diff options
Diffstat (limited to 'src/link_rfu.c')
| -rw-r--r-- | src/link_rfu.c | 171 |
1 files changed, 170 insertions, 1 deletions
diff --git a/src/link_rfu.c b/src/link_rfu.c index f654b9430..7f4a3695b 100644 --- a/src/link_rfu.c +++ b/src/link_rfu.c @@ -2,6 +2,7 @@ // Includes #include "global.h" #include "link.h" +#include "librfu.h" #include "link_rfu.h" // Static type declarations @@ -9,12 +10,180 @@ struct UnkRfuStruct_1 gUnknown_03004140; // Static RAM declarations -IWRAM_DATA u8 gUnknown_03000D78[8]; +IWRAM_DATA u8 gUnknown_03000D74; +ALIGNED(4) IWRAM_DATA u8 gUnknown_03000D78[8]; IWRAM_DATA u8 gUnknown_03000D80[16]; IWRAM_DATA u16 gUnknown_03000D90[8]; // Static ROM declarations +void sub_800C000(void); +void sub_800CEB0(u16 unk0); +void sub_800C7B4(u16 unk0, u16 unk1); +void sub_800D30C(u8 a0, u8 a1); +void sub_800D610(void); + // .rodata // .text + +u32 sub_800BEC0(void) +{ + u32 r4; + + r4 = rfu_REQBN_softReset_and_checkID(); + if (r4 == 0x8001) + { + gUnknown_03004140.unk_08 = 1; + } + if (gUnknown_03004140.unk_04 != 0x17 && gUnknown_03004140.unk_04 != 0x01) + { + gUnknown_03004140.unk_05 = 0; + gUnknown_03004140.unk_04 = 0; + } + gUnknown_03004140.unk_07 = 0; + gUnknown_03004140.unk_0d = 0; + gUnknown_03004140.unk_01 = 0; + gUnknown_03004140.unk_00 = 0; + gUnknown_03004140.unk_06 = -1; + sub_800D610(); + return r4; +} + +void rfu_REQ_sendData_wrapper(u8 r2) +{ + u8 val; + if (!gUnknown_03007890->unk_00) + { + val = gUnknown_03004140.unk_02; + r2 = 0; + if (val == 1) + { + r2 = 1; + } + } + else + { + gUnknown_03004140.unk_03 = 0; + } + rfu_REQ_sendData(r2); +} + +int sub_800BF4C(void (*func1)(u8), void (*func2)(void)) +{ + if (func1 == NULL) + { + return 4; + } + CpuFill16(0, &gUnknown_03004140, sizeof(gUnknown_03004140)); + gUnknown_03004140.unk_06 = -1; + gUnknown_03004140.unk_40 = func1; + gUnknown_03004140.unk_44 = func2; + rfu_setMSCCallback(sub_800CEB0); + rfu_setREQCallback(sub_800C7B4); + return 0; +} + +void sub_800BFA0(void) +{ + CpuFill16(0, &gUnknown_03004140, sizeof(gUnknown_03004140) - 2 * sizeof(void *)); + gUnknown_03004140.unk_06 = -1; +} + +void sub_800BFCC(struct UnkLinkRfuStruct_02022B2C *unk0) +{ + sub_800C000(); + gUnknown_03004140.unk_04 = 1; + gUnknown_03004140.unk_05 = 2; + gUnknown_03004140.unk_3c = unk0; + gUnknown_03004140.unk_09 = unk0->unk_11; + gUnknown_03004140.unk_32 = unk0->unk_12; + gUnknown_03004140.unk_18 = unk0->unk_14; + if (unk0->unk_10) + { + gUnknown_03004140.unk_0b = 1; + } +} + +void sub_800C000(void) +{ + u8 i; + + gUnknown_03004140.unk_05 = 0; + gUnknown_03004140.unk_04 = 0; + gUnknown_03004140.unk_06 = -1; + gUnknown_03004140.unk_07 = 0; + gUnknown_03004140.unk_10 = 0; + gUnknown_03004140.unk_0c = 0; + gUnknown_03004140.unk_24 = 0; + gUnknown_03004140.unk_30 = 0; + for (i = 0; i < 4; i++) + { + gUnknown_03004140.unk_28[i] = 0; + gUnknown_03004140.unk_34[i] = 0; + } +} + +void sub_800C048(void) +{ + gUnknown_03004140.unk_04 = 0x15; +} + +u8 sub_800C054(u8 r5, u16 r7, u16 r8, u16 *r6) +{ + u8 i; + u16 *buffer; + + if (gUnknown_03004140.unk_04 != 0 && (gUnknown_03004140.unk_04 != 0x08 || r5 != 1)) + { + gUnknown_03004140.unk_14 = 1; + sub_800D30C(0xf3, 0x01); + return 1; + } + if (!rfu_getMasterSlave()) + { + gUnknown_03004140.unk_14 = 2; + sub_800D30C(0xf3, 0x01); + return 2; + } + for (i = 0, buffer = r6; i < 16; i++) + { + if (*buffer++ == 0xFFFF) + { + break; + } + } + if (i == 16) + { + gUnknown_03004140.unk_14 = 4; + sub_800D30C(0xf3, 0x01); + return 4; + } + if (r5 > 1) + { + gUnknown_03004140.unk_07 = 1; + r5 = 1; + r7 = 0; + } + else + { + gUnknown_03004140.unk_07 = 0; + } + if (r5 != 0) + { + gUnknown_03004140.unk_04 = 5; + } + else + { + gUnknown_03004140.unk_04 = 9; + if (gUnknown_03004140.unk_0b) + { + gUnknown_03004140.unk_0b = 2; + } + } + gUnknown_03004140.unk_06 = r5; + gUnknown_03004140.unk_1a = r7; + gUnknown_03004140.unk_26 = r8; + gUnknown_03004140.unk_20 = r6; + return 0; +} |