diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/powerpc/include/asm/irqflags.h')
-rw-r--r-- | ANDROID_3.4.5/arch/powerpc/include/asm/irqflags.h | 70 |
1 files changed, 0 insertions, 70 deletions
diff --git a/ANDROID_3.4.5/arch/powerpc/include/asm/irqflags.h b/ANDROID_3.4.5/arch/powerpc/include/asm/irqflags.h deleted file mode 100644 index 6f9b6e23..00000000 --- a/ANDROID_3.4.5/arch/powerpc/include/asm/irqflags.h +++ /dev/null @@ -1,70 +0,0 @@ -/* - * IRQ flags handling - */ -#ifndef _ASM_IRQFLAGS_H -#define _ASM_IRQFLAGS_H - -#ifndef __ASSEMBLY__ -/* - * Get definitions for arch_local_save_flags(x), etc. - */ -#include <asm/hw_irq.h> - -#else -#ifdef CONFIG_TRACE_IRQFLAGS -#ifdef CONFIG_IRQSOFF_TRACER -/* - * Since the ftrace irqsoff latency trace checks CALLER_ADDR1, - * which is the stack frame here, we need to force a stack frame - * in case we came from user space. - */ -#define TRACE_WITH_FRAME_BUFFER(func) \ - mflr r0; \ - stdu r1, -32(r1); \ - std r0, 16(r1); \ - stdu r1, -32(r1); \ - bl func; \ - ld r1, 0(r1); \ - ld r1, 0(r1); -#else -#define TRACE_WITH_FRAME_BUFFER(func) \ - bl func; -#endif - -/* - * 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 TRACE_WITH_FRAME_BUFFER(.trace_hardirqs_on) -#define TRACE_DISABLE_INTS TRACE_WITH_FRAME_BUFFER(.trace_hardirqs_off) - -/* - * This is used by assembly code to soft-disable interrupts - */ -#define SOFT_DISABLE_INTS(__rA, __rB) \ - lbz __rA,PACASOFTIRQEN(r13); \ - lbz __rB,PACAIRQHAPPENED(r13); \ - cmpwi cr0,__rA,0; \ - li __rA,0; \ - ori __rB,__rB,PACA_IRQ_HARD_DIS; \ - stb __rB,PACAIRQHAPPENED(r13); \ - beq 44f; \ - stb __rA,PACASOFTIRQEN(r13); \ - TRACE_DISABLE_INTS; \ -44: - -#else -#define TRACE_ENABLE_INTS -#define TRACE_DISABLE_INTS - -#define SOFT_DISABLE_INTS(__rA, __rB) \ - lbz __rA,PACAIRQHAPPENED(r13); \ - li __rB,0; \ - ori __rA,__rA,PACA_IRQ_HARD_DIS; \ - stb __rB,PACASOFTIRQEN(r13); \ - stb __rA,PACAIRQHAPPENED(r13) -#endif -#endif - -#endif |