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      1 /*
      2  * Common code for DHD command-line utility
      3  *
      4  * Copyright (C) 1999-2013, Broadcom Corporation
      5  *
      6  * Permission to use, copy, modify, and/or distribute this software for any
      7  * purpose with or without fee is hereby granted, provided that the above
      8  * copyright notice and this permission notice appear in all copies.
      9  *
     10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
     11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
     12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
     13  * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
     14  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
     15  * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
     16  * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
     17  *
     18  * $Id: dhdu.c 385965 2013-02-19 04:33:34Z $
     19  */
     20 
     21 /* For backwards compatibility, the absence of the define 'BWL_NO_FILESYSTEM_SUPPORT'
     22  * implies that a filesystem is supported.
     23  */
     24 #if !defined(BWL_NO_FILESYSTEM_SUPPORT)
     25 #define BWL_FILESYSTEM_SUPPORT
     26 #endif
     27 
     28 #ifndef PROP_TXSTATUS
     29 #define PROP_TXSTATUS
     30 #endif
     31 
     32 #include <stdio.h>
     33 #include <stdlib.h>
     34 #include <string.h>
     35 #include <ctype.h>
     36 #include <assert.h>
     37 
     38 #include <typedefs.h>
     39 #include <epivers.h>
     40 #include <proto/ethernet.h>
     41 #include <dhdioctl.h>
     42 #include <sdiovar.h>
     43 #include <bcmutils.h>
     44 #include <bcmendian.h>
     45 #include "dhdu.h"
     46 #include "miniopt.h"
     47 #include <proto/bcmip.h>
     48 #include <hndrte_debug.h>
     49 #include <hndrte_armtrap.h>
     50 #include <hndrte_cons.h>
     51 #define IPV4_ADDR_LEN 4
     52 
     53 #include <errno.h>
     54 
     55 #include <trxhdr.h>
     56 #include "ucode_download.h"
     57 
     58 #define stricmp strcasecmp
     59 #define strnicmp strncasecmp
     60 
     61 
     62 static cmd_func_t dhd_var_void;
     63 static cmd_func_t dhd_varint, dhd_varstr;
     64 static cmd_func_t dhd_var_getandprintstr, dhd_var_getint, dhd_var_get;
     65 static cmd_func_t dhd_var_setint;
     66 
     67 static cmd_func_t dhd_version, dhd_list, dhd_msglevel;
     68 
     69 #ifdef SDTEST
     70 static cmd_func_t dhd_pktgen;
     71 #endif
     72 static cmd_func_t dhd_sprom;
     73 static cmd_func_t dhd_sdreg;
     74 static cmd_func_t dhd_sd_msglevel, dhd_sd_blocksize, dhd_sd_mode, dhd_sd_reg;
     75 static cmd_func_t dhd_dma_mode;
     76 static cmd_func_t dhd_membytes, dhd_download, dhd_dldn,
     77 	dhd_upload, dhd_coredump, dhd_consoledump, dhd_vars, dhd_idleclock, dhd_idletime;
     78 static cmd_func_t dhd_logstamp;
     79 
     80 static cmd_func_t dhd_hostreorder_flows;
     81 
     82 #ifdef PROP_TXSTATUS
     83 static cmd_func_t dhd_proptxstatusenable;
     84 static cmd_func_t dhd_proptxstatusmode;
     85 static cmd_func_t dhd_proptxopt;
     86 #endif
     87 static int dhd_var_getbuf(void *dhd, char *iovar, void *param, int param_len, void **bufptr);
     88 static int dhd_var_setbuf(void *dhd, char *iovar, void *param, int param_len);
     89 
     90 static uint dhd_iovar_mkbuf(char *name, char *data, uint datalen,
     91                             char *buf, uint buflen, int *perr);
     92 static int dhd_iovar_getint(void *dhd, char *name, int *var);
     93 static int dhd_iovar_setint(void *dhd, char *name, int var);
     94 
     95 #if defined(BWL_FILESYSTEM_SUPPORT)
     96 static int file_size(char *fname);
     97 static int read_vars(char *fname, char *buf, int buf_maxlen);
     98 #endif
     99 
    100 
    101 /* dword align allocation */
    102 static union {
    103 	char bufdata[DHD_IOCTL_MAXLEN];
    104 	uint32 alignme;
    105 } bufstruct_dhd;
    106 static char *buf = (char*) &bufstruct_dhd.bufdata;
    107 
    108 /* integer output format, default to signed integer */
    109 static uint8 int_fmt;
    110 
    111 #define DEBUG_INFO_PTRS_END 0xffffffff
    112 const uint32 debug_info_ptrs[] = {0xf8, 0x878, DEBUG_INFO_PTRS_END};
    113 
    114 typedef struct {
    115 	uint value;
    116 	char *string;
    117 } dbg_msg_t;
    118 
    119 static int dhd_do_msglevel(void *dhd, cmd_t *cmd, char **argv, dbg_msg_t *dbg_msg);
    120 
    121 /* Actual command table */
    122 cmd_t dhd_cmds[] = {
    123 	{ "cmds", dhd_list, -1, -1,
    124 	"generate a short list of available commands"},
    125 	{ "version", dhd_version, DHD_GET_VAR, -1,
    126 	"get version information" },
    127 	{ "msglevel", dhd_msglevel, DHD_GET_VAR, DHD_SET_VAR,
    128 	"get/set message bits" },
    129 	{ "bcmerrorstr", dhd_var_getandprintstr, DHD_GET_VAR, -1,
    130 	"errorstring"},
    131 	{ "wdtick", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    132 	"watchdog tick time (ms units)"},
    133 	{ "intr", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    134 	"use interrupts on the bus"},
    135 	{ "pollrate", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    136 	"number of ticks between bus polls (0 means no polling)"},
    137 	{ "idletime", dhd_idletime, DHD_GET_VAR, DHD_SET_VAR,
    138 	"number of ticks for activity timeout (-1: immediate, 0: never)"},
    139 	{ "idleclock", dhd_idleclock, DHD_GET_VAR, DHD_SET_VAR,
    140 	"idleclock active | stopped | <N>\n"
    141 	"\tactive (0)   - do not request any change to the SD clock\n"
    142 	"\tstopped (-1) - request SD clock be stopped on activity timeout\n"
    143 	"\t<N> (other)  - an sd_divisor value to request on activity timeout\n"},
    144 	{ "sd1idle", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    145 	"change mode to SD1 when turning off clock at idle"},
    146 	{ "forceeven", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    147 	"force SD tx/rx buffers to be even"},
    148 	{ "readahead", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    149 	"enable readahead feature (look for next frame len in headers)"},
    150 	{ "sdrxchain", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    151 	"enable packet chains to SDIO stack for glom receive"},
    152 	{ "alignctl", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    153 	"align control frames"},
    154 	{ "sdalign", dhd_varint, DHD_GET_VAR, -1,
    155 	"display the (compiled in) alignment target for sd requests"},
    156 	{ "txbound", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    157 	"get/set maximum number of tx frames per scheduling"},
    158 	{ "rxbound", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    159 	"get/set maximum number of rx frames per scheduling"},
    160 	{ "txminmax", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    161 	"get/set maximum number of tx frames per scheduling while rx frames outstanding"},
    162 	{ "dconpoll", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    163 	"g/set dongle console polling interval (ms)"},
    164 	{ "dump", dhd_varstr, DHD_GET_VAR, -1,
    165 	"dump information"},
    166 	{ "cons", dhd_varstr, -1, DHD_SET_VAR,
    167 	"send string to device console (sd only)"},
    168 	{ "clearcounts", dhd_var_void, -1, DHD_SET_VAR,
    169 	"reset the bus stats shown in the dhd dump"},
    170 	{ "logdump", dhd_varstr, DHD_GET_VAR, -1,
    171 	"dump the timestamp logging buffer"},
    172 	{ "logcal", dhd_varint, -1, DHD_SET_VAR,
    173 	"logcal <n>  -- log around an osl_delay of <n> usecs"},
    174 	{ "logstamp", dhd_logstamp, -1, DHD_SET_VAR,
    175 	"logstamp [<n1>] [<n2>]  -- add a message to the log"},
    176 	{ "ramstart", dhd_varint, DHD_GET_VAR, -1,
    177 	"display start address of onchip SOCRAM"},
    178 	{ "ramsize", dhd_varint, DHD_GET_VAR, -1,
    179 	"display size of onchip SOCRAM"},
    180 	{ "membytes", dhd_membytes, DHD_GET_VAR, DHD_SET_VAR,
    181 	"membytes [-h | -r | -i] <address> <length> [<data>]\n"
    182 	"\tread or write data in the dongle ram\n"
    183 	"\t-h   <data> is a sequence of hex digits rather than a char string\n"
    184 	"\t-r   output binary to stdout rather hex\n"},
    185 	{ "download", dhd_download, -1, DHD_SET_VAR,
    186 	"download [-a <address>] [--noreset] [--norun] [--verify] <binfile> [<varsfile>]\n"
    187 	"\tdownload file to specified dongle ram address and start CPU\n"
    188 	"\toptional vars file will replace vars parsed from the CIS\n"
    189 	"\t--noreset    do not reset SOCRAM core before download\n"
    190 	"\t--norun      do not start dongle CPU after download\n"
    191 	"\t--verify     do readback verify \n"
    192 	"\tdefault <address> is 0\n"},
    193 	{ "dldn", dhd_dldn, -1, DHD_SET_VAR,
    194 	"download <binfile>\n"
    195 	"\tdownload file to specified dongle ram address 0\n"},
    196 	{ "vars", dhd_vars, DHD_GET_VAR, DHD_SET_VAR,
    197 	"vars [<file>]\n"
    198 	"\toverride SPROM vars with <file> (before download)\n"},
    199 	{ "coredump", dhd_coredump, -1, -1,
    200 	"coredump <file>\n"
    201 	"\tdump dongle RAM content into a file in dumpfile format\n"
    202 	"\tfor use with ELF core generator"},
    203 	{ "consoledump", dhd_consoledump, -1, -1,
    204 	"consoledump\n"
    205 	"\tdump dongle debug console buffer"},
    206 	{ "upload", dhd_upload, -1, -1,
    207 	"upload [-a <address> ] <file> [<size>]\n"
    208 	"\tupload dongle RAM content into a file\n"
    209 	"\tdefault <address> is 0, default <size> is RAM size"},
    210 	{ "srdump", dhd_sprom, DHD_GET_VAR, -1,
    211 	"display SPROM content" },
    212 	{ "srwrite", dhd_sprom, -1, DHD_SET_VAR,
    213 	"write data or file content to SPROM\n"
    214 	"\tsrwrite <word-offset> <word-value> ...\n"
    215 	"\tsrwrite [-c] <srom-file-path>\n"
    216 	"\t  -c means write regardless of crc"},
    217 	{ "sleep", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    218 	"enter/exit simulated host sleep (bus powerdown w/OOB wakeup)"},
    219 	{ "kso", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    220 	"keep sdio on"},
    221 	{ "devcap", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    222 	"brcm device capabilities"},
    223 	{ "devsleep", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    224 	"Sleep CMD14"},
    225 #ifdef SDTEST
    226 	{ "extloop", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    227 	"external loopback: convert all tx data to echo test frames"},
    228 	{ "pktgen", dhd_pktgen, DHD_GET_VAR, DHD_SET_VAR,
    229 	"configure/report pktgen status (SDIO)\n"
    230 	"\t-f N     frequency: send/recv a burst every N ticks\n"
    231 	"\t-c N     count: send/recv N packets each burst\n"
    232 	"\t-t N     total: stop after a total of N packets\n"
    233 	"\t-p N     print: display counts on console every N bursts\n"
    234 	"\t-m N     min: set minimum length of packet data\n"
    235 	"\t-M N     Max: set maximum length of packet data\n"
    236 	"\t-l N     len: set fixed length of packet data\n"
    237 	"\t-s N     stop after N tx failures\n"
    238 	"\t-d dir   test direction/type:\n"
    239 	"\t            send -- send packets discarded by dongle\n"
    240 	"\t            echo -- send packets to be echoed by dongle\n"
    241 	"\t            burst -- request bursts (of size <-c>) from dongle\n"
    242 	"\t              one every <-f> ticks, until <-t> total requests\n"
    243 	"\t            recv -- request dongle enter continuous send mode,\n"
    244 	"\t              read up to <-c> pkts every <-f> ticks until <-t>\n"
    245 	"\t              total reads\n"},
    246 #endif /* SDTEST */
    247 	{ "dngl_isolation", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    248 	"g/set dongle isolation, so the dev could be disabled with out effecting the dongle state"},
    249 	{ "sdreg", dhd_sdreg, DHD_GET_VAR, DHD_SET_VAR,
    250 	"g/set sdpcmdev core register (f1) across SDIO (CMD53)"},
    251 	{ "sbreg", dhd_sdreg, DHD_GET_VAR, DHD_SET_VAR,
    252 	"g/set any backplane core register (f1) across SDIO (CMD53)"},
    253 	{ "sd_cis", dhd_var_getandprintstr, DHD_GET_VAR, -1,
    254 	"dump sdio CIS"},
    255 	{ "sd_devreg", dhd_sd_reg, DHD_GET_VAR, DHD_SET_VAR,
    256 	"g/set device register across SDIO bus (CMD52)"},
    257 	{ "sd_hostreg", dhd_sd_reg, DHD_GET_VAR, DHD_SET_VAR,
    258 	"g/set local controller register"},
    259 	{ "sd_blocksize", dhd_sd_blocksize, DHD_GET_VAR, DHD_SET_VAR,
    260 	"g/set block size for a function"},
    261 	{ "sd_blockmode", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    262 	"g/set blockmode"},
    263 	{ "sd_ints", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    264 	"g/set client ints"},
    265 	{ "sd_dma", dhd_dma_mode, DHD_GET_VAR, DHD_SET_VAR,
    266 	"g/set dma usage: [PIO | SDMA | ADMA1 | ADMA2]"},
    267 	{ "sd_yieldcpu", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    268 	"allow blocking (yield of CPU) on data xfer"},
    269 	{ "sd_minyield", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    270 	"minimum xfer size to allow CPU yield"},
    271 	{ "sd_forcerb", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    272 	"force readback when changing local interrupt settings"},
    273 	{ "sd_numints", dhd_varint, DHD_GET_VAR, -1,
    274 	"number of device interrupts"},
    275 	{ "sd_numlocalints", dhd_varint, DHD_GET_VAR, -1,
    276 	"number of non-device interrupts"},
    277 	{ "sd_divisor", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    278 	"set the divisor for SDIO clock generation"},
    279 	{ "sd_power", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    280 	"set the SD Card slot power"},
    281 	{ "sd_power_save", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    282 	"set the SDIO3.0 power save value"},
    283 	{ "sd_clock", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    284 	"turn on/off the SD Clock"},
    285 	{ "sd_crc", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    286 	"turn on/off CRC checking in SPI mode"},
    287 	{ "sd_mode", dhd_sd_mode, DHD_GET_VAR, DHD_SET_VAR,
    288 	"g/set SDIO bus mode (spi, sd1, sd4)"},
    289 	{ "sd_highspeed", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    290 	"set the high-speed clocking mode"},
    291 	{ "sd_msglevel", dhd_sd_msglevel, DHD_GET_VAR, DHD_SET_VAR,
    292 	"g/set debug message level"},
    293 	{ "sd_hciregs", dhd_varstr, DHD_GET_VAR, -1,
    294 	"display host-controller interrupt registers"},
    295 	{ "sdiod_drive", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    296 	"SDIO Device drive strength in milliamps. (0=tri-state, 1-12mA)"},
    297 	{ "devreset", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    298 	"Move device into or out of reset state (1/reset, or 0/operational)"},
    299 	{ "ioctl_timeout", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    300 	"IOCTL response timeout (milliseconds)."},
    301 #ifdef PROP_TXSTATUS
    302 	{ "proptx", dhd_proptxstatusenable, DHD_GET_VAR, DHD_SET_VAR,
    303 	"enable/disable the proptxtstatus feature\n"
    304 	"0 - disabled\n"
    305 	"1 - enabled\n"},
    306 	{ "ptxmode", dhd_proptxstatusmode, DHD_GET_VAR, DHD_SET_VAR,
    307 	"set the proptxtstatus operation mode:\n"
    308 	"0 - Unsupported\n"
    309 	"1 - Use implied credit from a packet status\n"
    310 	"2 - Use explicit credit\n" },
    311 	{ "proptx_opt", dhd_proptxopt, DHD_GET_VAR, DHD_SET_VAR,
    312 	"enable/disable proptxtstatus optimizations to increase throughput:\n"
    313 	"0 - Unsupported\n"
    314 	"1 - Enable proptxstatus optimizations to increase throughput\n" },
    315 #endif
    316 	{ "sd_uhsimode", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    317 	"g/set UHSI Mode"},
    318 	{ "host_reorder_flows", dhd_hostreorder_flows, DHD_GET_VAR, -1,
    319 	"get host reorder flows "},
    320 	{ "txglomsize", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    321 	"max glom size for sdio tx\n"},
    322 	{ "txglommode", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    323 	"glom mode for sdio tx 0- copy, 1- multidescriptor\n"},
    324 	{ "fw_hang_report", dhd_varint, DHD_GET_VAR, DHD_SET_VAR,
    325 	"enable/disable report firmware hangs for firmware reload\n"
    326 	"0 - disabled (for testing)\n"
    327 	"1 - enabled (default)\n"},
    328 	{ NULL, NULL, 0, 0, NULL }
    329 };
    330 
    331 cmd_t dhd_varcmd = {"var", dhd_varint, -1, -1, "unrecognized name, type -h for help"};
    332 char *dhdu_av0;
    333 
    334 #if defined(BWL_FILESYSTEM_SUPPORT)
    335 static int
    336 file_size(char *fname)
    337 {
    338 	FILE *fp;
    339 	long size = -1;
    340 
    341 	/* Can't use stat() because of Win CE */
    342 
    343 	if ((fp = fopen(fname, "rb")) == NULL ||
    344 	    fseek(fp, 0, SEEK_END) < 0 ||
    345 	    (size = ftell(fp)) < 0)
    346 		fprintf(stderr, "Could not determine size of %s: %s\n",
    347 		        fname, strerror(errno));
    348 
    349 	if (fp != NULL)
    350 		fclose(fp);
    351 
    352 	return (int)size;
    353 }
    354 #endif   /* BWL_FILESYSTEM_SUPPORT */
    355 
    356 
    357 /* parse/validate the command line arguments */
    358 /*
    359 * pargv is updated upon return if the first argument is an option.
