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Diffstat (limited to 'carl9170fw/tools/carlu/src/usb.c')
-rw-r--r--carl9170fw/tools/carlu/src/usb.c793
1 files changed, 0 insertions, 793 deletions
diff --git a/carl9170fw/tools/carlu/src/usb.c b/carl9170fw/tools/carlu/src/usb.c
deleted file mode 100644
index ebc19a9..0000000
--- a/carl9170fw/tools/carlu/src/usb.c
+++ /dev/null
@@ -1,793 +0,0 @@
-/*
- * carlu - userspace testing utility for ar9170 devices
- *
- * USB back-end driver
- *
- * Copyright 2009-2011 Christian Lamparter <chunkeey@googlemail.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * 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, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include <stdio.h>
-#include <stdbool.h>
-#include <stdlib.h>
-#include <errno.h>
-#include <stdlib.h>
-#include "libusb.h"
-
-#include "carlu.h"
-#include "usb.h"
-#include "debug.h"
-#include "list.h"
-#include "cmd.h"
-
-#define ADD_DEV(_vid, _pid, _vs, _ps) { \
- .idVendor = _vid, \
- .idProduct = _pid, \
- .vendor_name = _vs, \
- .product_name = _ps \
-}
-
-static const struct {
- uint16_t idVendor;
- uint16_t idProduct;
- char *vendor_name;
- char *product_name;
-} dev_list[] = {
- ADD_DEV(0x0cf3, 0x9170, "Atheros", "9170"),
- ADD_DEV(0x0cf3, 0x1001, "Atheros", "TG121N"),
- ADD_DEV(0x0cf3, 0x1002, "TP-Link", "TL-WN821N v2"),
- ADD_DEV(0xcace, 0x0300, "Cace", "Airpcap NX"),
- ADD_DEV(0x07d1, 0x3c10, "D-Link", "DWA 160 A1"),
- ADD_DEV(0x07d1, 0x3a09, "D-Link", "DWA 160 A2"),
- ADD_DEV(0x0846, 0x9010, "Netgear", "WNDA3100"),
- ADD_DEV(0x0846, 0x9001, "Netgear", "WN111 v2"),
- ADD_DEV(0x0ace, 0x1221, "Zydas", "ZD1221"),
- ADD_DEV(0x0586, 0x3417, "ZyXEL", "NWD271N"),
- ADD_DEV(0x0cde, 0x0023, "Z-Com", "UB81 BG"),
- ADD_DEV(0x0cde, 0x0026, "Z-Com", "UB82 ABG"),
- ADD_DEV(0x0cde, 0x0027, "Sphairon", "Homelink 1202"),
- ADD_DEV(0x083a, 0xf522, "Arcadyan", "WN7512"),
- ADD_DEV(0x2019, 0x5304, "Planex", "GWUS300"),
- ADD_DEV(0x04bb, 0x093f, "IO-Data", "WNGDNUS2"),
- ADD_DEV(0x057C, 0x8401, "AVM", "FRITZ!WLAN USB Stick N"),
- ADD_DEV(0x057C, 0x8402, "AVM", "FRITZ!WLAN USB Stick N 2.4"),
-};
-
-static libusb_context *usb_ctx;
-static LIST_HEAD(active_dev_list);
-
-static int carlusb_event_thread(void *_ar)
-{
- struct carlu *ar = (void *)_ar;
- dbg("event thread active and polling.\n");
-
- while (!ar->stop_event_polling)
- libusb_handle_events(ar->ctx);
-
- dbg("==> event thread desixed.\n");
- return 0;
-}
-
-static int carlusb_is_ar9170(struct libusb_device_descriptor *desc)
-{
- unsigned int i;
-
- for (i = 0; i < ARRAY_SIZE(dev_list); i++) {
- if ((desc->idVendor == dev_list[i].idVendor) &&
- (desc->idProduct == dev_list[i].idProduct)) {
- dbg("== found device \"%s %s\" [0x%04x:0x%04x]\n",
- dev_list[i].vendor_name, dev_list[i].product_name,
- desc->idVendor, desc->idProduct);
-
- return i;
- }
- }
-
- return -1;
-}
-
-static bool carlusb_is_dev(struct carlu *iter,
