dasd_3990_erp.c

来自「linux-2.4.29操作系统的源码」· C语言 代码 · 共 1,977 行 · 第 1/5 页

dasd_3990_erp_action_5 (ccw_req_t *erp)
{

        /* first of all retry */
        erp->retries = 10;
        erp->function = dasd_3990_erp_action_5;

        return erp;

} /* end dasd_3990_erp_action_5 */

/*
 * DASD_3990_HANDLE_ENV_DATA
 *
 * DESCRIPTION
 *   Handles 24 byte 'Environmental data present'.
 *   Does a analysis of the sense data (message Format)
 *   and prints the error messages.
 *
 * PARAMETER
 *   sense              current sense data
 *   
 * RETURN VALUES
 *   void
 */
void
dasd_3990_handle_env_data (ccw_req_t *erp,
                           char      *sense)
{

        dasd_device_t *device = erp->device;
	char msg_format       = (sense[7] & 0xF0);
	char msg_no           = (sense[7] & 0x0F);
        

	switch (msg_format) {
	case 0x00:	/* Format 0 - Program or System Checks */

		if (sense[1] & 0x10) {	/* check message to operator bit */

			switch (msg_no) {
			case 0x00:	/* No Message */
				break;
			case 0x01:
                                DEV_MESSAGE (KERN_WARNING, device, "%s",
                                             "FORMAT 0 - Invalid Command");
				break;
			case 0x02:
                                DEV_MESSAGE (KERN_WARNING, device, "%s",
                                             "FORMAT 0 - Invalid Command "
                                             "Sequence");
				break;
			case 0x03:
                                DEV_MESSAGE (KERN_WARNING, device, "%s",
                                             "FORMAT 0 - CCW Count less than "
                                             "required");
				break;
			case 0x04:
                                DEV_MESSAGE (KERN_WARNING, device, "%s",
                                             "FORMAT 0 - Invalid Parameter");
				break;
			case 0x05:
                                DEV_MESSAGE (KERN_WARNING, device, "%s",
                                             "FORMAT 0 - Diagnostic of Sepecial"
                                             " Command Violates File Mask");
				break;
			case 0x07:
                                DEV_MESSAGE (KERN_WARNING, device, "%s",
                                             "FORMAT 0 - Channel Returned with "
                                             "Incorrect retry CCW");
				break;
			case 0x08:
                                DEV_MESSAGE (KERN_WARNING, device, "%s",
                                             "FORMAT 0 - Reset Notification");
				break;
			case 0x09:
                                DEV_MESSAGE (KERN_WARNING, device, "%s",
                                             "FORMAT 0 - Storage Path Restart");
				break;
			case 0x0A:
                                DEV_MESSAGE (KERN_WARNING, device,
                                             "FORMAT 0 - Channel requested "
                                             "... %02x",
                                             sense[8]);
				break;
			case 0x0B:
                                DEV_MESSAGE (KERN_WARNING, device, "%s",
                                             "FORMAT 0 - Invalid Defective/"
                                             "Alternate Track Pointer");
				break;
			case 0x0C:
                                DEV_MESSAGE (KERN_WARNING, device, "%s",
                                             "FORMAT 0 - DPS Installation "
                                             "Check");
				break;
			case 0x0E:
                                DEV_MESSAGE (KERN_WARNING, device, "%s",
                                             "FORMAT 0 - Command Invalid on "
                                             "Secondary Address");
				break;
			case 0x0F:
                                DEV_MESSAGE (KERN_WARNING, device,
                                             "FORMAT 0 - Status Not As "
                                             "Required: reason %02x",
                                             sense[8]);
				break;
			default:
                                DEV_MESSAGE (KERN_WARNING, device, "%s",
                                             "FORMAT 0 - Reseved");
			}
		} else {
			switch (msg_no) {
			case 0x00:	/* No Message */
				break;
			case 0x01:
                                DEV_MESSAGE (KERN_WARNING, device, "%s",
                                             "FORMAT 0 - Device Error Source");
				break;
			case 0x02:
                                DEV_MESSAGE (KERN_WARNING, device, "%s",
                                             "FORMAT 0 - Reserved");
				break;
			case 0x03:
                                DEV_MESSAGE (KERN_WARNING, device,
                                             "FORMAT 0 - Device Fenced - "
                                             "device = %02x",
                                             sense[4]);
				break;
			case 0x04:
                                DEV_MESSAGE (KERN_WARNING, device, "%s",
                                             "FORMAT 0 - Data Pinned for "
                                             "Device");
				break;
			default:
                                DEV_MESSAGE (KERN_WARNING, device, "%s",
                                             "FORMAT 0 - Reserved");
			}
                }
                break;
		
