1 files changed, 0 insertions, 378 deletions
diff --git a/arm9/lib/src/crt0.c b/arm9/lib/src/crt0.c
deleted file mode 100644
index 4e46cb63..00000000
--- a/arm9/lib/src/crt0.c
+++ /dev/null
@@ -1,378 +0,0 @@
-#include "nitro.h"
-#include "MI_uncompress.h"
-
-extern void NitroMain(void);
-extern void SDK_IRQ_STACKSIZE(void);
-extern void SDK_AUTOLOAD_START(void);
-extern void SDK_AUTOLOAD_LIST(void);
-extern void SDK_AUTOLOAD_LIST_END(void);
-extern void SDK_STATIC_BSS_START(void);
-extern void SDK_STATIC_BSS_END(void);
-extern void OS_IrqHandler(void);
-
-extern void *const _start_ModuleParams[];
-
-static void init_cp15(void);
-static void do_autoload(void);
-static void INITi_CpuClear32(register u32 data, register void *destp, register u32 size);
-void _start_AutoloadDoneCallback(void *argv[]);
-
-extern void __call_static_initializers(void);
-extern void _fp_init(void);
-void NitroStartUp(void);
-void _start(void);
-
-#define SDK_VERSION_ID ((3 << 24) | (2 << 16) | 30001)
-#define SDK_NITROCODE_LE 0x2106c0de
-#define SDK_NITROCODE_BE 0xdec00621
-
-ARM_FUNC asm void _start(void)
-{
-    //set IME to 0
-    mov r12, #0x4000000
-    str r12, [r12, #0x208]
-
-    //adjust VCOUNT
-_02000808:
-    ldrh r0, [r12, #6]
-    cmp r0, #0
-    bne _02000808
-
-    //init cp15
-    bl init_cp15
-
-    //init stack pointer
-    //SVC mode
-    mov r0, #OS_PROCMODE_SVC
-    msr CPSR_c, r0
-    ldr r0, =SDK_AUTOLOAD_DTCM_START
-    add r0, r0, #0x3fc0
-    mov sp, r0
-
-    //IRQ mode
-    mov r0, #OS_PROCMODE_IRQ
-    msr CPSR_c, r0
-    ldr r0, =SDK_AUTOLOAD_DTCM_START
-    add r0, r0, #0x3fc0
-    sub r0, r0, #HW_SVC_STACK_SIZE
-    sub sp, r0, #4
-    tst sp, #4
-    subeq sp, sp, #4
-
-    //system mode
-    ldr r1, =SDK_IRQ_STACKSIZE
-    sub r1, r0, r1
-    mov r0, #OS_PROCMODE_SYS
-    msr CPSR_csfx, r0
-    sub sp, r1, #4
-
-    //clear memory
-    //DTCM
-    mov r0, #0
-    ldr r1, =SDK_AUTOLOAD_DTCM_START
-    mov r2, #HW_DTCM_SIZE
-    bl INITi_CpuClear32
-
-    //BG/OBJ palette
-    mov r0, #0
-    ldr r1, =HW_PLTT
-    mov r2, #HW_PLTT_SIZE
-    bl INITi_CpuClear32
-
-    //OAM
-    mov r0, #0x0200
-    ldr r1, =HW_OAM
-    mov r2, #HW_OAM_SIZE
-    bl INITi_CpuClear32
-
-    //load autoload block and init bss
-    ldr r1, =_start_ModuleParams
-    ldr r0, [r1, #20]
-    bl MIi_UncompressBackward
-    bl do_autoload
-
-    //fill static bss with 0
-    ldr r0, =_start_ModuleParams
-    ldr r1, [r0, #12]
-    ldr r2, [r0, #16]
-    mov r3, r1
-    mov r0, #0
-_020008B4:
-    cmp r1, r2
-    strcc r0, [r1], #4
-    bcc _020008B4
-
-    //flush static bss region
-    bic r1, r3, #HW_CACHE_LINE_SIZE - 1
-_020008C4:
-    mcr p15, 0, r0, c7, c10, 4 //Drain Write Buffer
-    mcr p15, 0, r1, c7, c5, 1 //Invalidate Instruction Cache Line VA
-    mcr p15, 0, r1, c7, c14, 1 //Clean and Invalidate Data Cache Line VA
-    add r1, r1, #HW_CACHE_LINE_SIZE
-    cmp r1, r2
-    blt _020008C4
-
-    //print buffer
-    ldr r1, =HW_COMPONENT_PARAM
-    str r0, [r1, #0]
-
-    //set interrput vector
-    ldr r1, =SDK_AUTOLOAD_DTCM_START
-    add r1, r1, #0x3fc0
-    add r1, r1, #HW_DTCM_SYSRV_OFS_INTR_VECTOR
-    ldr r0, =OS_IrqHandler
-    str r0, [r1, #0]
-
-    bl _fp_init
-    bl NitroStartUp
-    bl __call_static_initializers
-
-    //start
-    ldr r1, =NitroMain
-    ldr lr, =HW_RESET_VECTOR
-
-    tst sp, #4
-    subne sp, sp, #4
-    bx r1
-}
-
-ARM_FUNC static asm void INITi_CpuClear32(register u32 data, register void *destp, register u32 size)
-{
-    add r12, r1, r2
-_02000940:
-    cmp r1, r12
-    stmltia r1!, {r0}
-    blt _02000940
-    bx lr
-}
-
-void   *const _start_ModuleParams[] = {
-        (void *)SDK_AUTOLOAD_LIST,
-        (void *)SDK_AUTOLOAD_LIST_END,
-        (void *)SDK_AUTOLOAD_START,
-        (void *)SDK_STATIC_BSS_START,
-        (void *)SDK_STATIC_BSS_END,
-        (void *)0,                         // CompressedStaticEnd
-        (void *)SDK_VERSION_ID,            // SDK version info
-        (void *)SDK_NITROCODE_BE,          // Checker 1
-        (void *)SDK_NITROCODE_LE,          // Checker 2
-};
-
-ARM_FUNC asm void MIi_UncompressBackward(register void *bottom)
-{
-    cmp r0, #0
-    beq _020009F8
-    stmfd sp!, {r4-r7}
-    ldmdb r0, {r1-r2}
-    add r2, r0, r2
-    sub r3, r0, r1, lsr #24
-    bic r1, r1, #0xff000000
-    sub r1, r0, r1
-    mov r4, r2
-_02000974:
-    cmp r3, r1
-    ble _020009D4
-    ldrb r5, [r3, #-1]!
