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Initial vusb console support (#8559)

This commit is contained in:
Joel Challis 2020-05-03 01:25:39 +01:00 committed by GitHub
parent 2e6959ed87
commit 5f82b0782f
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GPG key ID: 4AEE18F83AFDEB23
9 changed files with 256 additions and 48 deletions

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@ -15,25 +15,50 @@ You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <avr/eeprom.h>
#include <avr/wdt.h>
#include <util/delay.h>
#include <stdint.h>
#include "usbdrv.h"
#include "usbconfig.h"
#include "host.h"
#include "report.h"
#include "print.h"
#include "debug.h"
#include "host_driver.h"
#include "vusb.h"
#include <util/delay.h>
#include "print.h"
#include "debug.h"
#ifdef RAW_ENABLE
# include "raw_hid.h"
#endif
#if (defined(MOUSE_ENABLE) || defined(EXTRAKEY_ENABLE)) && defined(RAW_ENABLE)
# error "Enabling Mousekeys/Extrakeys and Raw HID at the same time is not currently supported on V-USB."
#if defined(CONSOLE_ENABLE)
# define RBUF_SIZE 128
# include "ring_buffer.h"
#endif
#define NEXT_INTERFACE __COUNTER__
/*
* Interface indexes
*/
enum usb_interfaces {
KEYBOARD_INTERFACE = NEXT_INTERFACE,
#if (defined(MOUSE_ENABLE) || defined(EXTRAKEY_ENABLE))
MOUSE_EXTRA_INTERFACE = NEXT_INTERFACE,
#endif
#ifdef RAW_ENABLE
RAW_INTERFACE = NEXT_INTERFACE,
#endif
#ifdef CONSOLE_ENABLE
CONSOLE_INTERFACE = NEXT_INTERFACE,
#endif
TOTAL_INTERFACES = NEXT_INTERFACE,
};
#define MAX_INTERFACES 2
#if (NEXT_INTERFACE - 1) > MAX_INTERFACES
# error There are not enough available interfaces to support all functions. Please disable one or more of the following: Mouse Keys, Extra Keys, Raw HID, Console
#endif
static uint8_t vusb_keyboard_leds = 0;
@ -120,7 +145,60 @@ void raw_hid_task(void) {
raw_output_received_bytes = 0;
}
}
#endif
/*------------------------------------------------------------------*
* Console
*------------------------------------------------------------------*/
#ifdef CONSOLE_ENABLE
# define CONSOLE_BUFFER_SIZE 32
# define CONSOLE_EPSIZE 8
int8_t sendchar(uint8_t c) {
rbuf_enqueue(c);
return 0;
}
static inline bool usbSendData3(char *data, uint8_t len) {
uint8_t retries = 5;
while (!usbInterruptIsReady3()) {
if (!(retries--)) {
return false;
}
usbPoll();
}
usbSetInterrupt3((unsigned char *)data, len);
return true;
}
void console_task(void) {
if (!usbConfiguration) {
return;
}
if (!rbuf_has_data()) {
return;
}
// Send in chunks of 8 padded to 32
char send_buf[CONSOLE_BUFFER_SIZE] = {0};
uint8_t send_buf_count = 0;
while (rbuf_has_data() && send_buf_count < CONSOLE_EPSIZE) {
send_buf[send_buf_count++] = rbuf_dequeue();
}
char *temp = send_buf;
for (uint8_t i = 0; i < 4; i++) {
if (!usbSendData3(temp, 8)) {
break;
}
temp += 8;
}
usbSendData3(0, 0);
usbPoll();
