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linux/drivers/scsi/qla4xxx/ql4_dbg.c
David Somayajulu afaf5a2d34 [SCSI] Initial Commit of qla4xxx 
open-iSCSI driver for Qlogic Corporation's iSCSI HBAs

Signed-off-by: Ravi Anand <ravi.anand@qlogic.com>
Signed-off-by: David Somayajulu <david.somayajulu@qlogic.com>
Signed-off-by: Doug Maxey <dwm@bubba.enoyolf.org>
Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2006-10-04 13:34:04 -05:00

198 lines
7.2 KiB
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/*
* QLogic iSCSI HBA Driver
* Copyright (c) 2003-2006 QLogic Corporation
*
* See LICENSE.qla4xxx for copyright and licensing details.
*/
#include "ql4_def.h"
#include <scsi/scsi_dbg.h>
static void qla4xxx_print_srb_info(struct srb * srb)
{
printk("%s: srb = 0x%p, flags=0x%02x\n", __func__, srb, srb->flags);
printk("%s: cmd = 0x%p, saved_dma_handle = 0x%lx\n",
__func__, srb->cmd, (unsigned long) srb->dma_handle);
printk("%s: fw_ddb_index = %d, lun = %d\n",
__func__, srb->fw_ddb_index, srb->cmd->device->lun);
printk("%s: iocb_tov = %d\n",
__func__, srb->iocb_tov);
printk("%s: cc_stat = 0x%x, r_start = 0x%lx, u_start = 0x%lx\n\n",
__func__, srb->cc_stat, srb->r_start, srb->u_start);
}
void qla4xxx_print_scsi_cmd(struct scsi_cmnd *cmd)
{
printk("SCSI Command = 0x%p, Handle=0x%p\n", cmd, cmd->host_scribble);
printk(" b=%d, t=%02xh, l=%02xh, cmd_len = %02xh\n",
cmd->device->channel, cmd->device->id, cmd->device->lun,
cmd->cmd_len);
scsi_print_command(cmd);
printk(" seg_cnt = %d\n", cmd->use_sg);
printk(" request buffer = 0x%p, request buffer len = 0x%x\n",
cmd->request_buffer, cmd->request_bufflen);
if (cmd->use_sg) {
struct scatterlist *sg;
sg = (struct scatterlist *)cmd->request_buffer;
printk(" SG buffer: \n");
qla4xxx_dump_buffer((caddr_t) sg,
(cmd->use_sg * sizeof(*sg)));
}
printk(" tag = %d, transfersize = 0x%x \n", cmd->tag,
cmd->transfersize);
printk(" Pid = %d, SP = 0x%p\n", (int)cmd->pid, cmd->SCp.ptr);
printk(" underflow size = 0x%x, direction=0x%x\n", cmd->underflow,
cmd->sc_data_direction);
printk(" Current time (jiffies) = 0x%lx, "
"timeout expires = 0x%lx\n", jiffies, cmd->eh_timeout.expires);
qla4xxx_print_srb_info((struct srb *) cmd->SCp.ptr);
}
void __dump_registers(struct scsi_qla_host *ha)
{
uint8_t i;
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)) {
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)) {
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);
}
}
void qla4xxx_dump_mbox_registers(struct scsi_qla_host *ha)
{
unsigned long flags = 0;
int i = 0;
spin_lock_irqsave(&ha->hardware_lock, flags);
for (i = 1; i < MBOX_REG_COUNT; i++)
printk(KERN_INFO " Mailbox[%d] = %08x\n", i,
readw(&ha->reg->mailbox[i]));
spin_unlock_irqrestore(&ha->hardware_lock, flags);
}
void qla4xxx_dump_registers(struct scsi_qla_host *ha)
{
unsigned long flags = 0;
spin_lock_irqsave(&ha->hardware_lock, flags);
__dump_registers(ha);
spin_unlock_irqrestore(&ha->hardware_lock, flags);
}
void qla4xxx_dump_buffer(void *b, uint32_t size)
{
uint32_t cnt;
uint8_t *c = b;
printk(" 0 1 2 3 4 5 6 7 8 9 Ah Bh Ch Dh Eh "
"Fh\n");
printk("------------------------------------------------------------"
"--\n");
for (cnt = 0; cnt < size; cnt++, c++) {
printk(KERN_DEBUG "%02x", *c);
if (!(cnt % 16))
printk(KERN_DEBUG "\n");
else
printk(KERN_DEBUG " ");
}
if (cnt % 16)
printk(KERN_DEBUG "\n");
}
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