X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/fnordlicht-mini/blobdiff_plain/24562c8a748c379de491019607921e5959459464..745723e4d1fee18fc31d79172fe8357a75628eea:/firmware/fnordlicht-controller/usb.c

diff --git a/firmware/fnordlicht-controller/usb.c b/firmware/fnordlicht-controller/usb.c
deleted file mode 100644
index bbfaace..0000000
--- a/firmware/fnordlicht-controller/usb.c
+++ /dev/null
@@ -1,159 +0,0 @@
-/* vim:ts=4 sts=4 et tw=80
- *
- *         fnordlicht firmware
- *
- *    for additional information please
- *    see http://lochraster.org/fnordlichtmini
- *
- * (c) by Alexander Neumann <alexander@bumpern.de>
- *
- * This program is free software: you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 3 as published by
- * the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-/* includes */
-#include "globals.h"
-#include "../common/io.h"
-
-#include <stdint.h>
-#include <stdbool.h>
-
-#include "../common/common.h"
-#include "usbdrv/usbdrv.h"
-#include "timer.h"
-#include "uart.h"
-#include "ir.h"
-
-static bool usb_status;
-
- /* supply custom usbDeviceConnect() and usbDeviceDisconnect() macros
- * which turn the interrupt on and off at the right times,
- * and prevent the execution of an interrupt while the pullup resistor
- * is switched off */
-#ifdef USB_CFG_PULLUP_IOPORTNAME
-#undef usbDeviceConnect
-#define usbDeviceConnect()      do { \
-                                    USB_PULLUP_DDR |= (1<<USB_CFG_PULLUP_BIT); \
-                                    USB_PULLUP_OUT |= (1<<USB_CFG_PULLUP_BIT); \
-                                    USB_INTR_ENABLE |= (1 << USB_INTR_ENABLE_BIT); \
-                                   } while(0);
-#undef usbDeviceDisconnect
-#define usbDeviceDisconnect()   do { \
-                                    USB_INTR_ENABLE &= ~(1 << USB_INTR_ENABLE_BIT); \
-                                    USB_PULLUP_DDR &= ~(1<<USB_CFG_PULLUP_BIT); \
-                                    USB_PULLUP_OUT &= ~(1<<USB_CFG_PULLUP_BIT); \
-                                   } while(0);
-#endif
-
-#define USBRQ_SEND          1
-#define USBRQ_IR_STATE      2
-#define USBRQ_IR_READ       3
-
-struct usb_state_t {
-    enum {
-        USB_STATE_IDLE = 0,
-        USB_STATE_SEND = 1,
-    } state;
-
-    usbMsgLen_t bytes_remaining;
-};
-
-struct usb_state_t usb;
-
-USB_PUBLIC usbMsgLen_t usbFunctionSetup(uchar data[8])
-{
-    usbRequest_t *req = (void *)data;
-    usbMsgLen_t len = 0;
-    static uint8_t buf[8];
-
-    /* set global data pointer to local buffer */
-    usbMsgPtr = buf;
-
-    if (req->bRequest == USBRQ_SEND && req->wLength.word > 0) {
-        usb.state = USB_STATE_SEND;
-        if (req->wLength.word < 256) {
-            usb.bytes_remaining = req->wLength.bytes[0];
-            return USB_NO_MSG;
-        } else {
-            /* too long */
-            buf[0] = 1;
-            len = 1;
-        }
-    } else if (req->bRequest == USBRQ_IR_STATE) {
-        /* read or set state? */
-        if (req->bmRequestType & USBRQ_DIR_MASK) {
-            /* read */
-            buf[0] = ir_global.mode;
-            len = 1;
-        } else {
-            /* write */
-            uint8_t new_state = req->wValue.bytes[0];
-            if (new_state <= IR_RECEIVE)
-                ir_set_mode(new_state);
-        }
-    } else if (req->bRequest == USBRQ_IR_READ) {
-        if (ir_global.mode == IR_DISABLED) {
-            usbMsgPtr = (void *)ir_global.time;
-            return 2*ir_global.pos;
-        }
-    }
-
-    return len;
-}
-
-uchar usbFunctionWrite(uchar *data, uchar len)
-{
-    if (len > usb.bytes_remaining)
-        len = usb.bytes_remaining;
-
-    usb.bytes_remaining -= len;
-
-    while (len--) {
-        /* ugly hack: busy wait until the fifo is ready for another byte... */
-        while (fifo_full(&global_uart.tx));
-        uart_putc(*data++);
-    }
-
-    if (usb.bytes_remaining == 0) {
-        return true;
-        usb.state == USB_STATE_IDLE;
-    } else
-        return len;
-}
-
-void usb_init(void)
-{
-    usbInit();
-}
-
-void usb_enable(void)
-{
-    usbDeviceConnect();
-    usb_status = true;
-}
-
-void usb_disable(void)
-{
-    usbDeviceDisconnect();
-    usb_status = false;
-}
-
-bool usb_enabled(void)
-{
-    return usb_status;
-}
-
-void usb_poll(void)
-{
-    if (usb_status)
-        usbPoll();
-}