mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-19 10:53:58 +00:00
799e5f277f
New version with improved support for WIDE SCSI using the NCR 53c825. Test for buggy secondary cache implementations. PCI Int to IRQ mapping now specified per slot.
1631 lines
38 KiB
C
1631 lines
38 KiB
C
/**************************************************************************
|
||
**
|
||
** $Id: ncrstat.c,v 2.0.0.10 94/09/16 09:38:24 wolf Exp $
|
||
**
|
||
** Utility for NCR 53C810 device driver.
|
||
**
|
||
** 386bsd / FreeBSD / NetBSD
|
||
**
|
||
**-------------------------------------------------------------------------
|
||
**
|
||
** Written for 386bsd and FreeBSD by
|
||
** wolf@dentaro.gun.de Wolfgang Stanglmeier
|
||
** se@mi.Uni-Koeln.de Stefan Esser
|
||
**
|
||
** Ported to NetBSD by
|
||
** mycroft@gnu.ai.mit.edu
|
||
**
|
||
**-------------------------------------------------------------------------
|
||
**
|
||
** Copyright (c) 1994 Wolfgang Stanglmeier. All rights reserved.
|
||
**
|
||
** Redistribution and use in source and binary forms, with or without
|
||
** modification, are permitted provided that the following conditions
|
||
** are met:
|
||
** 1. Redistributions of source code must retain the above copyright
|
||
** notice, this list of conditions and the following disclaimer.
|
||
** 2. Redistributions in binary form must reproduce the above copyright
|
||
** notice, this list of conditions and the following disclaimer in the
|
||
** documentation and/or other materials provided with the distribution.
|
||
** 3. The name of the author may not be used to endorse or promote products
|
||
** derived from this software without specific prior written permission.
|
||
**
|
||
** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
||
** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
||
** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
||
** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||
** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
||
** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
||
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
||
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
||
** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||
**
|
||
**
|
||
**-------------------------------------------------------------------------
|
||
*/
|
||
|
||
#include <sys/file.h>
|
||
#include <sys/types.h>
|
||
#ifdef __NetBSD__
|
||
#include <sys/device.h>
|
||
#endif
|
||
#include <nlist.h>
|
||
#include <stdio.h>
|
||
#include <errno.h>
|
||
#include <paths.h>
|
||
#include <limits.h>
|
||
#include <kvm.h>
|
||
#include <i386/pci/ncr.c>
|
||
|
||
/*
|
||
** used external functions
|
||
*/
|
||
|
||
#if defined(__NetBSD__) || (__FreeBSD__ >= 2)
|
||
kvm_t *kvm;
|
||
#define KVM_NLIST(n) (kvm_nlist(kvm, (n)) >= 0)
|
||
#define KVM_READ(o, p, l) (kvm_read(kvm, (o), (void*)(p), (l)) == (l))
|
||
#else
|
||
#define KVM_NLIST(n) (kvm_nlist((n)) >= 0)
|
||
#define KVM_READ(o, p, l) (kvm_read((void*)(o), (p), (l)) == (l))
|
||
#endif
|
||
|
||
extern void exit();
|
||
extern char* strerror (int num);
|
||
|
||
/*===========================================================
|
||
**
|
||
** Global variables.
|
||
**
|
||
**===========================================================
|
||
*/
|
||
|
||
char *prog;
|
||
u_long verbose;
|
||
u_long wizard;
|
||
|
||
|
||
|
||
struct nlist nl[] = {
|
||
#define N_NCR_VERSION 0
|
||
{ "_ncr_version" },
|
||
#ifdef __NetBSD__
|
||
#define N_NCRCD 1
|
||
{ "_ncrcd" },
|
||
#else
|
||
#define N_NCRP 1
|
||
{ "_ncrp" },
|
||
#define N_NNCR 2
|
||
{ "_nncr" },
|
||
#endif
|
||
{ 0 }
|
||
};
|
||
|
||
|
||
char *vmunix = _PATH_UNIX;
|
||
char *kmemf = NULL;
|
||
|
||
int kvm_isopen;
|
||
|
||
u_long ncr_base;
|
||
u_long lcb_base;
|
||
u_long ccb_base;
|
||
|
||
u_long ncr_unit;
|
||
#ifdef __NetBSD__
|
||
struct cfdriver ncrcd;
|
||
#else
|
||
u_long ncr_units;
|
||
#endif
|
||
|
||
struct ncb ncr;
|
||
struct lcb lcb;
|
||
struct ccb ccb;
|
||
|
||
u_long target_mask;
|
||
u_long global_lun_mask;
|
||
u_long lun_mask;
|
||
u_long interval;
|
||
|
||
/*===========================================================
|
||
**
|
||
** Accessing kernel memory via kvm library.
|
||
**
|
||
**===========================================================
|
||
*/
|
||
|
||
read_ccb(u_long base)
|
||
{
|
||
ccb_base = base;
|
||
if (!KVM_READ (
|
||
base,
|
||
&ccb,
|
||
sizeof (struct ccb))) {
|
||
fprintf (stderr, "%s: bad kvm read at %x.\n", prog, base);
|
||
exit (1);
|
||
};
|
||
}
|
||
|
||
read_lcb(u_long base)
|
||
{
|
||
lcb_base = base;
|
||
if (!KVM_READ (
|
||
base,
|
||
&lcb,
|
||
sizeof (struct lcb))) {
|
||
fprintf (stderr, "%s: bad kvm read at %x.\n", prog, base);
|
||
exit (1);
|
||
};
|
||
}
|
||
|
||
read_ncr()
|
||
{
|
||
if (!KVM_READ (
|
||
ncr_base,
|
||
&ncr,
|
||
sizeof (ncr))) {
|
||
fprintf (stderr, "%s: bad kvm read at %x.\n", prog, ncr_base);
|
||
exit (1);
|
||
};
|
||
}
|
||
|
||
void open_kvm(int flags)
|
||
{
|
||
int i;
|
||
u_long kernel_version;
|
||
#if defined(__NetBSD__) || (__FreeBSD__ >= 2)
|
||
char errbuf[_POSIX2_LINE_MAX];
|
||
#endif
|
||
|
||
if (kvm_isopen) return;
|
||
|
||
#if defined(__NetBSD__) || (__FreeBSD__ >= 2)
|
||
