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wifi improvements:

Browse Source 
* implement channels
* rework power-down support, fixing bugs
* fix bug when W_BeaconInterval is zero
* fix potential missing IRQs when writing to W_IE
This commit is contained in:
Arisotura
2024-04-12 17:28:51 +02:00
parent 0b87dd5fa6
commit 111dc7a563
6 changed files with 344 additions and 134 deletions
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10
src/WifiAP.cpp
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@ -35,6 +35,7 @@ using Platform::LogLevel;
const char* WifiAP::APName = "melonAP";
const u8 WifiAP::APMac[6] = {0x00, 0xF0, 0x77, 0x77, 0x77, 0x77};
const u8 WifiAP::APChannel = 6;
#define PWRITE_8(p, v) *p++ = v;
#define PWRITE_16(p, v) *(u16*)p = v; p += 2;
@ -55,7 +56,7 @@ const u8 WifiAP::APMac[6] = {0x00, 0xF0, 0x77, 0x77, 0x77, 0x77};
PWRITE_16(p, 0); \
PWRITE_16(p, 0); \
PWRITE_8(p, rate); \
PWRITE_8(p, 0); \
PWRITE_8(p, APChannel); \
PWRITE_16(p, len);
//#define PALIGN_4(p, base) p += ((4 - ((ptrdiff_t)(p-base) & 0x3)) & 0x3);
@ -174,7 +175,7 @@ int WifiAP::HandleManagementFrame(const u8* data, int len)
PWRITE_16(p, 128); // beacon interval
PWRITE_16(p, 0x0021); // capability
PWRITE_8(p, 0x01); PWRITE_8(p, 0x02); PWRITE_8(p, 0x82); PWRITE_8(p, 0x84); // rates
PWRITE_8(p, 0x03); PWRITE_8(p, 0x01); PWRITE_8(p, 0x06); // current channel
PWRITE_8(p, 0x03); PWRITE_8(p, 0x01); PWRITE_8(p, APChannel); // current channel
PWRITE_8(p, 0x00); PWRITE_8(p, strlen(APName));
memcpy(p, APName, strlen(APName)); p += strlen(APName);
@ -260,6 +261,9 @@ int WifiAP::HandleManagementFrame(const u8* data, int len)
int WifiAP::SendPacket(const u8* data, int len)
{
if (data[9] != APChannel)
return 0;
data += 12;
u16 framectl = *(u16*)&data[0];
@ -327,7 +331,7 @@ int WifiAP::RecvPacket(u8* data)
PWRITE_16(p, 128); // beacon interval
PWRITE_16(p, 0x0021); // capability
PWRITE_8(p, 0x01); PWRITE_8(p, 0x02); PWRITE_8(p, 0x82); PWRITE_8(p, 0x84); // rates
PWRITE_8(p, 0x03); PWRITE_8(p, 0x01); PWRITE_8(p, 0x06); // current channel
PWRITE_8(p, 0x03); PWRITE_8(p, 0x01); PWRITE_8(p, APChannel); // current channel
PWRITE_8(p, 0x05); PWRITE_8(p, 0x04); PWRITE_8(p, 0); PWRITE_8(p, 0); PWRITE_8(p, 0); PWRITE_8(p, 0); // TIM
PWRITE_8(p, 0x00); PWRITE_8(p, strlen(APName));
memcpy(p, APName, strlen(APName)); p += strlen(APName);