diff options
Diffstat (limited to 'arm9/lib/src/OS_system.c')
-rw-r--r-- | arm9/lib/src/OS_system.c | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/arm9/lib/src/OS_system.c b/arm9/lib/src/OS_system.c deleted file mode 100644 index f5f5faba..00000000 --- a/arm9/lib/src/OS_system.c +++ /dev/null @@ -1,77 +0,0 @@ -#include "OS_system.h" -#include "OS_irqHandler.h" -#include "syscall.h" - -ARM_FUNC asm OSIntrMode OS_EnableInterrupts(void) -{ - mrs r0, cpsr - bic r1, r0, #HW_PSR_DISABLE_IRQ - msr cpsr_c, r1 - and r0, r0, #HW_PSR_DISABLE_IRQ - bx lr -} - -ARM_FUNC asm OSIntrMode OS_DisableInterrupts(void) -{ - mrs r0, cpsr - orr r1, r0, #HW_PSR_DISABLE_IRQ - msr cpsr_c, r1 - and r0, r0, #HW_PSR_DISABLE_IRQ - bx lr -} - -ARM_FUNC asm OSIntrMode OS_RestoreInterrupts(OSIntrMode state) -{ - mrs r1, cpsr - bic r2, r1, #HW_PSR_DISABLE_IRQ - orr r2, r2, r0 - msr cpsr_c, r2 - and r0, r1, #HW_PSR_DISABLE_IRQ - bx lr -} - -ARM_FUNC asm OSIntrMode OS_DisableInterrupts_IrqAndFiq(void) -{ - mrs r0, cpsr - orr r1, r0, #HW_PSR_DISABLE_IRQ_FIQ - msr cpsr_c, r1 - and r0, r0, #HW_PSR_DISABLE_IRQ_FIQ - bx lr -} - -ARM_FUNC asm OSIntrMode OS_RestoreInterrupts_IrqAndFiq(OSIntrMode state) -{ - mrs r1, cpsr - bic r2, r1, #HW_PSR_DISABLE_IRQ_FIQ - orr r2, r2, r0 - msr cpsr_c, r2 - and r0, r1, #HW_PSR_DISABLE_IRQ_FIQ - bx lr -} - -ARM_FUNC asm OSIntrMode OS_GetCpsrIrq(void) -{ - mrs r0, cpsr - and r0, r0, #HW_PSR_DISABLE_IRQ - bx lr -} - -ARM_FUNC asm OSProcMode OS_GetProcMode(void) -{ - mrs r0, cpsr - and r0, r0, #HW_PSR_CPU_MODE_MASK - bx lr -} - -ARM_FUNC asm void OS_SpinWait(u32 cycles) -{ - subs r0, r0, #0x4 - bhs OS_SpinWait - bx lr -} - -ARM_FUNC void OS_WaitVBlankIntr(void) -{ - SVC_WaitByLoop(0x1); - OS_WaitIrq(TRUE, OS_IE_V_BLANK); -} |