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wifi fixes and shit. getting there, somewhat.

This commit is contained in:
Arisotura 2020-06-21 01:43:32 +02:00
parent 91ff63a194
commit b31e049b30
4 changed files with 460 additions and 424 deletions
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773
src/DSi_NWifi.cpp
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@ -125,10 +125,8 @@ DSi_NWifi::DSi_NWifi(DSi_SDHost* host) : DSi_SDDevice(host)
for (int i = 0; i < 8; i++)
Mailbox[i] = new FIFO<u8>(0x600);//0x80);
// extra FIFOs acting as bigger TX/RX buffers, to work on frames
// bigger than 0x80
//Mailbox[8] = new FIFO<u8>(0x608);
//Mailbox[9] = new FIFO<u8>(0x608);
// extra mailbox acting as a bigger RX buffer
Mailbox[8] = new FIFO<u8>(0x8000);
// this seems to control whether the firmware upload is done
EEPROMReady = 0;
@ -138,7 +136,7 @@ DSi_NWifi::DSi_NWifi(DSi_SDHost* host) : DSi_SDDevice(host)
DSi_NWifi::~DSi_NWifi()
{
for (int i = 0; i < 8; i++)
for (int i = 0; i < 9; i++)
delete Mailbox[i];
NDS::CancelEvent(NDS::Event_DSi_NWifi);
@ -160,7 +158,7 @@ void DSi_NWifi::Reset()
WindowReadAddr = 0;
WindowWriteAddr = 0;
for (int i = 0; i < 8; i++)
for (int i = 0; i < 9; i++)
Mailbox[i]->Clear();
u8* mac = SPI_Firmware::GetWifiMAC();
@ -183,6 +181,8 @@ void DSi_NWifi::Reset()
*(u16*)&EEPROM[0x004] = chk;
// TODO: SDIO reset shouldn't reset this
// this is reset by the internal reset register, and that also resets EEPROM init
BootPhase = 0;
ErrorMask = 0;
@ -308,6 +308,7 @@ u8 DSi_NWifi::F1_Read(u32 addr)
if (addr < 0x100)
{
u8 ret = Mailbox[4]->Read();
if (addr == 0xFF) DrainRXBuffer();
UpdateIRQ_F1();
return ret;
}
@ -373,6 +374,7 @@ u8 DSi_NWifi::F1_Read(u32 addr)
else if (addr < 0x1000)
{
u8 ret = Mailbox[4]->Read();
if (addr == 0xFFF) DrainRXBuffer();
UpdateIRQ_F1();
return ret;
}
@ -397,11 +399,12 @@ u8 DSi_NWifi::F1_Read(u32 addr)
else
{
u8 ret = Mailbox[4]->Read();
if (addr == 0x3FFF) DrainRXBuffer();
UpdateIRQ_F1();
return ret;
}
printf("NWIFI: unknown func1 read %05X\n", addr);
//printf("NWIFI: unknown func1 read %05X\n", addr);
return 0;
}
@ -859,287 +862,257 @@ void DSi_NWifi::WMI_Command()
u8 ep = h0 & 0xFF;
if (ep > 0x01) // data endpoints
{
{printf("WMI PACKET %04X:%04X:%04X\n", h0, len, h2);
WMI_SendPacket(len);
MB_Drain(0);
return;
}
u16 cmd = MB_Read16(0);
switch (cmd)
else
{
case 0x0001: // connect to network
{
WMI_ConnectToNetwork();
SendWMIAck();
}
break;
case 0x0003: // disconnect
{
if (ConnectionStatus != 1)
printf("WMI: ?? trying to disconnect while not connected\n");
printf("WMI: disconnect\n");
ConnectionStatus = 0;
u8 reply[10];
*(u16*)&reply[0] = 3; // checkme
memcpy(&reply[2], WifiAP::APMac, 6);
reply[8] = 3; // disconnect reason (via cmd)
reply[9] = 0; // assoc-response length (?????)
SendWMIEvent(1, 0x1003, reply, 10);
SendWMIAck();
}
break;
case 0x0004: // synchronize
{
Mailbox[0]->Read();
// TODO??
SendWMIAck();
}
break;
case 0x0005: // create priority stream
{
// TODO???
// there's a lot of crap in there.
