diff options
Diffstat (limited to 'include/asm-sparc64')
33 files changed, 31 insertions, 127 deletions
diff --git a/include/asm-sparc64/atomic.h b/include/asm-sparc64/atomic.h index 468eb48d8142..2f0bec26a695 100644 --- a/include/asm-sparc64/atomic.h +++ b/include/asm-sparc64/atomic.h @@ -8,7 +8,6 @@ #ifndef __ARCH_SPARC64_ATOMIC__ #define __ARCH_SPARC64_ATOMIC__ -#include <linux/config.h> #include <linux/types.h> typedef struct { volatile int counter; } atomic_t; diff --git a/include/asm-sparc64/bitops.h b/include/asm-sparc64/bitops.h index 71944b0f09de..3d5e1af84723 100644 --- a/include/asm-sparc64/bitops.h +++ b/include/asm-sparc64/bitops.h @@ -7,7 +7,6 @@ #ifndef _SPARC64_BITOPS_H #define _SPARC64_BITOPS_H -#include <linux/config.h> #include <linux/compiler.h> #include <asm/byteorder.h> diff --git a/include/asm-sparc64/bugs.h b/include/asm-sparc64/bugs.h index 360dd04ed8e4..120422fdb02f 100644 --- a/include/asm-sparc64/bugs.h +++ b/include/asm-sparc64/bugs.h @@ -4,7 +4,6 @@ * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu) */ -#include <linux/config.h> extern unsigned long loops_per_jiffy; diff --git a/include/asm-sparc64/cacheflush.h b/include/asm-sparc64/cacheflush.h index b3f61659ba81..745d1ab60371 100644 --- a/include/asm-sparc64/cacheflush.h +++ b/include/asm-sparc64/cacheflush.h @@ -1,7 +1,6 @@ #ifndef _SPARC64_CACHEFLUSH_H #define _SPARC64_CACHEFLUSH_H -#include <linux/config.h> #include <asm/page.h> #ifndef __ASSEMBLY__ diff --git a/include/asm-sparc64/cpudata.h b/include/asm-sparc64/cpudata.h index 9d6a6dbaf126..f2cc9411b4c7 100644 --- a/include/asm-sparc64/cpudata.h +++ b/include/asm-sparc64/cpudata.h @@ -74,8 +74,10 @@ struct trap_per_cpu { unsigned long tsb_huge; unsigned long tsb_huge_temp; -/* Dcache line 8: Unused, needed to keep trap_block a power-of-2 in size. */ - unsigned long __pad2[4]; +/* Dcache line 8: IRQ work list, and keep trap_block a power-of-2 in size. */ + unsigned int irq_worklist; + unsigned int __pad1; + unsigned long __pad2[3]; } __attribute__((aligned(64))); extern struct trap_per_cpu trap_block[NR_CPUS]; extern void init_cur_cpu_trap(struct thread_info *); @@ -119,6 +121,7 @@ extern struct sun4v_2insn_patch_entry __sun4v_2insn_patch, #define TRAP_PER_CPU_CPU_LIST_PA 0xc8 #define TRAP_PER_CPU_TSB_HUGE 0xd0 #define TRAP_PER_CPU_TSB_HUGE_TEMP 0xd8 +#define TRAP_PER_CPU_IRQ_WORKLIST 0xe0 #define TRAP_BLOCK_SZ_SHIFT 8 @@ -171,11 +174,8 @@ extern struct sun4v_2insn_patch_entry __sun4v_2insn_patch, /* Clobbers TMP, loads local processor's IRQ work area into DEST. */ #define TRAP_LOAD_IRQ_WORK(DEST, TMP) \ - __GET_CPUID(TMP) \ - sethi %hi(__irq_work), DEST; \ - sllx TMP, 6, TMP; \ - or DEST, %lo(__irq_work), DEST; \ - add DEST, TMP, DEST; + TRAP_LOAD_TRAP_BLOCK(DEST, TMP) \ + add DEST, TRAP_PER_CPU_IRQ_WORKLIST, DEST; /* Clobbers TMP, loads DEST with current thread info pointer. */ #define TRAP_LOAD_THREAD_REG(DEST, TMP) \ @@ -211,9 +211,10 @@ extern struct sun4v_2insn_patch_entry __sun4v_2insn_patch, TRAP_LOAD_TRAP_BLOCK(DEST, TMP) \ ldx [DEST + TRAP_PER_CPU_PGD_PADDR], DEST; +/* Clobbers TMP, loads local processor's IRQ work area into DEST. */ #define TRAP_LOAD_IRQ_WORK(DEST, TMP) \ - sethi %hi(__irq_work), DEST; \ - or DEST, %lo(__irq_work), DEST; + TRAP_LOAD_TRAP_BLOCK(DEST, TMP) \ + add DEST, TRAP_PER_CPU_IRQ_WORKLIST, DEST; #define TRAP_LOAD_THREAD_REG(DEST, TMP) \ TRAP_LOAD_TRAP_BLOCK(DEST, TMP) \ diff --git a/include/asm-sparc64/delay.h b/include/asm-sparc64/delay.h index 2901ea0c342d..a4aae6f80627 100644 --- a/include/asm-sparc64/delay.h +++ b/include/asm-sparc64/delay.h @@ -11,7 +11,6 @@ #ifndef __SPARC64_DELAY_H #define __SPARC64_DELAY_H -#include <linux/config.h> #include <linux/param.h> #include <asm/cpudata.h> diff --git a/include/asm-sparc64/dma-mapping.h b/include/asm-sparc64/dma-mapping.h index a8d39f23d43b..3c2b5bc8650b 100644 --- a/include/asm-sparc64/dma-mapping.h +++ b/include/asm-sparc64/dma-mapping.h @@ -1,7 +1,6 @@ #ifndef _ASM_SPARC64_DMA_MAPPING_H #define _ASM_SPARC64_DMA_MAPPING_H -#include <linux/config.h> #ifdef CONFIG_PCI diff --git a/include/asm-sparc64/dma.h b/include/asm-sparc64/dma.h index 1aab3c8dce2b..27f65972b3bb 100644 --- a/include/asm-sparc64/dma.h +++ b/include/asm-sparc64/dma.h @@ -7,7 +7,6 @@ #ifndef _ASM_SPARC64_DMA_H #define _ASM_SPARC64_DMA_H -#include <linux/config.h> #include <linux/kernel.h> #include <linux/types.h> #include <linux/spinlock.h> diff --git a/include/asm-sparc64/floppy.h b/include/asm-sparc64/floppy.h index 6a95d5d0c576..07ccd6f04b52 100644 --- a/include/asm-sparc64/floppy.h +++ b/include/asm-sparc64/floppy.h @@ -10,7 +10,6 @@ #ifndef __ASM_SPARC64_FLOPPY_H #define __ASM_SPARC64_FLOPPY_H -#include <linux/config.h> #include <linux/init.h> #include <asm/page.h> diff --git a/include/asm-sparc64/hardirq.h b/include/asm-sparc64/hardirq.h index f0cf71376ec5..7c29fd1a87aa 100644 --- a/include/asm-sparc64/hardirq.h +++ b/include/asm-sparc64/hardirq.h @@ -12,6 +12,8 @@ #define local_softirq_pending() \ (local_cpu_data().__softirq_pending) +void ack_bad_irq(unsigned int irq); + #define HARDIRQ_BITS 8 #endif /* !(__SPARC64_HARDIRQ_H) */ diff --git a/include/asm-sparc64/hw_irq.h b/include/asm-sparc64/hw_irq.h index 153cae2ddaee..599b3b073450 100644 --- a/include/asm-sparc64/hw_irq.h +++ b/include/asm-sparc64/hw_irq.h @@ -1,6 +1,6 @@ #ifndef __ASM_SPARC64_HW_IRQ_H #define __ASM_SPARC64_HW_IRQ_H -/* Dummy include. */ +extern void hw_resend_irq(struct hw_interrupt_type *handler, unsigned int virt_irq); #endif diff --git a/include/asm-sparc64/ide.h b/include/asm-sparc64/ide.h index c393f815b0be..55149cf933c2 100644 --- a/include/asm-sparc64/ide.h +++ b/include/asm-sparc64/ide.h @@ -10,7 +10,6 @@ #ifdef __KERNEL__ -#include <linux/config.h> #include <asm/pgalloc.h> #include <asm/io.h> #include <asm/spitfire.h> diff --git a/include/asm-sparc64/irq.h b/include/asm-sparc64/irq.h index de33d6e1afb5..905e59b4a737 100644 --- a/include/asm-sparc64/irq.h +++ b/include/asm-sparc64/irq.h @@ -8,7 +8,6 @@ #ifndef _SPARC64_IRQ_H #define _SPARC64_IRQ_H -#include <linux/config.h> #include <linux/linkage.h> #include <linux/kernel.h> #include <linux/errno.h> @@ -16,58 +15,6 @@ #include <asm/pil.h> #include <asm/ptrace.h> -struct ino_bucket; - -#define MAX_IRQ_DESC_ACTION 4 - -struct irq_desc { - void (*pre_handler)(struct ino_bucket *, void *, void *); - void *pre_handler_arg1; - void *pre_handler_arg2; - u32 action_active_mask; - struct irqaction action[MAX_IRQ_DESC_ACTION]; -}; - -/* You should not mess with this directly. That's the job of irq.c. - * - * If you make changes here, please update hand coded assembler of - * the vectored interrupt trap handler in entry.S -DaveM - * - * This is currently one DCACHE line, two buckets per L2 cache - * line. Keep this in mind please. - */ -struct ino_bucket { - /* Next handler in per-CPU PIL worklist. We know that - * bucket pointers have the high 32-bits clear, so to - * save space we only store the bits we need. - */ -/*0x00*/unsigned int irq_chain; - - /* PIL to schedule this IVEC at. */ -/*0x04*/unsigned char pil; - - /* If an IVEC arrives while irq_info is NULL, we - * set this to notify request_irq() about the event. - */ -/*0x05*/unsigned char pending; - - /* Miscellaneous flags. */ -/*0x06*/unsigned char flags; - - /* Currently unused. */ -/*0x07*/unsigned char __pad; - - /* Reference to IRQ descriptor for this bucket. */ -/*0x08*/struct irq_desc *irq_info; - - /* Sun5 Interrupt Clear Register. */ -/*0x10*/unsigned long iclr; - - /* Sun5 Interrupt Mapping Register. */ -/*0x18*/unsigned long imap; - -}; - /* IMAP/ICLR register defines */ #define IMAP_VALID 0x80000000 /* IRQ Enabled */ #define IMAP_TID_UPA 0x7c000000 /* UPA TargetID */ @@ -85,36 +32,20 @@ struct ino_bucket { #define ICLR_TRANSMIT 0x00000001 /* Transmit state */ #define ICLR_PENDING 0x00000003 /* Pending state */ -/* Only 8-bits are available, be careful. -DaveM */ -#define IBF_PCI 0x02 /* PSYCHO/SABRE/SCHIZO PCI interrupt. */ -#define IBF_ACTIVE 0x04 /* Interrupt is active and has a handler.*/ -#define IBF_INPROGRESS 0x10 /* IRQ is being serviced. */ - -#define NUM_IVECS (IMAP_INR + 1) -extern struct ino_bucket ivector_table[NUM_IVECS]; - -#define __irq_ino(irq) \ - (((struct ino_bucket *)(unsigned long)(irq)) - &ivector_table[0]) -#define __irq_pil(irq) ((struct ino_bucket *)(unsigned long)(irq))->pil -#define __bucket(irq) ((struct ino_bucket *)(unsigned long)(irq)) -#define __irq(bucket) ((unsigned int)(unsigned long)(bucket)) - -static __inline__ char *__irq_itoa(unsigned int irq) -{ - static char buff[16]; - - sprintf(buff, "%d,%x", __irq_pil(irq), (unsigned int)__irq_ino(irq)); - return buff; -} - -#define NR_IRQS 16 +/* The largest number of unique interrupt sources we support. + * If this needs to ever be larger than 255, you need to change + * the type of ino_bucket->virt_irq as appropriate. + * + * ino_bucket->virt_irq allocation is made during {sun4v_,}build_irq(). + */ +#define NR_IRQS 255 +extern void irq_install_pre_handler(int virt_irq, + void (*func)(unsigned int, void *, void *), + void *arg1, void *arg2); #define irq_canonicalize(irq) (irq) -extern void disable_irq(unsigned int); -#define disable_irq_nosync disable_irq -extern void enable_irq(unsigned int); -extern unsigned int build_irq(int pil, int inofixup, unsigned long iclr, unsigned long imap); -extern unsigned int sun4v_build_irq(u32 devhandle, unsigned int devino, int pil, unsigned char flags); +extern unsigned int build_irq(int inofixup, unsigned long iclr, unsigned long imap); +extern unsigned int sun4v_build_irq(u32 devhandle, unsigned int devino); extern unsigned int sbus_build_irq(void *sbus, unsigned int ino); static __inline__ void set_softint(unsigned long bits) @@ -140,8 +71,4 @@ static __inline__ unsigned long get_softint(void) return retval; } -struct irqaction; -struct pt_regs; -int handle_IRQ_event(unsigned int, struct pt_regs *, struct irqaction *); - #endif diff --git a/include/asm-sparc64/kprobes.h b/include/asm-sparc64/kprobes.h index e4efe652b54b..e9bb26f770ed 100644 --- a/include/asm-sparc64/kprobes.h +++ b/include/asm-sparc64/kprobes.h @@ -1,7 +1,6 @@ #ifndef _SPARC64_KPROBES_H #define _SPARC64_KPROBES_H -#include <linux/config.h> #include <linux/types.h> #include <linux/percpu.h> diff --git a/include/asm-sparc64/mc146818rtc.h b/include/asm-sparc64/mc146818rtc.h index 75bd572b35fe..e9c0fcc25c6f 100644 --- a/include/asm-sparc64/mc146818rtc.h +++ b/include/asm-sparc64/mc146818rtc.h @@ -4,7 +4,6 @@ #ifndef __ASM_SPARC64_MC146818RTC_H #define __ASM_SPARC64_MC146818RTC_H -#include <linux/config.h> #include <asm/io.h> #ifndef RTC_PORT diff --git a/include/asm-sparc64/mmu.h b/include/asm-sparc64/mmu.h index 2d4f2ea9568a..70af4b6ce136 100644 --- a/include/asm-sparc64/mmu.h +++ b/include/asm-sparc64/mmu.h @@ -1,7 +1,6 @@ #ifndef __MMU_H #define __MMU_H -#include <linux/config.h> #include <asm/page.h> #include <asm/const.h> #include <asm/hypervisor.h> diff --git a/include/asm-sparc64/oplib.h b/include/asm-sparc64/oplib.h index c754676e13ef..dea3e73f0955 100644 --- a/include/asm-sparc64/oplib.h +++ b/include/asm-sparc64/oplib.h @@ -9,7 +9,6 @@ #ifndef __SPARC64_OPLIB_H #define __SPARC64_OPLIB_H -#include <linux/config.h> #include <asm/openprom.h> /* OBP version string. */ diff --git a/include/asm-sparc64/page.h b/include/asm-sparc64/page.h index aabb21906724..fdf0ceb76028 100644 --- a/include/asm-sparc64/page.h +++ b/include/asm-sparc64/page.h @@ -3,7 +3,6 @@ #ifndef _SPARC64_PAGE_H #define _SPARC64_PAGE_H -#include <linux/config.h> #include <asm/const.h> #if defined(CONFIG_SPARC64_PAGE_SIZE_8KB) diff --git a/include/asm-sparc64/param.h b/include/asm-sparc64/param.h index a1cd4974630b..f0125cf5a9df 100644 --- a/include/asm-sparc64/param.h +++ b/include/asm-sparc64/param.h @@ -1,7 +1,6 @@ #ifndef _ASMSPARC64_PARAM_H #define _ASMSPARC64_PARAM_H -#include <linux/config.h> #ifdef __KERNEL__ # define HZ CONFIG_HZ /* Internal kernel timer frequency */ diff --git a/include/asm-sparc64/pgalloc.h b/include/asm-sparc64/pgalloc.h index 12e4a273bd43..010f9cd0a672 100644 --- a/include/asm-sparc64/pgalloc.h +++ b/include/asm-sparc64/pgalloc.h @@ -2,7 +2,6 @@ #ifndef _SPARC64_PGALLOC_H #define _SPARC64_PGALLOC_H -#include <linux/config.h> #include <linux/kernel.h> #include <linux/sched.h> #include <linux/mm.h> diff --git a/include/asm-sparc64/pgtable.h b/include/asm-sparc64/pgtable.h index cd464f469a2c..4e218814bb3c 100644 --- a/include/asm-sparc64/pgtable.h +++ b/include/asm-sparc64/pgtable.h @@ -14,7 +14,6 @@ #include <asm-generic/pgtable-nopud.h> -#include <linux/config.h> #include <linux/compiler.h> #include <asm/types.h> #include <asm/spitfire.h> diff --git a/include/asm-sparc64/pil.h b/include/asm-sparc64/pil.h index 79f827eb3f5d..72927749aebf 100644 --- a/include/asm-sparc64/pil.h +++ b/include/asm-sparc64/pil.h @@ -5,9 +5,9 @@ /* To avoid some locking problems, we hard allocate certain PILs * for SMP cross call messages that must do a etrap/rtrap. * - * A cli() does not block the cross call delivery, so when SMP - * locking is an issue we reschedule the event into a PIL interrupt - * which is blocked by cli(). + * A local_irq_disable() does not block the cross call delivery, so + * when SMP locking is an issue we reschedule the event into a PIL + * interrupt which is blocked by local_irq_disable(). * * In fact any XCALL which has to etrap/rtrap has a problem because * it is difficult to prevent rtrap from running BH's, and that would @@ -17,6 +17,7 @@ #define PIL_SMP_RECEIVE_SIGNAL 2 #define PIL_SMP_CAPTURE 3 #define PIL_SMP_CTX_NEW_VERSION 4 +#define PIL_DEVICE_IRQ 5 #ifndef __ASSEMBLY__ #define PIL_RESERVED(PIL) ((PIL) == PIL_SMP_CALL_FUNC || \ diff --git a/include/asm-sparc64/processor.h b/include/asm-sparc64/processor.h index c6896b88283e..66dd2fa0e319 100644 --- a/include/asm-sparc64/processor.h +++ b/include/asm-sparc64/processor.h @@ -13,7 +13,6 @@ */ #define current_text_addr() ({ void *pc; __asm__("rd %%pc, %0" : "=r" (pc)); pc; }) -#include <linux/config.h> #include <asm/asi.h> #include <asm/a.out.h> #include <asm/pstate.h> diff --git a/include/asm-sparc64/siginfo.h b/include/asm-sparc64/siginfo.h index df17e47abc1c..c96e6c30f8b0 100644 --- a/include/asm-sparc64/siginfo.h +++ b/include/asm-sparc64/siginfo.h @@ -11,7 +11,6 @@ #ifdef __KERNEL__ -#include <linux/config.h> #include <linux/compat.h> #ifdef CONFIG_COMPAT diff --git a/include/asm-sparc64/signal.h b/include/asm-sparc64/signal.h index e3059bb4a465..fdc42a14d4e6 100644 --- a/include/asm-sparc64/signal.h +++ b/include/asm-sparc64/signal.h @@ -6,7 +6,6 @@ #ifdef __KERNEL__ #ifndef __ASSEMBLY__ -#include <linux/config.h> #include <linux/personality.h> #include <linux/types.h> #include <linux/compat.h> diff --git a/include/asm-sparc64/smp.h b/include/asm-sparc64/smp.h index 89d86ecaab24..388249b751c3 100644 --- a/include/asm-sparc64/smp.h +++ b/include/asm-sparc64/smp.h @@ -6,7 +6,6 @@ #ifndef _SPARC64_SMP_H #define _SPARC64_SMP_H -#include <linux/config.h> #include <linux/threads.h> #include <asm/asi.h> #include <asm/starfire.h> diff --git a/include/asm-sparc64/spinlock.h b/include/asm-sparc64/spinlock.h