mirror of
git://projects.qi-hardware.com/ben-wpan.git
synced 2024-08-24 05:21:30 +03:00
- atusd/tools/lib/atusd.c: moved to tools/lib/ - atusd/tools/lib/atusd.h: removed, we can now use tools/include/atspi.h - tools/lib/atusd.c: added copyright header - tools/lib/atusd.c: updated for driver API - tools/lib/Makefile: added atusd.o - tools/Makefile.common: moved common elements from all other makefiles in tools/*/ here - tools/Makefile.common: added target-specific compiler and flags - tools/atspi-id/Makefile, tools/atspi-reset/Makefile, tools/atspi-rssi/Makefile, tools/atspi-trim/Makefile, tools/atspi-txrx/Makefile, tools/lib/Makefile: used Makefile.common - tools/lib/Makefile: differentiate USB and uSD build - tools/atspi-id/atspi-id.c, tools/atspi-reset/atspi-reset.c, tools/atspi-rssi/atspi-rssi.c, tools/atspi-trim/atspi-trim.c, tools/atspi-txr/atspi-txr.c: updated for driver-agnostic API - tools/atspi-id/atspi-id.c, tools/atspi-reset/atspi-reset.c, tools/atspi-rssi/atspi-rssi.c, tools/atspi-trim/atspi-trim.c, tools/atspi-txr/atspi-txr.c: corrected AF86RF230 typo in title - tools/include/atspi.h, tools/lib/atspi.c, tools/lib/driver.c, tools/lib/atusb.c: brought back support for atspi_error and atspi_clear_error - tools/atspi-id/atspi-id.c (atspi_get_protocol): renamed to get_protocol, to make it clear that it's not from libatspi - tools/atspi-id/atspi-id.c (atspi_get_build): renamed to get_build, to make it clear that it's not from libatspi - tools/include/atspi.h, tools/lib/atspi.c (atspi_usb_handle): new function to obtain a driver's USB device handle (or NULL if the driver doesn't use USB)
206 lines
3.5 KiB
C
206 lines
3.5 KiB
C
/*
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* lib/atusb.c - ATSPI access functions library (USB version)
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*
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* Written 2010 by Werner Almesberger
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* Copyright 2010 Werner Almesberger
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#include <stdio.h>
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#include <usb.h>
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#include "f32xbase/usb.h"
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#include "atspi/ep0.h"
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#include "atspi/usb-ids.h"
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#include "driver.h"
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#define FROM_DEV ATSPI_FROM_DEV(0)
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#define TO_DEV ATSPI_TO_DEV(0)
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/* ----- error handling ---------------------------------------------------- */
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static int error;
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static int atusb_error(void *dsc)
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{
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return error;
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}
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static int atusb_clear_error(void *dsc)
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{
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int ret;
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ret = error;
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error = 0;
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return ret;
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}
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/* ----- open/close -------------------------------------------------------- */
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static void *atusb_open(void)
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{
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usb_dev_handle *dev;
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dev = open_usb(USB_VENDOR, USB_PRODUCT);
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if (dev) {
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error = 0;
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} else {
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fprintf(stderr, ":-(\n");
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error = 1;
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}
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return dev;
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}
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static void atusb_close(void *dsc)
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{
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/* to do */
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}
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/* ----- device mode ------------------------------------------------------- */
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static void atusb_reset(void *dsc)
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{
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usb_dev_handle *dev = dsc;
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int res;
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if (error)
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return;
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res =
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usb_control_msg(dev, TO_DEV, ATSPI_RESET, 0, 0, NULL, 0, 1000);
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if (res < 0) {
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fprintf(stderr, "ATSPI_RESET: %d\n", res);
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error = 1;
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}
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}
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static void atusb_reset_rf(void *dsc)
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{
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usb_dev_handle *dev = dsc;
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int res;
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if (error)
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return;
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res =
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usb_control_msg(dev, TO_DEV, ATSPI_RF_RESET, 0, 0, NULL, 0, 1000);
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if (res < 0) {
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fprintf(stderr, "ATSPI_RF_RESET: %d\n", res);
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error = 1;
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}
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}
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/* ----- register access --------------------------------------------------- */
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static void atusb_reg_write(void *dsc, uint8_t reg, uint8_t value)
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{
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usb_dev_handle *dev = dsc;
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int res;
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if (error)
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return;
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res = usb_control_msg(dev, TO_DEV, ATSPI_REG_WRITE, value, reg,
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NULL, 0, 1000);
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if (res < 0) {
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fprintf(stderr, "ATSPI_REG_WRITE: %d\n", res);
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error = 1;
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}
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}
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static uint8_t atusb_reg_read(void *dsc, uint8_t reg)
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{
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usb_dev_handle *dev = dsc;
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uint8_t value = 0;
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int res;
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if (error)
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return 0;
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res = usb_control_msg(dev, FROM_DEV, ATSPI_REG_READ, 0, reg,
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(void *) &value, 1, 1000);
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if (res < 0) {
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fprintf(stderr, "ATSPI_REG_READ: %d\n", res);
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error = 1;
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}
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return value;
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}
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/* ----- frame buffer access ----------------------------------------------- */
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static void atusb_buf_write(void *dsc, const void *buf, int size)
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{
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usb_dev_handle *dev = dsc;
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int res;
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if (error)
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return;
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res = usb_control_msg(dev, TO_DEV, ATSPI_BUF_WRITE, 0, 0,
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(void *) buf, size, 1000);
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if (res < 0) {
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fprintf(stderr, "ATSPI_BUF_WRITE: %d\n", res);
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error = 1;
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}
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}
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static int atusb_buf_read(void *dsc, void *buf, int size)
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{
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usb_dev_handle *dev = dsc;
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int res;
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if (error)
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return -1;
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res = usb_control_msg(dev, FROM_DEV, ATSPI_BUF_READ, 0, 0,
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buf, size, 1000);
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if (res < 0) {
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fprintf(stderr, "ATSPI_BUF_READ: %d\n", res);
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error = 1;
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}
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return res;
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}
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/* ----- driver interface -------------------------------------------------- */
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struct atspi_driver atusb_driver = {
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.name = "USB",
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.open = atusb_open,
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.close = atusb_close,
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.error = atusb_error,
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.clear_error = atusb_clear_error,
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.reset = atusb_reset,
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.reset_rf = atusb_reset_rf,
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.reg_write = atusb_reg_write,
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.reg_read = atusb_reg_read,
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.buf_write = atusb_buf_write,
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.buf_read = atusb_buf_read,
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};
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