aboutsummaryrefslogtreecommitdiff
path: root/bootloaders/diskloader/src/USBCore.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'bootloaders/diskloader/src/USBCore.cpp')
-rw-r--r--bootloaders/diskloader/src/USBCore.cpp118
1 files changed, 59 insertions, 59 deletions
diff --git a/bootloaders/diskloader/src/USBCore.cpp b/bootloaders/diskloader/src/USBCore.cpp
index 160e6cf..ac5d081 100644
--- a/bootloaders/diskloader/src/USBCore.cpp
+++ b/bootloaders/diskloader/src/USBCore.cpp
@@ -31,8 +31,8 @@
/** Pulse generation counters to keep track of the number of milliseconds remaining for each pulse type */
#define TX_RX_LED_PULSE_MS 100
-u8 TxLEDPulse; /**< Milliseconds remaining for data Tx LED pulse */
-u8 RxLEDPulse; /**< Milliseconds remaining for data Rx LED pulse */
+uint8_t TxLEDPulse; /**< Milliseconds remaining for data Tx LED pulse */
+uint8_t RxLEDPulse; /**< Milliseconds remaining for data Rx LED pulse */
void Reset();
@@ -41,11 +41,11 @@ void Reset();
typedef struct
{
- u32 dwDTERate;
- u8 bCharFormat;
- u8 bParityType;
- u8 bDataBits;
- u8 lineState;
+ uint32_t dwDTERate;
+ uint8_t bCharFormat;
+ uint8_t bParityType;
+ uint8_t bDataBits;
+ uint8_t lineState;
} LineInfo;
static volatile LineInfo _usbLineInfo = { 57600, 0x00, 0x00, 0x00, 0x00 };
@@ -54,9 +54,9 @@ static volatile LineInfo _usbLineInfo = { 57600, 0x00, 0x00, 0x00, 0x00 };
//==================================================================
// 4 bytes of RAM
-volatile u8 _usbConfiguration;
-volatile u8 _ejected;
-volatile u16 _timeout;
+volatile uint8_t _usbConfiguration;
+volatile uint8_t _ejected;
+volatile uint16_t _timeout;
static inline void WaitIN(void)
{
@@ -74,7 +74,7 @@ static inline void WaitOUT(void)
;
}
-static inline u8 WaitForINOrOUT()
+static inline uint8_t WaitForINOrOUT()
{
while (!(UEINTX & ((1<<TXINI)|(1<<RXOUTI))))
;
@@ -87,7 +87,7 @@ static inline void ClearOUT(void)
}
static
-void Send(volatile const u8* data, u8 count)
+void Send(volatile const uint8_t* data, uint8_t count)
{
TX_LED_ON(); // light the TX LED
TxLEDPulse = TX_RX_LED_PULSE_MS;
@@ -95,7 +95,7 @@ void Send(volatile const u8* data, u8 count)
UEDATX = *data++;
}
-void Recv(volatile u8* data, u8 count)
+void Recv(volatile uint8_t* data, uint8_t count)
{
RX_LED_ON(); // light the RX LED
RxLEDPulse = TX_RX_LED_PULSE_MS;
@@ -103,31 +103,31 @@ void Recv(volatile u8* data, u8 count)
*data++ = UEDATX;
}
-static inline u8 Recv8()
+static inline uint8_t Recv8()
{
RX_LED_ON(); // light the RX LED
RxLEDPulse = TX_RX_LED_PULSE_MS;
return UEDATX;
}
-static inline void Send8(u8 d)
+static inline void Send8(uint8_t d)
{
TX_LED_ON(); // light the TX LED
TxLEDPulse = TX_RX_LED_PULSE_MS;
UEDATX = d;
}
-static inline void SetEP(u8 ep)
+static inline void SetEP(uint8_t ep)
{
UENUM = ep;
}
-static inline u8 FifoByteCount()
+static inline uint8_t FifoByteCount()
{
return UEBCLX;
}
-static inline u8 ReceivedSetupInt()
