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author | tmk <nobody@nowhere> | 2011-02-08 16:03:58 +0100 |
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committer | tmk <nobody@nowhere> | 2011-02-21 19:08:59 +0100 |
commit | acc974c64b1e17e6807133fdc50de5bb34aedda5 (patch) | |
tree | 7af7511a56d680a4d93b535c52891a8ffc15dd04 /pjrc/usb.h | |
parent | 5552b5afeaa9ce7432f9ded3586984253f292d80 (diff) | |
download | qmk_firmware-acc974c64b1e17e6807133fdc50de5bb34aedda5.tar.gz qmk_firmware-acc974c64b1e17e6807133fdc50de5bb34aedda5.tar.xz |
added protocol stack: pjrc, vusb
Diffstat (limited to 'pjrc/usb.h')
-rw-r--r-- | pjrc/usb.h | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/pjrc/usb.h b/pjrc/usb.h new file mode 100644 index 000000000..ee72a1e39 --- /dev/null +++ b/pjrc/usb.h @@ -0,0 +1,91 @@ +#ifndef USB_H +#define USB_H 1 + +#include <stdint.h> +#include <stdbool.h> +#include <avr/io.h> + + +extern bool remote_wakeup; +extern bool suspend; + +void usb_init(void); // initialize everything +uint8_t usb_configured(void); // is the USB port configured +void usb_remote_wakeup(void); + + + + +#define EP_TYPE_CONTROL 0x00 +#define EP_TYPE_BULK_IN 0x81 +#define EP_TYPE_BULK_OUT 0x80 +#define EP_TYPE_INTERRUPT_IN 0xC1 +#define EP_TYPE_INTERRUPT_OUT 0xC0 +#define EP_TYPE_ISOCHRONOUS_IN 0x41 +#define EP_TYPE_ISOCHRONOUS_OUT 0x40 + +#define EP_SINGLE_BUFFER 0x02 +#define EP_DOUBLE_BUFFER 0x06 + +#define EP_SIZE(s) ((s) == 64 ? 0x30 : \ + ((s) == 32 ? 0x20 : \ + ((s) == 16 ? 0x10 : \ + 0x00))) + +#define MAX_ENDPOINT 4 + +#define LSB(n) (n & 255) +#define MSB(n) ((n >> 8) & 255) + +#if defined(__AVR_AT90USB162__) +#define HW_CONFIG() +#define PLL_CONFIG() (PLLCSR = ((1<<PLLE)|(1<<PLLP0))) +#define USB_CONFIG() (USBCON = (1<<USBE)) +#define USB_FREEZE() (USBCON = ((1<<USBE)|(1<<FRZCLK))) +#elif defined(__AVR_ATmega32U4__) +#define HW_CONFIG() (UHWCON = 0x01) +#define PLL_CONFIG() (PLLCSR = 0x12) +#define USB_CONFIG() (USBCON = ((1<<USBE)|(1<<OTGPADE))) +#define USB_FREEZE() (USBCON = ((1<<USBE)|(1<<FRZCLK))) +#elif defined(__AVR_AT90USB646__) +#define HW_CONFIG() (UHWCON = 0x81) +#define PLL_CONFIG() (PLLCSR = 0x1A) +#define USB_CONFIG() (USBCON = ((1<<USBE)|(1<<OTGPADE))) +#define USB_FREEZE() (USBCON = ((1<<USBE)|(1<<FRZCLK))) +#elif defined(__AVR_AT90USB1286__) +#define HW_CONFIG() (UHWCON = 0x81) +#define PLL_CONFIG() (PLLCSR = 0x16) +#define USB_CONFIG() (USBCON = ((1<<USBE)|(1<<OTGPADE))) +#define USB_FREEZE() (USBCON = ((1<<USBE)|(1<<FRZCLK))) +#endif + +// standard control endpoint request types +#define GET_STATUS 0 +#define CLEAR_FEATURE 1 +#define SET_FEATURE 3 +#define SET_ADDRESS 5 +#define GET_DESCRIPTOR 6 +#define GET_CONFIGURATION 8 +#define SET_CONFIGURATION 9 +#define GET_INTERFACE 10 +#define SET_INTERFACE 11 +// HID (human interface device) +#define HID_GET_REPORT 1 +#define HID_GET_IDLE 2 +#define HID_GET_PROTOCOL 3 +#define HID_SET_REPORT 9 +#define HID_SET_IDLE 10 +#define HID_SET_PROTOCOL 11 +#define HID_REPORT_INPUT 1 +#define HID_REPORT_OUTPUT 2 +#define HID_REPORT_FEATURE 3 +// CDC (communication class device) +#define CDC_SET_LINE_CODING 0x20 +#define CDC_GET_LINE_CODING 0x21 +#define CDC_SET_CONTROL_LINE_STATE 0x22 +// HID feature selectors +#define DEVICE_REMOTE_WAKEUP 1 +#define ENDPOINT_HALT 0 +#define TEST_MODE 2 + +#endif |