kvm = kvm_openfiles(vmunix, kmemf, NULL, flags, errbuf);
|
||
if (kvm == NULL) {
|
||
fprintf(stderr, "%s: kvm_openfiles: %s\n", prog, errbuf);
|
||
exit(1);
|
||
}
|
||
#else
|
||
if (kvm_openfiles(vmunix, kmemf, NULL) == -1) {
|
||
fprintf(stderr, "%s: kvm_openfiles: %s\n", prog, kvm_geterr());
|
||
exit(1);
|
||
}
|
||
#endif
|
||
|
||
if (!KVM_NLIST(nl)) {
|
||
fprintf(stderr, "%s: no symbols in \"%s\".\n",
|
||
prog, vmunix);
|
||
exit (2);
|
||
};
|
||
|
||
for (i=0; nl[i].n_name; i++)
|
||
if (nl[i].n_type == 0) {
|
||
fprintf(stderr, "%s: no symbol \"%s\" in \"%s\".\n",
|
||
prog, nl[i].n_name, vmunix);
|
||
exit(1);
|
||
}
|
||
|
||
if (!KVM_READ (
|
||
nl[N_NCR_VERSION].n_value,
|
||
&kernel_version,
|
||
sizeof (kernel_version))) {
|
||
fprintf (stderr, "%s: bad kvm read.\n", prog);
|
||
exit (1);
|
||
};
|
||
|
||
if (kernel_version != ncr_version){
|
||
fprintf (stderr, "%s: incompatible with kernel. Rebuild!\n",
|
||
prog);
|
||
exit (1);
|
||
};
|
||
|
||
#ifdef __NetBSD__
|
||
|
||
if (!KVM_READ (
|
||
nl[N_NCRCD].n_value,
|
||
&ncrcd,
|
||
sizeof (ncrcd))) {
|
||
fprintf (stderr, "%s: bad kvm read.\n", prog);
|
||
exit (1);
|
||
};
|
||
|
||
if (ncr_unit >= ncrcd.cd_ndevs){
|
||
fprintf (stderr, "%s: bad unit number (valid range: 0-%d).\n",
|
||
prog, ncrcd.cd_ndevs-1);
|
||
exit (1);
|
||
};
|
||
|
||
if (!KVM_READ (
|
||
ncrcd.cd_devs+4*ncr_unit,
|
||
&ncr_base,
|
||
sizeof (ncr_base))) {
|
||
fprintf (stderr, "%s: bad kvm read.\n", prog);
|
||
exit (1);
|
||
};
|
||
|
||
if (!ncr_base) {
|
||
fprintf (stderr,
|
||
"%s: control structure not allocated (not found in autoconfig?)\n", prog);
|
||
exit (1);
|
||
};
|
||
|
||
#else /* !__NetBSD__ */
|
||
|
||
if (!KVM_READ (
|
||
nl[N_NNCR].n_value,
|
||
&ncr_units,
|
||
sizeof (ncr_units))) {
|
||
fprintf (stderr, "%s: bad kvm read.\n", prog);
|
||
exit (1);
|
||
};
|
||
|
||
if (ncr_unit >= ncr_units){
|
||
fprintf (stderr, "%s: bad unit number (valid range: 0-%d).\n",
|
||
prog, ncr_units-1);
|
||
exit (1);
|
||
};
|
||
|
||
if (!KVM_READ (
|
||
nl[N_NCRP].n_value+4*ncr_unit,
|
||
&ncr_base,
|
||
sizeof (ncr_base))) {
|
||
fprintf (stderr, "%s: bad kvm read.\n", prog);
|
||
exit (1);
|
||
};
|
||
|
||
if (!ncr_base) {
|
||
fprintf (stderr,
|
||
"%s: control structure not allocated (not found in autoconfig?)\n", prog);
|
||
exit (1);
|
||
};
|
||
|
||
#endif /* !__NetBSD__ */
|
||
|
||
read_ncr();
|
||
|
||
if (!ncr.vaddr) {
|
||
fprintf (stderr,
|
||
"%s: 53c810 not mapped (not found in autoconfig?)\n", prog);
|
||
exit (1);
|
||
};
|
||
|
||
kvm_isopen = 1;
|
||
}
|
||
|
||
|
||
|
||
|
||
void set_target_mask(void)
|
||
{
|
||
int t;
|
||
if (target_mask) return;
|
||
for (t=0; t<MAX_TARGET; t++)
|
||
if (ncr.target[t].jump_tcb.l_cmd) target_mask |= (1<<t);
|
||
}
|
||
|
||
void set_lun_mask(struct tcb * tp)
|
||
{
|
||
int l;
|
||
lun_mask = global_lun_mask;
|
||
if (lun_mask) return;
|
||
for (l=0; l<MAX_LUN; l++)
|
||
if (tp->lp[l]) lun_mask |= (1<<l);
|
||
}
|
||
|
||
void printc (u_char*p, int l)
|
||
{
|
||
for (;l>0;l--) {
|
||
char c=*p++;
|
||
printf ("%c", c?c:'_');
|
||
}
|
||
}
|
||
|
||
/*================================================================
|
||
**
|
||
**
|
||
** system info
|
||
**
|
||
**
|
||
**================================================================
|
||
*/
|
||
|
||
do_info(void)
|
||
{
|
||
int t,l,i,d,f,fl;
|
||
struct tcb * tip;
|
||
open_kvm(O_RDONLY);
|
||
|
||
if (verbose>=3)
|
||
printf ("ncr unit=%d data@%x register@%x (pci@%x)\n\n",
|
||
ncr_unit, ncr_base, ncr.vaddr, ncr.paddr);
|
||
|
||
set_target_mask();
|
||
|
||
printf ("T:L Vendor Device Rev Speed Max Wide Tags\n");
|
||
for (t=0; t<MAX_TARGET;t++) {
|
||
if (!((target_mask>>t)&1)) continue;
|
||
tip = &ncr.target[t];
|
||
|
||
set_lun_mask(tip);
|
||
if (!lun_mask) lun_mask=1;
|
||
fl=1;
|
||
|
||
for (l=0; l<MAX_LUN; l++) {
|
||
if (!((lun_mask>>l)&1)) continue;
|
||
|
||
printf ("%d:%d ", t, l);
|
||
|
||
if (!tip->jump_tcb.l_cmd) break;
|
||
|
||
if (fl) {
|
||
fl=0;
|
||
printc (&tip->inqdata[ 8], 8);printf(" ");
|
||
printc (&tip->inqdata[16],16);printf(" ");
|
||
printc (&tip->inqdata[32], 4);printf(" ");
|
||
|
||
if (tip->period==0xffff) {
|
||
printf ("asyn");
|
||
} else if (tip->period) {
|
||
printf ("%4.1f", 1000.0 / tip->period);
|
||
} else {
|
||
printf (" ?");
|
||
}
|
||
|
||
printf (" ");
|
||
|
||
if (tip->minsync==255) {
|
||
printf ("asyn");
|
||
} else if (tip->minsync) {
|
||
printf ("%4.1f", 250.0 / tip->minsync);
|
||
} else {
|
||
printf (" ?");
|
||
}
|
||
} else printf (" ");
|
||
|
||
if (!tip->lp[l]) {
|
||
printf (" no\n");
|
||
continue;
|
||
};
|
||
read_lcb ((u_long) tip->lp[l]);
|
||
|
||
switch (tip->widedone) {
|
||
case 1:
|
||
printf (" 8");
|
||
break;
|
||
case 2:
|
||
printf (" 16");
|
||
break;
|
||
case 3:
|
||
printf (" 32");
|
||
break;
|
||
default:
|
||
printf (" ?");
|
||
};
|
||
|
||
if (lcb.usetags)
|
||
printf ("%5d", lcb.actlink);
|
||
else
|
||
printf (" -");
|
||
|
||
printf ("\n");
|
||
|
||
};
|
||
|
||
if (!tip->jump_tcb.l_cmd) {
|
||
printf (" --- no target.\n");
|
||
continue;
|
||
};
|
||
|
||
if (verbose<1) continue;
|
||
|
||
for (i=0; i<8; i++) {
|
||
char* (class[10])={
|
||
"disk","tape","printer","processor",
|
||