+static inline uint8_t ReceivedSetupInt()
{
return UEINTX & (1<<RXSTPI);
}
@@ -142,17 +142,17 @@ static inline void Stall()
UECONX = (1<<STALLRQ) | (1<<EPEN);
}
-static inline u8 ReadWriteAllowed()
+static inline uint8_t ReadWriteAllowed()
{
return UEINTX & (1<<RWAL);
}
-static inline u8 Stalled()
+static inline uint8_t Stalled()
{
return UEINTX & (1<<STALLEDI);
}
-static inline u8 FifoFree()
+static inline uint8_t FifoFree()
{
return UEINTX & (1<<FIFOCON);
}
@@ -167,7 +167,7 @@ static inline void ReleaseTX()
UEINTX = 0x3A; // FIFOCON=0 NAKINI=0 RWAL=1 NAKOUTI=1 RXSTPI=1 RXOUTI=0 STALLEDI=1 TXINI=0
}
-static inline u8 FrameNumber()
+static inline uint8_t FrameNumber()
{
return UDFNUML;
}
@@ -178,7 +178,7 @@ static inline u8 FrameNumber()
#define EP_SINGLE_64 0x32 // EP0
#define EP_DOUBLE_64 0x36 // Other endpoints
-static void InitEP(u8 index, u8 type, u8 size)
+static void InitEP(uint8_t index, uint8_t type, uint8_t size)
{
UENUM = index;
UECONX = 1;
@@ -202,19 +202,19 @@ void USBInit(void)
UDCON = 0; // enable attach resistor
}
-u8 USBGetConfiguration(void)
+uint8_t USBGetConfiguration(void)
{
return _usbConfiguration;
}
-u8 HasData(u8 ep)
+uint8_t HasData(uint8_t ep)
{
SetEP(ep);
return ReadWriteAllowed(); // count in fifo
}
int USBGetChar();
-void Recv(u8 ep, u8* dst, u8 len)
+void Recv(uint8_t ep, uint8_t* dst, uint8_t len)
{
SetEP(ep);
while (len--)
@@ -228,16 +228,16 @@ void Recv(u8 ep, u8* dst, u8 len)
}
// Transmit a packet to endpoint
-void Transfer(u8 ep, const u8* data, int len)
+void Transfer(uint8_t ep, const uint8_t* data, int len)
{
- u8 zero = ep & TRANSFER_ZERO;
+ uint8_t zero = ep & TRANSFER_ZERO;
SetEP(ep & 7);
while (len--)
{
while (!ReadWriteAllowed())
; // TODO Check for STALL etc
- u8 d = (ep & TRANSFER_PGM) ? pgm_read_byte(data) : data[0];
+ uint8_t d = (ep & TRANSFER_PGM) ? pgm_read_byte(data) : data[0];
data++;
if (zero)
d = 0;
@@ -250,8 +250,8 @@ void Transfer(u8 ep, const u8* data, int len)
ReleaseTX();
}
-extern const u8 _initEndpoints[] PROGMEM;
-const u8 _initEndpoints[] =
+extern const uint8_t _initEndpoints[] PROGMEM;
+const uint8_t _initEndpoints[] =
{
0,
@@ -266,7 +266,7 @@ const u8 _initEndpoints[] =
static void InitEndpoints()
{
- for (u8 i = 1; i < sizeof(_initEndpoints); i++)
+ for (uint8_t i = 1; i < sizeof(_initEndpoints); i++)
{
UENUM = i;
UECONX = 1;
@@ -279,12 +279,12 @@ static void InitEndpoints()
typedef struct
{
- u8 bmRequestType;
- u8 bRequest;
- u8 wValueL;
- u8 wValueH;
- u16 wIndex;
- u16 wLength;
+ uint8_t bmRequestType;
+ uint8_t bRequest;
+ uint8_t wValueL;
+ uint8_t wValueH;
+ uint16_t wIndex;
+ uint16_t wLength;
} Setup;
Setup _setup;
@@ -292,18 +292,18 @@ Setup _setup;
bool USBHook()
{
Setup& setup = _setup;
- u8 r = setup.bRequest;
+ uint8_t r = setup.bRequest;
// CDC Requests
if (CDC_GET_LINE_CODING == r)
{
- Send((const volatile u8*)&_usbLineInfo,7);
+ Send((const volatile uint8_t*)&_usbLineInfo,7);
}
else if (CDC_SET_LINE_CODING == r)