    360  * It remains intact otherwise.
    361  */
    362 int
    363 dhd_option(char ***pargv, char **pifname, int *phelp)
    364 {
    365 	char *ifname = NULL;
    366 	int help = FALSE;
    367 	int status = CMD_OPT;
    368 	char **argv = *pargv;
    369 
    370 	int_fmt = INT_FMT_DEC;
    371 
    372 	while (*argv) {
    373 		/* select different adapter */
    374 		if (!strcmp(*argv, "-a") || !strcmp(*argv, "-i")) {
    375 			char *opt = *argv++;
    376 			ifname = *argv;
    377 			if (!ifname) {
    378 				fprintf(stderr,
    379 					"error: expected interface name after option %s\n", opt);
    380 				status = CMD_ERR;
    381 				break;
    382 			}
    383 		}
    384 
    385 		/* integer output format */
    386 		else if (!strcmp(*argv, "-d"))
    387 			int_fmt = INT_FMT_DEC;
    388 		else if (!strcmp(*argv, "-u"))
    389 			int_fmt = INT_FMT_UINT;
    390 		else if (!strcmp(*argv, "-x"))
    391 			int_fmt = INT_FMT_HEX;
    392 
    393 		/* command usage */
    394 		else if (!strcmp(*argv, "-h"))
    395 			help = TRUE;
    396 
    397 		/* done with generic options */
    398 		else {
    399 			status = CMD_DHD;
    400 			break;
    401 		}
    402 
    403 		/* consume the argument */
    404 		argv ++;
    405 		break;
    406 	}
    407 
    408 	*phelp = help;
    409 	*pifname = ifname;
    410 	*pargv = argv;
    411 
    412 	return status;
    413 }
    414 
    415 void
    416 dhd_cmd_usage(cmd_t *cmd)
    417 {
    418 	if (strlen(cmd->name) >= 8)
    419 		fprintf(stderr, "%s\n\t%s\n\n", cmd->name, cmd->help);
    420 	else
    421 		fprintf(stderr, "%s\t%s\n\n", cmd->name, cmd->help);
    422 }
    423 
    424 /* Dump out short list of commands */
    425 static int
    426 dhd_list(void *dhd, cmd_t *garb, char **argv)
    427 {
    428 	cmd_t *cmd;
    429 	int nrows, i, len;
    430 	char *buf;
    431 	int letter, col, row, pad;
    432 
    433 	UNUSED_PARAMETER(dhd);
    434 	UNUSED_PARAMETER(garb);
    435 	UNUSED_PARAMETER(argv);
    436 
    437 	for (cmd = dhd_cmds, nrows = 0; cmd->name; cmd++)
    438 		    nrows++;
    439 
    440 	nrows /= 4;
    441 	nrows++;
    442 
    443 	len = nrows * 80 + 2;
    444 	buf = malloc(len);
    445 	if (buf == NULL) {
    446 		fprintf(stderr, "Failed to allocate buffer of %d bytes\n", len);
    447 		return BCME_NOMEM;
    448 	}
    449 	for (i = 0; i < len; i++)
    450 		*(buf+i) = 0;
    451 
    452 	row = col = 0;
    453 	for (letter = 'a'; letter < 'z'; letter++) {
    454 		for (cmd = dhd_cmds; cmd->name; cmd++) {
    455 			if (cmd->name[0] == letter || cmd->name[0] == letter - 0x20) {
    456 				strcat(buf+row*80, cmd->name);
    457 				pad = 18 * (col + 1) - strlen(buf+row*80);
    458 				if (pad < 1)
    459 					pad = 1;
    460 				for (; pad; pad--)
    461 					strcat(buf+row*80, " ");
    462 				row++;
    463 				if (row == nrows) {
    464 					col++; row = 0;
    465 				}
    466 			}
    467 		}
    468 	}
    469 	for (row = 0; row < nrows; row++)
    470 		printf("%s\n", buf+row*80);
    471 
    472 	printf("\n");
    473 	free(buf);
    474 	return (0);
    475 }
    476 
    477 void
    478 dhd_cmds_usage(cmd_t *port_cmds)
    479 {
    480 	cmd_t *port_cmd;
    481 	cmd_t *cmd;
    482 
    483 	/* print usage of port commands */
    484 	for (port_cmd = port_cmds; port_cmd && port_cmd->name; port_cmd++)
    485 		/* Check for wc_cmd */
    486 		dhd_cmd_usage(port_cmd);
    487 
    488 	/* print usage of common commands without port counterparts */
    489 	for (cmd = dhd_cmds; cmd->name; cmd++) {
    490 		/* search if port counterpart exists */
    491 		for (port_cmd = port_cmds; port_cmd && port_cmd->name; port_cmd++)
    492 			if (!strcmp(port_cmd->name, cmd->name))
    493 				break;
    494 		if (!port_cmd || !port_cmd->name)
    495 			dhd_cmd_usage(cmd);
    496 	}
    497 }
    498 
    499 void
    500 dhd_usage(cmd_t *port_cmds)
    501 {
    502 	fprintf(stderr,
    503 	        "Usage: %s [-a|i <adapter>] [-h] [-d|u|x] <command> [arguments]\n",
    504 		dhdu_av0);
    505 
    506 	fprintf(stderr, "\n");
    507 	fprintf(stderr, "  -h		this message\n");
    508 	fprintf(stderr, "  -a, -i	adapter name or number\n");
    509 	fprintf(stderr, "  -d		display values as signed integer\n");
    510 	fprintf(stderr, "  -u		display values as unsigned integer\n");
    511 	fprintf(stderr, "  -x		display values as hexdecimal\n");
    512 	fprintf(stderr, "\n");
    513 
    514 	dhd_cmds_usage(port_cmds);
    515 }
    516 
    517 int
    518 dhd_check(void *dhd)
    519 {
    520 	int ret;
    521 	int val;
    522 
    523 	if ((ret = dhd_get(dhd, DHD_GET_MAGIC, &val, sizeof(int))) < 0)
    524 		return ret;
    525 	if (val != DHD_IOCTL_MAGIC)
    526 		return -1;
    527 	if ((ret = dhd_get(dhd, DHD_GET_VERSION, &val, sizeof(int))) < 0)
    528 		return ret;
    529 	if (val > DHD_IOCTL_VERSION) {
    530 		fprintf(stderr, "Version mismatch, please upgrade\n");
    531 		return -1;
    532 	}
    533 	return 0;
    534 }
    535 
    536 void
    537 dhd_printint(int val)
    538 {
    539 	switch (int_fmt) {
    540 	case INT_FMT_UINT:
    541 		printf("%u\n", val);
    542 		break;
    543 	case INT_FMT_HEX:
    544 		printf("0x%x\n", val);
    545 		break;
    546 	case INT_FMT_DEC:
    547 	default:
    548 		printf("%d\n", val);
    549 		break;
    550 	}
    551 }
    552 
    553 /* pretty hex print a contiguous buffer (tweaked from wlu) */
    554 void
    555 dhd_hexdump(uchar *buf, uint nbytes, uint saddr)
    556 {
    557 	char line[256];
    558 	char* p;
    559 	uint i;
    560 
    561 	if (nbytes == 0) {
    562 		printf("\n");
    563 		return;
    564 	}
    565 
    566 	p = line;
    567 	for (i = 0; i < nbytes; i++) {
    568 		if (i % 16 == 0) {
    569 			p += sprintf(p, "%08x: ", saddr + i);	/* line prefix */
    570 		}
    571 		p += sprintf(p, "%02x ", buf[i]);
    572 		if (i % 16 == 15) {
    573 			uint j;
    574 			p += sprintf(p, "  ");
    575 			for (j = i-15; j <= i; j++)
    576 				p += sprintf(p, "%c",
    577 				             ((buf[j] >= 0x20 && buf[j] <= 0x7f) ? buf[j] : '.'));
    578 			printf("%s\n", line);		/* flush line */
    579 			p = line;
    580 		}
    581 	}
    582 
    583 	/* flush last partial line */
    584 	if (p != line)
    585 		printf("%s\n", line);
    586 }
    587 
    588 
    589 #ifdef SDTEST
    590 static int
    591 dhd_pktgen(void *dhd, cmd_t *cmd, char **argv)
    592 {
    593 	int ret = 0;
    594 	void *ptr = NULL;
    595 	dhd_pktgen_t pktgen;
    596 	char *str;
    597 
    598 	UNUSED_PARAMETER(dhd);
    599 	UNUSED_PARAMETER(cmd);
    600 
    601 	/* Get current settings */
    602 	if ((ret = dhd_var_getbuf(dhd, "pktgen", NULL, 0, &ptr)) != 0)
    603 		return ret;
    604 	memcpy(&pktgen, ptr, sizeof(pktgen));
    605 
    606 	if (pktgen.version != DHD_PKTGEN_VERSION) {
    607 		fprintf(stderr, "pktgen version mismatch (module %d app %d)\n",
    608 		        pktgen.version, DHD_PKTGEN_VERSION);
    609 		return BCME_ERROR;
    610 	}
    611 
    612 	/* Presence of args implies a set, else a get */
    613 	if (*++argv) {
    614 		miniopt_t opts;
    615 		int opt_err;
    616 
    617 		/* Initialize option parser */
    618 		miniopt_init(&opts, "pktgen", "", FALSE);
    619 
    620 		while ((opt_err = miniopt(&opts, argv)) != -1) {
    621 			if (opt_err == 1) {
    622 				fprintf(stderr, "pktgen options error\n");
    623 				ret = -1;
    624 				goto exit;
    625 			}
    626 			argv += opts.consumed;
    627 
    628 			if (!opts.good_int && opts.opt != 'd') {
    629 				fprintf(stderr, "invalid integer %s\n", opts.valstr);
    630 				ret = -1;
    631 				goto exit;
    632 			}
    633 
    634 			switch (opts.opt) {
    635 			case 'f':
    636 				pktgen.freq = opts.uval;
    637 				break;
    638 			case 'c':
    639 				pktgen.count = opts.uval;
    640 				break;
    641 			case 'p':
    642 				pktgen.print = opts.uval;
    643 				break;
    644 			case 't':
    645 				pktgen.total = opts.uval;
    646 				break;
    647 			case 's':
    648 				pktgen.stop = opts.uval;
    649 				break;
    650 			case 'm':
    651 				pktgen.minlen = opts.uval;
    652 				break;
    653 			case 'M':
    654 				pktgen.maxlen = opts.uval;
    655 				break;
    656 			case 'l': case 'L':
    657 				pktgen.minlen = pktgen.maxlen = opts.uval;
    658 				break;
    659 			case 'd':
    660 				if (!strcmp(opts.valstr, "send"))
    661 					pktgen.mode = DHD_PKTGEN_SEND;
    662 				else if (!strcmp(opts.valstr, "echo"))
    663 					pktgen.mode = DHD_PKTGEN_ECHO;
    664 				else if (!strcmp(opts.valstr, "burst"))
    665 					pktgen.mode = DHD_PKTGEN_RXBURST;
    666 				else if (!strcmp(opts.valstr, "recv"))
    667 					pktgen.mode = DHD_PKTGEN_RECV;
    668 				else {
    669 					fprintf(stderr, "unrecognized dir mode %s\n",
    670 					        opts.valstr);
    671 					return BCME_USAGE_ERROR;
    672 				}
    673 				break;
    674 
    675 			default:
    676 				fprintf(stderr, "option parsing error (key %s valstr %s)\n",
    677 				        opts.key, opts.valstr);
    678 				ret = BCME_USAGE_ERROR;
    679 				goto exit;
    680 			}
    681 		}
    682 
    683 		if (pktgen.maxlen < pktgen.minlen) {
    684 			fprintf(stderr, "min/max error (%d/%d)\n", pktgen.minlen, pktgen.maxlen);
    685 			ret = -1;
    686 			goto exit;
    687 		}
    688 
    689 		/* Set the new values */
    690 		ret = dhd_var_setbuf(dhd, "pktgen", &pktgen, sizeof(pktgen));
    691 	} else {
    692 		printf("Counts: %d send attempts, %d received, %d tx failures\n",
    693 		       pktgen.numsent, pktgen.numrcvd, pktgen.numfail);
    694 	}
    695 
    696 	/* Show configuration in either case */
    697 	switch (pktgen.mode) {
    698 	case DHD_PKTGEN_ECHO: str = "echo"; break;
    699 	case DHD_PKTGEN_SEND: str = "send"; break;
    700 	case DHD_PKTGEN_RECV: str = "recv"; break;
    701 	case DHD_PKTGEN_RXBURST: str = "burst"; break;
    702 	default: str = "UNKNOWN"; break;
    703 	}
    704 
    705 	printf("Config: mode %s %d pkts (len %d-%d) each %d ticks\n",
    706 	       str, pktgen.count, pktgen.minlen, pktgen.maxlen, pktgen.freq);