"worm", "cdrom", "scanner", "optical disk",
|
||
"media changer", "communication device"};
|
||
d = tip->inqdata[i];
|
||
printf ("[%02x]: ",d);
|
||
|
||
switch (i) {
|
||
|
||
case 0:
|
||
f = d & 0x1f;
|
||
if (f<10) printf (class[f]);
|
||
else printf ("unknown (%x)", f);
|
||
break;
|
||
case 1:
|
||
f = (d>>7) & 1;
|
||
if (f) printf ("removable media");
|
||
else printf ("fixed media");
|
||
break;
|
||
|
||
case 2:
|
||
f = d & 7;
|
||
switch (f) {
|
||
case 0: printf ("SCSI-1");
|
||
break;
|
||
case 1: printf ("SCSI-1 with CCS");
|
||
break;
|
||
case 2: printf ("SCSI-2");
|
||
break;
|
||
default:
|
||
printf ("unknown ansi version (%d)",
|
||
f);
|
||
}
|
||
break;
|
||
|
||
case 3:
|
||
if (d&0xc0) printf ("capabilities:");
|
||
if (d&0x80) printf (" AEN");
|
||
if (d&0x40) printf (" TERMINATE-I/O");
|
||
break;
|
||
|
||
case 7:
|
||
if (d&0xfb) printf ("capabilities:");
|
||
if (d&0x80) printf (" relative");
|
||
if (d&0x40) printf (" wide32");
|
||
if (d&0x20) printf (" wide");
|
||
if (d&0x10) printf (" synch");
|
||
if (d&0x08) printf (" link");
|
||
if (d&0x02) printf (" tags");
|
||
if (d&0x01) printf (" soft-reset");
|
||
};
|
||
printf ("\n");
|
||
};
|
||
printf ("\n");
|
||
};
|
||
printf ("\n");
|
||
#ifndef __NetBSD__
|
||
if (ncr.imask) {
|
||
u_short v;
|
||
printf ("Interrupt vector is");
|
||
if (ncr.imask & (ncr.imask-1))
|
||
printf (" one of the following:");
|
||
for (v=15;v>0;v--)
|
||
if ((ncr.imask>>v)&1)
|
||
printf (" %d",v);
|
||
printf (".\n\n");
|
||
};
|
||
#endif
|
||
}
|
||
|
||
/*================================================================
|
||
**
|
||
**
|
||
** profiling
|
||
**
|
||
**
|
||
**================================================================
|
||
*/
|
||
|
||
do_profile(void)
|
||
{
|
||
#define old backup.profile
|
||
#define new ncr.profile
|
||
|
||
struct ncb backup;
|
||
struct profile diff;
|
||
int tra,line,t;
|
||
|
||
open_kvm(O_RDONLY);
|
||
|
||
set_target_mask();
|
||
|
||
if (interval<1) interval=1;
|
||
for (;;) {
|
||
/*
|
||
** Header Line 1
|
||
*/
|
||
printf (" total ");
|
||
|
||
for (t=0; t<MAX_TARGET; t++) {
|
||
if (!((target_mask>>t)&1)) continue;
|
||
printf (" ");
|
||
printc (&ncr.target[t].inqdata[16],8);
|
||
};
|
||
|
||
printf (" transf. disconn interru");
|
||
|
||
if (verbose>=1) printf (" ---- ms/transfer ----");
|
||
|
||
printf ("\n");
|
||
|
||
/*
|
||
** Header Line 2
|
||
*/
|
||
|
||
printf ("t/s kb/s ");
|
||
|
||
for (t=0; t<MAX_TARGET; t++) {
|
||
if (!((target_mask>>t)&1)) continue;
|
||
printf (" t/s kb/s");
|
||
};
|
||
|
||
printf (" length exp une fly brk");
|
||
|
||
if (verbose>=1) printf (" total pre post disc");
|
||
|
||
printf ("\n");
|
||
|
||
/*
|
||
** Data
|
||
*/
|
||
|
||
for(line=0;line<20;line++) {
|
||
backup = ncr;
|
||
read_ncr();
|
||
diff.num_trans = new.num_trans - old.num_trans;
|
||
diff.num_bytes = new.num_bytes - old.num_bytes;
|
||
diff.num_fly = new.num_fly - old.num_fly ;
|
||
diff.num_int = new.num_int - old.num_int ;
|
||
diff.ms_setup = new.ms_setup - old.ms_setup;
|
||
diff.ms_data = new.ms_data - old.ms_data;
|
||
diff.ms_disc = new.ms_disc - old.ms_disc;
|
||
diff.ms_post = new.ms_post - old.ms_post;
|
||
diff.num_disc = new.num_disc - old.num_disc;
|
||
diff.num_break = new.num_break - old.num_break;
|
||
|
||
tra = diff.num_trans;
|
||
if (!tra) tra=1;
|
||
|
||
printf ("%3.0f %4.0f ",
|
||
(1.0 * diff.num_trans) / interval,
|
||
(1.0 * diff.num_bytes) / (1024*interval));
|
||
|
||
|
||
for (t=0; t<MAX_TARGET; t++) {
|
||
if (!((target_mask>>t)&1)) continue;
|
||
printf (" %3.0f %4.0f",
|
||
((ncr.target[t].transfers-
|
||
backup.target[t].transfers)*1.0)
|
||
/interval,
|
||
((ncr.target[t].bytes-
|
||
backup.target[t].bytes)*1.0)
|
||
/(1024*interval));
|
||
};
|
||
|
||
printf ("%7.0f ", (diff.num_bytes*1.0) / tra);
|
||
|
||
printf (" %4.0f", (1.0*(diff.num_disc-diff.num_break))
|
||
/interval);
|
||
|
||
printf ("%4.0f", (1.0*diff.num_break)/interval);
|
||
|
||
printf ("%4.0f", (1.0*diff.num_fly) / interval);
|
||
|
||
printf ("%4.0f", (1.0*diff.num_int) / interval);
|
||
|
||
if (verbose >= 1) {
|
||
printf ("%7.1f",
|
||
(diff.ms_disc+diff.ms_data+diff.ms_setup+diff.ms_post)
|
||
* 1.0 / tra);
|
||
|
||
printf ("%5.1f%5.1f%6.1f",
|
||
1.0 * diff.ms_setup / tra,
|
||
1.0 * diff.ms_post / tra,
|
||
1.0 * diff.ms_disc / tra);
|
||
};
|
||
|
||
printf ("\n");
|
||
fflush (stdout);
|
||
sleep (interval);
|
||
};
|
||
};
|
||
}
|
||
|
||
/*================================================================
|
||
**
|
||
**
|
||
** Port access
|
||
**
|
||
**
|
||
**================================================================
|
||
*/
|
||
|
||
static int kernelwritefile;
|
||
static char* kernelwritefilename = _PATH_KMEM;
|
||
|
||
void openkernelwritefile(void)
|
||
{
|
||
if (kernelwritefile) return;
|
||
|
||
kernelwritefile = open (kernelwritefilename, O_WRONLY);
|
||
if (kernelwritefile<3) {
|
||
fprintf (stderr, "%s: %s: %s\n",
|
||
prog, kernelwritefilename, strerror(errno));
|
||
exit (1);
|
||
};
|
||
}
|
||
|
||
void out (u_char reg, u_char val)
|
||
{
|
||
u_long addr = ncr.vaddr + reg;
|
||
openkernelwritefile();
|
||
if (lseek (kernelwritefile, addr, 0) != addr) {
|
||
fprintf (stderr, "%s: %s: %s\n",
|
||