{
WaitOUT();
- Recv((volatile u8*)&_usbLineInfo,7);
+ Recv((volatile uint8_t*)&_usbLineInfo,7);
ClearOUT();
}
@@ -315,7 +315,7 @@ bool USBHook()
return true;
}
-extern const u8 _rawHID[] PROGMEM;
+extern const uint8_t _rawHID[] PROGMEM;
#define LSB(_x) ((_x) & 0xFF)
#define MSB(_x) ((_x) >> 8)
@@ -324,7 +324,7 @@ extern const u8 _rawHID[] PROGMEM;
#define RAWHID_TX_SIZE 64
#define RAWHID_RX_SIZE 64
-const u8 _rawHID[] =
+const uint8_t _rawHID[] =
{
// RAW HID
0x06, LSB(RAWHID_USAGE_PAGE), MSB(RAWHID_USAGE_PAGE), // 30
@@ -346,15 +346,15 @@ const u8 _rawHID[] =
0xC0 // end collection
};
-u8 _cdcComposite = 0;
+uint8_t _cdcComposite = 0;
bool SendDescriptor()
{
Setup& setup = _setup;
- u16 desc_length = 0;
- const u8* desc_addr = 0;
+ uint16_t desc_length = 0;
+ const uint8_t* desc_addr = 0;
- u8 t = setup.wValueH;
+ uint8_t t = setup.wValueH;
if (0x22 == t)
{
#ifdef HID_ENABLED
@@ -363,23 +363,23 @@ bool SendDescriptor()
#endif
} else if (USB_DEVICE_DESCRIPTOR_TYPE == t)
{
- desc_addr = (const u8*)&USB_DeviceDescriptor;
+ desc_addr = (const uint8_t*)&USB_DeviceDescriptor;
}
else if (USB_CONFIGURATION_DESCRIPTOR_TYPE == t)
{
- desc_addr = (const u8*)&USB_ConfigDescriptor;
+ desc_addr = (const uint8_t*)&USB_ConfigDescriptor;
desc_length = sizeof(USB_ConfigDescriptor);
}
else if (USB_STRING_DESCRIPTOR_TYPE == t)
{
if (setup.wValueL == 0)
- desc_addr = (const u8*)&STRING_LANGUAGE;
+ desc_addr = (const uint8_t*)&STRING_LANGUAGE;
else if (setup.wValueL == IPRODUCT)
- desc_addr = (const u8*)&STRING_IPRODUCT;
+ desc_addr = (const uint8_t*)&STRING_IPRODUCT;
else if (setup.wValueL == ISERIAL)
- desc_addr = (const u8*)&STRING_SERIAL;
+ desc_addr = (const uint8_t*)&STRING_SERIAL;
else if (setup.wValueL == IMANUFACTURER)
- desc_addr = (const u8*)&STRING_IMANUFACTURER;
+ desc_addr = (const uint8_t*)&STRING_IMANUFACTURER;
else
return false;
} else
@@ -393,13 +393,13 @@ bool SendDescriptor()
// Send descriptor
// EP0 is 64 bytes long
// RWAL and FIFOCON don't work on EP0
- u16 n = 0;
+ uint16_t n = 0;
do
{
if (!WaitForINOrOUT())
return false;
Send8(pgm_read_byte(&desc_addr[n++]));
- u8 clr = n & 0x3F;
+ uint8_t clr = n & 0x3F;
if (!clr)
ClearIN(); // Fifo is full, release this packet
} while (n < desc_length);
@@ -413,7 +413,7 @@ void USBSetupInterrupt()
return;
Setup& setup = _setup; // global saves ~30 bytes
- Recv((u8*)&setup,8);
+ Recv((uint8_t*)&setup,8);
ClearSetupInt();
if (setup.bmRequestType & DEVICETOHOST)
@@ -422,7 +422,7 @@ void USBSetupInterrupt()
ClearIN();
bool ok = true;
- u8 r = setup.bRequest;
+ uint8_t r = setup.bRequest;
if (SET_ADDRESS == r)
{
WaitIN();
@@ -458,7 +458,7 @@ void USBSetupInterrupt()
void USBGeneralInterrupt()
{
- u8 udint = UDINT;
+ uint8_t udint = UDINT;
UDINT = 0;
// End of Reset
@@ -493,7 +493,7 @@ int USBGetChar()
// Read a char
if (HasData(CDC_RX))
{
- u8 c = Recv8();
+ uint8_t c = Recv8();
if (!ReadWriteAllowed())
ReleaseRX();
return c;