    707 
    708 	/* Second config line for optional items */
    709 	str = "        ";
    710 	if (pktgen.total) {
    711 		printf("%slimit %d", str, pktgen.total);
    712 		str = ", ";
    713 	}
    714 	if (pktgen.print) {
    715 		printf("%sprint every %d ticks", str, (pktgen.freq * pktgen.print));
    716 		str = ", ";
    717 	}
    718 	if (pktgen.stop) {
    719 		printf("%sstop after %d tx failures", str, pktgen.stop);
    720 		str = ", ";
    721 	}
    722 	if (str[0] == ',')
    723 		printf("\n");
    724 
    725 exit:
    726 	return ret;
    727 }
    728 #endif /* SDTEST */
    729 
    730 static dbg_msg_t dhd_sd_msgs[] = {
    731 	{SDH_ERROR_VAL,	"error"},
    732 	{SDH_TRACE_VAL,	"trace"},
    733 	{SDH_INFO_VAL,	"info"},
    734 	{SDH_DATA_VAL,	"data"},
    735 	{SDH_CTRL_VAL,	"control"},
    736 	{SDH_LOG_VAL,	"log"},
    737 	{SDH_DMA_VAL,	"dma"},
    738 	{0,		NULL}
    739 };
    740 
    741 static int
    742 dhd_sd_msglevel(void *dhd, cmd_t *cmd, char **argv)
    743 {
    744 	return dhd_do_msglevel(dhd, cmd, argv, dhd_sd_msgs);
    745 }
    746 
    747 static int
    748 dhd_sd_blocksize(void *dhd, cmd_t *cmd, char **argv)
    749 {
    750 	int ret;
    751 	int argc;
    752 	char *endptr = NULL;
    753 	void *ptr = NULL;
    754 	int func, size;
    755 
    756 	/* arg count */
    757 	for (argc = 0; argv[argc]; argc++);
    758 	argc--;
    759 
    760 	if (argc < 1 || argc > 2) {
    761 		printf("required args: function [size] (size 0 means max)\n");
    762 		return BCME_USAGE_ERROR;
    763 	}
    764 
    765 	func = strtol(argv[1], &endptr, 0);
    766 	if (*endptr != '\0') {
    767 		printf("Invalid function: %s\n", argv[1]);
    768 		return BCME_USAGE_ERROR;
    769 	}
    770 
    771 	if (argc > 1) {
    772 		size = strtol(argv[2], &endptr, 0);
    773 		if (*endptr != '\0') {
    774 			printf("Invalid size: %s\n", argv[1]);
    775 			return BCME_USAGE_ERROR;
    776 		}
    777 	}
    778 
    779 	if (argc == 1) {
    780 		if ((ret = dhd_var_getbuf(dhd, cmd->name, &func, sizeof(func), &ptr)) >= 0)
    781 			printf("Function %d block size: %d\n", func, *(int*)ptr);
    782 	} else {
    783 		printf("Setting function %d block size to %d\n", func, size);
    784 		size &= 0x0000ffff; size |= (func << 16);
    785 		ret = dhd_var_setbuf(dhd, cmd->name, &size, sizeof(size));
    786 	}
    787 
    788 	return (ret);
    789 }
    790 
    791 static int
    792 dhd_sd_mode(void *wl, cmd_t *cmd, char **argv)
    793 {
    794 	int ret;
    795 	int argc;
    796 	int sdmode;
    797 
    798 	/* arg count */
    799 	for (argc = 0; argv[argc]; argc++);
    800 	argc--;
    801 
    802 	if (argv[1]) {
    803 		if (!strcmp(argv[1], "spi")) {
    804 			strcpy(argv[1], "0");
    805 		} else if (!strcmp(argv[1], "sd1")) {
    806 			strcpy(argv[1], "1");
    807 		} else if (!strcmp(argv[1], "sd4")) {
    808 			strcpy(argv[1], "2");
    809 		} else {
    810 			return BCME_USAGE_ERROR;
    811 		}
    812 
    813 		ret = dhd_var_setint(wl, cmd, argv);
    814 
    815 	} else {
    816 		if ((ret = dhd_var_get(wl, cmd, argv))) {
    817 			return (ret);
    818 		} else {
    819 			sdmode = *(int32*)buf;
    820 
    821 			printf("SD Mode is: %s\n",
    822 			       sdmode == 0 ? "SPI"
    823 			       : sdmode == 1 ? "SD1"
    824 				   : sdmode == 2 ? "SD4" : "Unknown");
    825 		}
    826 	}
    827 
    828 	return (ret);
    829 }
    830 
    831 static int
    832 dhd_dma_mode(void *wl, cmd_t *cmd, char **argv)
    833 {
    834 	int ret;
    835 	int argc;
    836 	int dmamode;
    837 
    838 	/* arg count */
    839 	for (argc = 0; argv[argc]; argc++);
    840 	argc--;
    841 
    842 	if (argv[1]) {
    843 		if (!stricmp(argv[1], "pio")) {
    844 			strcpy(argv[1], "0");
    845 		} else if (!strcmp(argv[1], "0")) {
    846 		} else if (!stricmp(argv[1], "dma")) {
    847 			strcpy(argv[1], "1");
    848 		} else if (!stricmp(argv[1], "sdma")) {
    849 			strcpy(argv[1], "1");
    850 		} else if (!strcmp(argv[1], "1")) {
    851 		} else if (!stricmp(argv[1], "adma1")) {
    852 			strcpy(argv[1], "2");
    853 		} else if (!stricmp(argv[1], "adma")) {
    854 			strcpy(argv[1], "3");
    855 		} else if (!stricmp(argv[1], "adma2")) {
    856 			strcpy(argv[1], "3");
    857 		} else {
    858 			return BCME_USAGE_ERROR;
    859 		}
    860 
    861 		ret = dhd_var_setint(wl, cmd, argv);
    862 
    863 	} else {
    864 		if ((ret = dhd_var_get(wl, cmd, argv))) {
    865 			return (ret);
    866 		} else {
    867 			dmamode = *(int32*)buf;
    868 
    869 			printf("DMA Mode is: %s\n",
    870 			       dmamode == 0 ? "PIO"
    871 			       : dmamode == 1 ? "SDMA"
    872 			       : dmamode == 2 ? "ADMA1"
    873 			       : dmamode == 3 ? "ADMA2"
    874 			       : "Unknown");
    875 		}
    876 	}
    877 
    878 	return (ret);
    879 }
    880 
    881 
    882 static int
    883 dhd_sdreg(void *dhd, cmd_t *cmd, char **argv)
    884 {
    885 	int ret;
    886 	sdreg_t sdreg;
    887 	uint argc;
    888 	char *ptr = NULL;
    889 
    890 	UNUSED_PARAMETER(cmd);
    891 
    892 	bzero(&sdreg, sizeof(sdreg));
    893 
    894 	/* arg count */
    895 	for (argc = 0; argv[argc]; argc++);
    896 	argc--;
    897 
    898 	/* required args: offset (will default size) */
    899 	if (argc < 1) {
    900 		printf("required args: offset[/size] [value]\n");
    901 		return BCME_USAGE_ERROR;
    902 	}
    903 
    904 	sdreg.offset = strtoul(argv[1], &ptr, 0);
    905 	if (*ptr && *ptr != '/') {
    906 		printf("Bad arg: %s\n", argv[1]);
    907 		return BCME_USAGE_ERROR;
    908 	}
    909 
    910 	/* read optional /size */
    911 	if (*ptr == '/') {
    912 		sdreg.func = strtol((ptr+1), &ptr, 0);
    913 		if (*ptr || ((sdreg.func != 2) && sdreg.func != 4)) {
    914 			printf("Bad size option?\n");
    915 			return BCME_USAGE_ERROR;
    916 		}
    917 	}
    918 	else {
    919 		sdreg.func = 4;
    920 		printf("Defaulting to register size 4\n");
    921 	}
    922 
    923 	if (argc > 1) {
    924 		sdreg.value = strtoul(argv[2], &ptr, 0);
    925 		if (*ptr) {
    926 			printf("Bad value: %s\n", argv[2]);
    927 			return BCME_USAGE_ERROR;
    928 		}
    929 	}
    930 
    931 	if (argc <= 1) {
    932 		ret = dhd_var_getbuf(dhd, argv[0], &sdreg, sizeof(sdreg), (void**)&ptr);
    933 		if (ret >= 0)
    934 			printf("0x%0*x\n", (2 * sdreg.func), *(int *)ptr);
    935 	} else {
    936 		ret = dhd_var_setbuf(dhd, argv[0], &sdreg, sizeof(sdreg));
    937 	}
    938 
    939 	return (ret);
    940 }
    941 
    942 static int
    943 dhd_membytes(void *dhd, cmd_t *cmd, char **argv)
    944 {
    945 	int ret = -1;
    946 	uint argc;
    947 	char *ptr;
    948 	int params[2];
    949 	uint addr;
    950 	uint len;
    951 	int align;
    952 
    953 	int rawout, hexin;
    954 
    955 	miniopt_t opts;
    956 	int opt_err;
    957 
    958 	/* Parse command-line options */
    959 	miniopt_init(&opts, "membytes", "rh", FALSE);
    960 
    961 	rawout = hexin = 0;
    962 
    963 	argv++;
    964 	while ((opt_err = miniopt(&opts, argv)) != -1) {
    965 		if (opt_err == 1) {
    966 			fprintf(stderr, "membytes options error\n");
    967 			ret = -1;
    968 			goto exit;
    969 		}
    970 
    971 		if (opts.positional)
    972 			break;
    973 
    974 		argv += opts.consumed;
    975 
    976 		if (opts.opt == 'h') {
    977 			hexin = 1;
    978 		} else if (opts.opt == 'r') {
    979 			rawout = 1;
    980 		} else {
    981 			fprintf(stderr, "membytes command error\n");
    982 			ret = -1;
    983 			goto exit;
    984 		}
    985 	}
    986 
    987 	/* arg count */
    988 	for (argc = 0; argv[argc]; argc++);
    989 
    990 	/* required args: address size [<data>]] */
    991 	if (argc < 2) {
    992 		fprintf(stderr, "required args: address size [<data>]\n");
    993 		return BCME_USAGE_ERROR;
    994 	}
    995 
    996 	if (argc < 3 && hexin) {
    997 		fprintf(stderr, "missing <data> required by -h\n");
    998 		return BCME_USAGE_ERROR;
    999 	}
   1000 	if ((argc > 2) && (rawout)) {
   1001 		fprintf(stderr, "can't have <data> arg with -r\n");
   1002 		return BCME_USAGE_ERROR;
   1003 	}
   1004 
   1005 	/* read address */
   1006 	addr = strtoul(argv[0], &ptr, 0);
   1007 	if (*ptr) {
   1008 		fprintf(stderr, "Bad arg: %s\n", argv[0]);
   1009 		return BCME_USAGE_ERROR;
   1010 	}
   1011 
   1012 	/* read size */
   1013 	len = strtoul(argv[1], &ptr, 0);
   1014 	if (*ptr) {
   1015 		fprintf(stderr, "Bad value: %s\n", argv[1]);
   1016 		return BCME_USAGE_ERROR;
   1017 	}
   1018 
   1019 	align = addr & 0x03;
   1020 	if (align && argc > 2) {
   1021 		fprintf(stderr, "Can only write starting at long-aligned addresses.\n");
   1022 		return BCME_USAGE_ERROR;
   1023 	}
   1024 
   1025 	/* get can just use utility function, set must copy custom buffer */
   1026 	if (argc == 2) {
   1027 		/* Read */
   1028 		uint chunk = DHD_IOCTL_MAXLEN;
   1029 		for (addr -= align, len += align; len; addr += chunk, len -= chunk, align = 0) {
   1030 			chunk = MIN(chunk, len);
   1031 			params[0] = addr;
   1032 			params[1] = ROUNDUP(chunk, 4);
   1033 			ret = dhd_var_getbuf(dhd, "membytes",
   1034 			                     params, (2 * sizeof(int)), (void**)&ptr);
   1035 			if (ret < 0)
   1036 				goto exit;
   1037 
   1038 			if (rawout) {
   1039 				fwrite(ptr + align, sizeof(char), chunk - align, stdout);
   1040 			} else {
   1041 				dhd_hexdump((uchar*)ptr + align, chunk - align, addr + align);
   1042 			}
   1043 		}
   1044 	} else {
   1045 		/* Write */
   1046 		uint patlen = strlen(argv[2]);
   1047 		uint chunk, maxchunk;
   1048 		char *sptr;
   1049 
   1050 		if (hexin) {
   1051 			char *inptr, *outptr;
   1052 			if (patlen & 1) {
   1053 				fprintf(stderr, "Hex (-h) must consist of whole bytes\n");
   1054 				ret = BCME_USAGE_ERROR;
   1055 				goto exit;
   1056 			}
   1057 
   1058 			for (inptr = outptr = argv[2]; patlen; patlen -= 2) {
   1059 				int n1, n2;
   1060 
   1061 				n1 = (int)((unsigned char)*inptr++);
   1062 				n2 = (int)((unsigned char)*inptr++);
