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kernel_samsung_sm7125/drivers/scsi/qla2xxx/qla_dbg.c

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/*
* QLOGIC LINUX SOFTWARE
*
* QLogic ISP2x00 device driver for Linux 2.6.x
* Copyright (C) 2003-2004 QLogic Corporation
* (www.qlogic.com)
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2, or (at your option) any
* later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
*/
#include "qla_def.h"
#include <linux/delay.h>
static int qla_uprintf(char **, char *, ...);
/**
* qla2300_fw_dump() - Dumps binary data from the 2300 firmware.
* @ha: HA context
* @hardware_locked: Called with the hardware_lock
*/
void
qla2300_fw_dump(scsi_qla_host_t *ha, int hardware_locked)
{
int rval;
uint32_t cnt, timer;
uint32_t risc_address;
uint16_t mb0, mb2;
uint32_t stat;
device_reg_t __iomem *reg = ha->iobase;
uint16_t __iomem *dmp_reg;
unsigned long flags;
struct qla2300_fw_dump *fw;
uint32_t dump_size, data_ram_cnt;
risc_address = data_ram_cnt = 0;
mb0 = mb2 = 0;
flags = 0;
if (!hardware_locked)
spin_lock_irqsave(&ha->hardware_lock, flags);
if (ha->fw_dump != NULL) {
qla_printk(KERN_WARNING, ha,
"Firmware has been previously dumped (%p) -- ignoring "
"request...\n", ha->fw_dump);
goto qla2300_fw_dump_failed;
}
/* Allocate (large) dump buffer. */
dump_size = sizeof(struct qla2300_fw_dump);
dump_size += (ha->fw_memory_size - 0x11000) * sizeof(uint16_t);
ha->fw_dump_order = get_order(dump_size);
ha->fw_dump = (struct qla2300_fw_dump *) __get_free_pages(GFP_ATOMIC,
ha->fw_dump_order);
if (ha->fw_dump == NULL) {
qla_printk(KERN_WARNING, ha,
"Unable to allocated memory for firmware dump (%d/%d).\n",
ha->fw_dump_order, dump_size);
goto qla2300_fw_dump_failed;
}
fw = ha->fw_dump;
rval = QLA_SUCCESS;
fw->hccr = RD_REG_WORD(&reg->hccr);
/* Pause RISC. */
WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
if (IS_QLA2300(ha)) {
for (cnt = 30000;
(RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) == 0 &&
rval == QLA_SUCCESS; cnt--) {
if (cnt)
udelay(100);
else
rval = QLA_FUNCTION_TIMEOUT;
}
} else {
RD_REG_WORD(&reg->hccr); /* PCI Posting. */
udelay(10);
}
if (rval == QLA_SUCCESS) {
dmp_reg = (uint16_t __iomem *)(reg + 0);
for (cnt = 0; cnt < sizeof(fw->pbiu_reg) / 2; cnt++)
fw->pbiu_reg[cnt] = RD_REG_WORD(dmp_reg++);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0x10);
for (cnt = 0; cnt < sizeof(fw->risc_host_reg) / 2; cnt++)
fw->risc_host_reg[cnt] = RD_REG_WORD(dmp_reg++);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0x40);
for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++)
fw->mailbox_reg[cnt] = RD_REG_WORD(dmp_reg++);
WRT_REG_WORD(&reg->ctrl_status, 0x40);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0x80);
for (cnt = 0; cnt < sizeof(fw->resp_dma_reg) / 2; cnt++)
fw->resp_dma_reg[cnt] = RD_REG_WORD(dmp_reg++);
WRT_REG_WORD(&reg->ctrl_status, 0x50);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0x80);
for (cnt = 0; cnt < sizeof(fw->dma_reg) / 2; cnt++)
fw->dma_reg[cnt] = RD_REG_WORD(dmp_reg++);
WRT_REG_WORD(&reg->ctrl_status, 0x00);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0xA0);
for (cnt = 0; cnt < sizeof(fw->risc_hdw_reg) / 2; cnt++)
fw->risc_hdw_reg[cnt] = RD_REG_WORD(dmp_reg++);
WRT_REG_WORD(&reg->pcr, 0x2000);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0x80);
