diff options
Diffstat (limited to 'arch')
94 files changed, 2378 insertions, 663 deletions
diff --git a/arch/.gitignore b/arch/.gitignore new file mode 100644 index 000000000000..741468920320 --- /dev/null +++ b/arch/.gitignore @@ -0,0 +1,2 @@ +i386 +x86_64 diff --git a/arch/alpha/math-emu/math.c b/arch/alpha/math-emu/math.c index ae79dd970b02..58c2669a1dd4 100644 --- a/arch/alpha/math-emu/math.c +++ b/arch/alpha/math-emu/math.c @@ -225,7 +225,7 @@ alpha_fp_emul (unsigned long pc) FP_UNPACK_SP(SB, &vb); DR_c = DB_c; DR_s = DB_s; - DR_e = DB_e; + DR_e = DB_e + (1024 - 128); DR_f = SB_f << (52 - 23); goto pack_d; } diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index c4de2d4664d7..a04f507e7f2c 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1072,11 +1072,13 @@ source "drivers/rtc/Kconfig" source "drivers/dma/Kconfig" +source "drivers/dca/Kconfig" + endmenu source "fs/Kconfig" -source "kernel/Kconfig.instrumentation" +source "arch/arm/Kconfig.instrumentation" source "arch/arm/Kconfig.debug" diff --git a/arch/arm/Kconfig.instrumentation b/arch/arm/Kconfig.instrumentation new file mode 100644 index 000000000000..63b8c6d5606a --- /dev/null +++ b/arch/arm/Kconfig.instrumentation @@ -0,0 +1,52 @@ +menuconfig INSTRUMENTATION + bool "Instrumentation Support" + default y + ---help--- + Say Y here to get to see options related to performance measurement, + system-wide debugging, and testing. This option alone does not add any + kernel code. + + If you say N, all options in this submenu will be skipped and + disabled. If you're trying to debug the kernel itself, go see the + Kernel Hacking menu. + +if INSTRUMENTATION + +config PROFILING + bool "Profiling support (EXPERIMENTAL)" + help + Say Y here to enable the extended profiling support mechanisms used + by profilers such as OProfile. + +config OPROFILE + tristate "OProfile system profiling (EXPERIMENTAL)" + depends on PROFILING && !UML + help + OProfile is a profiling system capable of profiling the + whole system, include the kernel, kernel modules, libraries, + and applications. + + If unsure, say N. + +config OPROFILE_ARMV6 + bool + depends on OPROFILE && CPU_V6 && !SMP + default y + select OPROFILE_ARM11_CORE + +config OPROFILE_MPCORE + bool + depends on OPROFILE && CPU_V6 && SMP + default y + select OPROFILE_ARM11_CORE + +config OPROFILE_ARM11_CORE + bool + +config MARKERS + bool "Activate markers" + help + Place an empty function call at each marker site. Can be + dynamically changed for a probe function. + +endif # INSTRUMENTATION diff --git a/arch/arm/mach-at91/board-ek.c b/arch/arm/mach-at91/board-ek.c index d05b1b2be9fb..53a5ef9e72ee 100644 --- a/arch/arm/mach-at91/board-ek.c +++ b/arch/arm/mach-at91/board-ek.c @@ -109,6 +109,15 @@ static struct spi_board_info ek_spi_devices[] = { #endif }; +static struct i2c_board_info __initdata ek_i2c_devices[] = { + { + I2C_BOARD_INFO("ics1523", 0x26), + }, + { + I2C_BOARD_INFO("dac3550", 0x4d), + } +}; + #define EK_FLASH_BASE AT91_CHIPSELECT_0 #define EK_FLASH_SIZE 0x200000 diff --git a/arch/arm/mach-omap1/board-fsample.c b/arch/arm/mach-omap1/board-fsample.c index f65baa95986e..d5f6ea14fc7b 100644 --- a/arch/arm/mach-omap1/board-fsample.c +++ b/arch/arm/mach-omap1/board-fsample.c @@ -40,31 +40,29 @@ static int fsample_keymap[] = { KEY(0,1,KEY_RIGHT), KEY(0,2,KEY_LEFT), KEY(0,3,KEY_DOWN), - KEY(0,4,KEY_CENTER), - KEY(0,5,KEY_0_5), - KEY(1,0,KEY_SOFT2), + KEY(0,4,KEY_ENTER), + KEY(1,0,KEY_F10), KEY(1,1,KEY_SEND), KEY(1,2,KEY_END), KEY(1,3,KEY_VOLUMEDOWN), KEY(1,4,KEY_VOLUMEUP), KEY(1,5,KEY_RECORD), - KEY(2,0,KEY_SOFT1), + KEY(2,0,KEY_F9), KEY(2,1,KEY_3), KEY(2,2,KEY_6), KEY(2,3,KEY_9), - KEY(2,4,KEY_SHARP), - KEY(2,5,KEY_2_5), + KEY(2,4,KEY_KPDOT), KEY(3,0,KEY_BACK), KEY(3,1,KEY_2), KEY(3,2,KEY_5), KEY(3,3,KEY_8), KEY(3,4,KEY_0), - KEY(3,5,KEY_HEADSETHOOK), + KEY(3,5,KEY_KPSLASH), KEY(4,0,KEY_HOME), KEY(4,1,KEY_1), KEY(4,2,KEY_4), KEY(4,3,KEY_7), - KEY(4,4,KEY_STAR), + KEY(4,4,KEY_KPASTERISK), KEY(4,5,KEY_POWER), 0 }; diff --git a/arch/arm/mach-omap1/board-nokia770.c b/arch/arm/mach-omap1/board-nokia770.c index 22db19a53647..182a98a9df4c 100644 --- a/arch/arm/mach-omap1/board-nokia770.c +++ b/arch/arm/mach-omap1/board-nokia770.c @@ -36,8 +36,6 @@ #include <asm/arch/omapfb.h> #include <asm/arch/lcd_mipid.h> -#include "../plat-omap/dsp/dsp_common.h" - #define ADS7846_PENDOWN_GPIO 15 static void __init omap_nokia770_init_irq(void) @@ -318,6 +316,8 @@ static __init int omap_dsp_init(void) out: return ret; } +#else +#define omap_dsp_init() do {} while (0) #endif /* CONFIG_OMAP_DSP */ static void __init omap_nokia770_init(void) diff --git a/arch/arm/mach-omap1/board-perseus2.c b/arch/arm/mach-omap1/board-perseus2.c index 1d5c8d509722..e44437e10eef 100644 --- a/arch/arm/mach-omap1/board-perseus2.c +++ b/arch/arm/mach-omap1/board-perseus2.c @@ -39,31 +39,29 @@ static int p2_keymap[] = { KEY(0,1,KEY_RIGHT), KEY(0,2,KEY_LEFT), KEY(0,3,KEY_DOWN), - KEY(0,4,KEY_CENTER), - KEY(0,5,KEY_0_5), - KEY(1,0,KEY_SOFT2), + KEY(0,4,KEY_ENTER), + KEY(1,0,KEY_F10), KEY(1,1,KEY_SEND), KEY(1,2,KEY_END), KEY(1,3,KEY_VOLUMEDOWN), KEY(1,4,KEY_VOLUMEUP), KEY(1,5,KEY_RECORD), - KEY(2,0,KEY_SOFT1), + KEY(2,0,KEY_F9), KEY(2,1,KEY_3), KEY(2,2,KEY_6), KEY(2,3,KEY_9), - KEY(2,4,KEY_SHARP), - KEY(2,5,KEY_2_5), + KEY(2,4,KEY_KPDOT), KEY(3,0,KEY_BACK), KEY(3,1,KEY_2), KEY(3,2,KEY_5), KEY(3,3,KEY_8), KEY(3,4,KEY_0), - KEY(3,5,KEY_HEADSETHOOK), + KEY(3,5,KEY_KPSLASH), KEY(4,0,KEY_HOME), KEY(4,1,KEY_1), KEY(4,2,KEY_4), KEY(4,3,KEY_7), - KEY(4,4,KEY_STAR), + KEY(4,4,KEY_KPASTERISK), KEY(4,5,KEY_POWER), 0 }; diff --git a/arch/arm/mach-pxa/pxa25x.c b/arch/arm/mach-pxa/pxa25x.c index dcd81f8d0833..9732d5d9466b 100644 --- a/arch/arm/mach-pxa/pxa25x.c +++ b/arch/arm/mach-pxa/pxa25x.c @@ -178,13 +178,19 @@ static void pxa25x_cpu_pm_save(unsigned long *sleep_save) SAVE(GAFR1_L); SAVE(GAFR1_U); SAVE(GAFR2_L); SAVE(GAFR2_U); - SAVE(ICMR); + SAVE(ICMR); ICMR = 0; SAVE(CKEN); SAVE(PSTR); + + /* Clear GPIO transition detect bits */ + GEDR0 = GEDR0; GEDR1 = GEDR1; GEDR2 = GEDR2; } static void pxa25x_cpu_pm_restore(unsigned long *sleep_save) { + /* ensure not to come back here if it wasn't intended */ + PSPR = 0; + /* restore registers */ RESTORE_GPLEVEL(0); RESTORE_GPLEVEL(1); RESTORE_GPLEVEL(2); RESTORE(GPDR0); RESTORE(GPDR1); RESTORE(GPDR2); @@ -195,7 +201,12 @@ static void pxa25x_cpu_pm_restore(unsigned long *sleep_save) RESTORE(GFER0); RESTORE(GFER1); RESTORE(GFER2); RESTORE(PGSR0); RESTORE(PGSR1); RESTORE(PGSR2); + PSSR = PSSR_RDH | PSSR_PH; + RESTORE(CKEN); + + ICLR = 0; + ICCR = 1; RESTORE(ICMR); RESTORE(PSTR); } diff --git a/arch/arm/mach-pxa/sleep.S b/arch/arm/mach-pxa/sleep.S index aff71fec618a..d0447723b73a 100644 --- a/arch/arm/mach-pxa/sleep.S +++ b/arch/arm/mach-pxa/sleep.S @@ -43,11 +43,11 @@ pxa_cpu_save_cp: pxa_cpu_save_sp: @ preserve phys address of stack mov r0, sp - mov r2, lr + str lr, [sp, #-4]! bl sleep_phys_sp ldr r1, =sleep_save_sp str r0, [r1] - mov pc, r2 + ldr pc, [sp], #4 /* * pxa27x_cpu_suspend() @@ -270,5 +270,3 @@ resume_after_mmu: mar acc0, r2, r3 #endif ldmfd sp!, {r4 - r12, pc} @ return to caller - - diff --git a/arch/arm/vfp/vfp.h b/arch/arm/vfp/vfp.h index 54a2ad6d9ca2..791d0238c68f 100644 --- a/arch/arm/vfp/vfp.h +++ b/arch/arm/vfp/vfp.h @@ -361,10 +361,12 @@ u32 vfp_estimate_sqrt_significand(u32 exponent, u32 significand); * OP_SCALAR - this operation always operates in scalar mode * OP_SD - the instruction exceptionally writes to a single precision result. * OP_DD - the instruction exceptionally writes to a double precision result. + * OP_SM - the instruction exceptionally reads from a single precision operand. */ #define OP_SCALAR (1 << 0) #define OP_SD (1 << 1) #define OP_DD (1 << 1) +#define OP_SM (1 << 2) struct op { u32 (* const fn)(int dd, int dn, int dm, u32 fpscr); diff --git a/arch/arm/vfp/vfpdouble.c b/arch/arm/vfp/vfpdouble.c index 190a09ad18eb..6cac43bd1d86 100644 --- a/arch/arm/vfp/vfpdouble.c +++ b/arch/arm/vfp/vfpdouble.c @@ -668,8 +668,8 @@ static struct op fops_ext[32] = { [FEXT_TO_IDX(FEXT_FCMPZ)] = { vfp_double_fcmpz, OP_SCALAR }, [FEXT_TO_IDX(FEXT_FCMPEZ)] = { vfp_double_fcmpez, OP_SCALAR }, [FEXT_TO_IDX(FEXT_FCVT)] = { vfp_double_fcvts, OP_SCALAR|OP_SD }, - [FEXT_TO_IDX(FEXT_FUITO)] = { vfp_double_fuito, OP_SCALAR }, - [FEXT_TO_IDX(FEXT_FSITO)] = { vfp_double_fsito, OP_SCALAR }, + [FEXT_TO_IDX(FEXT_FUITO)] = { vfp_double_fuito, OP_SCALAR|OP_SM }, + [FEXT_TO_IDX(FEXT_FSITO)] = { vfp_double_fsito, OP_SCALAR|OP_SM }, [FEXT_TO_IDX(FEXT_FTOUI)] = { vfp_double_ftoui, OP_SCALAR|OP_SD }, [FEXT_TO_IDX(FEXT_FTOUIZ)] = { vfp_double_ftouiz, OP_SCALAR|OP_SD }, [FEXT_TO_IDX(FEXT_FTOSI)] = { vfp_double_ftosi, OP_SCALAR|OP_SD }, @@ -1128,7 +1128,7 @@ u32 vfp_double_cpdo(u32 inst, u32 fpscr) u32 exceptions = 0; unsigned int dest; unsigned int dn = vfp_get_dn(inst); - unsigned int dm = vfp_get_dm(inst); + unsigned int dm; unsigned int vecitr, veclen, vecstride; struct op *fop; @@ -1146,6 +1146,14 @@ u32 vfp_double_cpdo(u32 inst, u32 fpscr) dest = vfp_get_dd(inst); /* + * f[us]ito takes a sN operand, not a dN operand. + */ + if (fop->flags & OP_SM) + dm = vfp_get_sm(inst); + else + dm = vfp_get_dm(inst); + + /* * If destination bank is zero, vector length is always '1'. * ARM DDI0100F C5.1.3, C5.3.2. */ diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig index 2a3a7ea5958c..25232ba08119 100644 --- a/arch/blackfin/Kconfig +++ b/arch/blackfin/Kconfig @@ -65,6 +65,10 @@ config GENERIC_CALIBRATE_DELAY bool default y +config HARDWARE_PM + def_bool y + depends on OPROFILE + source "init/Kconfig" source "kernel/Kconfig.preempt" diff --git a/arch/cris/arch-v10/drivers/ds1302.c b/arch/cris/arch-v10/drivers/ds1302.c index 88eff7f54ea6..1d1936a18133 100644 --- a/arch/cris/arch-v10/drivers/ds1302.c +++ b/arch/cris/arch-v10/drivers/ds1302.c @@ -6,136 +6,9 @@ *! *! Functions exported: ds1302_readreg, ds1302_writereg, ds1302_init *! -*! $Log: ds1302.c,v $ -*! Revision 1.18 2005/01/24 09:11:26 mikaelam -*! Minor changes to get DS1302 RTC chip driver to work -*! -*! Revision 1.17 2005/01/05 06:11:22 starvik -*! No need to do local_irq_disable after local_irq_save. -*! -*! Revision 1.16 2004/12/13 12:21:52 starvik -*! Added I/O and DMA allocators from Linux 2.4 -*! -*! Revision 1.14 2004/08/24 06:48:43 starvik -*! Whitespace cleanup -*! -*! Revision 1.13 2004/05/28 09:26:59 starvik -*! Modified I2C initialization to work in 2.6. -*! -*! Revision 1.12 2004/05/14 07:58:03 starvik -*! Merge of changes from 2.4 -*! -*! Revision 1.10 2004/02/04 09:25:12 starvik -*! Merge of Linux 2.6.2 -*! -*! Revision 1.9 2003/07/04 08:27:37 starvik -*! Merge of Linux 2.5.74 -*! -*! Revision 1.8 2003/04/09 05:20:47 starvik -*! Merge of Linux 2.5.67 -*! -*! Revision 1.6 2003/01/09 14:42:51 starvik -*! Merge of Linux 2.5.55 -*! -*! Revision 1.4 2002/12/11 13:13:57 starvik -*! Added arch/ to v10 specific includes -*! Added fix from Linux 2.4 in serial.c (flush_to_flip_buffer) -*! -*! Revision 1.3 2002/11/20 11:56:10 starvik -*! Merge of Linux 2.5.48 -*! -*! Revision 1.2 2002/11/18 13:16:06 starvik -*! Linux 2.5 port of latest 2.4 drivers -*! -*! Revision 1.15 2002/10/11 16:14:33 johana -*! Added CONFIG_ETRAX_DS1302_TRICKLE_CHARGE and initial setting of the -*! trcklecharge register. -*! -*! Revision 1.14 2002/10/10 12:15:38 magnusmn -*! Added support for having the RST signal on bit g0 -*! -*! Revision 1.13 2002/05/29 15:16:08 johana -*! Removed unused variables. -*! -*! Revision 1.12 2002/04/10 15:35:25 johana -*! Moved probe function closer to init function and marked it __init. -*! -*! Revision 1.11 2001/06/14 12:35:52 jonashg -*! The ATA hack is back. It is unfortunately the only way to set g27 to output. -*! -*! Revision 1.9 2001/06/14 10:00:14 jonashg -*! No need for tempudelay to be inline anymore (had to adjust the usec to -*! loops conversion because of this to make it slow enough to be a udelay). -*! -*! Revision 1.8 2001/06/14 08:06:32 jonashg -*! Made tempudelay delay usecs (well, just a tad more). -*! -*! Revision 1.7 2001/06/13 14:18:11 jonashg -*! Only allow processes with SYS_TIME capability to set time and charge. -*! -*! Revision 1.6 2001/06/12 15:22:07 jonashg -*! * Made init function __init. -*! * Parameter to out_byte() is unsigned char. -*! * The magic number 42 has got a name. -*! * Removed comment about /proc (nothing is exported there). -*! -*! Revision 1.5 2001/06/12 14:35:13 jonashg -*! Gave the module a name and added it to printk's. -*! -*! Revision 1.4 2001/05/31 14:53:40 jonashg -*! Made tempudelay() inline so that the watchdog doesn't reset (see -*! function comment). -*! -*! Revision 1.3 2001/03/26 16:03:06 bjornw -*! Needs linux/config.h -*! -*! Revision 1.2 2001/03/20 19:42:00 bjornw -*! Use the ETRAX prefix on the DS1302 options -*! -*! Revision 1.1 2001/03/20 09:13:50 magnusmn -*! Linux 2.4 port -*! -*! Revision 1.10 2000/07/05 15:38:23 bjornw -*! Dont update kernel time when a RTC_SET_TIME is done -*! -*! Revision 1.9 2000/03/02 15:42:59 macce -*! * Hack to make RTC work on all 2100/2400 -*! -*! Revision 1.8 2000/02/23 16:59:18 torbjore -*! added setup of R_GEN_CONFIG when RTC is connected to the generic port. -*! -*! Revision 1.7 2000/01/17 15:51:43 johana -*! Added RTC_SET_CHARGE ioctl to enable trickle charger. -*! -*! Revision 1.6 1999/10/27 13:19:47 bjornw -*! Added update_xtime_from_cmos which reads back the updated RTC into the kernel. -*! /dev/rtc calls it now. -*! -*! Revision 1.5 1999/10/27 12:39:37 bjornw -*! Disabled superuser check. Anyone can now set the time. -*! -*! Revision 1.4 1999/09/02 13:27:46 pkj -*! Added shadow for R_PORT_PB_CONFIG. -*! Renamed port_g_shadow to port_g_data_shadow. -*! -*! Revision 1.3 1999/09/02 08:28:06 pkj -*! Made it possible to select either port PB or the generic port for the RST -*! signal line to the DS1302 RTC. -*! Also make sure the RST bit is configured as output on Port PB (if used). -*! -*! Revision 1.2 1999/09/01 14:47:20 bjornw -*! Added support for /dev/rtc operations with ioctl RD_TIME and SET_TIME to read -*! and set the date. Register as major 121. -*! -*! Revision 1.1 1999/09/01 09:45:29 bjornw -*! Implemented a DS1302 RTC driver. -*! -*! *! --------------------------------------------------------------------------- *! -*! (C) Copyright 1999, 2000, 2001, 2002, 2003, 2004 Axis Communications AB, LUND, SWEDEN -*! -*! $Id: ds1302.c,v 1.18 2005/01/24 09:11:26 mikaelam Exp $ +*! (C) Copyright 1999-2007 Axis Communications AB, LUND, SWEDEN *! *!***************************************************************************/ @@ -156,6 +29,8 @@ #include <asm/rtc.h> #include <asm/arch/io_interface_mux.h> +#include "i2c.h" + #define RTC_MAJOR_NR 121 /* local major, change later */ static const char ds1302_name[] = "ds1302"; diff --git a/arch/cris/arch-v10/kernel/io_interface_mux.c b/arch/cris/arch-v10/kernel/io_interface_mux.c index 3a9114e89edf..f3b327d4ed9c 100644 --- a/arch/cris/arch-v10/kernel/io_interface_mux.c +++ b/arch/cris/arch-v10/kernel/io_interface_mux.c @@ -392,6 +392,7 @@ int cris_request_io_interface(enum cris_io_interface ioif, const char *device_id if (((interfaces[ioif].gpio_g_in & gpio_in_pins) != interfaces[ioif].gpio_g_in) || ((interfaces[ioif].gpio_g_out & gpio_out_pins) != interfaces[ioif].gpio_g_out) || ((interfaces[ioif].gpio_b & gpio_pb_pins) != interfaces[ioif].gpio_b)) { + local_irq_restore(flags); printk(KERN_CRIT "cris_request_io_interface: Could not get required pins for interface %u\n", ioif); return -EBUSY; diff --git a/arch/cris/arch-v10/kernel/signal.c b/arch/cris/arch-v10/kernel/signal.c index 41d4a5f93284..b6be705c2a3e 100644 --- a/arch/cris/arch-v10/kernel/signal.c +++ b/arch/cris/arch-v10/kernel/signal.c @@ -7,7 +7,7 @@ * * Ideas also taken from arch/arm. * - * Copyright (C) 2000, 2001 Axis Communications AB + * Copyright (C) 2000-2007 Axis Communications AB * * Authors: Bjorn Wesen (bjornw@axis.com) * @@ -40,84 +40,30 @@ */ #define RESTART_CRIS_SYS(regs) regs->r10 = regs->orig_r10; regs->irp -= 2; -int do_signal(int canrestart, sigset_t *oldset, struct pt_regs *regs); +void do_signal(int canrestart, struct pt_regs *regs); /* - * Atomically swap in the new signal mask, and wait for a signal. Define + * Atomically swap in the new signal mask, and wait for a signal. Define * dummy arguments to be able to reach the regs argument. (Note that this * arrangement relies on old_sigset_t occupying one register.) */ -int -sys_sigsuspend(old_sigset_t mask, long r11, long r12, long r13, long mof, - long srp, struct pt_regs *regs) +int sys_sigsuspend(old_sigset_t mask, long r11, long r12, long r13, long mof, + long srp, struct pt_regs *regs) { - sigset_t saveset; - mask &= _BLOCKABLE; spin_lock_irq(¤t->sighand->siglock); - saveset = current->blocked; + current->saved_sigmask = current->blocked; siginitset(¤t->blocked, mask); recalc_sigpending(); spin_unlock_irq(¤t->sighand->siglock); - - regs->r10 = -EINTR; - while (1) { - current->state = TASK_INTERRUPTIBLE; - schedule(); - if (do_signal(0, &saveset, regs)) - /* We will get here twice: once to call the signal - handler, then again to return from the - sigsuspend system call. When calling the - signal handler, R10 holds the signal number as - set through do_signal. The sigsuspend call - will return with the restored value set above; - always -EINTR. */ - return regs->r10; - } + current->state = TASK_INTERRUPTIBLE; + schedule(); + set_thread_flag(TIF_RESTORE_SIGMASK); + return -ERESTARTNOHAND; } -/* Define dummy arguments to be able to reach the regs argument. (Note that - * this arrangement relies on size_t occupying one register.) - */ -int -sys_rt_sigsuspend(sigset_t *unewset, size_t sigsetsize, long r12, long r13, - long mof, long srp, struct pt_regs *regs) -{ - sigset_t saveset, newset; - - /* XXX: Don't preclude handling different sized sigset_t's. */ - if (sigsetsize != sizeof(sigset_t)) - return -EINVAL; - - if (copy_from_user(&newset, unewset, sizeof(newset))) - return -EFAULT; - sigdelsetmask(&newset, ~_BLOCKABLE); - - spin_lock_irq(¤t->sighand->siglock); - saveset = current->blocked; - current->blocked = newset; - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); - - regs->r10 = -EINTR; - while (1) { - current->state = TASK_INTERRUPTIBLE; - schedule(); - if (do_signal(0, &saveset, regs)) - /* We will get here twice: once to call the signal - handler, then again to return from the - sigsuspend system call. When calling the - signal handler, R10 holds the signal number as - set through do_signal. The sigsuspend call - will return with the restored value set above; - always -EINTR. */ - return regs->r10; - } -} - -int -sys_sigaction(int sig, const struct old_sigaction __user *act, - struct old_sigaction *oact) +int sys_sigaction(int sig, const struct old_sigaction __user *act, + struct old_sigaction *oact) { struct k_sigaction new_ka, old_ka; int ret; @@ -147,8 +93,7 @@ sys_sigaction(int sig, const struct old_sigaction __user *act, return ret; } -int -sys_sigaltstack(const stack_t *uss, stack_t __user *uoss) +int sys_sigaltstack(const stack_t *uss, stack_t __user *uoss) { return do_sigaltstack(uss, uoss, rdusp()); } @@ -205,7 +150,7 @@ restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc) /* TODO: the other ports use regs->orig_XX to disable syscall checks * after this completes, but we don't use that mechanism. maybe we can - * use it now ? + * use it now ? */ return err; @@ -216,7 +161,7 @@ badframe: /* Define dummy arguments to be able to reach the regs argument. */ -asmlinkage int sys_sigreturn(long r10, long r11, long r12, long r13, long mof, +asmlinkage int sys_sigreturn(long r10, long r11, long r12, long r13, long mof, long srp, struct pt_regs *regs) { struct sigframe __user *frame = (struct sigframe *)rdusp(); @@ -243,7 +188,7 @@ asmlinkage int sys_sigreturn(long r10, long r11, long r12, long r13, long mof, current->blocked = set; recalc_sigpending(); spin_unlock_irq(¤t->sighand->siglock); - + if (restore_sigcontext(regs, &frame->sc)) goto badframe; @@ -254,11 +199,11 @@ asmlinkage int sys_sigreturn(long r10, long r11, long r12, long r13, long mof, badframe: force_sig(SIGSEGV, current); return 0; -} +} /* Define dummy arguments to be able to reach the regs argument. */ -asmlinkage int sys_rt_sigreturn(long r10, long r11, long r12, long r13, +asmlinkage int sys_rt_sigreturn(long r10, long r11, long r12, long r13, long mof, long srp, struct pt_regs *regs) { struct rt_sigframe __user *frame = (struct rt_sigframe *)rdusp(); @@ -282,7 +227,7 @@ asmlinkage int sys_rt_sigreturn(long r10, long r11, long r12, long r13, current->blocked = set; recalc_sigpending(); spin_unlock_irq(¤t->sighand->siglock); - + if (restore_sigcontext(regs, &frame->uc.uc_mcontext)) goto badframe; @@ -294,14 +239,14 @@ asmlinkage int sys_rt_sigreturn(long r10, long r11, long r12, long r13, badframe: force_sig(SIGSEGV, current); return 0; -} +} /* * Set up a signal frame. */ -static int -setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs, unsigned long mask) +static int setup_sigcontext(struct sigcontext __user *sc, + struct pt_regs *regs, unsigned long mask) { int err = 0; unsigned long usp = rdusp(); @@ -324,10 +269,11 @@ setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs, unsigned lo return err; } -/* figure out where we want to put the new signal frame - usually on the stack */ +/* Figure out where we want to put the new signal frame + * - usually on the stack. */ static inline void __user * -get_sigframe(struct k_sigaction *ka, struct pt_regs * regs, size_t frame_size) +get_sigframe(struct k_sigaction *ka, struct pt_regs *regs, size_t frame_size) { unsigned long sp = rdusp(); @@ -345,15 +291,15 @@ get_sigframe(struct k_sigaction *ka, struct pt_regs * regs, size_t frame_size) } /* grab and setup a signal frame. - * + * * basically we stack a lot of state info, and arrange for the * user-mode program to return to the kernel using either a * trampoline which performs the syscall sigreturn, or a provided * user-mode trampoline. */ -static void setup_frame(int sig, struct k_sigaction *ka, - sigset_t *set, struct pt_regs * regs) +static int setup_frame(int sig, struct k_sigaction *ka, + sigset_t *set, struct pt_regs *regs) { struct sigframe __user *frame; unsigned long return_ip; @@ -401,14 +347,15 @@ static void setup_frame(int sig, struct k_sigaction *ka, wrusp((unsigned long)frame); - return; + return 0; give_sigsegv: force_sigsegv(sig, current); + return -EFAULT; } -static void setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, - sigset_t *set, struct pt_regs * regs) +static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, + sigset_t *set, struct pt_regs *regs) { struct rt_sigframe __user *frame; unsigned long return_ip; @@ -443,9 +390,10 @@ static void setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, /* trampoline - the desired return ip is the retcode itself */ return_ip = (unsigned long)&frame->retcode; /* This is movu.w __NR_rt_sigreturn, r9; break 13; */ - err |= __put_user(0x9c5f, (short __user*)(frame->retcode+0)); - err |= __put_user(__NR_rt_sigreturn, (short __user*)(frame->retcode+2)); - err |= __put_user(0xe93d, (short __user*)(frame->retcode+4)); + err |= __put_user(0x9c5f, (short __user *)(frame->retcode+0)); + err |= __put_user(__NR_rt_sigreturn, + (short __user *)(frame->retcode+2)); + err |= __put_user(0xe93d, (short __user *)(frame->retcode+4)); } if (err) @@ -455,73 +403,81 @@ static void setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, /* Set up registers for signal handler */ - regs->irp = (unsigned long) ka->sa.sa_handler; /* what we enter NOW */ - regs->srp = return_ip; /* what we enter LATER */ - regs->r10 = sig; /* first argument is signo */ - regs->r11 = (unsigned long) &frame->info; /* second argument is (siginfo_t *) */ - regs->r12 = 0; /* third argument is unused */ - - /* actually move the usp to reflect the stacked frame */ - + /* What we enter NOW */ + regs->irp = (unsigned long) ka->sa.sa_handler; + /* What we enter LATER */ + regs->srp = return_ip; + /* First argument is signo */ + regs->r10 = sig; + /* Second argument is (siginfo_t *) */ + regs->r11 = (unsigned long)&frame->info; + /* Third argument is unused */ + regs->r12 = 0; + + /* Actually move the usp to reflect the stacked frame */ wrusp((unsigned long)frame); - return; + return 0; give_sigsegv: force_sigsegv(sig, current); + return -EFAULT; } /* * OK, we're invoking a handler - */ + */ -static inline void -handle_signal(int canrestart, unsigned long sig, - siginfo_t *info, struct k_sigaction *ka, - sigset_t *oldset, struct pt_regs * regs) +static inline int handle_signal(int canrestart, unsigned long sig, + siginfo_t *info, struct k_sigaction *ka, + sigset_t *oldset, struct pt_regs *regs) { + int ret; + /* Are we from a system call? */ if (canrestart) { /* If so, check system call restarting.. */ switch (regs->r10) { - case -ERESTART_RESTARTBLOCK: - case -ERESTARTNOHAND: - /* ERESTARTNOHAND means that the syscall should only be - restarted if there was no handler for the signal, and since - we only get here if there is a handler, we don't restart */ + case -ERESTART_RESTARTBLOCK: + case -ERESTARTNOHAND: + /* ERESTARTNOHAND means that the syscall should + * only be restarted if there was no handler for + * the signal, and since we only get here if there + * is a handler, we don't restart */ + regs->r10 = -EINTR; + break; + case -ERESTARTSYS: + /* ERESTARTSYS means to restart the syscall if + * there is no handler or the handler was + * registered with SA_RESTART */ + if (!(ka->sa.sa_flags & SA_RESTART)) { regs->r10 = -EINTR; break; - - case -ERESTARTSYS: - /* ERESTARTSYS means to restart the syscall if there is no - handler or the handler was registered with SA_RESTART */ - if (!(ka->sa.sa_flags & SA_RESTART)) { - regs->r10 = -EINTR; - break; - } - /* fallthrough */ - case -ERESTARTNOINTR: - /* ERESTARTNOINTR means that the syscall should be called again - after the signal handler returns. */ - RESTART_CRIS_SYS(regs); + } + /* fallthrough */ + case -ERESTARTNOINTR: + /* ERESTARTNOINTR means that the syscall should + * be called again after the signal handler returns. */ + RESTART_CRIS_SYS(regs); } } /* Set up the stack frame */ if (ka->sa.sa_flags & SA_SIGINFO) - setup_rt_frame(sig, ka, info, oldset, regs); + ret = setup_rt_frame(sig, ka, info, oldset, regs); else - setup_frame(sig, ka, oldset, regs); - - if (ka->sa.sa_flags & SA_ONESHOT) - ka->sa.sa_handler = SIG_DFL; - - spin_lock_irq(¤t->sighand->siglock); - sigorsets(¤t->blocked,¤t->blocked,&ka->sa.sa_mask); - if (!(ka->sa.sa_flags & SA_NODEFER)) - sigaddset(¤t->blocked,sig); - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); + ret = setup_frame(sig, ka, oldset, regs); + + if (ret == 0) { + spin_lock_irq(¤t->sighand->siglock); + sigorsets(¤t->blocked, ¤t->blocked, + &ka->sa.sa_mask); + if (!(ka->sa.sa_flags & SA_NODEFER)) + sigaddset(¤t->blocked, sig); + recalc_sigpending(); + spin_unlock_irq(¤t->sighand->siglock); + } + return ret; } /* @@ -536,11 +492,12 @@ handle_signal(int canrestart, unsigned long sig, * mode below. */ -int do_signal(int canrestart, sigset_t *oldset, struct pt_regs *regs) +void do_signal(int canrestart, struct pt_regs *regs) { siginfo_t info; int signr; struct k_sigaction ka; + sigset_t *oldset; /* * We want the common case to go fast, which @@ -549,16 +506,26 @@ int do_signal(int canrestart, sigset_t *oldset, struct pt_regs *regs) * if so. */ if (!user_mode(regs)) - return 1; + return; - if (!oldset) + if (test_thread_flag(TIF_RESTORE_SIGMASK)) + oldset = ¤t->saved_sigmask; + else oldset = ¤t->blocked; signr = get_signal_to_deliver(&info, &ka, regs, NULL); if (signr > 0) { /* Whee! Actually deliver the signal. */ - handle_signal(canrestart, signr, &info, &ka, oldset, regs); - return 1; + if (handle_signal(canrestart, signr, &info, &ka, + oldset, regs)) { + /* a signal was successfully delivered; the saved + * sigmask will have been stored in the signal frame, + * and will be restored by sigreturn, so we can simply + * clear the TIF_RESTORE_SIGMASK flag */ + if (test_thread_flag(TIF_RESTORE_SIGMASK)) + clear_thread_flag(TIF_RESTORE_SIGMASK); + } + return; } /* Did we come from a system call? */ @@ -569,10 +536,16 @@ int do_signal(int canrestart, sigset_t *oldset, struct pt_regs *regs) regs->r10 == -ERESTARTNOINTR) { RESTART_CRIS_SYS(regs); } - if (regs->r10 == -ERESTART_RESTARTBLOCK){ + if (regs->r10 == -ERESTART_RESTARTBLOCK) { regs->r10 = __NR_restart_syscall; regs->irp -= 2; } } - return 0; + + /* if there's no signal to deliver, we just put the saved sigmask + * back */ + if (test_thread_flag(TIF_RESTORE_SIGMASK)) { + clear_thread_flag(TIF_RESTORE_SIGMASK); + sigprocmask(SIG_SETMASK, ¤t->saved_sigmask, NULL); + } } diff --git a/arch/cris/arch-v10/kernel/time.c b/arch/cris/arch-v10/kernel/time.c index 5976f6199c47..9310a7b476e9 100644 --- a/arch/cris/arch-v10/kernel/time.c +++ b/arch/cris/arch-v10/kernel/time.c @@ -13,6 +13,7 @@ #include <linux/swap.h> #include <linux/sched.h> #include <linux/init.h> +#include <linux/vmstat.h> #include <asm/arch/svinto.h> #include <asm/types.h> #include <asm/signal.h> diff --git a/arch/cris/arch-v10/vmlinux.lds.S b/arch/cris/arch-v10/vmlinux.lds.S index 9859d49d088b..97a7876ed681 100644 --- a/arch/cris/arch-v10/vmlinux.lds.S +++ b/arch/cris/arch-v10/vmlinux.lds.S @@ -9,7 +9,8 @@ */ #include <asm-generic/vmlinux.lds.h> - +#include <asm/page.h> + jiffies = jiffies_64; SECTIONS { @@ -23,7 +24,7 @@ SECTIONS _stext = .; __stext = .; .text : { - *(.text) + TEXT_TEXT SCHED_TEXT LOCK_TEXT *(.fixup) @@ -49,10 +50,10 @@ SECTIONS __edata = . ; /* End of data section */ _edata = . ; - . = ALIGN(8192); /* init_task and stack, must be aligned */ + . = ALIGN(PAGE_SIZE); /* init_task and stack, must be aligned */ .data.init_task : { *(.data.init_task) } - . = ALIGN(8192); /* Init code and data */ + . = ALIGN(PAGE_SIZE); /* Init code and data */ __init_begin = .; .init.text : { _sinittext = .; @@ -66,13 +67,7 @@ SECTIONS __setup_end = .; .initcall.init : { __initcall_start = .; - *(.initcall1.init); - *(.initcall2.init); - *(.initcall3.init); - *(.initcall4.init); - *(.initcall5.init); - *(.initcall6.init); - *(.initcall7.init); + INITCALLS __initcall_end = .; } @@ -88,16 +83,18 @@ SECTIONS __initramfs_start = .; *(.init.ramfs) __initramfs_end = .; - /* We fill to the next page, so we can discard all init - pages without needing to consider what payload might be - appended to the kernel image. */ - FILL (0); - . = ALIGN (8192); } #endif - __vmlinux_end = .; /* last address of the physical file */ - __init_end = .; + + /* + * We fill to the next page, so we can discard all init + * pages without needing to consider what payload might be + * appended to the kernel image. + */ + . = ALIGN(PAGE_SIZE); + + __init_end = .; __data_end = . ; /* Move to _edata ? */ __bss_start = .; /* BSS */ diff --git a/arch/ia64/kernel/unaligned.c b/arch/ia64/kernel/unaligned.c index 2173de9fe917..f6a1aeb742b3 100644 --- a/arch/ia64/kernel/unaligned.c +++ b/arch/ia64/kernel/unaligned.c @@ -1488,16 +1488,19 @@ ia64_handle_unaligned (unsigned long ifa, struct pt_regs *regs) case LDFA_OP: case LDFCCLR_OP: case LDFCNC_OP: - case LDF_IMM_OP: - case LDFA_IMM_OP: - case LDFCCLR_IMM_OP: - case LDFCNC_IMM_OP: if (u.insn.x) ret = emulate_load_floatpair(ifa, u.insn, regs); else ret = emulate_load_float(ifa, u.insn, regs); break; + case LDF_IMM_OP: + case LDFA_IMM_OP: + case LDFCCLR_IMM_OP: + case LDFCNC_IMM_OP: + ret = emulate_load_float(ifa, u.insn, regs); + break; + case STF_OP: case STF_IMM_OP: ret = emulate_store_float(ifa, u.insn, regs); diff --git a/arch/ia64/sn/kernel/xp_nofault.S b/arch/ia64/sn/kernel/xp_nofault.S index 54e8973b6e99..98e7c7dbfdd8 100644 --- a/arch/ia64/sn/kernel/xp_nofault.S +++ b/arch/ia64/sn/kernel/xp_nofault.S @@ -3,7 +3,7 @@ * License. See the file "COPYING" in the main directory of this archive * for more details. * - * Copyright (c) 2004-2005 Silicon Graphics, Inc. All Rights Reserved. + * Copyright (c) 2004-2007 Silicon Graphics, Inc. All Rights Reserved. */ @@ -14,6 +14,11 @@ * PIO read fails, the MCA handler will force the error to look * corrected and vector to the xp_error_PIOR which will return an error. * + * The definition of "consumption" and the time it takes for an MCA + * to surface is processor implementation specific. This code + * is sufficient on Itanium through the Montvale processor family. + * It may need to be adjusted for future processor implementations. + * * extern int xp_nofault_PIOR(void *remote_register); */ @@ -22,11 +27,10 @@ xp_nofault_PIOR: mov r8=r0 // Stage a success return value ld8.acq r9=[r32];; // PIO Read the specified register adds r9=1,r9;; // Add to force consumption - or r9=r9,r9;; // Or to force consumption + srlz.i;; // Allow time for MCA to surface br.ret.sptk.many b0;; // Return success .global xp_error_PIOR xp_error_PIOR: mov r8=1 // Return value of 1 br.ret.sptk.many b0;; // Return failure - diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index c6fc405a6c8e..b22c043b6ef8 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -59,6 +59,8 @@ config BCM47XX select SYS_SUPPORTS_LITTLE_ENDIAN select SSB select SSB_DRIVER_MIPS + select SSB_DRIVER_EXTIF + select SSB_PCICORE_HOSTMODE if PCI select GENERIC_GPIO select SYS_HAS_EARLY_PRINTK select CFE @@ -992,8 +994,6 @@ config BOOT_ELF64 menu "CPU selection" -source "kernel/time/Kconfig" - choice prompt "CPU type" default CPU_R4X00 @@ -1768,6 +1768,8 @@ config NR_CPUS performance should round up your number of processors to the next power of two. +source "kernel/time/Kconfig" + # # Timer Interrupt Frequency Configuration # diff --git a/arch/mips/au1000/common/pci.c b/arch/mips/au1000/common/pci.c index 6fa70a36a250..ce771487567d 100644 --- a/arch/mips/au1000/common/pci.c +++ b/arch/mips/au1000/common/pci.c @@ -1,8 +1,8 @@ /* * BRIEF MODULE DESCRIPTION - * Alchemy/AMD Au1x00 pci support. + * Alchemy/AMD Au1x00 PCI support. * - * Copyright 2001,2002,2003 MontaVista Software Inc. + * Copyright 2001-2003, 2007 MontaVista Software Inc. * Author: MontaVista Software, Inc. * ppopov@mvista.com or source@mvista.com * @@ -66,6 +66,8 @@ static unsigned long virt_io_addr; static int __init au1x_pci_setup(void) { + extern void au1x_pci_cfg_init(void); + #if defined(CONFIG_SOC_AU1500) || defined(CONFIG_SOC_AU1550) virt_io_addr = (unsigned long)ioremap(Au1500_PCI_IO_START, Au1500_PCI_IO_END - Au1500_PCI_IO_START + 1); @@ -94,6 +96,8 @@ static int __init au1x_pci_setup(void) set_io_port_base(virt_io_addr); #endif + au1x_pci_cfg_init(); + register_pci_controller(&au1x_controller); return 0; } diff --git a/arch/mips/cobalt/console.c b/arch/mips/cobalt/console.c index db330e811025..d1ba701c9dd1 100644 --- a/arch/mips/cobalt/console.c +++ b/arch/mips/cobalt/console.c @@ -4,10 +4,15 @@ #include <linux/io.h> #include <linux/serial_reg.h> +#include <cobalt.h> + #define UART_BASE ((void __iomem *)CKSEG1ADDR(0x1c800000)) void prom_putchar(char c) { + if (cobalt_board_id <= COBALT_BRD_ID_QUBE1) + return; + while (!