index 508c416e9d6a..bd5ffc76bc7e 100644 --- a/include/asm-sparc64/spinlock.h +++ b/include/asm-sparc64/spinlock.h @@ -6,7 +6,6 @@ #ifndef __SPARC64_SPINLOCK_H #define __SPARC64_SPINLOCK_H -#include <linux/config.h> #include <linux/threads.h> /* For NR_CPUS */ #ifndef __ASSEMBLY__ diff --git a/include/asm-sparc64/system.h b/include/asm-sparc64/system.h index a18ec87a52c1..4ca68600c670 100644 --- a/include/asm-sparc64/system.h +++ b/include/asm-sparc64/system.h @@ -2,7 +2,6 @@ #ifndef __SPARC64_SYSTEM_H #define __SPARC64_SYSTEM_H -#include <linux/config.h> #include <asm/ptrace.h> #include <asm/processor.h> #include <asm/visasm.h> diff --git a/include/asm-sparc64/timer.h b/include/asm-sparc64/timer.h index edc8e08c3a39..d435594df786 100644 --- a/include/asm-sparc64/timer.h +++ b/include/asm-sparc64/timer.h @@ -9,7 +9,6 @@ #include <linux/types.h> -#include <linux/config.h> struct sparc64_tick_ops { void (*init_tick)(unsigned long); diff --git a/include/asm-sparc64/tlb.h b/include/asm-sparc64/tlb.h index 61c01882b562..7af1e1109c49 100644 --- a/include/asm-sparc64/tlb.h +++ b/include/asm-sparc64/tlb.h @@ -1,7 +1,6 @@ #ifndef _SPARC64_TLB_H #define _SPARC64_TLB_H -#include <linux/config.h> #include <linux/swap.h> #include <asm/pgalloc.h> #include <asm/tlbflush.h> diff --git a/include/asm-sparc64/tlbflush.h b/include/asm-sparc64/tlbflush.h index e3a7c453b500..3487328570ed 100644 --- a/include/asm-sparc64/tlbflush.h +++ b/include/asm-sparc64/tlbflush.h @@ -1,7 +1,6 @@ #ifndef _SPARC64_TLBFLUSH_H #define _SPARC64_TLBFLUSH_H -#include <linux/config.h> #include <linux/mm.h> #include <asm/mmu_context.h> diff --git a/include/asm-sparc64/ttable.h b/include/asm-sparc64/ttable.h index 2d5e3c464df5..f2352606a79f 100644 --- a/include/asm-sparc64/ttable.h +++ b/include/asm-sparc64/ttable.h @@ -2,7 +2,6 @@ #ifndef _SPARC64_TTABLE_H #define _SPARC64_TTABLE_H -#include <linux/config.h> #include <asm/utrap.h> #ifdef __ASSEMBLY__ diff --git a/include/asm-sparc64/unistd.h b/include/asm-sparc64/unistd.h index 998ef4ab0e06..badc73fdcb97 100644 --- a/include/asm-sparc64/unistd.h +++ b/include/asm-sparc64/unistd.h @@ -321,6 +321,7 @@ #define __NR_set_robust_list 300 #define __NR_get_robust_list 301 +#ifdef __KERNEL__ /* WARNING: You MAY NOT add syscall numbers larger than 301, since * all of the syscall tables in the Sparc kernel are * sized to have 301 entries (starting at zero). Therefore @@ -487,7 +488,6 @@ asmlinkage long sys_rt_sigaction(int sig, #endif /* __KERNEL_SYSCALLS__ */ -#ifdef __KERNEL__ /* sysconf options, for SunOS compatibility */ #define _SC_ARG_MAX 1 #define _SC_CHILD_MAX 2 @@ -521,7 +521,6 @@ asmlinkage long sys_rt_sigaction(int sig, #define __ARCH_WANT_SYS_SIGPROCMASK #define __ARCH_WANT_SYS_RT_SIGSUSPEND #define __ARCH_WANT_COMPAT_SYS_RT_SIGSUSPEND -#endif /* * "Conditional" syscalls @@ -531,4 +530,5 @@ asmlinkage long sys_rt_sigaction(int sig, */ #define cond_syscall(x) asm(".weak\t" #x "\n\t.set\t" #x ",sys_ni_syscall") +#endif /* __KERNEL__ */ #endif /* _SPARC64_UNISTD_H */ |
