.include "asm/macros.inc"
	.include "global.inc"

	.extern CTRDGi_PollingSR512kCOMMON
	.extern AgbFlash
	.extern CTRDGi_PollingSR
	.extern ctrdgi_flash_lock_id
	.extern ctrdgi_backup_irq
	.extern ctrdg_flash_remainder

	.section .rodata

	.global leMaxTime
leMaxTime: ; 0x021040C8
	.byte 0x0A, 0x00, 0x0A, 0x00, 0x28, 0x00, 0xC8, 0x00

	.global defaultFlash512
defaultFlash512: ; 0x021040D0
	.word CTRDGi_WriteFlashSectorLE
	.word CTRDGi_EraseFlashChipLE
	.word CTRDGi_EraseFlashSectorLE
	.word CTRDGi_WriteFlashSectorAsyncLE
	.word CTRDGi_EraseFlashChipAsyncLE
	.word CTRDGi_EraseFlashSectorAsyncLE
	.word CTRDGi_PollingSR512kCOMMON
	.word leMaxTime
	.byte 0x00, 0x00, 0x01, 0x00, 0x00, 0x10, 0x00, 0x00, 0x0C, 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00
	.byte 0x01, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00

	.global LE39FW512
LE39FW512: ; 0x0210410C
	.word CTRDGi_WriteFlashSectorLE
	.word CTRDGi_EraseFlashChipLE
	.word CTRDGi_EraseFlashSectorLE
	.word CTRDGi_WriteFlashSectorAsyncLE
	.word CTRDGi_EraseFlashChipAsyncLE
	.word CTRDGi_EraseFlashSectorAsyncLE
	.word CTRDGi_PollingSR512kCOMMON
	.word leMaxTime
	.byte 0x00, 0x00, 0x01, 0x00, 0x00, 0x10, 0x00, 0x00, 0x0C, 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00
	.byte 0x01, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0xBF, 0x00, 0xD4, 0x00

    .text

	arm_func_start CTRDGi_WriteFlashSectorAsyncLE
CTRDGi_WriteFlashSectorAsyncLE: ; 0x020DCC9C
	stmdb sp!, {lr}
	sub sp, sp, #0x24
	str r1, [sp, #0xc]
	strh r0, [sp, #0x20]
	ldr r1, _020DCCC4 ; =CTRDGi_WriteFlashSectorCoreLE
	add r0, sp, #0x0
	bl CTRDGi_SetTask
	add sp, sp, #0x24
	ldmia sp!, {lr}
	bx lr
	.balign 4
_020DCCC4: .word CTRDGi_WriteFlashSectorCoreLE

	arm_func_start CTRDGi_EraseFlashSectorAsyncLE
CTRDGi_EraseFlashSectorAsyncLE: ; 0x020DCCC8
	stmdb sp!, {lr}
	sub sp, sp, #0x24
	mov r2, r1
	strh r0, [sp, #0x20]
	ldr r1, _020DCCF0 ; =CTRDGi_EraseFlashSectorCoreLE
	add r0, sp, #0x0
	bl CTRDGi_SetTask
	add sp, sp, #0x24
	ldmia sp!, {lr}
	bx lr
	.balign 4
_020DCCF0: .word CTRDGi_EraseFlashSectorCoreLE

	arm_func_start CTRDGi_EraseFlashChipAsyncLE
CTRDGi_EraseFlashChipAsyncLE: ; 0x020DCCF4
	stmdb sp!, {lr}
	sub sp, sp, #0x24
	ldr r1, _020DCD18 ; =CTRDGi_EraseFlashChipCoreLE
	mov r2, r0
	add r0, sp, #0x0
	bl CTRDGi_SetTask
	add sp, sp, #0x24
	ldmia sp!, {lr}
	bx lr
	.balign 4
_020DCD18: .word CTRDGi_EraseFlashChipCoreLE