prog, kernelwritefilename, strerror(errno));
|
||
exit (1);
|
||
}
|
||
if (write (kernelwritefile, &val, 1) < 0) {
|
||
fprintf (stderr, "%s: %s: %s\n",
|
||
prog, kernelwritefilename, strerror(errno));
|
||
exit (1);
|
||
};
|
||
}
|
||
|
||
u_char in (u_char reg)
|
||
{
|
||
u_char res;
|
||
if (!KVM_READ (
|
||
(ncr.vaddr + reg),
|
||
&res,
|
||
1)) {
|
||
fprintf (stderr, "%s: bad kvm read.\n", prog);
|
||
exit (1);
|
||
}
|
||
return (res);
|
||
}
|
||
|
||
/*================================================================
|
||
**
|
||
**
|
||
** Setting of driver parameters
|
||
**
|
||
**
|
||
**================================================================
|
||
*/
|
||
|
||
void do_set (char * arg)
|
||
{
|
||
struct usrcmd user;
|
||
u_long addr;
|
||
int i;
|
||
|
||
open_kvm(O_RDWR);
|
||
addr = ncr_base + offsetof (struct ncb, user);
|
||
|
||
for (i=3; i; i--) {
|
||
if (!KVM_READ (
|
||
(addr),
|
||
&user,
|
||
sizeof (user))) {
|
||
fprintf (stderr, "%s: bad kvm read.\n", prog);
|
||
exit (1);
|
||
}
|
||
if (!user.cmd) break;
|
||
sleep (1);
|
||
}
|
||
if (user.cmd) {
|
||
fprintf (stderr, "%s: ncb.user busy.\n", prog);
|
||
exit (1);
|
||
};
|
||
|
||
user.target = target_mask;
|
||
user.lun = lun_mask;
|
||
user.data = 0;
|
||
user.cmd = 0;
|
||
|
||
if (!strcmp(arg, "?")) { printf (
|
||
"async: disable synchronous transfers.\n"
|
||
"sync=value: set the maximal synchronous transfer rate (MHz).\n"
|
||
"fast: set FAST SCSI-2.\n"
|
||
"\n"
|
||
"wide=value: set the bus width (0=8bit 1=16bit).\n"
|
||
"\n"
|
||
"tags=value: use this number of tags.\n"
|
||
"orderedtag: use ordered tags only.\n"
|
||
"simpletag: use simple tags only.\n"
|
||
"orderedwrite: use simple tags for read, else ordered tags.\n"
|
||
"\n"
|
||
"debug=value: set debug mode.\n"
|
||
"\n");
|
||
return;
|
||
};
|
||
|
||
if (!strcmp(arg, "async")) {
|
||
user.data = 255;
|
||
user.cmd = UC_SETSYNC;
|
||
};
|
||
|
||
if (!strcmp(arg, "fast")) {
|
||
user.data = 25;
|
||
user.cmd = UC_SETSYNC;
|
||
};
|
||
|
||
if (!strncmp(arg, "sync=", 5)) {
|
||
float f = strtod (arg+5, NULL);
|
||
if (f>=4.0 && f<=10.0) {
|
||
user.data = 250.0 / f;
|
||
user.cmd = UC_SETSYNC;
|
||
};
|
||
};
|
||
|
||
if (!strncmp(arg, "wide=", 5)) {
|
||
u_char t = strtoul (arg+5, (char**)0, 0);
|
||
if (t<=1) {
|
||
user.data = t;
|
||
user.cmd = UC_SETWIDE;
|
||
};
|
||
};
|
||
|
||
if (!strncmp(arg, "tags=", 5)) {
|
||
u_char t = strtoul (arg+5, (char**)0, 0);
|
||
if (t<=SCSI_NCR_MAX_TAGS) {
|
||
user.data = t;
|
||
user.cmd = UC_SETTAGS;
|
||
};
|
||
};
|
||
|
||
if (!strncmp(arg, "flags=", 6)) {
|
||
u_char t = strtoul (arg+6, (char**)0, 0);
|
||
if (t<=0xff) {
|
||
user.data = t;
|
||
user.cmd = UC_SETFLAG;
|
||
};
|
||
};
|
||
|
||
if (!strncmp(arg, "debug=", 6)) {
|
||
user.data = strtoul (arg+6, (char**)0, 0);
|
||
user.cmd = UC_SETDEBUG;
|
||
};
|
||
|
||
if (!strcmp(arg, "orderedtag")) {
|
||
user.data = M_ORDERED_TAG;
|
||
user.cmd = UC_SETORDER;
|
||
};
|
||
|
||
if (!strcmp(arg, "simpletag")) {
|
||
user.data = M_SIMPLE_TAG;
|
||
user.cmd = UC_SETORDER;
|
||
};
|
||
|
||
if (!strcmp(arg, "orderedwrite")) {
|
||
user.data = 0;
|
||
user.cmd = UC_SETORDER;
|
||
};
|
||
|
||
if (user.cmd) {
|
||
openkernelwritefile();
|
||
|
||
if (lseek (kernelwritefile, addr, 0) != addr) {
|
||
fprintf (stderr, "%s: %s: %s\n",
|
||
prog, kernelwritefilename, strerror(errno));
|
||
exit (1);
|
||
}
|
||
if (write (kernelwritefile, &user, sizeof (user)) < 0) {
|
||
fprintf (stderr, "%s: %s: %s\n",
|
||
prog, kernelwritefilename, strerror(errno));
|
||
exit (1);
|
||
}
|
||
|
||
return;
|
||
};
|
||
|
||
fprintf (stderr, "%s: do_set \"%s\" not (yet) implemented.\n",
|
||
prog, arg);
|
||
}
|
||
|
||
/*================================================================
|
||
**
|
||
**
|
||
** D O _ K I L L
|
||
**
|
||
**
|
||
**================================================================
|
||
*/
|
||
|
||
do_kill(char * arg)
|
||
{
|
||
open_kvm(O_RDWR);
|
||
|
||
if (!strcmp(arg, "?")) { printf (
|
||
"scsireset: force SCSI bus reset.\n"
|
||
"scriptabort: send an abort cmd to the script processor.\n"
|
||
"scriptstart: start script processind (set SIGP bit).\n"
|
||
"evenparity: force even parity.\n"
|
||
"oddparity: force odd parity.\n"
|
||
"noreselect: disable reselect (force timeouts).\n"
|
||
"doreselect: enable reselect.\n"
|
||
"\n");
|
||
return;
|
||
};
|
||
|
||
if (!wizard) {
|
||
fprintf (stderr, "%s: You are NOT a wizard!\n", prog);
|
||
exit (2);
|
||
};
|
||
|
||
if (!strcmp(arg, "scsireset")) {
|
||
out (0x01, 0x08);
|
||
out (0x01, 0x00);
|
||
return;
|
||
};
|
||
if (!strcmp(arg, "scriptabort")) {
|
||
out (0x14, 0x80);
|
||
out (0x14, 0x20);
|
||
return;
|
||
};
|
||
if (!strcmp(arg, "scriptstart")) {
|
||
out (0x14, 0x20);
|
||
return;
|
||
};
|
||
if (!strcmp(arg, "evenparity")) {
|
||
out (0x01, 0x04);
|
||
return;
|
||
};
|
||
if (!strcmp(arg, "oddparity")) {
|
||
out (0x01, 0x00);
|
||
return;
|
||
};
|
||
if (!strcmp(arg, "noreselect")) {
|
||
out (0x04, in (0x04) & ~RRE);
|
||
return;
|
||
};
|
||
if (!strcmp(arg, "doreselect")) {
|
||
out (0x04, in (0x04) | RRE);
|
||
return;
|
||
};
|
||
fprintf (stderr, "%s: do_kill \"%s\" not (yet) implemented.\n",
|
||
prog, arg);