SendWMIAck();
}
break;
case 0x0007: // start scan
{
u32 forcefg = MB_Read32(0);
u32 legacy = MB_Read32(0);
u32 scantime = MB_Read32(0);
u32 forceinterval = MB_Read32(0);
u8 scantype = Mailbox[0]->Read();
u8 nchannels = Mailbox[0]->Read();
printf("WMI: start scan, forceFG=%d, legacy=%d, scanTime=%d, interval=%d, scanType=%d, chan=%d\n",
forcefg, legacy, scantime, forceinterval, scantype, nchannels);
if (ScanTimer > 0)
u16 cmd = MB_Read16(0);
printf("WMI CMD: %04X:%04X:%04X %04X\n", h0, len, h2, cmd);
for (int i = 0; i < len-2; i++)
{
printf("!! CHECKME: START SCAN BUT WAS ALREADY SCANNING (%d)\n", ScanTimer);
printf("%02X ", Mailbox[0]->Peek(i));
if ((i&0xF)==0xF) printf("\n");
}
// checkme
ScanTimer = scantime*5;
SendWMIAck();
}
break;
case 0x0008: // set scan params
{
// TODO: do something with the params!!
SendWMIAck();
}
break;
case 0x0009: // set BSS filter
{
// TODO: do something with the params!!
u8 bssfilter = Mailbox[0]->Read();
Mailbox[0]->Read();
Mailbox[0]->Read();
Mailbox[0]->Read();
u32 iemask = MB_Read32(0);
printf("WMI: set BSS filter, filter=%02X, iemask=%08X\n", bssfilter, iemask);
SendWMIAck();
}
break;
case 0x000A: // set probed BSSID
{
u8 id = Mailbox[0]->Read();
u8 flags = Mailbox[0]->Read();
u8 len = Mailbox[0]->Read();
char ssid[33] = {0};
for (int i = 0; i < len && i < 32; i++)
ssid[i] = Mailbox[0]->Read();
// TODO: store it somewhere
printf("WMI: set probed SSID: id=%d, flags=%02X, len=%d, SSID=%s\n", id, flags, len, ssid);
SendWMIAck();
}
break;
case 0x000D: // set disconnect timeout
{
Mailbox[0]->Read();
// TODO??
SendWMIAck();
}
break;
case 0x000E: // get channel list
{
int nchan = 11; // TODO: customize??
u8 reply[2 + (nchan*2) + 2];
reply[0] = 0;
reply[1] = nchan;
for (int i = 0; i < nchan; i++)
*(u16*)&reply[2 + (i*2)] = 2412 + (i*5);
*(u16*)&reply[2 + (nchan*2)] = 0;
SendWMIEvent(1, 0x000E, reply, 4+(nchan*2));
SendWMIAck();
}
break;
case 0x0011: // set channel params
{
Mailbox[0]->Read();
u8 scan = Mailbox[0]->Read();
u8 phymode = Mailbox[0]->Read();
u8 len = Mailbox[0]->Read();
u16 channels[32];
for (int i = 0; i < len && i < 32; i++)
channels[i] = MB_Read16(0);
// TODO: store it somewhere
printf("WMI: set channel params: scan=%d, phymode=%d, len=%d, channels=", scan, phymode, len);
for (int i = 0; i < len && i < 32; i++)
printf("%d,", channels[i]);
printf("\n");
SendWMIAck();
}
break;
case 0x0012: // set power mode
switch (cmd)
{
Mailbox[0]->Read();
// TODO??
SendWMIAck();
}
break;
case 0x0017: // dummy?
Mailbox[0]->Read();
SendWMIAck();
break;
case 0x0022: // set error bitmask
{
ErrorMask = MB_Read32(0);
SendWMIAck();
}
break;
case 0x002E: // extension shit
{
u16 extcmd = MB_Read16(0);
switch (extcmd)
case 0x0001: // connect to network
{
case 0x2008: // 'heartbeat'??
{
u32 cookie = MB_Read32(0);
u32 source = MB_Read32(0);
u8 reply[10];
*(u16*)&reply[0] = 0x3007;
*(u32*)&reply[2] = cookie;
*(u32*)&reply[6] = source;
SendWMIEvent(1, 0x1010, reply, 10);
}
break;
default:
printf("WMI: unknown ext cmd 002E:%04X\n", extcmd);
break;
WMI_ConnectToNetwork();
}
break;
SendWMIAck();
}
break;
case 0x0003: // disconnect
{
if (ConnectionStatus != 1)
printf("WMI: ?? trying to disconnect while not connected\n");
case 0x003D: // set keepalive interval
{
printf("WMI: disconnect\n");
ConnectionStatus = 0;
u8 reply[10];
*(u16*)&reply[0] = 3; // checkme
memcpy(&reply[2], WifiAP::APMac, 6);
reply[8] = 3; // disconnect reason (via cmd)
reply[9] = 0; // assoc-response length (?????)
SendWMIEvent(1, 0x1003, reply, 10);
}
break;
case 0x0004: // synchronize
{
Mailbox[0]->Read();
// TODO??
