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iwram init done
This commit is contained in:
DizzyEggg
parent
0c53d4011f
commit
bdae856769
7
Makefile
7
Makefile
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@ -261,17 +261,14 @@ $(BUILD_DIR)/sym_ewram.ld: sym_ewram.txt
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$(BUILD_DIR)/sym_iwram.ld: sym_iwram.txt
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$(RAMSCRGEN) iwram_data $< ENGLISH > $@
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$(BUILD_DIR)/sym_iwram_2.ld: sym_iwram_2.txt
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$(RAMSCRGEN) iwram_data_2 $< ENGLISH > $@
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$(BUILD_DIR)/sym_ewram_init.ld: sym_ewram_init.txt
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$(RAMSCRGEN) ewram_init $< ENGLISH > $@
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$(BUILD_DIR)/sym_iwram_init.ld: sym_iwram_init.txt
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$(RAMSCRGEN) iwram_init $< ENGLISH > $@
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$(LD_SCRIPT): ld_script.txt $(BUILD_DIR)/sym_ewram.ld $(BUILD_DIR)/sym_ewram_init.ld $(BUILD_DIR)/sym_iwram.ld $(BUILD_DIR)/sym_iwram_2.ld $(BUILD_DIR)/sym_iwram_init.ld
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$(LD_SCRIPT): ld_script.txt $(BUILD_DIR)/sym_ewram.ld $(BUILD_DIR)/sym_ewram_init.ld $(BUILD_DIR)/sym_iwram.ld $(BUILD_DIR)/sym_iwram_init.ld
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cd $(BUILD_DIR) && sed -e "s#tools/#../../tools/#g" ../../ld_script.txt >ld_script.ld
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$(ELF): $(LD_SCRIPT) $(ALL_OBJECTS) $(LIBC) libagbsyscall tools
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@ -142,6 +142,7 @@ _08272860:
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pop {r0}
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bx r0
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thumb_func_end sub_8272774
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thumb_func_start sub_8272870
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sub_8272870:
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@ -311,6 +312,7 @@ _08272994:
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pop {r0}
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bx r0
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thumb_func_end sub_8272884
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thumb_func_start sub_82729A4
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sub_82729A4:
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@ -426,7 +428,7 @@ _08272A5A:
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pop {r0}
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bx r0
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thumb_func_end sub_82729B8
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thumb_func_start sub_8272A78
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sub_8272A78:
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push {lr}
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@ -7,7 +7,6 @@
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#define FALSE 0
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#define IWRAM_DATA __attribute__((section("iwram_data")))
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#define IWRAM_DATA_2 __attribute__((section("iwram_data_2")))
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#define EWRAM_DATA __attribute__((section("ewram_data")))
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#define EWRAM_LIB __attribute__((section("ewram_lib"))) // Used only for agb flash and m4a
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#define EWRAM_INIT __attribute__((section("ewram_init")))
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@ -37,6 +37,7 @@ SECTIONS {
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{
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iwram_start = .;
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INCLUDE "sym_iwram.ld"
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iwram_end = .;
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} > IWRAM
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/* BEGIN ROM DATA */
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@ -747,28 +748,25 @@ SECTIONS {
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iwram_init :
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ALIGN(4)
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{
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iwram_init_start = .;
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INCLUDE "sym_iwram_init.ld"
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src/code_8272724.o(.text);
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asm/code_8272724.o(.text);
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iwram_init_end = .;
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} > IWRAM AT>ROM
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unk_code = LOADADDR(iwram_init);
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unk_code_section :
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ALIGN(4)
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{
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src/code_8272724.o(.text);
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asm/code_8272724.o(.text);
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unk_code_end = .;
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} > ROM =0
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IWRAM_INIT_ROM_START = LOADADDR(iwram_init);
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iwram_data_2 (NOLOAD) :
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iwram_lib (NOLOAD) :
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ALIGN(4)
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{
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INCLUDE "sym_iwram_2.ld"
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end = .; /* This is needed for the libc.a function _sbrk */
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. = 0x2090;
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gUnknown_3004000 = .; /* Used by sub_80001E0 */
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} > IWRAM
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unk_code_section_size = (unk_code_end - unk_code);
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unk_code_ram_end = unk_code_ram + unk_code_section_size;
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end = unk_code_ram_end;
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unk_data 0x8300000 :
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ALIGN(4)
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{
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@ -1,6 +1,6 @@
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#include "global.h"
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IWRAM_DATA_2 u32 gUnknown_3004000 = {0};
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extern u32 gUnknown_3004000;
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// unused, returns stack pointer
