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-rw-r--r--carl9170fw/tools/carlu/CMakeLists.txt18
-rw-r--r--carl9170fw/tools/carlu/src/carlu.h147
-rw-r--r--carl9170fw/tools/carlu/src/cmd.c189
-rw-r--r--carl9170fw/tools/carlu/src/cmd.h135
-rw-r--r--carl9170fw/tools/carlu/src/debug.c101
-rw-r--r--carl9170fw/tools/carlu/src/debug.h72
-rw-r--r--carl9170fw/tools/carlu/src/fw.c131
-rw-r--r--carl9170fw/tools/carlu/src/main.c307
-rw-r--r--carl9170fw/tools/carlu/src/rx.c181
-rw-r--r--carl9170fw/tools/carlu/src/test.c237
-rw-r--r--carl9170fw/tools/carlu/src/test.h35
-rw-r--r--carl9170fw/tools/carlu/src/tx.c213
-rw-r--r--carl9170fw/tools/carlu/src/usb.c793
-rw-r--r--carl9170fw/tools/carlu/src/usb.h68
14 files changed, 2627 insertions, 0 deletions
diff --git a/carl9170fw/tools/carlu/CMakeLists.txt b/carl9170fw/tools/carlu/CMakeLists.txt
new file mode 100644
index 0000000..0ea6a05
--- /dev/null
+++ b/carl9170fw/tools/carlu/CMakeLists.txt
@@ -0,0 +1,18 @@
+cmake_minimum_required(VERSION 2.8)
+
+project(carlu)
+
+find_package(SDL REQUIRED)
+find_package(USB-1.0 REQUIRED)
+
+set(carlu_src src/debug.c src/cmd.c src/usb.c src/rx.c src/tx.c src/fw.c
+ src/test.c src/main.c)
+
+add_definitions(-D_GNU_SOURCE ${USB-1.0_DEFINITIONS})
+add_definitions(-DCARLU_PATH="${CMAKE_CURRENT_SOURCE_DIR}")
+
+include_directories(${SDL_INCLUDE_DIR} ${USB-1.0_INCLUDE_DIRS})
+
+add_executable(carlu ${carlu_src})
+
+target_link_libraries (carlu ${SDL_LIBRARY} ${USB-1.0_LIBRARIES} SDLmain carlfw)
diff --git a/carl9170fw/tools/carlu/src/carlu.h b/carl9170fw/tools/carlu/src/carlu.h
new file mode 100644
index 0000000..5e2c6bb
--- /dev/null
+++ b/carl9170fw/tools/carlu/src/carlu.h
@@ -0,0 +1,147 @@
+/*
+ * carlu - userspace testing utility for ar9170 devices
+ *
+ * common API declaration
+ *
+ * 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.
+ */
+
+#ifndef __CARL9170USER_H
+#define __CARL9170USER_H
+
+#include "SDL.h"
+#include "SDL_thread.h"
+
+#include "carlfw.h"
+
+#include "debug.h"
+#include "hw.h"
+#include "fwcmd.h"
+#include "frame.h"
+#include "eeprom.h"
+#include "ieee80211.h"
+#include "wlan.h"
+#include "usb.h"
+
+struct carlu {
+ libusb_device_handle *dev;
+ libusb_context *ctx;
+
+ SDL_Thread *event_thread;
+ bool stop_event_polling;
+
+ struct libusb_transfer *rx_ring[AR9170_RX_BULK_BUFS];
+
+ struct libusb_transfer *rx_interrupt;
+ unsigned char irq_buf[AR9170_RX_BULK_IRQ_SIZE];
+
+ union {
+ unsigned char buf[CARL9170_MAX_CMD_LEN];
+ uint32_t buf4[CARL9170_MAX_CMD_LEN / sizeof(uint32_t)];
+ struct carl9170_cmd cmd;
+ struct carl9170_rsp rsp;
+ } cmd;
+
+ struct list_head tx_queue;
+ SDL_mutex *tx_queue_lock;
+ unsigned int tx_queue_len;
+
+ struct list_head dev_list;
+ unsigned int idx;
+
+ unsigned int miniboot_size;
+ unsigned int rx_max;
+
+ int event_pipe[2];
+
+ SDL_cond *resp_pend;
+ SDL_mutex *resp_lock;
+ uint8_t *resp_buf;
+ size_t resp_len;
+
+ int tx_pending;
+ uint8_t cookie;
+
+ void (*tx_cb)(struct carlu *, struct frame *);
+ void (*tx_fb_cb)(struct carlu *, struct frame *);
+ void (*rx_cb)(struct carlu *, void *, unsigned int);
+ int (*cmd_cb)(struct carlu *, struct carl9170_rsp *,
+ void *, unsigned int);
+
+ struct carlfw *fw;
+
+ struct ar9170_eeprom eeprom;
+
+ struct frame_queue tx_sent_queue[__AR9170_NUM_TXQ];
+
+ SDL_mutex *mem_lock;
+ unsigned int dma_chunks;
+ unsigned int dma_chunk_size;
+ unsigned int used_dma_chunks;
+
+ unsigned int extra_headroom;
+ bool tx_stream;
+ bool rx_stream;
+
+ /* statistics */
+ unsigned int rxed;
+ unsigned int txed;
+
+ unsigned long tx_octets;
+ unsigned long rx_octets;
+};
+
+struct carlu_rate {
+ int8_t rix;
+ int8_t cnt;
+ uint8_t flags;
+};
+
+struct carlu_tx_info_tx {
+ unsigned int key;
+};
+
+struct carlu_tx_info {
+ uint32_t flags;
+
+ struct carlu_rate rates[CARL9170_TX_MAX_RATES];
+
+ union {
+ struct carlu_tx_info_tx tx;
+ };
+};
+
+static inline struct carlu_tx_info *get_tx_info(struct frame *frame)
+{
+ return (void *) frame->cb;
+}
+
+void *carlu_alloc_driver(size_t size);
+void carlu_free_driver(struct carlu *ar);
+
+int carlu_fw_check(struct carlu *ar);
+void carlu_fw_info(struct carlu *ar);
+
+void carlu_rx(struct carlu *ar, struct frame *frame);
+int carlu_tx(struct carlu *ar, struct frame *frame);
+void carlu_tx_feedback(struct carlu *ar,
+ struct carl9170_rsp *cmd);
+void carlu_handle_command(struct carlu *ar, void *buf, unsigned int len);
+
+struct frame *carlu_alloc_frame(struct carlu *ar, unsigned int size);
+void carlu_free_frame(struct carlu *ar, struct frame *frame);
+#endif /* __CARL9170USER_H */
diff --git a/carl9170fw/tools/carlu/src/cmd.c b/carl9170fw/tools/carlu/src/cmd.c
new file mode 100644
index 0000000..bb87399
--- /dev/null
+++ b/carl9170fw/tools/carlu/src/cmd.c
@@ -0,0 +1,189 @@
+/*
+ * carlu - userspace testing utility for ar9170 devices
+ *
+ * Abstraction Layer for FW/HW command interface
+ *