}
break;
case 0x0005: // create priority stream
{
// TODO???
// there's a lot of crap in there.
}
break;
case 0x0007: // start scan
{
u32 forcefg = MB_Read32(0);
u32 legacy = MB_Read32(0);
u32 scantime = MB_Read32(0);
u32 forceinterval = MB_Read32(0);
u8 scantype = Mailbox[0]->Read();
u8 nchannels = Mailbox[0]->Read();
printf("WMI: start scan, forceFG=%d, legacy=%d, scanTime=%d, interval=%d, scanType=%d, chan=%d\n",
forcefg, legacy, scantime, forceinterval, scantype, nchannels);
if (ScanTimer > 0)
{
printf("!! CHECKME: START SCAN BUT WAS ALREADY SCANNING (%d)\n", ScanTimer);
}
// checkme
ScanTimer = scantime*5;
}
break;
case 0x0008: // set scan params
{
// TODO: do something with the params!!
}
break;
case 0x0009: // set BSS filter
{
// TODO: do something with the params!!
u8 bssfilter = Mailbox[0]->Read();
Mailbox[0]->Read();
Mailbox[0]->Read();
Mailbox[0]->Read();
u32 iemask = MB_Read32(0);
printf("WMI: set BSS filter, filter=%02X, iemask=%08X\n", bssfilter, iemask);
}
break;
case 0x000A: // set probed BSSID
{
u8 id = Mailbox[0]->Read();
u8 flags = Mailbox[0]->Read();
u8 len = Mailbox[0]->Read();
char ssid[33] = {0};
for (int i = 0; i < len && i < 32; i++)
ssid[i] = Mailbox[0]->Read();
// TODO: store it somewhere
printf("WMI: set probed SSID: id=%d, flags=%02X, len=%d, SSID=%s\n", id, flags, len, ssid);
}
break;
case 0x000D: // set disconnect timeout
{
Mailbox[0]->Read();
// TODO??
}
break;
case 0x000E: // get channel list
{
int nchan = 11; // TODO: customize??
u8 reply[2 + (nchan*2) + 2];
reply[0] = 0;
reply[1] = nchan;
for (int i = 0; i < nchan; i++)
*(u16*)&reply[2 + (i*2)] = 2412 + (i*5);
*(u16*)&reply[2 + (nchan*2)] = 0;
SendWMIEvent(1, 0x000E, reply, 4+(nchan*2));
}
break;
case 0x0011: // set channel params
{
Mailbox[0]->Read();
u8 scan = Mailbox[0]->Read();
u8 phymode = Mailbox[0]->Read();
u8 len = Mailbox[0]->Read();
u16 channels[32];
for (int i = 0; i < len && i < 32; i++)
channels[i] = MB_Read16(0);
// TODO: store it somewhere
printf("WMI: set channel params: scan=%d, phymode=%d, len=%d, channels=", scan, phymode, len);
for (int i = 0; i < len && i < 32; i++)
printf("%d,", channels[i]);
printf("\n");
}
break;
case 0x0012: // set power mode
{
Mailbox[0]->Read();
// TODO??
}
break;
case 0x0017: // dummy?
Mailbox[0]->Read();
// TODO??
break;
SendWMIAck();
case 0x0022: // set error bitmask
{
ErrorMask = MB_Read32(0);
}
break;
case 0x002E: // extension shit
{
u32 extcmd = MB_Read32(0);
switch (extcmd)
{
case 0x2008: // 'heartbeat'??
{
u32 cookie = MB_Read32(0);
u32 source = MB_Read32(0);
u8 reply[12];
*(u32*)&reply[0] = 0x3007;
*(u32*)&reply[4] = cookie;
*(u32*)&reply[8] = source;
if(ConnectionStatus==1)SendWMIEvent(1, 0x1010, reply, 12);
}
break;
default:
printf("WMI: unknown ext cmd 002E:%04X\n", extcmd);
break;
}
}
break;
case 0x003D: // set keepalive interval
{
Mailbox[0]->Read();
// TODO??
}
break;
case 0x0041: // 'WMI_SET_WSC_STATUS_CMD'
{
Mailbox[0]->Read();
// TODO??
}
break;
case 0x0047: // cmd47 -- timer shenanigans??
{
//
}
break;
case 0x0048: // not supported by DSi??
{
MB_Read32(0);
MB_Read32(0);
Mailbox[0]->Read();
Mailbox[0]->Read();
}
break;
case 0x0049: // 'host exit notify'
{
//
}
break;
case 0xF000: // set bitrate
{
// TODO!
