| /SPARTAN/trunk/arch/ppc/include/asm.h |
|---|
| 78,7 → 78,10 |
| __asm__ volatile ( |
| "mfmsr %%r31\n" |
| "rlwimi %0, %%r31, 0, 17, 15\n" |
| "cmpw 0, %0, %%r31\n" |
| "beq 0f\n" |
| "mtmsr %0\n" |
| "0:\n" |
| : "=r" (pri) |
| : "0" (pri) |
| : "%r31" |
| 85,6 → 88,19 |
| ); |
| } |
| /** Return raw priority level |
| * |
| * Return EE. |
| */ |
| static inline pri_t cpu_priority_read(void) { |
| pri_t v; |
| __asm__ volatile ( |
| "mfmsr %0\n" |
| : "=r" (v) |
| ); |
| return v; |
| } |
| /* TODO: implement the real stuff */ |
| static inline __address get_stack_base(void) |
| { |