diff options
Diffstat (limited to 'asm/crt0.s')
| -rw-r--r-- | asm/crt0.s | 240 |
1 files changed, 0 insertions, 240 deletions
diff --git a/asm/crt0.s b/asm/crt0.s deleted file mode 100644 index 0d891141e..000000000 --- a/asm/crt0.s +++ /dev/null @@ -1,240 +0,0 @@ - .include "constants/gba_constants.inc" - .include "constants/misc_constants.inc" - .include "constants/version.inc" - - .syntax unified - - .global Start - - .text - - .arm - -_start: @ 8000000 - b start_vector - - .include "asm/rom_header.inc" - -@ 80000C0 - .word 0 - - .global GPIOPortData -GPIOPortData: @ 80000C4 - .hword 0 - - .global GPIOPortDirection -GPIOPortDirection: @ 80000C6 - .hword 0 - - .global GPIOPortReadEnable -GPIOPortReadEnable: @ 80000C8 - .hword 0 - - .space 6 - -@ 80000D0 - - .4byte 0xFFFFFFFF - .4byte 0xFFFFFFFF - .4byte 0xFFFFFFFF - .4byte 0xFFFFFFFF - .4byte 0xFFFFFFFF - .4byte 0xFFFFFFFF - .4byte 0xFFFFFFFF - .4byte 0xFFFFFFFF - .4byte 0xFFFFFFFF - .4byte 0xFFFFFFFF - .4byte 0xFFFFFFFF - .4byte 0xFFFFFFFF - -@ 8000100 - .global CartIdent -CartIdent: - .4byte GAME_VERSION - .4byte GAME_LANGUAGE -.game_name: - .ifdef FIRERED - .ascii "pokemon red version" - .else - .ifdef LEAFGREEN - .ascii "pokemon green version" - .endif - .endif - .space .game_name+0x20-. - .4byte gMonFrontPicTable - .4byte gMonBackPicTable - .4byte gMonPaletteTable - .4byte gMonShinyPaletteTable - .4byte gMonIconTable - .4byte gMonIconPaletteIndices - .4byte gMonIconPaletteTable - .4byte gSpeciesNames - .4byte gMoveNames - .4byte gDecorations - .4byte 0xEE0 @ offsetof(struct SaveBlock1, flags) - .4byte 0x1000 @ offsetof(struct SaveBlock1, vars) - .4byte 0x18 @ offsetof(struct SaveBlock2, pokedex) - .4byte 0x5F8 @ offsetof(struct SaveBlock1, seen1) - .4byte 0x3A18 @ offsetof(struct SaveBlock1, seen2) - .4byte 0x3C - .4byte 0x838 - .4byte 0x839 - .4byte 0x182 - .4byte 0xA0A0A07 - .4byte 0xC060C0C - .4byte 0xC121006 - .4byte 0x8010B0F - .4byte 0xC - .4byte 0xF24 @ sizeof(struct SaveBlock2) - .4byte 0x3D68 @ sizeof(struct SaveBlock1) - .4byte 0x34 @ offsetof(struct SaveBlock1, playerPartyCount) - .4byte 0x38 @ offsetof(struct SaveBlock1, playerParty) - .4byte 9 @ offsetof(struct SaveBlock2, specialSaveWarp) - .4byte 0xA @ offsetof(struct SaveBlock2, playerTrainerId) - .4byte 0 @ offsetof(struct SaveBlock2, playerName) - .4byte 8 @ offsetof(struct SaveBlock2, playerGender) - - .4byte 0xAD @ offsetof(struct SaveBlock2, ?????? (0xAD)) - .4byte 0xAD @ offsetof(struct SaveBlock2, ?????? (0xAD)) - .4byte 0x30BB - .4byte 0x30A7 - .4byte 0 - .4byte gBaseStats - .4byte gAbilityNames - .4byte gAbilityDescriptionPointers - .4byte gItems - .4byte gBattleMoves - .4byte gBallSpriteSheets - .4byte gBallSpritePalettes - .4byte 0xA8 - .4byte 0x82C - .4byte 0x83B - .4byte 0x3A0D1E2A - .4byte 0x1E2B - .4byte 0x298 @ offsetof(struct