Mailbox[0]->Read();
Mailbox[0]->Read();
Mailbox[0]->Read();
}
break;
default:
printf("unknown WMI command %04X (header: %04X:%04X:%04X)\n", cmd, h0, len, h2);
for (int i = 0; i < len-2; i++)
{
printf("%02X ", Mailbox[0]->Read());
if ((i&0xF)==0xF) printf("\n");
}
printf("\n");
break;
}
break;
case 0x0041: // 'WMI_SET_WSC_STATUS_CMD'
{
Mailbox[0]->Read();
// TODO??
SendWMIAck();
}
break;
case 0x0047: // cmd47 -- timer shenanigans??
{
//
SendWMIAck();
}
break;
case 0x0048: // not supported by DSi??
{
MB_Read32(0);
MB_Read32(0);
Mailbox[0]->Read();
Mailbox[0]->Read();
SendWMIAck();
}
break;
case 0x0049: // 'host exit notify'
{
//
SendWMIAck();
}
break;
case 0xF000: // set bitrate
{
// TODO!
Mailbox[0]->Read();
Mailbox[0]->Read();
Mailbox[0]->Read();
SendWMIAck();
}
break;
default:
printf("unknown WMI command %04X (header: %04X:%04X:%04X)\n", cmd, h0, len, h2);
for (int i = 0; i < len-2; i++)
{
printf("%02X ", Mailbox[0]->Read());
if ((i&0xF)==0xF) printf("\n");
}
printf("\n");
break;
}
if (h0 & (1<<8))
SendWMIAck(ep);
MB_Drain(0);
}
@ -1210,9 +1183,30 @@ void DSi_NWifi::WMI_SendPacket(u16 len)
return;
}
// header???
// packets with bit1=1 are something special (sync??)
// otherwise, ????
// header is 001C on ARP frames, 0000 otherwise
u16 hdr = MB_Read16(0);
hdr = ((hdr & 0xFF00) >> 8) | ((hdr & 0x00FF) << 8);
if (hdr & 0x0003)
u16 type = hdr & 0x0003;
if (type == 2) // data sync
{
printf("WMI: data sync\n");
/*Mailbox[8]->Write(2); // eid
Mailbox[8]->Write(0x00); // flags
MB_Write16(8, 2); // data length
Mailbox[8]->Write(0); //
Mailbox[8]->Write(0); //
MB_Write16(8, 0x0200); //
DrainRXBuffer();*/
return;
}
if (type)
{
printf("WMI: special frame %04X len=%d\n", hdr, len);
for (int i = 0; i < len-2; i++)
@ -1224,7 +1218,7 @@ void DSi_NWifi::WMI_SendPacket(u16 len)
return;
}
printf("WMI: send packet, len=%d\n", len);
printf("WMI: send packet, hdr=%04X, len=%d\n", hdr, len);
u8 dstmac[6];
u8 srcmac[6];
@ -1264,130 +1258,125 @@ void DSi_NWifi::WMI_SendPacket(u16 len)
LANBuffer[14+i] = Mailbox[0]->Read();
}
for (int i = 0; i < lan_len; i++)
/*for (int i = 0; i < lan_len; i++)
{
printf("%02X ", LANBuffer[i]);
if ((i&0xF)==0xF) printf("\n");
}
printf("\n");
printf("\n");*/
Platform::LAN_SendPacket(LANBuffer, lan_len);
}
//void DSi_NWifi::SendWMIFrame(u8* data, u32 len, u8 ep, u8 flags, u16 ctrl)
void DSi_NWifi::SendWMIEvent(u8 ep, u16 id, u8* data, u32 len)
{
u32 wlen = 0;
if (!Mailbox[8]->CanFit(6+len+2+8))
{
printf("NWifi: !! not enough space in RX buffer for WMI event %04X\n", id);
return;
}
Mailbox[4]->Write(ep); // eid
Mailbox[4]->Write(0x02); // flags (trailer)
MB_Write16(4, len+2+8); // data length (plus event ID and trailer)
Mailbox[4]->Write(8); // trailer length
Mailbox[4]->Write(0); //
MB_Write16(4, id); // event ID
wlen += 8;
Mailbox[8]->Write(ep); // eid
Mailbox[8]->Write(0x02); // flags (trailer)
MB_Write16(8, len+2+8); // data length (plus event ID and trailer)
Mailbox[8]->Write(8); // trailer length
Mailbox[8]->Write(0); //
MB_Write16(8, id); // event ID
for (int i = 0; i < len; i++)
{
Mailbox[4]->Write(data[i]);
wlen++;
Mailbox[8]->Write(data[i]);
}
// trailer
Mailbox[4]->Write(0x02);
Mailbox[4]->Write(0x06);