for (cnt = 0; cnt < sizeof(fw->risc_gp0_reg) / 2; cnt++)
fw->risc_gp0_reg[cnt] = RD_REG_WORD(dmp_reg++);
WRT_REG_WORD(&reg->pcr, 0x2200);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0x80);
for (cnt = 0; cnt < sizeof(fw->risc_gp1_reg) / 2; cnt++)
fw->risc_gp1_reg[cnt] = RD_REG_WORD(dmp_reg++);
WRT_REG_WORD(&reg->pcr, 0x2400);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0x80);
for (cnt = 0; cnt < sizeof(fw->risc_gp2_reg) / 2; cnt++)
fw->risc_gp2_reg[cnt] = RD_REG_WORD(dmp_reg++);
WRT_REG_WORD(&reg->pcr, 0x2600);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0x80);
for (cnt = 0; cnt < sizeof(fw->risc_gp3_reg) / 2; cnt++)
fw->risc_gp3_reg[cnt] = RD_REG_WORD(dmp_reg++);
WRT_REG_WORD(&reg->pcr, 0x2800);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0x80);
for (cnt = 0; cnt < sizeof(fw->risc_gp4_reg) / 2; cnt++)
fw->risc_gp4_reg[cnt] = RD_REG_WORD(dmp_reg++);
WRT_REG_WORD(&reg->pcr, 0x2A00);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0x80);
for (cnt = 0; cnt < sizeof(fw->risc_gp5_reg) / 2; cnt++)
fw->risc_gp5_reg[cnt] = RD_REG_WORD(dmp_reg++);
WRT_REG_WORD(&reg->pcr, 0x2C00);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0x80);
for (cnt = 0; cnt < sizeof(fw->risc_gp6_reg) / 2; cnt++)
fw->risc_gp6_reg[cnt] = RD_REG_WORD(dmp_reg++);
WRT_REG_WORD(&reg->pcr, 0x2E00);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0x80);
for (cnt = 0; cnt < sizeof(fw->risc_gp7_reg) / 2; cnt++)
fw->risc_gp7_reg[cnt] = RD_REG_WORD(dmp_reg++);
WRT_REG_WORD(&reg->ctrl_status, 0x10);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0x80);
for (cnt = 0; cnt < sizeof(fw->frame_buf_hdw_reg) / 2; cnt++)
fw->frame_buf_hdw_reg[cnt] = RD_REG_WORD(dmp_reg++);
WRT_REG_WORD(&reg->ctrl_status, 0x20);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0x80);
for (cnt = 0; cnt < sizeof(fw->fpm_b0_reg) / 2; cnt++)
fw->fpm_b0_reg[cnt] = RD_REG_WORD(dmp_reg++);
WRT_REG_WORD(&reg->ctrl_status, 0x30);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0x80);
for (cnt = 0; cnt < sizeof(fw->fpm_b1_reg) / 2; cnt++)
fw->fpm_b1_reg[cnt] = RD_REG_WORD(dmp_reg++);
/* Reset RISC. */
WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
for (cnt = 0; cnt < 30000; cnt++) {
if ((RD_REG_WORD(&reg->ctrl_status) &
CSR_ISP_SOFT_RESET) == 0)
break;
udelay(10);
}
}
if (!IS_QLA2300(ha)) {
for (cnt = 30000; RD_MAILBOX_REG(ha, reg, 0) != 0 &&
rval == QLA_SUCCESS; cnt--) {
if (cnt)
udelay(100);
else
rval = QLA_FUNCTION_TIMEOUT;
}
}
if (rval == QLA_SUCCESS) {
/* Get RISC SRAM. */
risc_address = 0x800;
WRT_MAILBOX_REG(ha, reg, 0, MBC_READ_RAM_WORD);
clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
}
for (cnt = 0; cnt < sizeof(fw->risc_ram) / 2 && rval == QLA_SUCCESS;
cnt++, risc_address++) {
WRT_MAILBOX_REG(ha, reg, 1, (uint16_t)risc_address);
WRT_REG_WORD(&reg->hccr, HCCR_SET_HOST_INT);
for (timer = 6000000; timer; timer--) {
/* Check for pending interrupts. */
stat = RD_REG_DWORD(&reg->u.isp2300.host_status);
if (stat & HSR_RISC_INT) {
stat &= 0xff;
if (stat == 0x1 || stat == 0x2) {
set_bit(MBX_INTERRUPT,
&ha->mbx_cmd_flags);
mb0 = RD_MAILBOX_REG(ha, reg, 0);
mb2 = RD_MAILBOX_REG(ha, reg, 2);
/* Release mailbox registers. */
WRT_REG_WORD(&reg->semaphore, 0);
WRT_REG_WORD(&reg->hccr,
HCCR_CLR_RISC_INT);
