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Converted device mode low-level demos to schedulerless.

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This commit is contained in:
Dean Camera 2009-06-07 07:20:33 +00:00
parent 2793c88fc6
commit 33a0184749
44 changed files with 590 additions and 1134 deletions
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77
Demos/Device/LowLevel/KeyboardMouse/KeyboardMouse.c
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@ -37,14 +37,6 @@
#include "KeyboardMouse.h"
/* Scheduler Task List */
TASK_LIST
{
{ .Task = USB_USBTask , .TaskStatus = TASK_STOP },
{ .Task = USB_Mouse , .TaskStatus = TASK_RUN },
{ .Task = USB_Keyboard , .TaskStatus = TASK_RUN },
};
/* Global Variables */
/** Global structure to hold the current keyboard interface HID report, for transmission to the host */
USB_KeyboardReport_Data_t KeyboardReportData;
@ -56,6 +48,21 @@ USB_MouseReport_Data_t MouseReportData;
* starts the scheduler to run the USB management task.
*/
int main(void)
{
SetupHardware();
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
for (;;)
{
Keyboard_HID_Task();
Mouse_HID_Task();
USB_USBTask();
}
}
/** Configures the board hardware and chip peripherals for the demo's functionality. */
void SetupHardware(void)
{
/* Disable watchdog if enabled by bootloader/fuses */
MCUSR &= ~(1 << WDRF);
@ -67,18 +74,7 @@ int main(void)
/* Hardware Initialization */
Joystick_Init();
LEDs_Init();
/* Indicate USB not ready */
UpdateStatus(Status_USBNotReady);
/* Initialize Scheduler so that it can be used */
Scheduler_Init();
/* Initialize USB Subsystem */
USB_Init();
/* Scheduling - routine never returns, so put this last in the main function */
Scheduler_Start();
}
/** Event handler for the USB_Connect event. This indicates that the device is enumerating via the status LEDs and
@ -86,11 +82,8 @@ int main(void)
*/
void EVENT_USB_Connect(void)
{
/* Start USB management task */
Scheduler_SetTaskMode(USB_USBTask, TASK_RUN);
/* Indicate USB enumerating */
UpdateStatus(Status_USBEnumerating);
LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
}
/** Event handler for the USB_Disconnect event. This indicates that the device is no longer connected to a host via
@ -98,11 +91,8 @@ void EVENT_USB_Connect(void)
*/
void EVENT_USB_Disconnect(void)
{
/* Stop running HID reporting and USB management tasks */
Scheduler_SetTaskMode(USB_USBTask, TASK_STOP);
/* Indicate USB not ready */
UpdateStatus(Status_USBNotReady);
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
}
/** Event handler for the USB_ConfigurationChanged event. This is fired when the host sets the current configuration
@ -126,7 +116,7 @@ void EVENT_USB_ConfigurationChanged(void)
ENDPOINT_BANK_SINGLE);
/* Indicate USB connected and ready */
UpdateStatus(Status_USBReady);
LEDs_SetAllLEDs(LEDMASK_USB_READY);
}
/** Event handler for the USB_UnhandledControlPacket event. This is used to catch standard and class specific
@ -205,38 +195,11 @@ void EVENT_USB_UnhandledControlPacket(void)
}
}
/** Function to manage status updates to the user. This is done via LEDs on the given board, if available, but may be changed to
* log to a serial port, or anything else that is suitable for status updates.
*
* \param CurrentStatus Current status of the system, from the KeyboardMouse_StatusCodes_t enum
*/
void UpdateStatus(uint8_t CurrentStatus)
{
uint8_t LEDMask = LEDS_NO_LEDS;
/* Set the LED mask to the appropriate LED mask based on the given status code */
switch (CurrentStatus)
{
case Status_USBNotReady:
LEDMask = (LEDS_LED1);
break;
case Status_USBEnumerating:
LEDMask = (LEDS_LED1 | LEDS_LED2);
break;
case Status_USBReady:
LEDMask = (LEDS_LED2 | LEDS_LED4);
break;
}
/* Set the board LEDs to the new LED mask */
LEDs_SetAllLEDs(LEDMask);
}
/** Keyboard task. This generates the next keyboard HID report for the host, and transmits it via the
* keyboard IN endpoint when the host is ready for more data. Additionally, it processes host LED status
* reports sent to the device via the keyboard OUT reporting endpoint.
*/
TASK(USB_Keyboard)
void Keyboard_HID_Task(void)
{
uint8_t JoyStatus_LCL = Joystick_GetStatus();
@ -307,7 +270,7 @@ TASK(USB_Keyboard)
/** Mouse task. This generates the next mouse HID report for the host, and transmits it via the
* mouse IN endpoint when the host is ready for more data.
*/
TASK(USB_Mouse)
void Mouse_HID_Task(void)
{
uint8_t JoyStatus_LCL = Joystick_GetStatus();