| /* |
| * IRQ flags handling |
| */ |
| #ifndef _ASM_IRQFLAGS_H |
| #define _ASM_IRQFLAGS_H |
| |
| #ifndef __ASSEMBLY__ |
| /* |
| * Get definitions for raw_local_save_flags(x), etc. |
| */ |
| #include <asm/hw_irq.h> |
| |
| #else |
| #ifdef CONFIG_TRACE_IRQFLAGS |
| /* |
| * Most of the CPU's IRQ-state tracing is done from assembly code; we |
| * have to call a C function so call a wrapper that saves all the |
| * C-clobbered registers. |
| */ |
| #define TRACE_ENABLE_INTS bl .trace_hardirqs_on |
| #define TRACE_DISABLE_INTS bl .trace_hardirqs_off |
| #define TRACE_AND_RESTORE_IRQ_PARTIAL(en,skip) \ |
| cmpdi en, 0; \ |
| bne 95f; \ |
| stb en,PACASOFTIRQEN(r13); \ |
| bl .trace_hardirqs_off; \ |
| b skip; \ |
| 95: bl .trace_hardirqs_on; \ |
| li en,1; |
| #define TRACE_AND_RESTORE_IRQ(en) \ |
| TRACE_AND_RESTORE_IRQ_PARTIAL(en,96f); \ |
| 96: stb en,PACASOFTIRQEN(r13) |
| #else |
| #define TRACE_ENABLE_INTS |
| #define TRACE_DISABLE_INTS |
| #define TRACE_AND_RESTORE_IRQ_PARTIAL(en,skip) |
| #define TRACE_AND_RESTORE_IRQ(en) \ |
| stb en,PACASOFTIRQEN(r13) |
| #endif |
| #endif |
| |
| #endif |