|
||
}
|
||
|
||
/*================================================================
|
||
**
|
||
**
|
||
** Write debug info: utilities: write symbolname.
|
||
**
|
||
**
|
||
**================================================================
|
||
*/
|
||
|
||
static const char * sn (u_long a)
|
||
{
|
||
static char buffer[100];
|
||
|
||
const char * s="";
|
||
u_long d,m;
|
||
|
||
a -= ncr.p_script;
|
||
m = sizeof (struct script);
|
||
|
||
if ((d=a-offsetof(struct script, start))<m) m=d, s="<start>";
|
||
if ((d=a-offsetof(struct script, start1))<m) m=d, s="<start1>";
|
||
if ((d=a-offsetof(struct script, startpos))<m) m=d, s="<startpos>";
|
||
if ((d=a-offsetof(struct script, tryloop))<m) m=d, s="<tryloop>";
|
||
if ((d=a-offsetof(struct script, trysel))<m) m=d, s="<trysel>";
|
||
if ((d=a-offsetof(struct script, skip))<m) m=d, s="<skip>";
|
||
if ((d=a-offsetof(struct script, skip2))<m) m=d, s="<skip2>";
|
||
if ((d=a-offsetof(struct script, idle))<m) m=d, s="<idle>";
|
||
if ((d=a-offsetof(struct script, select))<m) m=d, s="<select>";
|
||
if ((d=a-offsetof(struct script, prepare))<m) m=d, s="<prepare>";
|
||
if ((d=a-offsetof(struct script, loadpos))<m) m=d, s="<loadpos>";
|
||
if ((d=a-offsetof(struct script, prepare2))<m) m=d, s="<prepare2>";
|
||
if ((d=a-offsetof(struct script, setmsg))<m) m=d, s="<setmsg>";
|
||
if ((d=a-offsetof(struct script, clrack))<m) m=d, s="<clrack>";
|
||
if ((d=a-offsetof(struct script, dispatch))<m) m=d, s="<dispatch>";
|
||
if ((d=a-offsetof(struct script, checkatn))<m) m=d, s="<checkatn>";
|
||
if ((d=a-offsetof(struct script, command))<m) m=d, s="<command>";
|
||
if ((d=a-offsetof(struct script, status))<m) m=d, s="<status>";
|
||
if ((d=a-offsetof(struct script, msg_in))<m) m=d, s="<msg_in>";
|
||
if ((d=a-offsetof(struct script, msg_bad))<m) m=d, s="<msg_bad>";
|
||
if ((d=a-offsetof(struct script, msg_parity))<m) m=d, s="<msg_parity>";
|
||
if ((d=a-offsetof(struct script, msg_reject))<m) m=d, s="<msg_reject>";
|
||
if ((d=a-offsetof(struct script, msg_extended))<m) m=d, s="<msg_extended>";
|
||
if ((d=a-offsetof(struct script, msg_sdtr))<m) m=d, s="<msg_sdtr>";
|
||
if ((d=a-offsetof(struct script, complete))<m) m=d, s="<complete>";
|
||
if ((d=a-offsetof(struct script, cleanup))<m) m=d, s="<cleanup>";
|
||
if ((d=a-offsetof(struct script, cleanup0))<m) m=d, s="<cleanup>";
|
||
if ((d=a-offsetof(struct script, signal))<m) m=d, s="<signal>";
|
||
if ((d=a-offsetof(struct script, save_dp))<m) m=d, s="<save_dp>";
|
||
if ((d=a-offsetof(struct script, restore_dp))<m) m=d, s="<restore_dp>";
|
||
if ((d=a-offsetof(struct script, disconnect))<m) m=d, s="<disconnect>";
|
||
if ((d=a-offsetof(struct script, msg_out))<m) m=d, s="<msg_out>";
|
||
if ((d=a-offsetof(struct script, msg_out_done))<m) m=d, s="<msg_out_done>";
|
||
if ((d=a-offsetof(struct script, msg_out_abort))<m) m=d, s="<msg_out_abort>";
|
||
if ((d=a-offsetof(struct script, getcc))<m) m=d, s="<getcc>";
|
||
if ((d=a-offsetof(struct script, getcc1))<m) m=d, s="<getcc1>";
|
||
if ((d=a-offsetof(struct script, getcc2))<m) m=d, s="<getcc2>";
|
||
if ((d=a-offsetof(struct script, badgetcc))<m) m=d, s="<badgetcc>";
|
||
if ((d=a-offsetof(struct script, reselect))<m) m=d, s="<reselect>";
|
||
if ((d=a-offsetof(struct script, reselect2))<m) m=d, s="<reselect2>";
|
||
if ((d=a-offsetof(struct script, resel_tmp))<m) m=d, s="<resel_tmp>";
|
||
if ((d=a-offsetof(struct script, resel_lun))<m) m=d, s="<resel_lun>";
|
||
if ((d=a-offsetof(struct script, resel_tag))<m) m=d, s="<resel_tag>";
|
||
if ((d=a-offsetof(struct script, data_in))<m) m=d, s="<data_in>";
|
||
if ((d=a-offsetof(struct script, data_out))<m) m=d, s="<data_out>";
|
||
if ((d=a-offsetof(struct script, no_data))<m) m=d, s="<no_data>";
|
||
if ((d=a-offsetof(struct script, aborttag))<m) m=d, s="<aborttag>";
|
||
if ((d=a-offsetof(struct script, abort))<m) m=d, s="<abort>";
|
||
|
||
if (!*s) return s;
|
||
|
||
sprintf (buffer, "%s:%d%c", s, m/4, 0);
|
||
return (buffer);
|
||
}
|
||
|
||
/*================================================================
|
||
**
|
||
**
|
||
** Write debug info: utilities: write misc. fields.
|
||
**
|
||
**
|
||
**================================================================
|
||
*/
|
||
|
||
static void printm (u_char * msg, int len)
|
||
{
|
||
u_char l;
|
||
do {
|
||
if (*msg==M_EXTENDED)
|
||
l=msg[1]+2;
|
||
else if ((*msg & 0xf0)==0x20)
|
||
l=2;
|
||
else l=1;
|
||
len-=l;
|
||
|
||
printf (" %x",*msg++);
|
||
while (--l>0) printf ("-%x",*msg++);
|
||
} while (len>0);
|
||
}
|
||
|
||
void dump_table (const char * str, struct scr_tblmove * p, int l)
|
||
{
|
||
int i;
|
||
for (i=0;l>0;i++,p++,l--) if (p->size) {
|
||
printf (" %s[%d]: %5d @ 0x%08x\n",
|
||
str, i, p->size, p->addr);
|
||
};
|
||
}
|
||
|
||
void dump_link (const char* name, struct link * link)
|
||
{
|
||
printf ("%s: cmd=%08x pa=%08x %s\n",
|
||
name, link->l_cmd, link->l_paddr, sn(link->l_paddr));
|
||
}
|
||
|
||
/*================================================================
|
||
**
|
||
**
|
||
** Write debug info: utilities: write time fields.
|
||
**
|
||
**
|
||
**================================================================
|
||
*/
|
||
|
||
void dump_tstamp (const char* name, struct tstamp * p)
|
||
#define P(id,fld)\
|
||
if (p->fld.tv_sec) \
|
||
printf ("%s: "id" at %s.%06d",\
|
||
name,ctime(&p->fld.tv_sec),p->fld.tv_usec);
|
||
{
|
||
P ("started ", start);
|
||
P ("ended ", end );
|
||
P ("selected ", select);
|
||
P ("command ", command);
|
||
P ("data ", data);
|
||
P ("status ", status);
|
||
P ("disconnected", disconnect);
|
||
P ("reselected ", reselect);
|
||
printf ("\n");
|
||
}
|
||
|
||
|
||
|
||
|
||
void dump_profile (const char* name, struct profile * p)
|
||
{
|
||
printf ("%s: %10d transfers.\n" ,name,p->num_trans);
|
||
printf ("%s: %10d bytes transferred.\n",name,p->num_bytes);
|
||
printf ("%s: %10d disconnects.\n" ,name,p->num_disc);
|
||
printf ("%s: %10d short transfers.\n" ,name,p->num_break);
|
||
printf ("%s: %10d interrupts.\n" ,name,p->num_int);
|
||
printf ("%s: %10d on the fly ints.\n" ,name,p->num_fly);
|
||
printf ("%s: %10d ms setup time.\n" ,name,p->ms_setup);
|
||
printf ("%s: %10d ms data transfer.\n" ,name,p->ms_data);
|
||
printf ("%s: %10d ms disconnected.\n" ,name,p->ms_disc);
|
||
printf ("%s: %10d ms postprocessing.\n",name,p->ms_post);
|
||
printf ("\n");