   1063 				if (!isxdigit(n1) || !isxdigit(n2)) {
   1064 					fprintf(stderr, "invalid hex digit %c\n",
   1065 					        (isxdigit(n1) ? n2 : n1));
   1066 					ret = BCME_USAGE_ERROR;
   1067 					goto exit;
   1068 				}
   1069 				n1 = isdigit(n1) ? (n1 - '0')
   1070 				        : ((islower(n1) ? (toupper(n1)) : n1) - 'A' + 10);
   1071 				n2 = isdigit(n2) ? (n2 - '0')
   1072 				        : ((islower(n2) ? (toupper(n2)) : n2) - 'A' + 10);
   1073 				*outptr++ = (n1 * 16) + n2;
   1074 			}
   1075 
   1076 			patlen = outptr - argv[2];
   1077 		}
   1078 
   1079 		sptr = argv[2];
   1080 		maxchunk = DHD_IOCTL_MAXLEN - (strlen(cmd->name) + 1 + (2 * sizeof(int)));
   1081 
   1082 		while (len) {
   1083 			chunk = (len > maxchunk) ? (maxchunk & ~0x3) : len;
   1084 
   1085 			/* build the iovar command */
   1086 			memset(buf, 0, DHD_IOCTL_MAXLEN);
   1087 			strcpy(buf, cmd->name);
   1088 			ptr = buf + strlen(buf) + 1;
   1089 			params[0] = addr; params[1] = chunk;
   1090 			memcpy(ptr, params, (2 * sizeof(int)));
   1091 			ptr += (2 * sizeof(int));
   1092 			addr += chunk; len -= chunk;
   1093 
   1094 			while (chunk--) {
   1095 				*ptr++ = *sptr++;
   1096 				if (sptr >= (argv[2] + patlen))
   1097 					sptr = argv[2];
   1098 			}
   1099 
   1100 			ret = dhd_set(dhd, DHD_SET_VAR, &buf[0], (ptr - buf));
   1101 			if (ret < 0)
   1102 				goto exit;
   1103 		}
   1104 	}
   1105 
   1106 exit:
   1107 	return ret;
   1108 }
   1109 
   1110 static int
   1111 dhd_idletime(void *dhd, cmd_t *cmd, char **argv)
   1112 {
   1113 	int32 idletime;
   1114 	char *endptr = NULL;
   1115 	int err = 0;
   1116 
   1117 	if (argv[1]) {
   1118 		if (!strcmp(argv[1], "never")) {
   1119 			idletime = 0;
   1120 		} else if (!strcmp(argv[1], "immediate") || !strcmp(argv[1], "immed")) {
   1121 			idletime = DHD_IDLE_IMMEDIATE;
   1122 		} else {
   1123 			idletime = strtol(argv[1], &endptr, 0);
   1124 			if (*endptr != '\0') {
   1125 				fprintf(stderr, "invalid number %s\n", argv[1]);
   1126 				err = BCME_USAGE_ERROR;
   1127 			}
   1128 		}
   1129 		if ((idletime < 0) && (idletime != DHD_IDLE_IMMEDIATE)) {
   1130 			fprintf(stderr, "invalid value %s\n", argv[1]);
   1131 			err = -1;
   1132 		}
   1133 
   1134 		if (!err) {
   1135 			strcpy(buf, "idletime");
   1136 			endptr = buf + strlen(buf) + 1;
   1137 			memcpy(endptr, &idletime, sizeof(uint32));
   1138 			endptr += sizeof(uint32);
   1139 			err = dhd_set(dhd, DHD_SET_VAR, &buf[0], (endptr - buf));
   1140 		}
   1141 	} else {
   1142 		if ((err = dhd_var_get(dhd, cmd, argv))) {
   1143 			return err;
   1144 		} else {
   1145 			idletime = *(int32*)buf;
   1146 
   1147 			if (idletime == 0) {
   1148 				printf("0 (never)\n");
   1149 			} else if (idletime == DHD_IDLE_IMMEDIATE) {
   1150 				printf("-1 (immediate)\n");
   1151 			} else if (idletime > 0) {
   1152 				printf("%d\n", idletime);
   1153 			} else printf("%d (invalid)\n", idletime);
   1154 		}
   1155 	}
   1156 	return err;
   1157 }
   1158 
   1159 static int
   1160 dhd_idleclock(void *dhd, cmd_t *cmd, char **argv)
   1161 {
   1162 	int32 idleclock;
   1163 	char *endptr = NULL;
   1164 	int err = 0;
   1165 
   1166 	if (argv[1]) {
   1167 		if (!strcmp(argv[1], "active")) {
   1168 			idleclock = DHD_IDLE_ACTIVE;
   1169 		} else if (!strcmp(argv[1], "stopped")) {
   1170 			idleclock = DHD_IDLE_STOP;
   1171 		} else {
   1172 			idleclock = strtol(argv[1], &endptr, 0);
   1173 			if (*endptr != '\0') {
   1174 				fprintf(stderr, "invalid number %s\n", argv[1]);
   1175 				err = BCME_USAGE_ERROR;
   1176 			}
   1177 		}
   1178 
   1179 		if (!err) {
   1180 			strcpy(buf, "idleclock");
   1181 			endptr = buf + strlen(buf) + 1;
   1182 			memcpy(endptr, &idleclock, sizeof(int32));
   1183 			endptr += sizeof(int32);
   1184 			err = dhd_set(dhd, DHD_SET_VAR, &buf[0], (endptr - buf));
   1185 		}
   1186 	} else {
   1187 		if ((err = dhd_var_get(dhd, cmd, argv))) {
   1188 			return err;
   1189 		} else {
   1190 			idleclock = *(int32*)buf;
   1191 
   1192 			if (idleclock == DHD_IDLE_ACTIVE)
   1193 				printf("Idleclock %d (active)\n", idleclock);
   1194 			else if (idleclock == DHD_IDLE_STOP)
   1195 				printf("Idleclock %d (stopped)\n", idleclock);
   1196 			else
   1197 				printf("Idleclock divisor %d\n", idleclock);
   1198 		}
   1199 	}
   1200 	return err;
   1201 }
   1202 
   1203 /* Word count for a 4kb SPROM */
   1204 #define SPROM_WORDS 256
   1205 
   1206 static int
   1207 dhd_sprom(void *dhd, cmd_t *cmd, char **argv)
   1208 {
   1209 #if !defined(BWL_FILESYSTEM_SUPPORT)
   1210 	return (-1);
   1211 #else
   1212 	int ret, i;
   1213 	uint argc;
   1214 	char *endptr;
   1215 	char *bufp, *countptr;
   1216 	uint16 *wordptr;
   1217 	uint offset, words, bytes;
   1218 	bool nocrc = FALSE;
   1219 
   1220 	char *fname;
   1221 	FILE *fp;
   1222 
   1223 	UNUSED_PARAMETER(cmd);
   1224 
   1225 	/* arg count */
   1226 	for (argc = 0; argv[argc]; argc++);
   1227 	argc--;
   1228 
   1229 	/* init buffer */
   1230 	bufp = buf;
   1231 	memset(bufp, 0, DHD_IOCTL_MAXLEN);
   1232 	strcpy(bufp, "sprom");
   1233 	bufp += strlen("sprom") + 1;
   1234 
   1235 	if (strcmp(argv[0], "srdump") == 0) {
   1236 		if (argc) {
   1237 			fprintf(stderr, "Command srdump doesn't take args\n");
   1238 			return BCME_USAGE_ERROR;
   1239 		}
   1240 		offset = 0;
   1241 		words = SPROM_WORDS;
   1242 		bytes = 2 * words;
   1243 
   1244 		memcpy(bufp, &offset, sizeof(int));
   1245 		bufp += sizeof(int);
   1246 		memcpy(bufp, &bytes, sizeof(int));
   1247 		bufp += sizeof(int);
   1248 
   1249 		if (!ISALIGNED((uintptr)bufp, sizeof(uint16))) {
   1250 			fprintf(stderr, "Internal error: unaligned word buffer\n");
   1251 			return BCME_ERROR;
   1252 		}
   1253 	} else {
   1254 		if (strcmp(argv[0], "srwrite") != 0) {
   1255 			fprintf(stderr, "Unimplemented sprom command: %s\n", argv[0]);
   1256 			return BCME_USAGE_ERROR;
   1257 		}
   1258 
   1259 		if (argc == 0) {
   1260 			return BCME_USAGE_ERROR;
   1261 		} else if ((argc == 1) ||
   1262 		           ((argc == 2) && ((nocrc = !strcmp(argv[1], "-c"))))) {
   1263 
   1264 			fname = nocrc ? argv[2] : argv[1];
   1265 
   1266 			/* determine and validate file size */
   1267 			if ((ret = file_size(fname)) < 0)
   1268 				return BCME_ERROR;
   1269 
   1270 			bytes = ret;
   1271 			offset = 0;
   1272 			words = bytes / 2;
   1273 
   1274 			if (bytes != 2 * SPROM_WORDS) {
   1275 				fprintf(stderr, "Bad file size\n");
   1276 				return BCME_ERROR;
   1277 			}
   1278 
   1279 			memcpy(bufp, &offset, sizeof(int));
   1280 			bufp += sizeof(int);
   1281 			memcpy(bufp, &bytes, sizeof(int));
   1282 			bufp += sizeof(int);
   1283 
   1284 			if (!ISALIGNED((uintptr)bufp, sizeof(uint16))) {
   1285 				fprintf(stderr, "Internal error: unaligned word buffer\n");
   1286 				return BCME_ERROR;
   1287 			}
   1288 
   1289 			if ((fp = fopen(fname, "rb")) == NULL) {
   1290 				fprintf(stderr, "Could not open %s: %s\n",
   1291 				        fname, strerror(errno));
   1292 				return BCME_ERROR;
   1293 			}
   1294 
   1295 			if (fread((uint16*)bufp, sizeof(uint16), words, fp) != words) {
   1296 				fprintf(stderr, "Could not read %d bytes from %s\n",
   1297 				        words * 2, fname);
   1298 				fclose(fp);
   1299 				return BCME_ERROR;
   1300 			}
   1301 
   1302 			fclose(fp);
   1303 
   1304 			if (!nocrc &&
   1305 			    hndcrc8((uint8*)bufp, bytes, CRC8_INIT_VALUE) != CRC8_GOOD_VALUE) {
   1306 				fprintf(stderr, "CRC check failed: 0x%02x, should be 0x%02x.\n",
   1307 				        ((uint8*)bufp)[bytes-1],
   1308 				        ~hndcrc8((uint8*)bufp, bytes - 1, CRC8_INIT_VALUE) & 0xff);
   1309 				return BCME_ERROR;
   1310 			}
   1311 
   1312 			ltoh16_buf(bufp, bytes);
   1313 		} else {
   1314 			offset = strtoul(*++argv, &endptr, 0) * 2;
   1315 			if (*endptr != '\0') {
   1316 				fprintf(stderr, "offset %s is not an integer\n", *argv);
   1317 				return BCME_USAGE_ERROR;
   1318 			}
   1319 
   1320 			memcpy(bufp, &offset, sizeof(int));
   1321 			bufp += sizeof(int);
   1322 			countptr = bufp;
   1323 			bufp += sizeof(int);
   1324 
   1325 			if (!ISALIGNED((uintptr)bufp, sizeof(uint16))) {
   1326 				fprintf(stderr, "Internal error: unaligned word buffer\n");
   1327 				return BCME_ERROR;
   1328 			}
   1329 
   1330 			for (words = 0, wordptr = (uint16*)bufp; *++argv; words++) {
   1331 				*wordptr++ = (uint16)strtoul(*argv, &endptr, 0);
   1332 				if (*endptr != '\0') {
   1333 					fprintf(stderr, "value %s is not an integer\n", *argv);
   1334 					return BCME_USAGE_ERROR;
   1335 				}
   1336 				if (words > SPROM_WORDS) {
   1337 					fprintf(stderr, "max of %d words\n", SPROM_WORDS);
   1338 					return BCME_USAGE_ERROR;
   1339 				}
   1340 			}
   1341 
   1342 			bytes = 2 * words;
   1343 			memcpy(countptr, &bytes, sizeof(int));
   1344 		}
   1345 	}
   1346 
   1347 	if (argc) {
   1348 		ret = dhd_set(dhd, DHD_SET_VAR, buf,
   1349 		              (strlen("sprom") + 1) + (2 * sizeof(int)) + bytes);
   1350 		return (ret);
   1351 	} else {
   1352 		ret = dhd_get(dhd, DHD_GET_VAR, buf,
   1353 		              (strlen("sprom") + 1) + (2 * sizeof(int)) + bytes);
   1354 		if (ret < 0) {
   1355 			return ret;
   1356 		}
   1357 
   1358 		for (i = 0; i < (int)words; i++) {
   1359 			if ((i % 8) == 0)
   1360 				printf("\n  srom[%03d]:  ", i);
   1361 			printf("0x%04x  ", ((uint16*)buf)[i]);
   1362 		}
   1363 		printf("\n");
   1364 	}
   1365 
   1366 	return 0;
   1367 #endif /* BWL_FILESYSTEM_SUPPORT */
   1368 }
   1369 
   1370 /*
   1371  * read_vars: reads an environment variables file into a buffer,
   1372  * reformatting them and returning the length (-1 on error).
   1373  *
   1374  * The input text file consists of lines of the form "<var>=<value>\n".
   1375  * CRs are ignored, as are blank lines and comments beginning with '#'.
   1376  *
   1377  * The output buffer consists of blocks of the form "<var>=<value>\0"
   1378  * (the newlines have been replaced by NULs)
   1379  *
   1380  * Todo: allow quoted variable names and quoted values.
