mirror of
https://github.com/melonDS-emu/melonDS.git
synced 2024-11-14 21:37:42 -07:00
better wifi stub
This commit is contained in:
StapleButter
parent
96a3848d84
commit
db20d7408e
@ -24,14 +24,12 @@ As for the rest, the interface should be pretty straightforward. If you have a q
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TODO LIST
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* better 3D engine
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* sound
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* wifi
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* other non-core shit (debugger, graphics viewers, cheat crapo, etc)
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TODO LIST FOR LATER
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* sound
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* more 3D engine features
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* hardware renderer for 3D
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* wifi
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@ -1200,7 +1200,7 @@ void ARM7Write8(u32 addr, u8 val)
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return;
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}
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printf("unknown arm7 write8 %08X %02X | %08X | %08X %08X %08X %08X\n", addr, val, ARM7->R[15], IME[1], IE[1], ARM7->R[0], ARM7->R[1]);
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printf("unknown arm7 write8 %08X %02X @ %08X\n", addr, val, ARM7->R[15]);
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}
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void ARM7Write16(u32 addr, u16 val)
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@ -1235,7 +1235,7 @@ void ARM7Write16(u32 addr, u16 val)
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return;
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}
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printf("unknown arm7 write16 %08X %04X | %08X\n", addr, val, ARM7->R[15]);
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printf("unknown arm7 write16 %08X %04X @ %08X\n", addr, val, ARM7->R[15]);
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}
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void ARM7Write32(u32 addr, u32 val)
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@ -1266,7 +1266,7 @@ void ARM7Write32(u32 addr, u32 val)
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return;
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}
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printf("unknown arm7 write32 %08X %08X | %08X %08X\n", addr, val, ARM7->R[15], ARM7->CurInstr);
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printf("unknown arm7 write32 %08X %08X @ %08X\n", addr, val, ARM7->R[15]);
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}
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@ -2141,7 +2141,7 @@ void ARM7IOWrite16(u32 addr, u16 val)
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case 0x0400010C: Timers[7].Reload = val; return;
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case 0x0400010E: TimerStart(7, val); return;
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case 0x04000134: return;printf("set debug port %04X %08X\n", val, ARM7Read32(ARM7->R[13]+4)); return;
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case 0x04000134: /* TODO? */ return;
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case 0x04000138: RTC::Write(val, false); return;
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@ -93,6 +93,8 @@ extern u8 ROMSeed1[2*8];
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extern u8 ARM9BIOS[0x1000];
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extern u8 ARM7BIOS[0x4000];
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extern u8 MainRAM[0x400000];
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bool Init();
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void DeInit();
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void Reset();
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163
src/Wifi.cpp
163
src/Wifi.cpp
@ -52,8 +52,6 @@ void Reset()
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Random = 1;
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BBCnt = 0;
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BBWrite = 0;
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memset(BBRegs, 0, 0x100);
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memset(BBRegsRO, 0, 0x100);
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@ -86,9 +84,6 @@ void Reset()
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#undef BBREG_FIXED
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RFVersion = SPI_Firmware::GetRFVersion();
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RFCnt = 0;
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RFData1 = 0;
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RFData2 = 0;
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memset(RFRegs, 0, 4*0x40);
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memset(&IOPORT(0x018), 0xFF, 6);
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@ -98,33 +93,33 @@ void Reset()
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void RFTransfer_Type2()
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{
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u32 id = (RFData2 >> 2) & 0x1F;
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u32 id = (IOPORT(W_RFData2) >> 2) & 0x1F;
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if (RFData2 & 0x0080)
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if (IOPORT(W_RFData2) & 0x0080)
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{
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u32 data = RFRegs[id];
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RFData1 = data & 0xFFFF;
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RFData2 = (RFData2 & 0xFFFC) | ((data >> 16) & 0x3);
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IOPORT(W_RFData1) = data & 0xFFFF;
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IOPORT(W_RFData2) = (IOPORT(W_RFData2) & 0xFFFC) | ((data >> 16) & 0x3);
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}
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else
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{
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u32 data = RFData1 | ((RFData2 & 0x0003) << 16);
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u32 data = IOPORT(W_RFData1) | ((IOPORT(W_RFData2) & 0x0003) << 16);
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RFRegs[id] = data;
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}
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}
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void RFTransfer_Type3()
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{
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u32 id = (RFData1 >> 8) & 0x3F;
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u32 id = (IOPORT(W_RFData1) >> 8) & 0x3F;
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u32 cmd = RFData2 & 0xF;
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u32 cmd = IOPORT(W_RFData2) & 0xF;
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if (cmd == 6)
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{
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RFData1 = (RFData1 & 0xFF00) | (RFRegs[id] & 0xFF);
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IOPORT(W_RFData1) = (IOPORT(W_RFData1) & 0xFF00) | (RFRegs[id] & 0xFF);
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}
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else if (cmd == 5)
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{
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u32 data = RFData1 & 0xFF;
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u32 data = IOPORT(W_RFData1) & 0xFF;
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RFRegs[id] = data;
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}
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}
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@ -143,35 +138,25 @@ u16 Read(u32 addr)
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switch (addr)
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{
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case 0x044: // random generator. not accurate
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case W_Random: // random generator. not accurate
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Random = (Random & 0x1) ^ (((Random & 0x3FF) << 1) | (Random >> 10));
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return Random;
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case 0x0BC:
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return IOPORT(0x0BC) & 0x0003;
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case W_Preamble:
