diff options
Diffstat (limited to 'arm9/asm/CTRDG_flash_common.s')
| -rw-r--r-- | arm9/asm/CTRDG_flash_common.s | 517 |
1 files changed, 517 insertions, 0 deletions
diff --git a/arm9/asm/CTRDG_flash_common.s b/arm9/asm/CTRDG_flash_common.s new file mode 100644 index 00000000..1d144d73 --- /dev/null +++ b/arm9/asm/CTRDG_flash_common.s @@ -0,0 +1,517 @@ + .include "asm/macros.inc" + .include "global.inc" + + .text + + arm_func_start CTRDG_WriteAndVerifyAgbFlashAsync +CTRDG_WriteAndVerifyAgbFlashAsync: ; 0x020DBF14 + stmdb sp!, {lr} + sub sp, sp, #0x24 + str r1, [sp, #0xc] + strh r0, [sp, #0x20] + str r2, [sp, #0x18] + ldr r1, _020DBF44 ; =CTRDGi_WriteAndVerifyAgbFlashSectorCore + add r0, sp, #0x0 + mov r2, r3 + bl CTRDGi_SetTask + add sp, sp, #0x24 + ldmia sp!, {lr} + bx lr + .balign 4 +_020DBF44: .word CTRDGi_WriteAndVerifyAgbFlashSectorCore + + arm_func_start CTRDG_VerifyAgbFlash +CTRDG_VerifyAgbFlash: + stmdb sp!, {lr} + sub sp, sp, #0x24 + strh r0, [sp, #0x20] + add r0, sp, #0x0 + str r1, [sp, #0xc] + str r2, [sp, #0x18] + bl CTRDGi_VerifyAgbFlashCore + add sp, sp, #0x24 + ldmia sp!, {lr} + bx lr + + arm_func_start CTRDG_WriteAgbFlashSector +CTRDG_WriteAgbFlashSector: + stmdb sp!, {lr} + sub sp, sp, #0x4 + ldr r2, _020DBF90 ; =0x021D6B14 + ldr r2, [r2, #0x0] + blx r2 + add sp, sp, #0x4 + ldmia sp!, {lr} + bx lr + .balign 4 +_020DBF90: .word 0x021D6B14 + + arm_func_start CTRDG_ReadAgbFlash +CTRDG_ReadAgbFlash: ; 0x020DBF94 + stmdb sp!, {lr} + sub sp, sp, #0x24 + strh r0, [sp, #0x20] + add r0, sp, #0x0 + str r1, [sp, #0x14] + str r2, [sp, #0x1c] + str r3, [sp, #0x18] + bl CTRDGi_ReadAgbFlashCore + add sp, sp, #0x24 + ldmia sp!, {lr} + bx lr + + arm_func_start CTRDGi_WriteAndVerifyAgbFlashSectorCore +CTRDGi_WriteAndVerifyAgbFlashSectorCore: ; 0x020DBFC0 + stmdb sp!, {r4-r7,lr} + sub sp, sp, #0x24 + mov r4, r0 + ldmia r4!, {r0-r3} + add r12, sp, #0x0 + stmia r12!, {r0-r3} + ldmia r4!, {r0-r3} + stmia r12!, {r0-r3} + ldr r0, [r4, #0x0] + mov r7, #0x0 + str r0, [r12, #0x0] + ldrh r6, [sp, #0x20] + ldr r5, [sp, #0xc] + ldr r4, [sp, #0x18] +_020DBFF8: + mov r0, r6 + mov r1, r5 + bl CTRDG_WriteAgbFlashSector +_020DC004: ; 0x020DC004 + cmp r0, #0x0 + bne _020DC02C + mov r0, r6 + mov r1, r5 + mov r2, r4 + bl CTRDG_VerifyAgbFlash +_020DC01C: ; 0x020DC01C + cmp r0, #0x0 + addeq sp, sp, #0x24 + ldmeqia sp!, {r4-r7,lr} + bxeq lr +_020DC02C: + add r1, r7, #0x1 + mov r1, r1, lsl #0x10 + mov r7, r1, lsr #0x10 + cmp r7, #0x3 + blo _020DBFF8 + add sp, sp, #0x24 + ldmia sp!, {r4-r7,lr} + bx lr + + arm_func_start CTRDGi_VerifyAgbFlashCore +CTRDGi_VerifyAgbFlashCore: ; 0x020DC04C + stmdb sp!, {r4-r7,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, _020DC128 ; =0x021D6B0C + ldr r1, [r5, #0x0] + ldrh r0, [r0, #0x0] + str r1, [r4, #0x0] + ldrh r6, [sp, #0x20] + ldr