(readb(UART_BASE + UART_LSR) & UART_LSR_THRE)) ; diff --git a/arch/mips/kernel/head.S b/arch/mips/kernel/head.S index 236768731063..50be56c9e9ef 100644 --- a/arch/mips/kernel/head.S +++ b/arch/mips/kernel/head.S @@ -136,7 +136,8 @@ EXPORT(_stext) * kernel load address. This is needed because this platform does * not have a ELF loader yet. */ - __INIT +FEXPORT(__kernel_entry) + j kernel_entry #endif __INIT_REFOK diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c index 7f6ddcb5d485..f8a535afce39 100644 --- a/arch/mips/kernel/setup.c +++ b/arch/mips/kernel/setup.c @@ -269,7 +269,7 @@ static void __init bootmem_init(void) static void __init bootmem_init(void) { - unsigned long init_begin, reserved_end; + unsigned long reserved_end; unsigned long mapstart = ~0UL; unsigned long bootmap_size; int i; @@ -344,7 +344,6 @@ static void __init bootmem_init(void) min_low_pfn, max_low_pfn); - init_begin = PFN_UP(__pa_symbol(&__init_begin)); for (i = 0; i < boot_mem_map.nr_map; i++) { unsigned long start, end; @@ -352,8 +351,8 @@ static void __init bootmem_init(void) end = PFN_DOWN(boot_mem_map.map[i].addr + boot_mem_map.map[i].size); - if (start <= init_begin) - start = init_begin; + if (start <= min_low_pfn) + start = min_low_pfn; if (start >= end) continue; diff --git a/arch/mips/kernel/time.c b/arch/mips/kernel/time.c index 1ecfbb7eba6c..2995be1ab3ca 100644 --- a/arch/mips/kernel/time.c +++ b/arch/mips/kernel/time.c @@ -147,9 +147,9 @@ static __init int cpu_has_mfc0_count_bug(void) return 1; /* - * I don't have erratas for newer R4400 so be paranoid. + * we assume newer revisions are ok */ - return 1; + return 0; } return 0; diff --git a/arch/mips/lasat/image/Makefile b/arch/mips/lasat/image/Makefile index 5332449ec040..460626b6d62f 100644 --- a/arch/mips/lasat/image/Makefile +++ b/arch/mips/lasat/image/Makefile @@ -12,11 +12,11 @@ endif MKLASATIMG = mklasatimg MKLASATIMG_ARCH = mq2,mqpro,sp100,sp200 -KERNEL_IMAGE = $(TOPDIR)/vmlinux +KERNEL_IMAGE = vmlinux KERNEL_START = $(shell $(NM) $(KERNEL_IMAGE) | grep " _text" | cut -f1 -d\ ) KERNEL_ENTRY = $(shell $(NM) $(KERNEL_IMAGE) | grep kernel_entry | cut -f1 -d\ ) -LDSCRIPT= -L$(obj) -Tromscript.normal +LDSCRIPT= -L$(srctree)/$(src) -Tromscript.normal HEAD_DEFINES := -D_kernel_start=0x$(KERNEL_START) \ -D_kernel_entry=0x$(KERNEL_ENTRY) \ @@ -24,7 +24,7 @@ HEAD_DEFINES := -D_kernel_start=0x$(KERNEL_START) \ -D TIMESTAMP=$(shell date +%s) $(obj)/head.o: $(obj)/head.S $(KERNEL_IMAGE) - $(CC) -fno-pic $(HEAD_DEFINES) -I$(TOPDIR)/include -c -o $@ $< + $(CC) -fno-pic $(HEAD_DEFINES) $(LINUXINCLUDE) -c -o $@ $< OBJECTS = head.o kImage.o diff --git a/arch/mips/mips-boards/generic/memory.c b/arch/mips/mips-boards/generic/memory.c index 2c5c27c8e86d..dc272c188233 100644 --- a/arch/mips/mips-boards/generic/memory.c +++ b/arch/mips/mips-boards/generic/memory.c @@ -169,7 +169,6 @@ void __init prom_meminit(void) void __init prom_free_prom_memory(void) { -#if 0 /* for now ... */ unsigned long addr; int i; @@ -181,5 +180,4 @@ void __init prom_free_prom_memory(void) free_init_pages("prom memory", addr, addr + boot_mem_map.map[i].size); } -#endif } diff --git a/arch/mips/mips-boards/generic/reset.c b/arch/mips/mips-boards/generic/reset.c index 7a1bb51f81ee..583d468d98a9 100644 --- a/arch/mips/mips-boards/generic/reset.c +++ b/arch/mips/mips-boards/generic/reset.c @@ -39,16 +39,18 @@ static void atlas_machine_power_off(void); static void mips_machine_restart(char *command) { - unsigned int __iomem *softres_reg = ioremap(SOFTRES_REG, sizeof(unsigned int)); + unsigned int __iomem *softres_reg = + ioremap(SOFTRES_REG, sizeof(unsigned int)); - writew(GORESET, softres_reg); + __raw_writel(GORESET, softres_reg); } static void mips_machine_halt(void) { - unsigned int __iomem *softres_reg = ioremap(SOFTRES_REG, sizeof(unsigned int)); + unsigned int __iomem *softres_reg = + ioremap(SOFTRES_REG, sizeof(unsigned int)); - writew(GORESET, softres_reg); + __raw_writel(GORESET, softres_reg); } #if defined(CONFIG_MIPS_ATLAS) diff --git a/arch/mips/mips-boards/malta/malta_setup.c b/arch/mips/mips-boards/malta/malta_setup.c index 9a2636e56243..bc43a5c2224d 100644 --- a/arch/mips/mips-boards/malta/malta_setup.c +++ b/arch/mips/mips-boards/malta/malta_setup.c @@ -149,7 +149,7 @@ void __init plat_mem_setup(void) /* Check PCI clock */ { unsigned int __iomem *jmpr_p = (unsigned int *) ioremap(MALTA_JMPRS_REG, sizeof(unsigned int)); - int jmpr = (readw(jmpr_p) >> 2) & 0x07; + int jmpr = (__raw_readl(jmpr_p) >> 2) & 0x07; static const int pciclocks[] __initdata = { 33, 20, 25, 30, 12, 16, 37, 10 }; diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c index ae76795685cc..810535dd091b 100644 --- a/arch/mips/mm/dma-default.c +++ b/arch/mips/mm/dma-default.c @@ -45,7 +45,7 @@ static gfp_t massage_gfp_flags(const struct device *dev, gfp_t gfp) /* ignore region specifiers */ gfp &= ~(__GFP_DMA | __GFP_DMA32 | __GFP_HIGHMEM); -#ifdef CONFIG_ZONE_DMA32 +#ifdef CONFIG_ZONE_DMA if (dev == NULL) gfp |= __GFP_DMA; else if (dev->coherent_dma_mask < DMA_BIT_MASK(24)) diff --git a/arch/mips/pci/fixup-cobalt.c b/arch/mips/pci/fixup-cobalt.c index f7df1142912b..9553b14002dd 100644 --- a/arch/mips/pci/fixup-cobalt.c +++ b/arch/mips/pci/fixup-cobalt.c @@ -177,7 +177,7 @@ static char irq_tab_raq2[] __initdata = { int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) { - if (cobalt_board_id < COBALT_BRD_ID_QUBE2) + if (cobalt_board_id <= COBALT_BRD_ID_QUBE1) return irq_tab_qube1[slot]; if (cobalt_board_id == COBALT_BRD_ID_RAQ2) diff --git a/arch/mips/pci/ops-au1000.c b/arch/mips/pci/ops-au1000.c index 6b29904acf45..1314bd58f036 100644 --- a/arch/mips/pci/ops-au1000.c +++ b/arch/mips/pci/ops-au1000.c @@ -1,8 +1,8 @@ /* * BRIEF MODULE DESCRIPTION - * Alchemy/AMD Au1x00 pci support. + * Alchemy/AMD Au1x00 PCI support. * - * Copyright 2001,2002,2003 MontaVista Software Inc. + * Copyright 2001-2003, 2007 MontaVista Software Inc. * Author: MontaVista Software, Inc. * ppopov@mvista.com or source@mvista.com * @@ -69,10 +69,27 @@ void mod_wired_entry(int entry, unsigned long entrylo0, write_c0_pagemask(old_pagemask); } -struct vm_struct *pci_cfg_vm; +static struct vm_struct *pci_cfg_vm; static int pci_cfg_wired_entry; -static int first_cfg = 1; -unsigned long last_entryLo0, last_entryLo1; +static unsigned long last_entryLo0, last_entryLo1; + +/* + * We can't ioremap the entire pci config space because it's too large. + * Nor can we call ioremap dynamically because some device drivers use + * the PCI config routines from within interrupt handlers and that + * becomes a problem in get_vm_area(). We use one wired TLB to handle + * all config accesses for all busses. + */ +void __init au1x_pci_cfg_init(void) +{ + /* Reserve a wired entry for PCI config accesses */ + pci_cfg_vm = get_vm_area(0x2000, VM_IOREMAP); + if (!pci_cfg_vm) + panic(KERN_ERR "PCI unable to get vm area\n"); + pci_cfg_wired_entry = read_c0_wired(); + add_wired_entry(0, 0, (unsigned long)pci_cfg_vm->addr, PM_4K); + last_entryLo0 = last_entryLo1 = 0xffffffff; +} static int config_access(unsigned char access_type, struct pci_bus *bus, unsigned int dev_fn, unsigned char where, @@ -97,27 +114,6 @@ static int config_access(unsigned char access_type, struct pci_bus *bus, Au1500_PCI_STATCMD); au_sync_udelay(1); - /* - * We can't ioremap the entire pci config space because it's - * too large. Nor can we call ioremap dynamically because some - * device drivers use the pci config routines from within - * interrupt handlers and that becomes a problem in get_vm_area(). - * We use one wired tlb to handle all config accesses for all - * busses. To improve performance, if the current device - * is the same as the last device accessed, we don't touch the - * tlb. - */ - if (first_cfg) { - /* reserve a wired entry for pci config accesses */ - first_cfg = 0; - pci_cfg_vm = get_vm_area(0x2000, VM_IOREMAP); - if (!pci_cfg_vm) - panic(KERN_ERR "PCI unable to get vm area\n"); - pci_cfg_wired_entry = read_c0_wired(); - add_wired_entry(0, 0, (unsigned long)pci_cfg_vm->addr, PM_4K); - last_entryLo0 = last_entryLo1 = 0xffffffff; - } - /* Allow board vendors to implement their own off-chip idsel. * If it doesn't succeed, may as well bail out at this point. */ @@ -144,9 +140,12 @@ static int config_access(unsigned char access_type, struct pci_bus *bus, /* page boundary */ cfg_base = cfg_base & PAGE_MASK; + /* + * To improve performance, if the current device is the same as + * the last device accessed, we don't touch the TLB. + */ entryLo0 = (6 << 26) | (cfg_base >> 6) | (2 << 3) | 7; entryLo1 = (6 << 26) | (cfg_base >> 6) | (0x1000 >> 6) | (2 << 3) | 7; - if ((entryLo0 != last_entryLo0) || (entryLo1 != last_entryLo1)) { mod_wired_entry(pci_cfg_wired_entry, entryLo0, entryLo1, (unsigned long)pci_cfg_vm->addr, PM_4K); diff --git a/arch/mips/pci/ops-mace.c b/arch/mips/pci/ops-mace.c index fe5451449304..e95881897ec9 100644 --- a/arch/mips/pci/ops-mace.c +++ b/arch/mips/pci/ops-mace.c @@ -42,6 +42,10 @@ static int mace_pci_read_config(struct pci_bus *bus, unsigned int devfn, int reg, int size, u32 *val) { + u32 control = mace->pci.control; + + /* disable master aborts interrupts during config read */ + mace->pci.control = control & ~MACEPCI_CONTROL_MAR_INT; mace->pci.config_addr = mkaddr(bus, devfn, reg); switch (size) { case 1: @@ -54,6 +58,9 @@ mace_pci_read_config(struct pci_bus *bus, unsigned int devfn, *val = mace->pci.config_data.l; break; } + /* ack possible master abort */ + mace->pci.error &= ~MACEPCI_ERROR_MASTER_ABORT; + mace->pci.control = control; DPRINTK("read%d: reg=%08x,val=%02x\n", size * 8, reg, *val); diff --git a/arch/mips/pci/pci-ip32.c b/arch/mips/pci/pci-ip32.c index 618ea7dbc474..532b561b4442 100644 --- a/arch/mips/pci/pci-ip32.c +++ b/arch/mips/pci/pci-ip32.c @@ -119,6 +119,7 @@ static struct pci_controller mace_pci_controller = { .iommu = 0, .mem_offset = MACE_PCI_MEM_OFFSET, .io_offset = 0, + .io_map_base = CKSEG1ADDR(MACEPCI_LOW_IO), }; static int __init mace_init(void) @@ -135,7 +136,8 @@ static int __init mace_init(void) BUG_ON(request_irq(MACE_PCI_BRIDGE_IRQ, macepci_error, 0, "MACE PCI error", NULL)); - iomem_resource = mace_pci_mem_resource; + /* extend memory resources */ + iomem_resource.end = mace_pci_mem_resource.end; ioport_resource = mace_pci_io_resource; register_pci_controller(&mace_pci_controller); diff --git a/arch/mips/philips/pnx8550/common/time.c b/arch/mips/philips/pnx8550/common/time.c index e818fd0f1584..6d494e0de3d9 100644 --- a/arch/mips/philips/pnx8550/common/time.c +++ b/arch/mips/philips/pnx8550/common/time.c @@ -22,7 +22,6 @@ #include <linux/kernel_stat.h> #include <linux/spinlock.h> #include <linux/interrupt.h> -#include <linux/module.h> #include <asm/bootinfo.h> #include <asm/cpu.h> @@ -41,11 +40,60 @@ static cycle_t hpt_read(void) return read_c0_count2(); } +static struct clocksource pnx_clocksource = { + .name = "pnx8xxx", + .rating = 200, + .read = hpt_read, + .flags = CLOCK_SOURCE_IS_CONTINUOUS, +}; + static void timer_ack(void) { write_c0_compare(cpj); } +static irqreturn_t pnx8xxx_timer_interrupt(int irq, void *dev_id) +{ + struct clock_event_device *c = dev_id; + + /* clear MATCH, signal the event */ + c->event_handler(c); + + return IRQ_HANDLED; +} + +static struct irqaction pnx8xxx_timer_irq = { + .handler = pnx8xxx_timer_interrupt, + .flags = IRQF_DISABLED | IRQF_PERCPU, + .name = "pnx8xxx_timer", +}; + +static irqreturn_t monotonic_interrupt(int irq, void *dev_id) +{ + /* Timer 2 clear interrupt */ + write_c0_compare2(-1); + return IRQ_HANDLED; +} + +static struct irqaction monotonic_irqaction = { + .handler = monotonic_interrupt, + .flags = IRQF_DISABLED, + .name = "Monotonic timer", +}; + +static int pnx8xxx_set_next_event(unsigned long delta, + struct clock_event_device *evt) +{ + write_c0_compare(delta); + return 0; +} + +static struct clock_event_device pnx8xxx_clockevent = { + .name = "pnx8xxx_clockevent", + .features = CLOCK_EVT_FEAT_ONESHOT, + .set_next_event = pnx8xxx_set_next_event, +}; + /* * plat_time_init() - it does the following things: * @@ -58,11 +106,34 @@ static void timer_ack(void) __init void plat_time_init(void) { + unsigned int configPR; unsigned int n; unsigned int m; unsigned int p; unsigned int pow2p; + clockevents_register_device(&pnx8xxx_clockevent); + clocksource_register(&pnx_clocksource); + + setup_irq(PNX8550_INT_TIMER1, &pnx8xxx_timer_irq); + setup_irq(PNX8550_INT_TIMER2, &monotonic_irqaction); + + /* Timer 1 start */ + configPR = read_c0_config7(); + configPR &= ~0x00000008; + write_c0_config7(configPR); + + /* Timer 2 start */ + configPR = read_c0_config7(); + configPR &= ~0x00000010; + write_c0_config7(configPR); + + /* Timer 3 stop */ + configPR = read_c0_config7(); + configPR |= 0x00000020; + write_c0_config7(configPR); + + /* PLL0 sets MIPS clock (PLL1 <=> TM1, PLL6 <=> TM2, PLL5 <=> mem) */ /* (but only if CLK_MIPS_CTL select value [bits 3:1] is 1: FIXME) */ @@ -87,42 +158,6 @@ __init void plat_time_init(void) write_c0_count2(0); write_c0_compare2(0xffffffff); - clocksource_mips.read = hpt_read; - mips_timer_ack = timer_ack; -} - -static irqreturn_t monotonic_interrupt(int irq, void *dev_id) -{ - /* Timer 2 clear interrupt */ - write_c0_compare2(-1); - return IRQ_HANDLED; } -static struct irqaction monotonic_irqaction = { - .handler = monotonic_interrupt, - .flags = IRQF_DISABLED, - .name = "Monotonic timer", -}; -void __init plat_timer_setup(struct irqaction *irq) -{ - int configPR; - - setup_irq(PNX8550_INT_TIMER1, irq); - setup_irq(PNX8550_INT_TIMER2, &monotonic_irqaction); - - /* Timer 1 start */ - configPR = read_c0_config7(); - configPR &= ~0x00000008; - write_c0_config7(configPR); - - /* Timer 2 start */ - configPR = read_c0_config7(); - configPR &= ~0x00000010; - write_c0_config7(configPR); - - /* Timer 3 stop */ - configPR = read_c0_config7(); - configPR |= 0x00000020; - write_c0_config7(configPR); -} diff --git a/arch/mips/sgi-ip32/ip32-irq.c b/arch/mips/sgi-ip32/ip32-irq.c index cab7cc22ab67..b0ea0e43ba48 100644 --- a/arch/mips/sgi-ip32/ip32-irq.c +++ b/arch/mips/sgi-ip32/ip32-irq.c @@ -426,7 +426,6 @@ static void ip32_irq0(void) crime_int = crime->istat & crime_mask; irq = MACE_VID_IN1_IRQ + __ffs(crime_int); - crime_int = 1 << irq; if (crime_int & CRIME_MACEISA_INT_MASK) { unsigned long mace_int = mace->perif.ctrl.istat; diff --git a/arch/mips/sgi-ip32/ip32-platform.c b/arch/mips/sgi-ip32/ip32-platform.c index 77febd68fcd4..89a71f49b692 100644 --- a/arch/mips/sgi-ip32/ip32-platform.c +++ b/arch/mips/sgi-ip32/ip32-platform.c @@ -13,21 +13,22 @@ #include <asm/ip32/mace.h> #include <asm/ip32/ip32_ints.h> -/* - * .iobase isn't a constant (in the sense of C) so we fill it in at runtime. - */ -#define MACE_PORT(int) \ +#define MACEISA_SERIAL1_OFFS offsetof(struct sgi_mace, isa.serial1) +#define MACEISA_SERIAL2_OFFS offsetof(struct sgi_mace, isa.serial2) + +#define MACE_PORT(offset,_irq) \ { \ - .irq = int, \ + .mapbase = MACE_BASE + offset, \ + .irq = _irq, \ .uartclk = 1843200, \ .iotype = UPIO_MEM, \ - .flags = UPF_SKIP_TEST, \ + .flags = UPF_SKIP_TEST|UPF_IOREMAP, \ .regshift = 8, \ } static struct plat_serial8250_port uart8250_data[] = { - MACE_PORT(MACEISA_SERIAL1_IRQ), - MACE_PORT(MACEISA_SERIAL2_IRQ), + MACE_PORT(MACEISA_SERIAL1_OFFS, MACEISA_SERIAL1_IRQ), + MACE_PORT(MACEISA_SERIAL2_OFFS, MACEISA_SERIAL2_IRQ), { }, }; @@ -41,9 +42,6 @@ static struct platform_device uart8250_device = { static int __init uart8250_init(void) { - uart8250_data[0].membase = (void __iomem *) &mace->isa.serial1; - uart8250_data[1].membase = (void __iomem *) &mace->isa.serial2; - return platform_device_register(&uart8250_device); } diff --git a/arch/mips/tx4938/toshiba_rbtx4938/setup.c b/arch/mips/tx4938/toshiba_rbtx4938/setup.c index 4a8152375efe..632e5d201353 100644 --- a/arch/mips/tx4938/toshiba_rbtx4938/setup.c +++ b/arch/mips/tx4938/toshiba_rbtx4938/setup.c @@ -598,8 +598,8 @@ static int __init rbtx4938_ethaddr_init(void) printk(KERN_WARNING "seeprom: bad checksum.\n"); } for (i = 0; i < 2; i++) { - unsigned int slot = TX4938_PCIC_IDSEL_AD_TO_SLOT(31 - i); - unsigned int id = (1 << 8) | PCI_DEVFN(slot, 0); /* bus 1 */ + unsigned int id = + TXX9_IRQ_BASE + (i ? TX4938_IR_ETH1 : TX4938_IR_ETH0); struct platform_device *pdev; if (!(tx4938_ccfgptr->pcfg & (i ? TX4938_PCFG_ETH1_SEL : TX4938_PCFG_ETH0_SEL))) diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 47fe2560138c..9ae800d81f89 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -345,6 +345,14 @@ config PPC_64K_PAGES while on hardware with such support, it will be used to map normal application pages. +config PPC_SUBPAGE_PROT + bool "Support setting protections for 4k subpages" + depends on PPC_64K_PAGES + help + This option adds support for a system call to allow user programs + to set access permissions (read/write, readonly, or no access) + on the 4k subpages of each 64k page. + config SCHED_SMT bool "SMT (Hyperthreading) scheduler support" depends on PPC64 && SMP diff --git a/arch/powerpc/boot/dts/cm5200.dts b/arch/powerpc/boot/dts/cm5200.dts new file mode 100644 index 000000000000..9295083d1ce9 --- /dev/null +++ b/arch/powerpc/boot/dts/cm5200.dts @@ -0,0 +1,236 @@ +/* + * CM5200 board Device Tree Source + * + * Copyright (C) 2007 Semihalf + * Marian Balakowicz <m8@semihalf.