From ec766865633be4a36803fa33ee518c4166cfc459 Mon Sep 17 00:00:00 2001 From: Gerd Hoffmann Date: Thu, 26 Nov 2009 15:34:01 +0100 Subject: [PATCH] scsi: add scsi_req_print() Handy for debugging. Signed-off-by: Gerd Hoffmann Signed-off-by: Anthony Liguori --- hw/scsi-bus.c | 114 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ hw/scsi.h | 1 + 2 files changed, 115 insertions(+) diff --git a/hw/scsi-bus.c b/hw/scsi-bus.c index 2e4fd3874c..e362671d87 100644 --- a/hw/scsi-bus.c +++ b/hw/scsi-bus.c @@ -364,6 +364,120 @@ int scsi_req_parse(SCSIRequest *req, uint8_t *buf) return 0; } +static const char *scsi_command_name(uint8_t cmd) +{ + static const char *names[] = { + [ TEST_UNIT_READY ] = "TEST_UNIT_READY", + [ REZERO_UNIT ] = "REZERO_UNIT", + [ REQUEST_SENSE ] = "REQUEST_SENSE", + [ FORMAT_UNIT ] = "FORMAT_UNIT", + [ READ_BLOCK_LIMITS ] = "READ_BLOCK_LIMITS", + [ REASSIGN_BLOCKS ] = "REASSIGN_BLOCKS", + [ READ_6 ] = "READ_6", + [ WRITE_6 ] = "WRITE_6", + [ SEEK_6 ] = "SEEK_6", + [ READ_REVERSE ] = "READ_REVERSE", + [ WRITE_FILEMARKS ] = "WRITE_FILEMARKS", + [ SPACE ] = "SPACE", + [ INQUIRY ] = "INQUIRY", + [ RECOVER_BUFFERED_DATA ] = "RECOVER_BUFFERED_DATA", + [ MODE_SELECT ] = "MODE_SELECT", + [ RESERVE ] = "RESERVE", + [ RELEASE ] = "RELEASE", + [ COPY ] = "COPY", + [ ERASE ] = "ERASE", + [ MODE_SENSE ] = "MODE_SENSE", + [ START_STOP ] = "START_STOP", + [ RECEIVE_DIAGNOSTIC ] = "RECEIVE_DIAGNOSTIC", + [ SEND_DIAGNOSTIC ] = "SEND_DIAGNOSTIC", + [ ALLOW_MEDIUM_REMOVAL ] = "ALLOW_MEDIUM_REMOVAL", + + [ SET_WINDOW ] = "SET_WINDOW", + [ READ_CAPACITY ] = "READ_CAPACITY", + [ READ_10 ] = "READ_10", + [ WRITE_10 ] = "WRITE_10", + [ SEEK_10 ] = "SEEK_10", + [ WRITE_VERIFY ] = "WRITE_VERIFY", + [ VERIFY ] = "VERIFY", + [ SEARCH_HIGH ] = "SEARCH_HIGH", + [ SEARCH_EQUAL ] = "SEARCH_EQUAL", + [ SEARCH_LOW ] = "SEARCH_LOW", + [ SET_LIMITS ] = "SET_LIMITS", + [ PRE_FETCH ] = "PRE_FETCH", + [ READ_POSITION ] = "READ_POSITION", + [ SYNCHRONIZE_CACHE ] = "SYNCHRONIZE_CACHE", + [ LOCK_UNLOCK_CACHE ] = "LOCK_UNLOCK_CACHE", + [ READ_DEFECT_DATA ] = "READ_DEFECT_DATA", + [ MEDIUM_SCAN ] = "MEDIUM_SCAN", + [ COMPARE ] = "COMPARE", + [ COPY_VERIFY ] = "COPY_VERIFY", + [ WRITE_BUFFER ] = "WRITE_BUFFER", + [ READ_BUFFER ] = "READ_BUFFER", + [ UPDATE_BLOCK ] = "UPDATE_BLOCK", + [ READ_LONG ] = "READ_LONG", + [ WRITE_LONG ] = "WRITE_LONG", + [ CHANGE_DEFINITION ] = "CHANGE_DEFINITION", + [ WRITE_SAME ] = "WRITE_SAME", + [ READ_TOC ] = "READ_TOC", + [ LOG_SELECT ] = "LOG_SELECT", + [ LOG_SENSE ] = "LOG_SENSE", + [ MODE_SELECT_10 ] = "MODE_SELECT_10", + [ RESERVE_10 ] = "RESERVE_10", + [ RELEASE_10 ] = "RELEASE_10", + [ MODE_SENSE_10 ] = "MODE_SENSE_10", + [ PERSISTENT_RESERVE_IN ] = "PERSISTENT_RESERVE_IN", + [ PERSISTENT_RESERVE_OUT ] = "PERSISTENT_RESERVE_OUT", + [ MOVE_MEDIUM ] = "MOVE_MEDIUM", + [ READ_12 ] = "READ_12", + [ WRITE_12 ] = "WRITE_12", + [ WRITE_VERIFY_12 ] = "WRITE_VERIFY_12", + [ SEARCH_HIGH_12 ] = "SEARCH_HIGH_12", + [ SEARCH_EQUAL_12 ] = "SEARCH_EQUAL_12", + [ SEARCH_LOW_12 ] = "SEARCH_LOW_12", + [ READ_ELEMENT_STATUS ] = "READ_ELEMENT_STATUS", + [ SEND_VOLUME_TAG ] = "SEND_VOLUME_TAG", + [ WRITE_LONG_2 ] = "WRITE_LONG_2", + + [ REWIND ] = "REWIND", + [ REPORT_DENSITY_SUPPORT ] = "REPORT_DENSITY_SUPPORT", + [ LOAD_UNLOAD ] = "LOAD_UNLOAD", + [ SET_CD_SPEED ] = "SET_CD_SPEED", + [ BLANK ] = "BLANK", + }; + + if (cmd >= ARRAY_SIZE(names) || names[cmd] == NULL) + return "*UNKNOWN*"; + return names[cmd]; +} + +void scsi_req_print(SCSIRequest *req) +{ + FILE *fp = stderr; + int i; + + fprintf(fp, "[%s id=%d] %s", + req->dev->qdev.parent_bus->name, + req->dev->id, + scsi_command_name(req->cmd.buf[0])); + for (i = 1; i < req->cmd.len; i++) { + fprintf(fp, " 0x%02x", req->cmd.buf[i]); + } + switch (req->cmd.mode) { + case SCSI_XFER_NONE: + fprintf(fp, " - none\n"); + break; + case SCSI_XFER_FROM_DEV: + fprintf(fp, " - from-dev len=%zd\n", req->cmd.xfer); + break; + case SCSI_XFER_TO_DEV: + fprintf(fp, " - to-dev len=%zd\n", req->cmd.xfer); + break; + default: + fprintf(fp, " - Oops\n"); + break; + } +} + void scsi_req_complete(SCSIRequest *req) { assert(req->status != -1); diff --git a/hw/scsi.h b/hw/scsi.h index 2fe8c12060..8f0200d163 100644 --- a/hw/scsi.h +++ b/hw/scsi.h @@ -107,6 +107,7 @@ SCSIRequest *scsi_req_find(SCSIDevice *d, uint32_t tag); void scsi_req_free(SCSIRequest *req); int scsi_req_parse(SCSIRequest *req, uint8_t *buf); +void scsi_req_print(SCSIRequest *req); void scsi_req_complete(SCSIRequest *req); #endif -- 2.11.4.GIT