+ * 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 <string.h>
+#include <stdlib.h>
+#include "libusb.h"
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+#include "carlu.h"
+#include "usb.h"
+#include "debug.h"
+#include "fwcmd.h"
+#include "eeprom.h"
+#include "cmd.h"
+
+int carlu_cmd_echo(struct carlu *ar, const uint32_t message)
+{
+ uint32_t _message;
+ int ret;
+
+ ret = carlusb_cmd(ar, CARL9170_CMD_ECHO,
+ (uint8_t *)&message, sizeof(message),
+ (uint8_t *)&_message, sizeof(_message));
+
+ if (ret == 0)
+ ret = (message == _message) ? 0 : -EIO;
+
+ return ret;
+}
+
+struct carl9170_cmd *carlu_cmd_buf(struct carlu *ar,
+ const enum carl9170_cmd_oids cmd, const unsigned int len)
+{
+ struct carl9170_cmd *tmp;
+
+ if (len % 4 || (sizeof(struct carl9170_cmd_head) + len > 64))
+ return ERR_PTR(-EINVAL);
+
+ tmp = malloc(sizeof(struct carl9170_cmd_head) + len);
+ if (tmp) {
+ tmp->hdr.cmd = cmd;
+ tmp->hdr.len = len;
+ }
+ return tmp;
+}
+
+int carlu_cmd_reboot(struct carlu *ar)
+{
+ struct carl9170_cmd *reboot;
+ int err;
+
+ /* sure, we could put the struct on the stack too. */
+ reboot = carlu_cmd_buf(ar, CARL9170_CMD_REBOOT_ASYNC, 0);
+ if (IS_ERR_OR_NULL(reboot))
+ return reboot ? PTR_ERR(reboot) : -ENOMEM;
+
+ err = carlusb_cmd_async(ar, reboot, true);
+ return err;
+}
+
+int carlu_cmd_mem_dump(struct carlu *ar, const uint32_t start,
+ const unsigned int len, void *_buf)
+{
+#define RW 8 /* number of words to read at once */
+#define RB (sizeof(uint32_t) * RW)
+ uint8_t *buf = _buf;
+ unsigned int i, j, block;
+ int err;
+ __le32 offsets[RW];
+
+ for (i = 0; i < (len + RB - 1) / RB; i++) {
+ block = min_t(unsigned int, (len - RB * i) / sizeof(uint32_t), RW);
+ for (j = 0; j < block; j++)
+ offsets[j] = cpu_to_le32(start + RB * i + 4 * j);
+
+ err = carlusb_cmd(ar, CARL9170_CMD_RREG,
+ (void *) &offsets, block * sizeof(uint32_t),
+ (void *) buf + RB * i, RB);
+
+ if (err)
+ return err;
+ }
+
+#undef RW
+#undef RB
+
+ return 0;
+}
+
+int carlu_cmd_mem_watch(struct carlu *ar, const uint32_t mem,
+ const unsigned int len, void *_buf)
+{
+#define RW 8 /* number of words to read at once */
+#define RB (sizeof(uint32_t) * RW)
+ uint8_t *buf = _buf;
+ unsigned int i, j, block;
+ int err;
+ __le32 offsets[RW];
+
+ for (i = 0; i < (len + RB - 1) / RB; i++) {
+ block = min_t(unsigned int, (len - RB * i) / sizeof(uint32_t), RW);
+ for (j = 0; j < block; j++)
+ offsets[j] = cpu_to_le32(mem);
+
+ err = carlusb_cmd(ar, CARL9170_CMD_RREG,
+ (void *) &offsets, block * sizeof(uint32_t),
+ (void *) buf + RB * i, RB);
+
+ if (err)
+ return err;
+ }
+
+#undef RW
+#undef RB
+
+ return 0;
+}
+
+int carlu_cmd_write_mem(struct carlu *ar, const uint32_t addr,
+ const uint32_t val)
+{
+ int err;
+ __le32 msg, block[2] = { cpu_to_le32(addr), cpu_to_le32(val) };
+
+ err = carlusb_cmd(ar, CARL9170_CMD_WREG,
+ (void *) &block, sizeof(block),
+ (void *) &msg, sizeof(msg));
+ return err;
+}
+
+int carlu_cmd_read_mem(struct carlu *ar, const uint32_t _addr,
+ uint32_t *val)
+{
+ int err;
+ __le32 msg, addr = { cpu_to_le32(_addr) };
+ err = carlusb_cmd(ar, CARL9170_CMD_RREG, (void *) &addr, sizeof(addr),
+ (void *) &msg, sizeof(msg));
+
+ *val = le32_to_cpu(msg);
+ return err;
+}
+
+int carlu_cmd_read_eeprom(struct carlu *ar)
+{
+
+ int err;
+
+ err = carlu_cmd_mem_dump(ar, AR9170_EEPROM_START, sizeof(ar->eeprom),
+ &ar->eeprom);
+
+#ifndef __CHECKER__
+ /* don't want to handle trailing remains */
+ BUILD_BUG_ON(sizeof(ar->eeprom) % 8);
+#endif
+
+ if (ar->eeprom.length == cpu_to_le16(0xffff))
+ return -ENODATA;
+
+ return 0;
+}
diff --git a/carl9170fw/tools/carlu/src/cmd.h b/carl9170fw/tools/carlu/src/cmd.h
new file mode 100644
index 0000000..ccc9a43
--- /dev/null
+++ b/carl9170fw/tools/carlu/src/cmd.h
@@ -0,0 +1,135 @@
+/*
+ * carlu - userspace testing utility for ar9170 devices
+ *
+ * register/memory/command access functions
+ *
+ * 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.
+ */
+
+#ifndef __CARL9170USER_CMD_H
+#define __CARL9170USER_CMD_H
+
+#include "carlu.h"
+
+int carlu_cmd_echo(struct carlu *ar, const uint32_t message);
+int carlu_cmd_reboot(struct carlu *ar);
+int carlu_cmd_read_eeprom(struct carlu *ar);
+int carlu_cmd_mem_dump(struct carlu *ar, const uint32_t start,
+ const unsigned int len, void *_buf);
+int carlu_cmd_write_mem(struct carlu *ar, const uint32_t addr,
+ const uint32_t val);
+int carlu_cmd_mem_watch(struct carlu *ar, const uint32_t mem,
+ const unsigned int len, void *_buf);
+
+struct carl9170_cmd *carlu_cmd_buf(struct carlu *ar,
+ const enum carl9170_cmd_oids cmd, const unsigned int len);
+
+#define PAYLOAD_MAX (CARL9170_MAX_CMD_LEN / 4 - 1)
+/*
+ * Macros to facilitate writing multiple registers in a single
+ * write-combining USB command. Note that when the first group
+ * fails the whole thing will fail without any others attempted,
+ * but you won't know which write in the group failed.
