diff options
Diffstat (limited to 'src/home/serial.asm')
| -rw-r--r-- | src/home/serial.asm | 46 |
1 files changed, 23 insertions, 23 deletions
diff --git a/src/home/serial.asm b/src/home/serial.asm index 97a9dc8..51de4f9 100644 --- a/src/home/serial.asm +++ b/src/home/serial.asm @@ -1,5 +1,5 @@ ; called at roughly 240Hz by TimerHandler -SerialTimerHandler: ; 0c91 (0:0c91) +SerialTimerHandler: ld a, [wSerialOp] cp $29 jr z, .begin_transfer @@ -35,7 +35,7 @@ SerialTimerHandler: ; 0c91 (0:0c91) ld [hl], $0 ret -Func_0cc5: ; 0cc5 (0:0cc5) +Func_0cc5: ld hl, wSerialRecvCounter or a jr nz, .asm_cdc @@ -94,7 +94,7 @@ Func_0cc5: ; 0cc5 (0:0cc5) scf ret -SerialHandler: ; 0d26 (0:0d26) +SerialHandler: push af push hl push de @@ -148,7 +148,7 @@ SerialHandler: ; 0d26 (0:0d26) ; handles a byte read from serial transfer by decoding it and storing it into ; the receive buffer -SerialHandleRecv: ; 0d77 (0:0d77) +SerialHandleRecv: ld hl, wSerialLastReadCA ld e, [hl] dec e @@ -210,7 +210,7 @@ SerialHandleRecv: ; 0d77 (0:0d77) ; prepares a byte to send over serial transfer, either from the send-save byte ; slot or the send buffer -SerialHandleSend: ; 0dc8 (0:0dc8) +SerialHandleSend: ld hl, wSerialSendSave ld a, [hl] or a @@ -260,7 +260,7 @@ SerialHandleSend: ; 0dc8 (0:0dc8) ret ; store byte at a in wSerialSendBuf for sending -SerialSendByte: ; 0e0a (0:0e0a) +SerialSendByte: push hl push de push bc @@ -290,7 +290,7 @@ SerialSendByte: ; 0e0a (0:0e0a) ret ; sets carry if [wSerialRecvCounter] nonzero -Func_0e32: ; 0e32 (0:0e32) +Func_0e32: ld a, [wSerialRecvCounter] or a ret z @@ -298,7 +298,7 @@ Func_0e32: ; 0e32 (0:0e32) ret ; receive byte in wSerialRecvBuf -SerialRecvByte: ; 0e39 (0:0e39) +SerialRecvByte: push hl ld hl, wSerialRecvCounter ld a, [hl] @@ -331,7 +331,7 @@ SerialRecvByte: ; 0e39 (0:0e39) ret ; exchange c bytes. send bytes at hl and store received bytes in de -SerialExchangeBytes: ; 0e63 (0:0e63) +SerialExchangeBytes: ld b, c .asm_e64 ld a, b @@ -368,7 +368,7 @@ SerialExchangeBytes: ; 0e63 (0:0e63) ret ; go into slave mode (external clock) for serial transfer? -Func_0e8e: ; 0e8e (0:0e8e) +Func_0e8e: call ClearSerialData ld a, $12 ldh [rSB], a ; send $12 @@ -383,7 +383,7 @@ Func_0e8e: ; 0e8e (0:0e8e) ret ; disable serial interrupt, and clear rSB, rSC, and serial registers in WRAM -ResetSerial: ; 0ea6 (0:0ea6) +ResetSerial: ldh a, [rIE] and ~(1 << INT_SERIAL) ldh [rIE], a @@ -393,7 +393,7 @@ ResetSerial: ; 0ea6 (0:0ea6) ; fallthrough ; zero serial registers in WRAM -ClearSerialData: ; 0eb1 (0:0eb1) +ClearSerialData: ld hl, wSerialOp ld bc, wSerialEnd - wSerialOp .loop @@ -406,7 +406,7 @@ ClearSerialData: ; 0eb1 (0:0eb1) ret ; store bc bytes from hl in wSerialSendBuf for sending -SerialSendBytes: ; 0ebf (0:0ebf) +SerialSendBytes: push bc .send_loop ld a, [hli] @@ -427,7 +427,7 @@ SerialSendBytes: ; 0ebf (0:0ebf) ret ; receive bc bytes in wSerialRecvBuf and save them to hl -SerialRecvBytes: ; 0ed5 (0:0ed5) +SerialRecvBytes: push bc .recv_loop call SerialRecvByte @@ -452,7 +452,7 @@ SerialRecvBytes: ; 0ed5 (0:0ed5) scf ret -Func_0ef1: ; 0ef1 (0:0ef1) +Func_0ef1: ld de, wcb79 ld hl, sp+$fe ld a, l @@ -471,7 +471,7 @@ Func_0ef1: ; 0ef1 (0:0ef1) or a ret -Func_0f05: ; 0f05 (0:0f05) +Func_0f05: push hl ld hl, wcb7b ld a, [hli] @@ -491,7 +491,7 @@ Func_0f05: ; 0f05 (0:0f05) scf ret -Func_0f1d: ; 0f1d (0:0f1d) +Func_0f1d: ld a, [wSerialFlags] or a jr nz, .asm_f27 @@ -510,7 +510,7 @@ Func_0f1d: ; 0f1d (0:0f1d) ; load the number at wSerialFlags (error code?) to TxRam3, print ; TransmissionErrorText, exit the duel, and reset serial registers. -DuelTransmissionError: ; 0f35 (0:0f35) +DuelTransmissionError: ld a, [wSerialFlags] ld l, a ld h, 0 @@ -530,7 +530,7 @@ DuelTransmissionError: ; 0f35 (0:0f35) ret ; exchange RNG during a link duel between both games -ExchangeRNG: ; 0f58 (0:0f58) +ExchangeRNG: ld a, [wDuelType] cp DUELTYPE_LINK jr z, .link_duel @@ -559,7 +559,7 @@ ExchangeRNG: ; 0f58 (0:0f58) ; finally exchange RNG data. ; the receiving side will use this data to read the OPPACTION_* value in ; [hOppActionTableIndex] and match it by calling the corresponding OppAction* function -SetOppAction_SerialSendDuelData: ; 0f7f (0:0f7f) +SetOppAction_SerialSendDuelData: push hl push bc ldh [hOppActionTableIndex], a @@ -579,7 +579,7 @@ SetOppAction_SerialSendDuelData: ; 0f7f (0:0f7f) ; receive 10 bytes of data from wSerialRecvBuf and store them into hOppActionTableIndex, ; hTempCardIndex_ff9f, hTemp_ffa0, and hTempPlayAreaLocation_ffa1, ; and hTempRetreatCostCards. also exchange RNG data. -SerialRecvDuelData: ; 0f9b (0:0f9b) +SerialRecvDuelData: push hl push bc ld hl, hOppActionTableIndex @@ -592,7 +592,7 @@ SerialRecvDuelData: ; 0f9b (0:0f9b) ; serial send 8 bytes at f, a, l, h, e, d, c, b ; only during a duel against a link opponent -SerialSend8Bytes: ; 0fac (0:0fac) +SerialSend8Bytes: push hl push af ld a, DUELVARS_DUELIST_TYPE @@ -643,7 +643,7 @@ SerialSend8Bytes: ; 0fac (0:0fac) ret ; serial recv 8 bytes to f, a, l, h, e, d, c, b -SerialRecv8Bytes: ; 0fe9 (0:0fe9) +SerialRecv8Bytes: ld hl, wTempSerialBuf ld bc, 8 push hl |