- struct libusb_device *dev)
-{
- libusb_device *list_dev;
-
- if (!iter->dev)
- return false;
-
- list_dev = libusb_get_device(iter->dev);
-
- if (libusb_get_bus_number(list_dev) == libusb_get_bus_number(dev) &&
- libusb_get_device_address(list_dev) == libusb_get_device_address(dev))
- return true;
-
- return false;
-}
-
-int carlusb_show_devinfo(struct carlu *ar)
-{
- struct libusb_device_descriptor desc;
- libusb_device *dev;
- int err;
-
- dev = libusb_get_device(ar->dev);
-
- err = libusb_get_device_descriptor(dev, &desc);
- if (err)
- return err;
-
- info("USB Device Information:\n");
- info("\tUSB VendorID:%.4x(%s), ProductID:%.4x(%s)\n",
- dev_list[ar->idx].idVendor, dev_list[ar->idx].vendor_name,
- dev_list[ar->idx].idProduct, dev_list[ar->idx].product_name);
- info("\tBus:%d Address:%d\n", libusb_get_bus_number(dev),
- libusb_get_device_address(dev));
-
- return 0;
-}
-
-static int carlusb_get_dev(struct carlu *ar, bool reset)
-{
- struct carlu *iter;
- libusb_device_handle *dev;
- libusb_device **list;
- int ret, err, i, idx = -1;
-
- ret = libusb_get_device_list(usb_ctx, &list);
- if (ret < 0) {
- err("usb device enum failed (%d)\n", ret);
- return ret;
- }
-
- for (i = 0; i < ret; i++) {
- struct libusb_device_descriptor desc;
-
- memset(&desc, 0, sizeof(desc));
- err = libusb_get_device_descriptor(list[i], &desc);
- if (err != 0)
- continue;
-
- idx = carlusb_is_ar9170(&desc);
- if (idx < 0)
- continue;
-
- list_for_each_entry(iter, &active_dev_list, dev_list) {
- if (carlusb_is_dev(iter, list[i])) {
- err = -EALREADY;
- break;
- }
- }
-
- if (err)
- continue;
-
- err = libusb_open(list[i], &dev);
- if (err != 0) {
- err("failed to open device (%d)\n", err);
- continue;
- }
-
- err = libusb_kernel_driver_active(dev, 0);
- switch (err) {
- case 0:
- break;
- default:
- err("failed to aquire exculusive access (%d).\n", err);
- goto skip;
- }
-
- if (reset) {
- err = libusb_reset_device(dev);
- if (err != 0) {
- err("failed to reset device (%d)\n", err);
- goto skip;
- }
- }
-
- err = libusb_claim_interface(dev, 0);
- if (err == 0) {
- dbg(">device is now under our control.\n");
- break;
- } else {
- err("failed to claim device (%d)\n", err);
- goto skip;
- }
-
-skip:
- libusb_close(dev);
- }
-
- if (i != ret) {
- ar->idx = idx;
- ar->ctx = usb_ctx;
- ar->dev = dev;
- list_add_tail(&ar->dev_list, &active_dev_list);
- ret = 0;
- } else {
- ret = -ENODEV;
- }
-
- libusb_free_device_list(list, 1);
- return ret;
-}
-
-static void carlusb_tx_cb(struct carlu *ar,
- struct frame *frame)
-{
- if (ar->tx_cb)
- ar->tx_cb(ar, frame);
-
- ar->tx_octets += frame->len;
-
- carlu_free_frame(ar, frame);
-}
-
-static void carlusb_zap_queues(struct carlu *ar)
-{
- struct frame *frame;
-
- BUG_ON(SDL_mutexP(ar->tx_queue_lock) != 0);
- while (!list_empty(&ar->tx_queue)) {
- frame = list_first_entry(&ar->tx_queue, struct frame, dcb.list);