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ + +/* + * WARNING: Do not depend on this tree layout remaining static just yet. + * The MPC5200 device tree conventions are still in flux + * Keep an eye on the linuxppc-dev mailing list for more details + */ + +/ { + model = "schindler,cm5200"; + compatible = "schindler,cm5200"; + #address-cells = <1>; + #size-cells = <1>; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + PowerPC,5200@0 { + device_type = "cpu"; + reg = <0>; + d-cache-line-size = <20>; + i-cache-line-size = <20>; + d-cache-size = <4000>; // L1, 16K + i-cache-size = <4000>; // L1, 16K + timebase-frequency = <0>; // from bootloader + bus-frequency = <0>; // from bootloader + clock-frequency = <0>; // from bootloader + }; + }; + + memory { + device_type = "memory"; + reg = <00000000 04000000>; // 64MB + }; + + soc5200@f0000000 { + model = "fsl,mpc5200b"; + compatible = "fsl,mpc5200b"; + revision = ""; // from bootloader + device_type = "soc"; + ranges = <0 f0000000 0000c000>; + reg = <f0000000 00000100>; + bus-frequency = <0>; // from bootloader + system-frequency = <0>; // from bootloader + + cdm@200 { + compatible = "mpc5200b-cdm","mpc5200-cdm"; + reg = <200 38>; + }; + + mpc5200_pic: pic@500 { + // 5200 interrupts are encoded into two levels; + interrupt-controller; + #interrupt-cells = <3>; + compatible = "mpc5200b-pic","mpc5200-pic"; + reg = <500 80>; + }; + + gpt@600 { // General Purpose Timer + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <600 10>; + interrupts = <1 9 0>; + interrupt-parent = <&mpc5200_pic>; + fsl,has-wdt; + }; + + gpt@610 { // General Purpose Timer + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <610 10>; + interrupts = <1 a 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + gpt@620 { // General Purpose Timer + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <620 10>; + interrupts = <1 b 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + gpt@630 { // General Purpose Timer + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <630 10>; + interrupts = <1 c 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + gpt@640 { // General Purpose Timer + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <640 10>; + interrupts = <1 d 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + gpt@650 { // General Purpose Timer + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <650 10>; + interrupts = <1 e 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + gpt@660 { // General Purpose Timer + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <660 10>; + interrupts = <1 f 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + gpt@670 { // General Purpose Timer + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <670 10>; + interrupts = <1 10 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + rtc@800 { // Real time clock + compatible = "mpc5200b-rtc","mpc5200-rtc"; + reg = <800 100>; + interrupts = <1 5 0 1 6 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + gpio@b00 { + compatible = "mpc5200b-gpio","mpc5200-gpio"; + reg = <b00 40>; + interrupts = <1 7 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + gpio-wkup@c00 { + compatible = "mpc5200b-gpio-wkup","mpc5200-gpio-wkup"; + reg = <c00 40>; + interrupts = <1 8 0 0 3 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + spi@f00 { + compatible = "mpc5200b-spi","mpc5200-spi"; + reg = <f00 20>; + interrupts = <2 d 0 2 e 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + usb@1000 { + device_type = "usb-ohci-be"; + compatible = "mpc5200b-ohci","mpc5200-ohci","ohci-be"; + reg = <1000 ff>; + interrupts = <2 6 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + dma-controller@1200 { + compatible = "mpc5200b-bestcomm","mpc5200-bestcomm"; + reg = <1200 80>; + interrupts = <3 0 0 3 1 0 3 2 0 3 3 0 + 3 4 0 3 5 0 3 6 0 3 7 0 + 3 8 0 3 9 0 3 a 0 3 b 0 + 3 c 0 3 d 0 3 e 0 3 f 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + xlb@1f00 { + compatible = "mpc5200b-xlb","mpc5200-xlb"; + reg = <1f00 100>; + }; + + serial@2000 { // PSC1 + device_type = "serial"; + compatible = "mpc5200b-psc-uart","mpc5200-psc-uart"; + port-number = <0>; // Logical port assignment + reg = <2000 100>; + interrupts = <2 1 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + serial@2200 { // PSC2 + device_type = "serial"; + compatible = "mpc5200-psc-uart"; + port-number = <1>; // Logical port assignment + reg = <2200 100>; + interrupts = <2 2 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + serial@2400 { // PSC3 + device_type = "serial"; + compatible = "mpc5200-psc-uart"; + port-number = <2>; // Logical port assignment + reg = <2400 100>; + interrupts = <2 3 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + serial@2c00 { // PSC6 + device_type = "serial"; + compatible = "mpc5200b-psc-uart","mpc5200-psc-uart"; + port-number = <5>; // Logical port assignment + reg = <2c00 100>; + interrupts = <2 4 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + ethernet@3000 { + device_type = "network"; + compatible = "mpc5200b-fec","mpc5200-fec"; + reg = <3000 800>; + local-mac-address = [ 00 00 00 00 00 00 ]; /* Filled in by U-Boot */ + interrupts = <2 5 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + i2c@3d40 { + compatible = "mpc5200b-i2c","mpc5200-i2c","fsl-i2c"; + reg = <3d40 40>; + interrupts = <2 10 0>; + interrupt-parent = <&mpc5200_pic>; + fsl5200-clocking; + }; + + sram@8000 { + compatible = "mpc5200b-sram","mpc5200-sram"; + reg = <8000 4000>; + }; + }; +}; diff --git a/arch/powerpc/boot/dts/lite5200.dts b/arch/powerpc/boot/dts/lite5200.dts index 23eeeb1fc61e..e1d6f441532f 100644 --- a/arch/powerpc/boot/dts/lite5200.dts +++ b/arch/powerpc/boot/dts/lite5200.dts @@ -19,7 +19,7 @@ / { model = "fsl,lite5200"; // revision = "1.0"; - compatible = "fsl,lite5200","generic-mpc5200"; + compatible = "fsl,lite5200"; #address-cells = <1>; #size-cells = <1>; diff --git a/arch/powerpc/boot/dts/lite5200b.dts b/arch/powerpc/boot/dts/lite5200b.dts index f94e073de9a7..3e06f58a0a71 100644 --- a/arch/powerpc/boot/dts/lite5200b.dts +++ b/arch/powerpc/boot/dts/lite5200b.dts @@ -19,7 +19,7 @@ / { model = "fsl,lite5200b"; // revision = "1.0"; - compatible = "fsl,lite5200b","generic-mpc5200"; + compatible = "fsl,lite5200b"; #address-cells = <1>; #size-cells = <1>; diff --git a/arch/powerpc/boot/dts/motionpro.dts b/arch/powerpc/boot/dts/motionpro.dts new file mode 100644 index 000000000000..d8c316ae0a47 --- /dev/null +++ b/arch/powerpc/boot/dts/motionpro.dts @@ -0,0 +1,309 @@ +/* + * Motion-PRO board Device Tree Source + * + * Copyright (C) 2007 Semihalf + * Marian Balakowicz <m8@semihalf.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ + +/* + * WARNING: Do not depend on this tree layout remaining static just yet. + * The MPC5200 device tree conventions are still in flux + * Keep an eye on the linuxppc-dev mailing list for more details + */ + +/ { + model = "promess,motionpro"; + compatible = "promess,motionpro"; + #address-cells = <1>; + #size-cells = <1>; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + PowerPC,5200@0 { + device_type = "cpu"; + reg = <0>; + d-cache-line-size = <20>; + i-cache-line-size = <20>; + d-cache-size = <4000>; // L1, 16K + i-cache-size = <4000>; // L1, 16K + timebase-frequency = <0>; // from bootloader + bus-frequency = <0>; // from bootloader + clock-frequency = <0>; // from bootloader + }; + }; + + memory { + device_type = "memory"; + reg = <00000000 04000000>; // 64MB + }; + + soc5200@f0000000 { + model = "fsl,mpc5200b"; + compatible = "fsl,mpc5200b"; + revision = ""; // from bootloader + device_type = "soc"; + ranges = <0 f0000000 0000c000>; + reg = <f0000000 00000100>; + bus-frequency = <0>; // from bootloader + system-frequency = <0>; // from bootloader + + cdm@200 { + compatible = "mpc5200b-cdm","mpc5200-cdm"; + reg = <200 38>; + }; + + mpc5200_pic: pic@500 { + // 5200 interrupts are encoded into two levels; + interrupt-controller; + #interrupt-cells = <3>; + compatible = "mpc5200b-pic","mpc5200-pic"; + reg = <500 80>; + }; + + gpt@600 { // General Purpose Timer + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <600 10>; + interrupts = <1 9 0>; + interrupt-parent = <&mpc5200_pic>; + fsl,has-wdt; + }; + + gpt@610 { // General Purpose Timer + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <610 10>; + interrupts = <1 a 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + gpt@620 { // General Purpose Timer + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <620 10>; + interrupts = <1 b 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + gpt@630 { // General Purpose Timer + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <630 10>; + interrupts = <1 c 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + gpt@640 { // General Purpose Timer + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <640 10>; + interrupts = <1 d 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + gpt@650 { // General Purpose Timer + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <650 10>; + interrupts = <1 e 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + motionpro-led@660 { // Motion-PRO status LED + compatible = "promess,motionpro-led"; + label = "motionpro-statusled"; + reg = <660 10>; + interrupts = <1 f 0>; + interrupt-parent = <&mpc5200_pic>; + blink-delay = <64>; // 100 msec + }; + + motionpro-led@670 { // Motion-PRO ready LED + compatible = "promess,motionpro-led"; + label = "motionpro-readyled"; + reg = <670 10>; + interrupts = <1 10 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + rtc@800 { // Real time clock + compatible = "mpc5200b-rtc","mpc5200-rtc"; + reg = <800 100>; + interrupts = <1 5 0 1 6 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + mscan@980 { + compatible = "mpc5200b-mscan","mpc5200-mscan"; + interrupts = <2 12 0>; + interrupt-parent = <&mpc5200_pic>; + reg = <980 80>; + }; + + gpio@b00 { + compatible = "mpc5200b-gpio","mpc5200-gpio"; + reg = <b00 40>; + interrupts = <1 7 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + gpio-wkup@c00 { + compatible = "mpc5200b-gpio-wkup","mpc5200-gpio-wkup"; + reg = <c00 40>; + interrupts = <1 8 0 0 3 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + + spi@f00 { + compatible = "mpc5200b-spi","mpc5200-spi"; + reg = <f00 20>; + interrupts = <2 d 0 2 e 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + usb@1000 { + compatible = "mpc5200b-ohci","mpc5200-ohci","ohci-be"; + reg = <1000 ff>; + interrupts = <2 6 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + dma-controller@1200 { + compatible = "mpc5200b-bestcomm","mpc5200-bestcomm"; + reg = <1200 80>; + interrupts = <3 0 0 3 1 0 3 2 0 3 3 0 + 3 4 0 3 5 0 3 6 0 3 7 0 + 3 8 0 3 9 0 3 a 0 3 b 0 + 3 c 0 3 d 0 3 e 0 3 f 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + xlb@1f00 { + compatible = "mpc5200b-xlb","mpc5200-xlb"; + reg = <1f00 100>; + }; + + serial@2000 { // PSC1 + device_type = "serial"; + compatible = "mpc5200b-psc-uart","mpc5200-psc-uart"; + port-number = <0>; // Logical port assignment + reg = <2000 100>; + interrupts = <2 1 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + // PSC2 in spi master mode + spi@2200 { // PSC2 + compatible = "mpc5200b-psc-spi","mpc5200-psc-spi"; + cell-index = <1>; + reg = <2200 100>; + interrupts = <2 2 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + // PSC5 in uart mode + serial@2800 { // PSC5 + device_type = "serial"; + compatible = "mpc5200b-psc-uart","mpc5200-psc-uart"; + port-number = <4>; // Logical port assignment + reg = <2800 100>; + interrupts = <2 c 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + ethernet@3000 { + device_type = "network"; + compatible = "mpc5200b-fec","mpc5200-fec"; + reg = <3000 800>; + local-mac-address = [ 00 00 00 00 00 00 ]; /* Filled in by U-Boot */ + interrupts = <2 5 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + ata@3a00 { + compatible = "mpc5200b-ata","mpc5200-ata"; + reg = <3a00 100>; + interrupts = <2 7 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + i2c@3d40 { + compatible = "mpc5200b-i2c","mpc5200-i2c","fsl-i2c"; + reg = <3d40 40>; + interrupts = <2 10 0>; + interrupt-parent = <&mpc5200_pic>; + fsl5200-clocking; + }; + + sram@8000 { + compatible = "mpc5200b-sram","mpc5200-sram"; + reg = <8000 4000>; + }; + }; + + lpb { + model = "fsl,lpb"; + compatible = "fsl,lpb"; + #address-cells = <2>; + #size-cells = <1>; + ranges = <1 0 50000000 00010000 + 2 0 50010000 00010000 + 3 0 50020000 00010000>; + + // 8-bit DualPort SRAM on LocalPlus Bus CS1 + kollmorgen@1,0 { + compatible = "promess,motionpro-kollmorgen"; + reg = <1 0 10000>; + interrupts = <1 1 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + // 8-bit board CPLD on LocalPlus Bus CS2 + cpld@2,0 { + compatible = "promess,motionpro-cpld"; + reg = <2 0 10000>; + }; + + // 8-bit custom Anybus Module on LocalPlus Bus CS3 + anybus@3,0 { + compatible = "promess,motionpro-anybus"; + reg = <3 0 10000>; + }; + pro_module_general@3,0 { + compatible = "promess,pro_module_general"; + reg = <3 0 3>; + }; + pro_module_dio@3,800 { + compatible = "promess,pro_module_dio"; + reg = <3 800 2>; + }; + }; + + pci@f0000d00 { + #interrupt-cells = <1>; + #size-cells = <2>; + #address-cells = <3>; + device_type = "pci"; + compatible = "mpc5200b-pci","mpc5200-pci"; + reg = <f0000d00 100>; + interrupt-map-mask = <f800 0 0 7>; + interrupt-map = <c000 0 0 1 &mpc5200_pic 0 0 3 // 1st slot + c000 0 0 2 &mpc5200_pic 1 1 3 + c000 0 0 3 &mpc5200_pic 1 2 3 + c000 0 0 4 &mpc5200_pic 1 3 3 + + c800 0 0 1 &mpc5200_pic 1 1 3 // 2nd slot + c800 0 0 2 &mpc5200_pic 1 2 3 + c800 0 0 3 &mpc5200_pic 1 3 3 + c800 0 0 4 &mpc5200_pic 0 0 3>; + clock-frequency = <0>; // From boot loader + interrupts = <2 8 0 2 9 0 2 a 0>; + interrupt-parent = <&mpc5200_pic>; + bus-range = <0 0>; + ranges = <42000000 0 80000000 80000000 0 20000000 + 02000000 0 a0000000 a0000000 0 10000000 + 01000000 0 00000000 b0000000 0 01000000>; + }; +}; diff --git a/arch/powerpc/boot/dts/tqm5200.dts b/arch/powerpc/boot/dts/tqm5200.dts new file mode 100644 index 000000000000..5017cec3d386 --- /dev/null +++ b/arch/powerpc/boot/dts/tqm5200.dts @@ -0,0 +1,184 @@ +/* + * TQM5200 board Device Tree Source + * + * Copyright (C) 2007 Semihalf + * Marian Balakowicz <m8@semihalf.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ + +/* + * WARNING: Do not depend on this tree layout remaining static just yet. + * The MPC5200 device tree conventions are still in flux + * Keep an eye on the linuxppc-dev mailing list for more details + */ + +/ { + model = "tqc,tqm5200"; + compatible = "tqc,tqm5200"; + #address-cells = <1>; + #size-cells = <1>; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + PowerPC,5200@0 { + device_type = "cpu"; + reg = <0>; + d-cache-line-size = <20>; + i-cache-line-size = <20>; + d-cache-size = <4000>; // L1, 16K + i-cache-size = <4000>; // L1, 16K + timebase-frequency = <0>; // from bootloader + bus-frequency = <0>; // from bootloader + clock-frequency = <0>; // from bootloader + }; + }; + + memory { + device_type = "memory"; + reg = <00000000 04000000>; // 64MB + }; + + soc5200@f0000000 { + model = "fsl,mpc5200"; + compatible = "fsl,mpc5200"; + revision = ""; // from bootloader + device_type = "soc"; + ranges = <0 f0000000 0000c000>; + reg = <f0000000 00000100>; + bus-frequency = <0>; // from bootloader + system-frequency = <0>; // from bootloader + + cdm@200 { + compatible = "mpc5200-cdm"; + reg = <200 38>; + }; + + mpc5200_pic: pic@500 { + // 5200 interrupts are encoded into two levels; + interrupt-controller; + #interrupt-cells = <3>; + compatible = "mpc5200-pic"; + reg = <500 80>; + }; + + gpt@600 { // General Purpose Timer + compatible = "fsl,mpc5200-gpt"; + reg = <600 10>; + interrupts = <1 9 0>; + interrupt-parent = <&mpc5200_pic>; + fsl,has-wdt; + }; + + gpio@b00 { + compatible = "mpc5200-gpio"; + reg = <b00 40>; + interrupts = <1 7 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + usb@1000 { + compatible = "mpc5200-ohci","ohci-be"; + reg = <1000 ff>; + interrupts = <2 6 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + dma-controller@1200 { + compatible = "mpc5200-bestcomm"; + reg = <1200 80>; + interrupts = <3 0 0 3 1 0 3 2 0 3 3 0 + 3 4 0 3 5 0 3 6 0 3 7 0 + 3 8 0 3 9 0 3 a 0 3 b 0 + 3 c 0 3 d 0 3 e 0 3 f 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + xlb@1f00 { + compatible = "mpc5200-xlb"; + reg = <1f00 100>; + }; + + serial@2000 { // PSC1 + device_type = "serial"; + compatible = "mpc5200-psc-uart"; + port-number = <0>; // Logical port assignment + reg = <2000 100>; + interrupts = <2 1 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + serial@2200 { // PSC2 + device_type = "serial"; + compatible = "mpc5200-psc-uart"; + port-number = <1>; // Logical port assignment + reg = <2200 100>; + interrupts = <2 2 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + serial@2400 { // PSC3 + device_type = "serial"; + compatible = "mpc5200-psc-uart"; + port-number = <2>; // Logical port assignment + reg = <2400 100>; + interrupts = <2 3 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + ethernet@3000 { + device_type = "network"; + compatible = "mpc5200-fec"; + reg = <3000 800>; + local-mac-address = [ 00 00 00 00 00 00 ]; /* Filled in by U-Boot */ + interrupts = <2 5 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + ata@3a00 { + compatible = "mpc5200-ata"; + reg = <3a00 100>; + interrupts = <2 7 0>; + interrupt-parent = <&mpc5200_pic>; + }; + + i2c@3d40 { + compatible = "mpc5200-i2c","fsl-i2c"; + reg = <3d40 40>; + interrupts = <2 10 0>; + interrupt-parent = <&mpc5200_pic>; + fsl5200-clocking; + }; + + sram@8000 { + compatible = "mpc5200-sram"; + reg = <8000 4000>; + }; + }; + + pci@f0000d00 { + #interrupt-cells = <1>; + #size-cells = <2>; + #address-cells = <3>; + device_type = "pci"; + compatible = "fsl,mpc5200-pci"; + reg = <f0000d00 100>; + interrupt-map-mask = <f800 0 0 7>; + interrupt-map = <c000 0 0 1 &mpc5200_pic 0 0 3 + c000 0 0 2 &mpc5200_pic 0 0 3 + c000 0 0 3 &mpc5200_pic 0 0 3 + c000 0 0 4 &mpc5200_pic 0 0 3>; + clock-frequency = <0>; // From boot loader + interrupts = <2 8 0 2 9 0 2 a 0>; + interrupt-parent = <&mpc5200_pic>; + bus-range = <0 0>; + ranges = <42000000 0 80000000 80000000 0 10000000 + 02000000 0 90000000 90000000 0 10000000 + 01000000 0 00000000 a0000000 0 01000000>; + }; +}; diff --git a/arch/powerpc/boot/flatdevtree_env.h b/arch/powerpc/boot/flatdevtree_env.h index ad0420da8921..66e0ebb1a364 100644 --- a/arch/powerpc/boot/flatdevtree_env.h +++ b/arch/powerpc/boot/flatdevtree_env.h @@ -2,7 +2,7 @@ * This file adds the header file glue so that the shared files * flatdevicetree.