|
||
}
|
||
|
||
/*================================================================
|
||
**
|
||
**
|
||
** Write debug info: utilities: write script registers.
|
||
**
|
||
**
|
||
**================================================================
|
||
*/
|
||
|
||
static void dump_reg(struct ncr_reg * rp)
|
||
{
|
||
u_char *reg = (u_char*) rp;
|
||
#define l(i) (reg[i]+(reg[i+1]<<8ul)+(reg[i+2]<<16ul)+(reg[i+3]<<24ul))
|
||
int ad;
|
||
|
||
char*(phasename[8])={"DATA-OUT","DATA-IN","COMMAND","STATUS",
|
||
"ILG-OUT","ILG-IN","MESSAGE-OUT","MESSAGE-IN"};
|
||
for (ad=0x00;ad<0x80;ad++) {
|
||
switch (ad % 16) {
|
||
|
||
case 0:
|
||
printf (" %02x:\t",ad);
|
||
break;
|
||
case 8:
|
||
printf (" : ");
|
||
break;
|
||
default:
|
||
printf (" ");
|
||
};
|
||
printf ("%02x", reg[ad]);
|
||
if (ad % 16 == 15) printf ("\n");
|
||
};
|
||
printf ("\n");
|
||
printf (" DSP %08x %-20s CMD %08x DSPS %08x %s\n",
|
||
l(0x2c),sn(l(0x2c)),l(0x24),l(0x30), sn(l(0x30)));
|
||
printf (" TEMP %08x %-20s DSA %08x\n",
|
||
l(0x1c),sn(l(0x1c)),l(0x10));
|
||
printf ("\n");
|
||
printf (" Busstatus: ");
|
||
if ((reg[0x0b]>>7)&1) printf (" Req");
|
||
if ((reg[0x0b]>>6)&1) printf (" Ack");
|
||
if ((reg[0x0b]>>5)&1) printf (" Bsy");
|
||
if ((reg[0x0b]>>4)&1) printf (" Sel");
|
||
if ((reg[0x0b]>>3)&1) printf (" Atn");
|
||
printf (" %s\n", phasename[reg[0x0b]&7]);
|
||
|
||
printf (" Dmastatus: ");
|
||
if ((reg[0x0c]>>7)&1) printf (" FifoEmpty");
|
||
if ((reg[0x0c]>>6)&1) printf (" MasterParityError");
|
||
if ((reg[0x0c]>>5)&1) printf (" BusFault");
|
||
if ((reg[0x0c]>>4)&1) printf (" Aborted");
|
||
if ((reg[0x0c]>>3)&1) printf (" SingleStep");
|
||
if ((reg[0x0c]>>2)&1) printf (" Interrupt");
|
||
if ((reg[0x0c]>>0)&1) printf (" IllegalInstruction");
|
||
printf ("\n");
|
||
printf (" Intstatus: ");
|
||
if ((reg[0x14]>>7)&1) printf (" Abort");
|
||
if ((reg[0x14]>>6)&1) printf (" SoftwareReset");
|
||
if ((reg[0x14]>>5)&1) printf (" SignalProcess");
|
||
if ((reg[0x14]>>4)&1) printf (" Semaphore");
|
||
if ((reg[0x14]>>3)&1) printf (" Connected");
|
||
if ((reg[0x14]>>2)&1) printf (" IntOnTheFly");
|
||
if ((reg[0x14]>>1)&1) printf (" SCSI-Interrupt");
|
||
if ((reg[0x14]>>0)&1) printf (" DMA-Interrupt");
|
||
printf ("\n");
|
||
printf (" ScsiIstat: ");
|
||
if ((reg[0x42]>>7)&1) printf (" PhaseMismatch");
|
||
if ((reg[0x42]>>6)&1) printf (" Complete");
|
||
if ((reg[0x42]>>5)&1) printf (" Selected");
|
||
if ((reg[0x42]>>4)&1) printf (" Reselected");
|
||
if ((reg[0x42]>>3)&1) printf (" GrossError");
|
||
if ((reg[0x42]>>2)&1) printf (" UnexpectedDisconnect");
|
||
if ((reg[0x42]>>1)&1) printf (" ScsiReset");
|
||
if ((reg[0x42]>>0)&1) printf (" ParityError");
|
||
if ((reg[0x43]>>2)&1) printf (" SelectionTimeout");
|
||
if ((reg[0x43]>>1)&1) printf (" TimerExpired");
|
||
if ((reg[0x43]>>0)&1) printf (" HandshakeTimeout");
|
||
printf ("\n");
|
||
printf (" ID=%d DEST-ID=%d RESEL-ID=%d\n", reg[4]&7, reg[6]&7, reg[0xa]&7);
|
||
printf ("\n");
|
||
}
|
||
|
||
/*================================================================
|
||
**
|
||
**
|
||
** Write debug info: utilities: write header.
|
||
**
|
||
**
|
||
**================================================================
|
||
*/
|
||
|
||
char * debug_opt;
|
||
|
||
dump_head (struct head * hp)
|
||
{
|
||
dump_link (" launch", & hp->launch);
|
||
printf (" savep: %08x %s\n",
|
||
hp->savep, sn((u_long) hp->savep));
|
||
printf (" cp: %08x %s\n",
|
||
hp->cp, sn((u_long)hp->cp));
|
||
if (strchr (debug_opt, 'y')) {
|
||
printf ("\n");
|
||
dump_tstamp (" timestamp", &hp->stamp);
|
||
};
|
||
|
||
printf (" status: %x %x %x %x %x %x %x %x\n",
|
||
hp->status[0], hp->status[1], hp->status[2], hp->status[3],
|
||
hp->status[4], hp->status[5], hp->status[6], hp->status[7]);
|
||
|
||
printf ("\n");
|
||
}
|
||
|
||
/*================================================================
|
||
**
|
||
**
|
||
** Write debug info: utilities: write ccb.
|
||
**
|
||
**
|
||
**================================================================
|
||
*/
|
||
|
||
void dump_ccb (struct ccb * cp, u_long base)
|
||
{
|
||
printf ("----------------------\n");
|
||
printf ("struct ccb @ %08x:\n", base);
|
||
printf ("----------------------\n");
|
||
|
||
dump_link (" next", &cp->jump_ccb);
|
||
dump_link (" call", &cp->call_tmp);
|
||
|
||
dump_head (&cp->phys.header);
|
||
|
||
if (strchr (debug_opt, 's')) {
|
||
dump_table(" smsg", &cp->phys.smsg, 1);
|
||
dump_table("smsg2", &cp->phys.smsg2, 1);
|
||
dump_table(" cmd", &cp->phys.cmd, 1);
|
||
dump_table(" data", &cp->phys.data[0],MAX_SCATTER);
|
||
dump_table("sense", &cp->phys.sense, 1);
|
||
};
|
||
|
||
if (strchr (debug_opt, 'a')) {
|
||
int i;
|
||
for (i=0; i<8; i++)
|
||
printf (" patch[%d]: %08x\n", i, cp->patch[i]);
|
||
};
|
||
|
||
if (strchr (debug_opt, 'x')) {
|
||
printf (" xfer: -- dump not yet implemented.\n");
|
||
};
|
||
|
||
if (strchr (debug_opt, 'm')) {
|
||
printf (" smsg:");
|
||
printm (cp->scsi_smsg, cp->phys.smsg.size);
|
||
printf ("\n");
|
||
printf (" smsg2:");
|
||
printm (cp->scsi_smsg2, cp->phys.smsg2.size);
|
||
printf ("\n");
|
||
};
|
||
|
||
printf (" magic: %x\n", cp->magic);
|
||
if (cp->tlimit)
|
||
printf (" timeout at: %s", ctime((time_t*)&cp->tlimit));
|
||
printf (" link_ccb: %08x\n", (u_long) cp->link_ccb);
|
||
printf (" next_ccb: %08x\n", (u_long) cp->next_ccb);
|
||
printf (" tag: %d\n", cp->tag);
|
||
printf ("\n");