- list_del(&frame->dcb.list);
- carlusb_tx_cb(ar, frame);
- }
- SDL_mutexV(ar->tx_queue_lock);
-}
-
-static void carlusb_free_driver(struct carlu *ar)
-{
- if (!IS_ERR_OR_NULL(ar)) {
- if (ar->event_pipe[0] > -1)
- close(ar->event_pipe[0]);
-
- if (ar->event_pipe[1] > -1)
- close(ar->event_pipe[1]);
-
- carlusb_zap_queues(ar);
- carlfw_release(ar->fw);
- ar->fw = NULL;
-
- if (ar->dev) {
- libusb_release_interface(ar->dev, 0);
- libusb_close(ar->dev);
- ar->dev = NULL;
- }
- carlu_free_driver(ar);
- }
-}
-
-static int carlusb_init(struct carlu *ar)
-{
- init_list_head(&ar->tx_queue);
- ar->tx_queue_lock = SDL_CreateMutex();
- ar->event_pipe[0] = ar->event_pipe[1] = -1;
-
- return 0;
-}
-
-static struct carlu *carlusb_open(void)
-{
- struct carlu *tmp;
- int err;
-
- tmp = carlu_alloc_driver(sizeof(*tmp));
- if (tmp == NULL)
- return NULL;
-
- err = carlusb_init(tmp);
- if (err < 0)
- goto err_out;
-
- err = carlusb_get_dev(tmp, true);
- if (err < 0)
- goto err_out;
-
- return tmp;
-
-err_out:
- carlusb_free_driver(tmp);
- return ERR_PTR(err);
-}
-
-static void carlusb_cancel_rings(struct carlu *ar)
-{
- unsigned int i;
-
- for (i = 0; i < ARRAY_SIZE(ar->rx_ring); i++)
- libusb_cancel_transfer(ar->rx_ring[i]);
-
- libusb_cancel_transfer(ar->rx_interrupt);
-}
-
-static void carlusb_free_rings(struct carlu *ar)
-{
- unsigned int i;
-
- for (i = 0; i < ARRAY_SIZE(ar->rx_ring); i++)
- libusb_free_transfer(ar->rx_ring[i]);
-
- libusb_free_transfer(ar->rx_interrupt);
-}
-
-static void carlusb_destroy(struct carlu *ar)
-{
- int event_thread_status;
-
- dbg("==>release device.\n");
-
- ar->stop_event_polling = true;
-
- carlusb_cancel_rings(ar);
-
- SDL_WaitThread(ar->event_thread, &event_thread_status);
-
- carlusb_free_rings(ar);
- list_del(&ar->dev_list);
-}
-
-static void carlusb_tx_bulk_cb(struct libusb_transfer *transfer);
-
-static void carlusb_tx_pending(struct carlu *ar)
-{
- struct frame *frame;
- struct libusb_transfer *urb;
- int err;
-
- BUG_ON(SDL_mutexP(ar->tx_queue_lock) != 0);
- if (ar->tx_queue_len >= (AR9170_TX_MAX_ACTIVE_URBS) ||
- list_empty(&ar->tx_queue))
- goto out;
-
- ar->tx_queue_len++;
-
- urb = libusb_alloc_transfer(0);
- if (urb == NULL)
- goto out;
-
- frame = list_first_entry(&ar->tx_queue, struct frame, dcb.list);
- list_del(&frame->dcb.list);
-
- if (ar->tx_stream) {
- struct ar9170_stream *tx_stream;
-
- tx_stream = frame_push(frame, sizeof(*tx_stream));
- tx_stream->length = cpu_to_le16(frame->len);
- tx_stream->tag = cpu_to_le16(0x697e);
- }
-
- libusb_fill_bulk_transfer(urb, ar->dev, AR9170_EP_TX, (unsigned char *)
- frame->data, frame->len, carlusb_tx_bulk_cb, (void *)frame, 0);
-
- /* FIXME: ZERO_PACKET support! */
- urb->flags |= LIBUSB_TRANSFER_FREE_TRANSFER;
-/* urb->flags |= LIBUSB_TRANSFER_ZERO_PACKET; */
- frame->dev = (void *) ar;
- frame_get(frame);
-
- err = libusb_submit_transfer(urb);
- if (err != 0) {