Mailbox[4]->Write(0x00);
Mailbox[4]->Write(0x00);
Mailbox[4]->Write(0x00);
Mailbox[4]->Write(0x00);
Mailbox[4]->Write(0x00);
Mailbox[4]->Write(0x00);
wlen += 8;
Mailbox[8]->Write(0x02);
Mailbox[8]->Write(0x06);
Mailbox[8]->Write(0x00);
Mailbox[8]->Write(0x00);
Mailbox[8]->Write(0x00);
Mailbox[8]->Write(0x00);
Mailbox[8]->Write(0x00);
Mailbox[8]->Write(0x00);
for (; wlen & 0x7F; wlen++)
Mailbox[4]->Write(0);
DrainRXBuffer();
}
void DSi_NWifi::SendWMIAck()
void DSi_NWifi::SendWMIAck(u8 ep)
{
u32 wlen = 0;
if (!Mailbox[8]->CanFit(6+12))
{
printf("NWifi: !! not enough space in RX buffer for WMI ack (ep #%d)\n", ep);
return;
}
Mailbox[4]->Write(0); // eid
Mailbox[4]->Write(0x02); // flags (trailer)
MB_Write16(4, 0xC); // data length (plus event ID and trailer)
Mailbox[4]->Write(0xC); // trailer length
Mailbox[4]->Write(0); //
wlen += 6;
Mailbox[8]->Write(0); // eid
Mailbox[8]->Write(0x02); // flags (trailer)
MB_Write16(8, 0xC); // data length (plus trailer)
Mailbox[8]->Write(0xC); // trailer length
Mailbox[8]->Write(0); //
// trailer
Mailbox[4]->Write(0x01);
Mailbox[4]->Write(0x02);
Mailbox[4]->Write(0x01);
Mailbox[4]->Write(0x01);
Mailbox[4]->Write(0x02);
Mailbox[4]->Write(0x06);
// credit report
Mailbox[8]->Write(0x01);
Mailbox[8]->Write(0x02);
Mailbox[8]->Write(ep);
Mailbox[8]->Write(0x01);
// observed trailer data:
// 00 06 00 00 02 00 (in the first few responses)
// 00 00 00 00 00 00
// TODO: work out what that all means?
// does software even care?
Mailbox[4]->Write(0x00);
Mailbox[4]->Write(0x06);
Mailbox[4]->Write(0x00);
Mailbox[4]->Write(0x00);
Mailbox[4]->Write(0x02);
Mailbox[4]->Write(0x00);
wlen += 0xC;
// lookahead
Mailbox[8]->Write(0x02);
Mailbox[8]->Write(0x06);
Mailbox[8]->Write(0x00);
Mailbox[8]->Write(0x00);
Mailbox[8]->Write(0x00);
Mailbox[8]->Write(0x00);
Mailbox[8]->Write(0x00);
Mailbox[8]->Write(0x00);
for (; wlen & 0x7F; wlen++)
Mailbox[4]->Write(0);
DrainRXBuffer();
}
void DSi_NWifi::SendWMIBSSInfo(u8 type, u8* data, u32 len)
{
u32 wlen = 0;
// TODO: what is the trailer about?????
// on hardware I observed one frame with trailer and another without
// plus it's different from other frames
if (!Mailbox[8]->CanFit(6+len+2+16))
{
printf("NWifi: !! not enough space in RX buffer for WMI BSSINFO event\n");
return;
}
// TODO: check when version>=2 frame type is used?
// I observed the version<2 variant on my DSi
Mailbox[4]->Write(1); // eid
Mailbox[4]->Write(0x00); // flags
MB_Write16(4, len+2+16); // data length (plus event ID and trailer)
Mailbox[4]->Write(0xFF); // trailer length
Mailbox[4]->Write(0xFF); //
MB_Write16(4, 0x1004); // event ID
wlen += 8;
Mailbox[8]->Write(1); // eid
Mailbox[8]->Write(0x00); // flags
MB_Write16(8, len+2+16); // data length (plus event ID and trailer)
Mailbox[8]->Write(0xFF); // trailer length
Mailbox[8]->Write(0xFF); //
MB_Write16(8, 0x1004); // event ID
MB_Write16(4, 2437); // channel (6) (checkme!)
Mailbox[4]->Write(type);
Mailbox[4]->Write(0x1B); // 'snr'
MB_Write16(4, 0xFFBC); // RSSI
MB_Write32(4, *(u32*)&WifiAP::APMac[0]);
MB_Write16(4, *(u16*)&WifiAP::APMac[4]);
MB_Write32(4, 0); // ieMask
wlen += 16;
MB_Write16(8, 2437); // channel (6) (checkme!)
