mirror of
git://projects.qi-hardware.com/ben-wpan.git
synced 2024-12-23 18:27:42 +02:00
d0fb1a8992
- atrf-proxy/PROTOCOL, atrf-proxy/atrf-proxy.c (cmd_zero): removed the POLL command - lib/atben.c (atben_driver): don't export atben_interrupt anymore (we still use it internally) - lib/atnet.c (atnet_interrupt, atnet_driver): removed atnet_interrupt - lib/atusb-common.h (atusb_interrupt), lib/atusb-common.h (atusb_interrupt), lib/atusb-spi.c (atusb_spi_driver), lib/atusb.c (atusb_driver): removed atusb_interrupt - lib/driver.h (struct atrf_driver): removed "interrupt" - include/atrf.h (atrf_interrupt), lib/atrf.c (atrf_interrupt): removed
166 lines
3.4 KiB
C
166 lines
3.4 KiB
C
/*
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* lib/atusb.c - ATUSB access functions library (USB version)
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*
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* Written 2010-2011 by Werner Almesberger
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* Copyright 2010-2011 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 <stdint.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <usb.h>
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#include "atusb/ep0.h"
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#include "atusb/usb-ids.h"
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#include "usbopen.h"
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#include "driver.h"
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#include "atusb-common.h"
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/* ----- register access --------------------------------------------------- */
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static void atusb_reg_write(void *handle, uint8_t reg, uint8_t value)
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{
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struct atusb_dsc *dsc = handle;
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int res;
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if (dsc->error)
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return;
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res = usb_control_msg(dsc->dev, TO_DEV, ATUSB_REG_WRITE, value, reg,
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NULL, 0, 1000);
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if (res < 0) {
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fprintf(stderr, "ATUSB_REG_WRITE: %d\n", res);
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dsc->error = 1;
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}
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}
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static uint8_t atusb_reg_read(void *handle, uint8_t reg)
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{
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struct atusb_dsc *dsc = handle;
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uint8_t value = 0;
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int res;
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if (dsc->error)
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return 0;
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res = usb_control_msg(dsc->dev, FROM_DEV, ATUSB_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, "ATUSB_REG_READ: %d\n", res);
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dsc->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 *handle, const void *buf, int size)
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{
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struct atusb_dsc *dsc = handle;
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int res;
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if (dsc->error)
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return;
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res = usb_control_msg(dsc->dev, TO_DEV, ATUSB_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, "ATUSB_BUF_WRITE: %d\n", res);
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dsc->error = 1;
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}
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}
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static int atusb_buf_read(void *handle, void *buf, int size)
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{
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struct atusb_dsc *dsc = handle;
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int res;
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if (dsc->error)
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return -1;
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res = usb_control_msg(dsc->dev, FROM_DEV, ATUSB_BUF_READ, 0, 0,
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buf, size, 1000);
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if (res < 0) {
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fprintf(stderr, "ATUSB_BUF_READ: %d\n", res);
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dsc->error = 1;
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}
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return res;
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}
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/* ----- SRAM access ------------------------------------------------------- */
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static void atusb_sram_write(void *handle, uint8_t addr, uint8_t value)
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{
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struct atusb_dsc *dsc = handle;
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int res;
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if (dsc->error)
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return;
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res = usb_control_msg(dsc->dev, TO_DEV, ATUSB_SRAM_WRITE, 0, addr,
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&value, 1, 1000);
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if (res < 0) {
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fprintf(stderr, "ATUSB_SRAM_WRITE: %d\n", res);
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dsc->error = 1;
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}
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}
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static uint8_t atusb_sram_read(void *handle, uint8_t addr)
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{
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struct atusb_dsc *dsc = handle;
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uint8_t value = 0;
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int res;
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if (dsc->error)
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return 0;
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res = usb_control_msg(dsc->dev, FROM_DEV, ATUSB_SRAM_READ, 0, addr,
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(void *) &value, 1, 1000);
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if (res < 0) {
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fprintf(stderr, "ATUSB_SRAM_READ: %d\n", res);
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dsc->error = 1;
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}
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return value;
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}
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/* ----- driver interface -------------------------------------------------- */
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struct atrf_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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.test_mode = atusb_test_mode,
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.slp_tr = atusb_slp_tr,
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.set_clkm = atusb_set_clkm,
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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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.sram_write = atusb_sram_write,
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.sram_read = atusb_sram_read,
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.interrupt_wait = atusb_interrupt_wait,
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};
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