| 32,14 → 32,16 |
|---|
| #include <arch/types.h> |
| #include <config.h> |
| |
| /** Set priority level low |
| /** Enable interrupts. |
| * |
| * Enable interrupts and return previous |
| * value of EE. |
| * |
| * @return Old interrupt priority level. |
| */ |
| static inline pri_t cpu_priority_low(void) { |
| pri_t v; |
| pri_t tmp; |
| static inline ipl_t interrupts_enable(void) { |
| ipl_t v; |
| ipl_t tmp; |
| |
| __asm__ volatile ( |
| "mfmsr %0\n" |
| 51,14 → 53,16 |
|---|
| return v; |
| } |
| |
| /** Set priority level high |
| /** Disable interrupts. |
| * |
| * Disable interrupts and return previous |
| * value of EE. |
| * |
| * @return Old interrupt priority level. |
| */ |
| static inline pri_t cpu_priority_high(void) { |
| pri_t v; |
| pri_t tmp; |
| static inline ipl_t interrupts_disable(void) { |
| ipl_t v; |
| ipl_t tmp; |
| |
| __asm__ volatile ( |
| "mfmsr %0\n" |
| 70,12 → 74,14 |
|---|
| return v; |
| } |
| |
| /** Restore priority level |
| /** Restore interrupt priority level. |
| * |
| * Restore EE. |
| * |
| * @param ipl Saved interrupt priority level. |
| */ |
| static inline void cpu_priority_restore(pri_t pri) { |
| pri_t tmp; |
| static inline void interrupts_restore(ipl_t ipl) { |
| ipl_t tmp; |
| |
| __asm__ volatile ( |
| "mfmsr %1\n" |
| 84,17 → 90,19 |
|---|
| "beq 0f\n" |
| "mtmsr %0\n" |
| "0:\n" |
| : "=r" (pri), "=r" (tmp) |
| : "0" (pri) |
| : "=r" (ipl), "=r" (tmp) |
| : "0" (ipl) |
| ); |
| } |
| |
| /** Return raw priority level |
| /** Return interrupt priority level. |
| * |
| * Return EE. |
| * |
| * @return Current interrupt priority level. |
| */ |
| static inline pri_t cpu_priority_read(void) { |
| pri_t v; |
| static inline ipl_t interrupts_read(void) { |
| ipl_t v; |
| __asm__ volatile ( |
| "mfmsr %0\n" |
| : "=r" (v) |