r5, [sp, #0xc] + ldr r4, [sp, #0x18] + bl OS_LockCartridge + ldr r3, _020DC12C ; =0x04000204 + ldr r0, _020DC130 ; =0x021D6B20 + ldrh r2, [r3, #0x0] + ldrh r1, [r3, #0x0] + and r7, r2, #0x3 + bic r1, r1, #0x3 + orr r1, r1, #0x3 + strh r1, [r3, #0x0] + ldr r0, [r0, #0x0] + ldr r0, [r0, #0x0] + cmp r0, #0x20000 + bne _020DC0D4 + mov r0, r6, lsl #0xc + mov r0, r0, lsr #0x10 + bl CTRDGi_SetFlashBankMx + and r0, r6, #0xf + mov r0, r0, lsl #0x10 + mov r6, r0, lsr #0x10 +_020DC0D4: + ldr r1, _020DC130 ; =0x021D6B20 + mov r0, r5 + ldr r1, [r1, #0x0] + mov r2, r4 + ldrh r1, [r1, #0x8] + mov r1, r6, lsl r1 + add r1, r1, #0xa000000 + bl CTRDGi_VerifyFlashSectorCore + ldr r3, _020DC12C ; =0x04000204 + ldr r1, _020DC128 ; =0x021D6B0C + ldrh r2, [r3, #0x0] + mov r4, r0 + bic r0, r2, #0x3 + orr r0, r0, r7 + strh r0, [r3, #0x0] + ldrh r0, [r1, #0x0] + bl OS_UnlockCartridge2 + mov r0, r4 + add sp, sp, #0x24 + ldmia sp!, {r4-r7,lr} + bx lr + .balign 4 +_020DC128: .word 0x021D6B0C +_020DC12C: .word 0x04000204 +_020DC130: .word 0x021D6B20 + + arm_func_start CTRDGi_VerifyFlashSectorCore +CTRDGi_VerifyFlashSectorCore: ; 0x020DC134 + cmp r2, #0x0 + sub r2, r2, #0x1 + beq _020DC160 +_020DC140: + ldrb r12, [r1], #0x1 + ldrb r3, [r0], #0x1 + cmp r12, r3 + subne r0, r1, #0x1 + bxne lr + cmp r2, #0x0 + sub r2, r2, #0x1 + bne _020DC140 +_020DC160: + mov r0, #0x0 + bx lr + + arm_func_start CTRDGi_ReadAgbFlashCore +CTRDGi_ReadAgbFlashCore: ; 0x020DC168 + stmdb sp!, {r4-r8,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, _020DC25C ; =0x021D6B0C + ldr r1, [r5, #0x0] + ldrh r0, [r0, #0x0] + str r1, [r4, #0x0] + ldrh r7, [sp, #0x20] + ldr r6, [sp, #0x14] + ldr r5, [sp, #0x1c] + ldr r4, [sp, #0x18] + bl OS_LockCartridge + ldr r3, _020DC260 ; =0x04000204 + ldr r0, _020DC264 ; =0x021D6B20 + ldrh r2, [r3, #0x0] + ldrh r1, [r3, #0x0] + and r8, r2, #0x3 + bic r1, r1, #0x3 + orr r1, r1, #0x3 + strh r1, [r3, #0x0] + ldr r0, [r0, #0x0] + ldr r0, [r0, #0x0] + cmp r0, #0x20000 + bne _020DC1F4 + mov r0, r7, lsl #0xc + mov r0, r0, lsr #0x10 + bl CTRDGi_SetFlashBankMx + and r0, r7, #0xf + mov r0, r0, lsl #0x10 + mov r7, r0, lsr #0x10 +_020DC1F4: + ldr r0, _020DC264 ; =0x021D6B20 + cmp r4, #0x0 + ldr r0, [r0, #0x0] + sub r4, r4, #0x1 + ldrh r0, [r0, #0x8] + mov r0, r7, lsl r0 + add r0, r0, #0xa000000 + add r1, r6, r0 + beq _020DC22C +_020DC218: + ldrb r0, [r1], #0x1 + cmp r4, #0x0 + sub r4, r4, #0x1 + strb r0, [r5], #0x1 + bne _020DC218 +_020DC22C: + ldr r2, _020DC260 ; =0x04000204 + ldr r0, _020DC25C ; =0x021D6B0C + ldrh r1, [r2, #0x0] + bic r1, r1, #0x3 + orr r1, r1, r8 + strh r1, [r2, #0x0] + ldrh r0, [r0, #0x0] + bl OS_UnlockCartridge2 + mov r0, #0x0 + add sp, sp, #0x28 + ldmia sp!, {r4-r8,lr} + bx lr + .balign 4 +_020DC25C: .word 0x021D6B0C +_020DC260: .word 0x04000204 +_020DC264: .word 0x021D6B20 + + arm_func_start CTRDGi_PollingSR1MCOMMON +CTRDGi_PollingSR1MCOMMON: ; 0x020DC268 + stmdb sp!, {r4-r8,lr} + mov r8, r0 + mov r7, r1 + mov r6, r2 + mov r5, #0x0 + bl StartFlashTimer + ldr r4, _020DC318 ; =0x021D6B10 +_020DC284: + bl CheckFlashTimer + mov r0, r7 + bl CTRDGi_ReadSrFunc + cmp r0, r6 + beq _020DC300 + ands r0, r0, #0x20 + beq _020DC2CC + mov r0, r7 + bl CTRDGi_ReadSrFunc +_020DC2A8: ; 0x020DC2A8 + cmp r6, r0 + beq _020DC300 + orr r0, r8, #0xa000 + mov r0, r0, lsl #0x10 + ldr r1, _020DC31C ; =0x0A005555 + mov r2, #0xf0 + strb r2, [r1, #0x0] + mov r5, r0, lsr #0x10 + b _020DC300 +_020DC2CC: + ldrh r0, [r4, #0x0] + cmp r0, #0x0 + beq _020DC284 + mov r0, r7 + bl CTRDGi_ReadSrFunc +_020DC2E0: ; 0x020DC2E0 + cmp r6, r0 + beq _020DC300 + orr r0, r8, #0xc000 + mov r0, r0, lsl #0x10 + ldr r1, _020DC31C ; =0x0A005555 + mov r2, #0xf0 + strb r2, [r1, #0x0] + mov r5, r0, lsr #0x10 +_020DC300: + bl CTRDG_IsExisting +_020DC304: ; 0x020DC304 + cmp r0, #0x0 + moveq r5, #0x1000 + mov r0, r5 + ldmia sp!, {r4-r8,lr} + bx lr + .balign 4 +_020DC318: .word 0x021D6B10 +_020DC31C: .word 0x0A005555 + + arm_func_start CTRDGi_PollingSR512kCOMMON +CTRDGi_PollingSR512kCOMMON: ; 0x020DC320 + stmdb sp!, {r4-r8,lr} + mov r4, r0 + mov r8, r1 + mov r7, r2 + mov r6, #0x0 + bl StartFlashTimer + ldr r5, _020DC3A8 ; =0x021D6B10 +_020DC33C: + mov r0, r8 + bl CTRDGi_ReadSrFunc + cmp r0, r7 + beq _020DC390 + ldrh r0, [r5, #0x0] + cmp r0, #0x0 + beq _020DC33C + mov r0, r8 + bl CTRDGi_ReadSrFunc +_020DC360: ; 0x020DC360 + cmp r7, r0 + beq _020DC390 + ldr r0, _020DC3AC ; =0x021D6B20 + ldr r0, [r0, #0x0] + ldrh r0, [r0, #0x18] + cmp r0, #0xc2 + ldreq r0, _020DC3B0 ; =0x0A005555 + moveq r1, #0xf0 + streqb r1, [r0, #0x0] + orr r0, r4, #0xc000 + mov r0, r0, lsl #0x10 + mov r6, r0, lsr #0x10 +_020DC390: + bl CTRDG_IsExisting +_020DC394: ; 0x020DC394 + cmp r0, #0x0 + moveq r6, #0x1000 + mov r0, r6 + ldmia sp!, {r4-r8,lr} + bx lr + .balign 4 +_020DC3A8: .word 0x021D6B10 +_020DC3AC: .word 0x021D6B20 +_020DC3B0: .word 0x0A005555 + + arm_func_start CTRDGi_ReadSrFunc +CTRDGi_ReadSrFunc: + ldrb r0, [r0, #0x0] + bx lr + + arm_func_start CheckFlashTimer +CheckFlashTimer: ; 0x020DC3BC + stmdb sp!, {lr} + sub sp, sp, #0x4 + bl OS_GetTick + ldr r3, _020DC420 ; =0x021D6B44 + ldr r2, _020DC424 ; =0x000082EA + ldr r12, [r3, #0x0] + ldr r3, [r3, #0x4] + subs r12, r0, r12 + sbc r0, r1, r3 + mov r1, r0, lsl #0x6 + orr r1, r1, r12, lsr #0x1a + mov r0, r12, lsl #0x6 + mov r3, #0x0 + bl _ll_udiv + ldr r2, _020DC428 ; =0x021D6B3C + ldr r3, [r2, #0x4] + ldr r2, [r2, #0x0] + cmp r3, r1 + cmpeq r2, r0 + ldrls r0, _020DC42C ; =0x021D6B10 + movls r1, #0x1 + strlsh r1, [r0, #0x0] + add sp, sp, #0x4 + ldmia sp!, {lr} + bx lr + .balign 4 +_020DC420: .word 0x021D6B44 +_020DC424: .word 0x000082EA +_020DC428: .word 0x021D6B3C +_020DC42C: .word 0x021D6B10 + + arm_func_start StartFlashTimer +StartFlashTimer: ; 0x020DC430 + stmdb sp!, {lr} + sub sp, sp, #0x4 + ldr r1, _020DC47C ; =0x021D6B28 + ldr r2, _020DC480 ; =0x021D6B10 + mov r3, #0x0 + ldr r1, [r1, #0x0] + strh r3, [r2, #0x0] + mov r0, r0, lsl #0x1 + ldrh r1, [r1, r0] + ldr r0, _020DC484 ; =0x021D6B3C + str r1, [r0, #0x0] + str r3, [r0, #0x4] + bl OS_GetTick + ldr r2, _020DC488 ; =0x021D6B44 + str r0, [r2, #0x0] + str r1, [r2, #0x4] + add sp, sp, #0x4 + ldmia sp!, {lr} + bx lr + .balign 4 +_020DC47C: .word 0x021D6B28 +_020DC480: .word 0x021D6B10 +_020DC484: .word 0x021D6B3C +_020DC488: .word 0x021D6B44 + + arm_func_start CTRDGi_ReadFlashID +CTRDGi_ReadFlashID: ; 0x020DC48C + stmdb sp!, {r4-r5,lr} + sub sp, sp, #0x4 + ldr r5, _020DC590 ; =0x04000208 + mov r0, #0x0 + ldrh r2, [r5, #0x0] + ldr r1, _020DC594 ; =0x021D6B38 + ldr r4, _020DC598 ; =0x0A005555 + strh r0, [r5, #0x0] + str r2, [r1, #0x0] + mov r3, #0xaa + ldr r2, _020DC59C ; =0x0A002AAA + strb r3, [r4, #0x0] + mov r3, #0x55 + strb r3, [r2, #0x0] + mov r2, #0x90 + strb r2, [r4, #0x0] + ldrh r2, [r5, #0x0] + ldr r1, [r1, #0x0] + strh r1, [r5, #0x0] + bl StartFlashTimer + ldr r4, _020DC5A0 ; =0x021D6B10 + ldrh r0, [r4, #0x0] + cmp r0, #0x0 + bne _020DC4FC +_020DC4EC: + bl CheckFlashTimer + ldrh r0, [r4, #0x0] + cmp r0, #0x0 + beq _020DC4EC +_020DC4FC: + ldr r0, _020DC5A4 ; =0x0A000001 + bl CTRDGi_ReadSrFunc + mov r4, r0, lsl #0x18 + mov r0, #0xa000000 + bl CTRDGi_ReadSrFunc + ldr ip, _020DC590 ; =0x04000208 + orr r4, r0, r4, lsr #0x10 + ldrh r2, [r12, #0x0] + mov r0, #0x0 + ldr r1, _020DC594 ; =0x021D6B38 + strh r0, [r12, #0x0] + ldr r5, _020DC598 ; =0x0A005555 + str r2, [r1, #0x0] + mov r3, #0xaa + ldr r2, _020DC59C ; =0x0A002AAA + strb r3, [r5, #0x0] + mov r3, #0x55 + strb r3, [r2, #0x0] + mov r2, #0xf0 + strb r2, [r5, #0x0] + strb r2, [r5, #0x0] + ldrh r2, [r12, #0x0] + ldr r1, [r1, #0x0] + strh r1, [r12, #0x0] + bl StartFlashTimer + ldr r5, _020DC5A0 ; =0x021D6B10 + ldrh r0, [r5, #0x0] + cmp r0, #0x0 + bne _020DC580 +_020DC570: + bl CheckFlashTimer + ldrh r0, [r5, #0x0] + cmp r0, #0x0 + beq _020DC570 +_020DC580: + mov r0, r4 + add sp, sp, #0x4 + ldmia sp!, {r4-r5,lr} + bx lr + .balign 4 +_020DC590: .word 0x04000208 +_020DC594: .word 0x021D6B38 +_020DC598: .word 0x0A005555 +_020DC59C: .word 0x0A002AAA +_020DC5A0: .word 0x021D6B10 +_020DC5A4: .word 0x0A000001 + + arm_func_start CTRDGi_SetFlashBankMx +CTRDGi_SetFlashBankMx: ; 0x020DC5A8 + ldr r3, _020DC5D4 ; =0x0A005555 + mov r2, #0xaa + ldr r1, _020DC5D8 ; =0x0A002AAA + strb r2, [r3, #0x0] + mov r2, #0x55 + strb r2, [r1, #0x0] + mov r1, #0xb0 + strb r1, [r3, #0x0] + mov r1, #0xa000000 + strb r0, [r1, #0x0] + bx lr + .balign 4 +_020DC5D4: .word 0x0A005555 +_020DC5D8: .word 0x0A002AAA |