	case 0x10:	/* Format 1 - Device Equipment Checks */
		switch (msg_no) {
		case 0x00:	/* No Message */
			break;
		case 0x01:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 1 - Device Status 1 not as "
                                     "expected");
			break;
		case 0x03:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 1 - Index missing");
			break;
		case 0x04:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 1 - Interruption cannot be reset");
			break;
		case 0x05:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 1 - Device did not respond to "
                                     "selection");
			break;
		case 0x06:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 1 - Device check-2 error or Set "
                                     "Sector is not complete");
			break;
		case 0x07:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 1 - Head address does not "
                                     "compare");
			break;
		case 0x08:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 1 - Device status 1 not valid");
			break;
		case 0x09:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 1 - Device not ready");
			break;
		case 0x0A:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 1 - Track physical address did "
                                     "not compare");
			break;
		case 0x0B:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 1 - Missing device address bit");
			break;
		case 0x0C:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 1 - Drive motor switch is off");
			break;
		case 0x0D:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 1 - Seek incomplete");
			break;
		case 0x0E:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 1 - Cylinder address did not "
                                     "compare");
			break;
		case 0x0F:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 1 - Offset active cannot be "
                                     "reset");
			break;
		default:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 1 - Reserved");
		}
                break;		
                        
	case 0x20:	/* Format 2 - 3990 Equipment Checks */
		switch (msg_no) {
		case 0x08:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 2 - 3990 check-2 error");
			break;
		case 0x0E:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 2 - Support facility errors");
			break;
		case 0x0F:
                        DEV_MESSAGE (KERN_WARNING, device,
                                     "FORMAT 2 - Microcode detected error %02x",
                                     sense[8]);
			break;
		default:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 2 - Reserved");
		}
                break;		

	case 0x30:	/* Format 3 - 3990 Control Checks */
		switch (msg_no) {
		case 0x0F:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 3 - Allegiance terminated");
			break;
		default:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 3 - Reserved");
		}
                break;		

	case 0x40:	/* Format 4 - Data Checks */
		switch (msg_no) {
		case 0x00:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 4 - Home address area error");
			break;
		case 0x01:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 4 - Count area error");
			break;
		case 0x02:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 4 - Key area error");
			break;
		case 0x03:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 4 - Data area error");
			break;
		case 0x04:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 4 - No sync byte in home address "
                                      "area");
			break;
		case 0x05:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 4 - No sync byte in count address "
                                     "area");
			break;
		case 0x06:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 4 - No sync byte in key area");
			break;
		case 0x07:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 4 - No sync byte in data area");
			break;
		case 0x08:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 4 - Home address area error; "
                                     "offset active");
			break;
		case 0x09:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 4 - Count area error; offset "
                                     "active");
			break;
		case 0x0A:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 4 - Key area error; offset "
                                     "active");
			break;
		case 0x0B:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 4 - Data area error; "
                                     "offset active");
			break;
		case 0x0C:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 4 - No sync byte in home "
                                     "address area; offset active");
			break;
		case 0x0D:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 4 - No syn byte in count "
                                     "address area; offset active");
			break;
		case 0x0E:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 4 - No sync byte in key area; "
                                     "offset active");
			break;
		case 0x0F:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 4 - No syn byte in data area; "
                                     "offset active");
			break;
		default:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 4 - Reserved");
		}
                break;		

	case 0x50:	/* Format 5 - Data Check with displacement information */
		switch (msg_no) {
		case 0x00:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 5 - Data Check in the "
                                     "home address area");
			break;
		case 0x01:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 5 - Data Check in the count area");
			break;
		case 0x02:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 5 - Data Check in the key area");
			break;
		case 0x03:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 5 - Data Check in the data area");
			break;
		case 0x08:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 5 - Data Check in the "
                                     "home address area; offset active");
			break;
		case 0x09:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 5 - Data Check in the count area; "
                                     "offset active");
			break;
		case 0x0A:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 5 - Data Check in the key area; "
                                     "offset active");
			break;
		case 0x0B:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 5 - Data Check in the data area; "
                                     "offset active");
			break;
		default:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 5 - Reserved");
		}
                break;		

	case 0x60:	/* Format 6 - Usage Statistics/Overrun Errors */
		switch (msg_no) {
		case 0x00:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 6 - Overrun on channel A");
			break;
		case 0x01:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 6 - Overrun on channel B");
			break;
		case 0x02:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 6 - Overrun on channel C");
			break;
		case 0x03:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 6 - Overrun on channel D");
			break;
		case 0x04:
                        DEV_MESSAGE (KERN_WARNING, device, "%s",
                                     "FORMAT 6 - Overrun on channel E");
			break;
		case 0x05: