diff options
Diffstat (limited to 'include/asm-arm/assembler.h')
| -rw-r--r-- | include/asm-arm/assembler.h | 27 |
1 files changed, 22 insertions, 5 deletions
diff --git a/include/asm-arm/assembler.h b/include/asm-arm/assembler.h index f31ac92b6c7f..d53bafa9bf1c 100644 --- a/include/asm-arm/assembler.h +++ b/include/asm-arm/assembler.h @@ -80,16 +80,33 @@ instr regs /* - * Save the current IRQ state and disable IRQs. Note that this macro - * assumes FIQs are enabled, and that the processor is in SVC mode. + * Enable and disable interrupts */ - .macro save_and_disable_irqs, oldcpsr - mrs \oldcpsr, cpsr #if __LINUX_ARM_ARCH__ >= 6 + .macro disable_irq cpsid i + .endm + + .macro enable_irq + cpsie i + .endm #else - msr cpsr_c, #PSR_I_BIT | MODE_SVC + .macro disable_irq + msr cpsr_c, #PSR_I_BIT | SVC_MODE + .endm + + .macro enable_irq + msr cpsr_c, #SVC_MODE + .endm #endif + +/* + * Save the current IRQ state and disable IRQs. Note that this macro + * assumes FIQs are enabled, and that the processor is in SVC mode. + */ + .macro save_and_disable_irqs, oldcpsr + mrs \oldcpsr, cpsr + disable_irq .endm /* |