-    mov r6, #8
-_02000984:
-    subs r6, r6, #1
-    blt _02000974
-    tst r5, #0x80
-    bne _020009A0
-
-    ldrb r0, [r3, #-1]!
-    strb r0, [r2, #-1]!
-    b _020009C8
-_020009A0:
-    ldrb r12, [r3, #-1]!
-    ldrb r7, [r3, #-1]!
-    orr r7, r7, r12, lsl #8
-    bic r7, r7, #0xf000
-    add r7, r7, #0x0002
-    add r12, r12, #0x0020
-_020009B8:
-    ldrb r0, [r2, r7]
-    strb r0, [r2, #-1]!
-    subs r12, r12, #0x0010
-    bge _020009B8
-_020009C8:
-    cmp r3, r1
-    mov r5, r5, lsl #1
-    bgt _02000984
-_020009D4:
-    mov r0, #0
-    bic r3, r1, #HW_CACHE_LINE_SIZE - 1
-_020009DC:
-    mcr p15, 0, r0, c7, c10, 4 //Drain Write Buffer
-    mcr p15, 0, r3, c7, c5, 1 //Invalidate Instruction Cache Line VA
-    mcr p15, 0, r3, c7, c14, 1 //Clean and Invalidate Data Cache Line VA
-    add r3, r3, #HW_CACHE_LINE_SIZE
-    cmp r3, r4
-    blt _020009DC
-
-    ldmfd sp!, {r4-r7}
-_020009F8:
-    bx lr
-}
-
-ARM_FUNC static asm void do_autoload(void)
-{
-    ldr r0, =_start_ModuleParams
-    ldr r1, [r0, #0]
-    ldr r2, [r0, #4]
-    ldr r3, [r0, #8]
-
-_02000A0C:
-    cmp r1, r2
-    beq _02000A6C
-
-    ldr r5, [r1], #4
-    ldr r7, [r1], #4
-    add r6, r5, r7
-    mov r4, r5
-_02000A24:
-    cmp r4, r6
-    ldrmi r7, [r3], #4
-    strmi r7, [r4], #4
-    bmi _02000A24
-
-    //fill bss with 0
-    ldr r7, [r1], #4
-    add r6, r4, r7
-    mov r7, #0
-_02000A40:
-    cmp r4, r6
-    strcc r7, [r4], #4
-    bcc _02000A40
-
-    bic r4, r5, #HW_CACHE_LINE_SIZE - 1
-_02000A50:
-    mcr p15, 0, r7, c7, c10, 4 //Drain Write Buffer
-    mcr p15, 0, r4, c7, c5, 1 //Invalidate Instruction Cache Line VA
-    mcr p15, 0, r4, c7, c14, 1 //Clean and Invalidate Data Cache Line VA
-    add r4, r4, #HW_CACHE_LINE_SIZE
-    cmp r4, r6
-    blt _02000A50
-
-    b _02000A0C
-
-_02000A6C:
-    b _start_AutoloadDoneCallback
-}
-
-ARM_FUNC asm void _start_AutoloadDoneCallback(void *argv[])
-{
-    bx lr
-}
-
-#define SET_PROTECTION_A(id, addr, size)        ldr r0, =(addr|HW_C6_PR_##size|HW_C6_PR_ENABLE)
-#define SET_PROTECTION_B(id, addr, size)        mcr p15, 0, r0, c6, id, 0
-#define REGION_BIT(a,b,c,d,e,f,g,h)     (((a)<<0)|((b)<<1)|((c)<<2)|((d)<<3)|((e)<<4)|((f)<<5)|((g)<<6)|((h)<<7))
-#define REGION_ACC(a,b,c,d,e,f,g,h)     (((a)<<0)|((b)<<4)|((c)<<8)|((d)<<12)|((e)<<16)|((f)<<20)|((g)<<24)|((h)<<28))
-ARM_FUNC static asm void init_cp15(void)
-{
-    //Disable TCM/Cache/Protection Unit
-    mrc p15, 0, r0, c1, c0, 0 //Save Control Register
-
-    /*
-     * The following bits are disabled
-     * * Instruction Cache
-     * * Data/Unified Cache
-     * * ITCM
-     * * DTCM
-     * * ITCM Load Mode
-     * * DTCM Load Mode