- err("->usb bulk tx submit failed (%d).\n", err);
- libusb_free_transfer(urb);
- }
-
-out:
- SDL_mutexV(ar->tx_queue_lock);
- return;
-}
-
-void carlusb_tx(struct carlu *ar, struct frame *frame)
-{
- BUG_ON(SDL_mutexP(ar->tx_queue_lock) != 0);
-
- list_add_tail(&frame->dcb.list, &ar->tx_queue);
- SDL_mutexV(ar->tx_queue_lock);
-
- carlusb_tx_pending(ar);
-}
-
-static void carlusb_tx_bulk_cb(struct libusb_transfer *transfer)
-{
- struct frame *frame = (void *) transfer->user_data;
- struct carlu *ar = (void *) frame->dev;
-
- BUG_ON(SDL_mutexP(ar->tx_queue_lock) != 0);
- ar->tx_queue_len--;
- SDL_mutexV(ar->tx_queue_lock);
-
- if (ar->tx_stream)
- frame_pull(frame, 4);
-
- carlusb_tx_cb(ar, frame);
- carlusb_tx_pending(ar);
-}
-
-static void carlusb_rx_interrupt_cb(struct libusb_transfer *transfer)
-{
- struct carlu *ar = (void *) transfer->user_data;
- int err;
-
- switch (transfer->status) {
- case LIBUSB_TRANSFER_COMPLETED:
- carlu_handle_command(ar, transfer->buffer, transfer->actual_length);
- break;
-
- case LIBUSB_TRANSFER_CANCELLED:
- return;
-
- default:
- err("==>rx_irq urb died (%d)\n", transfer->status);
- break;
- }
-
- err = libusb_submit_transfer(transfer);
- if (err != 0)
- err("==>rx_irq urb resubmit failed (%d)\n", err);
-}
-
-static void carlusb_rx_bulk_cb(struct libusb_transfer *transfer)
-{
- struct frame *frame = (void *) transfer->user_data;
- struct carlu *ar = (void *) frame->dev;
- int err;
-
- switch (transfer->status) {
- case LIBUSB_TRANSFER_COMPLETED:
- frame_put(frame, transfer->actual_length);
-
- carlu_rx(ar, frame);
-
- frame_trim(frame, 0);
- break;
-
- case LIBUSB_TRANSFER_CANCELLED:
- return;
-
- default:
- err("==>rx_bulk urb died (%d)\n", transfer->status);
- break;
- }
-
- err = libusb_submit_transfer(transfer);
- if (err != 0)
- err("->rx_bulk urb resubmit failed (%d)\n", err);
-}
-
-static int carlusb_initialize_rxirq(struct carlu *ar)
-{
- int err;
-
- ar->rx_interrupt = libusb_alloc_transfer(0);
- if (ar->rx_interrupt == NULL) {
- err("==>cannot alloc rx interrupt urb\n");
- return -1;
- }
-
- libusb_fill_interrupt_transfer(ar->rx_interrupt, ar->dev, AR9170_EP_IRQ,
- (unsigned char *)&ar->irq_buf, sizeof(ar->irq_buf),
- carlusb_rx_interrupt_cb, (void *) ar, 0);
-
- err = libusb_submit_transfer(ar->rx_interrupt);
- if (err != 0) {
- err("==>failed to submit rx interrupt (%d)\n", err);
- return err;
- }
-
- dbg("rx interrupt is now operational.\n");
- return 0;
-}
-
-static int carlusb_initialize_rxrings(struct carlu *ar)
-{
- struct frame *tmp;
- unsigned int i;
- int err;
-
- for (i = 0; i < ARRAY_SIZE(ar->rx_ring); i++) {
- tmp = frame_alloc(ar->rx_max);
- if (tmp == NULL)
- return -ENOMEM;
-
- tmp->dev = (void *) ar;
-
- ar->rx_ring[i] = libusb_alloc_transfer(0);
- if (ar->rx_ring[i] == NULL) {
- frame_free(tmp);
- return -ENOMEM;
- }
-
- libusb_fill_bulk_transfer(ar->rx_ring[i], ar->dev,
- AR9170_EP_RX, (unsigned char *)tmp->data,
