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through sub_800C054

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This commit is contained in:
PikalaxALT 2017-11-18 15:00:38 -05:00
parent 06c1908d00
commit 648f3245c1
5 changed files with 105 additions and 169 deletions
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165
asm/link.s
View File

@ -7,167 +7,6 @@
// RFU; bss indicates that no file boundary exists here
thumb_func_start sub_800C000
sub_800C000: @ 800C000
push {r4,r5,lr}
ldr r2, =gUnknown_03004140
movs r0, 0
strb r0, [r2, 0x5]
strb r0, [r2, 0x4]
movs r1, 0xFF
strb r1, [r2, 0x6]
strb r0, [r2, 0x7]
strb r0, [r2, 0x10]
strb r0, [r2, 0xC]
adds r1, r2, 0
adds r1, 0x24
strb r0, [r1]
adds r1, 0xC
strb r0, [r1]
movs r3, 0
adds r5, r2, 0
adds r5, 0x28
movs r4, 0
adds r2, 0x34
_0800C028:
lsls r1, r3, 1
adds r0, r1, r5
strh r4, [r0]
adds r1, r2
strh r4, [r1]
adds r0, r3, 0x1
lsls r0, 24
lsrs r3, r0, 24
cmp r3, 0x3
bls _0800C028
pop {r4,r5}
pop {r0}
bx r0
.pool
thumb_func_end sub_800C000
thumb_func_start sub_800C048
sub_800C048: @ 800C048
ldr r1, =gUnknown_03004140
movs r0, 0x15
strb r0, [r1, 0x4]
bx lr
.pool
thumb_func_end sub_800C048
thumb_func_start sub_800C054
sub_800C054: @ 800C054
push {r4-r7,lr}
mov r7, r8
push {r7}
adds r6, r3, 0
lsls r0, 24
lsrs r5, r0, 24
lsls r1, 16
lsrs r7, r1, 16
lsls r2, 16
lsrs r2, 16
mov r8, r2
ldr r1, =gUnknown_03004140
ldrb r0, [r1, 0x4]
cmp r0, 0
beq _0800C090
cmp r0, 0x8
bne _0800C07A
cmp r5, 0x1
beq _0800C090
_0800C07A:
movs r0, 0x1
strh r0, [r1, 0x14]
movs r0, 0xF3
movs r1, 0x1
bl sub_800D30C
movs r0, 0x1
b _0800C122
.pool
_0800C090:
bl rfu_getMasterSlave
lsls r0, 24
cmp r0, 0
bne _0800C0B0
ldr r1, =gUnknown_03004140
movs r0, 0x2
strh r0, [r1, 0x14]
movs r0, 0xF3
movs r1, 0x1
bl sub_800D30C
movs r0, 0x2
b _0800C122
.pool
_0800C0B0:
movs r2, 0
ldrh r0, [r6]
ldr r4, =0x0000ffff
adds r1, r6, 0x2
ldr r3, =gUnknown_03004140
cmp r0, r4
beq _0800C0D0
_0800C0BE:
adds r0, r2, 0x1
lsls r0, 24
lsrs r2, r0, 24
cmp r2, 0xF
bhi _0800C0D0
ldrh r0, [r1]
adds r1, 0x2
cmp r0, r4
bne _0800C0BE
_0800C0D0:
cmp r2, 0x10
bne _0800C0EC
movs r0, 0x4
strh r0, [r3, 0x14]
movs r0, 0xF3
movs r1, 0x1
bl sub_800D30C
movs r0, 0x4
b _0800C122
.pool
_0800C0EC:
cmp r5, 0x1
bls _0800C0FA
movs r0, 0x1
strb r0, [r3, 0x7]
movs r5, 0x1
movs r7, 0
b _0800C0FE
_0800C0FA:
movs r0, 0
strb r0, [r3, 0x7]
_0800C0FE:
cmp r5, 0
beq _0800C108
movs r0, 0x5
strb r0, [r3, 0x4]
b _0800C116
_0800C108:
movs r0, 0x9
strb r0, [r3, 0x4]
ldrb r0, [r3, 0xB]
cmp r0, 0
beq _0800C116
movs r0, 0x2
strb r0, [r3, 0xB]
_0800C116:
strb r5, [r3, 0x6]
strh r7, [r3, 0x1A]
mov r0, r8
strh r0, [r3, 0x26]
str r6, [r3, 0x20]
movs r0, 0
_0800C122:
pop {r3}
mov r8, r3
pop {r4-r7}
pop {r1}
bx r1
thumb_func_end sub_800C054
thumb_func_start sub_800C12C
sub_800C12C: @ 800C12C
push {r4-r7,lr}
@ -1255,7 +1094,7 @@ _0800CA0C:
_0800CA18:
cmp r6, 0
bne _0800CA3C
ldr r4, =gUnknown_03004150
ldr r4, =gUnknown_03004140+0x10
mov r0, sp
adds r1, r4, 0
bl rfu_getConnectParentStatus
@ -1293,7 +1132,7 @@ _0800CA60:
beq _0800CA66
b _0800CC8A
_0800CA66:
ldr r4, =gUnknown_03004150
ldr r4, =gUnknown_03004140+0x10
mov r0, sp
adds r1, r4, 0
bl rfu_getConnectParentStatus

1
include/librfu.h
View File

@ -149,3 +149,4 @@ u32 rfu_REQBN_softReset_and_checkID(void);
void rfu_REQ_sendData(u8);
void rfu_setMSCCallback(void (*func)(u16));
void rfu_setREQCallback(void (*func)(u16, u16));
bool8 rfu_getMasterSlave(void);

17
include/link_rfu.h
View File

@ -27,11 +27,22 @@ struct UnkRfuStruct_1 {
u8 unk_0b;
u8 unk_0c;
u8 unk_0d;
u8 filler_0e[10];
u8 filler_0e[2];
u8 unk_10;
u8 filler_11[3];
u16 unk_14;
u8 filler_16[2];
u16 unk_18;
u8 filler_1a[0x18];
u16 unk_1a;
u8 filler_1c[4];
u16 *unk_20;
u8 unk_24;
u16 unk_26;
u16 unk_28[4];
u8 unk_30;
// aligned
u16 unk_32;
u8 filler_34[8];
u16 unk_34[4];
struct UnkLinkRfuStruct_02022B2C *unk_3c;
void (*unk_40)(u8);
void (*unk_44)(void);

85
src/link.c
View File

@ -174,6 +174,8 @@ void sub_800CEB0(u16 unk0);
void sub_800C7B4(u16 unk0, u16 unk1);
void sub_800C000(void);
void sub_800D30C(u8 a0, u8 a1);
// .rodata
ALIGNED(4) const u16 gWirelessLinkDisplayPal[] = INCBIN_U16("graphics/interface/wireless_link_display.gbapal");
@ -2524,3 +2526,86 @@ void sub_800BFCC(struct UnkLinkRfuStruct_02022B2C *unk0)
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;
}

6
sym_common.txt
View File

@ -14,10 +14,10 @@ gUnknown_03002F70: @ 3002F70
.include "link.o"
gUnknown_03004140: @ 3004140
.space 0x10
.space 0x48
gUnknown_03004150: @ 3004150
.space 0x40
gUnknown_03004188: @ 3004150
.space 0x8
gUnknown_03004190: @ 3004190
.space 0xE70