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Diffstat (limited to 'arm9/lib/src/OS_system.c')
-rw-r--r--arm9/lib/src/OS_system.c53
1 files changed, 29 insertions, 24 deletions
diff --git a/arm9/lib/src/OS_system.c b/arm9/lib/src/OS_system.c
index de6b187a..f5f5faba 100644
--- a/arm9/lib/src/OS_system.c
+++ b/arm9/lib/src/OS_system.c
@@ -1,12 +1,9 @@
-//
-// Created by mart on 4/23/20.
-//
-
#include "OS_system.h"
#include "OS_irqHandler.h"
#include "syscall.h"
-ARM_FUNC asm OSIntrMode OS_EnableInterrupts(void) {
+ARM_FUNC asm OSIntrMode OS_EnableInterrupts(void)
+{
mrs r0, cpsr
bic r1, r0, #HW_PSR_DISABLE_IRQ
msr cpsr_c, r1
@@ -14,24 +11,27 @@ ARM_FUNC asm OSIntrMode OS_EnableInterrupts(void) {
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_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_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) {
+ARM_FUNC asm OSIntrMode OS_DisableInterrupts_IrqAndFiq(void)
+{
mrs r0, cpsr
orr r1, r0, #HW_PSR_DISABLE_IRQ_FIQ
msr cpsr_c, r1
@@ -39,7 +39,8 @@ ARM_FUNC asm OSIntrMode OS_DisableInterrupts_IrqAndFiq(void) {
bx lr
}
-ARM_FUNC asm OSIntrMode OS_RestoreInterrupts_IrqAndFiq(OSIntrMode state) {
+ARM_FUNC asm OSIntrMode OS_RestoreInterrupts_IrqAndFiq(OSIntrMode state)
+{
mrs r1, cpsr
bic r2, r1, #HW_PSR_DISABLE_IRQ_FIQ
orr r2, r2, r0
@@ -48,25 +49,29 @@ ARM_FUNC asm OSIntrMode OS_RestoreInterrupts_IrqAndFiq(OSIntrMode state) {
bx lr
}
-ARM_FUNC asm OSIntrMode OS_GetCpsrIrq(void) {
+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) {
+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) {
+ARM_FUNC asm void OS_SpinWait(u32 cycles)
+{
subs r0, r0, #0x4
bhs OS_SpinWait
bx lr
}
-ARM_FUNC void OS_WaitVBlankIntr(void) {
+ARM_FUNC void OS_WaitVBlankIntr(void)
+{
SVC_WaitByLoop(0x1);
OS_WaitIrq(TRUE, OS_IE_V_BLANK);
}