}
#endif
/*------------------------------------------------------------------*
@ -429,7 +507,30 @@ const PROGMEM uchar raw_hid_report[] = {
0x95, RAW_BUFFER_SIZE, // Report Count
0x75, 0x08, // Report Size (8)
0x91, 0x02, // Output (Data, Variable, Absolute)
0xC0, // End Collection
0xC0 // End Collection
};
#endif
#if defined(CONSOLE_ENABLE)
const PROGMEM uchar console_hid_report[] = {
0x06, 0x31, 0xFF, // Usage Page (Vendor Defined - PJRC Teensy compatible)
0x09, 0x74, // Usage (Vendor Defined - PJRC Teensy compatible)
0xA1, 0x01, // Collection (Application)
// Data to host
0x09, 0x75, // Usage (Vendor Defined)
0x15, 0x00, // Logical Minimum (0x00)
0x26, 0xFF, 0x00, // Logical Maximum (0x00FF)
0x95, CONSOLE_BUFFER_SIZE, // Report Count
0x75, 0x08, // Report Size (8)
0x81, 0x02, // Input (Data, Variable, Absolute)
// Data from host
0x09, 0x76, // Usage (Vendor Defined)
0x15, 0x00, // Logical Minimum (0x00)
0x26, 0xFF, 0x00, // Logical Maximum (0x00FF)
0x95, CONSOLE_BUFFER_SIZE, // Report Count
0x75, 0x08, // Report Size (8)
0x91, 0x02, // Output (Data)
0xC0 // End Collection
};
#endif
@ -511,11 +612,7 @@ const PROGMEM usbConfigurationDescriptor_t usbConfigurationDescriptor = {
.bDescriptorType = USBDESCR_CONFIG
},
.wTotalLength = sizeof(usbConfigurationDescriptor_t),
# if defined(MOUSE_ENABLE) || defined(EXTRAKEY_ENABLE) || defined(RAW_ENABLE)
.bNumInterfaces = 2,
# else
.bNumInterfaces = 1,
# endif
.bNumInterfaces = TOTAL_INTERFACES,
.bConfigurationValue = 0x01,
.iConfiguration = 0x00,
.bmAttributes = (1 << 7) | USBATTR_REMOTEWAKE,
@ -530,7 +627,7 @@ const PROGMEM usbConfigurationDescriptor_t usbConfigurationDescriptor = {
.bLength = sizeof(usbInterfaceDescriptor_t),
.bDescriptorType = USBDESCR_INTERFACE
},
.bInterfaceNumber = 0,
.bInterfaceNumber = KEYBOARD_INTERFACE,
.bAlternateSetting = 0x00,
.bNumEndpoints = 1,
.bInterfaceClass = 0x03,
@ -569,7 +666,7 @@ const PROGMEM usbConfigurationDescriptor_t usbConfigurationDescriptor = {
.bLength = sizeof(usbInterfaceDescriptor_t),
.bDescriptorType = USBDESCR_INTERFACE
},
.bInterfaceNumber = 1,
.bInterfaceNumber = MOUSE_EXTRA_INTERFACE,
.bAlternateSetting = 0x00,
.bNumEndpoints = 1,
.bInterfaceClass = 0x03,
@ -597,14 +694,15 @@ const PROGMEM usbConfigurationDescriptor_t usbConfigurationDescriptor = {
.bmAttributes = 0x03,
.wMaxPacketSize = 8,
.bInterval = USB_POLLING_INTERVAL_MS
}
# elif defined(RAW_ENABLE)
},
# endif
# if defined(RAW_ENABLE)
.rawInterface = {
.header = {
.bLength = sizeof(usbInterfaceDescriptor_t),
.bDescriptorType = USBDESCR_INTERFACE
},
.bInterfaceNumber = 1,
.bInterfaceNumber = RAW_INTERFACE,
.bAlternateSetting = 0x00,
.bNumEndpoints = 2,
.bInterfaceClass = 0x03,
@ -642,7 +740,56 @@ const PROGMEM usbConfigurationDescriptor_t usbConfigurationDescriptor = {
.bmAttributes = 0x03,