Mailbox[8]->Write(type);
Mailbox[8]->Write(0x1B); // 'snr'
MB_Write16(8, 0xFFBC); // RSSI
MB_Write32(8, *(u32*)&WifiAP::APMac[0]);
MB_Write16(8, *(u16*)&WifiAP::APMac[4]);
MB_Write32(8, 0); // ieMask
for (int i = 0; i < len; i++)
{
Mailbox[4]->Write(data[i]);
wlen++;
Mailbox[8]->Write(data[i]);
}
for (; wlen & 0x7F; wlen++)
Mailbox[4]->Write(0);
DrainRXBuffer();
}
void DSi_NWifi::CheckRX()
{
if (!Mailbox[8]->CanFit(2048))
return;
int rxlen = Platform::LAN_RecvPacket(LANBuffer);
if (rxlen > 0)
{
printf("WMI packet recv %04X %04X %04X\n", *(u16*)&LANBuffer[0], *(u16*)&LANBuffer[2], *(u16*)&LANBuffer[4]);
//printf("WMI packet recv %04X %04X %04X\n", *(u16*)&LANBuffer[0], *(u16*)&LANBuffer[2], *(u16*)&LANBuffer[4]);
// check destination MAC
if (*(u32*)&LANBuffer[0] != 0xFFFFFFFF || *(u16*)&LANBuffer[4] != 0xFFFF)
{
@ -1403,39 +1392,47 @@ void DSi_NWifi::CheckRX()
printf("WMI: receive packet %04X, len=%d\n", *(u16*)&LANBuffer[12], rxlen);
/*for (int i = 0; i < rxlen; i++)
{
printf("%02X ", LANBuffer[i]);
if ((i&0xF)==0xF) printf("\n");
}
printf("\n");*/
int datalen = rxlen - 14; // length of packet body
int wlen = 0;
MB_Write16(4, 0x0002);
MB_Write16(4, 16 + 8 + datalen);
MB_Write16(4, 0x0000);
wlen += 6;
u16 hdr = 0x0000;
//if (*(u16*)&LANBuffer[12] == 0x0608) // HAX!!!
// hdr = 0x1C00;
hdr = 0x80;
MB_Write16(4, 0x0000);
MB_Write32(4, *(u32*)&LANBuffer[0]);
MB_Write16(4, *(u16*)&LANBuffer[4]);
MB_Write32(4, *(u32*)&LANBuffer[6]);
MB_Write16(4, *(u16*)&LANBuffer[10]);
// TODO: not hardcode the endpoint ID!!
u8 ep = 2;
Mailbox[8]->Write(ep);
Mailbox[8]->Write(0x00);
MB_Write16(8, 16 + 8 + datalen);
Mailbox[8]->Write(0);
Mailbox[8]->Write(0);
MB_Write16(8, hdr);
MB_Write32(8, *(u32*)&LANBuffer[0]);
MB_Write16(8, *(u16*)&LANBuffer[4]);
MB_Write32(8, *(u32*)&LANBuffer[6]);
MB_Write16(8, *(u16*)&LANBuffer[10]);
u16 plen = datalen + 8;
plen = ((plen & 0xFF00) >> 8) | ((plen & 0x00FF) << 8);
MB_Write16(4, plen);
wlen += 16;
MB_Write16(8, plen);
MB_Write16(4, 0xAAAA);
MB_Write16(4, 0x0003);
MB_Write16(4, 0x0000);
MB_Write16(4, *(u16*)&LANBuffer[12]);
wlen += 8;
MB_Write16(8, 0xAAAA);
MB_Write16(8, 0x0003);
MB_Write16(8, 0x0000);
MB_Write16(8, *(u16*)&LANBuffer[12]);
for (int i = 0; i < datalen; i++)
Mailbox[4]->Write(LANBuffer[14+i]);
Mailbox[8]->Write(LANBuffer[14+i]);
wlen += datalen;
for (; wlen & 0x7F; wlen++)
Mailbox[4]->Write(0);
UpdateIRQ_F1();
DrainRXBuffer();
}
}
@ -1510,7 +1507,6 @@ void DSi_NWifi::_MSTimer()
};
SendWMIBSSInfo(0x01, beacon, sizeof(beacon));
UpdateIRQ_F1();
printf("send beacon\n");
}
@ -1518,16 +1514,35 @@ void DSi_NWifi::_MSTimer()
{
u32 status = 0;
SendWMIEvent(1, 0x100A, (u8*)&status, 4);
UpdateIRQ_F1();
}
}
if (ConnectionStatus == 1)
{
CheckRX();
//if (Mailbox[4]->IsEmpty())
CheckRX();
}
}
void DSi_NWifi::DrainRXBuffer()
{
while (Mailbox[8]->Level() >= 6)
{
u16 len = Mailbox[8]->Peek(2) | (Mailbox[8]->Peek(3) << 8);
u32 totallen = len + 6;
u32 required = (totallen + 0x7F) & ~0x7F;
