diff options
Diffstat (limited to 'arm9/asm/OS_vramExclusive.s')
-rw-r--r-- | arm9/asm/OS_vramExclusive.s | 138 |
1 files changed, 0 insertions, 138 deletions
diff --git a/arm9/asm/OS_vramExclusive.s b/arm9/asm/OS_vramExclusive.s deleted file mode 100644 index ca2caade..00000000 --- a/arm9/asm/OS_vramExclusive.s +++ /dev/null @@ -1,138 +0,0 @@ - .include "asm/macros.inc" - .include "global.inc" - - .section .bss - - .global OSi_vramExclusive -OSi_vramExclusive: ; 0x021D37E4 - .space 0x4 - - .global OSi_vramLockId -OSi_vramLockId: ; 0x021D37E8 - .space 0x14 - - .text - - arm_func_start OsCountZeroBits -OsCountZeroBits: ; 0x020CD5BC - clz r0, r0 - bx lr - - arm_func_start OSi_UnlockVram -OSi_UnlockVram: ; 0x020CD5C4 - stmdb sp!, {r4-r10,lr} - mov r5, r0 - mov r10, r1 - bl OS_DisableInterrupts - ldr r4, _020CD640 ; =OSi_vramExclusive - ldr r1, _020CD644 ; =0x000001FF - ldr r2, [r4, #0x0] - mov r8, r0 - and r0, r5, r2 - and r9, r0, r1 - ldr r6, _020CD648 ; =OSi_vramLockId - mov r7, #0x1 - mov r5, #0x0 -_020CD5F8: - mov r0, r9 - bl OsCountZeroBits - rsbs r2, r0, #0x1f - bmi _020CD630 - mov r1, r2, lsl #0x1 - ldrh r0, [r6, r1] - mvn r2, r7, lsl r2 - cmp r10, r0 - ldreq r0, [r4, #0x0] - and r9, r9, r2 - andeq r0, r0, r2 - streqh r5, [r6, r1] - streq r0, [r4, #0x0] - b _020CD5F8 -_020CD630: - mov r0, r8 - bl OS_RestoreInterrupts - ldmia sp!, {r4-r10,lr} - bx lr - .balign 4 -_020CD640: .word OSi_vramExclusive -_020CD644: .word 0x000001FF -_020CD648: .word OSi_vramLockId - - arm_func_start OSi_TryLockVram -OSi_TryLockVram: ; 0x020CD64C - stmdb sp!, {r4-r9,lr} - sub sp, sp, #0x4 - mov r6, r0 - mov r8, r1 - bl OS_DisableInterrupts - ldr r1, _020CD714 ; =OSi_vramExclusive - mov r7, r0 - ldr r0, [r1, #0x0] - and r5, r6, r0 - ldr sb, _020CD718 ; =OSi_vramLockId - mov r4, #0x1 -_020CD678: - mov r0, r5 - bl OsCountZeroBits - rsbs r1, r0, #0x1f - bmi _020CD6B8 - mov r0, r1, lsl #0x1 - ldrh r0, [r9, r0] - mvn r1, r4, lsl r1 - cmp r8, r0 - and r5, r5, r1 - beq _020CD678 - mov r0, r7 - bl OS_RestoreInterrupts - add sp, sp, #0x4 - mov r0, #0x0 - ldmia sp!, {r4-r9,lr} - bx lr -_020CD6B8: - ldr r0, _020CD71C ; =0x000001FF - and r6, r6, r0 - ldr r4, _020CD718 ; =OSi_vramLockId - ldr sb, _020CD714 ; =OSi_vramExclusive - mov r5, #0x1 -_020CD6CC: - mov r0, r6 - bl OsCountZeroBits - rsbs r1, r0, #0x1f - bmi _020CD6FC - ldr r0, [r9, #0x0] - mvn r2, r5, lsl r1 - orr r0, r0, r5, lsl r1 - mov r1, r1, lsl #0x1 - strh r8, [r4, r1] - str r0, [r9, #0x0] - and r6, r6, r2 - b _020CD6CC -_020CD6FC: - mov r0, r7 - bl OS_RestoreInterrupts - mov r0, #0x1 - add sp, sp, #0x4 - ldmia sp!, {r4-r9,lr} - bx lr - .balign 4 -_020CD714: .word OSi_vramExclusive -_020CD718: .word OSi_vramLockId -_020CD71C: .word 0x000001FF - - arm_func_start OSi_InitVramExclusive -OSi_InitVramExclusive: ; 0x020CD720 - ldr r0, _020CD74C ; =OSi_vramExclusive - mov r3, #0x0 - str r3, [r0, #0x0] - ldr r0, _020CD750 ; =OSi_vramLockId - mov r2, r3 -_020CD734: - mov r1, r3, lsl #0x1 - add r3, r3, #0x1 - strh r2, [r0, r1] - cmp r3, #0x9 - blt _020CD734 - bx lr - .balign 4 -_020CD74C: .word OSi_vramExclusive -_020CD750: .word OSi_vramLockId |