+ */
+#define carlu_regwrite_begin(ar) \
+do { \
+ struct carlu *__ar = ar; \
+ unsigned int __nreg = 0; \
+ int __err = 0; \
+ uint32_t __dummy;
+
+#define carlu_regwrite_flush() \
+ if (__nreg) { \
+ __err = carlusb_cmd(__ar, CARL9170_CMD_WREG, \
+ (u8 *)&__ar->cmd.cmd.data, 8 * __nreg, \
+ (u8 *)&__dummy, sizeof(__dummy)); \
+ __nreg = 0; \
+ if (__err) \
+ goto __regwrite_out; \
+ }
+
+#define carlu_regwrite(r, v) do { \
+ __ar->cmd.buf4[2 * __nreg + 1] = cpu_to_le32(r); \
+ __ar->cmd.buf4[2 * __nreg + 2] = cpu_to_le32(v); \
+ __nreg++; \
+ if ((__nreg >= PAYLOAD_MAX / 2)) { \
+ __err = carlusb_cmd(__ar, CARL9170_CMD_WREG, \
+ (u8 *)&__ar->cmd.cmd.data, 8 * __nreg, \
+ (u8 *)&__dummy, sizeof(__dummy)); \
+ \
+ __nreg = 0; \
+ if (__err) \
+ goto __regwrite_out; \
+ } \
+} while (0)
+
+#define carlu_regwrite_finish() \
+__regwrite_out : \
+ if (__err == 0 && __nreg) \
+ carlu_regwrite_flush();
+
+#define carlu_regwrite_result() \
+ __err; \
+} while (0);
+
+
+#define carlu_async_get_buf() \
+do { \
+ __cmd = carlu_cmd_buf(__carl, CARL9170_CMD_WREG_ASYNC, \
+ CARL9170_MAX_CMD_PAYLOAD_LEN); \
+ if (IS_ERR_OR_NULL(__cmd)) { \
+ __err = __cmd ? PTR_ERR(__cmd) : -ENOMEM; \
+ goto __async_regwrite_out; \
+ } \
+} while (0);
+
+#define carlu_async_regwrite_begin(carl) \
+do { \
+ int __nreg = 0, __err = 0; \
+ struct carlu *__carl = carl; \
+ struct carl9170_cmd *__cmd; \
+ carlu_async_get_buf(); \
+
+#define carlu_async_regwrite_flush() \
+ if (__nreg) { \
+ __cmd->hdr.len = 8 * __nreg; \
+ __err = carlusb_cmd_async(__carl, __cmd, true); \
+ __nreg = 0; \
+ if (__err) \
+ goto __async_regwrite_out; \
+ __cmd = NULL; \
+ carlu_async_get_buf(); \
+ }
+
+#define carlu_async_regwrite(r, v) do { \
+ __cmd->wreg.regs[__nreg].addr = cpu_to_le32(r); \
+ __cmd->wreg.regs[__nreg].val = cpu_to_le32(v); \
+ __nreg++; \
+ if ((__nreg >= PAYLOAD_MAX / 2)) \
+ carlu_async_regwrite_flush(); \
+} while (0)
+
+#define carlu_async_regwrite_finish() \
+__async_regwrite_out : \
+ if (__err == 0 && __nreg) \
+ carlu_async_regwrite_flush();
+
+#define carlu_async_regwrite_result() \
+ __err; \
+} while (0);
+
+#endif /* __CARL9170USER_CMD_H */
diff --git a/carl9170fw/tools/carlu/src/debug.c b/carl9170fw/tools/carlu/src/debug.c
new file mode 100644
index 0000000..f8d6372
--- /dev/null
+++ b/carl9170fw/tools/carlu/src/debug.c
@@ -0,0 +1,101 @@
+/*
+ * carlu - userspace testing utility for ar9170 devices
+ *
+ * Random assortment of debug stuff
+ *
+ * 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 <string.h>
+#include <stdlib.h>
+#include <ctype.h>
+
+#include "debug.h"
+
+bool print_message_debug_level;
+enum debug_level_t debug_level;
+FILE *_stdout;
+FILE *_stddbg;
+FILE *_stderr;
+
+void init_debug()
+{
+ debug_level = VERBOSE;
+ debug_level = INFO;
+ print_message_debug_level = false;
+
+ _stdout = stdout;
+ _stddbg = stdout;
+ _stderr = stderr;
+}
+
+FILE *dbg_lvl_to_fh(const enum debug_level_t lvl)
+{
+ switch (lvl) {
+ case ERROR:
+ case WARNING:
+ return _stderr;
+ case INFO:
+ return _stdout;
+ case VERBOSE:
+ return _stddbg;
+ default:
+ BUG_ON(1);
+ }
+}
+
+void print_hex_dump_bytes(const enum debug_level_t lvl, const char *pre,
+ const void *buf, size_t len)
+{
+ char line[58];
+ char str[17] = { 0 };
+ const unsigned char *tmp = (void *) buf;
+ char *pbuf = line;
+ size_t i, j;
+
+ for (i = 0; i < len; i++) {
+ if (i % 16 == 0) {
+ if (pbuf != line) {
+ __fprintf(lvl, "%s%s: %s\n", pre, line, str);
+ pbuf = line;
+ }
+
+ pbuf += sprintf(pbuf, "0x%04lx: ", (unsigned long)i);
+ }
+
+ pbuf += sprintf(pbuf, "%.2x ", tmp[i]);
+ str[i % 16] = (isprint(tmp[i]) && isascii(tmp[i])) ? tmp[i] : '.';
+ }
+ if (pbuf != line) {
+ if ((i % 16)) {
+ str[i % 16] = '\0';
+
+ for (j = 0; j < (16 - (i % 16)); j++)
+ pbuf += sprintf(pbuf, " ");
+ }
+
+ __fprintf(lvl, "%s%s: %s\n", pre, line, str);
+ }
+}
diff --git a/carl9170fw/tools/carlu/src/debug.h b/carl9170fw/tools/carlu/src/debug.h
new file mode 100644
index 0000000..5c78056
--- /dev/null
+++ b/carl9170fw/tools/carlu/src/debug.h
@@ -0,0 +1,72 @@
+/*
+ * carlu - userspace testing utility for ar9170 devices
+ *
+ * Debug API definition
+ *
+ * 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.
