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/*========================================================================
Debug routines for nsp_cs
By: YOKOTA Hiroshi <yokota@netlab.is.tsukuba.ac.jp>
This software may be used and distributed according to the terms of
the GNU General Public License.
=========================================================================*/
/* $Id: nsp_debug.c,v 1.3 2003/07/26 14:21:09 elca Exp $ */
/*
* Show the command data of a command
*/
static const char unknown[] = "UNKNOWN";
static const char * group_0_commands[] = {
/* 00-03 */ "Test Unit Ready", "Rezero Unit", unknown, "Request Sense",
/* 04-07 */ "Format Unit", "Read Block Limits", unknown, "Reassign Blocks",
/* 08-0d */ "Read (6)", unknown, "Write (6)", "Seek (6)", unknown, unknown,
/* 0e-12 */ unknown, "Read Reverse", "Write Filemarks", "Space", "Inquiry",
/* 13-16 */ unknown, "Recover Buffered Data", "Mode Select", "Reserve",
/* 17-1b */ "Release", "Copy", "Erase", "Mode Sense", "Start/Stop Unit",
/* 1c-1d */ "Receive Diagnostic", "Send Diagnostic",
/* 1e-1f */ "Prevent/Allow Medium Removal", unknown,
};
static const char *group_1_commands[] = {
/* 20-22 */ unknown, unknown, unknown,
/* 23-28 */ unknown, unknown, "Read Capacity", unknown, unknown, "Read (10)",
/* 29-2d */ unknown, "Write (10)", "Seek (10)", unknown, unknown,
/* 2e-31 */ "Write Verify","Verify", "Search High", "Search Equal",
/* 32-34 */ "Search Low", "Set Limits", "Prefetch or Read Position",
/* 35-37 */ "Synchronize Cache","Lock/Unlock Cache", "Read Defect Data",
/* 38-3c */ "Medium Scan", "Compare","Copy Verify", "Write Buffer", "Read Buffer",
/* 3d-3f */ "Update Block", "Read Long", "Write Long",
};
static const char *group_2_commands[] = {
/* 40-41 */ "Change Definition", "Write Same",
/* 42-48 */ "Read Sub-Ch(cd)", "Read TOC", "Read Header(cd)", "Play Audio(cd)", unknown, "Play Audio MSF(cd)", "Play Audio Track/Index(cd)",
/* 49-4f */ "Play Track Relative(10)(cd)", unknown, "Pause/Resume(cd)", "Log Select", "Log Sense", unknown, unknown,
/* 50-55 */ unknown, unknown, unknown, unknown, unknown, "Mode Select (10)",
/* 56-5b */ unknown, unknown, unknown, unknown, "Mode Sense (10)", unknown,
/* 5c-5f */ unknown, unknown, unknown,
};
#define group(opcode) (((opcode) >> 5) & 7)
#define RESERVED_GROUP 0
#define VENDOR_GROUP 1
#define NOTEXT_GROUP 2
static const char **commands[] = {
group_0_commands, group_1_commands, group_2_commands,
(const char **) RESERVED_GROUP, (const char **) RESERVED_GROUP,
(const char **) NOTEXT_GROUP, (const char **) VENDOR_GROUP,
(const char **) VENDOR_GROUP
};
static const char reserved[] = "RESERVED";
static const char vendor[] = "VENDOR SPECIFIC";
static void print_opcodek(unsigned char opcode)
{
const char **table = commands[ group(opcode) ];
switch ((unsigned long) table) {
case RESERVED_GROUP:
printk("%s[%02x] ", reserved, opcode);
break;
case NOTEXT_GROUP:
printk("%s(notext)[%02x] ", unknown, opcode);
break;
case VENDOR_GROUP:
printk("%s[%02x] ", vendor, opcode);
break;
default:
if (table[opcode & 0x1f] != unknown)
printk("%s[%02x] ", table[opcode & 0x1f], opcode);
else
printk("%s[%02x] ", unknown, opcode);
break;
}
}
static void print_commandk (unsigned char *command)
{
int i, s;
printk(KERN_DEBUG);
print_opcodek(command[0]);
/*printk(KERN_DEBUG "%s ", __func__);*/
if ((command[0] >> 5) == 6 ||
(command[0] >> 5) == 7 ) {
s = 12; /* vender specific */
} else {
s = COMMAND_SIZE(command[0]);
}
for ( i = 1; i < s; ++i) {
printk("%02x ", command[i]);
}
switch (s) {
case 6:
printk("LBA=%d len=%d",
(((unsigned int)command[1] & 0x0f) << 16) |
( (unsigned int)command[2] << 8) |
( (unsigned int)command[3] ),
(unsigned int)command[4]
);
break;
case 10:
printk("LBA=%d len=%d",
((unsigned int)command[2] << 24) |
((unsigned int)command[3] << 16) |
((unsigned int)command[4] << 8) |
((unsigned int)command[5] ),
((unsigned int)command[7] << 8) |
((unsigned int)command[8] )
);
break;
case 12:
printk("LBA=%d len=%d",
((unsigned int)command[2] << 24) |
((unsigned int)command[3] << 16) |
((unsigned int)command[4] << 8) |
((unsigned int)command[5] ),
((unsigned int)command[6] << 24) |
((unsigned int)command[7] << 16) |
((unsigned int)command[8] << 8) |
((unsigned int)command[9] )
);
break;
default:
break;
}
printk("\n");
}
static void show_command(struct scsi_cmnd *SCpnt)
{
print_commandk(SCpnt->cmnd);
}
static void show_phase(struct scsi_cmnd *SCpnt)
{
int i = SCpnt->SCp.phase;
char *ph[] = {
"PH_UNDETERMINED",
"PH_ARBSTART",
"PH_SELSTART",
"PH_SELECTED",
"PH_COMMAND",
"PH_DATA",
"PH_STATUS",
"PH_MSG_IN",
"PH_MSG_OUT",
"PH_DISCONNECT",
"PH_RESELECT"
};
if ( i < PH_UNDETERMINED || i > PH_RESELECT ) {
printk(KERN_DEBUG "scsi phase: unknown(%d)\n", i);
return;
}
printk(KERN_DEBUG "scsi phase: %s\n", ph[i]);
return;
}
static void show_busphase(unsigned char stat)
{
switch(stat) {
case BUSPHASE_COMMAND:
printk(KERN_DEBUG "BUSPHASE_COMMAND\n");
break;
case BUSPHASE_MESSAGE_IN:
printk(KERN_DEBUG "BUSPHASE_MESSAGE_IN\n");
break;
case BUSPHASE_MESSAGE_OUT:
printk(KERN_DEBUG "BUSPHASE_MESSAGE_OUT\n");
break;
case BUSPHASE_DATA_IN:
printk(KERN_DEBUG "BUSPHASE_DATA_IN\n");
break;
case BUSPHASE_DATA_OUT:
printk(KERN_DEBUG "BUSPHASE_DATA_OUT\n");
break;
case BUSPHASE_STATUS:
printk(KERN_DEBUG "BUSPHASE_STATUS\n");
break;
case BUSPHASE_SELECT:
printk(KERN_DEBUG "BUSPHASE_SELECT\n");
break;
default:
printk(KERN_DEBUG "BUSPHASE_other\n");
break;
}
}
static void show_message(nsp_hw_data *data)
{
int i;
printk(KERN_DEBUG "msg:");
for(i=0; i < data->MsgLen; i++) {
printk(" %02x", data->MsgBuffer[i]);
}
printk("\n");
}
/* end */
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