|
||
}
|
||
|
||
/*================================================================
|
||
**
|
||
**
|
||
** Write debug info: struct lcb
|
||
**
|
||
**
|
||
**================================================================
|
||
*/
|
||
|
||
static void dump_lcb (u_long base)
|
||
{
|
||
struct lcb l;
|
||
struct ccb c;
|
||
u_long cp,cn;
|
||
|
||
printf ("----------------------\n");
|
||
printf ("struct lcb @ %08x:\n", base);
|
||
printf ("----------------------\n");
|
||
|
||
if (!KVM_READ (
|
||
base,
|
||
&l,
|
||
sizeof (struct lcb))) {
|
||
fprintf (stderr, "%s: bad kvm read.\n", prog);
|
||
exit (1);
|
||
};
|
||
printf (" reqccbs: %d\n", l.reqccbs);
|
||
printf (" actccbs: %d\n", l.actccbs);
|
||
printf (" reqlink: %d\n", l.reqlink);
|
||
printf (" actlink: %d\n", l.actlink);
|
||
printf (" usetags: %d\n", l.usetags);
|
||
dump_link (" jump_lcb", &l.jump_lcb);
|
||
dump_link (" call_tag", &l.call_tag);
|
||
dump_link (" jump_ccb", &l.jump_ccb);
|
||
printf ("\n");
|
||
cp = (u_long) l.next_ccb;
|
||
cn = 0;
|
||
while (cp) {
|
||
cn++;
|
||
printf ("ccb #%d:\n", cn);
|
||
if (!KVM_READ (
|
||
cp,
|
||
&c,
|
||
sizeof (struct ccb))) {
|
||
fprintf (stderr, "%s: bad kvm read.\n", prog);
|
||
exit (1);
|
||
};
|
||
dump_ccb (&c, cp);
|
||
cp= (u_long) c.next_ccb;
|
||
};
|
||
}
|
||
|
||
/*================================================================
|
||
**
|
||
**
|
||
** Write debug info: struct tcb
|
||
**
|
||
**
|
||
**================================================================
|
||
*/
|
||
|
||
static void dump_tip (struct tcb * tip)
|
||
{
|
||
int i;
|
||
u_long lp;
|
||
|
||
printf ("----------------------\n");
|
||
printf ("struct tcb:\n");
|
||
printf ("----------------------\n");
|
||
|
||
printf (" transfers:%10d.\n", tip->transfers);
|
||
printf (" bytes:%10d.\n", tip->bytes );
|
||
printf (" user limits: usrsync=%d usrwide=%d usrtags=%d.\n",
|
||
tip->usrsync, tip->usrwide, tip->usrtags);
|
||
printf (" sync: minsync=%d, maxoffs=%d, period=%d ns, sval=%x.\n",
|
||
tip->minsync, tip->maxoffs, tip->period, tip->sval);
|
||
printf (" wide: widedone=%d, wval=%x.\n",
|
||
tip->widedone, tip->wval);
|
||
|
||
printf (" hold_cp: %x\n", tip->hold_cp);
|
||
dump_link (" jump_tcb", &tip->jump_tcb);
|
||
dump_link (" call_lun", &tip->call_lun);
|
||
dump_link (" jump_lcb", &tip->jump_lcb);
|
||
if (tip->hold_cp) printf (" hold_cp: @ %x\n", tip->hold_cp);
|
||
printf ("\n");
|
||
|
||
if (strchr (debug_opt, 'l')) {
|
||
for (i=0;i<MAX_LUN;i++) {
|
||
lp= (u_long) tip->lp[i];
|
||
printf ("logic unit #%d:\n", i);
|
||
if (lp) dump_lcb (lp);
|
||
};
|
||
}
|
||
}
|
||
|
||
/*================================================================
|
||
**
|
||
**
|
||
** Write debug info: struct ncb
|
||
**
|
||
**
|
||
**================================================================
|
||
*/
|
||
|
||
|
||
static void dump_ncr (void)
|
||
{
|
||
u_long tp;
|
||
int i;
|
||
|
||
printf ("----------------------\n");
|
||
printf ("struct ncb @ %x:\n", ncr_base);
|
||
printf ("----------------------\n");
|
||
|
||
dump_link (" jump_tcb", &ncr.jump_tcb);
|
||
printf (" register: @ %x (p=%x)\n", ncr.vaddr, ncr.paddr);
|
||
|
||
if (strchr (debug_opt, 'r')) {
|
||
struct ncr_reg reg;
|
||
|
||
if (!KVM_READ (
|
||
ncr.vaddr,
|
||
®,
|
||
sizeof (reg))) {
|
||
fprintf (stderr, "%s: bad kvm read.\n", prog);
|
||
exit (1);
|
||
};
|
||
|
||
printf ("\n");
|
||
dump_reg (®);
|
||
};
|
||
|
||
printf (" script: @ %x (p=%x)\n", ncr.script, ncr.p_script);
|
||
|
||
printf ("hostscsiaddr: %d\n", ncr.myaddr);
|
||
printf (" ns_async: %d ns\n", ncr.ns_async);
|
||
printf (" ns_sync : %d ns\n", ncr.ns_sync);
|
||
printf (" scntl3: 0x%02x\n", ncr.rv_scntl3);
|
||
printf ("\n");
|
||
|
||
/* sc_link not dumped */
|
||
|
||
if (strchr (debug_opt, 'u')) {
|
||
printf (" usercmd: cmd=%x data=%x target=%x lun=%x\n",
|
||
ncr.user.cmd,
|
||
ncr.user.data,
|
||
ncr.user.target,
|
||
ncr.user.lun);
|
||
};
|
||
|
||
printf (" actccbs: %d\n", ncr.actccbs);
|
||
|
||
if (strchr (debug_opt, 'q')) {
|
||
|
||
u_long startpos;
|
||
|
||
if (!KVM_READ (
|
||
((u_long)ncr.script
|
||
+offsetof(struct script, startpos)),
|
||
&startpos,
|
||
sizeof (startpos))) {
|
||
fprintf (stderr, "%s: bad kvm read.\n", prog);
|
||
exit (1);
|
||
};
|
||
|
||
printf (" startpos: %x\n", startpos);
|
||
printf (" slot: %d\n", (startpos-
|
||
(ncr.p_script+offsetof(struct script, tryloop)))/20);
|
||
printf (" squeuput: %d\n", ncr.squeueput);
|
||
for (i=0; i<MAX_START; i++)
|
||
printf ("%12d: %08x %s\n", i,
|
||
ncr.squeue[i], sn(ncr.squeue[i]));
|
||
|
||
printf ("\n");
|
||
};
|
||
|
||
printf (" ticks: %d ms\n", ncr.ticks * 10);
|
||
printf (" heartbeat: %s", ctime ((time_t*)&ncr.heartbeat));
|
||
printf (" lasttime: %s", ctime ((time_t*)&ncr.lasttime));
|
||
#ifndef __NetBSD__
|
||
printf ("imask/mcount: %x / %d\n", ncr.imask, ncr.mcount);
|
||
#endif
|
||
printf ("\n");
|
||
|
||
if (strchr (debug_opt, 'd') && ncr.regtime.tv_sec) {
|
||
printf (" regdump: %s", ctime (&ncr.regtime.tv_sec));
|
||
dump_reg (&ncr.regdump);
|
||
};
|
||
|
||
if (strchr (debug_opt, 'p')) {
|
||
printf ("\n");
|
||
dump_profile (" profile", &ncr.profile);
|
||
};
|
||
|
||
if (strchr (debug_opt, 'h')) {
|
||
printf ("\n");
|
||
dump_head ( &ncr.header);
|
||
};
|
||
|
||
if (strchr (debug_opt, 'c')) {
|
||
dump_ccb (&ncr.ccb, ncr_base + offsetof (struct ncb, ccb));
|
||
};
|
||
|
||