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u32 sub_80001DC() {
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16
src/main.c
16
src/main.c
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@ -22,12 +22,12 @@ extern u8 ewram_end[]; // Force a second storage in the asm
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extern u8 ewram_init_start[];
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extern u8 ewram_init_end[];
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extern u8 iwram_start[];
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extern u8 iwramClearEnd[];
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extern u8 unk_code[];
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extern u8 unk_code_ram[];
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extern u8 unk_code_ram_end[];
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extern u8 iwram_end[];
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extern u8 iwram_init_start[];
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extern u8 iwram_init_end[];
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extern const u8 EWRAM_INIT_ROM_START[];
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extern const u8 IWRAM_INIT_ROM_START[];
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UNUSED static const char sStringRomUserData[] = "PKD ROM USER DATA 000000";
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@ -56,12 +56,12 @@ void AgbMain(void)
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CpuSet(&value, ewram_start, CPU_SET_SRC_FIXED | CPU_SET_32BIT | (((ewram_end - ewram_start) / 4) & 0x1FFFFF));
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}
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if (unk_code_ram_end - unk_code_ram > 0)
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CpuCopy32(unk_code, unk_code_ram, unk_code_ram_end - unk_code_ram);
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if (iwram_init_end - iwram_init_start > 0)
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CpuCopy32(IWRAM_INIT_ROM_START, iwram_init_start, iwram_init_end - iwram_init_start);
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if (iwramClearEnd - iwram_start > 0) {
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if (iwram_end - iwram_start > 0) {
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memset(value, 0, sizeof(value));
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CpuSet(&value, iwram_start, CPU_SET_SRC_FIXED | CPU_SET_32BIT | (((iwramClearEnd - iwram_start) / 4) & 0x1FFFFF));
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CpuSet(&value, iwram_start, CPU_SET_SRC_FIXED | CPU_SET_32BIT | (((iwram_end - iwram_start) / 4) & 0x1FFFFF));
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}
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REG_WIN0H = 0;
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17
src/text.c
17
src/text.c
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@ -41,15 +41,16 @@ EWRAM_DATA static u32 sTextShadowMask = 0; // Some text color info is stored; re
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EWRAM_DATA static u8 sDrawTextShadow = 0;
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EWRAM_DATA ALIGNED(4) u16 gUnknown_202B038[4][32][32] = {0};
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extern ALIGNED(4) u8 gUnkIwramFunc1Buffer[];
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extern ALIGNED(4) u8 gUnkIwramFunc2Buffer[];
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extern ALIGNED(4) u8 gUnkIwramFunc3Buffer[];
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extern ALIGNED(4) u8 gUnkIwramFunc4Buffer[];
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extern void sub_8272760(s32 a0);
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extern void sub_8272870(s32 a0);
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extern void sub_82729A4(s32 a0);
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extern void sub_8272A78(s32 a0);
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// Despite these not being used anywhere in this file, file order and usage point to these variables being declared here
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EWRAM_INIT void (*gUnknown_203B080)(s32 a0) = (void *) &gUnkIwramFunc1Buffer[1]; // + 1 because the function is in thumb!
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EWRAM_INIT void (*gUnknown_203B084)(s32 a0) = (void *) &gUnkIwramFunc2Buffer[1]; // + 1 because the function is in thumb!
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EWRAM_INIT void (*gUnknown_203B088)(s32 a0) = (void *) &gUnkIwramFunc3Buffer[1]; // + 1 because the function is in thumb!
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EWRAM_INIT void (*gUnknown_203B08C)(s32 a0) = (void *) &gUnkIwramFunc4Buffer[1]; // + 1 because the function is in thumb!
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EWRAM_INIT void (*gUnknown_203B080)(s32 a0) = sub_8272760;
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EWRAM_INIT void (*gUnknown_203B084)(s32 a0) = sub_8272870;
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EWRAM_INIT void (*gUnknown_203B088)(s32 a0) = sub_82729A4;
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EWRAM_INIT void (*gUnknown_203B08C)(s32 a0) = sub_8272A78;
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// This variable is only used in InitGraphics function, which could or could not belong to text.c
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EWRAM_INIT u8 gUnknown_203B090 = 0;
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@ -16,7 +16,3 @@ gUnknown_3001018: /* 3001018 */
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.include "src/code_8094D28.o"
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iwramClearEnd:
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@ -1,14 +0,0 @@
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.align 2
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gUnkIwramFunc1Buffer: /* 3001B94 */
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.space 0x110
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gUnkIwramFunc2Buffer: /* 3001CA4 */
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.space 0x134
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gUnkIwramFunc3Buffer: /* 3001DD8 */
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.space 0xD4
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gUnkIwramFunc4Buffer: /* 3001EAC */
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.space 0x2154
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.include "src/code_80001DC.o"
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@ -1,7 +1,5 @@
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.align 2
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unk_code_ram: /* 3001B58 */
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.include "src/code_80035F0.o"
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.include "src/code_8023144.o"
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.include "src/code_8023868.o"
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