dump_cis.c

pcmcia source code

/*======================================================================

    PC Card CIS dump utility

    dump_cis.c 1.63 2001/11/30 23:10:17

    The contents of this file are subject to the Mozilla Public
    License Version 1.1 (the "License"); you may not use this file
    except in compliance with the License. You may obtain a copy of
    the License at http://www.mozilla.org/MPL/

    Software distributed under the License is distributed on an "AS
    IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
    implied. See the License for the specific language governing
    rights and limitations under the License.

    The initial developer of the original code is David A. Hinds
    <[e-mail]>.  Portions created by David A. Hinds
    are Copyright (C) 1999 David A. Hinds.  All Rights Reserved.

    Alternatively, the contents of this file may be used under the
    terms of the GNU General Public License version 2 (the "GPL"), in
    which case the provisions of the GPL are applicable instead of the
    above.  If you wish to allow the use of your version of this file
    only under the terms of the GPL and not to allow others to use
    your version of this file under the MPL, indicate your decision
    by deleting the provisions above and replace them with the notice
    and other provisions required by the GPL.  If you do not delete
    the provisions above, a recipient may use your version of this
    file under either the MPL or the GPL.
    
======================================================================*/

#include <sys/types.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#include <errno.h>
#include <sys/time.h>
#include <sys/ioctl.h>
#include <sys/stat.h>

#include <pcmcia/cs_types.h>
#include <pcmcia/cs.h>
#include <pcmcia/cistpl.h>
#include <pcmcia/ds.h>

static int verbose = 0;
static char indent[10] = "  ";

/*====================================================================*/

static int major = 0;

static int lookup_dev(char *name)
{
    FILE *f;
    int n;
    char s[32], t[32];
    
    f = fopen("/proc/devices", "r");
    if (f == NULL)
	return -1;
    while (fgets(s, 32, f) != NULL) {
	if (sscanf(s, "%d %s", &n, t) == 2)
	    if (strcmp(name, t) == 0)
		break;
    }
    fclose(f);
    if (strcmp(name, t) == 0)
	return n;
    else
	return -1;
}

/*====================================================================*/

static int open_sock(int sock)
{
    static char *paths[] = {
	"/var/lib/pcmcia", "/var/run", "/dev", "/tmp", NULL
    };
    int fd;
    char **p, fn[64];
    dev_t dev = (major<<8) + sock;

    for (p = paths; *p; p++) {
	sprintf(fn, "%s/dc%d", *p, getpid());
	if (mknod(fn, (S_IFCHR|S_IREAD|S_IWRITE), dev) == 0) {
	    fd = open(fn, O_RDONLY);
	    unlink(fn);
	    if (fd >= 0)
		return fd;
	    if (errno == ENODEV) break;
	}
    }
    return -1;
} /* open_sock */

/*====================================================================*/

static void print_tuple(tuple_parse_t *tup)
{
    int i;
    printf("%soffset 0x%2.2x, tuple 0x%2.2x, link 0x%2.2x\n",
	   indent, tup->tuple.CISOffset, tup->tuple.TupleCode,
	   tup->tuple.TupleLink);
    for (i = 0; i < tup->tuple.TupleDataLen; i++) {
	if ((i % 16) == 0) printf("%s  ", indent);
	printf("%2.2x ", (u_char)tup->data[i]);
	if ((i % 16) == 15) putchar('\n');
    }
    if ((i % 16) != 0) putchar('\n');
}

/*====================================================================*/

static void print_funcid(cistpl_funcid_t *fn)
{
    printf("%sfuncid ", indent);
    switch (fn->func) {
    case CISTPL_FUNCID_MULTI:
	printf("multi_function"); break;
    case CISTPL_FUNCID_MEMORY:
	printf("memory_card"); break;
    case CISTPL_FUNCID_SERIAL:
	printf("serial_port"); break;
    case CISTPL_FUNCID_PARALLEL:
	printf("parallel_port"); break;
    case CISTPL_FUNCID_FIXED:
	printf("fixed_disk"); break;
    case CISTPL_FUNCID_VIDEO:
	printf("video_adapter"); break;
    case CISTPL_FUNCID_NETWORK:
	printf("network_adapter"); break;
    case CISTPL_FUNCID_AIMS:
	printf("aims_card"); break;
    case CISTPL_FUNCID_SCSI:
	printf("scsi_adapter"); break;
    default:
	printf("unknown"); break;
    }
    if (fn->sysinit & CISTPL_SYSINIT_POST)
	printf(" [post]");
    if (fn->sysinit & CISTPL_SYSINIT_ROM)
	printf(" [rom]");
    putchar('\n');
}