-     * * LD Interwork Disable
-     * * Protection Unit Enable
-     */
-    ldr r1, =0x000f9005
-    bic r0, r0, r1
-    mcr p15, 0, r0, c1, c0, 0 //Set Control Register
-
-    //Disable Cache
-    mov r0, #0
-    mcr p15, 0, r0, c7, c5, 0 //Invalidate Entire Instruction Cache
-    mcr p15, 0, r0, c7, c6, 0 //Invalidate Entire Data Cache
-
-    mcr p15, 0, r0, c7, c10, 4 //Drain Write Buffer
-
-    SET_PROTECTION_A(c0, HW_IOREG, 64MB) //Protection Unit Unified Region
-    SET_PROTECTION_B(c0, HW_IOREG, 64MB)
-
-    SET_PROTECTION_A(c1, HW_MAIN_MEM, 8MB)
-    SET_PROTECTION_B(c1, HW_MAIN_MEM, 8MB)
-
-    SET_PROTECTION_A(c2, HW_MAIN_MEM_SUB, 128KB)
-    SET_PROTECTION_B(c2, HW_MAIN_MEM_SUB, 128KB)
-
-    SET_PROTECTION_A(c3, HW_CTRDG_ROM, 128MB)
-    SET_PROTECTION_B(c3, HW_CTRDG_ROM, 128MB)
-
-    ldr r0, =SDK_AUTOLOAD_DTCM_START
-    orr r0, r0, #0x1a
-    orr r0, r0, #1
-    SET_PROTECTION_B(c4, HW_DTCM, 16KB)
-
-    SET_PROTECTION_A(c5, HW_ITCM_IMAGE, 16MB)
-    SET_PROTECTION_B(c5, HW_ITCM_IMAGE, 16MB)
-
-    SET_PROTECTION_A(c6, HW_BIOS, 32KB)
-    SET_PROTECTION_B(c6, HW_BIOS, 32KB)
-
-    SET_PROTECTION_A(c7, HW_MAIN_MEM_SHARED, 4KB)
-    SET_PROTECTION_B(c7, HW_MAIN_MEM_SHARED, 4KB)
-
-    mov r0, #HW_C9_TCMR_32MB
-    mcr p15, 0, r0, c9, c1, 1 //ITCM Size/Base
-
-    ldr r0, =SDK_AUTOLOAD_DTCM_START
-    orr r0, r0, #HW_C9_TCMR_16KB
-    mcr p15, 0, r0, c9, c1, 0 //DTCM Size/Base
-
-    mov r0, #REGION_BIT(0,1,0,0,0,0,1,0)
-    mcr p15, 0, r0, c2, c0, 1 //Cache Bits for Instruction Protection Region
-
-    mov r0, #REGION_BIT(0,1,0,0,0,0,1,0)
-    mcr p15, 0, r0, c2, c0, 0 //Cache Bits for Data Protection Region
-
-    mov r0, #REGION_BIT(0,1,0,0,0,0,0,0)
-    mcr p15, 0, r0, c3, c0, 0 //Cache Write Buffer Bits for Data Protection Region
-
-    ldr r0, =REGION_ACC(1,1,0,0,0,1,5,0)
-    mcr p15, 0, r0, c5, c0, 3 //Extended Access Permission Instruction Protection Region
-
-    ldr r0, =REGION_ACC(1,1,0,1,1,1,5,1)
-    mcr p15, 0, r0, c5, c0, 2 //Extended Access Permission Data Protection Region
-
-    mrc p15, 0, r0, c1, c0, 0 //Save Control Register
-
-    /*
-     * The following bits are enabled
-     * * Instruction Cache
-     * * Data Cache
-     * * Cache Replacement - Round Robin
-     * * ITCM
-     * * DTCM
-     * * SB1 Bit Set
-     * * Exception Vectors
-     * * Protection Unit
-     */
-    ldr r1, =0x0005707D
-    orr r0, r0, r1
-    mcr p15, 0, r0, c1, c0, 0 //Set Control Register
-
-    bx lr
-}
-#undef SET_PROTECTION_A
-#undef SET_PROTECTION_B
-#undef REGION_BIT
-#undef REGION_ACC
-
-ARM_FUNC void NitroStartUp(void)
-{
-}
-
-ARM_FUNC void OSi_ReferSymbol(void *symbol)
-{
-#pragma unused(symbol)
-}