Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /*======================================================================== |
| 2 | Debug routines for nsp_cs |
| 3 | By: YOKOTA Hiroshi <yokota@netlab.is.tsukuba.ac.jp> |
| 4 | |
| 5 | This software may be used and distributed according to the terms of |
| 6 | the GNU General Public License. |
| 7 | =========================================================================*/ |
| 8 | |
| 9 | /* $Id: nsp_debug.c,v 1.3 2003/07/26 14:21:09 elca Exp $ */ |
| 10 | |
| 11 | /* |
| 12 | * Show the command data of a command |
| 13 | */ |
| 14 | static const char unknown[] = "UNKNOWN"; |
| 15 | |
| 16 | static const char * group_0_commands[] = { |
| 17 | /* 00-03 */ "Test Unit Ready", "Rezero Unit", unknown, "Request Sense", |
| 18 | /* 04-07 */ "Format Unit", "Read Block Limits", unknown, "Reasssign Blocks", |
| 19 | /* 08-0d */ "Read (6)", unknown, "Write (6)", "Seek (6)", unknown, unknown, |
| 20 | /* 0e-12 */ unknown, "Read Reverse", "Write Filemarks", "Space", "Inquiry", |
| 21 | /* 13-16 */ unknown, "Recover Buffered Data", "Mode Select", "Reserve", |
| 22 | /* 17-1b */ "Release", "Copy", "Erase", "Mode Sense", "Start/Stop Unit", |
| 23 | /* 1c-1d */ "Receive Diagnostic", "Send Diagnostic", |
| 24 | /* 1e-1f */ "Prevent/Allow Medium Removal", unknown, |
| 25 | }; |
| 26 | |
| 27 | |
| 28 | static const char *group_1_commands[] = { |
| 29 | /* 20-22 */ unknown, unknown, unknown, |
| 30 | /* 23-28 */ unknown, unknown, "Read Capacity", unknown, unknown, "Read (10)", |
| 31 | /* 29-2d */ unknown, "Write (10)", "Seek (10)", unknown, unknown, |
| 32 | /* 2e-31 */ "Write Verify","Verify", "Search High", "Search Equal", |
| 33 | /* 32-34 */ "Search Low", "Set Limits", "Prefetch or Read Position", |
| 34 | /* 35-37 */ "Synchronize Cache","Lock/Unlock Cache", "Read Defect Data", |
| 35 | /* 38-3c */ "Medium Scan", "Compare","Copy Verify", "Write Buffer", "Read Buffer", |
| 36 | /* 3d-3f */ "Update Block", "Read Long", "Write Long", |
| 37 | }; |
| 38 | |
| 39 | |
| 40 | static const char *group_2_commands[] = { |
| 41 | /* 40-41 */ "Change Definition", "Write Same", |
| 42 | /* 42-48 */ "Read Sub-Ch(cd)", "Read TOC", "Read Header(cd)", "Play Audio(cd)", unknown, "Play Audio MSF(cd)", "Play Audio Track/Index(cd)", |
| 43 | /* 49-4f */ "Play Track Relative(10)(cd)", unknown, "Pause/Resume(cd)", "Log Select", "Log Sense", unknown, unknown, |
| 44 | /* 50-55 */ unknown, unknown, unknown, unknown, unknown, "Mode Select (10)", |
| 45 | /* 56-5b */ unknown, unknown, unknown, unknown, "Mode Sense (10)", unknown, |
| 46 | /* 5c-5f */ unknown, unknown, unknown, |
| 47 | }; |
| 48 | |
| 49 | #define group(opcode) (((opcode) >> 5) & 7) |
| 50 | |
| 51 | #define RESERVED_GROUP 0 |
| 52 | #define VENDOR_GROUP 1 |
| 53 | #define NOTEXT_GROUP 2 |
| 54 | |
| 55 | static const char **commands[] = { |
| 56 | group_0_commands, group_1_commands, group_2_commands, |
| 57 | (const char **) RESERVED_GROUP, (const char **) RESERVED_GROUP, |
| 58 | (const char **) NOTEXT_GROUP, (const char **) VENDOR_GROUP, |
| 59 | (const char **) VENDOR_GROUP |
| 60 | }; |
| 61 | |
| 62 | static const char reserved[] = "RESERVED"; |
| 63 | static const char vendor[] = "VENDOR SPECIFIC"; |
| 64 | |
| 65 | static void print_opcodek(unsigned char opcode) |
| 66 | { |
| 67 | const char **table = commands[ group(opcode) ]; |
| 68 | |
| 69 | switch ((unsigned long) table) { |
| 70 | case RESERVED_GROUP: |
| 71 | printk("%s[%02x] ", reserved, opcode); |
| 72 | break; |
| 73 | case NOTEXT_GROUP: |
| 74 | printk("%s(notext)[%02x] ", unknown, opcode); |
| 75 | break; |
| 76 | case VENDOR_GROUP: |
| 77 | printk("%s[%02x] ", vendor, opcode); |
| 78 | break; |
| 79 | default: |
| 80 | if (table[opcode & 0x1f] != unknown) |
| 81 | printk("%s[%02x] ", table[opcode & 0x1f], opcode); |