- ar->rx_max, carlusb_rx_bulk_cb, (void *)tmp, 0);
-
- err = libusb_submit_transfer(ar->rx_ring[i]);
- if (err != 0) {
- err("==>failed to submit rx buld urb (%d)\n", err);
- return EXIT_FAILURE;
- }
- }
-
- dbg("rx ring is now ready to receive.\n");
- return 0;
-}
-
-static int carlusb_load_firmware(struct carlu *ar)
-{
- int ret = 0;
-
- dbg("loading firmware...\n");
-
- ar->fw = carlfw_load(CARL9170_FIRMWARE_FILE);
- if (IS_ERR_OR_NULL(ar->fw))
- return PTR_ERR(ar->fw);
-
- ret = carlu_fw_check(ar);
- if (ret)
- return ret;
-
- ret = carlusb_fw_check(ar);
- if (ret)
- return ret;
-
- return 0;
-}
-
-static int carlusb_upload_firmware(struct carlu *ar, bool boot)
-{
- uint32_t addr = 0x200000;
- size_t len;
- void *buf;
- int ret = 0;
-
- dbg("initiating firmware image upload procedure.\n");
-
- buf = carlfw_get_fw(ar->fw, &len);
- if (IS_ERR_OR_NULL(buf))
- return PTR_ERR(buf);
-
- if (ar->miniboot_size) {
- dbg("Miniboot firmware size:%d\n", ar->miniboot_size);
- len -= ar->miniboot_size;
- buf += ar->miniboot_size;
- }
-
- while (len) {
- int blocklen = len > 4096 ? 4096 : len;
-
- ret = libusb_control_transfer(ar->dev, 0x40, 0x30, addr >> 8, 0, buf, blocklen, 1000);
- if (ret != blocklen && ret != LIBUSB_ERROR_TIMEOUT) {
- err("==>firmware upload failed (%d)\n", ret);
- return -EXIT_FAILURE;
- }
-
- dbg("uploaded %d bytes to start address 0x%04x.\n", blocklen, addr);
-
- buf += blocklen;
- addr += blocklen;
- len -= blocklen;
- }
-
- if (boot) {
- ret = libusb_control_transfer(ar->dev, 0x40, 0x31, 0, 0, NULL, 0, 5000);
- if (ret < 0) {
- err("unable to boot firmware (%d)\n", ret);
- return -EXIT_FAILURE;
- }
-
- /* give the firmware some time to reset & reboot */
- SDL_Delay(100);
-
- /*
- * since the device did a full usb reset,
- * we have to get a new "dev".
- */
- libusb_release_interface(ar->dev, 0);
- libusb_close(ar->dev);
- ar->dev = NULL;
- list_del(&ar->dev_list);
-
- ret = carlusb_get_dev(ar, false);
- }
-
- return 0;
-}
-
-int carlusb_cmd_async(struct carlu *ar, struct carl9170_cmd *cmd,
- const bool free_buf)
-{
- struct libusb_transfer *urb;
- int ret, send;
-
- if (cmd->hdr.len > (CARL9170_MAX_CMD_LEN - 4)) {
- err("|-> too much payload\n");
- ret = -EINVAL;
- goto out;
- }
-
- if (cmd->hdr.len % 4) {
- err("|-> invalid command length\n");
- ret = -EINVAL;
- goto out;
- }
-
- ret = libusb_interrupt_transfer(ar->dev, AR9170_EP_CMD, (void *) cmd, cmd->hdr.len + 4, &send, 32);
- if (ret != 0) {
- err("OID:0x%.2x failed due to (%d) (%d).\n", cmd->hdr.cmd, ret, send);
- print_hex_dump_bytes(ERROR, "CMD:", cmd, cmd->hdr.len);
- }
-
-out:
- if (free_buf)
- free((void *)cmd);
-
- return ret;
-}
-
-int carlusb_cmd(struct carlu *ar, uint8_t oid,
- uint8_t *cmd, size_t clen,
- uint8_t *rsp, size_t rlen)
-{
- int ret, send;
-
- if (clen > (CARL9170_MAX_CMD_LEN - 4)) {
- err("|-> OID:0x%.2x has too much payload (%d octs)\n", oid, (int)clen);
