Interrupt driven Control ep and Console task

This commit is contained in:
tmk 2012-07-08 23:57:25 +09:00
parent ab89bfce03
commit 8947029950
3 changed files with 59 additions and 34 deletions

View File

@ -93,6 +93,9 @@ ARCH = AVR8
# CPU clock adjust registers or the clock division fuses), this will be equal to F_CPU. # CPU clock adjust registers or the clock division fuses), this will be equal to F_CPU.
F_USB = $(F_CPU) F_USB = $(F_CPU)
# Interrupt driven control endpoint task
OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
# Build Options # Build Options
# comment out to disable the options. # comment out to disable the options.

View File

@ -110,7 +110,7 @@ typedef struct
#define KEYBOARD_EPSIZE 8 #define KEYBOARD_EPSIZE 8
#define MOUSE_EPSIZE 8 #define MOUSE_EPSIZE 8
#define CONSOLE_EPSIZE 8 #define CONSOLE_EPSIZE 32
#define EXTRA_EPSIZE 8 #define EXTRA_EPSIZE 8

View File

@ -69,7 +69,7 @@ static host_driver_t lufa_driver = {
static void SetupHardware(void); static void SetupHardware(void);
static void Console_HID_Task(void); static void Console_Task(void);
int main(void) int main(void)
{ {
@ -90,8 +90,9 @@ int main(void)
while (1) { while (1) {
keyboard_proc(); keyboard_proc();
Console_HID_Task(); #if !defined(INTERRUPT_CONTROL_ENDPOINT)
USB_USBTask(); USB_USBTask();
#endif
} }
} }
@ -105,14 +106,20 @@ void SetupHardware(void)
clock_prescale_set(clock_div_1); clock_prescale_set(clock_div_1);
USB_Init(); USB_Init();
// for Console_Task
USB_Device_EnableSOFEvents();
} }
static void Console_HID_Task(void) static void Console_Task(void)
{ {
/* Device must be connected and configured for the task to run */ /* Device must be connected and configured for the task to run */
if (USB_DeviceState != DEVICE_STATE_Configured) if (USB_DeviceState != DEVICE_STATE_Configured)
return; return;
uint8_t ep = Endpoint_GetCurrentEndpoint();
#if 0
// TODO: impl receivechar()/recvchar() // TODO: impl receivechar()/recvchar()
Endpoint_SelectEndpoint(CONSOLE_OUT_EPNUM); Endpoint_SelectEndpoint(CONSOLE_OUT_EPNUM);
@ -135,12 +142,16 @@ static void Console_HID_Task(void)
/* Finalize the stream transfer to send the last packet */ /* Finalize the stream transfer to send the last packet */
Endpoint_ClearOUT(); Endpoint_ClearOUT();
} }
#endif
/* IN packet */ /* IN packet */
Endpoint_SelectEndpoint(CONSOLE_IN_EPNUM); Endpoint_SelectEndpoint(CONSOLE_IN_EPNUM);
// send IN packet // flash senchar packet
if (Endpoint_IsINReady()) if (Endpoint_IsINReady()) {
Endpoint_ClearIN(); Endpoint_ClearIN();
}
Endpoint_SelectEndpoint(ep);
} }
@ -157,6 +168,16 @@ void EVENT_USB_Device_Disconnect(void)
{ {
} }
#define CONSOLE_TASK_INTERVAL 50
void EVENT_USB_Device_StartOfFrame(void)
{
static uint8_t interval;
if (++interval == CONSOLE_TASK_INTERVAL) {
Console_Task();
interval = 0;
}
}
/** Event handler for the USB_ConfigurationChanged event. /** Event handler for the USB_ConfigurationChanged event.
* This is fired when the host sets the current configuration of the USB device after enumeration. * This is fired when the host sets the current configuration of the USB device after enumeration.
*/ */
@ -182,7 +203,7 @@ void EVENT_USB_Device_ConfigurationChanged(void)
/* Setup Console HID Report Endpoints */ /* Setup Console HID Report Endpoints */
ConfigSuccess &= Endpoint_ConfigureEndpoint(CONSOLE_IN_EPNUM, EP_TYPE_INTERRUPT, ENDPOINT_DIR_IN, ConfigSuccess &= Endpoint_ConfigureEndpoint(CONSOLE_IN_EPNUM, EP_TYPE_INTERRUPT, ENDPOINT_DIR_IN,
CONSOLE_EPSIZE, ENDPOINT_BANK_SINGLE); CONSOLE_EPSIZE, ENDPOINT_BANK_DOUBLE);
ConfigSuccess &= Endpoint_ConfigureEndpoint(CONSOLE_OUT_EPNUM, EP_TYPE_INTERRUPT, ENDPOINT_DIR_OUT, ConfigSuccess &= Endpoint_ConfigureEndpoint(CONSOLE_OUT_EPNUM, EP_TYPE_INTERRUPT, ENDPOINT_DIR_OUT,
CONSOLE_EPSIZE, ENDPOINT_BANK_SINGLE); CONSOLE_EPSIZE, ENDPOINT_BANK_SINGLE);
} }
@ -374,6 +395,7 @@ static void send_consumer(uint16_t data)
/******************************************************************************* /*******************************************************************************
* sendchar * sendchar
******************************************************************************/ ******************************************************************************/
#define SEND_TIMEOUT 10
int8_t sendchar(uint8_t c) int8_t sendchar(uint8_t c)
{ {
if (USB_DeviceState != DEVICE_STATE_Configured) if (USB_DeviceState != DEVICE_STATE_Configured)
@ -381,9 +403,9 @@ int8_t sendchar(uint8_t c)
Endpoint_SelectEndpoint(CONSOLE_IN_EPNUM); Endpoint_SelectEndpoint(CONSOLE_IN_EPNUM);
uint8_t timeout = 10; uint8_t timeout = SEND_TIMEOUT;
uint16_t prevFN = USB_Device_GetFrameNumber(); uint16_t prevFN = USB_Device_GetFrameNumber();
while (!Endpoint_IsINReady()) { while (!Endpoint_IsReadWriteAllowed()) {
switch (USB_DeviceState) { switch (USB_DeviceState) {
case DEVICE_STATE_Unattached: case DEVICE_STATE_Unattached:
case DEVICE_STATE_Suspended: case DEVICE_STATE_Suspended:
@ -400,7 +422,7 @@ int8_t sendchar(uint8_t c)
Endpoint_Write_8(c); Endpoint_Write_8(c);
// send when packet is full // send when bank is full
if (!Endpoint_IsReadWriteAllowed()) if (!Endpoint_IsReadWriteAllowed())
Endpoint_ClearIN(); Endpoint_ClearIN();