   1381 */
   1382 
   1383 #if defined(BWL_FILESYSTEM_SUPPORT)
   1384 static int
   1385 read_vars(char *fname, char *buf, int buf_maxlen)
   1386 {
   1387 	FILE *fp;
   1388 	int buf_len, slen;
   1389 	char line[256], *s, *e;
   1390 	int line_no = 0;
   1391 
   1392 	if ((fp = fopen(fname, "rb")) == NULL) {
   1393 		fprintf(stderr, "Cannot open NVRAM file %s: %s\n",
   1394 		        fname, strerror(errno));
   1395 		exit(1);
   1396 	}
   1397 
   1398 	buf_len = 0;
   1399 
   1400 	while (fgets(line, sizeof(line), fp) != NULL) {
   1401 		bool found_eq = FALSE;
   1402 
   1403 		/* Ensure line length is limited */
   1404 		line[sizeof(line) - 1] = 0;
   1405 
   1406 		/* Skip any initial white space */
   1407 		for (s = line; *s == ' ' || *s == '\t'; s++)
   1408 			;
   1409 
   1410 		/* Determine end of string */
   1411 		for (e = s; *e != 0 && *e != '#' && *e != '\r' && *e != '\n'; e++)
   1412 			if (*e == '=')
   1413 				found_eq = TRUE;
   1414 
   1415 		/* Strip any white space from end of string */
   1416 		while (e > s && (e[-1] == ' ' || e[-1] == '\t'))
   1417 			e--;
   1418 
   1419 		slen = e - s;
   1420 
   1421 		/* Skip lines that end up blank */
   1422 		if (slen == 0)
   1423 			continue;
   1424 
   1425 		if (!found_eq) {
   1426 			fprintf(stderr, "Invalid line %d in NVRAM file %s\n", line_no, fname);
   1427 			fclose(fp);
   1428 			return -1;
   1429 		}
   1430 
   1431 		if (buf_len + slen + 1 > buf_maxlen) {
   1432 			fprintf(stderr, "NVRAM file %s too long\n", fname);
   1433 			fclose(fp);
   1434 			return -1;
   1435 		}
   1436 
   1437 		memcpy(buf + buf_len, s, slen);
   1438 		buf_len += slen;
   1439 		buf[buf_len++] = 0;
   1440 	}
   1441 
   1442 	fclose(fp);
   1443 
   1444 	return buf_len;
   1445 }
   1446 #endif   /* BWL_FILESYSTEM_SUPPORT */
   1447 
   1448 static int
   1449 dhd_vars(void *dhd, cmd_t *cmd, char **argv)
   1450 {
   1451 	int ret;
   1452 	uint argc;
   1453 	char *bufp;
   1454 
   1455 	UNUSED_PARAMETER(cmd);
   1456 
   1457 	/* arg count */
   1458 	for (argc = 0; argv[argc]; argc++);
   1459 	argc--;
   1460 
   1461 	switch (argc) {
   1462 	case 0: /* get */
   1463 	{
   1464 		if ((ret = dhd_var_getbuf(dhd, "vars", NULL, 0, (void**)&bufp)))
   1465 			break;
   1466 		while (*bufp) {
   1467 			printf("%s\n", bufp);
   1468 			bufp += strlen(bufp) + 1;
   1469 		}
   1470 	}
   1471 	break;
   1472 
   1473 #if defined(BWL_FILESYSTEM_SUPPORT)
   1474 	case 1: /* set */
   1475 	{
   1476 		char *vname;
   1477 		uint nvram_len;
   1478 
   1479 		vname = argv[1];
   1480 
   1481 		bufp = buf;
   1482 		strcpy(bufp, "vars");
   1483 		bufp += strlen("vars") + 1;
   1484 
   1485 		if ((ret = read_vars(vname, bufp,
   1486 		                           DHD_IOCTL_MAXLEN - (strlen("vars") + 3))) < 0) {
   1487 			ret = -1;
   1488 			break;
   1489 		}
   1490 
   1491 		nvram_len = ret;
   1492 		bufp += nvram_len;
   1493 		*bufp++ = 0;
   1494 
   1495 		ret = dhd_set(dhd, DHD_SET_VAR, buf, bufp - buf);
   1496 	}
   1497 	break;
   1498 #endif   /* BWL_FILESYSTEM_SUPPORT */
   1499 
   1500 	default:
   1501 		ret = -1;
   1502 		break;
   1503 	}
   1504 
   1505 	return ret;
   1506 }
   1507 
   1508 #define MEMBLOCK 2048
   1509 
   1510 /* Check that strlen("membytes")+1 + 2*sizeof(int32) + MEMBLOCK <= DHD_IOCTL_MAXLEN */
   1511 #if (MEMBLOCK + 17 > DHD_IOCTL_MAXLEN)
   1512 #error MEMBLOCK/DHD_IOCTL_MAXLEN sizing
   1513 #endif
   1514 
   1515 
   1516 #if defined(BWL_FILESYSTEM_SUPPORT)
   1517 static int
   1518 dhd_verify_file_bytes(void *dhd, uint8 *memblock, int start, uint len)
   1519 {
   1520 	int ret = 0;
   1521 	uint i = 0;
   1522 	char *ptr;
   1523 	int params[2];
   1524 	uint8 *src, *dst;
   1525 
   1526 	params[0] = start;
   1527 	params[1] = len;
   1528 	ret = dhd_var_getbuf(dhd, "membytes", params, 2 * sizeof(int), (void**)&ptr);
   1529 	if (ret) {
   1530 		fprintf(stderr, "%s: failed reading %d membytes from 0x%08x\n",
   1531 		__FUNCTION__, len, start);
   1532 		return ret;
   1533 	}
   1534 
   1535 	src = (uint8 *)memblock;
   1536 	dst = (uint8 *)ptr;
   1537 	while (i < len) {
   1538 		if (src[i] != dst[i]) {
   1539 			fprintf(stderr, "   0x%x: exp[0x%02X] != got[0x%02X]\n",
   1540 				start+i, src[i], dst[i]);
   1541 			ret = -1;
   1542 		}
   1543 		i++;
   1544 	}
   1545 
   1546 	return ret;
   1547 }
   1548 
   1549 static int
   1550 dhd_load_file_bytes(void *dhd, cmd_t *cmd, FILE *fp, int fsize, int start, uint blk_sz, bool verify)
   1551 {
   1552 	int tot_len = 0;
   1553 	uint read_len;
   1554 	char *bufp;
   1555 	uint len;
   1556 	uint8 memblock[MEMBLOCK];
   1557 	int ret;
   1558 	int retry;
   1559 
   1560 	UNUSED_PARAMETER(cmd);
   1561 
   1562 	if (!fsize || !fp)
   1563 		return -1;
   1564 
   1565 	assert(blk_sz <= MEMBLOCK);
   1566 
   1567 	while (tot_len < fsize) {
   1568 		read_len = fsize - tot_len;
   1569 		if (read_len >= blk_sz) {
   1570 			read_len = blk_sz;
   1571 
   1572 			if (!ISALIGNED(start, MEMBLOCK))
   1573 				read_len = ROUNDUP(start, MEMBLOCK) - start;
   1574 		}
   1575 
   1576 		len = fread(memblock, sizeof(uint8), read_len, fp);
   1577 		if ((len < read_len) && !feof(fp)) {
   1578 			fprintf(stderr, "%s: error reading file\n", __FUNCTION__);
   1579 			return -1;
   1580 
   1581 		}
   1582 		retry = 0;
   1583 failed_retry:
   1584 
   1585 		bufp = buf;
   1586 		memset(bufp, 0, DHD_IOCTL_MAXLEN);
   1587 		strcpy(bufp, "membytes");
   1588 		bufp += strlen("membytes") + 1;
   1589 		memcpy(bufp, &start, sizeof(int));
   1590 		bufp += sizeof(int);
   1591 		memcpy(bufp, &len, sizeof(int));
   1592 		bufp += sizeof(int);
   1593 		memcpy(bufp, memblock, len);
   1594 
   1595 		ret = dhd_set(dhd, DHD_SET_VAR, &buf[0], (bufp - buf + len));
   1596 
   1597 		if (ret) {
   1598 			fprintf(stderr, "%s: error %d on writing %d membytes at 0x%08x\n",
   1599 			        __FUNCTION__, ret, len, start);
   1600 			return ret;
   1601 		}
   1602 
   1603 		if (verify == TRUE) {
   1604 			if (dhd_verify_file_bytes(dhd, memblock, start, len) != 0) {
   1605 				if (retry++ < 5000)
   1606 				{
   1607 					fprintf(stderr, "%s: verify failed %d membytes "
   1608 						"from 0x%08x\n", __FUNCTION__, len, start);
   1609 					goto failed_retry;
   1610 				}
   1611 			}
   1612 		}
   1613 
   1614 		start += len;
   1615 		tot_len += len;
   1616 	}
   1617 	return 0;
   1618 }
   1619 #endif   /* BWL_FILESYSTEM_SUPPORT */
   1620 
   1621 #ifdef PROP_TXSTATUS
   1622 static int
   1623 dhd_proptxstatusenable(void *dhd, cmd_t *cmd, char **argv)
   1624 {
   1625 	int flag = 0xdead;
   1626 	int ret;
   1627 
   1628 	if (argv[1]) {
   1629 		flag = atoi(argv[1]);
   1630 		ret = dhd_iovar_setint(dhd, cmd->name, flag);
   1631 	}
   1632 	else {
   1633 		ret = dhd_iovar_getint(dhd, cmd->name, &flag);
   1634 		if (ret >= 0)
   1635 			printf("proptxstatus: %d\n", flag);
   1636 	}
   1637 	return ret;
   1638 }
   1639 
   1640 static int
   1641 dhd_proptxstatusmode(void *dhd, cmd_t *cmd, char **argv)
   1642 {
   1643 	int mode = 0xdead;
   1644 	int ret;
   1645 
   1646 	if (argv[1]) {
   1647 		mode = atoi(argv[1]);
   1648 		ret = dhd_iovar_setint(dhd, cmd->name, mode);
   1649 	}
   1650 	else {
   1651 		ret = dhd_iovar_getint(dhd, cmd->name, &mode);
   1652 		if (ret >= 0)
   1653 			printf("proptxstatusmode: %d\n", mode);
   1654 	}
   1655 	return ret;
   1656 }
   1657 
   1658 static int
   1659 dhd_proptxopt(void *dhd, cmd_t *cmd, char **argv)
   1660 {
   1661 	int flag = 0xdead;
   1662 	int ret;
   1663 
   1664 	if (argv[1]) {
   1665 		flag = atoi(argv[1]);
   1666 		ret = dhd_iovar_setint(dhd, cmd->name, flag);
   1667 	}
   1668 	else {
   1669 		ret = dhd_iovar_getint(dhd, cmd->name, &flag);
   1670 		if (ret >= 0)
   1671 			printf("proptx_opt: %d\n", flag);
   1672 	}
   1673 	return ret;
   1674 }
   1675 
   1676 #endif /* PROP_TXSTATUS */
   1677 
   1678 static int
   1679 dhd_get_ramstart(void *dhd, uint32 *ramstart)
   1680 {
   1681 	int ret;
   1682 	char *ramstart_args[] = {"ramstart", NULL};
   1683 
   1684 	/* Read the bus type the DHD driver is associated to */
   1685 	if ((ret = dhd_var_get(dhd, NULL, ramstart_args)) != BCME_OK) {
   1686 		fprintf(stderr, "%s: error obtaining ramstart\n", __FUNCTION__);
   1687 
   1688 		return ret;
   1689 	}
   1690 
   1691 	*ramstart = *(uint32 *)buf;
   1692 
   1693 	return BCME_OK;
   1694 }
   1695 
   1696 static int
   1697 dhd_download(void *dhd, cmd_t *cmd, char **argv)
   1698 {
   1699 #if !defined(BWL_FILESYSTEM_SUPPORT)
   1700 	return (-1);
   1701 #else
   1702 	bool reset = TRUE;
   1703 	bool run = TRUE;
   1704 	bool verify = FALSE;
   1705 	char *fname = NULL;
   1706 	char *vname = NULL;
   1707 	uint32 start;
   1708 	int ret = 0;
   1709 	int fsize;
   1710 	uint32 bustype;
   1711 	long filepos;
   1712 
   1713 	FILE *fp = NULL;
   1714 	uint32 ramsize;
   1715 	char *memszargs[] = { "ramsize", NULL };
   1716 
   1717 	char *bufp;
   1718 
   1719 	miniopt_t opts;
   1720 	int opt_err;
   1721 	uint nvram_len;
   1722 	struct trx_header trx_hdr;
   1723 	uint32 trx_hdr_len;
   1724 	bool trx_file = FALSE;
   1725 	uint memblock_sz = MEMBLOCK;
   1726 	bool embedded_ucode = FALSE;
   1727 
   1728 	UNUSED_PARAMETER(cmd);
   1729 
   1730 	if ((ret = dhd_get_ramstart(dhd, &start)) != BCME_OK)
   1731 		goto exit;
   1732 
   1733 	/* Parse command-line options */
   1734 	miniopt_init(&opts, "download", "", TRUE);
   1735 
   1736 	argv++;
   1737 	while ((opt_err = miniopt(&opts, argv)) != -1) {
   1738 		if (opt_err == 1) {
   1739 			fprintf(stderr, "download options error\n");
   1740 			ret = -1;
   1741 			goto exit;
   1742 		}
   1743 		argv += opts.consumed;
   1744 
   1745 		if (opts.opt == 'a') {
   1746 			if (!opts.good_int) {
   1747 				fprintf(stderr, "invalid address %s\n", opts.valstr);
   1748 				ret = -1;
   1749 				goto exit;
   1750 			}
   1751 			start = (uint32)opts.uval;
   1752 		} else if (opts.positional) {
   1753 			if (fname && vname) {
   1754 				fprintf(stderr, "extra positional arg, %s\n",
   1755 				        opts.valstr);
   1756 				ret = -1;
   1757 				goto exit;
   1758 			}
   1759 			if (fname)
   1760 				vname = opts.valstr;
   1761 			else
   1762 				fname = opts.valstr;
   1763 		} else if (!opts.opt) {
   1764 			if (!strcmp(opts.key, "noreset")) {
   1765 				reset = FALSE;
   1766 			} else if (!strcmp(opts.key, "norun")) {
   1767 				run = FALSE;
   1768 			} else if (!strcmp(opts.key, "verify")) {
   1769 				verify = TRUE;
   1770 			} else {
   1771 				fprintf(stderr, "unrecognized option %s\n", opts.valstr);
   1772 				ret = -1;
   1773 				goto exit;
   1774 			}
   1775 		} else {
   1776 			fprintf(stderr, "unrecognized option %c\n", opts.opt);
   1777 			ret = -1;
   1778 			goto exit;
   1779 		}
   1780 	}
   1781 
   1782 	/* validate arguments */
   1783 	if (!fname) {
   1784 		fprintf(stderr, "filename required\n");
   1785 		ret = -1;
   1786 		goto exit;
   1787 	}
   1788 
   1789 	/* validate file size compared to memory size */
   1790 	if ((fsize = file_size(fname)) < 0) {
   1791 		ret = -1;
   1792 		goto exit;
   1793 	}
   1794 	/* read the file and push blocks down to memory */
   1795 	if ((fp = fopen(fname, "rb")) == NULL) {
   1796 		fprintf(stderr, "%s: unable to open %s: %s\n",
   1797 		        __FUNCTION__, fname, strerror(errno));
   1798 		ret = -1;
   1799 		goto exit;
   1800 	}
   1801 	/* Verify the file is a regular bin file or trx file */
   1802 	{
   1803 		uint32 tmp_len;
   1804 		trx_hdr_len = sizeof(struct trx_header);
   1805 		tmp_len = fread(&trx_hdr, sizeof(uint8), trx_hdr_len, fp);
   1806 		if (tmp_len == trx_hdr_len) {
   1807 			if (trx_hdr.magic == TRX_MAGIC) {
   1808 				trx_file = TRUE;
   1809 				if (trx_hdr.flag_version & TRX_EMBED_UCODE)
   1810 					embedded_ucode = TRUE;
   1811 			}
   1812 			else
   1813 				fseek(fp, 0, SEEK_SET);
   1814 		}
   1815 		else
   1816 			fseek(fp, 0, SEEK_SET);
   1817 	}
   1818 
   1819 	/* Check on which bus the dhd driver is sitting. Downloading methodology differs from
   1820 	 * USB to SDIO.