| 82 | else |
| 83 | printk("%s[%02x] ", unknown, opcode); |
| 84 | break; |
| 85 | } |
| 86 | } |
| 87 | |
| 88 | static void print_commandk (unsigned char *command) |
| 89 | { |
| 90 | int i, s; |
| 91 | printk(KERN_DEBUG); |
| 92 | print_opcodek(command[0]); |
| 93 | /*printk(KERN_DEBUG "%s ", __FUNCTION__);*/ |
| 94 | if ((command[0] >> 5) == 6 || |
| 95 | (command[0] >> 5) == 7 ) { |
| 96 | s = 12; /* vender specific */ |
| 97 | } else { |
| 98 | s = COMMAND_SIZE(command[0]); |
| 99 | } |
| 100 | for ( i = 1; i < s; ++i) { |
| 101 | printk("%02x ", command[i]); |
| 102 | } |
| 103 | |
| 104 | switch (s) { |
| 105 | case 6: |
| 106 | printk("LBA=%d len=%d", |
| 107 | (((unsigned int)command[1] & 0x0f) << 16) | |
| 108 | ( (unsigned int)command[2] << 8) | |
| 109 | ( (unsigned int)command[3] ), |
| 110 | (unsigned int)command[4] |
| 111 | ); |
| 112 | break; |
| 113 | case 10: |
| 114 | printk("LBA=%d len=%d", |
| 115 | ((unsigned int)command[2] << 24) | |
| 116 | ((unsigned int)command[3] << 16) | |
| 117 | ((unsigned int)command[4] << 8) | |
| 118 | ((unsigned int)command[5] ), |
| 119 | ((unsigned int)command[7] << 8) | |
| 120 | ((unsigned int)command[8] ) |
| 121 | ); |
| 122 | break; |
| 123 | case 12: |
| 124 | printk("LBA=%d len=%d", |
| 125 | ((unsigned int)command[2] << 24) | |
| 126 | ((unsigned int)command[3] << 16) | |
| 127 | ((unsigned int)command[4] << 8) | |
| 128 | ((unsigned int)command[5] ), |
| 129 | ((unsigned int)command[6] << 24) | |
| 130 | ((unsigned int)command[7] << 16) | |
| 131 | ((unsigned int)command[8] << 8) | |
| 132 | ((unsigned int)command[9] ) |
| 133 | ); |
| 134 | break; |
| 135 | default: |
| 136 | break; |
| 137 | } |
| 138 | printk("\n"); |
| 139 | } |
| 140 | |
| 141 | static void show_command(Scsi_Cmnd *SCpnt) |
| 142 | { |
| 143 | print_commandk(SCpnt->cmnd); |
| 144 | } |
| 145 | |
| 146 | static void show_phase(Scsi_Cmnd *SCpnt) |
| 147 | { |
| 148 | int i = SCpnt->SCp.phase; |
| 149 | |
| 150 | char *ph[] = { |
| 151 | "PH_UNDETERMINED", |
| 152 | "PH_ARBSTART", |
| 153 | "PH_SELSTART", |
| 154 | "PH_SELECTED", |
| 155 | "PH_COMMAND", |
| 156 | "PH_DATA", |
| 157 | "PH_STATUS", |
| 158 | "PH_MSG_IN", |
| 159 | "PH_MSG_OUT", |
| 160 | "PH_DISCONNECT", |
| 161 | "PH_RESELECT" |
| 162 | }; |
| 163 | |
| 164 | if ( i < PH_UNDETERMINED || i > PH_RESELECT ) { |
| 165 | printk(KERN_DEBUG "scsi phase: unknown(%d)\n", i); |
| 166 | return; |
| 167 | } |
| 168 | |
| 169 | printk(KERN_DEBUG "scsi phase: %s\n", ph[i]); |
| 170 | |
| 171 | return; |
| 172 | } |
| 173 | |
| 174 | static void show_busphase(unsigned char stat) |
| 175 | { |
| 176 | switch(stat) { |
| 177 | case BUSPHASE_COMMAND: |
| 178 | printk(KERN_DEBUG "BUSPHASE_COMMAND\n"); |
| 179 | break; |
| 180 | case BUSPHASE_MESSAGE_IN: |
| 181 | printk(KERN_DEBUG "BUSPHASE_MESSAGE_IN\n"); |
| 182 | break; |
| 183 | case BUSPHASE_MESSAGE_OUT: |
| 184 | printk(KERN_DEBUG "BUSPHASE_MESSAGE_OUT\n"); |
| 185 | break; |
| 186 | case BUSPHASE_DATA_IN: |
| 187 | printk(KERN_DEBUG "BUSPHASE_DATA_IN\n"); |
| 188 | break; |
| 189 | case BUSPHASE_DATA_OUT: |
| 190 | printk(KERN_DEBUG "BUSPHASE_DATA_OUT\n"); |
| 191 | break; |
| 192 | case BUSPHASE_STATUS: |
| 193 | printk(KERN_DEBUG "BUSPHASE_STATUS\n"); |
| 194 | break; |
| 195 | case BUSPHASE_SELECT: |
| 196 | printk(KERN_DEBUG "BUSPHASE_SELECT\n"); |
| 197 | break; |
| 198 | default: |
| 199 | printk(KERN_DEBUG "BUSPHASE_other\n"); |
| 200 | break; |
| 201 | } |
| 202 | } |
| 203 | |
| 204 | static void show_message(nsp_hw_data *data) |
| 205 | { |
| 206 | int i; |
| 207 | |
| 208 | printk(KERN_DEBUG "msg:"); |
| 209 | for(i=0; i < data->MsgLen; i++) { |
| 210 | printk(" %02x", data->MsgBuffer[i]); |
| 211 | } |
| 212 | printk("\n"); |
| 213 | } |
| 214 | |
| 215 | /* end */ |