.wMaxPacketSize = RAW_EPSIZE,
.bInterval = USB_POLLING_INTERVAL_MS
}
},
# endif
# if defined(CONSOLE_ENABLE)
/*
* Console
*/
.consoleInterface = {
.header = {
.bLength = sizeof(usbInterfaceDescriptor_t),
.bDescriptorType = USBDESCR_INTERFACE
},
.bInterfaceNumber = CONSOLE_INTERFACE,
.bAlternateSetting = 0x00,
.bNumEndpoints = 2,
.bInterfaceClass = 0x03,
.bInterfaceSubClass = 0x00,
.bInterfaceProtocol = 0x00,
.iInterface = 0x00
},
.consoleHID = {
.header = {
.bLength = sizeof(usbHIDDescriptor_t),
.bDescriptorType = USBDESCR_HID
},
.bcdHID = 0x0111,
.bCountryCode = 0x00,
.bNumDescriptors = 1,
.bDescriptorType = USBDESCR_HID_REPORT,
.wDescriptorLength = sizeof(console_hid_report)
},
.consoleINEndpoint = {
.header = {
.bLength = sizeof(usbEndpointDescriptor_t),
.bDescriptorType = USBDESCR_ENDPOINT
},
.bEndpointAddress = (USBRQ_DIR_DEVICE_TO_HOST | USB_CFG_EP3_NUMBER),
.bmAttributes = 0x03,
.wMaxPacketSize = CONSOLE_EPSIZE,
.bInterval = 0x01
},
.consoleOUTEndpoint = {
.header = {
.bLength = sizeof(usbEndpointDescriptor_t),
.bDescriptorType = USBDESCR_ENDPOINT
},
.bEndpointAddress = (USBRQ_DIR_HOST_TO_DEVICE | USB_CFG_EP3_NUMBER),
.bmAttributes = 0x03,
.wMaxPacketSize = CONSOLE_EPSIZE,
.bInterval = 0x01
},
# endif
};
@ -690,40 +837,54 @@ USB_PUBLIC usbMsgLen_t usbFunctionDescriptor(struct usbRequest *rq) {
break;
case USBDESCR_HID:
switch (rq->wValue.bytes[0]) {
case 0:
case KEYBOARD_INTERFACE:
usbMsgPtr = (unsigned char *)&usbConfigurationDescriptor.keyboardHID;
len = sizeof(usbHIDDescriptor_t);
break;
#if defined(MOUSE_ENABLE) || defined(EXTRAKEY_ENABLE)
case 1:
case MOUSE_EXTRA_INTERFACE:
usbMsgPtr = (unsigned char *)&usbConfigurationDescriptor.mouseExtraHID;
len = sizeof(usbHIDDescriptor_t);
break;
#elif defined(RAW_ENABLE)
case 1:
#endif
#if defined(RAW_ENABLE)
case RAW_INTERFACE:
usbMsgPtr = (unsigned char *)&usbConfigurationDescriptor.rawHID;
len = sizeof(usbHIDDescriptor_t);
break;
#endif
#if defined(CONSOLE_ENABLE)
case CONSOLE_INTERFACE:
usbMsgPtr = (unsigned char *)&usbConfigurationDescriptor.consoleHID;
len = sizeof(usbHIDDescriptor_t);
break;
#endif
}
break;
case USBDESCR_HID_REPORT:
/* interface index */
switch (rq->wIndex.word) {
case 0:
case KEYBOARD_INTERFACE:
usbMsgPtr = (unsigned char *)keyboard_hid_report;
len = sizeof(keyboard_hid_report);
break;
#if defined(MOUSE_ENABLE) || defined(EXTRAKEY_ENABLE)
case 1:
case MOUSE_EXTRA_INTERFACE:
usbMsgPtr = (unsigned char *)mouse_extra_hid_report;
len = sizeof(mouse_extra_hid_report);
break;
#elif defined(RAW_ENABLE)
case 1:
#endif
#if defined(RAW_ENABLE)
case RAW_INTERFACE:
usbMsgPtr = (unsigned char *)raw_hid_report;
len = sizeof(raw_hid_report);
break;
#endif
#if defined(CONSOLE_ENABLE)
case CONSOLE_INTERFACE:
usbMsgPtr = (unsigned char *)console_hid_report;
len = sizeof(console_hid_report);
break;
#endif
}
break;