	arm_func_start CTRDGi_WriteFlashSectorLE
CTRDGi_WriteFlashSectorLE: ; 0x020DCD1C
	stmdb sp!, {lr}
	sub sp, sp, #0x24
	strh r0, [sp, #0x20]
	add r0, sp, #0x0
	str r1, [sp, #0xc]
	bl CTRDGi_WriteFlashSectorCoreLE
	mov r0, r0, lsl #0x10
	mov r0, r0, lsr #0x10
	add sp, sp, #0x24
	ldmia sp!, {lr}
	bx lr

	arm_func_start CTRDGi_EraseFlashSectorLE
CTRDGi_EraseFlashSectorLE: ; 0x020DCD48
	stmdb sp!, {lr}
	sub sp, sp, #0x24
	strh r0, [sp, #0x20]
	add r0, sp, #0x0
	bl CTRDGi_EraseFlashSectorCoreLE
	mov r0, r0, lsl #0x10
	mov r0, r0, lsr #0x10
	add sp, sp, #0x24
	ldmia sp!, {lr}
	bx lr

	arm_func_start CTRDGi_EraseFlashChipLE
CTRDGi_EraseFlashChipLE: ; 0x020DCD70
	stmdb sp!, {lr}
	sub sp, sp, #0x24
	add r0, sp, #0x0
	bl CTRDGi_EraseFlashChipCoreLE
	mov r0, r0, lsl #0x10
	mov r0, r0, lsr #0x10
	add sp, sp, #0x24
	ldmia sp!, {lr}
	bx lr

	arm_func_start CTRDGi_VerifyFlashErase
CTRDGi_VerifyFlashErase: ; 0x020DCD94
	stmdb sp!, {r4-r6,lr}
	ldr r2, _020DCE14 ; =ctrdgi_flash_lock_id
	mov r4, r0
	ldrh r0, [r2, #0x0]
	mov r5, r1
	bl OS_LockCartridge
	ldr ip, _020DCE18 ; =0x04000204
	ldr r0, _020DCE1C ; =AgbFlash
	ldrh r3, [r12, #0x0]
	ldr r0, [r0, #0x0]
	ldrh r1, [r12, #0x0]
	ldr r2, [r0, #0x10]
	mov r0, r4
	bic r1, r1, #0x3
	orr r1, r1, r2
	strh r1, [r12, #0x0]
	and r6, r3, #0x3
	mov r4, #0x0
	blx r5
	cmp r0, #0x0
	ldr r2, _020DCE18 ; =0x04000204
	ldr r0, _020DCE14 ; =ctrdgi_flash_lock_id
	ldrh r1, [r2, #0x0]
	ldrne r4, _020DCE20 ; =0x00008004
	bic r1, r1, #0x3
	orr r1, r1, r6
	strh r1, [r2, #0x0]
	ldrh r0, [r0, #0x0]
	bl OS_UnlockCartridge
	mov r0, r4
	ldmia sp!, {r4-r6,lr}
	bx lr
	.balign 4
_020DCE14: .word ctrdgi_flash_lock_id
_020DCE18: .word 0x04000204
_020DCE1C: .word AgbFlash
_020DCE20: .word 0x00008004

	arm_func_start CTRDGi_VerifyFlashCoreFF
CTRDGi_VerifyFlashCoreFF: ; 0x020DCE24
	ldr r1, _020DCE54 ; =AgbFlash
	ldr r1, [r1, #0x0]
	ldr r2, [r1, #0x4]
	cmp r2, #0x0
	beq _020DCE4C
_020DCE38:
	ldrb r1, [r0], #0x1
	cmp r1, #0xff
	bne _020DCE4C
	subs r2, r2, #0x1
	bne _020DCE38
_020DCE4C:
	mov r0, r2
	bx lr
	.balign 4
_020DCE54: .word AgbFlash