if (!Mailbox[4]->CanFit(required))
break;
u32 i = 0;
for (; i < totallen; i++) Mailbox[4]->Write(Mailbox[8]->Read());
for (; i < required; i++) Mailbox[4]->Write(0);
}
UpdateIRQ_F1();
}
void DSi_NWifi::MSTimer(u32 param)
{
Ctx->_MSTimer();

5
src/DSi_NWifi.h
View File

@ -73,10 +73,11 @@ private:
void WMI_SendPacket(u16 len);
void SendWMIEvent(u8 ep, u16 id, u8* data, u32 len);
void SendWMIAck();
void SendWMIAck(u8 ep);
void SendWMIBSSInfo(u8 type, u8* data, u32 len);
void CheckRX();
void DrainRXBuffer();
u32 WindowRead(u32 addr);
void WindowWrite(u32 addr, u32 val);
@ -116,7 +117,7 @@ private:
while (!Mailbox[n]->IsEmpty()) Mailbox[n]->Read();
}
FIFO<u8>* Mailbox[10];
FIFO<u8>* Mailbox[9];
u8 F0_IRQEnable;
u8 F0_IRQStatus;

2
src/FIFO.h
View File

@ -102,6 +102,8 @@ public:
bool IsEmpty() { return NumOccupied == 0; }
bool IsFull() { return NumOccupied >= NumEntries; }
bool CanFit(u32 num) { return ((NumOccupied + num) <= NumEntries); }
private:
u32 NumEntries;
T* Entries;

104
src/frontend/qt_sdl/LAN_Socket.cpp
View File

@ -22,9 +22,10 @@
#include <stdlib.h>
#include <string.h>
#include <list>
#include "../Wifi.h"
#include "Wifi.h"
#include "LAN_Socket.h"
#include "../Config.h"
#include "Config.h"
#include "FIFO.h"
#include <slirp/libslirp.h>
@ -46,9 +47,7 @@ const u32 kClientIP = kSubnet | 0x10;
const u8 kServerMAC[6] = {0x00, 0xAB, 0x33, 0x28, 0x99, 0x44};
const u8 kDNSMAC[6] = {0x00, 0xAB, 0x33, 0x28, 0x99, 0x55};
u8 PacketBuffer[2048];
int PacketLen;
volatile int RXNum;
FIFO<u32>* RXBuffer = nullptr;
u32 IPv4ID;
@ -81,6 +80,23 @@ int clock_gettime(int, struct timespec *spec)
#endif // __WIN32__
void RXEnqueue(const void* buf, int len)
{
int alignedlen = (len + 3) & ~3;
int totallen = alignedlen + 4;
if (!RXBuffer->CanFit(totallen >> 2))
{
printf("slirp: !! NOT ENOUGH SPACE IN RX BUFFER\n");
return;
}
u32 header = (alignedlen & 0xFFFF) | (len << 16);
RXBuffer->Write(header);
for (int i = 0; i < alignedlen; i += 4)
RXBuffer->Write(((u32*)buf)[i>>2]);
}
ssize_t SlirpCbSendPacket(const void* buf, size_t len, void* opaque)
{
if (len > 2048)
@ -91,9 +107,7 @@ ssize_t SlirpCbSendPacket(const void* buf, size_t len, void* opaque)
printf("slirp: response packet of %d bytes, type %04X\n", len, ntohs(((u16*)buf)[6]));
PacketLen = len;
memcpy(PacketBuffer, buf, PacketLen);
RXNum = 1;
RXEnqueue(buf, len);
return len;
}
@ -127,7 +141,7 @@ void SlirpCbRegisterPollFD(int fd, void* opaque)
{
printf("Slirp: register poll FD %d\n", fd);
if (FDListSize >= FDListMax)
/*if (FDListSize >= FDListMax)
{
printf("!! SLIRP FD LIST FULL\n");
return;
@ -139,14 +153,14 @@ void SlirpCbRegisterPollFD(int fd, void* opaque)
}
FDList[FDListSize].fd = fd;
FDListSize++;
FDListSize++;*/
}
void SlirpCbUnregisterPollFD(int fd, void* opaque)
{
printf("Slirp: unregister poll FD %d\n", fd);
if (FDListSize < 1)
/*if (FDListSize < 1)
{
printf("!! SLIRP FD LIST EMPTY\n");
return;
@ -159,7 +173,7 @@ void SlirpCbUnregisterPollFD(int fd, void* opaque)
FDListSize--;
