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Commit 91a772a4 authored by Karen Higgins's avatar Karen Higgins Committed by James Bottomley
Browse files

[SCSI] qla4xxx: dump mailbox registers on System Error

parent 6434080b
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+101 −0
Original line number Diff line number Diff line
@@ -30,3 +30,104 @@ void qla4xxx_dump_buffer(void *b, uint32_t size)
	printk(KERN_INFO "\n");
}

void qla4xxx_dump_registers(struct scsi_qla_host *ha)
{
	uint8_t i;

	if (is_qla8022(ha)) {
		for (i = 1; i < MBOX_REG_COUNT; i++)
			printk(KERN_INFO "mailbox[%d]     = 0x%08X\n",
			    i, readl(&ha->qla4_8xxx_reg->mailbox_in[i]));
		return;
	}

	for (i = 0; i < MBOX_REG_COUNT; i++) {
		printk(KERN_INFO "0x%02X mailbox[%d]      = 0x%08X\n",
		    (uint8_t) offsetof(struct isp_reg, mailbox[i]), i,
		    readw(&ha->reg->mailbox[i]));
	}

	printk(KERN_INFO "0x%02X flash_address            = 0x%08X\n",
	    (uint8_t) offsetof(struct isp_reg, flash_address),
	    readw(&ha->reg->flash_address));
	printk(KERN_INFO "0x%02X flash_data               = 0x%08X\n",
	    (uint8_t) offsetof(struct isp_reg, flash_data),
	    readw(&ha->reg->flash_data));
	printk(KERN_INFO "0x%02X ctrl_status              = 0x%08X\n",
	    (uint8_t) offsetof(struct isp_reg, ctrl_status),
	    readw(&ha->reg->ctrl_status));

	if (is_qla4010(ha)) {
		printk(KERN_INFO "0x%02X nvram            = 0x%08X\n",
		    (uint8_t) offsetof(struct isp_reg, u1.isp4010.nvram),
		    readw(&ha->reg->u1.isp4010.nvram));
	} else if (is_qla4022(ha) | is_qla4032(ha)) {
		printk(KERN_INFO "0x%02X intr_mask        = 0x%08X\n",
		    (uint8_t) offsetof(struct isp_reg, u1.isp4022.intr_mask),
		    readw(&ha->reg->u1.isp4022.intr_mask));
		printk(KERN_INFO "0x%02X nvram            = 0x%08X\n",
		    (uint8_t) offsetof(struct isp_reg, u1.isp4022.nvram),
		    readw(&ha->reg->u1.isp4022.nvram));
		printk(KERN_INFO "0x%02X semaphore	  = 0x%08X\n",
		    (uint8_t) offsetof(struct isp_reg, u1.isp4022.semaphore),
		    readw(&ha->reg->u1.isp4022.semaphore));
	}
	printk(KERN_INFO "0x%02X req_q_in                 = 0x%08X\n",
	    (uint8_t) offsetof(struct isp_reg, req_q_in),
	    readw(&ha->reg->req_q_in));
	printk(KERN_INFO "0x%02X rsp_q_out                = 0x%08X\n",
	    (uint8_t) offsetof(struct isp_reg, rsp_q_out),
	    readw(&ha->reg->rsp_q_out));