+ */
+
+#ifndef __CARL9170USER_DEBUG_H
+#define __CARL9170USER_DEBUG_H
+
+#include <stdio.h>
+#include "compiler.h"
+
+enum debug_level_t {
+ SILENT,
+ ERROR,
+ WARNING,
+ INFO,
+ VERBOSE,
+
+ /* KEEP LAST */
+ ALL,
+};
+
+extern bool print_message_debug_level;
+extern enum debug_level_t debug_level;
+
+#define __fprintf(lvl, fmt, args...) do { \
+ if (lvl <= debug_level) { \
+ if (print_message_debug_level) \
+ fprintf(dbg_lvl_to_fh(lvl), "<%d>:" fmt, lvl, ##args); \
+ else \
+ fprintf(dbg_lvl_to_fh(lvl), fmt, ##args); \
+ } \
+ } while (0);
+
+#define dbg(fmt, args...) __fprintf(VERBOSE, fmt, ##args)
+#define info(fmt, args...) __fprintf(INFO, fmt, ##args)
+#define warn(fmt, args...) __fprintf(WARNING, fmt, ##args)
+#define err(fmt, args...) __fprintf(ERROR, fmt, ##args)
+
+#define BUG_ON(a) \
+ do { \
+ if (a) { \
+ __fprintf(ERROR, "!!!=>BUG IN function \"%s\" at line %d<=!!! %s\n", \
+ __func__, __LINE__, #a); \
+ fflush(stderr); \
+ abort(); \
+ } \
+ } while (0)
+
+FILE *dbg_lvl_to_fh(const enum debug_level_t lvl);
+void init_debug(void);
+void print_hex_dump_bytes(const enum debug_level_t lvl, const char *prefix,
+ const void *buf, size_t len);
+
+#endif /* __CARL9170USER_DEBUG_H */
diff --git a/carl9170fw/tools/carlu/src/fw.c b/carl9170fw/tools/carlu/src/fw.c
new file mode 100644
index 0000000..fa4b388
--- /dev/null
+++ b/carl9170fw/tools/carlu/src/fw.c
@@ -0,0 +1,131 @@
+/*
+ * carlu - userspace testing utility for ar9170 devices
+ *
+ * Firmware parsers
+ *
+ * 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 <string.h>
+#include <stdlib.h>
+#include "libusb.h"
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+#include "carlu.h"
+#include "usb.h"
+#include "debug.h"
+
+int carlu_fw_check(struct carlu *ar)
+{
+ struct carl9170fw_otus_desc *otus_desc;
+
+ otus_desc = carlfw_find_desc(ar->fw, (uint8_t *) OTUS_MAGIC,
+ sizeof(*otus_desc),
+ CARL9170FW_OTUS_DESC_CUR_VER);
+
+ if (!otus_desc) {
+ err("No valid OTUS descriptor found.\n");
+ return -EINVAL;
+ }
+
+ if (!carl9170fw_supports(otus_desc->feature_set, CARL9170FW_DUMMY_FEATURE)) {
+ err("Invalid Firmware Descriptor.\n");
+ return -EIO;
+ }
+
+ if (carl9170fw_supports(otus_desc->feature_set, CARL9170FW_UNUSABLE))
+ dbg("Firmware is marked as unuseable.\n");
+
+ info("Firmware Version: %d.\n", otus_desc->api_ver);
+
+ return 0;
+}
+
+int carlusb_fw_check(struct carlu *ar)
+{
+ struct carl9170fw_otus_desc *otus_desc;
+
+ otus_desc = carlfw_find_desc(ar->fw, (uint8_t *) OTUS_MAGIC,
+ sizeof(*otus_desc),
+ CARL9170FW_OTUS_DESC_CUR_VER);
+
+ if (!otus_desc) {
+ err("No valid USB descriptor found.\n");
+ return -ENODATA;
+ }
+
+ if (!carl9170fw_supports(otus_desc->feature_set, CARL9170FW_DUMMY_FEATURE)) {
+ err("Invalid Firmware Descriptor.\n");
+ return -EINVAL;
+ }
+
+ if (!carl9170fw_supports(otus_desc->feature_set, CARL9170FW_USB_INIT_FIRMWARE)) {
+ err("Firmware does not know how to initialize USB core.\n");
+ return -EOPNOTSUPP;
+ }
+
+ if (carl9170fw_supports(otus_desc->feature_set, CARL9170FW_USB_DOWN_STREAM)) {
+ dbg("Enabled tx stream mode.\n");
+ ar->tx_stream = true;
+ ar->extra_headroom = sizeof(struct ar9170_stream);
+ }
+
+ if (carl9170fw_supports(otus_desc->feature_set, CARL9170FW_USB_UP_STREAM)) {
+ dbg("Enabled rx stream mode.\n");
+ ar->rx_stream = true;
+ }
+
+ if (carl9170fw_supports(otus_desc->feature_set, CARL9170FW_USB_RESP_EP2))
+ dbg("Firmware sends traps over EP2.\n");
+
+ ar->dma_chunk_size = le16_to_cpu(otus_desc->tx_frag_len);
+ ar->dma_chunks = otus_desc->tx_descs;
+ ar->rx_max = le16_to_cpu(otus_desc->rx_max_frame_len);
+
+ if (carl9170fw_supports(otus_desc->feature_set, CARL9170FW_MINIBOOT))
+ ar->miniboot_size = le16_to_cpu(otus_desc->miniboot_size);
+
+ return 0;
+}
+
+void carlu_fw_info(struct carlu *ar)
+{
+ struct carl9170fw_motd_desc *motd_desc;
+ unsigned int fw_date;
+
+ motd_desc = carlfw_find_desc(ar->fw, (uint8_t *) MOTD_MAGIC,
+ sizeof(*motd_desc),
+ CARL9170FW_MOTD_DESC_CUR_VER);
+
+ if (motd_desc) {
+ fw_date = le32_to_cpu(motd_desc->fw_year_month_day);
+
+ info("Firmware Date: 2%.3d-%.2d-%.2d\n",
+ CARL9170FW_GET_YEAR(fw_date), CARL9170FW_GET_MONTH(fw_date),
+ CARL9170FW_GET_DAY(fw_date));
+ }
+}
diff --git a/carl9170fw/tools/carlu/src/main.c b/carl9170fw/tools/carlu/src/main.c
new file mode 100644
index 0000000..c1b3277
--- /dev/null
+++ b/carl9170fw/tools/carlu/src/main.c
@@ -0,0 +1,307 @@
+/*
+ * carlu - userspace testing utility for ar9170 devices
+ *
+ * main program routine
+ *
+ * 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 <string.h>
+#include <stdlib.h>
+#include "SDL.h"
+#include <SDL_version.h>
+
+#include "debug.h"
+#include "carlu.h"
+#include "usb.h"
+#include "frame.h"
+#include "test.h"
+#include "cmd.h"
+
+void *carlu_alloc_driver(size_t size)
+{
+ unsigned int i;
+ struct carlu *ar;
+
+ if (size < sizeof(*ar)) {
+ err("bogus driver context request.");
+ return NULL;
+ }
+
+ ar = malloc(size);
+ if (ar == NULL) {
+ err("failed to alloc driver context.");
+ return NULL;
+ }
+ memset(ar, 0, size);
+
+ for (i = 0; i < __AR9170_NUM_TXQ; i++)
+ frame_queue_init(&ar->tx_sent_queue[i]);
+ ar->resp_lock = SDL_CreateMutex();