SaveBlock1, pcItems) // maybe all items were in a struct together? - .4byte 0x309C @ offsetof(struct SaveBlock1, giftRibbons) - .4byte 0x30EC @ offsetof(struct SaveBlock1, enigmaBerry) - .4byte 0x34 @ size of SaveBlock1 map header reconstruction data? - .4byte 0 - .4byte 0xFFFFFFFF - - .arm - .align 2, 0 - .global start_vector -start_vector: - mov r0, #PSR_IRQ_MODE - msr cpsr_cf, r0 - ldr sp, sp_irq - mov r0, #PSR_SYS_MODE - msr cpsr_cf, r0 - ldr sp, sp_usr - ldr r1, =INTR_VECTOR - adr r0, intr_main - str r0, [r1] - ldr r1, =AgbMain - mov lr, pc - bx r1 - b start_vector - - .align 2, 0 -sp_usr: .word IWRAM_END - 0x1C0 -sp_irq: .word IWRAM_END - 0x60 - - .pool - - .arm - .align 2, 0 - .global intr_main -intr_main: - mov r3, #REG_BASE - add r3, r3, #OFFSET_REG_IE - ldr r2, [r3] - ldrh r1, [r3, #REG_IME - REG_IE] - mrs r0, spsr - stmdb sp!, {r0-r3,lr} - mov r0, #0 - strh r0, [r3, #REG_IME - REG_IE] - and r1, r2, r2, lsr #16 - mov r12, #0 - ands r0, r1, #INTR_FLAG_VCOUNT - bne jump_intr - add r12, r12, 0x4 - mov r0, 0x1 - strh r0, [r3, #REG_IME - REG_IE] - ands r0, r1, #INTR_FLAG_SERIAL - bne jump_intr - add r12, r12, 0x4 - ands r0, r1, #INTR_FLAG_TIMER3 - bne jump_intr - add r12, r12, 0x4 - ands r0, r1, #INTR_FLAG_HBLANK - bne jump_intr - add r12, r12, 0x4 - ands r0, r1, #INTR_FLAG_VBLANK - bne jump_intr - add r12, r12, 0x4 - ands r0, r1, #INTR_FLAG_TIMER0 - bne jump_intr - add r12, r12, 0x4 - ands r0, r1, #INTR_FLAG_TIMER1 - bne jump_intr - add r12, r12, 0x4 - ands r0, r1, #INTR_FLAG_TIMER2 - bne jump_intr - add r12, r12, 0x4 - ands r0, r1, #INTR_FLAG_DMA0 - bne jump_intr - add r12, r12, 0x4 - ands r0, r1, #INTR_FLAG_DMA1 - bne jump_intr - add r12, r12, 0x4 - ands r0, r1, #INTR_FLAG_DMA2 - bne jump_intr - add r12, r12, 0x4 - ands r0, r1, #INTR_FLAG_DMA3 - bne jump_intr - add r12, r12, 0x4 - ands r0, r1, #INTR_FLAG_KEYPAD - bne jump_intr - add r12, r12, 0x4 - ands r0, r1, #INTR_FLAG_GAMEPAK - strbne r0, [r3, #REG_SOUNDCNT_X - REG_IE] -loop: - bne loop @ spin -jump_intr: - strh r0, [r3, #REG_IF - REG_IE] - bic r2, r2, r0 - ldr r0, =gSTWIStatus - ldr r0, [r0] - ldrb r0, [r0, 0xA] - mov r1, #INTR_FLAG_TIMER0 - lsl r0, r1, r0 - orr r0, r0, #INTR_FLAG_GAMEPAK - orr r1, r0, #INTR_FLAG_SERIAL | INTR_FLAG_TIMER3 | INTR_FLAG_VCOUNT | INTR_FLAG_HBLANK - and r1, r1, r2 - strh r1, [r3, #0] - mrs r3, cpsr - bic r3, r3, #PSR_I_BIT | PSR_F_BIT | PSR_MODE_MASK - orr r3, r3, #PSR_SYS_MODE - msr cpsr_cf, r3 - ldr r1, =gIntrTable - add r1, r1, r12 - ldr r0, [r1] - stmdb sp!, {lr} - adr lr, intr_return - bx r0 -intr_return: - ldmia sp!, {lr} - mrs r3, cpsr - bic r3, r3, #PSR_I_BIT | PSR_F_BIT | PSR_MODE_MASK - orr r3, r3, #PSR_I_BIT | PSR_IRQ_MODE - msr cpsr_cf, r3 - ldmia sp!, {r0-r3,lr} - strh r2, [r3, #0] - strh r1, [r3, #REG_IME - REG_IE] - msr spsr_cf, r0 - bx lr - - .pool - - .align 2, 0 @ Don't pad with nop. |