- return -EINVAL;
- }
-
- ret = SDL_mutexP(ar->resp_lock);
- if (ret != 0) {
- err("failed to acquire resp_lock.\n");
- print_hex_dump_bytes(ERROR, "CMD:", ar->cmd.buf, clen);
- return -1;
- }
-
- ar->cmd.cmd.hdr.len = clen;
- ar->cmd.cmd.hdr.cmd = oid;
- /* buf[2] & buf[3] are padding */
- if (clen && cmd != (uint8_t *)(&ar->cmd.cmd.data))
- memcpy(&ar->cmd.cmd.data, cmd, clen);
-
- ar->resp_buf = (uint8_t *)rsp;
- ar->resp_len = rlen;
-
- ret = carlusb_cmd_async(ar, &ar->cmd.cmd, false);
- if (ret != 0) {
- err("OID:0x%.2x failed due to (%d) (%d).\n", oid, ret, send);
- print_hex_dump_bytes(ERROR, "CMD:", ar->cmd.buf, clen);
- SDL_mutexV(ar->resp_lock);
- return ret;
- }
-
- ret = SDL_CondWaitTimeout(ar->resp_pend, ar->resp_lock, 100);
- if (ret != 0) {
- err("|-> OID:0x%.2x timed out %d.\n", oid, ret);
- ar->resp_buf = NULL;
- ar->resp_len = 0;
- ret = -ETIMEDOUT;
- }
-
- SDL_mutexV(ar->resp_lock);
- return ret;
-}
-
-struct carlu *carlusb_probe(void)
-{
- struct carlu *ar;
- int ret = -ENOMEM;
-
- ar = carlusb_open();
- if (IS_ERR_OR_NULL(ar)) {
- if (IS_ERR(ar))
- ret = PTR_ERR(ar);
- goto err_out;
- }
-
- ret = carlusb_show_devinfo(ar);
- if (ret)
- goto err_out;
-
- ret = carlusb_load_firmware(ar);
- if (ret)
- goto err_out;
-
- ret = pipe(ar->event_pipe);
- if (ret)
- goto err_out;
-
- ar->stop_event_polling = false;
- ar->event_thread = SDL_CreateThread(carlusb_event_thread, ar);
-
- ret = carlusb_upload_firmware(ar, true);
- if (ret)
- goto err_kill;
-
- ret = carlusb_initialize_rxirq(ar);
- if (ret)
- goto err_kill;
-
- ret = carlusb_initialize_rxrings(ar);
- if (ret)
- goto err_kill;
-
- ret = carlu_cmd_echo(ar, 0x44110dee);
- if (ret) {
- err("echo test failed...\n");
- goto err_kill;
- }
-
- info("firmware is active and running.\n");
-
- carlu_fw_info(ar);
-
- return ar;
-
-err_kill:
- carlusb_destroy(ar);
-
-err_out:
- carlusb_free_driver(ar);
- err("usb device rendezvous failed (%d).\n", ret);
- return ERR_PTR(ret);
-}
-
-void carlusb_close(struct carlu *ar)
-{
- carlu_cmd_reboot(ar);
-
- carlusb_destroy(ar);
- carlusb_free_driver(ar);
-}
-
-int carlusb_print_known_devices(void)
-{
- unsigned int i;
-
- debug_level = INFO;
-
- info("==> dumping known device list <==\n");
- for (i = 0; i < ARRAY_SIZE(dev_list); i++) {
- info("Vendor:\"%-9s\" Product:\"%-26s\" => USBID:[0x%04x:0x%04x]\n",
- dev_list[i].vendor_name, dev_list[i].product_name,
- dev_list[i].idVendor, dev_list[i].idProduct);
- }
- info("==> end of device list <==\n");
-
- return EXIT_SUCCESS;
-}
-
-int usb_init(void)
-{
- int ret;
-
- ret = libusb_init(&usb_ctx);
- if (ret != 0) {
- err("failed to initialize usb subsystem (%d)\n", ret);
- return ret;
- }
-
- /* like a silent chatterbox! */
- libusb_set_debug(usb_ctx, 2);
-
- return 0;
-}
-
-void usb_exit(void)
-{
- libusb_exit(usb_ctx);
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-10-17 16:44:35 +0000