+ ar->mem_lock = SDL_CreateMutex();
+ ar->resp_pend = SDL_CreateCond();
+ ar->tx_pending = 0;
+ return ar;
+}
+
+void carlu_free_driver(struct carlu *ar)
+{
+ unsigned int i;
+
+ dbg("destroy driver struct.\n");
+ SDL_DestroyMutex(ar->resp_lock);
+ SDL_DestroyMutex(ar->mem_lock);
+ SDL_DestroyCond(ar->resp_pend);
+
+ for (i = 0; i < __AR9170_NUM_TXQ; i++)
+ frame_queue_kill(&ar->tx_sent_queue[i]);
+
+ free(ar);
+}
+
+static int carlu_init()
+{
+ struct SDL_version compiled;
+ int ret;
+
+ SDL_VERSION(&compiled);
+ dbg("=== SDL %d.%d.%d ===\n", compiled.major, compiled.minor, compiled.patch);
+
+ ret = SDL_Init(SDL_INIT_TIMER);
+ if (ret != 0) {
+ err("Unable to initialize SDL: (%s)\n", SDL_GetError());
+ return EXIT_FAILURE;
+ }
+
+ return usb_init();
+}
+
+static void carlu_exit()
+{
+ SDL_Quit();
+ usb_exit();
+}
+
+static int carlu_dump_eeprom(void)
+{
+ struct carlu *carl = NULL;
+ uint8_t data[8192] = { 0 };
+ int err;
+
+ err = carlu_init();
+ if (err)
+ goto out;
+
+ carl = carlusb_probe();
+ if (IS_ERR_OR_NULL(carl)) {
+ err = PTR_ERR(carl);
+ goto out;
+ }
+
+ err = carlu_cmd_mem_dump(carl, 0, sizeof(data), &data);
+ if (err)
+ goto out_close;
+
+ print_hex_dump_bytes(INFO, "EEPROM:", data, sizeof(data));
+
+out_close:
+ carlusb_close(carl);
+
+out:
+ carlu_exit();
+ return err ? EXIT_FAILURE : EXIT_SUCCESS;
+}
+
+static int carlu_run_gpio_test(void)
+{
+ struct carlu *carl = NULL;
+ int err;
+
+ err = carlu_init();
+ if (err)
+ goto out;
+
+ carl = carlusb_probe();
+ if (IS_ERR_OR_NULL(carl)) {
+ err = PTR_ERR(carl);
+ goto out;
+ }
+
+ err = carlu_gpio_test(carl);
+ if (err)
+ goto out_close;
+
+out_close:
+ carlusb_close(carl);
+
+out:
+ carlu_exit();
+ return err ? EXIT_FAILURE : EXIT_SUCCESS;
+}
+
+static int carlu_run_random_test(void)
+{
+ struct carlu *carl = NULL;
+ int err;
+
+ err = carlu_init();
+ if (err)
+ goto out;
+
+ carl = carlusb_probe();
+ if (IS_ERR_OR_NULL(carl)) {
+ err = PTR_ERR(carl);
+ goto out;
+ }
+
+ err = carlu_random_test(carl);
+ if (err)
+ goto out_close;
+
+out_close:
+ carlusb_close(carl);
+
+out:
+ carlu_exit();
+ return err ? EXIT_FAILURE : EXIT_SUCCESS;
+}
+
+static int carlu_run_loop_test(void)
+{
+ struct carlu *carl;
+ int err;
+
+ err = carlu_init();
+ if (err)
+ return EXIT_FAILURE;
+
+ carl = carlusb_probe();
+ if (IS_ERR_OR_NULL(carl)) {
+ err = PTR_ERR(carl);
+ goto out;
+ }
+
+ carlu_cmd_write_mem(carl, AR9170_MAC_REG_BCN_PERIOD, 0xFFFFFFFF);
+ carlu_cmd_write_mem(carl, AR9170_MAC_REG_PRETBTT, 0xFFFFFFFF);
+
+ /* different payload test */
+ carlu_loopback_test(carl, 9000, 1000, 1566, 1566);
+ carlusb_close(carl);
+
+out:
+ return err ? EXIT_FAILURE : EXIT_SUCCESS;
+}
+
+static int carlu_probe_all(void)
+{
+ struct carlu *carl[32] = { 0 };
+ unsigned int devs;
+ int ret;
+
+ ret = carlu_init();
+ if (ret)
+ return EXIT_FAILURE;
+
+ for (devs = 0; devs < ARRAY_SIZE(carl); devs++) {
+ carl[devs] = carlusb_probe();
+ if (IS_ERR_OR_NULL(carl[devs]))
+ break;
+ }
+
+ info("Found %d devices\n", devs);
+
+ for (; devs > 0; devs--)
+ carlusb_close(carl[devs - 1]);
+
+ carlu_exit();
+ return EXIT_SUCCESS;
+}
+
+struct menu_struct {
+ char option;
+ unsigned int parameters;
+ int (*function)(void);
+ char help_text[80];
+};
+
+#define MENU_ITEM(op, func, helpme) \
+ { \
+ .option = op, \
+ .parameters = 0, \
+ .function = func, \
+ .help_text = helpme, \
+ }
+
+static int show_help(void);
+
+static const struct menu_struct menu[] = {
+ [0] = MENU_ITEM('h', show_help, "shows this useless help message text."), /* keep this entry at 0! */
+ MENU_ITEM('e', carlu_dump_eeprom, "hexdumps eeprom content to stdout."),
+ MENU_ITEM('l', carlusb_print_known_devices, "list of all known ar9170 usb devices."),
+ MENU_ITEM('p', carlu_probe_all, "probe all possible devices."),
+ MENU_ITEM('t', carlu_run_loop_test, "run tx/rx test."),
+ MENU_ITEM('g', carlu_run_gpio_test, "flash the leds."),
+ MENU_ITEM('r', carlu_run_random_test, "get random numbers."),
+};
+
+static int show_help(void)
+{
+ unsigned int i;
+ char parameters[ARRAY_SIZE(menu) + 1];
+
+ for (i = 0; i < ARRAY_SIZE(menu); i++)
+ parameters[i] = menu[i].option;
+
+ parameters[ARRAY_SIZE(menu)] = '\0';
+
+ info("usage: ar9170user -[%s]\n", parameters);
+
+ for (i = 0; i < ARRAY_SIZE(menu); i++)
+ info("\t-%c\t%s\n", menu[i].option, menu[i].help_text);
+
+ return EXIT_FAILURE;
+}
+
+static int select_menu_item(const char arg)
+{
+ unsigned int i;
+
+ for (i = ARRAY_SIZE(menu) - 1; i != 0; i--) {
+ if (arg == menu[i].option)
+ break;
+ }
+
+ return menu[i].function();
+}
+
+int main(int argc, char *argv[])
+{
+ init_debug();
+
+ if (argc != 2 || strlen(argv[1]) != 2 || argv[1][0] != '-')
+ return show_help();
+
+ return select_menu_item(argv[1][1]);
+}
diff --git a/carl9170fw/tools/carlu/src/rx.c b/carl9170fw/tools/carlu/src/rx.c
new file mode 100644
index 0000000..2a77334
--- /dev/null
+++ b/carl9170fw/tools/carlu/src/rx.c
@@ -0,0 +1,181 @@
+/*
+ * carlu - userspace testing utility for ar9170 devices
+ *
+ * RX data processing
+ *
+ * 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 <string.h>
+#include <stdlib.h>
+#include "libusb.h"
+