   1821 	 */
   1822 	{
   1823 		char* bustype_args[] = {"bustype", NULL};
   1824 
   1825 		/* Read the bus type the DHD driver is associated to */
   1826 		if ((ret = dhd_var_get(dhd, NULL, bustype_args))) {
   1827 			fprintf(stderr, "%s: error obtaining bustype\n", __FUNCTION__);
   1828 			goto exit;
   1829 		}
   1830 
   1831 		bustype = *(uint32*)buf;
   1832 	}
   1833 
   1834 	if (trx_file)
   1835 		fsize = (int)(trx_hdr.offsets[0]);
   1836 
   1837 	if (bustype == BUS_TYPE_SDIO) {
   1838 		if ((ret = dhd_var_get(dhd, NULL, memszargs))) {
   1839 			fprintf(stderr, "%s: error obtaining ramsize\n", __FUNCTION__);
   1840 			goto exit;
   1841 		}
   1842 		ramsize = *(uint32*)buf;
   1843 	}
   1844 
   1845 
   1846 	BCM_REFERENCE(ramsize);
   1847 
   1848 	/* do the download reset if not suppressed */
   1849 	if (reset) {
   1850 		if ((ret = dhd_iovar_setint(dhd, "dwnldstate", TRUE))) {
   1851 			fprintf(stderr, "%s: failed to put dongle in download mode\n",
   1852 			        __FUNCTION__);
   1853 			goto exit;
   1854 		}
   1855 	}
   1856 
   1857 #define RDL_CHUNK	1500  /* size of each dl transfer */
   1858 
   1859 	if (BUS_TYPE_USB == bustype) {
   1860 		/* store the cur pos pointing to base image which should be written */
   1861 		filepos = ftell(fp);
   1862 		if (filepos == -1) {
   1863 			fprintf(stderr, "%s: ftell failed.\n", __FUNCTION__);
   1864 		}
   1865 
   1866 		/* In case of USB, we need to write header information also to dongle. */
   1867 		fseek(fp, 0, SEEK_SET);
   1868 
   1869 		/* The file size is "base_image + TRX_Header_size" */
   1870 		fsize = (int)(trx_hdr.offsets[0] + sizeof(struct trx_header));
   1871 
   1872 		memblock_sz = RDL_CHUNK;
   1873 	}
   1874 
   1875 
   1876 	/* Load the ram image */
   1877 	if ((ret = dhd_load_file_bytes(dhd, cmd, fp, fsize, start, memblock_sz, verify))) {
   1878 		fprintf(stderr, "%s: error loading the ramimage at addr 0x%x\n",
   1879 		        __FUNCTION__, start);
   1880 		goto exit;
   1881 	}
   1882 
   1883 	if (trx_file) {
   1884 
   1885 		filepos = ftell(fp);
   1886 		if (filepos == -1) {
   1887 			fprintf(stderr, "%s: ftell failed.\n", __FUNCTION__);
   1888 		}
   1889 
   1890 		if (BUS_TYPE_SDIO == bustype) {
   1891 
   1892 		}
   1893 	}
   1894 
   1895 	fclose(fp);
   1896 	fp = NULL;
   1897 
   1898 	/* download the vars file if specified */
   1899 	if (vname) {
   1900 		bufp = buf;
   1901 		strcpy(bufp, "vars");
   1902 		bufp += strlen("vars") + 1;
   1903 
   1904 		if ((ret = read_vars(vname, bufp,
   1905 		                           DHD_IOCTL_MAXLEN - (strlen("vars") + 3))) < 0) {
   1906 			ret = -1;
   1907 			goto exit;
   1908 		}
   1909 
   1910 		nvram_len = ret;
   1911 		bufp += nvram_len;
   1912 		*bufp++ = 0;
   1913 
   1914 		ret = dhd_set(dhd, DHD_SET_VAR, buf, (bufp - buf));
   1915 		if (ret) {
   1916 			fprintf(stderr, "%s: error %d on delivering vars\n",
   1917 			        __FUNCTION__, ret);
   1918 			goto exit;
   1919 		}
   1920 	}
   1921 
   1922 	/* start running the downloaded code if not suppressed */
   1923 	if (run) {
   1924 		if ((ret = dhd_iovar_setint(dhd, "dwnldstate", FALSE))) {
   1925 
   1926 			fprintf(stderr, "%s: failed to take dongle out of download mode\n",
   1927 			        __FUNCTION__);
   1928 			/* USB Error return values */
   1929 			if (BUS_TYPE_USB == bustype) {
   1930 				if (ret == -1)
   1931 					fprintf(stderr, "%s: CPU is not in RUNNABLE State\n",
   1932 						__FUNCTION__);
   1933 				else
   1934 					fprintf(stderr, "%s: Error in setting CPU to RUN mode.\n",
   1935 						__FUNCTION__);
   1936 			}
   1937 			goto exit;
   1938 		}
   1939 	}
   1940 	if (embedded_ucode) {
   1941 	}
   1942 
   1943 exit:
   1944 	if (fp)
   1945 		fclose(fp);
   1946 
   1947 	return ret;
   1948 #endif /* BWL_FILESYSTEM_SUPPORT */
   1949 }
   1950 
   1951 static int
   1952 dhd_dldn(void *dhd, cmd_t *cmd, char **argv)
   1953 {
   1954 #if !defined(BWL_FILESYSTEM_SUPPORT)
   1955 	return (-1);
   1956 #else
   1957 	char *fname = NULL;
   1958 	uint32 start;
   1959 	int ret = 0;
   1960 	int fsize;
   1961 	int fd = 0;
   1962 
   1963 	FILE *fp = NULL;
   1964 	uint32 ramsize;
   1965 
   1966 	uint len;
   1967 	uint8 memblock[MEMBLOCK];
   1968 
   1969 	miniopt_t opts;
   1970 	int opt_err;
   1971 
   1972 	UNUSED_PARAMETER(cmd);
   1973 
   1974 	/* Parse command-line options */
   1975 	miniopt_init(&opts, "download", "", TRUE);
   1976 	argv++;
   1977 
   1978 	while ((opt_err = miniopt(&opts, argv)) != -1) {
   1979 		if (opt_err == 1) {
   1980 			fprintf(stderr, "download options error\n");
   1981 			ret = -1;
   1982 			goto exit;
   1983 		}
   1984 		argv += opts.consumed;
   1985 
   1986 		if (opts.positional) {
   1987 			if (fname) {
   1988 				fprintf(stderr, "extra positional arg, %s\n",
   1989 				        opts.valstr);
   1990 				ret = -1;
   1991 				goto exit;
   1992 			}
   1993 			if (!fname)
   1994 				fname = opts.valstr;
   1995 		} else {
   1996 			fprintf(stderr, "unrecognized option %c\n", opts.opt);
   1997 			ret = -1;
   1998 			goto exit;
   1999 		}
   2000 	}
   2001 
   2002 	fd = dhd_set(dhd, DHD_DLDN_ST, NULL, 0);
   2003 	if (fd < 0) {
   2004 		ret = -1;
   2005 		goto exit;
   2006 	}
   2007 
   2008 	/* validate arguments */
   2009 	if (!fname) {
   2010 		fprintf(stderr, "filename required\n");
   2011 		ret = -1;
   2012 		goto exit;
   2013 	}
   2014 
   2015 	/* validate file size compared to memory size */
   2016 	if ((fsize = file_size(fname)) < 0) {
   2017 		ret = -1;
   2018 		goto exit;
   2019 	}
   2020 
   2021 	ramsize = 393216;
   2022 
   2023 	if (ramsize && ((uint32)fsize > ramsize)) {
   2024 		fprintf(stderr, "%s: file %s too large (%d > %d)\n",
   2025 		        __FUNCTION__, fname, fsize, ramsize);
   2026 		ret = -1;
   2027 		goto exit;
   2028 	}
   2029 
   2030 	/* read the file and push blocks down to memory */
   2031 	if ((fp = fopen(fname, "rb")) == NULL) {
   2032 		fprintf(stderr, "%s: unable to open %s: %s\n",
   2033 		        __FUNCTION__, fname, strerror(errno));
   2034 		ret = -1;
   2035 		goto exit;
   2036 	}
   2037 
   2038 	if ((ret = dhd_get_ramstart(dhd, &start)) != BCME_OK)
   2039 		goto exit;
   2040 
   2041 	while ((len = fread(memblock, sizeof(uint8), MEMBLOCK, fp))) {
   2042 		if (len < MEMBLOCK && !feof(fp)) {
   2043 			fprintf(stderr, "%s: error reading file %s\n", __FUNCTION__, fname);
   2044 			ret = -1;
   2045 			goto exit;
   2046 		}
   2047 
   2048 		ret = dhd_set(dhd, DHD_DLDN_WRITE, memblock, len);
   2049 		if (ret) {
   2050 			fprintf(stderr, "%s: error %d on writing %d membytes at 0x%08x\n",
   2051 			        __FUNCTION__, ret, len, start);
   2052 			goto exit;
   2053 		}
   2054 
   2055 		start += len;
   2056 	}
   2057 
   2058 	if (!feof(fp)) {
   2059 		fprintf(stderr, "%s: error reading file %s\n", __FUNCTION__, fname);
   2060 		ret = -1;
   2061 		goto exit;
   2062 	}
   2063 	fclose(fp);
   2064 	fp = NULL;
   2065 
   2066 exit:
   2067 	if (fp)
   2068 		fclose(fp);
   2069 
   2070 	if (fd)
   2071 		ret = dhd_set(dhd, DHD_DLDN_END, NULL, 0);
   2072 
   2073 	return ret;
   2074 #endif /* BWL_FILESYSTEM_SUPPORT */
   2075 }
   2076 
   2077 static int
   2078 dhd_upload(void *dhd, cmd_t *cmd, char **argv)
   2079 {
   2080 #if !defined(BWL_FILESYSTEM_SUPPORT)
   2081 	return (-1);
   2082 #else
   2083 	char *fname = NULL;
   2084 	uint32 start;
   2085 	uint32 size = 0;
   2086 	int ret = 0;
   2087 
   2088 	FILE *fp;
   2089 	uint32 ramsize;
   2090 	char *memszargs[] = { "ramsize", NULL };
   2091 
   2092 	uint len;
   2093 
   2094 	miniopt_t opts;
   2095 	int opt_err;
   2096 
   2097 	UNUSED_PARAMETER(cmd);
   2098 	UNUSED_PARAMETER(argv);
   2099 
   2100 	if ((ret = dhd_get_ramstart(dhd, &start)) != BCME_OK)
   2101 		goto exit;
   2102 
   2103 	/* Parse command-line options */
   2104 	miniopt_init(&opts, "upload", "", TRUE);
   2105 
   2106 	argv++;
   2107 	while ((opt_err = miniopt(&opts, argv)) != -1) {
   2108 		if (opt_err == 1) {
   2109 			fprintf(stderr, "upload options error\n");
   2110 			ret = -1;
   2111 			goto exit;
   2112 		}
   2113 		argv += opts.consumed;
   2114 
   2115 		if (opts.opt == 'a') {
   2116 			if (!opts.good_int) {
   2117 				fprintf(stderr, "invalid address %s\n", opts.valstr);
   2118 				ret = -1;
   2119 				goto exit;
   2120 			}
   2121 			start = (uint32)opts.uval;
   2122 		} else if (opts.positional) {
   2123 			if (!fname) {
   2124 				fname = opts.valstr;
   2125 			} else if (opts.good_int) {
   2126 				size = (uint32)opts.uval;
   2127 			} else {
   2128 				fprintf(stderr, "upload options error\n");
   2129 				ret = -1;
   2130 				goto exit;
   2131 			}
   2132 		} else if (!opts.opt) {
   2133 			fprintf(stderr, "unrecognized option %s\n", opts.valstr);
   2134 			ret = -1;
   2135 			goto exit;
   2136 		} else {
   2137 			fprintf(stderr, "unrecognized option %c\n", opts.opt);
   2138 			ret = -1;
   2139 			goto exit;
   2140 		}
   2141 	}
   2142 
   2143 	/* validate arguments */
   2144 	if (!fname) {
   2145 		fprintf(stderr, "filename required\n");
   2146 		ret = -1;
   2147 		goto exit;
   2148 	}
   2149 
   2150 	if ((ret = dhd_var_get(dhd, NULL, memszargs))) {
   2151 		fprintf(stderr, "%s: error obtaining ramsize\n", __FUNCTION__);
   2152 		goto exit;
   2153 	}
   2154 	ramsize = *(uint32*)buf;
   2155 
   2156 	if (!ramsize)
   2157 		ramsize = start + size;
   2158 
   2159 	if ((fp = fopen(fname, "wb")) == NULL) {
   2160 		fprintf(stderr, "%s: Could not open %s: %s\n",
   2161 		        __FUNCTION__, fname, strerror(errno));
   2162 		ret = -1;
   2163 		goto exit;
   2164 	}
   2165 
   2166 	/* default size to full RAM */
   2167 	if (!size)
   2168 		size = ramsize - start;
   2169 
   2170 	/* read memory and write to file */
   2171 	while (size) {
   2172 		char *ptr;
   2173 		int params[2];
   2174 
   2175 		len = MIN(MEMBLOCK, size);
   2176 
   2177 		params[0] = start;
   2178 		params[1] = len;
   2179 		ret = dhd_var_getbuf(dhd, "membytes", params, 2 * sizeof(int), (void**)&ptr);
   2180 		if (ret) {
   2181 			fprintf(stderr, "%s: failed reading %d membytes from 0x%08x\n",
   2182 			        __FUNCTION__, len, start);
   2183 			break;
   2184 		}
   2185 
   2186 		if (fwrite(ptr, sizeof(char), len, fp) != len) {
   2187 			fprintf(stderr, "%s: error writing to file %s\n", __FUNCTION__, fname);
   2188 			ret = -1;
   2189 			break;
   2190 		}
   2191 
   2192 		start += len;
   2193 		size -= len;
   2194 	}
   2195 
   2196 	fclose(fp);
   2197 exit:
   2198 	return ret;
   2199 #endif /* BWL_FILESYSTEM_SUPPORT */
   2200 }
   2201 
   2202 #ifdef BWL_FILESYSTEM_SUPPORT
   2203 static int
   2204 dhd_get_debug_info(void *dhd, hndrte_debug_t *debug_info)
   2205 {
   2206 	int i;
   2207 	int ret;
   2208 	int params[2];
   2209 
   2210 	uint32 *buffer;
   2211 	uint32 debug_info_ptr;
   2212 	uint32 ramstart;
   2213 
   2214 	if ((ret = dhd_get_ramstart(dhd, &ramstart)) != BCME_OK)
   2215 		return ret;
   2216 
   2217 	/*
   2218 	 * Different chips have different fixed debug_info_ptrs
   2219 	 * because of different ROM locations/uses.  Try them all looking
   2220 	 * for the magic number.