RD_REG_WORD(&reg->hccr);
break;
} else if (stat == 0x10 || stat == 0x11) {
set_bit(MBX_INTERRUPT,
&ha->mbx_cmd_flags);
mb0 = RD_MAILBOX_REG(ha, reg, 0);
mb2 = RD_MAILBOX_REG(ha, reg, 2);
WRT_REG_WORD(&reg->hccr,
HCCR_CLR_RISC_INT);
RD_REG_WORD(&reg->hccr);
break;
}
/* clear this intr; it wasn't a mailbox intr */
WRT_REG_WORD(&reg->hccr, HCCR_CLR_RISC_INT);
RD_REG_WORD(&reg->hccr);
}
udelay(5);
}
if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
rval = mb0 & MBS_MASK;
fw->risc_ram[cnt] = mb2;
} else {
rval = QLA_FUNCTION_FAILED;
}
}
if (rval == QLA_SUCCESS) {
/* Get stack SRAM. */
risc_address = 0x10000;
WRT_MAILBOX_REG(ha, reg, 0, MBC_READ_RAM_EXTENDED);
clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
}
for (cnt = 0; cnt < sizeof(fw->stack_ram) / 2 && rval == QLA_SUCCESS;
cnt++, risc_address++) {
WRT_MAILBOX_REG(ha, reg, 1, LSW(risc_address));
WRT_MAILBOX_REG(ha, reg, 8, MSW(risc_address));
WRT_REG_WORD(&reg->hccr, HCCR_SET_HOST_INT);
for (timer = 6000000; timer; timer--) {
/* Check for pending interrupts. */
stat = RD_REG_DWORD(&reg->u.isp2300.host_status);
if (stat & HSR_RISC_INT) {
stat &= 0xff;
if (stat == 0x1 || stat == 0x2) {
set_bit(MBX_INTERRUPT,
&ha->mbx_cmd_flags);
mb0 = RD_MAILBOX_REG(ha, reg, 0);
mb2 = RD_MAILBOX_REG(ha, reg, 2);
/* Release mailbox registers. */
WRT_REG_WORD(&reg->semaphore, 0);
WRT_REG_WORD(&reg->hccr,
HCCR_CLR_RISC_INT);
RD_REG_WORD(&reg->hccr);
break;
} else if (stat == 0x10 || stat == 0x11) {
set_bit(MBX_INTERRUPT,
&ha->mbx_cmd_flags);
mb0 = RD_MAILBOX_REG(ha, reg, 0);
mb2 = RD_MAILBOX_REG(ha, reg, 2);
WRT_REG_WORD(&reg->hccr,
HCCR_CLR_RISC_INT);
RD_REG_WORD(&reg->hccr);
break;
}
/* clear this intr; it wasn't a mailbox intr */
WRT_REG_WORD(&reg->hccr, HCCR_CLR_RISC_INT);
RD_REG_WORD(&reg->hccr);
}
udelay(5);
}
if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
rval = mb0 & MBS_MASK;
fw->stack_ram[cnt] = mb2;
} else {
rval = QLA_FUNCTION_FAILED;
}
}
if (rval == QLA_SUCCESS) {
/* Get data SRAM. */
risc_address = 0x11000;
data_ram_cnt = ha->fw_memory_size - risc_address + 1;
WRT_MAILBOX_REG(ha, reg, 0, MBC_READ_RAM_EXTENDED);
clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
}
for (cnt = 0; cnt < data_ram_cnt && rval == QLA_SUCCESS;
cnt++, risc_address++) {
WRT_MAILBOX_REG(ha, reg, 1, LSW(risc_address));
WRT_MAILBOX_REG(ha, reg, 8, MSW(risc_address));
WRT_REG_WORD(&reg->hccr, HCCR_SET_HOST_INT);
for (timer = 6000000; timer; timer--) {
/* Check for pending interrupts. */
stat = RD_REG_DWORD(&reg->u.isp2300.host_status);
if (stat & HSR_RISC_INT) {
stat &= 0xff;
if (stat == 0x1 || stat == 0x2) {
set_bit(MBX_INTERRUPT,
&ha->mbx_cmd_flags);
mb0 = RD_MAILBOX_REG(ha, reg, 0);
mb2 = RD_MAILBOX_REG(ha, reg, 2);
/* Release mailbox registers. */
WRT_REG_WORD(&reg->semaphore, 0);
WRT_REG_WORD(&reg->hccr,
HCCR_CLR_RISC_INT);
RD_REG_WORD(&reg->hccr);
break;
} else if (stat == 0x10 || stat == 0x11) {
set_bit(MBX_INTERRUPT,
&ha->mbx_cmd_flags);
mb0 = RD_MAILBOX_REG(ha, reg, 0);
mb2 = RD_MAILBOX_REG(ha, reg, 2);
WRT_REG_WORD(&reg->hccr,
HCCR_CLR_RISC_INT);
RD_REG_WORD(&reg->hccr);
break;
}
/* clear this intr; it wasn't a mailbox intr */
WRT_REG_WORD(&reg->hccr, HCCR_CLR_RISC_INT);
RD_REG_WORD(&reg->hccr);
}
udelay(5);
}
if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
rval = mb0 & MBS_MASK;