+#include "carlu.h"
+#include "debug.h"
+#include "frame.h"
+#include "ieee80211.h"
+#include "wlan.h"
+
+static void carlu_handle_data(struct carlu *ar, void *buf,
+ unsigned int len)
+{
+ if (ar->rx_cb) {
+ ar->rx_cb(ar, buf, len);
+ } else {
+ dbg("unhandled data:\n");
+ print_hex_dump_bytes(VERBOSE, "DATA:", buf, len);
+ }
+}
+
+void carlu_handle_command(struct carlu *ar, void *buf,
+ unsigned int len)
+{
+ struct carl9170_rsp *cmd;
+ int ret = 0;
+
+ cmd = (void *) buf;
+
+ if ((cmd->hdr.cmd & CARL9170_RSP_FLAG) != CARL9170_RSP_FLAG) {
+ if ((cmd->hdr.cmd & CARL9170_CMD_ASYNC_FLAG))
+ return;
+
+ SDL_mutexP(ar->resp_lock);
+ if (ar->resp_buf && ar->resp_len && ar->resp_len >= (len - 4)) {
+ memcpy(ar->resp_buf, buf + 4, len - 4);
+ ar->resp_buf = NULL;
+ } else {
+ warn("spurious command response (%d / %d)\n",
+ (int) len - 4, (int) ar->resp_len);
+ print_hex_dump_bytes(WARNING, "RSP:", buf, len);
+ }
+ SDL_mutexV(ar->resp_lock);
+
+ SDL_CondSignal(ar->resp_pend);
+ return;
+ }
+
+ if (ar->cmd_cb)
+ ret = ar->cmd_cb(ar, cmd, buf, len);
+
+ if (ret) {
+ switch (cmd->hdr.cmd) {
+ case CARL9170_RSP_TXCOMP:
+ carlu_tx_feedback(ar, cmd);
+ break;
+
+ case CARL9170_RSP_TEXT:
+ info("carl9170 FW: %.*s\n", (int)len - 4, (char *)buf + 4);
+ break;
+
+ case CARL9170_RSP_HEXDUMP:
+ info("carl9170 FW: hexdump\n");
+ print_hex_dump_bytes(INFO, "HEX:", (char *)buf + 4, len - 4);
+ break;
+
+ case CARL9170_RSP_WATCHDOG:
+ err("Woof Woof! Watchdog notification.\n");
+ break;
+
+ case CARL9170_RSP_GPIO:
+ info("GPIO Interrupt => GPIO state %.8x\n",
+ le32_to_cpu(cmd->gpio.gpio));
+ break;
+
+ case CARL9170_RSP_RADAR:
+ info("RADAR Interrupt");
+ break;
+
+ default:
+ warn("received unhandled event 0x%x\n", cmd->hdr.cmd);
+ print_hex_dump_bytes(WARNING, "RSP:", (char *)buf + 4, len - 4);
+ break;
+ }
+ }
+}
+
+static void __carlu_rx(struct carlu *ar, uint8_t *buf, unsigned int len)
+{
+ unsigned int i;
+
+ i = 0;
+
+ /* weird thing, but this is the same in the original driver */
+ while (len > 2 && i < 12 && buf[0] == 0xff && buf[1] == 0xff) {
+ i += 2;
+ len -= 2;
+ buf += 2;
+ }
+
+ if (i == 12) {
+ struct carl9170_rsp *cmd;
+ i = 0;
+
+ while (i < len) {
+ cmd = (void *) &buf[i];
+
+ carlu_handle_command(ar, cmd, cmd->hdr.len + 4);
+ i += cmd->hdr.len + 4;
+ }
+ } else {
+ carlu_handle_data(ar, buf, len);
+ }
+}
+
+static void carlu_rx_stream(struct carlu *ar, struct frame *frame)
+{
+ void *buf = frame->data;
+ unsigned int len = frame->len;
+
+ while (len >= 4) {
+ struct ar9170_stream *rx_stream;
+ unsigned int resplen, elen;
+
+ rx_stream = (void *) buf;
+ resplen = le16_to_cpu(rx_stream->length);
+ elen = roundup(resplen + 4, 4);
+
+ if (rx_stream->tag != cpu_to_le16(0x4e00)) {
+ warn("frame has no tag %p %u %x.\n",
+ buf, (int) len, rx_stream->tag);
+ print_hex_dump_bytes(WARNING, "FRAME:", frame->data, frame->len);
+
+ __carlu_rx(ar, buf, len);
+ return;
+ }
+
+ __carlu_rx(ar, rx_stream->payload, resplen);
+
+ len -= elen;
+ buf += elen;
+ }
+}
+
+void carlu_rx(struct carlu *ar, struct frame *frame)
+{
+ if (ar->rx_stream)
+ carlu_rx_stream(ar, frame);
+ else
+ __carlu_rx(ar, frame->data, frame->len);
+}
diff --git a/carl9170fw/tools/carlu/src/test.c b/carl9170fw/tools/carlu/src/test.c
new file mode 100644
index 0000000..bf49559
--- /dev/null
+++ b/carl9170fw/tools/carlu/src/test.c
@@ -0,0 +1,237 @@
+/*
+ * carlu - userspace testing utility for ar9170 devices
+ *
+ * Various tests
+ *
+ * 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 <string.h>
+#include <stdlib.h>
+#include "libusb.h"
+#include "SDL.h"
+
+#include "carlu.h"
+#include "debug.h"
+#include "frame.h"
+#include "usb.h"
+#include "cmd.h"
+
+void debug_test(void)
+{
+ err("This is an error.\n");
+ warn("This is a warnig.\n");
+ info("This is an informative message.\n");
+ dbg("This is just utter useless babble.\n");
+}
+
+void carlu_frame_test(struct carlu *ar)
+{
+ struct frame *frame;
+
+ frame = carlu_alloc_frame(ar, 0x40);
+ frame_reserve(frame, 0x10);
+
+ memset(frame_put(frame, 0x10), 0x11, 0x10);
+ memset(frame_put(frame, 0x10), 0x22, 0x10);
+ memset(frame_push(frame, 0x10), 0x33, 0x10);
+ memset(frame_put(frame, 0x10), 0x44, 0x10);
+
+ print_hex_dump_bytes(INFO, "DATA:", frame->data, frame->len);
+
+ print_hex_dump_bytes(INFO, "PAYLOAD:", frame->payload, frame->alloced);
+
+ frame_free(frame);
+}
+
+static void carlu_loopback_tx_cb(struct carlu *ar __unused,
+ struct frame *frame __unused)
+{
+}
+
+static int carlu_loopback_cmd(struct carlu *ar __unused,
+ struct carl9170_rsp *cmd, void *buf __unused,
+ unsigned int len __unused)
+{
+ unsigned int i, n;
+
+ switch (cmd->hdr.cmd) {
+ case CARL9170_RSP_TXCOMP:
+ n = cmd->hdr.ext;
+ dbg("received tx feedback (%d).\n", n);
+
+ for (i = 0; i < n; i++) {
+ dbg("cookie:%x info:%x\n",
+ cmd->_tx_status[i].cookie,
+ cmd->_tx_status[i].info);
+ }
+ return -1;
+
+ default:
+ return -1;
+ }
+}
+
+static void carlu_loopback_rx(struct carlu *ar,
+ void *buf __unused, unsigned int len)
+{
+ ar->rxed++;
+ ar->rx_octets += len;
+}
+
+static void carlu_loopback_mark_tx_frames(struct frame *frame)
+{
+ unsigned int i;
+
+ for (i = 0; i < frame->len; i++)