   2221 	 */
   2222 	for (i = 0; ; i++) {
   2223 		if (debug_info_ptrs[i] == DEBUG_INFO_PTRS_END) {
   2224 			fprintf(stderr, "Error: cannot find pointer to debug_info\n");
   2225 			return -1;
   2226 		}
   2227 
   2228 		params[0] = debug_info_ptrs[i] + ramstart;
   2229 		params[1] = 8;
   2230 		ret = dhd_var_getbuf(dhd, "membytes", params, 2 * sizeof(int), (void**)&buffer);
   2231 		if ((ret == 0) &&
   2232 		    (*buffer == HNDRTE_DEBUG_PTR_PTR_MAGIC)) {
   2233 			break;
   2234 		}
   2235 	}
   2236 
   2237 	debug_info_ptr = *(buffer + 1);
   2238 	if (debug_info_ptr == 0) {
   2239 		fprintf(stderr, "Error: Debug info pointer is zero\n");
   2240 		return -1;
   2241 	}
   2242 
   2243 	/* Read the area the debuginfoptr points at */
   2244 	params[0] = debug_info_ptr;
   2245 	params[1] = sizeof(hndrte_debug_t);
   2246 	ret = dhd_var_getbuf(dhd, "membytes", params, 2 * sizeof(int), (void**)&buffer);
   2247 	if (ret) {
   2248 		fprintf(stderr, "%s: failed reading %lu membytes from 0x%08lx\n",
   2249 			__FUNCTION__, (long unsigned) params[1], (long unsigned) params[0]);
   2250 		return ret;
   2251 	}
   2252 
   2253 	memcpy((char *) debug_info, buffer, sizeof(hndrte_debug_t));
   2254 
   2255 	/* Sanity check the area */
   2256 	if ((debug_info->magic != HNDRTE_DEBUG_MAGIC) ||
   2257 	    (debug_info->version != HNDRTE_DEBUG_VERSION)) {
   2258 		fprintf(stderr, "Error: Invalid debug info area\n");
   2259 		return -1;
   2260 	}
   2261 
   2262 	return 0;
   2263 }
   2264 #endif /* BWL_FILESYSTEM_SUPPORT */
   2265 
   2266 static int
   2267 dhd_coredump(void *dhd, cmd_t *cmd, char **argv)
   2268 {
   2269 #if !defined(BWL_FILESYSTEM_SUPPORT)
   2270 	return (-1);
   2271 #else
   2272 	char *fname = NULL;
   2273 	int ret;
   2274 
   2275 	FILE *fp;
   2276 
   2277 	hndrte_debug_t debugInfo;
   2278 
   2279 	miniopt_t opts;
   2280 	int opt_err;
   2281 
   2282 	int params[2];
   2283 	char *ptr;
   2284 
   2285 	unsigned int start;
   2286 	unsigned int size;
   2287 
   2288 	prstatus_t prstatus;
   2289 
   2290 	UNUSED_PARAMETER(cmd);
   2291 	UNUSED_PARAMETER(argv);
   2292 
   2293 	/* Parse command-line options */
   2294 	miniopt_init(&opts, "dump", "", TRUE);
   2295 
   2296 	argv++;
   2297 	while ((opt_err = miniopt(&opts, argv)) != -1) {
   2298 		if (opt_err == 1) {
   2299 			fprintf(stderr, "dump options error\n");
   2300 			ret = -1;
   2301 			goto exit;
   2302 		}
   2303 		argv += opts.consumed;
   2304 
   2305 		if (opts.positional) {
   2306 			if (!fname) {
   2307 				fname = opts.valstr;
   2308 			} else {
   2309 				fprintf(stderr, "dump options error\n");
   2310 				ret = -1;
   2311 				goto exit;
   2312 			}
   2313 		} else if (!opts.opt) {
   2314 			fprintf(stderr, "unrecognized option %s\n", opts.valstr);
   2315 			ret = -1;
   2316 			goto exit;
   2317 		} else {
   2318 			fprintf(stderr, "unrecognized option %c\n", opts.opt);
   2319 			ret = -1;
   2320 			goto exit;
   2321 		}
   2322 	}
   2323 
   2324 	/* validate arguments */
   2325 	if (!fname) {
   2326 		fprintf(stderr, "filename required\n");
   2327 		ret = -1;
   2328 		goto exit;
   2329 	}
   2330 
   2331 	if ((ret = dhd_get_debug_info(dhd, &debugInfo)) < 0)
   2332 		goto exit;
   2333 
   2334 	/* Get the base and size to dump */
   2335 	start = debugInfo.ram_base;
   2336 	size = debugInfo.ram_size;
   2337 
   2338 	/* Get the arm trap area */
   2339 	bzero(&prstatus, sizeof(prstatus_t));
   2340 	if (debugInfo.trap_ptr != 0) {
   2341 		int i;
   2342 		trap_t armtrap;
   2343 		uint32 *reg;
   2344 
   2345 		params[0] = debugInfo.trap_ptr;
   2346 		params[1] = sizeof(trap_t);
   2347 		ret = dhd_var_getbuf(dhd, "membytes", params, 2 * sizeof(int), (void**)&ptr);
   2348 		if (ret) {
   2349 			fprintf(stderr, "%s: failed reading %lu membytes from 0x%08lx\n",
   2350 				__FUNCTION__, (long unsigned) params[1], (long unsigned) params[0]);
   2351 			goto exit;
   2352 		}
   2353 
   2354 		memcpy((char *) &armtrap, ptr, sizeof(trap_t));
   2355 
   2356 		/* Populate the prstatus */
   2357 		prstatus.si_signo = armtrap.type;
   2358 		reg = &armtrap.r0;
   2359 		for (i = 0; i < 15; i++, reg++) {
   2360 			prstatus.uregs[i] = *reg;
   2361 		}
   2362 		prstatus.uregs[15] = armtrap.epc;
   2363 	}
   2364 
   2365 	if ((fp = fopen(fname, "wb")) == NULL) {
   2366 		fprintf(stderr, "%s: Could not open %s: %s\n",
   2367 		        __FUNCTION__, fname, strerror(errno));
   2368 		ret = -1;
   2369 		goto exit;
   2370 	}
   2371 
   2372 	/* Write the preamble and debug header */
   2373 	fprintf(fp, "Dump starts for version %s FWID 01-%x\n", debugInfo.epivers, debugInfo.fwid);
   2374 	fprintf(fp, "XXXXXXXXXXXXXXXXXXXX");
   2375 	fprintf(fp, "%8.8lX", (long unsigned) sizeof(debugInfo));
   2376 	if (fwrite(&debugInfo, sizeof(unsigned char), sizeof(debugInfo), fp) != sizeof(debugInfo)) {
   2377 		fprintf(stderr, "%s: error writing to file %s\n", __FUNCTION__, fname);
   2378 		ret = -1;
   2379 		fclose(fp);
   2380 		goto exit;
   2381 	}
   2382 
   2383 	/* Write the prstatus */
   2384 	if (fwrite(&prstatus, sizeof(unsigned char), sizeof(prstatus), fp) != sizeof(prstatus)) {
   2385 		fprintf(stderr, "%s: error writing to file %s\n", __FUNCTION__, fname);
   2386 		ret = -1;
   2387 		fclose(fp);
   2388 		goto exit;
   2389 	}
   2390 
   2391 	/* Write the ram size as another sanity check */
   2392 	fprintf(fp, "%8.8X", size);
   2393 
   2394 	/* read memory and write to file */
   2395 	while (size) {
   2396 		int len;
   2397 		len = MIN(MEMBLOCK, size);
   2398 
   2399 		params[0] = start;
   2400 		params[1] = len;
   2401 		ret = dhd_var_getbuf(dhd, "membytes", params, 2 * sizeof(int), (void**)&ptr);
   2402 		if (ret) {
   2403 			fprintf(stderr, "%s: failed reading %d membytes from 0x%08x\n",
   2404 			        __FUNCTION__, len, start);
   2405 			break;
   2406 		}
   2407 
   2408 		if (fwrite(ptr, sizeof(char), len, fp) != (uint) len) {
   2409 			fprintf(stderr, "%s: error writing to file %s\n", __FUNCTION__, fname);
   2410 			ret = -1;
   2411 			break;
   2412 		}
   2413 
   2414 		start += len;
   2415 		size -= len;
   2416 	}
   2417 
   2418 	fclose(fp);
   2419 exit:
   2420 	return ret;
   2421 #endif /* BWL_FILESYSTEM_SUPPORT */
   2422 }
   2423 
   2424 static int
   2425 dhd_consoledump(void *dhd, cmd_t *cmd, char **argv)
   2426 {
   2427 #if !defined(BWL_FILESYSTEM_SUPPORT)
   2428 	return (-1);
   2429 #else
   2430 	int ret;
   2431 
   2432 	hndrte_debug_t debugInfo;
   2433 
   2434 	miniopt_t opts;
   2435 	int opt_err;
   2436 
   2437 	int params[2];
   2438 	char *ptr;
   2439 
   2440 	unsigned int start;
   2441 	unsigned int size;
   2442 	int len;
   2443 
   2444 	UNUSED_PARAMETER(cmd);
   2445 	UNUSED_PARAMETER(argv);
   2446 
   2447 	/* Parse command-line options */
   2448 	miniopt_init(&opts, "consoledump", "", TRUE);
   2449 
   2450 	argv++;
   2451 	while ((opt_err = miniopt(&opts, argv)) != -1) {
   2452 		if (opt_err == 1) {
   2453 			fprintf(stderr, "dump options error\n");
   2454 			ret = -1;
   2455 			goto exit;
   2456 		}
   2457 		argv += opts.consumed;
   2458 
   2459 		if (!opts.opt) {
   2460 			fprintf(stderr, "unrecognized option %s\n", opts.valstr);
   2461 			ret = -1;
   2462 			goto exit;
   2463 		} else {
   2464 			fprintf(stderr, "unrecognized option %c\n", opts.opt);
   2465 			ret = -1;
   2466 			goto exit;
   2467 		}
   2468 	}
   2469 
   2470 	if ((ret = dhd_get_debug_info(dhd, &debugInfo)) < 0)
   2471 		goto exit;
   2472 
   2473 	if (debugInfo.console <= debugInfo.ram_base) {
   2474 		fprintf(stderr, "%s: console not found\n", __FUNCTION__);
   2475 		ret = -1;
   2476 		goto exit;
   2477 	}
   2478 
   2479 	/* Get the debug console area */
   2480 	params[0] = debugInfo.console;
   2481 	params[1] = sizeof(hndrte_cons_t);
   2482 	ret = dhd_var_getbuf(dhd, "membytes", params, 2 * sizeof(int), (void**)&ptr);
   2483 	if (ret) {
   2484 		fprintf(stderr, "%s: failed reading %lu membytes from 0x%08lx\n",
   2485 			__FUNCTION__, (long unsigned) params[1], (long unsigned) params[0]);
   2486 		goto exit;
   2487 	}
   2488 
   2489 	if (ptr == NULL) {
   2490 		fprintf(stderr, "%s: console not initialised\n", __FUNCTION__);
   2491 		ret = -1;
   2492 		goto exit;
   2493 	}
   2494 
   2495 	start = (unsigned int)((hndrte_cons_t *)ptr)->log.buf;
   2496 	size = ((hndrte_cons_t *)ptr)->log.buf_size;
   2497 
   2498 	if (start <= debugInfo.ram_base) {
   2499 		fprintf(stderr, "%s: console buffer not initialised\n", __FUNCTION__);
   2500 		ret = -1;
   2501 		goto exit;
   2502 	}
   2503 
   2504 	/* read memory and write to file */
   2505 	while (size > 0) {
   2506 		len = MIN(MEMBLOCK, size);
   2507 
   2508 		params[0] = start;
   2509 		params[1] = len;
   2510 		ret = dhd_var_getbuf(dhd, "membytes", params, 2 * sizeof(int), (void**)&ptr);
   2511 		if (ret) {
   2512 			fprintf(stderr, "%s: failed reading %d membytes from 0x%08x\n",
   2513 			        __FUNCTION__, len, start);
   2514 			break;
   2515 		}
   2516 
   2517 		printf("%s", ptr);
   2518 
   2519 		start += len;
   2520 		size -= len;
   2521 	}
   2522 
   2523 exit:
   2524 	return ret;
   2525 #endif /* BWL_FILESYSTEM_SUPPORT */
   2526 }
   2527 
   2528 static int
   2529 dhd_logstamp(void *dhd, cmd_t *cmd, char **argv)
   2530 {
   2531 	int ret;
   2532 	char *endptr = NULL;
   2533 	uint argc;
   2534 	int valn[2] = {0, 0};
   2535 
   2536 	/* arg count */
   2537 	for (argc = 0; argv[argc]; argc++);
   2538 	argc--; argv++;
   2539 
   2540 	if (argc > 2)
   2541 		return BCME_USAGE_ERROR;
   2542 
   2543 	if (argc) {
   2544 		valn[0] = strtol(argv[0], &endptr, 0);
   2545 		if (*endptr != '\0') {
   2546 			printf("bad val1: %s\n", argv[0]);
   2547 			return BCME_USAGE_ERROR;
   2548 		}
   2549 	}
   2550 
   2551 	if (argc > 1) {
   2552 		valn[1] = strtol(argv[1], &endptr, 0);
   2553 		if (*endptr != '\0') {
   2554 			printf("bad val2: %s\n", argv[1]);
   2555 			return BCME_USAGE_ERROR;
   2556 		}
   2557 	}
   2558 
   2559 	ret = dhd_var_setbuf(dhd, cmd->name, valn, argc * sizeof(int));
   2560 
   2561 	return (ret);
   2562 }
   2563 
   2564 static int
   2565 dhd_sd_reg(void *dhd, cmd_t *cmd, char **argv)
   2566 {
   2567 	int ret;
   2568 	sdreg_t sdreg;
   2569 	char *endptr = NULL;
   2570 	uint argc;
   2571 	void *ptr = NULL;
   2572 
   2573 	bzero(&sdreg, sizeof(sdreg));
   2574 
   2575 	/* arg count */
   2576 	for (argc = 0; argv[argc]; argc++);
   2577 	argc--;
   2578 
   2579 	/* hostreg: offset [value]; devreg: func offset [value] */
   2580 	if (!strcmp(cmd->name, "sd_hostreg")) {
   2581 		argv++;
   2582 		if (argc < 1) {
   2583 			printf("required args: offset [value]\n");
   2584 			return BCME_USAGE_ERROR;
   2585 		}
   2586 
   2587 	} else if (!strcmp(cmd->name, "sd_devreg")) {
   2588 		argv++;
   2589 		if (argc < 2) {
   2590 			printf("required args: func offset [value]\n");
   2591 			return BCME_USAGE_ERROR;
   2592 		}
   2593 
   2594 		sdreg.func = strtoul(*argv++, &endptr, 0);
   2595 		if (*endptr != '\0') {
   2596 			printf("Invalid function number\n");
   2597 			return BCME_USAGE_ERROR;
   2598 		}
   2599 	} else {
   2600 		return BCME_USAGE_ERROR;
   2601 	}
   2602 
   2603 	sdreg.offset = strtoul(*argv++, &endptr, 0);
   2604 	if (*endptr != '\0') {
   2605 		printf("Invalid offset value\n");
   2606 		return BCME_USAGE_ERROR;
   2607 	}
   2608 
   2609 	/* third arg: value */
   2610 	if (*argv) {
   2611 		sdreg.value = strtoul(*argv, &endptr, 0);
   2612 		if (*endptr != '\0') {
   2613 			printf("Invalid value\n");
   2614 			return BCME_USAGE_ERROR;
   2615 		}
   2616 	}
   2617 
   2618 	/* no third arg means get, otherwise set */
   2619 	if (!*argv) {
   2620 		if ((ret = dhd_var_getbuf(dhd, cmd->name, &sdreg, sizeof(sdreg), &ptr)) >= 0)
   2621 			printf("0x%x\n", *(int *)ptr);
   2622 	} else {
   2623 		ret = dhd_var_setbuf(dhd, cmd->name, &sdreg, sizeof(sdreg));
   2624 	}
   2625 
   2626 	return (ret);
   2627 }
   2628 
   2629 static dbg_msg_t dhd_msgs[] = {
   2630 	{DHD_ERROR_VAL,	"error"},
   2631 	{DHD_ERROR_VAL, "err"},
   2632 	{DHD_TRACE_VAL, "trace"},
   2633 	{DHD_INFO_VAL,	"inform"},
   2634 	{DHD_INFO_VAL,	"info"},
   2635 	{DHD_INFO_VAL,	"inf"},
   2636 	{DHD_DATA_VAL,	"data"},
   2637 	{DHD_CTL_VAL,	"ctl"},
   2638 	{DHD_TIMER_VAL,	"timer"},