if (strchr (debug_opt, 'm')) {
|
||
printf (" msgout:"); printm (ncr.msgout,0); printf ("\n");
|
||
printf (" msg in:"); printm (ncr.msgin,0); printf ("\n");
|
||
printf ("\n");
|
||
};
|
||
|
||
if (strchr (debug_opt, 't')) {
|
||
struct tcb * tip;
|
||
for (i=0;i<MAX_TARGET;i++) {
|
||
tip = &ncr.target[i];
|
||
if (!tip->jump_tcb.l_cmd) continue;
|
||
printf ("target #%d:\n", i);
|
||
dump_tip (tip);
|
||
}
|
||
}
|
||
}
|
||
|
||
/*================================================================
|
||
**
|
||
**
|
||
** D O _ D E B U G
|
||
**
|
||
**
|
||
**================================================================
|
||
*/
|
||
|
||
|
||
do_debug(char * arg)
|
||
{
|
||
open_kvm(O_RDONLY);
|
||
debug_opt = arg;
|
||
if (strchr (debug_opt, '?')) printf (
|
||
"'?': list debug options [sic].\n"
|
||
"'a': show patchfields in ccbs (requires c).\n"
|
||
"'c': show ccbs.\n"
|
||
"'d': show register dump.\n"
|
||
"'h': show header information.\n"
|
||
"'m': show message buffers.\n"
|
||
"'n': show ncr main control block.\n"
|
||
"'p': show profiling information.\n"
|
||
"'q': show start queue.\n"
|
||
"'r': show registers (*DANGEROUS*).\n"
|
||
"'s': show scatter/gather info.\n"
|
||
"'t': show target control blocks.\n"
|
||
"'u': show user cmd field.\n"
|
||
"'x': show generic xfer structure.\n"
|
||
"'y': show timestamps.\n"
|
||
"\n"
|
||
);
|
||
|
||
if (strchr (debug_opt, 'n')) dump_ncr ();
|
||
if (strchr (debug_opt, 'r')) {
|
||
struct ncr_reg reg;
|
||
if (!KVM_READ (
|
||
ncr.vaddr,
|
||
®,
|
||
sizeof (reg))) {
|
||
fprintf (stderr, "%s: bad kvm read.\n", prog);
|
||
exit (1);
|
||
};
|
||
dump_reg (®);
|
||
};
|
||
}
|
||
|
||
|
||
/*================================================================
|
||
**
|
||
**
|
||
** Main function
|
||
**
|
||
**
|
||
**================================================================
|
||
*/
|
||
|
||
void main(argc, argv)
|
||
int argc;
|
||
char **argv;
|
||
{
|
||
extern char *optarg;
|
||
extern int optind;
|
||
int usage=0;
|
||
char * charp;
|
||
int ch, getopt(),atoi();
|
||
int i,step;
|
||
|
||
prog = *argv;
|
||
while ((ch = getopt(argc, argv, "M:N:u:f:t:l:p:s:k:d:vwhin:?")) != -1)
|
||
switch((char)ch) {
|
||
case 'M':
|
||
if (kvm_isopen) {
|
||
fprintf (stderr,
|
||
"%s: -M: kernel file already open.\n",
|
||
prog);
|
||
exit (1);
|
||
};
|
||
kmemf = optarg;
|
||
break;
|
||
case 'N':
|
||
if (kvm_isopen) {
|
||
fprintf (stderr,
|
||
"%s: -N: symbol table already open.\n",
|
||
prog);
|
||
exit (1);
|
||
};
|
||
vmunix = optarg;
|
||
break;
|
||
case 'f':
|
||
fprintf (stderr,
|
||
"%s: -f: option not yet implemented.\n",
|
||
prog);
|
||
exit (1);
|
||
|
||
case 'u':
|
||
i = strtoul (optarg, &charp, 0);
|
||
if (!*optarg || *charp || (i<0)) {
|
||
fprintf (stderr,
|
||
"%s: bad unit number \"%s\".\n",
|
||
prog, optarg);
|
||
exit (1);
|
||
}
|
||
ncr_unit = i;
|
||
break;
|
||
case 't':
|
||
i = strtoul (optarg, &charp, 0);
|
||
if (!*optarg || *charp || (i<0) || (i>=MAX_TARGET)) {
|
||
fprintf (stderr,
|
||
"%s: bad target number \"%s\" (valid range: 0-%d).\n",
|
||
prog, optarg, MAX_TARGET-1);
|
||
exit (1);
|
||
}
|
||
target_mask |= 1ul << i;
|
||
break;
|
||
case 'n':
|
||
open_kvm(O_RDONLY);
|
||
i = strtoul (optarg, &charp, 0);
|
||
printf ("addr %d (0x%x) has label %s.\n",
|
||
i,i,sn(i));
|
||
break;
|
||
case 'l':
|
||
i = strtoul (optarg, &charp, 0);
|
||
if (!*optarg || *charp || (i<0) || (i>=MAX_LUN)) {
|
||
fprintf (stderr,
|
||
"%s: bad logic unit number \"%s\" (valid range: 0-%d).\n",
|
||
prog, optarg, MAX_LUN);
|
||
exit (1);
|
||
}
|
||
global_lun_mask |= 1ul << i;
|
||
break;
|
||
case 'p':
|
||
i = strtoul (optarg, &charp, 0);
|
||
if (!*optarg || *charp || (i<1) || (i>60)) {
|
||
fprintf (stderr,
|
||
"%s: bad interval \"%s\".\n",
|
||
prog, optarg);
|
||
exit (1);
|
||
}
|
||
interval = i;
|
||
do_profile();
|
||
break;
|
||
|
||
case 'w':
|
||
wizard=1;
|
||
break;
|
||
case 'v':
|
||
verbose++;
|
||
break;
|
||
case 'i':
|
||
do_info();
|
||
break;
|
||
|
||
case 's':
|
||
do_set(optarg);
|
||
break;
|
||
case 'd':
|
||
do_debug(optarg);
|
||
break;
|
||
case 'k':
|
||
do_kill(optarg);
|
||
break;
|
||
case 'h':
|
||
case '?':
|
||
usage++;
|
||
break;
|
||
default:(void)fprintf(stderr,
|
||
"%s: illegal option \"%c\".\n", prog, ch);
|
||
usage++;
|
||
}
|
||
|
||
argv += optind;
|
||
argc -= optind;
|
||
|
||
if (argc) printf ("%s: rest of line starting with \"%s\" ignored.\n",
|
||
prog, *argv);
|
||
|
||
if (verbose&&!kvm_isopen) usage++;
|
||
if (usage) {
|
||
fprintf (stderr,
|
||
"Usage:\n"
|
||
"\n"
|
||
"%s [-M$] [-N$] {-f$} {-t#} {-l#} [-hivw?] [-d$] [-s$] [-k] [[-p] <time>]\n"
|
||
"\n"
|
||
"-t <#> select target number\n"
|
||
"-l <#> select lun number\n"
|
||
"-i get info\n"
|
||
"-v verbose\n"
|
||
"-p <seconds> performance data\n"
|
||
"\n"
|
||
"Wizards only (proceed on your own risk):\n"
|
||
"-n <#> get the name for address #\n"
|
||
"-w wizard mode\n"
|
||
"-d <options> debug info\n"
|
||
"-d? list debug options\n"
|
||
"-s <param=value> set parameter\n"
|
||
"-s? list parameters\n"
|
||
"-k <torture> torture driver by simulating errors\n"
|
||
"-k? list tortures\n"
|
||
"-M <kernelimage> (default: %s)\n"
|
||
"-N <symboltable> (default: %s)\n"
|
||
, prog, _PATH_KMEM, _PATH_UNIX);
|
||
if (verbose) fprintf (stderr, ident);
|
||
exit (1);
|
||
}
|
||
|
||
if (!kvm_isopen) {
|
||
do_info();
|
||
do_profile();
|
||
};
|
||
exit (0);
|
||
}
|