+ frame->data[i] = (uint8_t) i;
+}
+
+void carlu_loopback_test(struct carlu *ar, const unsigned int total_runs,
+ const unsigned int interval, const unsigned int min_len, const unsigned int max_len)
+{
+ struct frame *frame;
+ uint32_t start_time, total_time = 0;
+ float moctets, dtime;
+ unsigned int runs = 0, i = 0, j = 0, len;
+ int ret;
+
+ if (min_len > max_len) {
+ err("stresstest: invalid parameters => min_len:%d > max_len:%d",
+ min_len, max_len);
+ return;
+ }
+
+ if (min_len < 4) {
+ err("stresstest: invalid parameters => min_len is smaller than 4");
+ return;
+ }
+
+ len = min_len;
+ frame = carlu_alloc_frame(ar, len);
+ frame_put(frame, len);
+
+ carlu_loopback_mark_tx_frames(frame);
+
+ ar->rx_cb = carlu_loopback_rx;
+ ar->cmd_cb = carlu_loopback_cmd;
+ ar->tx_cb = carlu_loopback_tx_cb;
+
+ start_time = SDL_GetTicks();
+ while (runs <= total_runs) {
+ if (frame && carlu_tx(ar, frame) == 0) {
+ len = min_len;
+ i++;
+ } else {
+ frame_free(frame);
+ }
+
+ frame = NULL;
+
+ frame = carlu_alloc_frame(ar, len);
+ frame_put(frame, len);
+
+ carlu_loopback_mark_tx_frames(frame);
+ j++;
+
+ total_time = SDL_GetTicks() - start_time;
+
+ if (total_time >= interval) {
+ moctets = ((float)ar->tx_octets) / (1024.0f * 1024.0f);
+ dtime = ((float)total_time) / 1000;
+ info("%d: tx %d of %d => %.2f MiB in %.2f secs => %.4f MBits/s\n",
+ runs, i, j, moctets, dtime, (moctets * 8.0f) / dtime);
+
+ moctets = ((float)ar->rx_octets) / (1024.0f * 1024.0f);
+ info("%d: rx %d of %d => %.2f MiB in %.2f secs => %.4f MBits/s\n",
+ runs, ar->rxed, i, moctets, dtime, (moctets * 8.0f) / dtime);
+
+ if ((ar->rxed == 0 && i) || !i) {
+ ret = carlu_cmd_echo(ar, 0xdeadbeef);
+ if (ret)
+ warn("firmware crashed... echo_cmd: (%d)\n", ret);
+ }
+
+ total_time = 0;
+ i = 0;
+ j = 0;
+ ar->rxed = 0;
+ ar->txed = 0;
+ ar->rx_octets = 0;
+ ar->tx_octets = 0;
+ runs++;
+ start_time = SDL_GetTicks();
+ }
+ }
+
+ ar->rx_cb = NULL;
+ ar->cmd_cb = NULL;
+ ar->tx_cb = NULL;
+}
+
+int carlu_gpio_test(struct carlu *ar)
+{
+ uint32_t gpio;
+
+#define CHK(cmd) \
+ do { \
+ int __err = cmd; \
+ if ((__err)) \
+ return __err; \
+ } while (0)
+
+ CHK(carlu_cmd_read_mem(ar, AR9170_GPIO_REG_PORT_DATA, &gpio));
+ info("GPIO state:%x\n", gpio);
+
+ /* turn both LEDs on */
+ CHK(carlu_cmd_write_mem(ar, AR9170_GPIO_REG_PORT_DATA,
+ AR9170_GPIO_PORT_LED_0 | AR9170_GPIO_PORT_LED_1));
+
+ SDL_Delay(700);
+
+ CHK(carlu_cmd_read_mem(ar, AR9170_GPIO_REG_PORT_DATA, &gpio));
+ info("GPIO state:%x\n", gpio);
+
+ /* turn LEDs off everything */
+ CHK(carlu_cmd_write_mem(ar, AR9170_GPIO_REG_PORT_DATA, 0));
+
+ CHK(carlu_cmd_read_mem(ar, AR9170_GPIO_REG_PORT_DATA, &gpio));
+ info("GPIO state:%x\n", gpio);
+}
+
+int carlu_random_test(struct carlu *ar)
+{
+ uint32_t buf[4096];
+ int err, i;
+
+ err = carlu_cmd_mem_watch(ar, AR9170_RAND_REG_NUM, sizeof(buf), buf);
+ if (err)
+ return err;
+
+ for (i = 0; i < ARRAY_SIZE(buf); i++)
+ info("%.2x %.2x ", buf[i] & 0xff, buf[i] >> 8);
+
+ info("\n");
+}
diff --git a/carl9170fw/tools/carlu/src/test.h b/carl9170fw/tools/carlu/src/test.h
new file mode 100644
index 0000000..373ba08
--- /dev/null
+++ b/carl9170fw/tools/carlu/src/test.h
@@ -0,0 +1,35 @@
+/*
+ * carlu - userspace testing utility for ar9170 devices
+ *
+ * test.c header
+ *
+ * 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.
+ */
+
+#ifndef __CARL9170USER_TEST_H
+#define __CARL9170USER_TEST_H
+
+#include "carlu.h"
+
+void carlu_loopback_test(struct carlu *ar, const unsigned int total_runs,
+ const unsigned int interval, const unsigned int min_len,
+ const unsigned int max_len);
+
+int carlu_gpio_test(struct carlu *ar);
+int carlu_random_test(struct carlu *ar);
+
+#endif /* __CARL9170USER_TEST_H */
diff --git a/carl9170fw/tools/carlu/src/tx.c b/carl9170fw/tools/carlu/src/tx.c
new file mode 100644
index 0000000..ec97502
--- /dev/null
+++ b/carl9170fw/tools/carlu/src/tx.c
@@ -0,0 +1,213 @@
+/*
+ * carlu - userspace testing utility for ar9170 devices
+ *
+ * xmit - related functions
+ *
+ * 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 <string.h>
+#include <stdlib.h>
+#include "libusb.h"
+
+#include "carlu.h"
+#include "debug.h"
+#include "frame.h"
+#include "usb.h"
+#include "ieee80211.h"
+#include "wlan.h"
+
+struct frame *carlu_alloc_frame(struct carlu *ar, unsigned int size)
+{
+ struct frame *tmp;
+ unsigned int total_len;
+
+ total_len = ar->extra_headroom + sizeof(struct _carl9170_tx_superframe) + size;
+
+ tmp = frame_alloc(total_len);
+ if (!tmp)
+ return NULL;
+
+ frame_reserve(tmp, sizeof(struct _carl9170_tx_superframe) + ar->extra_headroom);
+
+ tmp->queue = 2;
+
+ return tmp;
+}
+
+static int carlu_alloc_dev_mem(struct carlu *ar,
+ struct frame *frame)
+{
+ struct _carl9170_tx_superframe *txp = (void *)frame->data;
+ unsigned int len, chunks;
+
+ len = roundup(frame->len, ar->dma_chunk_size);
+ chunks = len / ar->dma_chunk_size;
+
+ SDL_mutexP(ar->mem_lock);
+ if (ar->tx_pending >= ar->dma_chunks ||
+ ar->used_dma_chunks + chunks >= ar->dma_chunks) {
+ SDL_mutexV(ar->mem_lock);
+ return -ENOSPC;
+ }
+
+ ar->used_dma_chunks += chunks;
+ ar->tx_pending++;
+ txp->s.cookie = ar->cookie++;