   2639 	{DHD_HDRS_VAL,	"hdrs"},
   2640 	{DHD_BYTES_VAL,	"bytes"},
   2641 	{DHD_INTR_VAL,	"intr"},
   2642 	{DHD_LOG_VAL,	"log"},
   2643 	{DHD_GLOM_VAL,	"glom"},
   2644 	{DHD_EVENT_VAL,	"event"},
   2645 	{DHD_BTA_VAL,	"bta"},
   2646 	{DHD_ISCAN_VAL,	"iscan"},
   2647 	{DHD_ARPOE_VAL,	"arpoe"},
   2648 	{DHD_REORDER_VAL, "reorder"},
   2649 	{0,		NULL}
   2650 };
   2651 
   2652 static int
   2653 dhd_msglevel(void *dhd, cmd_t *cmd, char **argv)
   2654 {
   2655 	return dhd_do_msglevel(dhd, cmd, argv, dhd_msgs);
   2656 }
   2657 
   2658 static int
   2659 dhd_do_msglevel(void *dhd, cmd_t *cmd, char **argv, dbg_msg_t *dbg_msg)
   2660 {
   2661 	int ret, i;
   2662 	uint val, last_val = 0, msglevel = 0, msglevel_add = 0, msglevel_del = 0;
   2663 	char *endptr = NULL;
   2664 
   2665 	if ((ret = dhd_iovar_getint(dhd, cmd->name, (int*)&msglevel)) < 0)
   2666 		return (ret);
   2667 
   2668 	if (!*++argv) {
   2669 		printf("0x%x ", msglevel);
   2670 		for (i = 0; (val = dbg_msg[i].value); i++) {
   2671 			if ((msglevel & val) && (val != last_val))
   2672 				printf(" %s", dbg_msg[i].string);
   2673 			last_val = val;
   2674 		}
   2675 		printf("\n");
   2676 		return (0);
   2677 	}
   2678 
   2679 	while (*argv) {
   2680 		char *s = *argv;
   2681 		if (*s == '+' || *s == '-')
   2682 			s++;
   2683 		else
   2684 			msglevel_del = ~0;	/* make the whole list absolute */
   2685 		val = strtoul(s, &endptr, 0);
   2686 		/* not a plain integer if not all the string was parsed by strtoul */
   2687 		if (*endptr != '\0') {
   2688 			for (i = 0; (val = dbg_msg[i].value); i++)
   2689 				if (stricmp(dbg_msg[i].string, s) == 0)
   2690 					break;
   2691 			if (!val)
   2692 				goto usage;
   2693 		}
   2694 		if (**argv == '-')
   2695 			msglevel_del |= val;
   2696 		else
   2697 			msglevel_add |= val;
   2698 		++argv;
   2699 	}
   2700 
   2701 	msglevel &= ~msglevel_del;
   2702 	msglevel |= msglevel_add;
   2703 
   2704 	return (dhd_iovar_setint(dhd, cmd->name, msglevel));
   2705 
   2706 usage:
   2707 	fprintf(stderr, "msg values may be a list of numbers or names from the following set.\n");
   2708 	fprintf(stderr, "Use a + or - prefix to make an incremental change.");
   2709 
   2710 	for (i = 0; (val = dbg_msg[i].value); i++) {
   2711 		if (val != last_val)
   2712 			fprintf(stderr, "\n0x%04x %s", val, dbg_msg[i].string);
   2713 		else
   2714 			fprintf(stderr, ", %s", dbg_msg[i].string);
   2715 		last_val = val;
   2716 	}
   2717 	fprintf(stderr, "\n");
   2718 
   2719 	return 0;
   2720 }
   2721 
   2722 static char *
   2723 ver2str(unsigned int vms, unsigned int vls)
   2724 {
   2725 	static char verstr[100];
   2726 	unsigned int maj, year, month, day, build;
   2727 
   2728 	maj = (vms >> 16) & 0xFFFF;
   2729 	if (maj > 1000) {
   2730 		/* it is probably a date... */
   2731 		year = (vms >> 16) & 0xFFFF;
   2732 		month = vms & 0xFFFF;
   2733 		day = (vls >> 16) & 0xFFFF;
   2734 		build = vls & 0xFFFF;
   2735 		sprintf(verstr, "%d/%d/%d build %d",
   2736 			month, day, year, build);
   2737 	} else {
   2738 		/* it is a tagged release. */
   2739 		sprintf(verstr, "%d.%d RC%d.%d",
   2740 			(vms>>16)&0xFFFF, vms&0xFFFF,
   2741 			(vls>>16)&0xFFFF, vls&0xFFFF);
   2742 	}
   2743 	return verstr;
   2744 }
   2745 
   2746 static int
   2747 dhd_version(void *dhd, cmd_t *cmd, char **argv)
   2748 {
   2749 	int ret;
   2750 	char *ptr;
   2751 
   2752 	UNUSED_PARAMETER(cmd);
   2753 	UNUSED_PARAMETER(argv);
   2754 
   2755 	/* Display the application version info */
   2756 	printf("%s: %s\n", dhdu_av0,
   2757 		ver2str((EPI_MAJOR_VERSION << 16)| EPI_MINOR_VERSION,
   2758 		(EPI_RC_NUMBER << 16) | EPI_INCREMENTAL_NUMBER));
   2759 
   2760 	if ((ret = dhd_var_getbuf(dhd, cmd->name, NULL, 0, (void**)&ptr)) < 0)
   2761 		return ret;
   2762 
   2763 	/* Display the returned string */
   2764 	printf("%s\n", ptr);
   2765 
   2766 	return 0;
   2767 }
   2768 
   2769 static int
   2770 dhd_var_setint(void *dhd, cmd_t *cmd, char **argv)
   2771 {
   2772 	int32 val;
   2773 	int len;
   2774 	char *varname;
   2775 	char *endptr = NULL;
   2776 	char *p;
   2777 
   2778 	if (cmd->set == -1) {
   2779 		printf("set not defined for %s\n", cmd->name);
   2780 		return BCME_ERROR;
   2781 	}
   2782 
   2783 	if (!*argv) {
   2784 		printf("set: missing arguments\n");
   2785 		return BCME_USAGE_ERROR;
   2786 	}
   2787 
   2788 	varname = *argv++;
   2789 
   2790 	if (!*argv) {
   2791 		printf("set: missing value argument for set of \"%s\"\n", varname);
   2792 		return BCME_USAGE_ERROR;
   2793 	}
   2794 
   2795 	val = strtol(*argv, &endptr, 0);
   2796 	if (*endptr != '\0') {
   2797 		/* not all the value string was parsed by strtol */
   2798 		printf("set: error parsing value \"%s\" as an integer for set of \"%s\"\n",
   2799 			*argv, varname);
   2800 		return BCME_USAGE_ERROR;
   2801 	}
   2802 
   2803 	strcpy(buf, varname);
   2804 	p = buf;
   2805 	while (*p != '\0') {
   2806 		*p = tolower(*p);
   2807 		p++;
   2808 	}
   2809 
   2810 	/* skip the NUL */
   2811 	p++;
   2812 
   2813 	memcpy(p, &val, sizeof(uint));
   2814 	len = (p - buf) +  sizeof(uint);
   2815 
   2816 	return (dhd_set(dhd, DHD_SET_VAR, &buf[0], len));
   2817 }
   2818 
   2819 static int
   2820 dhd_var_get(void *dhd, cmd_t *cmd, char **argv)
   2821 {
   2822 	char *varname;
   2823 	char *p;
   2824 
   2825 	UNUSED_PARAMETER(cmd);
   2826 
   2827 	if (!*argv) {
   2828 		printf("get: missing arguments\n");
   2829 		return BCME_USAGE_ERROR;
   2830 	}
   2831 
   2832 	varname = *argv++;
   2833 
   2834 	if (*argv) {
   2835 		printf("get: error, extra arg \"%s\"\n", *argv);
   2836 		return BCME_USAGE_ERROR;
   2837 	}
   2838 
   2839 	strcpy(buf, varname);
   2840 	p = buf;
   2841 	while (*p != '\0') {
   2842 		*p = tolower(*p);
   2843 		p++;
   2844 	}
   2845 	return (dhd_get(dhd, DHD_GET_VAR, &buf[0], DHD_IOCTL_MAXLEN));
   2846 }
   2847 
   2848 static int
   2849 dhd_var_getint(void *dhd, cmd_t *cmd, char **argv)
   2850 {
   2851 	int err;
   2852 	int32 val;
   2853 	if (cmd->get == -1) {
   2854 		printf("get not defined for %s\n", cmd->name);
   2855 		return BCME_ERROR;
   2856 	}
   2857 
   2858 	if ((err = dhd_var_get(dhd, cmd, argv)))
   2859 		return (err);
   2860 
   2861 	val = *(int32*)buf;
   2862 
   2863 	if (val < 10)
   2864 		printf("%d\n", val);
   2865 	else
   2866 		printf("%d (0x%x)\n", val, val);
   2867 
   2868 	return (0);
   2869 }
   2870 
   2871 static int
   2872 dhd_var_getandprintstr(void *dhd, cmd_t *cmd, char **argv)
   2873 {
   2874 	int err;
   2875 
   2876 	if ((err = dhd_var_get(dhd, cmd, argv)))
   2877 		return (err);
   2878 
   2879 	printf("%s\n", buf);
   2880 	return (0);
   2881 }
   2882 
   2883 
   2884 void
   2885 dhd_printlasterror(void *dhd)
   2886 {
   2887 	char *cmd[2] = {"bcmerrorstr"};
   2888 
   2889 	if (dhd_var_get(dhd, NULL, cmd) != 0) {
   2890 		fprintf(stderr, "%s: \nError getting the last error\n", dhdu_av0);
   2891 	} else {
   2892 		fprintf(stderr, "%s: %s\n", dhdu_av0, buf);
   2893 	}
   2894 }
   2895 
   2896 static int
   2897 dhd_varint(void *dhd, cmd_t *cmd, char *argv[])
   2898 {
   2899 	if (argv[1])
   2900 		return (dhd_var_setint(dhd, cmd, argv));
   2901 	else
   2902 		return (dhd_var_getint(dhd, cmd, argv));
   2903 }
   2904 
   2905 static int
   2906 dhd_var_getbuf(void *dhd, char *iovar, void *param, int param_len, void **bufptr)
   2907 {
   2908 	int len;
   2909 
   2910 	memset(buf, 0, DHD_IOCTL_MAXLEN);
   2911 	strcpy(buf, iovar);
   2912 
   2913 	/* include the NUL */
   2914 	len = strlen(iovar) + 1;
   2915 
   2916 	if (param_len)
   2917 		memcpy(&buf[len], param, param_len);
   2918 
   2919 	*bufptr = buf;
   2920 
   2921 	return dhd_get(dhd, DHD_GET_VAR, &buf[0], DHD_IOCTL_MAXLEN);
   2922 }
   2923 
   2924 static int
   2925 dhd_var_setbuf(void *dhd, char *iovar, void *param, int param_len)
   2926 {
   2927 	int len;
   2928 
   2929 	memset(buf, 0, DHD_IOCTL_MAXLEN);
   2930 	strcpy(buf, iovar);
   2931 
   2932 	/* include the NUL */
   2933 	len = strlen(iovar) + 1;
   2934 
   2935 	if (param_len)
   2936 		memcpy(&buf[len], param, param_len);
   2937 
   2938 	len += param_len;
   2939 
   2940 	return dhd_set(dhd, DHD_SET_VAR, &buf[0], len);
   2941 }
   2942 
   2943 static int
   2944 dhd_var_void(void *dhd, cmd_t *cmd, char **argv)
   2945 {
   2946 	UNUSED_PARAMETER(argv);
   2947 
   2948 	if (cmd->set < 0)
   2949 		return BCME_ERROR;
   2950 
   2951 	return dhd_var_setbuf(dhd, cmd->name, NULL, 0);
   2952 }
   2953 
   2954 /*
   2955  * format an iovar buffer
   2956  */
   2957 static uint
   2958 dhd_iovar_mkbuf(char *name, char *data, uint datalen, char *buf, uint buflen, int *perr)
   2959 {
   2960 	uint len;
   2961 
   2962 	len = strlen(name) + 1;
   2963 
   2964 	/* check for overflow */
   2965 	if ((len + datalen) > buflen) {
   2966 		*perr = BCME_BUFTOOSHORT;
   2967 		return 0;
   2968 	}
   2969 
   2970 	strcpy(buf, name);
   2971 
   2972 	/* append data onto the end of the name string */
   2973 	if (datalen > 0)
   2974 		memcpy(&buf[len], data, datalen);
   2975 
   2976 	len += datalen;
   2977 
   2978 	*perr = 0;
   2979 	return len;
   2980 }
   2981 
   2982 static int
   2983 dhd_iovar_getint(void *dhd, char *name, int *var)
   2984 {
   2985 	char ibuf[DHD_IOCTL_SMLEN];
   2986 	int error;
   2987 
   2988 	dhd_iovar_mkbuf(name, NULL, 0, ibuf, sizeof(ibuf), &error);
   2989 	if (error)
   2990 		return error;
   2991 
   2992 	if ((error = dhd_get(dhd, DHD_GET_VAR, &ibuf, sizeof(ibuf))) < 0)
   2993 		return error;
   2994 
   2995 	memcpy(var, ibuf, sizeof(int));
   2996 
   2997 	return 0;
   2998 }
   2999 
   3000 static int
   3001 dhd_iovar_setint(void *dhd, char *name, int var)
   3002 {
   3003 	int len;
   3004 	char ibuf[DHD_IOCTL_SMLEN];
   3005 	int error;
   3006 
   3007 	len = dhd_iovar_mkbuf(name, (char *)&var, sizeof(var), ibuf, sizeof(ibuf), &error);
   3008 	if (error)
   3009 		return error;
   3010 
   3011 	if ((error = dhd_set(dhd, DHD_SET_VAR, &ibuf, len)) < 0)
   3012 		return error;
   3013 
   3014 	return 0;
   3015 }
   3016 
   3017 static int
   3018 dhd_varstr(void *dhd, cmd_t *cmd, char **argv)
   3019 {
   3020 	int error;
   3021 	char *str;
   3022 
   3023 	if (!*++argv) {
   3024 		void *ptr;
   3025 
   3026 		if ((error = dhd_var_getbuf(dhd, cmd->name, NULL, 0, &ptr)) < 0)
   3027 			return (error);
   3028 
   3029 		str = (char *)ptr;
   3030 		printf("%s\n", str);
   3031 		return (0);
   3032 	} else {
   3033 		str = *argv;
   3034 		/* iovar buffer length includes NUL */
   3035 		return dhd_var_setbuf(dhd, cmd->name, str, strlen(str) + 1);
   3036 	}
   3037 }
   3038 
   3039 
   3040 static int
   3041 dhd_hostreorder_flows(void *dhd, cmd_t *cmd, char **argv)
   3042 {
   3043 	int ret, count, i = 0;
   3044 	void *ptr;
   3045 	uint8 *flow_id;
   3046 
   3047 
   3048 	if ((ret = dhd_var_getbuf(dhd, cmd->name, NULL, 0, &ptr)) < 0) {
   3049 		printf("error getting reorder flows from the host\n");
   3050 		return ret;
   3051 	}
   3052 	flow_id = (uint8 *)ptr;
   3053 	count = *flow_id;
   3054 	if (!count)
   3055 		printf("there are no active flows\n");
   3056 	else {
   3057 		printf("flows(%d): \t", count);
   3058 		while (i++ < count)
   3059 			printf("%d  ", *flow_id++);
   3060 		printf("\n");
   3061 	}
   3062 	return 0;
   3063 }
   3064 
   3065 
   3066 
   3067 /* These two utility functions are used by dhdu_linux.c
   3068  * The code is taken from wlu.c.
   3069  */
   3070 int
   3071 dhd_atoip(const char *a, struct ipv4_addr *n)
   3072 {
   3073 	char *c;
   3074 	int i = 0;
   3075 
   3076 	for (;;) {
   3077 	        n->addr[i++] = (uint8)strtoul(a, &c, 0);
   3078 	        if (*c++ != '.' || i == IPV4_ADDR_LEN)
   3079 	                break;
   3080 	        a = c;
   3081 	}
   3082 	return (i == IPV4_ADDR_LEN);
   3083 }
   3084 
   3085 int
   3086 dhd_ether_atoe(const char *a, struct ether_addr *n)
   3087 {
   3088 	char *c;
   3089 	int i = 0;
   3090 
   3091 	memset(n, 0, ETHER_ADDR_LEN);
   3092 	for (;;) {
   3093 	        n->octet[i++] = (uint8)strtoul(a, &c, 16);
   3094 	        if (!*c++ || i == ETHER_ADDR_LEN)
   3095 	                break;
   3096 	        a = c;
   3097 	}
   3098 	return (i == ETHER_ADDR_LEN);
   3099 }
   3100