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return IOPORT(W_Preamble) & 0x0003;
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case 0x158:
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return BBCnt;
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case 0x15C:
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if ((BBCnt & 0xF000) != 0x6000)
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case W_BBRead:
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if ((IOPORT(W_BBCnt) & 0xF000) != 0x6000)
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{
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printf("WIFI: bad BB read, CNT=%04X\n", BBCnt);
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printf("WIFI: bad BB read, CNT=%04X\n", IOPORT(W_BBCnt));
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return 0;
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}
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return BBRegs[BBCnt & 0xFF];
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return BBRegs[IOPORT(W_BBCnt) & 0xFF];
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case 0x15E:
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case W_BBBusy:
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return 0; // TODO eventually (BB busy flag)
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case 0x17C:
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return RFData2;
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case 0x17E:
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return RFData1;
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case 0x180:
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case W_RFBusy:
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return 0; // TODO eventually (RF busy flag)
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case 0x184:
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return RFCnt;
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}
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//printf("WIFI: read %08X\n", addr);
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@ -190,42 +175,114 @@ void Write(u32 addr, u16 val)
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switch (addr)
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{
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case 0x006:
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case W_ModeReset:
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{
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u16 oldval = IOPORT(W_ModeReset);
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if (!(oldval & 0x0001) && (val & 0x0001))
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{
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IOPORT(0x034) = 0x0002;
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IOPORT(W_RFPins) = 0x0046;
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IOPORT(W_RFStatus) = 9;
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IOPORT(0x27C) = 0x0005;
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// TODO: 02A2??
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}
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else if ((oldval & 0x0001) && !(val & 0x0001))
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{
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IOPORT(0x27C) = 0x000A;
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}
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if (val & 0x2000)
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{
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IOPORT(W_RXBufWriteAddr) = 0;
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IOPORT(W_CmdTotalTime) = 0;
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IOPORT(W_CmdReplyTime) = 0;
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IOPORT(0x1A4) = 0;
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IOPORT(0x278) = 0x000F;
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// TODO: other ports??
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}
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if (val & 0x4000)
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{
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IOPORT(W_ModeWEP) = 0;
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IOPORT(W_TXStatCnt) = 0;
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IOPORT(0x00A) = 0;
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IOPORT(W_MACAddr0) = 0;
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IOPORT(W_MACAddr1) = 0;
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IOPORT(W_MACAddr2) = 0;
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IOPORT(W_BSSID0) = 0;
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IOPORT(W_BSSID1) = 0;
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IOPORT(W_BSSID2) = 0;
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IOPORT(W_AIDLow) = 0;
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IOPORT(W_AIDFull) = 0;
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IOPORT(W_TXRetryLimit) = 0x0707;
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IOPORT(0x02E) = 0;
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IOPORT(W_RXBufBegin) = 0x4000;
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IOPORT(W_RXBufEnd) = 0x4800;
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IOPORT(W_TXBeaconTIM) = 0;
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IOPORT(W_Preamble) = 0x0001;
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IOPORT(W_RXFilter) = 0x0401;
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IOPORT(0x0D4) = 0x0001;
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IOPORT(W_RXFilter2) = 0x0008;
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IOPORT(0x0EC) = 0x3F03;
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IOPORT(W_TXHeaderCnt) = 0;
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IOPORT(0x198) = 0;
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IOPORT(0x1A2) = 0x0001;
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IOPORT(0x224) = 0x0003;
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IOPORT(0x230) = 0x0047;
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}
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}
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break;
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case W_ModeWEP:
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val &= 0x007F;
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break;
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case 0x010:
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case W_IF:
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// IF: TODO
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return;
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case 0x012:
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case W_IE:
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printf("WIFI IE=%04X\n", val);
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break;
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case 0x158:
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BBCnt = val;
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if ((BBCnt & 0xF000) == 0x5000)
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case W_PowerState:
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if (val & 0x0002)
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{
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u32 regid = BBCnt & 0xFF;
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// TODO: IRQ11
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IOPORT(W_PowerState) = 0x0000;
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}
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return;
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case W_PowerForce:
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printf("WIFI: forcing power %04X\n", val);
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val &= 0x8001;
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if (val == 0x8001)
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{
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IOPORT(0x034) = 0x0002;
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IOPORT(W_PowerState) = 0x0200;
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IOPORT(W_TXReqRead) = 0;
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IOPORT(W_RFPins) = 00046;
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IOPORT(W_RFStatus) = 9;
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}
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break;
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case W_BBCnt:
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IOPORT(W_BBCnt) = val;
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if ((IOPORT(W_BBCnt) & 0xF000) == 0x5000)
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{
