diff options
| author | Kanoj Sarcar <kanoj@engr.sgi.com> | 2000-03-26 03:56:59 +0000 |
|---|---|---|
| committer | Kanoj Sarcar <kanoj@engr.sgi.com> | 2000-03-26 03:56:59 +0000 |
| commit | 048fea6c1fbbae09d78dd5d81f27437f01edc33e (patch) | |
| tree | eeb369fb7f53ac2e3a87f40f6cd6c785e5ca52a4 /include | |
| parent | 4db680f4b269b4a15dccba83a547627b77597b40 (diff) | |
ip27-irq.c, system.h: implement SMP intr on/off primitives similar to i386.
process.c, smp.c: minor initialization code.
SMP compiles still hang at the scsi probing stage, no improvements.
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-mips64/system.h | 25 |
1 files changed, 19 insertions, 6 deletions
diff --git a/include/asm-mips64/system.h b/include/asm-mips64/system.h index 2d8559aee..e70c6141b 100644 --- a/include/asm-mips64/system.h +++ b/include/asm-mips64/system.h @@ -1,4 +1,4 @@ -/* $Id: system.h,v 1.4 1999/12/04 03:59:12 ralf Exp $ +/* $Id: system.h,v 1.5 2000/01/27 07:48:08 kanoj Exp $ * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive @@ -105,14 +105,27 @@ __restore_flags(int flags) : "$8", "$9", "memory"); } -/* - * Non-SMP versions ... - */ -#define sti() __sti() +#ifdef __SMP__ + +extern void __global_cli(void); +extern void __global_sti(void); +extern unsigned long __global_save_flags(void); +extern void __global_restore_flags(unsigned long); +#define cli() __global_cli() +#define sti() __global_sti() +#define save_flags(x) ((x)=__global_save_flags()) +#define restore_flags(x) __global_restore_flags(x) +#define save_and_cli(x) do { save_flags(flags); cli(); } while(0) + +#else + #define cli() __cli() +#define sti() __sti() #define save_flags(x) __save_flags(x) -#define save_and_cli(x) __save_and_cli(x) #define restore_flags(x) __restore_flags(x) +#define save_and_cli(x) __save_and_cli(x) + +#endif /* __SMP__ */ /* For spinlocks etc */ #define local_irq_save(x) __save_and_cli(x); |