	arm_func_start CTRDGi_WriteFlashSectorCoreLE
CTRDGi_WriteFlashSectorCoreLE: ; 0x020DCE58
	stmdb sp!, {r4-r9,lr}
	sub sp, sp, #0x24
	mov r5, r0
	ldmia r5!, {r0-r3}
	add r4, sp, #0x0
	stmia r4!, {r0-r3}
	ldmia r5!, {r0-r3}
	stmia r4!, {r0-r3}
	ldr r0, [r5, #0x0]
	str r0, [r4, #0x0]
	ldrh r7, [sp, #0x20]
	ldr r6, [sp, #0xc]
	cmp r7, #0x10
	addcs sp, sp, #0x24
	ldrhs r0, _020DD018 ; =0x000080FF
	ldmcsia sp!, {r4-r9,lr}
	bxcs lr
	ldr r0, _020DD01C ; =AgbFlash
	mov r9, #0x0
	ldr r0, [r0, #0x0]
	ldrh r0, [r0, #0x8]
	mov r0, r7, lsl r0
	add r4, r0, #0xa000000
	ldr r5, _020DD020 ; =CTRDGi_VerifyFlashCoreFF
_020DCEB8:
	mov r0, r7
	bl CTRDGi_EraseFlashSectorLE
	movs r8, r0
	bne _020DCEE0
	mov r0, r4
	mov r1, r5
	bl CTRDGi_VerifyFlashErase
	mov r0, r0, lsl #0x10
	movs r8, r0, lsr #0x10
	beq _020DCF04
_020DCEE0:
	add r0, r9, #0x1
	mov r0, r0, lsl #0x10
	cmp r9, #0x50
	mov r9, r0, lsr #0x10
	bne _020DCEB8
	add sp, sp, #0x24
	mov r0, r8
	ldmia sp!, {r4-r9,lr}
	bx lr
_020DCF04:
	mov r5, #0x1
	cmp r9, #0x0
	movne r5, #0x6
	cmp r5, #0x1
	mov r9, #0x1
	blo _020DCF38
_020DCF1C:
	mov r0, r7
	bl CTRDGi_EraseFlashSectorLE
	add r0, r9, #0x1
	mov r0, r0, lsl #0x10
	mov r9, r0, lsr #0x10
	cmp r9, r5
	bls _020DCF1C
_020DCF38:
	ldr r0, _020DD024 ; =ctrdgi_flash_lock_id
	ldrh r0, [r0, #0x0]
	bl OS_LockCartridge
	ldr r5, _020DD028 ; =0x04000204
	ldr r1, _020DD01C ; =AgbFlash
	ldrh r0, [r5, #0x0]
	ldr r3, [r1, #0x0]
	ldrh r2, [r5, #0x0]
	ldr r3, [r3, #0x10]
	ldr r7, _020DD02C ; =ctrdg_flash_remainder
	bic r2, r2, #0x3
	orr r2, r2, r3
	strh r2, [r5, #0x0]
	ldr r1, [r1, #0x0]
	ldr sb, _020DD030 ; =0x04000208
	ldr r1, [r1, #0x4]
	mov r2, #0x0
	strh r1, [r7, #0x0]
	ldrh r3, [r9, #0x0]
	ldr r1, _020DD034 ; =ctrdgi_backup_irq
	and r5, r0, #0x3
	strh r2, [r9, #0x0]
	ldrh r0, [r7, #0x0]
	str r3, [r1, #0x0]
	cmp r0, #0x0
	beq _020DCFD4
_020DCFA0:
	mov r0, r6
	mov r1, r4
	bl CTRDGi_ProgramFlashByteLE
	movs r8, r0
	bne _020DCFD4
	ldrh r0, [r7, #0x0]
	add r6, r6, #0x1
	add r4, r4, #0x1
	sub r0, r0, #0x1
	strh r0, [r7, #0x0]
	ldrh r0, [r7, #0x0]
	cmp r0, #0x0
	bne _020DCFA0
_020DCFD4:
	ldr r3, _020DD030 ; =0x04000208
	ldr r0, _020DD034 ; =ctrdgi_backup_irq
	ldrh r1, [r3, #0x0]
	ldr r0, [r0, #0x0]
	ldr r2, _020DD028 ; =0x04000204
	strh r0, [r3, #0x0]
	ldrh r1, [r2, #0x0]
	ldr r0, _020DD024 ; =ctrdgi_flash_lock_id
	bic r1, r1, #0x3
	orr r1, r1, r5
	strh r1, [r2, #0x0]
	ldrh r0, [r0, #0x0]
	bl OS_UnlockCartridge
	mov r0, r8
	add sp, sp, #0x24
	ldmia sp!, {r4-r9,lr}
	bx lr
	.balign 4
_020DD018: .word 0x000080FF
_020DD01C: .word AgbFlash
_020DD020: .word CTRDGi_VerifyFlashCoreFF
_020DD024: .word ctrdgi_flash_lock_id
_020DD028: .word 0x04000204
_020DD02C: .word ctrdg_flash_remainder
_020DD030: .word 0x04000208
_020DD034: .word ctrdgi_backup_irq