fw->data_ram[cnt] = mb2;
} else {
rval = QLA_FUNCTION_FAILED;
}
}
if (rval != QLA_SUCCESS) {
qla_printk(KERN_WARNING, ha,
"Failed to dump firmware (%x)!!!\n", rval);
free_pages((unsigned long)ha->fw_dump, ha->fw_dump_order);
ha->fw_dump = NULL;
} else {
qla_printk(KERN_INFO, ha,
"Firmware dump saved to temp buffer (%ld/%p).\n",
ha->host_no, ha->fw_dump);
}
qla2300_fw_dump_failed:
if (!hardware_locked)
spin_unlock_irqrestore(&ha->hardware_lock, flags);
}
/**
* qla2300_ascii_fw_dump() - Converts a binary firmware dump to ASCII.
* @ha: HA context
*/
void
qla2300_ascii_fw_dump(scsi_qla_host_t *ha)
{
uint32_t cnt;
char *uiter;
char fw_info[30];
struct qla2300_fw_dump *fw;
uint32_t data_ram_cnt;
uiter = ha->fw_dump_buffer;
fw = ha->fw_dump;
qla_uprintf(&uiter, "%s Firmware Version %s\n", ha->model_number,
qla2x00_get_fw_version_str(ha, fw_info));
qla_uprintf(&uiter, "\n[==>BEG]\n");
qla_uprintf(&uiter, "HCCR Register:\n%04x\n\n", fw->hccr);
qla_uprintf(&uiter, "PBIU Registers:");
for (cnt = 0; cnt < sizeof (fw->pbiu_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->pbiu_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nReqQ-RspQ-Risc2Host Status registers:");
for (cnt = 0; cnt < sizeof (fw->risc_host_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->risc_host_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nMailbox Registers:");
for (cnt = 0; cnt < sizeof (fw->mailbox_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->mailbox_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nAuto Request Response DMA Registers:");
for (cnt = 0; cnt < sizeof (fw->resp_dma_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->resp_dma_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nDMA Registers:");
for (cnt = 0; cnt < sizeof (fw->dma_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->dma_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nRISC Hardware Registers:");
for (cnt = 0; cnt < sizeof (fw->risc_hdw_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->risc_hdw_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nRISC GP0 Registers:");
for (cnt = 0; cnt < sizeof (fw->risc_gp0_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->risc_gp0_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nRISC GP1 Registers:");
for (cnt = 0; cnt < sizeof (fw->risc_gp1_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->risc_gp1_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nRISC GP2 Registers:");
for (cnt = 0; cnt < sizeof (fw->risc_gp2_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->risc_gp2_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nRISC GP3 Registers:");
for (cnt = 0; cnt < sizeof (fw->risc_gp3_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->risc_gp3_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nRISC GP4 Registers:");
for (cnt = 0; cnt < sizeof (fw->risc_gp4_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->risc_gp4_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nRISC GP5 Registers:");
for (cnt = 0; cnt < sizeof (fw->risc_gp5_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->risc_gp5_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nRISC GP6 Registers:");
for (cnt = 0; cnt < sizeof (fw->risc_gp6_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->risc_gp6_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nRISC GP7 Registers:");
