diff options
author | Mike Travis <travis@sgi.com> | 2008-12-31 17:34:16 -0800 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-01-03 18:53:31 +0100 |
commit | 7eb19553369c46cc1fa64caf120cbcab1b597f7c (patch) | |
tree | ef1a3beae706b9497c845d0a2557ceb4d2754998 /arch/sh/kernel/sh_bios.c | |
parent | 6092848a2a23b660150a38bc06f59d75838d70c8 (diff) | |
parent | 8c384cdee3e04d6194a2c2b192b624754f990835 (diff) | |
download | blackbird-op-linux-7eb19553369c46cc1fa64caf120cbcab1b597f7c.tar.gz blackbird-op-linux-7eb19553369c46cc1fa64caf120cbcab1b597f7c.zip |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-cpumask into merge-rr-cpumask
Conflicts:
arch/x86/kernel/io_apic.c
kernel/rcuclassic.c
kernel/sched.c
kernel/time/tick-sched.c
Signed-off-by: Mike Travis <travis@sgi.com>
[ mingo@elte.hu: backmerged typo fix for io_apic.c ]
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/sh/kernel/sh_bios.c')
-rw-r--r-- | arch/sh/kernel/sh_bios.c | 65 |
1 files changed, 23 insertions, 42 deletions
diff --git a/arch/sh/kernel/sh_bios.c b/arch/sh/kernel/sh_bios.c index d1bcac4fa269..c852f7805728 100644 --- a/arch/sh/kernel/sh_bios.c +++ b/arch/sh/kernel/sh_bios.c @@ -8,69 +8,50 @@ #include <linux/module.h> #include <asm/sh_bios.h> -#define BIOS_CALL_CONSOLE_WRITE 0 -#define BIOS_CALL_READ_BLOCK 1 +#define BIOS_CALL_CONSOLE_WRITE 0 #define BIOS_CALL_ETH_NODE_ADDR 10 #define BIOS_CALL_SHUTDOWN 11 -#define BIOS_CALL_CHAR_OUT 0x1f /* TODO: hack */ -#define BIOS_CALL_GDB_GET_MODE_PTR 0xfe -#define BIOS_CALL_GDB_DETACH 0xff +#define BIOS_CALL_CHAR_OUT 0x1f /* TODO: hack */ +#define BIOS_CALL_GDB_DETACH 0xff -static __inline__ long sh_bios_call(long func, long arg0, long arg1, long arg2, long arg3) +static inline long sh_bios_call(long func, long arg0, long arg1, long arg2, + long arg3) { - register long r0 __asm__("r0") = func; - register long r4 __asm__("r4") = arg0; - register long r5 __asm__("r5") = arg1; - register long r6 __asm__("r6") = arg2; - register long r7 __asm__("r7") = arg3; - __asm__ __volatile__("trapa #0x3f" - : "=z" (r0) - : "0" (r0), "r" (r4), "r" (r5), "r" (r6), "r" (r7) - : "memory"); - return r0; + register long r0 __asm__("r0") = func; + register long r4 __asm__("r4") = arg0; + register long r5 __asm__("r5") = arg1; + register long r6 __asm__("r6") = arg2; + register long r7 __asm__("r7") = arg3; + + __asm__ __volatile__("trapa #0x3f":"=z"(r0) + :"0"(r0), "r"(r4), "r"(r5), "r"(r6), "r"(r7) + :"memory"); + return r0; } - void sh_bios_console_write(const char *buf, unsigned int len) { - sh_bios_call(BIOS_CALL_CONSOLE_WRITE, (long)buf, (long)len, 0, 0); + sh_bios_call(BIOS_CALL_CONSOLE_WRITE, (long)buf, (long)len, 0, 0); } - void sh_bios_char_out(char ch) { - sh_bios_call(BIOS_CALL_CHAR_OUT, ch, 0, 0, 0); -} - - -int sh_bios_in_gdb_mode(void) -{ - static char queried = 0; - static char *gdb_mode_p = 0; - - if (!queried) - { - /* Query the gdb stub for address of its gdb mode variable */ - long r = sh_bios_call(BIOS_CALL_GDB_GET_MODE_PTR, 0, 0, 0, 0); - if (r != ~0) /* BIOS returns -1 for unknown function */ - gdb_mode_p = (char *)r; - queried = 1; - } - return (gdb_mode_p != 0 ? *gdb_mode_p : 0); + sh_bios_call(BIOS_CALL_CHAR_OUT, ch, 0, 0, 0); } void sh_bios_gdb_detach(void) { - sh_bios_call(BIOS_CALL_GDB_DETACH, 0, 0, 0, 0); + sh_bios_call(BIOS_CALL_GDB_DETACH, 0, 0, 0, 0); } -EXPORT_SYMBOL(sh_bios_gdb_detach); +EXPORT_SYMBOL_GPL(sh_bios_gdb_detach); -void sh_bios_get_node_addr (unsigned char *node_addr) +void sh_bios_get_node_addr(unsigned char *node_addr) { - sh_bios_call(BIOS_CALL_ETH_NODE_ADDR, 0, (long)node_addr, 0, 0); + sh_bios_call(BIOS_CALL_ETH_NODE_ADDR, 0, (long)node_addr, 0, 0); } +EXPORT_SYMBOL_GPL(sh_bios_get_node_addr); void sh_bios_shutdown(unsigned int how) { - sh_bios_call(BIOS_CALL_SHUTDOWN, how, 0, 0, 0); + sh_bios_call(BIOS_CALL_SHUTDOWN, how, 0, 0, 0); } |