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| author |   Russell King <rmk@dyn-67.arm.linux.org.uk> | 2006-08-27 12:07:02 +0100 |
|---|---|---|
| committer |   Russell King <rmk+kernel@arm.linux.org.uk> | 2006-09-20 14:58:35 +0100 |
| commit | 7ad1bcb25c5623f1f87c50fdf2272f58ff91db5a (patch) | |
| tree | 75323e39a757fdb92ff4b44bd85ab4c72cbc1ed2 /include/asm-arm/system.h | |
| parent | [ARM] Move mmu.c out of the way (diff) | |
| download | linux-dev-7ad1bcb25c5623f1f87c50fdf2272f58ff91db5a.tar.xz linux-dev-7ad1bcb25c5623f1f87c50fdf2272f58ff91db5a.zip | |
[ARM] Add ARM irqtrace support
This adds support for irqtrace for lockdep on ARM.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'include/asm-arm/system.h')
| -rw-r--r-- | include/asm-arm/system.h | 125 |
1 files changed, 1 insertions, 124 deletions
diff --git a/include/asm-arm/system.h b/include/asm-arm/system.h index 0947cbf9b69a..174ff52661b0 100644 --- a/include/asm-arm/system.h +++ b/include/asm-arm/system.h @@ -207,130 +207,7 @@ static inline void sched_cacheflush(void) { } -/* - * CPU interrupt mask handling. - */ -#if __LINUX_ARM_ARCH__ >= 6 - -#define local_irq_save(x) \ - ({ \ - __asm__ __volatile__( \ - "mrs %0, cpsr @ local_irq_save\n" \ - "cpsid i" \ - : "=r" (x) : : "memory", "cc"); \ - }) - -#define local_irq_enable() __asm__("cpsie i @ __sti" : : : "memory", "cc") -#define local_irq_disable() __asm__("cpsid i @ __cli" : : : "memory", "cc") -#define local_fiq_enable() __asm__("cpsie f @ __stf" : : : "memory", "cc") -#define local_fiq_disable() __asm__("cpsid f @ __clf" : : : "memory", "cc") - -#else - -/* - * Save the current interrupt enable state & disable IRQs - */ -#define local_irq_save(x) \ - ({ \ - unsigned long temp; \ - (void) (&temp == &x); \ - __asm__ __volatile__( \ - "mrs %0, cpsr @ local_irq_save\n" \ -" orr %1, %0, #128\n" \ -" msr cpsr_c, %1" \ - : "=r" (x), "=r" (temp) \ - : \ - : "memory", "cc"); \ - }) - -/* - * Enable IRQs - */ -#define local_irq_enable() \ - ({ \ - unsigned long temp; \ - __asm__ __volatile__( \ - "mrs %0, cpsr @ local_irq_enable\n" \ -" bic %0, %0, #128\n" \ -" msr cpsr_c, %0" \ - : "=r" (temp) \ - : \ - : "memory", "cc"); \ - }) - -/* - * Disable IRQs - */ -#define local_irq_disable() \ - ({ \ - unsigned long temp; \ - __asm__ __volatile__( \ - "mrs %0, cpsr @ local_irq_disable\n" \ -" orr %0, %0, #128\n" \ -" msr cpsr_c, %0" \ - : "=r" (temp) \ - : \ - : "memory", "cc"); \ - }) - -/* - * Enable FIQs - */ -#define local_fiq_enable() \ - ({ \ - unsigned long temp; \ - __asm__ __volatile__( \ - "mrs %0, cpsr @ stf\n" \ -" bic %0, %0, #64\n" \ -" msr cpsr_c, %0" \ - : "=r" (temp) \ - : \ - : "memory", "cc"); \ - }) - -/* - * Disable FIQs - */ -#define local_fiq_disable() \ - ({ \ - unsigned long temp; \ - __asm__ __volatile__( \ - "mrs %0, cpsr @ clf\n" \ -" orr %0, %0, #64\n" \ -" msr cpsr_c, %0" \ - : "=r" (temp) \ - : \ - : "memory", "cc"); \ - }) - -#endif - -/* - * Save the current interrupt enable state. - */ -#define local_save_flags(x) \ - ({ \ - __asm__ __volatile__( \ - "mrs %0, cpsr @ local_save_flags" \ - : "=r" (x) : : "memory", "cc"); \ - }) - -/* - * restore saved IRQ & FIQ state - */ -#define local_irq_restore(x) \ - __asm__ __volatile__( \ - "msr cpsr_c, %0 @ local_irq_restore\n" \ - : \ - : "r" (x) \ - : "memory", "cc") - -#define irqs_disabled() \ -({ \ - unsigned long flags; \ - local_save_flags(flags); \ - (int)(flags & PSR_I_BIT); \ -}) +#include <linux/irqflags.h> #ifdef CONFIG_SMP |