/*====================================================================*/

static void print_size(u_int size)
{
    if (size < 1024)
	printf("%ub", size);
    else if (size < 1024*1024)
	printf("%ukb", size/1024);
    else
	printf("%umb", size/(1024*1024));
}

static void print_unit(u_int v, char *unit, char tag)
{
    int n;
    for (n = 0; (v % 1000) == 0; n++) v /= 1000;
    printf("%u", v);
    if (n < strlen(unit)) putchar(unit[n]);
    putchar(tag);
}

static void print_time(u_int tm, u_long scale)
{
    print_unit(tm * scale, "num", 's');
}

static void print_volt(u_int vi)
{
    print_unit(vi * 10, "um", 'V');
}
    
static void print_current(u_int ii)
{
    print_unit(ii / 10, "um", 'A');
}

static void print_speed(u_int b)
{
    if (b < 1000)
	printf("%u bits/sec", b);
    else if (b < 1000000)
	printf("%u kb/sec", b/1000);
    else
	printf("%u mb/sec", b/1000000);
}

/*====================================================================*/

static const char *dtype[] = {
    "NULL", "ROM", "OTPROM", "EPROM", "EEPROM", "FLASH", "SRAM",
    "DRAM", "rsvd", "rsvd", "rsvd", "rsvd", "rsvd", "fn_specific",
    "extended", "rsvd"
};

static void print_device(cistpl_device_t *dev)
{
    int i;
    for (i = 0; i < dev->ndev; i++) {
	printf("%s  %s ", indent, dtype[dev->dev[i].type]);
	printf("%uns, ", dev->dev[i].speed);
	print_size(dev->dev[i].size);
	putchar('\n');
    }
    if (dev->ndev == 0)
	printf("%s  no_info\n", indent);
}

/*====================================================================*/

static void print_power(char *tag, cistpl_power_t *power)
{
    int i, n;
    for (i = n = 0; i < 8; i++)
	if (power->present & (1<<i)) n++;
    i = 0;
    printf("%s  %s", indent, tag);
    if (power->present & (1<<CISTPL_POWER_VNOM)) {
	printf(" Vnom "); i++;
	print_volt(power->param[CISTPL_POWER_VNOM]);
    }
    if (power->present & (1<<CISTPL_POWER_VMIN)) {
	printf(" Vmin "); i++;
	print_volt(power->param[CISTPL_POWER_VMIN]);
    }
    if (power->present & (1<<CISTPL_POWER_VMAX)) {
 	printf(" Vmax "); i++;
	print_volt(power->param[CISTPL_POWER_VMAX]);
    }
    if (power->present & (1<<CISTPL_POWER_ISTATIC)) {
	printf(" Istatic "); i++;
	print_current(power->param[CISTPL_POWER_ISTATIC]);
    }
    if (power->present & (1<<CISTPL_POWER_IAVG)) {
	if (++i == 5) printf("\n%s   ", indent);
	printf(" Iavg ");
	print_current(power->param[CISTPL_POWER_IAVG]);
    }
    if (power->present & (1<<CISTPL_POWER_IPEAK)) {
	if (++i == 5) printf("\n%s ", indent);
	printf(" Ipeak ");
	print_current(power->param[CISTPL_POWER_IPEAK]);
    }
    if (power->present & (1<<CISTPL_POWER_IDOWN)) {
	if (++i == 5) printf("\n%s ", indent);
	printf(" Idown ");
	print_current(power->param[CISTPL_POWER_IDOWN]);
    }
    if (power->flags & CISTPL_POWER_HIGHZ_OK) {
	if (++i == 5) printf("\n%s ", indent);
	printf(" [highz OK]");
    }
    if (power->flags & CISTPL_POWER_HIGHZ_REQ) {
	printf(" [highz]");
    }
    putchar('\n');
}