	if (is_qla4010(ha)) {
		printk(KERN_INFO "0x%02X ext_hw_conf      = 0x%08X\n",
		    (uint8_t) offsetof(struct isp_reg, u2.isp4010.ext_hw_conf),
		    readw(&ha->reg->u2.isp4010.ext_hw_conf));
		printk(KERN_INFO "0x%02X port_ctrl        = 0x%08X\n",
		    (uint8_t) offsetof(struct isp_reg, u2.isp4010.port_ctrl),
		    readw(&ha->reg->u2.isp4010.port_ctrl));
		printk(KERN_INFO "0x%02X port_status      = 0x%08X\n",
		    (uint8_t) offsetof(struct isp_reg, u2.isp4010.port_status),
		    readw(&ha->reg->u2.isp4010.port_status));
		printk(KERN_INFO "0x%02X req_q_out        = 0x%08X\n",
		    (uint8_t) offsetof(struct isp_reg, u2.isp4010.req_q_out),
		    readw(&ha->reg->u2.isp4010.req_q_out));
		printk(KERN_INFO "0x%02X gp_out           = 0x%08X\n",
		    (uint8_t) offsetof(struct isp_reg, u2.isp4010.gp_out),
		    readw(&ha->reg->u2.isp4010.gp_out));
		printk(KERN_INFO "0x%02X gp_in	          = 0x%08X\n",
		    (uint8_t) offsetof(struct isp_reg, u2.isp4010.gp_in),
		    readw(&ha->reg->u2.isp4010.gp_in));
		printk(KERN_INFO "0x%02X port_err_status  = 0x%08X\n", (uint8_t)
		    offsetof(struct isp_reg, u2.isp4010.port_err_status),
		    readw(&ha->reg->u2.isp4010.port_err_status));
	} else if (is_qla4022(ha) | is_qla4032(ha)) {
		printk(KERN_INFO "Page 0 Registers:\n");
		printk(KERN_INFO "0x%02X ext_hw_conf      = 0x%08X\n", (uint8_t)
		    offsetof(struct isp_reg, u2.isp4022.p0.ext_hw_conf),
		    readw(&ha->reg->u2.isp4022.p0.ext_hw_conf));
		printk(KERN_INFO "0x%02X port_ctrl        = 0x%08X\n", (uint8_t)
		    offsetof(struct isp_reg, u2.isp4022.p0.port_ctrl),
		    readw(&ha->reg->u2.isp4022.p0.port_ctrl));
		printk(KERN_INFO "0x%02X port_status      = 0x%08X\n", (uint8_t)
		    offsetof(struct isp_reg, u2.isp4022.p0.port_status),
		    readw(&ha->reg->u2.isp4022.p0.port_status));
		printk(KERN_INFO "0x%02X gp_out           = 0x%08X\n",
		    (uint8_t) offsetof(struct isp_reg, u2.isp4022.p0.gp_out),
		    readw(&ha->reg->u2.isp4022.p0.gp_out));
		printk(KERN_INFO "0x%02X gp_in            = 0x%08X\n",
		    (uint8_t) offsetof(struct isp_reg, u2.isp4022.p0.gp_in),
		    readw(&ha->reg->u2.isp4022.p0.gp_in));
		printk(KERN_INFO "0x%02X port_err_status  = 0x%08X\n", (uint8_t)
		    offsetof(struct isp_reg, u2.isp4022.p0.port_err_status),
		    readw(&ha->reg->u2.isp4022.p0.port_err_status));
		printk(KERN_INFO "Page 1 Registers:\n");
		writel(HOST_MEM_CFG_PAGE & set_rmask(CSR_SCSI_PAGE_SELECT),
		    &ha->reg->ctrl_status);
		printk(KERN_INFO "0x%02X req_q_out        = 0x%08X\n",
		    (uint8_t) offsetof(struct isp_reg, u2.isp4022.p1.req_q_out),
		    readw(&ha->reg->u2.isp4022.p1.req_q_out));
		writel(PORT_CTRL_STAT_PAGE & set_rmask(CSR_SCSI_PAGE_SELECT),
		    &ha->reg->ctrl_status);
	}
}
+1 −0
Original line number Diff line number Diff line
@@ -94,6 +94,7 @@ void qla4xxx_process_response_queue(struct scsi_qla_host *ha);
void qla4xxx_wake_dpc(struct scsi_qla_host *ha);
void qla4xxx_get_conn_event_log(struct scsi_qla_host *ha);
void qla4xxx_mailbox_premature_completion(struct scsi_qla_host *ha);
void qla4xxx_dump_registers(struct scsi_qla_host *ha);

void qla4_8xxx_pci_config(struct scsi_qla_host *);
int qla4_8xxx_iospace_config(struct scsi_qla_host *ha);
+2 −0
Original line number Diff line number Diff line
@@ -487,6 +487,8 @@ static void qla4xxx_isr_decode_mailbox(struct scsi_qla_host * ha,
		case MBOX_ASTS_SYSTEM_ERROR:
			/* Log Mailbox registers */
			ql4_printk(KERN_INFO, ha, "%s: System Err\n", __func__);
			qla4xxx_dump_registers(ha);

			if (ql4xdontresethba) {
				DEBUG2(printk("scsi%ld: %s:Don't Reset HBA\n",
				    ha->host_no, __func__));