[ch] can compile and work in the powerpc bootwrapper. * - * strncmp & strchr copied from <file:lib/strings.c> + * strncmp & strchr copied from <file:lib/string.c> * Copyright (C) 1991, 1992 Linus Torvalds * * Maintained by: Mark A. Greer <mgreer@mvista.com> diff --git a/arch/powerpc/configs/lite5200_defconfig b/arch/powerpc/configs/mpc5200_defconfig index 02bb7e5d8ed5..740c9f2b7de6 100644 --- a/arch/powerpc/configs/lite5200_defconfig +++ b/arch/powerpc/configs/mpc5200_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.24-rc4 -# Thu Dec 6 16:48:24 2007 +# Linux kernel version: 2.6.24-rc6 +# Fri Jan 18 14:19:54 2008 # # CONFIG_PPC64 is not set @@ -72,7 +72,9 @@ CONFIG_SYSVIPC_SYSCTL=y # CONFIG_IKCONFIG is not set CONFIG_LOG_BUF_SHIFT=14 # CONFIG_CGROUPS is not set -# CONFIG_FAIR_GROUP_SCHED is not set +CONFIG_FAIR_GROUP_SCHED=y +CONFIG_FAIR_USER_SCHED=y +# CONFIG_FAIR_CGROUP_SCHED is not set CONFIG_SYSFS_DEPRECATED=y # CONFIG_RELAY is not set CONFIG_BLK_DEV_INITRD=y @@ -138,17 +140,22 @@ CONFIG_CLASSIC32=y CONFIG_PPC_MPC52xx=y CONFIG_PPC_MPC5200=y CONFIG_PPC_MPC5200_BUGFIX=y -# CONFIG_PPC_EFIKA is not set +CONFIG_PPC_MPC5200_SIMPLE=y +CONFIG_PPC_EFIKA=y CONFIG_PPC_LITE5200=y # CONFIG_PPC_PMAC is not set # CONFIG_PPC_CELL is not set # CONFIG_PPC_CELL_NATIVE is not set # CONFIG_PQ2ADS is not set # CONFIG_EMBEDDED6xx is not set +CONFIG_PPC_NATIVE=y +# CONFIG_UDBG_RTAS_CONSOLE is not set # CONFIG_MPIC is not set # CONFIG_MPIC_WEIRD is not set # CONFIG_PPC_I8259 is not set -# CONFIG_PPC_RTAS is not set +CONFIG_PPC_RTAS=y +# CONFIG_RTAS_ERROR_LOGGING is not set +CONFIG_RTAS_PROC=y # CONFIG_MMIO_NVRAM is not set # CONFIG_PPC_MPC106 is not set # CONFIG_PPC_970_NAP is not set @@ -344,7 +351,82 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y # CONFIG_DEBUG_DEVRES is not set # CONFIG_SYS_HYPERVISOR is not set # CONFIG_CONNECTOR is not set -# CONFIG_MTD is not set +CONFIG_MTD=y +# CONFIG_MTD_DEBUG is not set +CONFIG_MTD_CONCAT=y +CONFIG_MTD_PARTITIONS=y +# CONFIG_MTD_REDBOOT_PARTS is not set +CONFIG_MTD_CMDLINE_PARTS=y + +# +# User Modules And Translation Layers +# +CONFIG_MTD_CHAR=y +CONFIG_MTD_BLKDEVS=y +CONFIG_MTD_BLOCK=y +# CONFIG_FTL is not set +# CONFIG_NFTL is not set +# CONFIG_INFTL is not set +# CONFIG_RFD_FTL is not set +# CONFIG_SSFDC is not set +# CONFIG_MTD_OOPS is not set + +# +# RAM/ROM/Flash chip drivers +# +CONFIG_MTD_CFI=y +# CONFIG_MTD_JEDECPROBE is not set +CONFIG_MTD_GEN_PROBE=y +# CONFIG_MTD_CFI_ADV_OPTIONS is not set +CONFIG_MTD_MAP_BANK_WIDTH_1=y +CONFIG_MTD_MAP_BANK_WIDTH_2=y +CONFIG_MTD_MAP_BANK_WIDTH_4=y +# CONFIG_MTD_MAP_BANK_WIDTH_8 is not set +# CONFIG_MTD_MAP_BANK_WIDTH_16 is not set +# CONFIG_MTD_MAP_BANK_WIDTH_32 is not set +CONFIG_MTD_CFI_I1=y +CONFIG_MTD_CFI_I2=y +# CONFIG_MTD_CFI_I4 is not set +# CONFIG_MTD_CFI_I8 is not set +# CONFIG_MTD_CFI_INTELEXT is not set +CONFIG_MTD_CFI_AMDSTD=y +# CONFIG_MTD_CFI_STAA is not set +CONFIG_MTD_CFI_UTIL=y +CONFIG_MTD_RAM=y +CONFIG_MTD_ROM=y +# CONFIG_MTD_ABSENT is not set + +# +# Mapping drivers for chip access +# +# CONFIG_MTD_COMPLEX_MAPPINGS is not set +# CONFIG_MTD_PHYSMAP is not set +CONFIG_MTD_PHYSMAP_OF=y +# CONFIG_MTD_INTEL_VR_NOR is not set +# CONFIG_MTD_PLATRAM is not set + +# +# Self-contained MTD device drivers +# +# CONFIG_MTD_PMC551 is not set +# CONFIG_MTD_SLRAM is not set +# CONFIG_MTD_PHRAM is not set +# CONFIG_MTD_MTDRAM is not set +# CONFIG_MTD_BLOCK2MTD is not set + +# +# Disk-On-Chip Device Drivers +# +# CONFIG_MTD_DOC2000 is not set +# CONFIG_MTD_DOC2001 is not set +# CONFIG_MTD_DOC2001PLUS is not set +# CONFIG_MTD_NAND is not set +# CONFIG_MTD_ONENAND is not set + +# +# UBI - Unsorted block images +# +# CONFIG_MTD_UBI is not set CONFIG_OF_DEVICE=y # CONFIG_PARPORT is not set CONFIG_BLK_DEV=y @@ -358,6 +440,7 @@ CONFIG_BLK_DEV_LOOP=y # CONFIG_BLK_DEV_CRYPTOLOOP is not set # CONFIG_BLK_DEV_NBD is not set # CONFIG_BLK_DEV_SX8 is not set +# CONFIG_BLK_DEV_UB is not set CONFIG_BLK_DEV_RAM=y CONFIG_BLK_DEV_RAM_COUNT=16 CONFIG_BLK_DEV_RAM_SIZE=32768 @@ -377,18 +460,18 @@ CONFIG_MISC_DEVICES=y # CONFIG_RAID_ATTRS is not set CONFIG_SCSI=y CONFIG_SCSI_DMA=y -# CONFIG_SCSI_TGT is not set +CONFIG_SCSI_TGT=y # CONFIG_SCSI_NETLINK is not set -# CONFIG_SCSI_PROC_FS is not set +CONFIG_SCSI_PROC_FS=y # # SCSI support type (disk, tape, CD-ROM) # -# CONFIG_BLK_DEV_SD is not set +CONFIG_BLK_DEV_SD=y # CONFIG_CHR_DEV_ST is not set # CONFIG_CHR_DEV_OSST is not set # CONFIG_BLK_DEV_SR is not set -# CONFIG_CHR_DEV_SG is not set +CONFIG_CHR_DEV_SG=y # CONFIG_CHR_DEV_SCH is not set # @@ -501,7 +584,8 @@ CONFIG_PATA_MPC52xx=y # CONFIG_PATA_SIS is not set # CONFIG_PATA_VIA is not set # CONFIG_PATA_WINBOND is not set -# CONFIG_PATA_PLATFORM is not set +CONFIG_PATA_PLATFORM=y +# CONFIG_PATA_OF_PLATFORM is not set # CONFIG_MD is not set # CONFIG_FUSION is not set @@ -522,37 +606,40 @@ CONFIG_NETDEVICES=y # CONFIG_VETH is not set # CONFIG_IP1000 is not set # CONFIG_ARCNET is not set -# CONFIG_NET_ETHERNET is not set -CONFIG_NETDEV_1000=y -# CONFIG_ACENIC is not set -# CONFIG_DL2K is not set -# CONFIG_E1000 is not set -# CONFIG_E1000E is not set -# CONFIG_NS83820 is not set -# CONFIG_HAMACHI is not set -# CONFIG_YELLOWFIN is not set -# CONFIG_R8169 is not set -# CONFIG_SIS190 is not set -# CONFIG_SKGE is not set -# CONFIG_SKY2 is not set -# CONFIG_SK98LIN is not set -# CONFIG_VIA_VELOCITY is not set -# CONFIG_TIGON3 is not set -# CONFIG_BNX2 is not set -# CONFIG_MV643XX_ETH is not set -# CONFIG_QLA3XXX is not set -# CONFIG_ATL1 is not set -CONFIG_NETDEV_10000=y -# CONFIG_CHELSIO_T1 is not set -# CONFIG_CHELSIO_T3 is not set -# CONFIG_IXGBE is not set -# CONFIG_IXGB is not set -# CONFIG_S2IO is not set -# CONFIG_MYRI10GE is not set -# CONFIG_NETXEN_NIC is not set -# CONFIG_NIU is not set -# CONFIG_MLX4_CORE is not set -# CONFIG_TEHUTI is not set +CONFIG_PHYLIB=y + +# +# MII PHY device drivers +# +# CONFIG_MARVELL_PHY is not set +# CONFIG_DAVICOM_PHY is not set +# CONFIG_QSEMI_PHY is not set +# CONFIG_LXT_PHY is not set +# CONFIG_CICADA_PHY is not set +# CONFIG_VITESSE_PHY is not set +# CONFIG_SMSC_PHY is not set +# CONFIG_BROADCOM_PHY is not set +# CONFIG_ICPLUS_PHY is not set +# CONFIG_FIXED_PHY is not set +# CONFIG_MDIO_BITBANG is not set +CONFIG_NET_ETHERNET=y +# CONFIG_MII is not set +# CONFIG_HAPPYMEAL is not set +# CONFIG_SUNGEM is not set +# CONFIG_CASSINI is not set +# CONFIG_NET_VENDOR_3COM is not set +# CONFIG_NET_TULIP is not set +# CONFIG_HP100 is not set +# CONFIG_IBM_NEW_EMAC_ZMII is not set +# CONFIG_IBM_NEW_EMAC_RGMII is not set +# CONFIG_IBM_NEW_EMAC_TAH is not set +# CONFIG_IBM_NEW_EMAC_EMAC4 is not set +# CONFIG_NET_PCI is not set +# CONFIG_B44 is not set +CONFIG_FEC_MPC52xx=y +CONFIG_FEC_MPC52xx_MDIO=y +# CONFIG_NETDEV_1000 is not set +# CONFIG_NETDEV_10000 is not set # CONFIG_TR is not set # @@ -560,6 +647,15 @@ CONFIG_NETDEV_10000=y # # CONFIG_WLAN_PRE80211 is not set # CONFIG_WLAN_80211 is not set + +# +# USB Network Adapters +# +# CONFIG_USB_CATC is not set +# CONFIG_USB_KAWETH is not set +# CONFIG_USB_PEGASUS is not set +# CONFIG_USB_RTL8150 is not set +# CONFIG_USB_USBNET is not set # CONFIG_WAN is not set # CONFIG_FDDI is not set # CONFIG_HIPPI is not set @@ -603,21 +699,78 @@ CONFIG_SERIAL_CORE=y CONFIG_SERIAL_CORE_CONSOLE=y CONFIG_SERIAL_MPC52xx=y CONFIG_SERIAL_MPC52xx_CONSOLE=y -CONFIG_SERIAL_MPC52xx_CONSOLE_BAUD=9600 +CONFIG_SERIAL_MPC52xx_CONSOLE_BAUD=115200 # CONFIG_SERIAL_JSM is not set CONFIG_UNIX98_PTYS=y CONFIG_LEGACY_PTYS=y CONFIG_LEGACY_PTY_COUNT=256 +# CONFIG_HVC_RTAS is not set # CONFIG_IPMI_HANDLER is not set # CONFIG_HW_RANDOM is not set # CONFIG_NVRAM is not set -# CONFIG_GEN_RTC is not set +CONFIG_GEN_RTC=y +# CONFIG_GEN_RTC_X is not set # CONFIG_R3964 is not set # CONFIG_APPLICOM is not set # CONFIG_RAW_DRIVER is not set # CONFIG_TCG_TPM is not set CONFIG_DEVPORT=y -# CONFIG_I2C is not set +CONFIG_I2C=y +CONFIG_I2C_BOARDINFO=y +CONFIG_I2C_CHARDEV=y + +# +# I2C Algorithms +# +# CONFIG_I2C_ALGOBIT is not set +# CONFIG_I2C_ALGOPCF is not set +# CONFIG_I2C_ALGOPCA is not set + +# +# I2C Hardware Bus support +# +# CONFIG_I2C_ALI1535 is not set +# CONFIG_I2C_ALI1563 is not set +# CONFIG_I2C_ALI15X3 is not set +# CONFIG_I2C_AMD756 is not set +# CONFIG_I2C_AMD8111 is not set +# CONFIG_I2C_I801 is not set +# CONFIG_I2C_I810 is not set +# CONFIG_I2C_PIIX4 is not set +CONFIG_I2C_MPC=y +# CONFIG_I2C_NFORCE2 is not set +# CONFIG_I2C_OCORES is not set +# CONFIG_I2C_PARPORT_LIGHT is not set +# CONFIG_I2C_PROSAVAGE is not set +# CONFIG_I2C_SAVAGE4 is not set +# CONFIG_I2C_SIMTEC is not set +# CONFIG_I2C_SIS5595 is not set +# CONFIG_I2C_SIS630 is not set +# CONFIG_I2C_SIS96X is not set +# CONFIG_I2C_TAOS_EVM is not set +# CONFIG_I2C_STUB is not set +# CONFIG_I2C_TINY_USB is not set +# CONFIG_I2C_VIA is not set +# CONFIG_I2C_VIAPRO is not set +# CONFIG_I2C_VOODOO3 is not set + +# +# Miscellaneous I2C Chip support +# +# CONFIG_SENSORS_DS1337 is not set +# CONFIG_SENSORS_DS1374 is not set +# CONFIG_DS1682 is not set +# CONFIG_SENSORS_EEPROM is not set +# CONFIG_SENSORS_PCF8574 is not set +# CONFIG_SENSORS_PCA9539 is not set +# CONFIG_SENSORS_PCF8591 is not set +# CONFIG_SENSORS_M41T00 is not set +# CONFIG_SENSORS_MAX6875 is not set +# CONFIG_SENSORS_TSL2550 is not set +# CONFIG_I2C_DEBUG_CORE is not set +# CONFIG_I2C_DEBUG_ALGO is not set +# CONFIG_I2C_DEBUG_BUS is not set +# CONFIG_I2C_DEBUG_CHIP is not set # # SPI support @@ -626,8 +779,77 @@ CONFIG_DEVPORT=y # CONFIG_SPI_MASTER is not set # CONFIG_W1 is not set # CONFIG_POWER_SUPPLY is not set -# CONFIG_HWMON is not set -# CONFIG_WATCHDOG is not set +CONFIG_HWMON=y +# CONFIG_HWMON_VID is not set +# CONFIG_SENSORS_AD7418 is not set +# CONFIG_SENSORS_ADM1021 is not set +# CONFIG_SENSORS_ADM1025 is not set +# CONFIG_SENSORS_ADM1026 is not set +# CONFIG_SENSORS_ADM1029 is not set +# CONFIG_SENSORS_ADM1031 is not set +# CONFIG_SENSORS_ADM9240 is not set +# CONFIG_SENSORS_ADT7470 is not set +# CONFIG_SENSORS_ATXP1 is not set +# CONFIG_SENSORS_DS1621 is not set +# CONFIG_SENSORS_I5K_AMB is not set +# CONFIG_SENSORS_F71805F is not set +# CONFIG_SENSORS_F71882FG is not set +# CONFIG_SENSORS_F75375S is not set +# CONFIG_SENSORS_GL518SM is not set +# CONFIG_SENSORS_GL520SM is not set +# CONFIG_SENSORS_IT87 is not set +# CONFIG_SENSORS_LM63 is not set +# CONFIG_SENSORS_LM75 is not set +# CONFIG_SENSORS_LM77 is not set +# CONFIG_SENSORS_LM78 is not set +# CONFIG_SENSORS_LM80 is not set +# CONFIG_SENSORS_LM83 is not set +# CONFIG_SENSORS_LM85 is not set +# CONFIG_SENSORS_LM87 is not set +# CONFIG_SENSORS_LM90 is not set +# CONFIG_SENSORS_LM92 is not set +# CONFIG_SENSORS_LM93 is not set +# CONFIG_SENSORS_MAX1619 is not set +# CONFIG_SENSORS_MAX6650 is not set +# CONFIG_SENSORS_PC87360 is not set +# CONFIG_SENSORS_PC87427 is not set +# CONFIG_SENSORS_SIS5595 is not set +# CONFIG_SENSORS_DME1737 is not set +# CONFIG_SENSORS_SMSC47M1 is not set +# CONFIG_SENSORS_SMSC47M192 is not set +# CONFIG_SENSORS_SMSC47B397 is not set +# CONFIG_SENSORS_THMC50 is not set +# CONFIG_SENSORS_VIA686A is not set +# CONFIG_SENSORS_VT1211 is not set +# CONFIG_SENSORS_VT8231 is not set +# CONFIG_SENSORS_W83781D is not set +# CONFIG_SENSORS_W83791D is not set +# CONFIG_SENSORS_W83792D is not set +# CONFIG_SENSORS_W83793 is not set +# CONFIG_SENSORS_W83L785TS is not set +# CONFIG_SENSORS_W83627HF is not set +# CONFIG_SENSORS_W83627EHF is not set +# CONFIG_HWMON_DEBUG_CHIP is not set +CONFIG_WATCHDOG=y +# CONFIG_WATCHDOG_NOWAYOUT is not set + +# +# Watchdog Device Drivers +# +# CONFIG_SOFT_WATCHDOG is not set +# CONFIG_MPC5200_WDT is not set +# CONFIG_WATCHDOG_RTAS is not set + +# +# PCI-based Watchdog Cards +# +# CONFIG_PCIPCWATCHDOG is not set +# CONFIG_WDTPCI is not set + +# +# USB-based Watchdog Cards +# +# CONFIG_USBPCWATCHDOG is not set # # Sonics Silicon Backplane @@ -645,7 +867,8 @@ CONFIG_SSB_POSSIBLE=y # # CONFIG_VIDEO_DEV is not set # CONFIG_DVB_CORE is not set -# CONFIG_DAB is not set +CONFIG_DAB=y +# CONFIG_USB_DABUSB is not set # # Graphics support @@ -670,18 +893,125 @@ CONFIG_USB_SUPPORT=y CONFIG_USB_ARCH_HAS_HCD=y CONFIG_USB_ARCH_HAS_OHCI=y CONFIG_USB_ARCH_HAS_EHCI=y -# CONFIG_USB is not set +CONFIG_USB=y +# CONFIG_USB_DEBUG is not set + +# +# Miscellaneous USB options +# +CONFIG_USB_DEVICEFS=y +# CONFIG_USB_DEVICE_CLASS is not set +# CONFIG_USB_DYNAMIC_MINORS is not set +# CONFIG_USB_SUSPEND is not set +# CONFIG_USB_PERSIST is not set +# CONFIG_USB_OTG is not set + +# +# USB Host Controller Drivers +# +# CONFIG_USB_EHCI_HCD is not set +# CONFIG_USB_ISP116X_HCD is not set +CONFIG_USB_OHCI_HCD=y +CONFIG_USB_OHCI_HCD_PPC_SOC=y +CONFIG_USB_OHCI_HCD_PPC_OF=y +CONFIG_USB_OHCI_HCD_PPC_OF_BE=y +# CONFIG_USB_OHCI_HCD_PPC_OF_LE is not set +CONFIG_USB_OHCI_HCD_PCI=y +CONFIG_USB_OHCI_BIG_ENDIAN_DESC=y +CONFIG_USB_OHCI_BIG_ENDIAN_MMIO=y +CONFIG_USB_OHCI_LITTLE_ENDIAN=y +# CONFIG_USB_UHCI_HCD is not set +# CONFIG_USB_SL811_HCD is not set +# CONFIG_USB_R8A66597_HCD is not set + +# +# USB Device Class drivers +# +# CONFIG_USB_ACM is not set +# CONFIG_USB_PRINTER is not set # # NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' # # +# may also be needed; see USB_STORAGE Help for more information +# +CONFIG_USB_STORAGE=y +# CONFIG_USB_STORAGE_DEBUG is not set +# CONFIG_USB_STORAGE_DATAFAB is not set +# CONFIG_USB_STORAGE_FREECOM is not set +# CONFIG_USB_STORAGE_ISD200 is not set +# CONFIG_USB_STORAGE_DPCM is not set +# CONFIG_USB_STORAGE_USBAT is not set +# CONFIG_USB_STORAGE_SDDR09 is not set +# CONFIG_USB_STORAGE_SDDR55 is not set +# CONFIG_USB_STORAGE_JUMPSHOT is not set +# CONFIG_USB_STORAGE_ALAUDA is not set +# CONFIG_USB_STORAGE_KARMA is not set +# CONFIG_USB_LIBUSUAL is not set + +# +# USB Imaging devices +# +# CONFIG_USB_MDC800 is not set +# CONFIG_USB_MICROTEK is not set +CONFIG_USB_MON=y + +# +# USB port drivers +# + +# +# USB Serial Converter support +# +# CONFIG_USB_SERIAL is not set + +# +# USB Miscellaneous drivers +# +# CONFIG_USB_EMI62 is not set +# CONFIG_USB_EMI26 is not set +# CONFIG_USB_ADUTUX is not set +# CONFIG_USB_AUERSWALD is not set +# CONFIG_USB_RIO500 is not set +# CONFIG_USB_LEGOTOWER is not set +# CONFIG_USB_LCD is not set +# CONFIG_USB_BERRY_CHARGE is not set +# CONFIG_USB_LED is not set +# CONFIG_USB_CYPRESS_CY7C63 is not set +# CONFIG_USB_CYTHERM is not set +# CONFIG_USB_PHIDGET is not set +# CONFIG_USB_IDMOUSE is not set +# CONFIG_USB_FTDI_ELAN is not set +# CONFIG_USB_APPLEDISPLAY is not set +# CONFIG_USB_LD is not set +# CONFIG_USB_TRANCEVIBRATOR is not set +# CONFIG_USB_IOWARRIOR is not set +# CONFIG_USB_TEST is not set + +# +# USB DSL modem support +# + +# # USB Gadget Support # # CONFIG_USB_GADGET is not set # CONFIG_MMC is not set -# CONFIG_NEW_LEDS is not set +CONFIG_NEW_LEDS=y +CONFIG_LEDS_CLASS=y + +# +# LED drivers +# + +# +# LED Triggers +# +CONFIG_LEDS_TRIGGERS=y +CONFIG_LEDS_TRIGGER_TIMER=y +# CONFIG_LEDS_TRIGGER_HEARTBEAT is not set # CONFIG_INFINIBAND is not set # CONFIG_EDAC is not set # CONFIG_RTC_CLASS is not set @@ -729,8 +1059,11 @@ CONFIG_DNOTIFY=y # # DOS/FAT/NT Filesystems # -# CONFIG_MSDOS_FS is not set -# CONFIG_VFAT_FS is not set +CONFIG_FAT_FS=y +CONFIG_MSDOS_FS=y +CONFIG_VFAT_FS=y +CONFIG_FAT_DEFAULT_CODEPAGE=437 +CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1" # CONFIG_NTFS_FS is not set # @@ -755,15 +1088,39 @@ CONFIG_TMPFS=y # CONFIG_BEFS_FS is not set # CONFIG_BFS_FS is not set # CONFIG_EFS_FS is not set -# CONFIG_CRAMFS is not set +CONFIG_JFFS2_FS=y +CONFIG_JFFS2_FS_DEBUG=0 +CONFIG_JFFS2_FS_WRITEBUFFER=y +# CONFIG_JFFS2_FS_WBUF_VERIFY is not set +# CONFIG_JFFS2_SUMMARY is not set +# CONFIG_JFFS2_FS_XATTR is not set +# CONFIG_JFFS2_COMPRESSION_OPTIONS is not set +CONFIG_JFFS2_ZLIB=y +# CONFIG_JFFS2_LZO is not set +CONFIG_JFFS2_RTIME=y +# CONFIG_JFFS2_RUBIN is not set +CONFIG_CRAMFS=y # CONFIG_VXFS_FS is not set # CONFIG_HPFS_FS is not set # CONFIG_QNX4FS_FS is not set # CONFIG_SYSV_FS is not set # CONFIG_UFS_FS is not set CONFIG_NETWORK_FILESYSTEMS=y -# CONFIG_NFS_FS is not set +CONFIG_NFS_FS=y +CONFIG_NFS_V3=y +# CONFIG_NFS_V3_ACL is not set +CONFIG_NFS_V4=y +# CONFIG_NFS_DIRECTIO is not set # CONFIG_NFSD is not set +CONFIG_ROOT_NFS=y +CONFIG_LOCKD=y +CONFIG_LOCKD_V4=y +CONFIG_NFS_COMMON=y +CONFIG_SUNRPC=y +CONFIG_SUNRPC_GSS=y +# CONFIG_SUNRPC_BIND34 is not set +CONFIG_RPCSEC_GSS_KRB5=y +# CONFIG_RPCSEC_GSS_SPKM3 is not set # CONFIG_SMB_FS is not set # CONFIG_CIFS is not set # CONFIG_NCP_FS is not set @@ -775,19 +1132,61 @@ CONFIG_NETWORK_FILESYSTEMS=y # # CONFIG_PARTITION_ADVANCED is not set CONFIG_MSDOS_PARTITION=y -# CONFIG_NLS is not set +CONFIG_NLS=y +CONFIG_NLS_DEFAULT="iso8859-1" +CONFIG_NLS_CODEPAGE_437=y +# CONFIG_NLS_CODEPAGE_737 is not set +# CONFIG_NLS_CODEPAGE_775 is not set +# CONFIG_NLS_CODEPAGE_850 is not set +# CONFIG_NLS_CODEPAGE_852 is not set +# CONFIG_NLS_CODEPAGE_855 is not set +# CONFIG_NLS_CODEPAGE_857 is not set +# CONFIG_NLS_CODEPAGE_860 is not set +# CONFIG_NLS_CODEPAGE_861 is not set +# CONFIG_NLS_CODEPAGE_862 is not set +# CONFIG_NLS_CODEPAGE_863 is not set +# CONFIG_NLS_CODEPAGE_864 is not set +# CONFIG_NLS_CODEPAGE_865 is not set +# CONFIG_NLS_CODEPAGE_866 is not set +# CONFIG_NLS_CODEPAGE_869 is not set +# CONFIG_NLS_CODEPAGE_936 is not set +# CONFIG_NLS_CODEPAGE_950 is not set +# CONFIG_NLS_CODEPAGE_932 is not set +# CONFIG_NLS_CODEPAGE_949 is not set +# CONFIG_NLS_CODEPAGE_874 is not set +# CONFIG_NLS_ISO8859_8 is not set +# CONFIG_NLS_CODEPAGE_1250 is not set +# CONFIG_NLS_CODEPAGE_1251 is not set +# CONFIG_NLS_ASCII is not set +CONFIG_NLS_ISO8859_1=y +# CONFIG_NLS_ISO8859_2 is not set +# CONFIG_NLS_ISO8859_3 is not set +# CONFIG_NLS_ISO8859_4 is not set +# CONFIG_NLS_ISO8859_5 is not set +# CONFIG_NLS_ISO8859_6 is not set +# CONFIG_NLS_ISO8859_7 is not set +# CONFIG_NLS_ISO8859_9 is not set +# CONFIG_NLS_ISO8859_13 is not set +# CONFIG_NLS_ISO8859_14 is not set +# CONFIG_NLS_ISO8859_15 is not set +# CONFIG_NLS_KOI8_R is not set +# CONFIG_NLS_KOI8_U is not set +# CONFIG_NLS_UTF8 is not set # CONFIG_DLM is not set # CONFIG_UCC_SLOW is not set # # Library routines # +CONFIG_BITREVERSE=y # CONFIG_CRC_CCITT is not set # CONFIG_CRC16 is not set # CONFIG_CRC_ITU_T is not set -# CONFIG_CRC32 is not set +CONFIG_CRC32=y # CONFIG_CRC7 is not set # CONFIG_LIBCRC32C is not set +CONFIG_ZLIB_INFLATE=y +CONFIG_ZLIB_DEFLATE=y CONFIG_PLIST=y CONFIG_HAS_IOMEM=y CONFIG_HAS_IOPORT=y @@ -842,6 +1241,46 @@ CONFIG_FORCED_INLINING=y # CONFIG_KEYS is not set # CONFIG_SECURITY is not set # CONFIG_SECURITY_FILE_CAPABILITIES is not set -# CONFIG_CRYPTO is not set +CONFIG_CRYPTO=y +CONFIG_CRYPTO_ALGAPI=y +CONFIG_CRYPTO_BLKCIPHER=y +CONFIG_CRYPTO_MANAGER=y +# CONFIG_CRYPTO_HMAC is not set +# CONFIG_CRYPTO_XCBC is not set +# CONFIG_CRYPTO_NULL is not set +# CONFIG_CRYPTO_MD4 is not set +CONFIG_CRYPTO_MD5=y +# CONFIG_CRYPTO_SHA1 is not set +# CONFIG_CRYPTO_SHA256 is not set +# CONFIG_CRYPTO_SHA512 is not set +# CONFIG_CRYPTO_WP512 is not set +# CONFIG_CRYPTO_TGR192 is not set +# CONFIG_CRYPTO_GF128MUL is not set +# CONFIG_CRYPTO_ECB is not set +CONFIG_CRYPTO_CBC=y +# CONFIG_CRYPTO_PCBC is not set +# CONFIG_CRYPTO_LRW is not set +# CONFIG_CRYPTO_XTS is not set +# CONFIG_CRYPTO_CRYPTD is not set +CONFIG_CRYPTO_DES=y +# CONFIG_CRYPTO_FCRYPT is not set +# CONFIG_CRYPTO_BLOWFISH is not set +# CONFIG_CRYPTO_TWOFISH is not set +# CONFIG_CRYPTO_SERPENT is not set +# CONFIG_CRYPTO_AES is not set +# CONFIG_CRYPTO_CAST5 is not set +# CONFIG_CRYPTO_CAST6 is not set +# CONFIG_CRYPTO_TEA is not set +# CONFIG_CRYPTO_ARC4 is not set +# CONFIG_CRYPTO_KHAZAD is not set +# CONFIG_CRYPTO_ANUBIS is not set +# CONFIG_CRYPTO_SEED is not set +# CONFIG_CRYPTO_DEFLATE is not set +# CONFIG_CRYPTO_MICHAEL_MIC is not set +# CONFIG_CRYPTO_CRC32C is not set +# CONFIG_CRYPTO_CAMELLIA is not set +# CONFIG_CRYPTO_TEST is not set +# CONFIG_CRYPTO_AUTHENC is not set +CONFIG_CRYPTO_HW=y CONFIG_PPC_CLOCK=y CONFIG_PPC_LIB_RHEAP=y diff --git a/arch/powerpc/kernel/head_64.S b/arch/powerpc/kernel/head_64.S index c34986835a4e..11b4f6d9ffce 100644 --- a/arch/powerpc/kernel/head_64.S +++ b/arch/powerpc/kernel/head_64.S @@ -903,6 +903,7 @@ handle_page_fault: * the PTE insertion */ 12: bl .save_nvgprs + mr r5,r3 addi r3,r1,STACK_FRAME_OVERHEAD ld r4,_DAR(r1) bl .low_hash_fault diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c index 47c3fe55242f..a3c406aca664 100644 --- a/arch/powerpc/kernel/iommu.c +++ b/arch/powerpc/kernel/iommu.c @@ -278,6 +278,7 @@ int iommu_map_sg(struct iommu_table *tbl, struct scatterlist *sglist, unsigned long flags; struct scatterlist *s, *outs, *segstart; int outcount, incount, i; + unsigned int align; unsigned long handle; BUG_ON(direction == DMA_NONE); @@ -309,7 +310,12 @@ int iommu_map_sg(struct iommu_table *tbl, struct scatterlist *sglist, /* Allocate iommu entries for that segment */ vaddr = (unsigned long) sg_virt(s); npages = iommu_num_pages(vaddr, slen); - entry = iommu_range_alloc(tbl, npages, &handle, mask >> IOMMU_PAGE_SHIFT, 0); + align = 0; + if (IOMMU_PAGE_SHIFT < PAGE_SHIFT && slen >= PAGE_SIZE && + (vaddr & ~PAGE_MASK) == 0) + align = PAGE_SHIFT - IOMMU_PAGE_SHIFT; + entry = iommu_range_alloc(tbl, npages, &handle, + mask >> IOMMU_PAGE_SHIFT, align); DBG(" - vaddr: %lx, size: %lx\n", vaddr, slen); @@ -570,7 +576,7 @@ dma_addr_t iommu_map_single(struct iommu_table *tbl, void *vaddr, { dma_addr_t dma_handle = DMA_ERROR_CODE; unsigned long uaddr; - unsigned int npages; + unsigned int npages, align; BUG_ON(direction == DMA_NONE); @@ -578,8 +584,13 @@ dma_addr_t iommu_map_single(struct iommu_table *tbl, void *vaddr, npages = iommu_num_pages(uaddr, size); if (tbl) { + align = 0; + if (IOMMU_PAGE_SHIFT < PAGE_SHIFT && size >= PAGE_SIZE && + ((unsigned long)vaddr & ~PAGE_MASK) == 0) + align = PAGE_SHIFT - IOMMU_PAGE_SHIFT; + dma_handle = iommu_alloc(tbl, vaddr, npages, direction, - mask >> IOMMU_PAGE_SHIFT, 0); + mask >> IOMMU_PAGE_SHIFT, align); if (dma_handle == DMA_ERROR_CODE) { if (printk_ratelimit()) { printk(KERN_INFO "iommu_alloc failed, " diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c index 1add6efdb315..5d89a21dd0d6 100644 --- a/arch/powerpc/kernel/prom_init.c +++ b/arch/powerpc/kernel/prom_init.c @@ -2216,6 +2216,45 @@ static void __init fixup_device_tree_efika(void) prom_printf("fixup_device_tree_efika: ", "skipped entry %x - setprop error\n", i); } + + /* Make sure ethernet mdio bus node exists */ + node = call_prom("finddevice", 1, 1, ADDR("/builtin/mdio")); + if (!PHANDLE_VALID(node)) { + prom_printf("Adding Ethernet MDIO node\n"); + call_prom("interpret", 1, 1, + " s\" /builtin\" find-device" + " new-device" + " 1 encode-int s\" #address-cells\" property" + " 0 encode-int s\" #size-cells\" property" + " s\" mdio\" 2dup device-name device-type" + " s\" mpc5200b-fec-phy\" encode-string" + " s\" compatible\" property" + " 0xf0003000 0x400 reg" + " 0x2 encode-int" + " 0x5 encode-int encode+" + " 0x3 encode-int encode+" + " s\" interrupts\" property" + " finish-device"); + }; + + /* Make sure ethernet phy device node exist */ + node = call_prom("finddevice", 1, 1, ADDR("/builtin/mdio/ethernet-phy")); + if (!PHANDLE_VALID(node)) { + prom_printf("Adding Ethernet PHY node\n"); + call_prom("interpret", 1, 1, + " s\" /builtin/mdio\" find-device" + " new-device" + " s\" ethernet-phy\" device-name" + " 0x10 encode-int s\" reg\" property" + " my-self" + " ihandle>phandle" + " finish-device" + " s\" /builtin/ethernet\" find-device" + " encode-int" + " s\" phy-handle\" property" + " device-end"); + } + } #else #define fixup_device_tree_efika() diff --git a/arch/powerpc/mm/Makefile b/arch/powerpc/mm/Makefile index 20629ae95c50..41649a5d3602 100644 --- a/arch/powerpc/mm/Makefile +++ b/arch/powerpc/mm/Makefile @@ -22,3 +22,4 @@ obj-$(CONFIG_FSL_BOOKE) += fsl_booke_mmu.o obj-$(CONFIG_NEED_MULTIPLE_NODES) += numa.o obj-$(CONFIG_PPC_MM_SLICES) += slice.o obj-$(CONFIG_HUGETLB_PAGE) += hugetlbpage.o +obj-$(CONFIG_PPC_SUBPAGE_PROT) += subpage-prot.o diff --git a/arch/powerpc/mm/hash_low_64.S b/arch/powerpc/mm/hash_low_64.S index e935edd6b72b..21d248486479 100644 --- a/arch/powerpc/mm/hash_low_64.S +++ b/arch/powerpc/mm/hash_low_64.S @@ -331,7 +331,8 @@ htab_pte_insert_failure: *****************************************************************************/ /* _hash_page_4K(unsigned long ea, unsigned long access, unsigned long vsid, - * pte_t *ptep, unsigned long trap, int local, int ssize) + * pte_t *ptep, unsigned long trap, int local, int ssize, + * int subpg_prot) */ /* @@ -429,12 +430,19 @@ END_FTR_SECTION_IFSET(CPU_FTR_1T_SEGMENT) xor r28,r28,r0 /* hash */ /* Convert linux PTE bits into HW equivalents */ -4: andi. r3,r30,0x1fe /* Get basic set of flags */ - xori r3,r3,HPTE_R_N /* _PAGE_EXEC -> NOEXEC */ +4: +#ifdef CONFIG_PPC_SUBPAGE_PROT + andc r10,r30,r10 + andi. r3,r10,0x1fe /* Get basic set of flags */ + rlwinm r0,r10,32-9+1,30,30 /* _PAGE_RW -> _PAGE_USER (r0) */ +#else + andi. r3,r30,0x1fe /* Get basic set of flags */ rlwinm r0,r30,32-9+1,30,30 /* _PAGE_RW -> _PAGE_USER (r0) */ +#endif + xori r3,r3,HPTE_R_N /* _PAGE_EXEC -> NOEXEC */ rlwinm r4,r30,32-7+1,30,30 /* _PAGE_DIRTY -> _PAGE_USER (r4) */ and r0,r0,r4 /* _PAGE_RW & _PAGE_DIRTY ->r0 bit 30*/ - andc r0,r30,r0 /* r0 = pte & ~r0 */ + andc r0,r3,r0 /* r0 = pte & ~r0 */ rlwimi r3,r0,32-1,31,31 /* Insert result into PP lsb */ ori r3,r3,HPTE_R_C /* Always add "C" bit for perf. */ diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c index 9326a6962b42..7b4cacb0d4ba 100644 --- a/arch/powerpc/mm/hash_utils_64.c +++ b/arch/powerpc/mm/hash_utils_64.c @@ -637,7 +637,7 @@ unsigned int hash_page_do_lazy_icache(unsigned int pp, pte_t pte, int trap) * For now this makes the whole process use 4k pages. */ #ifdef CONFIG_PPC_64K_PAGES -static void demote_segment_4k(struct mm_struct *mm, unsigned long addr) +void demote_segment_4k(struct mm_struct *mm, unsigned long addr) { if (mm->context.user_psize == MMU_PAGE_4K) return; @@ -645,13 +645,62 @@ static void demote_segment_4k(struct mm_struct *mm, unsigned long addr) #ifdef CONFIG_SPU_BASE spu_flush_all_slbs(mm); #endif + if (get_paca()->context.user_psize != MMU_PAGE_4K) { + get_paca()->context = mm->context; + slb_flush_and_rebolt(); + } } #endif /* CONFIG_PPC_64K_PAGES */ +#ifdef CONFIG_PPC_SUBPAGE_PROT +/* + * This looks up a 2-bit protection code for a 4k subpage of a 64k page. + * Userspace sets the subpage permissions using the subpage_prot system call. + * + * Result is 0: full permissions, _PAGE_RW: read-only, + * _PAGE_USER or _PAGE_USER|_PAGE_RW: no access. + */ +static int subpage_protection(pgd_t *pgdir, unsigned long ea) +{ + struct subpage_prot_table *spt = pgd_subpage_prot(pgdir); + u32 spp = 0; + u32 **sbpm, *sbpp; + + if (ea >= spt->maxaddr) + return 0; + if (ea < 0x100000000) { + /* addresses below 4GB use spt->low_prot */ + sbpm = spt->low_prot; + } else { + sbpm = spt->protptrs[ea >> SBP_L3_SHIFT]; + if (!sbpm) + return 0; + } + sbpp = sbpm[(ea >> SBP_L2_SHIFT) & (SBP_L2_COUNT - 1)]; + if (!sbpp) + return 0; + spp = sbpp[(ea >> PAGE_SHIFT) & (SBP_L1_COUNT - 1)]; + + /* extract 2-bit bitfield for this 4k subpage */ + spp >>= 30 - 2 * ((ea >> 12) & 0xf); + + /* turn 0,1,2,3 into combination of _PAGE_USER and _PAGE_RW */ + spp = ((spp & 2) ? _PAGE_USER : 0) | ((spp & 1) ? _PAGE_RW : 0); + return spp; +} + +#else /* CONFIG_PPC_SUBPAGE_PROT */ +static inline int subpage_protection(pgd_t *pgdir, unsigned long ea) +{ + return 0; +} +#endif + /* Result code is: * 0 - handled * 1 - normal page fault * -1 - critical hash insertion error + * -2 - access not permitted by subpage protection mechanism */ int hash_page(unsigned long ea, unsigned long access, unsigned long trap) { @@ -802,7 +851,14 @@ int hash_page(unsigned long ea, unsigned long access, unsigned long trap) rc = __hash_page_64K(ea, access, vsid, ptep, trap, local, ssize); else #endif /* CONFIG_PPC_HAS_HASH_64K */ - rc = __hash_page_4K(ea, access, vsid, ptep, trap, local, ssize); + { + int spp = subpage_protection(pgdir, ea); + if (access & spp) + rc = -2; + else + rc = __hash_page_4K(ea, access, vsid, ptep, trap, + local, ssize, spp); + } #ifndef CONFIG_PPC_64K_PAGES DBG_LOW(" o-pte: %016lx\n", pte_val(*ptep)); @@ -874,7 +930,8 @@ void hash_preload(struct mm_struct *mm, unsigned long ea, __hash_page_64K(ea, access, vsid, ptep, trap, local, ssize); else #endif /* CONFIG_PPC_HAS_HASH_64K */ - __hash_page_4K(ea, access, vsid, ptep, trap, local, ssize); + __hash_page_4K(ea, access, vsid, ptep, trap, local, ssize, + subpage_protection(pgdir, ea)); local_irq_restore(flags); } @@ -919,19 +976,17 @@ void flush_hash_range(unsigned long number, int local) * low_hash_fault is called when we the low level hash code failed * to instert a PTE due to an hypervisor error */ -void low_hash_fault(struct pt_regs *regs, unsigned long address) +void low_hash_fault(struct pt_regs *regs, unsigned long address, int rc) { if (user_mode(regs)) { - siginfo_t info; - - info.si_signo = SIGBUS; - info.si_errno = 0; - info.si_code = BUS_ADRERR; - info.si_addr = (void __user *)address; - force_sig_info(SIGBUS, &info, current); - return; - } - bad_page_fault(regs, address, SIGBUS); +#ifdef CONFIG_PPC_SUBPAGE_PROT + if (rc == -2) + _exception(SIGSEGV, regs, SEGV_ACCERR, address); + else +#endif + _exception(SIGBUS, regs, BUS_ADRERR, address); + } else + bad_page_fault(regs, address, SIGBUS); } #ifdef CONFIG_DEBUG_PAGEALLOC diff --git a/arch/powerpc/mm/slb.c b/arch/powerpc/mm/slb.c index 3cf0802cd2b6..47b06bad24ad 100644 --- a/arch/powerpc/mm/slb.c +++ b/arch/powerpc/mm/slb.c @@ -295,6 +295,8 @@ void slb_initialize(void) create_shadowed_slbe(VMALLOC_START, mmu_kernel_ssize, vflags, 1); + slb_shadow_clear(2); + /* We don't bolt the stack for the time being - we're in boot, * so the stack is in the bolted segment. By the time it goes * elsewhere, we'll call _switch() which will bolt in the new diff --git a/arch/powerpc/mm/subpage-prot.c b/arch/powerpc/mm/subpage-prot.c new file mode 100644 index 000000000000..4cafc0c33d0a --- /dev/null +++ b/arch/powerpc/mm/subpage-prot.c @@ -0,0 +1,213 @@ +/* + * Copyright 2007-2008 Paul Mackerras, IBM Corp. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ + +#include <linux/errno.h> +#include <linux/kernel.h> +#include <linux/gfp.h> +#include <linux/slab.h> +#include <linux/types.h> +#include <linux/mm.h> +#include <linux/hugetlb.h> + +#include <asm/pgtable.h> +#include <asm/uaccess.h> +#include <asm/tlbflush.h> + +/* + * Free all pages allocated for subpage protection maps and pointers. + * Also makes sure that the subpage_prot_table structure is + * reinitialized for the next user. + */ +void subpage_prot_free(pgd_t *pgd) +{ + struct subpage_prot_table *spt = pgd_subpage_prot(pgd); + unsigned long i, j, addr; + u32 **p; + + for (i = 0; i < 4; ++i) { + if (spt->low_prot[i]) { + free_page((unsigned long)spt->low_prot[i]); + spt->low_prot[i] = NULL; + } + } + addr = 0; + for (i = 0; i < 2; ++i) { + p = spt->protptrs[i]; + if (!p) + continue; + spt->protptrs[i] = NULL; + for (j = 0; j < SBP_L2_COUNT && addr < spt->maxaddr; + ++j, addr += PAGE_SIZE) + if (p[j]) + free_page((unsigned long)p[j]); + free_page((unsigned long)p); + } + spt->maxaddr = 0; +} + +static void hpte_flush_range(struct mm_struct *mm, unsigned long addr, + int npages) +{ + pgd_t *pgd; + pud_t *pud; + pmd_t *pmd; + pte_t *pte; + spinlock_t *ptl; + + pgd = pgd_offset(mm, addr); + if (pgd_none(*pgd)) + return; + pud = pud_offset(pgd, addr); + if (pud_none(*pud)) + return; + pmd = pmd_offset(pud, addr); + if (pmd_none(*pmd)) + return; + pte = pte_offset_map_lock(mm, pmd, addr, &ptl); + arch_enter_lazy_mmu_mode(); + for (; npages > 0; --npages) { + pte_update(mm, addr, pte, 0, 0); + addr += PAGE_SIZE; + ++pte; + } + arch_leave_lazy_mmu_mode(); + pte_unmap_unlock(pte - 1, ptl); +} + +/* + * Clear the subpage protection map for an address range, allowing + * all accesses that are allowed by the pte permissions. + */ +static void subpage_prot_clear(unsigned long addr, unsigned long len) +{ + struct mm_struct *mm = current->mm; + struct subpage_prot_table *spt = pgd_subpage_prot(mm->pgd); + u32 **spm, *spp; + int i, nw; + unsigned long next, limit; + + down_write(&mm->mmap_sem); + limit = addr + len; + if (limit > spt->maxaddr) + limit = spt->maxaddr; + for (; addr < limit; addr = next) { + next = pmd_addr_end(addr, limit); + if (addr < 0x100000000) { + spm = spt->low_prot; + } else { + spm = spt->protptrs[addr >> SBP_L3_SHIFT]; + if (!spm) + continue; + } + spp = spm[(addr >> SBP_L2_SHIFT) & (SBP_L2_COUNT - 1)]; + if (!spp) + continue; + spp += (addr >> PAGE_SHIFT) & (SBP_L1_COUNT - 1); + + i = (addr >> PAGE_SHIFT) & (PTRS_PER_PTE - 1); + nw = PTRS_PER_PTE - i; + if (addr + (nw << PAGE_SHIFT) > next) + nw = (next - addr) >> PAGE_SHIFT; + + memset(spp, 0, nw * sizeof(u32)); + + /* now flush any existing HPTEs for the range */ + hpte_flush_range(mm, addr, nw); + } + up_write(&mm->mmap_sem); +} + +/* + * Copy in a subpage protection map for an address range. + * The map has 2 bits per 4k subpage, so 32 bits per 64k page. + * Each 2-bit field is 0 to allow any access, 1 to prevent writes, + * 2 or 3 to prevent all accesses. + * Note that the normal page protections also apply; the subpage + * protection mechanism is an additional constraint, so putting 0 + * in a 2-bit field won't allow writes to a page that is otherwise + * write-protected. + */ +long sys_subpage_prot(unsigned long addr, unsigned long len, u32 __user *map) +{ + struct mm_struct *mm = current->mm; + struct subpage_prot_table *spt = pgd_subpage_prot(mm->pgd); + u32 **spm, *spp; + int i, nw; + unsigned long next, limit; + int err; + + /* Check parameters */ + if ((addr & ~PAGE_MASK) || (len & ~PAGE_MASK) || + addr >= TASK_SIZE || len >= TASK_SIZE || addr + len > TASK_SIZE) + return -EINVAL; + + if (is_hugepage_only_range(mm, addr, len)) + return -EINVAL; + + if (!map) { + /* Clear out the protection map for the address range */ + subpage_prot_clear(addr, len); + return 0; + } + + if (!access_ok(VERIFY_READ, map, (len >> PAGE_SHIFT) * sizeof(u32))) + return -EFAULT; + + down_write(&mm->mmap_sem); + for (limit = addr + len; addr < limit; addr = next) { + next = pmd_addr_end(addr, limit); + err = -ENOMEM; + if (addr < 0x100000000) { + spm = spt->low_prot; + } else { + spm = spt->protptrs[addr >> SBP_L3_SHIFT]; + if (!spm) { + spm = (u32 **)get_zeroed_page(GFP_KERNEL); + if (!spm) + goto out; + spt->protptrs[addr >> SBP_L3_SHIFT] = spm; + } + } + spm += (addr >> SBP_L2_SHIFT) & (SBP_L2_COUNT - 1); + spp = *spm; + if (!spp) { + spp = (u32 *)get_zeroed_page(GFP_KERNEL); + if (!spp) + goto out; + *spm = spp; + } + spp += (addr >> PAGE_SHIFT) & (SBP_L1_COUNT - 1); + + local_irq_disable(); + demote_segment_4k(mm, addr); + local_irq_enable(); + + i = (addr >> PAGE_SHIFT) & (PTRS_PER_PTE - 1); + nw = PTRS_PER_PTE - i; + if (addr + (nw << PAGE_SHIFT) > next) + nw = (next - addr) >> PAGE_SHIFT; + + up_write(&mm->mmap_sem); + err = -EFAULT; + if (__copy_from_user(spp, map, nw * sizeof(u32))) + goto out2; + map += nw; + down_write(&mm->mmap_sem); + + /* now flush any existing HPTEs for the range */ + hpte_flush_range(mm, addr, nw); + } + if (limit > spt->maxaddr) + spt->maxaddr = limit; + err = 0; + out: + up_write(&mm->mmap_sem); + out2: + return err; +} diff --git a/arch/powerpc/platforms/52xx/Kconfig b/arch/powerpc/platforms/52xx/Kconfig index 2938d4927b83..733a8063d400 100644 --- a/arch/powerpc/platforms/52xx/Kconfig +++ b/arch/powerpc/platforms/52xx/Kconfig @@ -19,6 +19,28 @@ config PPC_MPC5200_BUGFIX It is safe to say 'Y' here +config PPC_MPC5200_SIMPLE + bool "Generic support for simple MPC5200 based boards" + depends on PPC_MULTIPLATFORM && PPC32 + select PPC_MPC5200 + select DEFAULT_UIMAGE + select WANT_DEVICE_TREE + default n + help + This option enables support for a simple MPC52xx based boards which + do not need a custom platform specific setup. Such boards are + supported assuming the following: + + - GPIO pins are configured by the firmware, + - CDM configuration (clocking) is setup correctly by firmware, + - if the 'fsl,has-wdt' property is present in one of the + gpt nodes, then it is safe to use such gpt to reset the board, + - PCI is supported if enabled in the kernel configuration + and if there is a PCI bus node defined in the device tree. + + Boards that are compatible with this generic platform support + are: 'tqc,tqm5200', 'promess,motionpro', 'schindler,cm5200'. + config PPC_EFIKA bool "bPlan Efika 5k2. MPC5200B based computer" depends on PPC_MULTIPLATFORM && PPC32 @@ -31,8 +53,7 @@ config PPC_EFIKA config PPC_LITE5200 bool "Freescale Lite5200 Eval Board" depends on PPC_MULTIPLATFORM && PPC32 - select WANT_DEVICE_TREE select PPC_MPC5200 + select DEFAULT_UIMAGE + select WANT_DEVICE_TREE default n - - diff --git a/arch/powerpc/platforms/52xx/Makefile b/arch/powerpc/platforms/52xx/Makefile index 307dbc178091..fe1b81bb5224 100644 --- a/arch/powerpc/platforms/52xx/Makefile +++ b/arch/powerpc/platforms/52xx/Makefile @@ -6,6 +6,7 @@ obj-y += mpc52xx_pic.o mpc52xx_common.o obj-$(CONFIG_PCI) += mpc52xx_pci.o endif +obj-$(CONFIG_PPC_MPC5200_SIMPLE) += mpc5200_simple.o obj-$(CONFIG_PPC_EFIKA) += efika.o obj-$(CONFIG_PPC_LITE5200) += lite5200.o diff --git a/arch/powerpc/platforms/52xx/lite5200.c b/arch/powerpc/platforms/52xx/lite5200.c index 25d2bfa3d9dc..5a8d190f53e4 100644 --- a/arch/powerpc/platforms/52xx/lite5200.c +++ b/arch/powerpc/platforms/52xx/lite5200.c @@ -42,10 +42,13 @@ static void __init lite5200_fix_clock_config(void) { + struct device_node *np; struct mpc52xx_cdm __iomem *cdm; /* Map zones */ - cdm = mpc52xx_find_and_map("mpc5200-cdm"); + np = of_find_compatible_node(NULL, NULL, "mpc5200-cdm"); + cdm = of_iomap(np, 0); + of_node_put(np); if (!cdm) { printk(KERN_ERR "%s() failed; expect abnormal behaviour\n", __FUNCTION__); @@ -74,10 +77,13 @@ lite5200_fix_clock_config(void) static void __init lite5200_fix_port_config(void) { + struct device_node *np; struct mpc52xx_gpio __iomem *gpio; u32 port_config; - gpio = mpc52xx_find_and_map("mpc5200-gpio"); + np = of_find_compatible_node(NULL, NULL, "mpc5200-gpio"); + gpio = of_iomap(np, 0); + of_node_put(np); if (!gpio) { printk(KERN_ERR "%s() failed. expect abnormal behavior\n", __FUNCTION__); @@ -131,10 +137,6 @@ static void lite5200_resume_finish(void __iomem *mbar) static void __init lite5200_setup_arch(void) { -#ifdef CONFIG_PCI - struct device_node *np; -#endif - if (ppc_md.progress) ppc_md.progress("lite5200_setup_arch()", 0); @@ -154,13 +156,7 @@ static void __init lite5200_setup_arch(void) lite5200_pm_init(); #endif -#ifdef CONFIG_PCI - np = of_find_node_by_type(NULL, "pci"); - if (np) { - mpc52xx_add_bridge(np); - of_node_put(np); - } -#endif + mpc52xx_setup_pci(); } /* diff --git a/arch/powerpc/platforms/52xx/lite5200_pm.c b/arch/powerpc/platforms/52xx/lite5200_pm.c index ffa14aff5248..c3ada1e340d2 100644 --- a/arch/powerpc/platforms/52xx/lite5200_pm.c +++ b/arch/powerpc/platforms/52xx/lite5200_pm.c @@ -42,6 +42,8 @@ static int lite5200_pm_set_target(suspend_state_t state) static int lite5200_pm_prepare(void) { + struct device_node *np; + /* deep sleep? let mpc52xx code handle that */ if (lite5200_pm_target_state == PM_SUSPEND_STANDBY) return mpc52xx_pm_prepare(); @@ -50,7 +52,9 @@ static int lite5200_pm_prepare(void) return -EINVAL; /* map registers */ - mbar = mpc52xx_find_and_map("mpc5200"); + np = of_find_compatible_node(NULL, NULL, "mpc5200"); + mbar = of_iomap(np, 0); + of_node_put(np); if (!mbar) { printk(KERN_ERR "%s:%i Error mapping registers\n", __func__, __LINE__); return -ENOSYS; diff --git a/arch/powerpc/platforms/52xx/mpc5200_simple.c b/arch/powerpc/platforms/52xx/mpc5200_simple.c new file mode 100644 index 000000000000..754aa932f595 --- /dev/null +++ b/arch/powerpc/platforms/52xx/mpc5200_simple.c @@ -0,0 +1,85 @@ +/* + * Support for 'mpc5200-simple-platform' compatible boards. + * + * Written by Marian Balakowicz <m8@semihalf.com> + * Copyright (C) 2007 Semihalf + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * Description: + * This code implements support for a simple MPC52xx based boards which + * do not need a custom platform specific setup. Such boards are + * supported assuming the following: + * + * - GPIO pins are configured by the firmware, + * - CDM configuration (clocking) is setup correctly by firmware, + * - if the 'fsl,has-wdt' property is present in one of the + * gpt nodes, then it is safe to use such gpt to reset the board, + * - PCI is supported if enabled in the kernel configuration + * and if there is a PCI bus node defined in the device tree. + * + * Boards that are compatible with this generic platform support + * are listed in a 'board' table. + */ + +#undef DEBUG +#include <asm/time.h> +#include <asm/prom.h> +#include <asm/machdep.h> +#include <asm/mpc52xx.h> + +/* + * Setup the architecture + */ +static void __init mpc5200_simple_setup_arch(void) +{ + if (ppc_md.progress) + ppc_md.progress("mpc5200_simple_setup_arch()", 0); + + /* Some mpc5200 & mpc5200b related configuration */ + mpc5200_setup_xlb_arbiter(); + + /* Map wdt for mpc52xx_restart() */ + mpc52xx_map_wdt(); + + mpc52xx_setup_pci(); +} + +/* list of the supported boards */ +static char *board[] __initdata = { + "promess,motionpro", + "schindler,cm5200", + "tqc,tqm5200", + NULL +}; + +/* + * Called very early, MMU is off, device-tree isn't unflattened + */ +static int __init mpc5200_simple_probe(void) +{ + unsigned long node = of_get_flat_dt_root(); + int i = 0; + + while (board[i]) { + if (of_flat_dt_is_compatible(node, board[i])) + break; + i++; + } + + return (board[i] != NULL); +} + +define_machine(mpc5200_simple_platform) { + .name = "mpc5200-simple-platform", + .probe = mpc5200_simple_probe, + .setup_arch = mpc5200_simple_setup_arch, + .init = mpc52xx_declare_of_platform_devices, + .init_IRQ = mpc52xx_init_irq, + .get_irq = mpc52xx_get_irq, + .restart = mpc52xx_restart, + .calibrate_decr = generic_calibrate_decr, +}; diff --git a/arch/powerpc/platforms/52xx/mpc52xx_common.c b/arch/powerpc/platforms/52xx/mpc52xx_common.c index 9850685c5429..66955937be2a 100644 --- a/arch/powerpc/platforms/52xx/mpc52xx_common.c +++ b/arch/powerpc/platforms/52xx/mpc52xx_common.c @@ -26,45 +26,6 @@ */ static volatile struct mpc52xx_gpt *mpc52xx_wdt = NULL; -static void __iomem * -mpc52xx_map_node(struct device_node *ofn) -{ - const u32 *regaddr_p; - u64 regaddr64, size64; - - if (!ofn) - return NULL; - - regaddr_p = of_get_address(ofn, 0, &size64, NULL); - if (!regaddr_p) { - of_node_put(ofn); - return NULL; - } - - regaddr64 = of_translate_address(ofn, regaddr_p); - - of_node_put(ofn); - - return ioremap((u32)regaddr64, (u32)size64); -} - -void __iomem * -mpc52xx_find_and_map(const char *compatible) -{ - return mpc52xx_map_node( - of_find_compatible_node(NULL, NULL, compatible)); -} - -EXPORT_SYMBOL(mpc52xx_find_and_map); - -void __iomem * -mpc52xx_find_and_map_path(const char *path) -{ - return mpc52xx_map_node(of_find_node_by_path(path)); -} - -EXPORT_SYMBOL(mpc52xx_find_and_map_path); - /** * mpc52xx_find_ipb_freq - Find the IPB bus frequency for a device * @node: device node @@ -101,9 +62,12 @@ EXPORT_SYMBOL(mpc52xx_find_ipb_freq); void __init mpc5200_setup_xlb_arbiter(void) { + struct device_node *np; struct mpc52xx_xlb __iomem *xlb; - xlb = mpc52xx_find_and_map("mpc5200-xlb"); + np = of_find_compatible_node(NULL, NULL, "mpc5200-xlb"); + xlb = of_iomap(np, 0); + of_node_put(np); if (!xlb) { printk(KERN_ERR __FILE__ ": " "Error mapping XLB in mpc52xx_setup_cpu(). " @@ -124,11 +88,21 @@ mpc5200_setup_xlb_arbiter(void) iounmap(xlb); } +static struct of_device_id mpc52xx_bus_ids[] __initdata= { + { .compatible = "fsl,mpc5200-immr", }, + { .compatible = "fsl,lpb", }, + + /* depreciated matches; shouldn't be used in new device trees */ + { .type = "builtin", .compatible = "mpc5200", }, /* efika */ + { .type = "soc", .compatible = "mpc5200", }, /* lite5200 */ + {}, +}; + void __init mpc52xx_declare_of_platform_devices(void) { /* Find every child of the SOC node and add it to of_platform */ - if (of_platform_bus_probe(NULL, NULL, NULL)) + if (of_platform_bus_probe(NULL, mpc52xx_bus_ids, NULL)) printk(KERN_ERR __FILE__ ": " "Error while probing of_platform bus\n"); } @@ -146,16 +120,19 @@ mpc52xx_map_wdt(void) for_each_compatible_node(np, NULL, "fsl,mpc5200-gpt") { has_wdt = of_get_property(np, "fsl,has-wdt", NULL); if (has_wdt) { - mpc52xx_wdt = mpc52xx_map_node(np); + mpc52xx_wdt = of_iomap(np, 0); + of_node_put(np); return; } } for_each_compatible_node(np, NULL, "mpc5200-gpt") { has_wdt = of_get_property(np, "has-wdt", NULL); if (has_wdt) { - mpc52xx_wdt = mpc52xx_map_node(np); + mpc52xx_wdt = of_iomap(np, 0); + of_node_put(np); return; } + } } diff --git a/arch/powerpc/platforms/52xx/mpc52xx_pci.c b/arch/powerpc/platforms/52xx/mpc52xx_pci.c index 262eda8659d0..4b79398b2e40 100644 --- a/arch/powerpc/platforms/52xx/mpc52xx_pci.c +++ b/arch/powerpc/platforms/52xx/mpc52xx_pci.c @@ -406,3 +406,17 @@ mpc52xx_add_bridge(struct device_node *node) return 0; } + +void __init mpc52xx_setup_pci(void) +{ + struct device_node *pci; + + pci = of_find_compatible_node(NULL, NULL, "fsl,mpc5200-pci"); + if (!pci) + pci = of_find_compatible_node(NULL, NULL, "mpc5200-pci"); + if (!pci) + return; + + mpc52xx_add_bridge(pci); + of_node_put(pci); +} diff --git a/arch/powerpc/platforms/52xx/mpc52xx_pic.c b/arch/powerpc/platforms/52xx/mpc52xx_pic.c index 61100f270c68..07e89876d582 100644 --- a/arch/powerpc/platforms/52xx/mpc52xx_pic.c +++ b/arch/powerpc/platforms/52xx/mpc52xx_pic.c @@ -364,16 +364,18 @@ void __init mpc52xx_init_irq(void) { u32 intr_ctrl; struct device_node *picnode; + struct device_node *np; /* Remap the necessary zones */ picnode = of_find_compatible_node(NULL, NULL, "mpc5200-pic"); - - intr = mpc52xx_find_and_map("mpc5200-pic"); + intr = of_iomap(picnode, 0); if (!intr) panic(__FILE__ ": find_and_map failed on 'mpc5200-pic'. " "Check node !"); - sdma = mpc52xx_find_and_map("mpc5200-bestcomm"); + np = of_find_compatible_node(NULL, NULL, "mpc5200-bestcomm"); + sdma = of_iomap(np, 0); + of_node_put(np); if (!sdma) panic(__FILE__ ": find_and_map failed on 'mpc5200-bestcomm'. " "Check node !"); diff --git a/arch/powerpc/platforms/52xx/mpc52xx_pm.c b/arch/powerpc/platforms/52xx/mpc52xx_pm.c index 7ffa7babf254..52f027789c8f 100644 --- a/arch/powerpc/platforms/52xx/mpc52xx_pm.c +++ b/arch/powerpc/platforms/52xx/mpc52xx_pm.c @@ -59,10 +59,14 @@ int mpc52xx_set_wakeup_gpio(u8 pin, u8 level) int mpc52xx_pm_prepare(void) { + struct device_node *np; + /* map the whole register space */ - mbar = mpc52xx_find_and_map("mpc5200"); + np = of_find_compatible_node(NULL, NULL, "mpc5200"); + mbar = of_iomap(np, 0); + of_node_put(np); if (!mbar) { - printk(KERN_ERR "%s:%i Error mapping registers\n", __func__, __LINE__); + pr_err("mpc52xx_pm_prepare(): could not map registers\n"); return -ENOSYS; } /* these offsets are from mpc5200 users manual */ diff --git a/arch/powerpc/platforms/cell/Kconfig b/arch/powerpc/platforms/cell/Kconfig index e1e2f6a43019..3a963b4a9be0 100644 --- a/arch/powerpc/platforms/cell/Kconfig +++ b/arch/powerpc/platforms/cell/Kconfig @@ -88,3 +88,8 @@ config CBE_CPUFREQ_PMI but also at lower core voltage. endmenu + +config OPROFILE_CELL + def_bool y + depends on PPC_CELL_NATIVE && (OPROFILE = m || OPROFILE = y) + diff --git a/arch/powerpc/platforms/cell/Makefile b/arch/powerpc/platforms/cell/Makefile index 3cd565a04d0a..c89964c6fb1f 100644 --- a/arch/powerpc/platforms/cell/Makefile +++ b/arch/powerpc/platforms/cell/Makefile @@ -19,6 +19,7 @@ spu-manage-$(CONFIG_PPC_CELLEB) += spu_manage.o spu-manage-$(CONFIG_PPC_CELL_NATIVE) += spu_manage.o obj-$(CONFIG_SPU_BASE) += spu_callbacks.o spu_base.o \ + spu_notify.o \ spu_syscalls.o spu_fault.o \ $(spu-priv1-y) \ $(spu-manage-y) \ diff --git a/arch/powerpc/platforms/cell/spu_notify.c b/arch/powerpc/platforms/cell/spu_notify.c new file mode 100644 index 000000000000..34d156959f39 --- /dev/null +++ b/arch/powerpc/platforms/cell/spu_notify.c @@ -0,0 +1,67 @@ +/* + * Move OProfile dependencies from spufs module to the kernel so it + * can run on non-cell PPC. + * + * Copyright (C) IBM 2005 + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#undef DEBUG + +#include <linux/module.h> +#include <asm/spu.h> +#include "spufs/spufs.h" + +static BLOCKING_NOTIFIER_HEAD(spu_switch_notifier); + +void spu_switch_notify(struct spu *spu, struct spu_context *ctx) +{ + blocking_notifier_call_chain(&spu_switch_notifier, + ctx ? ctx->object_id : 0, spu); +} +EXPORT_SYMBOL_GPL(spu_switch_notify); + +int spu_switch_event_register(struct notifier_block *n) +{ + int ret; + ret = blocking_notifier_chain_register(&spu_switch_notifier, n); + if (!ret) + notify_spus_active(); + return ret; +} +EXPORT_SYMBOL_GPL(spu_switch_event_register); + +int spu_switch_event_unregister(struct notifier_block *n) +{ + return blocking_notifier_chain_unregister(&spu_switch_notifier, n); +} +EXPORT_SYMBOL_GPL(spu_switch_event_unregister); + +void spu_set_profile_private_kref(struct spu_context *ctx, + struct kref *prof_info_kref, + void (* prof_info_release) (struct kref *kref)) +{ + ctx->prof_priv_kref = prof_info_kref; + ctx->prof_priv_release = prof_info_release; +} +EXPORT_SYMBOL_GPL(spu_set_profile_private_kref); + +void *spu_get_profile_private_kref(struct spu_context *ctx) +{ + return ctx->prof_priv_kref; +} +EXPORT_SYMBOL_GPL(spu_get_profile_private_kref); + diff --git a/arch/powerpc/platforms/cell/spu_syscalls.c b/arch/powerpc/platforms/cell/spu_syscalls.c index a9438b719fe8..75530d99eda6 100644 --- a/arch/powerpc/platforms/cell/spu_syscalls.c +++ b/arch/powerpc/platforms/cell/spu_syscalls.c @@ -145,6 +145,20 @@ int elf_coredump_extra_notes_write(struct file *file, loff_t *foffset) return ret; } +void notify_spus_active(void) +{ + struct spufs_calls *calls; + + calls = spufs_calls_get(); + if (!calls) + return; + + calls->notify_spus_active(); + spufs_calls_put(calls); + + return; +} + int register_spu_syscalls(struct spufs_calls *calls) { if (spufs_calls) diff --git a/arch/powerpc/platforms/cell/spufs/context.c b/arch/powerpc/platforms/cell/spufs/context.c index 237e152d31dc..133995ed5cc7 100644 --- a/arch/powerpc/platforms/cell/spufs/context.c +++ b/arch/powerpc/platforms/cell/spufs/context.c @@ -177,19 +177,3 @@ void spu_release_saved(struct spu_context *ctx) spu_release(ctx); } -void spu_set_profile_private_kref(struct spu_context *ctx, - struct kref *prof_info_kref, - void ( * prof_info_release) (struct kref *kref)) -{ - ctx->prof_priv_kref = prof_info_kref; - ctx->prof_priv_release = prof_info_release; -} -EXPORT_SYMBOL_GPL(spu_set_profile_private_kref); - -void *spu_get_profile_private_kref(struct spu_context *ctx) -{ - return ctx->prof_priv_kref; -} -EXPORT_SYMBOL_GPL(spu_get_profile_private_kref); - - diff --git a/arch/powerpc/platforms/cell/spufs/sched.c b/arch/powerpc/platforms/cell/spufs/sched.c index 8c8af11b35b4..00d914232af1 100644 --- a/arch/powerpc/platforms/cell/spufs/sched.c +++ b/arch/powerpc/platforms/cell/spufs/sched.c @@ -182,15 +182,7 @@ static int node_allowed(struct spu_context *ctx, int node) return rval; } -static BLOCKING_NOTIFIER_HEAD(spu_switch_notifier); - -void spu_switch_notify(struct spu *spu, struct spu_context *ctx) -{ - blocking_notifier_call_chain(&spu_switch_notifier, - ctx ? ctx->object_id : 0, spu); -} - -static void notify_spus_active(void) +void do_notify_spus_active(void) { int node; @@ -217,22 +209,6 @@ static void notify_spus_active(void) } } -int spu_switch_event_register(struct notifier_block * n) -{ - int ret; - ret = blocking_notifier_chain_register(&spu_switch_notifier, n); - if (!ret) - notify_spus_active(); - return ret; -} -EXPORT_SYMBOL_GPL(spu_switch_event_register); - -int spu_switch_event_unregister(struct notifier_block * n) -{ - return blocking_notifier_chain_unregister(&spu_switch_notifier, n); -} -EXPORT_SYMBOL_GPL(spu_switch_event_unregister); - /** * spu_bind_context - bind spu context to physical spu * @spu: physical spu to bind to diff --git a/arch/powerpc/platforms/cell/spufs/syscalls.c b/arch/powerpc/platforms/cell/spufs/syscalls.c index 2c34f7170190..430404413178 100644 --- a/arch/powerpc/platforms/cell/spufs/syscalls.c +++ b/arch/powerpc/platforms/cell/spufs/syscalls.c @@ -86,5 +86,6 @@ struct spufs_calls spufs_calls = { .spu_run = do_spu_run, .coredump_extra_notes_size = spufs_coredump_extra_notes_size, .coredump_extra_notes_write = spufs_coredump_extra_notes_write, + .notify_spus_active = do_notify_spus_active, .owner = THIS_MODULE, }; diff --git a/arch/powerpc/platforms/ps3/os-area.c b/arch/powerpc/platforms/ps3/os-area.c index 766685ab26f8..b9ea09d9d2fb 100644 --- a/arch/powerpc/platforms/ps3/os-area.c +++ b/arch/powerpc/platforms/ps3/os-area.c @@ -23,6 +23,7 @@ #include <linux/workqueue.h> #include <linux/fs.h> #include <linux/syscalls.h> +#include <linux/ctype.h> #include <asm/lmb.h> @@ -37,6 +38,8 @@ enum os_area_ldr_format { HEADER_LDR_FORMAT_GZIP = 1, }; +#define OS_AREA_HEADER_MAGIC_NUM "cell_ext_os_area" + /** * struct os_area_header - os area header segment. * @magic_num: Always 'cell_ext_os_area'. @@ -114,13 +117,11 @@ struct os_area_params { u8 _reserved_5[8]; }; -enum { - OS_AREA_DB_MAGIC_NUM = 0x2d64622dU, -}; +#define OS_AREA_DB_MAGIC_NUM "-db-" /** * struct os_area_db - Shared flash memory database. - * @magic_num: Always '-db-' = 0x2d64622d. + * @magic_num: Always '-db-'. * @version: os_area_db format version number. * @index_64: byte offset of the database id index for 64 bit variables. * @count_64: number of usable 64 bit index entries @@ -135,7 +136,7 @@ enum { */ struct os_area_db { - u32 magic_num; + u8 magic_num[4]; u16 version; u16 _reserved_1; u16 index_64; @@ -265,12 +266,26 @@ static void __init os_area_get_property(struct device_node *node, prop->name); } +static void dump_field(char *s, const u8 *field, int size_of_field) +{ +#if defined(DEBUG) + int i; + + for (i = 0; i < size_of_field; i++) + s[i] = isprint(field[i]) ? field[i] : '.'; + s[i] = 0; +#endif +} + #define dump_header(_a) _dump_header(_a, __func__, __LINE__) static void _dump_header(const struct os_area_header *h, const char *func, int line) { + char str[sizeof(h->magic_num) + 