FDList[i] = FDList[FDListSize];
}
}
}*/
}
void SlirpCbNotify(void* opaque)
@ -187,6 +201,8 @@ bool Init()
FDListSize = 0;
memset(FDList, 0, sizeof(FDList));
RXBuffer = new FIFO<u32>(0x8000 >> 2);
SlirpConfig cfg;
memset(&cfg, 0, sizeof(cfg));
cfg.version = 1;
@ -211,6 +227,12 @@ void DeInit()
slirp_cleanup(Ctx);
Ctx = nullptr;
}
if (RXBuffer)
{
delete RXBuffer;
RXBuffer = nullptr;
}
}
@ -379,6 +401,7 @@ void HandleDNSFrame(u8* data, int len)
addr_res & 0xFF, (addr_res >> 8) & 0xFF,
(addr_res >> 16) & 0xFF, addr_res >> 24);
break;
p = p->ai_next;
}
}
@ -405,13 +428,7 @@ void HandleDNSFrame(u8* data, int len)
if (framelen & 1) { *out++ = 0; framelen++; }
FinishUDPFrame(resp, framelen);
// TODO: if there is already a packet queued, this will overwrite it
// that being said, this will only happen during DHCP setup, so probably
// not a big deal
PacketLen = framelen;
memcpy(PacketBuffer, resp, PacketLen);
RXNum = 1;
RXEnqueue(resp, framelen);
}
int SendPacket(u8* data, int len)
@ -444,24 +461,20 @@ int SendPacket(u8* data, int len)
return len;
}
const int PollListMax = 64;
struct pollfd PollList[PollListMax];
int PollListSize;
int SlirpCbAddPoll(int fd, int events, void* opaque)
{
int idx = -1;
for (int i = 0; i < FDListSize; i++)
if (PollListSize >= PollListMax)
{
if (FDList[i].fd == fd)
{
idx = i;
break;
}
}
if (idx == -1)
{
printf("SLIRP: ERROR! FD %d NOT REGISTERED\n", fd);
printf("slirp: POLL LIST FULL\n");
return -1;
}
int idx = PollListSize++;
//printf("Slirp: add poll: fd=%d, idx=%d, events=%08X\n", fd, idx, events);
u16 evt = 0;
@ -470,26 +483,26 @@ int SlirpCbAddPoll(int fd, int events, void* opaque)
if (events & SLIRP_POLL_OUT) evt |= POLLWRNORM;
#ifndef __WIN32__
// CHECKME
if (events & SLIRP_POLL_PRI) evt |= POLLPRI;
if (events & SLIRP_POLL_ERR) evt |= POLLERR;
if (events & SLIRP_POLL_HUP) evt |= POLLHUP;
#endif // !__WIN32__
FDList[idx].events = evt;
PollList[idx].fd = fd;
PollList[idx].events = evt;
return idx;
}
int SlirpCbGetREvents(int idx, void* opaque)
{
if (idx < 0 || idx >= FDListSize)
{
printf("SLIRP: !! BAD FD INDEX %d (MAX %d)\n", idx, FDListSize);
if (idx < 0 || idx >= PollListSize)
return 0;
}
//printf("Slirp: get revents, idx=%d, res=%04X\n", idx, FDList[idx].revents);
u16 evt = FDList[idx].revents;
u16 evt = PollList[idx].revents;
int ret = 0;
if (evt & POLLIN) ret |= SLIRP_POLL_IN;
@ -507,19 +520,24 @@ int RecvPacket(u8* data)
int ret = 0;
if (FDListSize > 0)
//if (PollListSize > 0)
{
u32 timeout = 0;
PollListSize = 0;
slirp_pollfds_fill(Ctx, &timeout, SlirpCbAddPoll, nullptr);
int res = poll(FDList, FDListSize, timeout);
int res = poll(PollList, PollListSize, timeout);
slirp_pollfds_poll(Ctx, res<0, SlirpCbGetREvents, nullptr);
}
if (RXNum > 0)
if (!RXBuffer->IsEmpty())
{
memcpy(data, PacketBuffer, PacketLen);
ret = PacketLen;
RXNum = 0;
u32 header = RXBuffer->Read();
u32 len = header & 0xFFFF;
for (int i = 0; i < len; i += 4)
((u32*)data)[i>>2] = RXBuffer->Read();
ret = header >> 16;
}
return ret;