	arm_func_start CTRDGi_ProgramFlashByteLE
CTRDGi_ProgramFlashByteLE: ; 0x020DD038
	stmdb sp!, {lr}
	sub sp, sp, #0x4
	ldr ip, _020DD08C ; =0x0A005555
	mov r3, #0xaa
	ldr r2, _020DD090 ; =0x0A002AAA
	strb r3, [r12, #0x0]
	mov r3, #0x55
	mov lr, r0
	strb r3, [r2, #0x0]
	mov r0, #0xa0
	strb r0, [r12, #0x0]
	ldrb r2, [lr, #0x0]
	ldr r3, _020DD094 ; =CTRDGi_PollingSR
	mov r0, #0x1
	strb r2, [r1, #0x0]
	ldrb r2, [lr, #0x0]
	ldr r3, [r3, #0x0]
	blx r3
	add sp, sp, #0x4
	ldmia sp!, {lr}
	bx lr
	.balign 4
_020DD08C: .word 0x0A005555
_020DD090: .word 0x0A002AAA
_020DD094: .word CTRDGi_PollingSR

	arm_func_start CTRDGi_EraseFlashSectorCoreLE
CTRDGi_EraseFlashSectorCoreLE: ; 0x020DD098
	stmdb sp!, {r4-r6,lr}
	sub sp, sp, #0x28
	mov r5, r0
	ldmia r5!, {r0-r3}
	add r4, sp, #0x0
	stmia r4!, {r0-r3}
	ldmia r5!, {r0-r3}
	stmia r4!, {r0-r3}
	ldr r0, [r5, #0x0]
	str r0, [r4, #0x0]
	ldrh r4, [sp, #0x20]
	cmp r4, #0x10
	addcs sp, sp, #0x28
	ldrhs r0, _020DD1B8 ; =0x000080FF
	ldmcsia sp!, {r4-r6,lr}
	bxcs lr
	ldr r0, _020DD1BC ; =ctrdgi_flash_lock_id
	ldrh r0, [r0, #0x0]
	bl OS_LockCartridge
	ldr r6, _020DD1C0 ; =0x04000204
	ldr r1, _020DD1C4 ; =AgbFlash
	ldrh r3, [r6, #0x0]
	ldr r0, [r1, #0x0]
	ldrh r2, [r6, #0x0]
	ldr r5, [r0, #0x10]
	ldr r0, _020DD1C8 ; =0x04000208
	bic r2, r2, #0x3
	orr r2, r2, r5
	strh r2, [r6, #0x0]
	ldr r1, [r1, #0x0]
	ldrh r5, [r0, #0x0]
	ldrh r12, [r1, #0x8]
	mov r1, #0x0
	ldr r2, _020DD1CC ; =ctrdgi_backup_irq
	strh r1, [r0, #0x0]
	mov r6, r4, lsl r12
	ldr lr, _020DD1D0 ; =0x0A005555
	str r5, [r2, #0x0]
	mov r5, #0xaa
	ldr r4, _020DD1D4 ; =0x0A002AAA
	strb r5, [lr, #0x0]
	mov r12, #0x55
	strb r12, [r4, #0x0]
	mov r1, #0x80
	strb r1, [lr, #0x0]
	strb r5, [lr, #0x0]
	strb r12, [r4, #0x0]
	add r1, r6, #0xa000000
	mov r4, #0x30
	strb r4, [r1, #0x0]
	ldrh r4, [r0, #0x0]
	ldr r4, [r2, #0x0]
	ldr r2, _020DD1D8 ; =CTRDGi_PollingSR
	strh r4, [r0, #0x0]
	ldr r4, [r2, #0x0]
	mov r0, #0x2
	mov r2, #0xff
	and r5, r3, #0x3
	blx r4
	ldr r3, _020DD1C0 ; =0x04000204
	ldr r1, _020DD1BC ; =ctrdgi_flash_lock_id
	ldrh r2, [r3, #0x0]
	mov r4, r0
	bic r0, r2, #0x3
	orr r0, r0, r5
	strh r0, [r3, #0x0]
	ldrh r0, [r1, #0x0]
	bl OS_UnlockCartridge
	mov r0, r4
	add sp, sp, #0x28
	ldmia sp!, {r4-r6,lr}
	bx lr
	.balign 4
_020DD1B8: .word 0x000080FF
_020DD1BC: .word ctrdgi_flash_lock_id
_020DD1C0: .word 0x04000204
_020DD1C4: .word AgbFlash
_020DD1C8: .word 0x04000208
_020DD1CC: .word ctrdgi_backup_irq
_020DD1D0: .word 0x0A005555
_020DD1D4: .word 0x0A002AAA
_020DD1D8: .word CTRDGi_PollingSR

