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https://github.com/Ninjdai1/pokeemerald.git
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through sub_800A678
This commit is contained in:
PikalaxALT
parent
27c0dc0fd5
commit
efd0651efe
142
asm/link.s
142
asm/link.s
@ -5,148 +5,6 @@
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.text
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thumb_func_start ResetBlockReceivedFlags
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ResetBlockReceivedFlags: @ 800A5B4
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push {r4,lr}
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ldr r0, =gSerialIsRFU
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ldrb r0, [r0]
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cmp r0, 0x1
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bne _0800A5D4
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movs r4, 0
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_0800A5C0:
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lsls r0, r4, 24
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lsrs r0, 24
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bl sub_800F728
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adds r4, 0x1
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cmp r4, 0x4
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ble _0800A5C0
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b _0800A5E2
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.pool
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_0800A5D4:
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ldr r1, =gUnknown_0300307C
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movs r2, 0
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adds r0, r1, 0x3
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_0800A5DA:
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strb r2, [r0]
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subs r0, 0x1
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cmp r0, r1
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bge _0800A5DA
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_0800A5E2:
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pop {r4}
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pop {r0}
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bx r0
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.pool
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thumb_func_end ResetBlockReceivedFlags
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thumb_func_start ResetBlockReceivedFlag
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ResetBlockReceivedFlag: @ 800A5EC
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push {lr}
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lsls r0, 24
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lsrs r1, r0, 24
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ldr r0, =gSerialIsRFU
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ldrb r0, [r0]
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cmp r0, 0x1
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bne _0800A608
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adds r0, r1, 0
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bl sub_800F728
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b _0800A616
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.pool
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_0800A608:
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ldr r0, =gUnknown_0300307C
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adds r1, r0
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ldrb r0, [r1]
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cmp r0, 0
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beq _0800A616
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movs r0, 0
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strb r0, [r1]
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_0800A616:
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pop {r0}
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bx r0
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.pool
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thumb_func_end ResetBlockReceivedFlag
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thumb_func_start sub_800A620
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sub_800A620: @ 800A620
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push {lr}
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ldr r0, =gUnknown_030030E0
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ldr r1, [r0]
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movs r0, 0x20
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ands r0, r1
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cmp r0, 0
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beq _0800A63C
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movs r0, 0x1C
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ands r1, r0
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cmp r1, 0x4
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bls _0800A63C
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ldr r1, =gUnknown_03003144
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movs r0, 0x1
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strb r0, [r1]
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_0800A63C:
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pop {r0}
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bx r0
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.pool
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thumb_func_end sub_800A620
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thumb_func_start sub_800A648
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sub_800A648: @ 800A648
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push {r4,lr}
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adds r4, r0, 0
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lsls r1, 16
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movs r3, 0
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movs r2, 0
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lsrs r1, 17
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cmp r3, r1
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bcs _0800A66E
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_0800A658:
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lsls r0, r2, 1
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adds r0, r4
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ldrh r0, [r0]
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adds r0, r3, r0
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lsls r0, 16
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lsrs r3, r0, 16
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adds r0, r2, 0x1
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lsls r0, 16
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lsrs r2, r0, 16
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cmp r2, r1
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bcc _0800A658
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_0800A66E:
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adds r0, r3, 0
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pop {r4}
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pop {r1}
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bx r1
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thumb_func_end sub_800A648
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thumb_func_start sub_800A678
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sub_800A678: @ 800A678
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push {r4,r5,lr}
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lsls r0, 24
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lsrs r0, 24
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lsls r1, 24
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lsrs r1, 24
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lsls r2, 24
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ldr r4, =gUnknown_03003130
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ldr r3, [r4]
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lsls r3, 11
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movs r5, 0xC0
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lsls r5, 19
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adds r3, r5
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lsrs r2, 19
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adds r2, r1
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lsls r2, 1
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adds r2, r3
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ldr r3, [r4, 0x4]
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lsls r3, 12
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ldr r1, [r4, 0x8]
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adds r1, 0x1
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adds r0, r1
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orrs r3, r0
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strh r3, [r2]
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pop {r4,r5}
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pop {r0}
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bx r0
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.pool
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thumb_func_end sub_800A678
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thumb_func_start sub_800A6B0
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sub_800A6B0: @ 800A6B0
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push {r4,r5,lr}
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@ -2,6 +2,7 @@
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#define GUARD_LINK_H
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#define MAX_LINK_PLAYERS 4
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#define MAX_RFU_PLAYERS 5
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#define CMD_LENGTH 8
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#define QUEUE_CAPACITY 50
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#define BLOCK_BUFFER_SIZE 0x100
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@ -26,6 +27,18 @@
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#define EXTRACT_RECEIVED_NOTHING(status) \
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(((status) >> LINK_STAT_RECEIVED_NOTHING_SHIFT) & 1)
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struct LinkStatus
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{
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u32 localId:2;
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u32 playerCount:3;
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u32 master:1;