/*====================================================================*/

static void print_cftable_entry(cistpl_cftable_entry_t *entry)
{
    int i;
    
    printf("%scftable_entry 0x%2.2x%s\n", indent, entry->index,
	   (entry->flags & CISTPL_CFTABLE_DEFAULT) ? " [default]" : "");

    if (entry->flags & ~CISTPL_CFTABLE_DEFAULT) {
	printf("%s ", indent);
	if (entry->flags & CISTPL_CFTABLE_BVDS)
	    printf(" [bvd]");
	if (entry->flags & CISTPL_CFTABLE_WP)
	    printf(" [wp]");
	if (entry->flags & CISTPL_CFTABLE_RDYBSY)
	    printf(" [rdybsy]");
	if (entry->flags & CISTPL_CFTABLE_MWAIT)
	    printf(" [mwait]");
	if (entry->flags & CISTPL_CFTABLE_AUDIO)
	    printf(" [audio]");
	if (entry->flags & CISTPL_CFTABLE_READONLY)
	    printf(" [readonly]");
	if (entry->flags & CISTPL_CFTABLE_PWRDOWN)
	    printf(" [pwrdown]");
	putchar('\n');
    }
    
    if (entry->vcc.present)
	print_power("Vcc", &entry->vcc);
    if (entry->vpp1.present)
	print_power("Vpp1", &entry->vpp1);
    if (entry->vpp2.present)
	print_power("Vpp2", &entry->vpp2);

    if ((entry->timing.wait != 0) || (entry->timing.ready != 0) ||
	(entry->timing.reserved != 0)) {
	printf("%s  timing", indent);
	if (entry->timing.wait != 0) {
	    printf(" wait ");
	    print_time(entry->timing.wait, entry->timing.waitscale);
	}
	if (entry->timing.ready != 0) {
	    printf(" ready ");
	    print_time(entry->timing.ready, entry->timing.rdyscale);
	}
	if (entry->timing.reserved != 0) {
	    printf(" reserved ");
	    print_time(entry->timing.reserved, entry->timing.rsvscale);
	}
	putchar('\n');
    }
    
    if (entry->io.nwin) {
	cistpl_io_t *io = &entry->io;
	printf("%s  io", indent);
	for (i = 0; i < io->nwin; i++) {
	    if (i) putchar(',');
	    printf(" 0x%4.4x-0x%4.4x", io->win[i].base,
		   io->win[i].base+io->win[i].len-1);
	}
	printf(" [lines=%d]", io->flags & CISTPL_IO_LINES_MASK);
	if (io->flags & CISTPL_IO_8BIT) printf(" [8bit]");
	if (io->flags & CISTPL_IO_16BIT) printf(" [16bit]");
	if (io->flags & CISTPL_IO_RANGE) printf(" [range]");
	putchar('\n');
    }

    if (entry->irq.IRQInfo1) {
	printf("%s  irq ", indent);
	if (entry->irq.IRQInfo1 & IRQ_INFO2_VALID)
	    printf("mask 0x%04x", entry->irq.IRQInfo2);
	else
	    printf("%u", entry->irq.IRQInfo1 & IRQ_MASK);
	if (entry->irq.IRQInfo1 & IRQ_LEVEL_ID) printf(" [level]");
	if (entry->irq.IRQInfo1 & IRQ_PULSE_ID) printf(" [pulse]");
	if (entry->irq.IRQInfo1 & IRQ_SHARE_ID) printf(" [shared]");
	putchar('\n');
    }

    if (entry->mem.nwin) {
	cistpl_mem_t *mem = &entry->mem;
	printf("%s  memory", indent);
	for (i = 0; i < mem->nwin; i++) {
	    if (i) putchar(',');
	    printf(" 0x%4.4x-0x%4.4x @ 0x%4.4x", mem->win[i].card_addr,
		   mem->win[i].card_addr + mem->win[i].len-1,
		   mem->win[i].host_addr);
	}
	putchar('\n');
    }

    if (verbose && entry->subtuples)
	printf("%s  %d bytes in subtuples\n", indent, entry->subtuples);
    
}

/*====================================================================*/

static void print_cftable_entry_cb(cistpl_cftable_entry_cb_t *entry)