split arm7 NVRAM and some RTC

1 files changed, 75 insertions, 0 deletions

diff --git a/arm7/asm/RTC_external.s b/arm7/asm/RTC_external.s
new file mode 100644
index 00000000..2b45b9e3
--- /dev/null
+++ b/arm7/asm/RTC_external.s
@@ -0,0 +1,75 @@
+	.include "asm/macros.inc"
+	.include "global.inc"
+
+	.section .bss
+
+	.global _0380A210
+_0380A210: ;0x0380A210
+	.space 0x0380A3F0 - 0x0380A210
+
+	.section .text
+
+	arm_func_start RTC_Init
+RTC_Init: ;@ 0x03805954
+	stmdb	sp!, {r4, lr}
+	sub	sp, sp, #8
+	mov	r4, r0
+	ldr	r0, _03805A28	;@ =_0380A038
+	ldrh	r1, [r0]
+	cmp	r1, #0
+	bne	_03805A1C
+	mov	r1, #1
+	strh	r1, [r0]
+	ldr	r0, _03805A2C	;@ =_0380A03C
+	str	r1, [r0, #468]	;@ 0x1d4
+	bl	FUN_03805158
+	mov	r1, #0
+	ldr	r0, _03805A2C	;@ =_0380A03C
+	str	r1, [r0, #468]	;@ 0x1d4
+	bl	PXI_Init
+	mov	r0, #5
+	ldr	r1, _03805A30	;@ =FUN_03805818
+	bl	PXI_SetFifoRecvCallback
+	ldr	r0, _03805A2C	;@ =_0380A03C
+	ldr	r1, _03805A34	;@ =_0380A05C
+	mov	r2, #4
+	bl	OS_InitMessageQueue
+	mov	r0, #256	;@ 0x100
+	str	r0, [sp]
+	str	r4, [sp, #4]
+	ldr	r0, _03805A38	;@ =_0380A06C
+	ldr	r1, _03805A3C	;@ =FUN_0380531C
+	mov	r2, #0
+	ldr	r3, _03805A40	;@ =_0380A210
+	bl	OS_CreateThread
+	ldr	r0, _03805A38	;@ =_0380A06C
+	bl	OS_WakeupThreadDirect
+	mov	r0, #32768	;@ 0x8000
+	bl	EXIi_SelectRcnt
+	mov	r0, #64	;@ 0x40
+	mov	r1, #0
+	bl	EXIi_SetBitRcnt0L
+	mov	r0, #256	;@ 0x100
+	mov	r1, r0
+	bl	EXIi_SetBitRcnt0L
+	bl	OS_DisableInterrupts
+	mov	r4, r0
+	mov	r0, #128	;@ 0x80
+	ldr	r1, _03805A44	;@ =FUN_0380528C
+	bl	OS_SetIrqFunction
+	mov	r0, #128	;@ 0x80
+	bl	OS_EnableIrqMask
+	mov	r0, r4
+	bl	OS_RestoreInterrupts
+_03805A1C:
+	add	sp, sp, #8
+	ldmia	sp!, {r4, lr}
+	bx	lr
+_03805A28:	.word	_0380A038
+_03805A2C:	.word	_0380A03C
+_03805A30:	.word	FUN_03805818
+_03805A34:	.word	_0380A05C
+_03805A38:	.word	_0380A06C
+_03805A3C:	.word	FUN_0380531C
+_03805A40:	.word	_0380A210
+_03805A44:	.word	FUN_0380528C