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u32 regid = IOPORT(W_BBCnt) & 0xFF;
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if (!BBRegsRO[regid])
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BBRegs[regid] = val & 0xFF;
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BBRegs[regid] = IOPORT(W_BBWrite) & 0xFF;
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}
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return;
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case 0x15A:
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BBWrite = val;
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return;
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case 0x17C:
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RFData2 = val;
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case W_RFData2:
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IOPORT(W_RFData2) = val;
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if (RFVersion == 3) RFTransfer_Type3();
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else RFTransfer_Type2();
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return;
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case 0x17E:
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RFData1 = val;
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return;
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case 0x184:
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RFCnt = val & 0x413F;
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return;
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case W_RFCnt:
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val &= 0x413F;
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break;
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// read-only ports
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case 0x000:
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108
src/Wifi.h
108
src/Wifi.h
@ -22,7 +22,113 @@
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namespace Wifi
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{
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//
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enum
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{
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W_ID = 0x000,
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W_ModeReset = 0x004,
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W_ModeWEP = 0x006,
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W_TXStatCnt = 0x008,
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W_IF = 0x010,
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W_IE = 0x012,
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W_MACAddr0 = 0x018,
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W_MACAddr1 = 0x01A,
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W_MACAddr2 = 0x01C,
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W_BSSID0 = 0x020,
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W_BSSID1 = 0x022,
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W_BSSID2 = 0x024,
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W_AIDLow = 0x028,
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W_AIDFull = 0x02A,
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W_TXRetryLimit = 0x02C,
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W_RXCnt = 0x030,
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W_WEPCnt = 0x032,
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W_PowerUS = 0x036,
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W_PowerTX = 0x038,
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W_PowerState = 0x03C,
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W_PowerForce = 0x040,
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W_Random = 0x044,
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W_RXBufBegin = 0x050,
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W_RXBufEnd = 0x052,
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W_RXBufWriteCursor = 0x054,
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W_RXBufWriteAddr = 0x056,
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W_RXBufReadAddr = 0x058,
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W_RXBufReadCursor = 0x05A,
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W_RXBufCount = 0x05C,
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W_RXBufDataRead = 0x060,
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W_RXBufGapAddr = 0x062,
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W_RXBufGapSize = 0x064,
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W_TXBufWriteAddr = 0x068,
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W_TXBufCount = 0x06C,
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W_TXBufDataWrite = 0x070,
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W_TXBufGapAddr = 0x074,
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W_TXBufGapSize = 0x076,
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W_TXSlotBeacon = 0x080,
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W_TXBeaconTIM = 0x084,
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W_ListenCount = 0x088,
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W_BeaconInterval = 0x08C,
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W_ListenInterval = 0x08E,
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W_TXSlotCmd = 0x090,
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W_TXSlotReply1 = 0x094,
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W_TXSlotReply2 = 0x098,
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W_TXSlotLoc1 = 0x0A0,
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W_TXSlotLoc2 = 0x0A4,
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W_TXSlotLoc3 = 0x0A8,
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W_TXReqReset = 0x0AC,
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W_TXReqSet = 0x0AE,
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W_TXReqRead = 0x0B0,
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W_TXSlotReset = 0x0B4,
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W_TXBusy = 0x0B6,
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W_TXStat = 0x0B8,
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W_Preamble = 0x0BC,
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W_CmdTotalTime = 0x0C0,
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W_CmdReplyTime = 0x0C4,
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W_RXFilter = 0x0D0,
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W_RXFilter2 = 0x0E0,
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W_USCountCnt = 0x0E8,
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W_USCompareCnt = 0x0EA,
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W_CmdCountCnt = 0x0EE,
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W_ContentFree = 0x10C,
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W_PreBeacon = 0x110,
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W_CmdCount = 0x118,
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W_BeaconCount1 = 0x11C,
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W_BeaconCount2 = 0x134,
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W_BBCnt = 0x158,
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W_BBWrite = 0x15A,
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W_BBRead = 0x15C,
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W_BBBusy = 0x15E,
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W_BBMode = 0x160,
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W_BBPower = 0x168,
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W_RFData2 = 0x17C,
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W_RFData1 = 0x17E,
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W_RFBusy = 0x180,
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W_RFCnt = 0x184,
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W_TXHeaderCnt = 0x194,
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W_RFPins = 0x19C,
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W_RXStatIncIF = 0x1A8,
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W_RXStatIncIE = 0x1AA,
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W_RXStatHalfIF = 0x1AC,
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W_RXStatHalfIE = 0x1AE,
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W_TXErrorCount = 0x1C0,
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W_RXCount = 0x1C4,
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W_TXSeqNo = 0x210,
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W_RFStatus = 0x214,
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W_IFSet = 0x21C,
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W_RXTXAddr = 0x268,
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};
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void Reset();
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