+ SDL_mutexV(ar->mem_lock);
+
+ return 0;
+}
+
+static void carlu_free_dev_mem(struct carlu *ar,
+ struct frame *frame)
+{
+ struct _carl9170_tx_superframe *txp = (void *)frame->data;
+ unsigned int len, chunks;
+
+ len = roundup(frame->len, ar->dma_chunk_size);
+ chunks = len / ar->dma_chunk_size;
+
+ SDL_mutexP(ar->mem_lock);
+ ar->used_dma_chunks -= chunks;
+ ar->tx_pending--;
+ SDL_mutexV(ar->mem_lock);
+}
+
+void carlu_free_frame(struct carlu *ar __unused,
+ struct frame *frame)
+{
+ frame_free(frame);
+}
+
+static struct frame *carlu_find_frame(struct carlu *ar,
+ unsigned int queue, uint8_t cookie)
+{
+ struct frame *frame = NULL;
+
+ BUG_ON(queue >= __AR9170_NUM_TXQ);
+ BUG_ON(SDL_mutexP(ar->tx_sent_queue[queue].lock) != 0);
+ FRAME_WALK(frame, &ar->tx_sent_queue[queue]) {
+ struct _carl9170_tx_superframe *super;
+
+ super = (void *) frame->data;
+ if (super->s.cookie == cookie) {
+ __frame_unlink(&ar->tx_sent_queue[queue], frame);
+ SDL_mutexV(ar->tx_sent_queue[queue].lock);
+ return frame;
+ }
+ }
+ SDL_mutexV(ar->tx_sent_queue[queue].lock);
+
+ return NULL;
+}
+
+static void carlu_tx_fb_cb(struct carlu *ar,
+ struct frame *frame)
+{
+ if (ar->tx_fb_cb)
+ ar->tx_fb_cb(ar, frame);
+ else
+ carlu_free_frame(ar, frame);
+
+}
+
+void carlu_tx_feedback(struct carlu *ar,
+ struct carl9170_rsp *cmd)
+{
+ unsigned int i, n, k, q;
+ struct frame *frame;
+ struct carlu_tx_info *tx_info;
+
+ n = cmd->hdr.ext;
+
+ for (i = 0; i < n; i++) {
+ q = (cmd->_tx_status[i].info >> CARL9170_TX_STATUS_QUEUE_S) &
+ CARL9170_TX_STATUS_QUEUE;
+ frame = carlu_find_frame(ar, q, cmd->_tx_status[i].cookie);
+ if (frame) {
+ carlu_free_dev_mem(ar, frame);
+ tx_info = get_tx_info(frame);
+
+ k = (cmd->_tx_status[i].info >> CARL9170_TX_STATUS_RIX)
+ & CARL9170_TX_STATUS_RIX_S;
+ tx_info->rates[k].cnt = (cmd->_tx_status[i].info >>
+ CARL9170_TX_STATUS_TRIES_S) &
+ CARL9170_TX_STATUS_TRIES;
+ for (k++; k < CARL9170_TX_MAX_RATES; k++) {
+ tx_info->rates[k].rix = -1;
+ tx_info->rates[k].cnt = -1;
+ }
+
+ carlu_tx_fb_cb(ar, frame);
+ } else {
+ err("Found no frame for cookie %d.\n",
+ cmd->_tx_status[i].cookie);
+ }
+ }
+}
+
+int carlu_tx(struct carlu *ar, struct frame *frame)
+{
+ struct _carl9170_tx_superframe *txp;
+ unsigned int len, queue;
+ int cookie, err;
+
+ len = frame->len;
+
+ txp = (void *) frame_push(frame, sizeof(struct _carl9170_tx_superframe));
+
+ if (txp->s.rix)
+ goto err_out;
+
+ err = carlu_alloc_dev_mem(ar, frame);
+ if (err)
+ goto err_out;
+
+ txp->s.len = cpu_to_le16(frame->len);
+
+ queue = (frame->queue % __AR9170_NUM_TXQ);
+
+ SET_VAL(CARL9170_TX_SUPER_MISC_QUEUE, txp->s.misc, queue);
+
+ txp->f.length = len + FCS_LEN; /* + I(C)V_LEN */
+
+ txp->f.mac_control = cpu_to_le16(AR9170_TX_MAC_HW_DURATION |
+ AR9170_TX_MAC_BACKOFF);
+ txp->f.mac_control |= cpu_to_le16(queue << AR9170_TX_MAC_QOS_S);
+
+ txp->f.phy_control = cpu_to_le32(AR9170_TX_PHY_MOD_CCK | AR9170_TX_PHY_BW_20MHZ |
+ ((17 * 2) << AR9170_TX_PHY_TX_PWR_S) |
+ (AR9170_TX_PHY_TXCHAIN_1 << AR9170_TX_PHY_TXCHAIN_S) |
+ (11 << AR9170_TX_PHY_MCS_S));
+
+ frame_queue_tail(&ar->tx_sent_queue[queue], frame);
+ carlusb_tx(ar, frame);
+ return 0;
+
+err_out:
+ frame_pull(frame, sizeof(struct _carl9170_tx_superframe));
+ return err;
+}
diff --git a/carl9170fw/tools/carlu/src/usb.c b/carl9170fw/tools/carlu/src/usb.c
new file mode 100644
index 0000000..ebc19a9
--- /dev/null
+++ b/carl9170fw/tools/carlu/src/usb.c
@@ -0,0 +1,793 @@
+/*
+ * 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);
+}
diff --git a/carl9170fw/tools/carlu/src/usb.h b/carl9170fw/tools/carlu/src/usb.h
new file mode 100644
index 0000000..66c674f
--- /dev/null
+++ b/carl9170fw/tools/carlu/src/usb.h
@@ -0,0 +1,68 @@
+/*
+ * carlu - userspace testing utility for ar9170 devices
+ *
+ * USB back-end API declaration
+ *
+ * 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.
+ */
+
+#ifndef __CARL9170USER_USB_H
+#define __CARL9170USER_USB_H
+
+#include "SDL.h"
+#include "SDL_thread.h"
+#include "libusb.h"
+#include "frame.h"
+#include "list.h"
+
+#include "fwcmd.h"
+#include <unistd.h>
+#include "carlu.h"
+
+#define AR9170_RX_BULK_BUFS 16
+#define AR9170_RX_BULK_BUF_SIZE 8192
+#define AR9170_RX_BULK_IRQ_SIZE 64
+
+/* endpoints */
+#define AR9170_EP_TX (LIBUSB_ENDPOINT_OUT | AR9170_USB_EP_TX)
+#define AR9170_EP_RX (LIBUSB_ENDPOINT_IN | AR9170_USB_EP_RX)
+#define AR9170_EP_IRQ (LIBUSB_ENDPOINT_IN | AR9170_USB_EP_IRQ)
+#define AR9170_EP_CMD (LIBUSB_ENDPOINT_OUT | AR9170_USB_EP_CMD)
+
+#define AR9170_TX_MAX_ACTIVE_URBS 8
+
+#define CARL9170_FIRMWARE_FILE (CARLU_PATH "/../../carlfw/carl9170.fw")
+
+struct carlu;
+
+void carlusb_reset_txep(struct carlu *ar);
+
+int usb_init(void);
+void usb_exit(void);
+
+struct carlu *carlusb_probe(void);
+void carlusb_close(struct carlu *ar);
+
+void carlusb_tx(struct carlu *ar, struct frame *frame);
+int carlusb_fw_check(struct carlu *ar);
+
+int carlusb_cmd(struct carlu *_ar, uint8_t oid, uint8_t *cmd, size_t clen,
+ uint8_t *rsp, size_t rlen);
+
+int carlusb_print_known_devices(void);
+
+#endif /* __CARL9170USER_USB_H */
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-27 06:23:50 +0000