summaryrefslogtreecommitdiff
path: root/ANDROID_3.4.5/arch/powerpc/include/asm/irqflags.h
diff options
context:
space:
mode:
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.h70
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