	arm_func_start CTRDGi_EraseFlashChipCoreLE
CTRDGi_EraseFlashChipCoreLE: ; 0x020DD1DC
	stmdb sp!, {r4-r5,lr}
	sub sp, sp, #0x4
	ldr r0, _020DD2B8 ; =ctrdgi_flash_lock_id
	ldrh r0, [r0, #0x0]
	bl OS_LockCartridge
	ldr r4, _020DD2BC ; =0x04000204
	ldr r0, _020DD2C0 ; =AgbFlash
	ldrh r3, [r4, #0x0]
	ldr r0, [r0, #0x0]
	ldrh r1, [r4, #0x0]
	ldr r2, [r0, #0x10]
	ldr r0, _020DD2C4 ; =0x04000208
	bic r1, r1, #0x3
	orr r1, r1, r2
	strh r1, [r4, #0x0]
	ldrh r4, [r0, #0x0]
	mov r2, #0x0
	ldr r1, _020DD2C8 ; =ctrdgi_backup_irq
	strh r2, [r0, #0x0]
	ldr lr, _020DD2CC ; =0x0A005555
	str r4, [r1, #0x0]
	mov r5, #0xaa
	ldr r4, _020DD2D0 ; =0x0A002AAA
	strb r5, [lr, #0x0]
	mov r12, #0x55
	strb r12, [r4, #0x0]
	mov r2, #0x80
	strb r2, [lr, #0x0]
	strb r5, [lr, #0x0]
	strb r12, [r4, #0x0]
	mov r2, #0x10
	strb r2, [lr, #0x0]
	ldrh r2, [r0, #0x0]
	ldr r2, [r1, #0x0]
	ldr r1, _020DD2D4 ; =CTRDGi_PollingSR
	strh r2, [r0, #0x0]
	ldr r4, [r1, #0x0]
	mov r0, #0x3
	mov r1, #0xa000000
	mov r2, #0xff
	and r5, r3, #0x3
	blx r4
	ldr r3, _020DD2BC ; =0x04000204
	ldr r1, _020DD2B8 ; =ctrdgi_flash_lock_id
	ldrh r2, [r3, #0x0]
	mov r4, r0
	bic r0, r2, #0x3
	orr r0, r0, r5
	strh r0, [r3, #0x0]
	ldrh r0, [r1, #0x0]
	bl OS_UnlockCartridge
	mov r0, r4
	add sp, sp, #0x4
	ldmia sp!, {r4-r5,lr}
	bx lr
	.balign 4
_020DD2B8: .word ctrdgi_flash_lock_id
_020DD2BC: .word 0x04000204
_020DD2C0: .word AgbFlash
_020DD2C4: .word 0x04000208
_020DD2C8: .word ctrdgi_backup_irq
_020DD2CC: .word 0x0A005555
_020DD2D0: .word 0x0A002AAA
_020DD2D4: .word CTRDGi_PollingSR