diff options
Diffstat (limited to 'tmk_core/protocol/lufa/lufa.c')
| -rw-r--r-- | tmk_core/protocol/lufa/lufa.c | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/tmk_core/protocol/lufa/lufa.c b/tmk_core/protocol/lufa/lufa.c index ee2552c190..dd78fe6213 100644 --- a/tmk_core/protocol/lufa/lufa.c +++ b/tmk_core/protocol/lufa/lufa.c @@ -84,6 +84,10 @@ #include "sysex_tools.h" #endif +#ifdef RAW_ENABLE + #include "raw_hid.h" +#endif + uint8_t keyboard_idle = 0; /* 0: Boot Protocol, 1: Report Protocol(default) */ uint8_t keyboard_protocol = 1; @@ -179,6 +183,80 @@ USB_ClassInfo_CDC_Device_t cdc_device = }; #endif +#ifdef RAW_ENABLE + +void raw_hid_send( uint8_t *data, uint8_t length ) +{ + // TODO: implement variable size packet + if ( length != RAW_EPSIZE ) + { + return; + } + + if (USB_DeviceState != DEVICE_STATE_Configured) + { + return; + } + + // TODO: decide if we allow calls to raw_hid_send() in the middle + // of other endpoint usage. + uint8_t ep = Endpoint_GetCurrentEndpoint(); + + Endpoint_SelectEndpoint(RAW_IN_EPNUM); + + // Check to see if the host is ready to accept another packet + if (Endpoint_IsINReady()) + { + // Write data + Endpoint_Write_Stream_LE(data, RAW_EPSIZE, NULL); + // Finalize the stream transfer to send the last packet + Endpoint_ClearIN(); + } + + Endpoint_SelectEndpoint(ep); +} + +__attribute__ ((weak)) +void raw_hid_receive( uint8_t *data, uint8_t length ) +{ + // Users should #include "raw_hid.h" in their own code + // and implement this function there. Leave this as weak linkage + // so users can opt to not handle data coming in. +} + +static void raw_hid_task(void) +{ + // Create a temporary buffer to hold the read in data from the host + uint8_t data[RAW_EPSIZE]; + bool data_read = false; + + // Device must be connected and configured for the task to run + if (USB_DeviceState != DEVICE_STATE_Configured) + return; + + Endpoint_SelectEndpoint(RAW_OUT_EPNUM); + + // Check to see if a packet has been sent from the host + if (Endpoint_IsOUTReceived()) + { + // Check to see if the packet contains data + if (Endpoint_IsReadWriteAllowed()) + { + /* Read data */ + Endpoint_Read_Stream_LE(data, sizeof(data), NULL); + data_read = true; + } + + // Finalize the stream transfer to receive the last packet + Endpoint_ClearOUT(); + + if ( data_read ) + { + raw_hid_receive( data, sizeof(data) ); + } + } +} +#endif /******************************************************************************* * Console @@ -298,6 +376,8 @@ void EVENT_USB_Device_WakeUp() #endif } + + #ifdef CONSOLE_ENABLE static bool console_flush = false; #define CONSOLE_FLUSH_SET(b) do { \ @@ -317,6 +397,7 @@ void EVENT_USB_Device_StartOfFrame(void) Console_Task(); console_flush = false; } + #endif /** Event handler for the USB_ConfigurationChanged event. @@ -345,6 +426,14 @@ void EVENT_USB_Device_ConfigurationChanged(void) EXTRAKEY_EPSIZE, ENDPOINT_BANK_SINGLE); #endif +#ifdef RAW_ENABLE + /* Setup Raw HID Report Endpoints */ + ConfigSuccess &= ENDPOINT_CONFIG(RAW_IN_EPNUM, EP_TYPE_INTERRUPT, ENDPOINT_DIR_IN, + RAW_EPSIZE, ENDPOINT_BANK_SINGLE); + ConfigSuccess &= ENDPOINT_CONFIG(RAW_OUT_EPNUM, EP_TYPE_INTERRUPT, ENDPOINT_DIR_OUT, + RAW_EPSIZE, ENDPOINT_BANK_SINGLE); +#endif + #ifdef CONSOLE_ENABLE /* Setup Console HID Report Endpoints */ ConfigSuccess &= ENDPOINT_CONFIG(CONSOLE_IN_EPNUM, EP_TYPE_INTERRUPT, ENDPOINT_DIR_IN, @@ -1124,9 +1213,14 @@ int main(void) CDC_Device_USBTask(&cdc_device); #endif +#ifdef RAW_ENABLE + raw_hid_task(); +#endif + #if !defined(INTERRUPT_CONTROL_ENDPOINT) USB_USBTask(); #endif + } } |