1]; + + dump_field(str, h->magic_num, sizeof(h->magic_num)); pr_debug("%s:%d: h.magic_num: '%s'\n", func, line, - h->magic_num); + str); pr_debug("%s:%d: h.hdr_version: %u\n", func, line, h->hdr_version); pr_debug("%s:%d: h.db_area_offset: %u\n", func, line, @@ -311,7 +326,8 @@ static void _dump_params(const struct os_area_params *p, const char *func, static int verify_header(const struct os_area_header *header) { - if (memcmp(header->magic_num, "cell_ext_os_area", 16)) { + if (memcmp(header->magic_num, OS_AREA_HEADER_MAGIC_NUM, + sizeof(header->magic_num))) { pr_debug("%s:%d magic_num failed\n", __func__, __LINE__); return -1; } @@ -331,7 +347,8 @@ static int verify_header(const struct os_area_header *header) static int db_verify(const struct os_area_db *db) { - if (db->magic_num != OS_AREA_DB_MAGIC_NUM) { + if (memcmp(db->magic_num, OS_AREA_DB_MAGIC_NUM, + sizeof(db->magic_num))) { pr_debug("%s:%d magic_num failed\n", __func__, __LINE__); return -1; } @@ -484,8 +501,11 @@ static int db_get_rtc_diff(const struct os_area_db *db, int64_t *rtc_diff) static void _dump_db(const struct os_area_db *db, const char *func, int line) { + char str[sizeof(db->magic_num) + 1]; + + dump_field(str, db->magic_num, sizeof(db->magic_num)); pr_debug("%s:%d: db.magic_num: '%s'\n", func, line, - (const char*)&db->magic_num); + str); pr_debug("%s:%d: db.version: %u\n", func, line, db->version); pr_debug("%s:%d: db.index_64: %u\n", func, line, @@ -516,7 +536,7 @@ static void os_area_db_init(struct os_area_db *db) memset(db, 0, sizeof(struct os_area_db)); - db->magic_num = OS_AREA_DB_MAGIC_NUM; + memcpy(db->magic_num, OS_AREA_DB_MAGIC_NUM, sizeof(db->magic_num)); db->version = 1; db->index_64 = HEADER_SIZE; db->count_64 = VALUES_64_COUNT; diff --git a/arch/powerpc/platforms/pseries/hotplug-cpu.c b/arch/powerpc/platforms/pseries/hotplug-cpu.c index fc48b96c81bf..412e6b42986f 100644 --- a/arch/powerpc/platforms/pseries/hotplug-cpu.c +++ b/arch/powerpc/platforms/pseries/hotplug-cpu.c @@ -29,6 +29,7 @@ #include <asm/vdso_datapage.h> #include <asm/pSeries_reconfig.h> #include "xics.h" +#include "plpar_wrappers.h" /* This version can't take the spinlock, because it never returns */ static struct rtas_args rtas_stop_self_args = { @@ -58,6 +59,7 @@ static void pseries_mach_cpu_die(void) local_irq_disable(); idle_task_exit(); xics_teardown_cpu(0); + unregister_slb_shadow(hard_smp_processor_id(), __pa(get_slb_shadow())); rtas_stop_self(); /* Should never get here... */ BUG(); diff --git a/arch/sparc/kernel/ptrace.c b/arch/sparc/kernel/ptrace.c index fe562db475e9..7452269bba2a 100644 --- a/arch/sparc/kernel/ptrace.c +++ b/arch/sparc/kernel/ptrace.c @@ -5,7 +5,7 @@ * Based upon code written by Ross Biro, Linus Torvalds, Bob Manson, * and David Mosberger. * - * Added Linux support -miguel (weird, eh?, the orignal code was meant + * Added Linux support -miguel (weird, eh?, the original code was meant * to emulate SunOS). */ diff --git a/arch/sparc/kernel/time.c b/arch/sparc/kernel/time.c index 45cb7c5286d7..00b393c3a4a0 100644 --- a/arch/sparc/kernel/time.c +++ b/arch/sparc/kernel/time.c @@ -436,7 +436,14 @@ void __init time_init(void) static inline unsigned long do_gettimeoffset(void) { - return (*master_l10_counter >> 10) & 0x1fffff; + unsigned long val = *master_l10_counter; + unsigned long usec = (val >> 10) & 0x1fffff; + + /* Limit hit? */ + if (val & 0x80000000) + usec += 1000000 / HZ; + + return usec; } /* Ok, my cute asm atomicity trick doesn't work anymore. diff --git a/arch/sparc64/kernel/ktlb.S b/arch/sparc64/kernel/ktlb.S index 964527d2ffa0..cef8defcd7a9 100644 --- a/arch/sparc64/kernel/ktlb.S +++ b/arch/sparc64/kernel/ktlb.S @@ -1,6 +1,6 @@ /* arch/sparc64/kernel/ktlb.S: Kernel mapping TLB miss handling. * - * Copyright (C) 1995, 1997, 2005 David S. Miller <davem@davemloft.net> + * Copyright (C) 1995, 1997, 2005, 2008 David S. Miller <davem@davemloft.net> * Copyright (C) 1996 Eddie C. Dost (ecd@brainaid.de) * Copyright (C) 1996 Miguel de Icaza (miguel@nuclecu.unam.mx) * Copyright (C) 1996,98,99 Jakub Jelinek (jj@sunsite.mff.cuni.cz) @@ -226,6 +226,7 @@ kvmap_dtlb_load: ba,pt %xcc, sun4v_dtlb_load mov %g5, %g3 +#ifdef CONFIG_SPARSEMEM_VMEMMAP kvmap_vmemmap: sub %g4, %g5, %g5 srlx %g5, 22, %g5 @@ -234,6 +235,7 @@ kvmap_vmemmap: or %g1, %lo(vmemmap_table), %g1 ba,pt %xcc, kvmap_dtlb_load ldx [%g1 + %g5], %g5 +#endif kvmap_dtlb_nonlinear: /* Catch kernel NULL pointer derefs. */ @@ -242,12 +244,14 @@ kvmap_dtlb_nonlinear: bleu,pn %xcc, kvmap_dtlb_longpath nop +#ifdef CONFIG_SPARSEMEM_VMEMMAP /* Do not use the TSB for vmemmap. */ mov (VMEMMAP_BASE >> 24), %g5 sllx %g5, 24, %g5 cmp %g4,%g5 bgeu,pn %xcc, kvmap_vmemmap nop +#endif KERN_TSB_LOOKUP_TL1(%g4, %g6, %g5, %g1, %g2, %g3, kvmap_dtlb_load) diff --git a/arch/sparc64/kernel/pci.c b/arch/sparc64/kernel/pci.c index 63b3ebc0c3c2..a61c38fe75ea 100644 --- a/arch/sparc64/kernel/pci.c +++ b/arch/sparc64/kernel/pci.c @@ -1275,4 +1275,20 @@ int pci_dma_supported(struct pci_dev *pdev, u64 device_mask) return (device_mask & dma_addr_mask) == dma_addr_mask; } +void pci_resource_to_user(const struct pci_dev *pdev, int bar, + const struct resource *rp, resource_size_t *start, + resource_size_t *end) +{ + struct pci_pbm_info *pbm = pdev->dev.archdata.host_controller; + unsigned long offset; + + if (rp->flags & IORESOURCE_IO) + offset = pbm->io_space.start; + else + offset = pbm->mem_space.start; + + *start = rp->start - offset; + *end = rp->end - offset; +} + #endif /* !(CONFIG_PCI) */ diff --git a/arch/sparc64/kernel/pci_schizo.c b/arch/sparc64/kernel/pci_schizo.c index 9546ba9f5dee..e752e75cce83 100644 --- a/arch/sparc64/kernel/pci_schizo.c +++ b/arch/sparc64/kernel/pci_schizo.c @@ -850,7 +850,7 @@ static int pbm_routes_this_ino(struct pci_pbm_info *pbm, u32 ino) /* How the Tomatillo IRQs are routed around is pure guesswork here. * * All the Tomatillo devices I see in prtconf dumps seem to have only - * a single PCI bus unit attached to it. It would seem they are seperate + * a single PCI bus unit attached to it. It would seem they are separate * devices because their PortID (ie. JBUS ID) values are all different * and thus the registers are mapped to totally different locations. * diff --git a/arch/sparc64/kernel/sun4v_tlb_miss.S b/arch/sparc64/kernel/sun4v_tlb_miss.S index 9871dbb1ab42..fd9430562e0b 100644 --- a/arch/sparc64/kernel/sun4v_tlb_miss.S +++ b/arch/sparc64/kernel/sun4v_tlb_miss.S @@ -215,6 +215,7 @@ sun4v_itlb_error: 1: ba,pt %xcc, etrap 2: or %g7, %lo(2b), %g7 + mov %l4, %o1 call sun4v_itlb_error_report add %sp, PTREGS_OFF, %o0 @@ -241,6 +242,7 @@ sun4v_dtlb_error: 1: ba,pt %xcc, etrap 2: or %g7, %lo(2b), %g7 + mov %l4, %o1 call sun4v_dtlb_error_report add %sp, PTREGS_OFF, %o0 diff --git a/arch/sparc64/kernel/traps.c b/arch/sparc64/kernel/traps.c index 04998388259f..2b6abf633343 100644 --- a/arch/sparc64/kernel/traps.c +++ b/arch/sparc64/kernel/traps.c @@ -1950,6 +1950,8 @@ void sun4v_itlb_error_report(struct pt_regs *regs, int tl) printk(KERN_EMERG "SUN4V-ITLB: Error at TPC[%lx], tl %d\n", regs->tpc, tl); print_symbol(KERN_EMERG "SUN4V-ITLB: TPC<%s>\n", regs->tpc); + printk(KERN_EMERG "SUN4V-ITLB: O7[%lx]\n", regs->u_regs[UREG_I7]); + print_symbol(KERN_EMERG "SUN4V-ITLB: O7<%s>\n", regs->u_regs[UREG_I7]); printk(KERN_EMERG "SUN4V-ITLB: vaddr[%lx] ctx[%lx] " "pte[%lx] error[%lx]\n", sun4v_err_itlb_vaddr, sun4v_err_itlb_ctx, @@ -1971,6 +1973,8 @@ void sun4v_dtlb_error_report(struct pt_regs *regs, int tl) printk(KERN_EMERG "SUN4V-DTLB: Error at TPC[%lx], tl %d\n", regs->tpc, tl); print_symbol(KERN_EMERG "SUN4V-DTLB: TPC<%s>\n", regs->tpc); + printk(KERN_EMERG "SUN4V-DTLB: O7[%lx]\n", regs->u_regs[UREG_I7]); + print_symbol(KERN_EMERG "SUN4V-DTLB: O7<%s>\n", regs->u_regs[UREG_I7]); printk(KERN_EMERG "SUN4V-DTLB: vaddr[%lx] ctx[%lx] " "pte[%lx] error[%lx]\n", sun4v_err_dtlb_vaddr, sun4v_err_dtlb_ctx, diff --git a/arch/um/drivers/harddog_user.c b/arch/um/drivers/harddog_user.c index b56f8e0196a9..448ba59207a1 100644 --- a/arch/um/drivers/harddog_user.c +++ b/arch/um/drivers/harddog_user.c @@ -79,14 +79,14 @@ int start_watchdog(int *in_fd_ret, int *out_fd_ret, char *sock) n = read(in_fds[0], &c, sizeof(c)); if (n == 0) { printk("harddog_open - EOF on watchdog pipe\n"); - helper_wait(pid); + helper_wait(pid, 1, NULL); err = -EIO; goto out_close_out; } else if (n < 0) { printk("harddog_open - read of watchdog pipe failed, " "err = %d\n", errno); - helper_wait(pid); + helper_wait(pid, 1, NULL); err = n; goto out_close_out; } diff --git a/arch/x86/kernel/apm_32.c b/arch/x86/kernel/apm_32.c index 17089a041028..af045ca0f653 100644 --- a/arch/x86/kernel/apm_32.c +++ b/arch/x86/kernel/apm_32.c @@ -2256,14 +2256,12 @@ static int __init apm_init(void) apm_info.disabled = 1; return -ENODEV; } - if (PM_IS_ACTIVE()) { + if (pm_flags & PM_ACPI) { printk(KERN_NOTICE "apm: overridden by ACPI.\n"); apm_info.disabled = 1; return -ENODEV; } -#ifdef CONFIG_PM_LEGACY - pm_active = 1; -#endif + pm_flags |= PM_APM; /* * Set up a segment that references the real mode segment 0x40 @@ -2366,9 +2364,7 @@ static void __exit apm_exit(void) kthread_stop(kapmd_task); kapmd_task = NULL; } -#ifdef CONFIG_PM_LEGACY - pm_active = 0; -#endif + pm_flags &= ~PM_APM; } module_init(apm_init); diff --git a/arch/x86/kernel/head_32.S b/arch/x86/kernel/head_32.S index ac0637a6d71c..fbad51fce672 100644 --- a/arch/x86/kernel/head_32.S +++ b/arch/x86/kernel/head_32.S @@ -196,7 +196,7 @@ default_entry: /* Do an early initialization of the fixmap area */ movl $(swapper_pg_dir - __PAGE_OFFSET), %edx movl $(swapper_pg_pmd - __PAGE_OFFSET), %eax - addl $0x007, %eax /* 0x007 = PRESENT+RW+USER */ + addl $0x67, %eax /* 0x67 == _PAGE_TABLE */ movl %eax, 4092(%edx) xorl %ebx,%ebx /* This is the boot CPU (BSP) */ diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c index 4a86ffd67ec5..2f99ee206b95 100644 --- a/arch/x86/kernel/hpet.c +++ b/arch/x86/kernel/hpet.c @@ -657,7 +657,7 @@ irqreturn_t hpet_rtc_interrupt(int irq, void *dev_id) hpet_pie_count = 0; } - if (hpet_rtc_flags & RTC_PIE && + if (hpet_rtc_flags & RTC_AIE && (curr_time.tm_sec == hpet_alarm_time.tm_sec) && (curr_time.tm_min == hpet_alarm_time.tm_min) && (curr_time.tm_hour == hpet_alarm_time.tm_hour)) diff --git a/arch/x86/kernel/io_apic_32.c b/arch/x86/kernel/io_apic_32.c index c3a565bba106..a6b1490e00c4 100644 --- a/arch/x86/kernel/io_apic_32.c +++ b/arch/x86/kernel/io_apic_32.c @@ -2169,14 +2169,10 @@ static inline void __init check_timer(void) { int apic1, pin1, apic2, pin2; int vector; - unsigned int ver; unsigned long flags; local_irq_save(flags); - ver = apic_read(APIC_LVR); - ver = GET_APIC_VERSION(ver); - /* * get/set the timer IRQ vector: */ @@ -2189,15 +2185,11 @@ static inline void __init check_timer(void) * mode for the 8259A whenever interrupts are routed * through I/O APICs. Also IRQ0 has to be enabled in * the 8259A which implies the virtual wire has to be - * disabled in the local APIC. Finally timer interrupts - * need to be acknowledged manually in the 8259A for - * timer_interrupt() and for the i82489DX when using - * the NMI watchdog. + * disabled in the local APIC. */ apic_write_around(APIC_LVT0, APIC_LVT_MASKED | APIC_DM_EXTINT); init_8259A(1); - timer_ack = !cpu_has_tsc; - timer_ack |= (nmi_watchdog == NMI_IO_APIC && !APIC_INTEGRATED(ver)); + timer_ack = 1; if (timer_over_8254 > 0) enable_8259A_irq(0); diff --git a/arch/x86/kernel/mfgpt_32.c b/arch/x86/kernel/mfgpt_32.c index 0ab680f2d9db..3960ab7e1497 100644 --- a/arch/x86/kernel/mfgpt_32.c +++ b/arch/x86/kernel/mfgpt_32.c @@ -278,12 +278,12 @@ static int mfgpt_next_event(unsigned long delta, struct clock_event_device *evt) static irqreturn_t mfgpt_tick(int irq, void *dev_id) { + /* Turn off the clock (and clear the event) */ + mfgpt_disable_timer(mfgpt_event_clock); + if (mfgpt_tick_mode == CLOCK_EVT_MODE_SHUTDOWN) return IRQ_HANDLED; - /* Turn off the clock */ - mfgpt_disable_timer(mfgpt_event_clock); - /* Clear the counter */ geode_mfgpt_write(mfgpt_event_clock, MFGPT_REG_COUNTER, 0); @@ -319,10 +319,6 @@ static int __init mfgpt_timer_setup(void) } mfgpt_event_clock = timer; - /* Set the clock scale and enable the event mode for CMP2 */ - val = MFGPT_SCALE | (3 << 8); - - geode_mfgpt_write(mfgpt_event_clock, MFGPT_REG_SETUP, val); /* Set up the IRQ on the MFGPT side */ if (geode_mfgpt_setup_irq(mfgpt_event_clock, MFGPT_CMP2, irq)) { @@ -339,6 +335,11 @@ static int __init mfgpt_timer_setup(void) goto err; } + /* Set the clock scale and enable the event mode for CMP2 */ + val = MFGPT_SCALE | (3 << 8); + + geode_mfgpt_write(mfgpt_event_clock, MFGPT_REG_SETUP, val); + /* Set up the clock event */ mfgpt_clockevent.mult = div_sc(MFGPT_HZ, NSEC_PER_SEC, 32); mfgpt_clockevent.min_delta_ns = clockevent_delta2ns(0xF, diff --git a/arch/x86/kernel/nmi_32.c b/arch/x86/kernel/nmi_32.c index 80ca72e5ac29..852db2906921 100644 --- a/arch/x86/kernel/nmi_32.c +++ b/arch/x86/kernel/nmi_32.c @@ -25,7 +25,6 @@ #include <asm/smp.h> #include <asm/nmi.h> -#include <asm/timer.h> #include "mach_traps.h" @@ -84,7 +83,7 @@ static int __init check_nmi_watchdog(void) prev_nmi_count = kmalloc(NR_CPUS * sizeof(int), GFP_KERNEL); if (!prev_nmi_count) - goto error; + return -1; printk(KERN_INFO "Testing NMI watchdog ... "); @@ -119,7 +118,7 @@ static int __init check_nmi_watchdog(void) if (!atomic_read(&nmi_active)) { kfree(prev_nmi_count); atomic_set(&nmi_active, -1); - goto error; + return -1; } printk("OK.\n"); @@ -130,10 +129,6 @@ static int __init check_nmi_watchdog(void) kfree(prev_nmi_count); return 0; -error: - timer_ack = !cpu_has_tsc; - - return -1; } /* This needs to happen later in boot so counters are working */ late_initcall(check_nmi_watchdog); diff --git a/arch/x86/kernel/process_32.c b/arch/x86/kernel/process_32.c index 9663c2a74830..46d391d49de8 100644 --- a/arch/x86/kernel/process_32.c +++ b/arch/x86/kernel/process_32.c @@ -204,6 +204,10 @@ void cpu_idle(void) } } +static void do_nothing(void *unused) +{ +} + void cpu_idle_wait(void) { unsigned int cpu, this_cpu = get_cpu(); @@ -228,6 +232,13 @@ void cpu_idle_wait(void) cpu_clear(cpu, map); } cpus_and(map, map, cpu_online_map); + /* + * We waited 1 sec, if a CPU still did not call idle + * it may be because it is in idle and not waking up + * because it has nothing to do. + * Give all the remaining CPUS a kick. + */ + smp_call_function_mask(map, do_nothing, 0, 0); } while (!cpus_empty(map)); set_cpus_allowed(current, tmp); diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c index 6309b275cb9c..ab79e1dfa023 100644 --- a/arch/x86/kernel/process_64.c +++ b/arch/x86/kernel/process_64.c @@ -135,6 +135,10 @@ static void poll_idle (void) cpu_relax(); } +static void do_nothing(void *unused) +{ +} + void cpu_idle_wait(void) { unsigned int cpu, this_cpu = get_cpu(); @@ -160,6 +164,13 @@ void cpu_idle_wait(void) cpu_clear(cpu, map); } cpus_and(map, map, cpu_online_map); + /* + * We waited 1 sec, if a CPU still did not call idle + * it may be because it is in idle and not waking up + * because it has nothing to do. + * Give all the remaining CPUS a kick. + */ + smp_call_function_mask(map, do_nothing, 0, 0); } while (!cpus_empty(map)); set_cpus_allowed(current, tmp); diff --git a/arch/x86/kernel/smpboot_64.c b/arch/x86/kernel/smpboot_64.c index 594889521da1..aaf4e1291217 100644 --- a/arch/x86/kernel/smpboot_64.c +++ b/arch/x86/kernel/smpboot_64.c @@ -141,8 +141,8 @@ static void __cpuinit smp_store_cpu_info(int id) struct cpuinfo_x86 *c = &cpu_data(id); *c = boot_cpu_data; - identify_cpu(c); c->cpu_index = id; + identify_cpu(c); print_cpu_info(c); } @@ -526,7 +526,7 @@ struct create_idle { int cpu; }; -void do_fork_idle(struct work_struct *work) +static void __cpuinit do_fork_idle(struct work_struct *work) { struct create_idle *c_idle = container_of(work, struct create_idle, work); diff --git a/arch/x86/kernel/traps_32.c b/arch/x86/kernel/traps_32.c index c88bbffcaa03..02d1e1e58e81 100644 --- a/arch/x86/kernel/traps_32.c +++ b/arch/x86/kernel/traps_32.c @@ -541,6 +541,7 @@ fastcall void do_##name(struct pt_regs * regs, long error_code) \ info.si_errno = 0; \ info.si_code = sicode; \ info.si_addr = (void __user *)siaddr; \ + trace_hardirqs_fixup(); \ if (notify_die(DIE_TRAP, str, regs, error_code, trapnr, signr) \ == NOTIFY_STOP) \ return; \ diff --git a/arch/x86/kernel/traps_64.c b/arch/x86/kernel/traps_64.c index d11525ad81b4..cc68b92316cd 100644 --- a/arch/x86/kernel/traps_64.c +++ b/arch/x86/kernel/traps_64.c @@ -635,6 +635,7 @@ asmlinkage void do_##name(struct pt_regs * regs, long error_code) \ info.si_errno = 0; \ info.si_code = sicode; \ info.si_addr = (void __user *)siaddr; \ + trace_hardirqs_fixup(); \ if (notify_die(DIE_TRAP, str, regs, error_code, trapnr, signr) \ == NOTIFY_STOP) \ return; \ diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c index c7d19471261d..3c76d194fd2c 100644 --- a/arch/x86/mm/init_32.c +++ b/arch/x86/mm/init_32.c @@ -321,8 +321,13 @@ extern void set_highmem_pages_init(int); static void __init set_highmem_pages_init(int bad_ppro) { int pfn; - for (pfn = highstart_pfn; pfn < highend_pfn; pfn++) - add_one_highpage_init(pfn_to_page(pfn), pfn, bad_ppro); + for (pfn = highstart_pfn; pfn < highend_pfn; pfn++) { + /* + * Holes under sparsemem might not have no mem_map[]: + */ + if (pfn_valid(pfn)) + add_one_highpage_init(pfn_to_page(pfn), pfn, bad_ppro); + } totalram_pages += totalhigh_pages; } #endif /* CONFIG_FLATMEM */ diff --git a/arch/x86/oprofile/nmi_int.c b/arch/x86/oprofile/nmi_int.c index 2d0eeac7251f..944bbcdd2b8d 100644 --- a/arch/x86/oprofile/nmi_int.c +++ b/arch/x86/oprofile/nmi_int.c @@ -380,7 +380,7 @@ static int __init ppro_init(char ** cpu_type) if (cpu_model == 14) *cpu_type = "i386/core"; - else if (cpu_model == 15) + else if (cpu_model == 15 || cpu_model == 23) *cpu_type = "i386/core_2"; else if (cpu_model > 0xd) return 0; |
