diff options
| author | Christian Cunningham <cc@localhost> | 2021-12-21 21:21:21 -0800 |
|---|---|---|
| committer | Christian Cunningham <cc@localhost> | 2021-12-21 21:21:21 -0800 |
| commit | d3d87c5fd8096c2b5730ba9664635af560505fd7 (patch) | |
| tree | 52d22f3610037874592377d70be069265c621a1f | |
| parent | e43a2696a9eb948f7e08674da766d8971bd4d296 (diff) | |
Remove dis/enable IRQ
| -rw-r--r-- | src/boot.S | 20 | ||||
| -rw-r--r-- | src/cpu/irq.S | 10 | ||||
| -rw-r--r-- | src/sys/kernel.S | 5 |
3 files changed, 7 insertions, 28 deletions
@@ -70,26 +70,6 @@ io_halt: wfi b io_halt -.globl enable_irq -enable_irq: - cpsie i - bx lr - -.globl disable_irq -disable_irq: - cpsid i - bx lr - -.globl enable_fiq -enable_fiq: - cpsie f - bx lr - -.globl disable_fiq -disable_fiq: - cpsid f - bx lr - .align 5 vector: ldr pc, reset_handler diff --git a/src/cpu/irq.S b/src/cpu/irq.S index 8050a99..c434deb 100644 --- a/src/cpu/irq.S +++ b/src/cpu/irq.S @@ -1,6 +1,6 @@ a_irq_handler: push {lr} - bl disable_irq + cpsid i // Disable IRQ // r2 = CORE0_INTERRUPT_SOURCE // if r2 & 0b100000000 mov r2, #0x40000000 @@ -45,7 +45,7 @@ a_irq_handler.ttimer: bl uart_char ldr r0, =imsg bl uart_string - bl enable_irq + cpsie i // Enable IRQ pop {pc} a_irq_handler.timer: @@ -59,18 +59,18 @@ a_irq_handler.timer: //ldr r0, =imsg //bl uart_string a_irq_handler.exit: - bl enable_irq + cpsie i // Enable IRQ pop {pc} .globl a_fiq_handler a_fiq_handler: push {lr} - bl disable_fiq + cpsie f // Disable FIQ bl c_timer ldr r0, =fmsg bl uart_string a_fiq_handler.exit: - bl enable_fiq + cpsie f // Enable FIQ pop {pc} .section ".data" diff --git a/src/sys/kernel.S b/src/sys/kernel.S index 7c004de..f919213 100644 --- a/src/sys/kernel.S +++ b/src/sys/kernel.S @@ -4,9 +4,8 @@ kernel_main: push {lr} bl sysinit - bl enable_irq - bl enable_fiq - bl chk_irq_stat + cpsie i // Enable IRQ + cpsie f // Enable FIQ bl postinit kernel_main.loop: bl io_halt |