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