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u32 connEstablished:1;
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u32 unused_7:1;
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u32 receivedNothing:1;
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u32 unused_9:7;
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u32 errors:7;
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};
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#define MASTER_HANDSHAKE 0x8FFF
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#define SLAVE_HANDSHAKE 0xB9A0
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@ -138,7 +151,7 @@ extern u8 gUnknown_020228C4[BLOCK_BUFFER_SIZE]; // gBlockSendBuffer
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extern u8 gBlockSendBuffer[BLOCK_BUFFER_SIZE];
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extern u16 gLinkType;
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extern u32 gLinkStatus;
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extern u16 gBlockRecvBuffer[MAX_LINK_PLAYERS + 1][BLOCK_BUFFER_SIZE / 2];
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extern u16 gBlockRecvBuffer[MAX_RFU_PLAYERS][BLOCK_BUFFER_SIZE / 2];
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extern u16 gSendCmd[CMD_LENGTH];
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extern u8 gShouldAdvanceLinkState;
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extern struct LinkPlayer gLinkPlayers[];
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@ -9,16 +9,17 @@
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u32 sub_800BEC0(void);
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void sub_800E700(void);
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void sub_800EDD4(void);
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void sub_800F6FC(u8 who);
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void sub_800F728(u8 who);
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bool32 sub_800F7E4(void);
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void sub_800F804(void);
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void sub_800F850(void);
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u8 sub_800FCD8(void);
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bool32 sub_800FE84(const void *src, size_t size);
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void Rfu_set_zero(void);
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u8 sub_80104F4(void);
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u8 rfu_get_multiplayer_id(void);
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bool32 sub_800FE84(const void *src, size_t size);
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bool8 sub_8010100(u8 a0);
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bool8 sub_8010500(void);
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u8 sub_800FCD8(void);
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void sub_800F6FC(u8 who);
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#endif //GUARD_LINK_RFU_H
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73
src/link.c
73
src/link.c
@ -97,14 +97,14 @@ u8 gUnknown_03003160;
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EWRAM_DATA u8 gUnknown_020223BC = 0;
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EWRAM_DATA u8 gUnknown_020223BD = 0;
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EWRAM_DATA u32 gUnknown_020223C0 = 0;
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EWRAM_DATA u16 gBlockRecvBuffer[MAX_LINK_PLAYERS + 1][BLOCK_BUFFER_SIZE / 2] = {};
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EWRAM_DATA u16 gBlockRecvBuffer[MAX_RFU_PLAYERS][BLOCK_BUFFER_SIZE / 2] = {};
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EWRAM_DATA u8 gUnknown_020228C4[BLOCK_BUFFER_SIZE] = {};
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EWRAM_DATA bool8 gUnknown_020229C4 = FALSE;
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EWRAM_DATA u16 gUnknown_020229C6 = 0;
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EWRAM_DATA u16 gUnknown_020229C8 = 0;
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EWRAM_DATA struct LinkPlayer gUnknown_020229CC = {};
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EWRAM_DATA struct LinkPlayer gLinkPlayers[MAX_LINK_PLAYERS + 1] = {};
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EWRAM_DATA struct LinkPlayer gUnknown_02022A74[MAX_LINK_PLAYERS + 1] = {};
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EWRAM_DATA struct LinkPlayer gLinkPlayers[MAX_RFU_PLAYERS] = {};
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EWRAM_DATA struct LinkPlayer gUnknown_02022A74[MAX_RFU_PLAYERS] = {};
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// Static ROM declarations
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@ -120,7 +120,7 @@ static void sub_800A388(void);
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static void sub_800A3EC(void);
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void task00_link_test(u8 taskId);
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void sub_800A588(u8 who);
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u16 sub_800A648(u16 *src, u16 size);
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u16 sub_800A648(const u16 *src, u16 size);
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void sub_800A6E8(u32 pos, u8 a0, u8 a1, u8 a2);
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void sub_800A824(void);
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void c2_800ACD4(void);
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@ -449,7 +449,7 @@ u16 sub_80099E0(const u16 *src)
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gUnknown_03003110[i] = 0;
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}
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gUnknown_03003084 = *src;
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if (gUnknown_030030E0 & 0x40)
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if (gUnknown_030030E0 & LINK_STAT_CONN_ESTABLISHED)
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{
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sub_8009AA0(SIO_MULTI_CNT->id);
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if (gUnknown_03003140 != NULL)
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@ -627,7 +627,7 @@ void sub_8009D90(u16 command)
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u8 i;
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gUnknown_03003110[0] = 0x7777;
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for (i = 0; i < 5; i ++)
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for (i = 0; i < MAX_RFU_PLAYERS; i ++)
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{
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gUnknown_03003110[i + 1] = 0xEE;
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}
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@ -1071,3 +1071,64 @@ void sub_800A588(u8 who)
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gUnknown_0300307C[who] = TRUE;
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}
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}
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void ResetBlockReceivedFlags(void)
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{
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int i;
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if (gSerialIsRFU == TRUE)
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{
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for (i = 0; i < MAX_RFU_PLAYERS; i ++)
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{
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sub_800F728(i);
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}
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}
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else
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{
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for (i = 0; i < MAX_LINK_PLAYERS; i ++)
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{
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gUnknown_0300307C[i] = FALSE;
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}
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}
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}
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void ResetBlockReceivedFlag(u8 who)
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{
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if (gSerialIsRFU == TRUE)
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{
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sub_800F728(who);
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}
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else if (gUnknown_0300307C[who])
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{
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gUnknown_0300307C[who] = FALSE;
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}
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}
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void sub_800A620(void)
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{
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if ((gUnknown_030030E0 & LINK_STAT_MASTER) && EXTRACT_PLAYER_COUNT(gUnknown_030030E0) > 1)
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{
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gUnknown_03003144 = TRUE;
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}
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}
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u16 sub_800A648(const u16 *data, u16 size)
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{
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u16 chksum;
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u16 i;
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chksum = 0;
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for (i = 0; i < size / 2; i ++)
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{
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chksum += data[i];
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}
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return chksum;
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}
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void sub_800A678(u8 a0, u8 a1, u8 a2)
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{
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u16 *vAddr;
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vAddr = (u16 *)BG_SCREEN_ADDR(gUnknown_03003130.screenBaseBlock);
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vAddr[a2 * 32 + a1] = (gUnknown_03003130.paletteNum << 12) | (a0 + 1 + gUnknown_03003130.dummy_8);
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}
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