for (cnt = 0; cnt < sizeof (fw->risc_gp7_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->risc_gp7_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nFrame Buffer Hardware Registers:");
for (cnt = 0; cnt < sizeof (fw->frame_buf_hdw_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->frame_buf_hdw_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nFPM B0 Registers:");
for (cnt = 0; cnt < sizeof (fw->fpm_b0_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->fpm_b0_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nFPM B1 Registers:");
for (cnt = 0; cnt < sizeof (fw->fpm_b1_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->fpm_b1_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nCode RAM Dump:");
for (cnt = 0; cnt < sizeof (fw->risc_ram) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n%04x: ", cnt + 0x0800);
}
qla_uprintf(&uiter, "%04x ", fw->risc_ram[cnt]);
}
qla_uprintf(&uiter, "\n\nStack RAM Dump:");
for (cnt = 0; cnt < sizeof (fw->stack_ram) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n%05x: ", cnt + 0x10000);
}
qla_uprintf(&uiter, "%04x ", fw->stack_ram[cnt]);
}
qla_uprintf(&uiter, "\n\nData RAM Dump:");
data_ram_cnt = ha->fw_memory_size - 0x11000 + 1;
for (cnt = 0; cnt < data_ram_cnt; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n%05x: ", cnt + 0x11000);
}
qla_uprintf(&uiter, "%04x ", fw->data_ram[cnt]);
}
qla_uprintf(&uiter, "\n\n[<==END] ISP Debug Dump.");
}
/**
* qla2100_fw_dump() - Dumps binary data from the 2100/2200 firmware.
* @ha: HA context
* @hardware_locked: Called with the hardware_lock
*/
void
qla2100_fw_dump(scsi_qla_host_t *ha, int hardware_locked)
{
int rval;
uint32_t cnt, timer;
uint16_t risc_address;
uint16_t mb0, mb2;
device_reg_t __iomem *reg = ha->iobase;
uint16_t __iomem *dmp_reg;
unsigned long flags;
struct qla2100_fw_dump *fw;
risc_address = 0;
mb0 = mb2 = 0;
flags = 0;
if (!hardware_locked)
spin_lock_irqsave(&ha->hardware_lock, flags);
if (ha->fw_dump != NULL) {
qla_printk(KERN_WARNING, ha,
"Firmware has been previously dumped (%p) -- ignoring "
"request...\n", ha->fw_dump);
goto qla2100_fw_dump_failed;
}
/* Allocate (large) dump buffer. */
ha->fw_dump_order = get_order(sizeof(struct qla2100_fw_dump));
ha->fw_dump = (struct qla2100_fw_dump *) __get_free_pages(GFP_ATOMIC,
ha->fw_dump_order);
if (ha->fw_dump == NULL) {
qla_printk(KERN_WARNING, ha,
"Unable to allocated memory for firmware dump (%d/%Zd).\n",
ha->fw_dump_order, sizeof(struct qla2100_fw_dump));
goto qla2100_fw_dump_failed;
}
fw = ha->fw_dump;
rval = QLA_SUCCESS;
fw->hccr = RD_REG_WORD(&reg->hccr);
/* Pause RISC. */
WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
for (cnt = 30000; (RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) == 0 &&
rval == QLA_SUCCESS; cnt--) {
if (cnt)
udelay(100);
else
rval = QLA_FUNCTION_TIMEOUT;
}
if (rval == QLA_SUCCESS) {
dmp_reg = (uint16_t __iomem *)(reg + 0);
for (cnt = 0; cnt < sizeof(fw->pbiu_reg) / 2; cnt++)
fw->pbiu_reg[cnt] = RD_REG_WORD(dmp_reg++);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0x10);
for (cnt = 0; cnt < ha->mbx_count; cnt++) {
if (cnt == 8) {
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0xe0);
}
fw->mailbox_reg[cnt] = RD_REG_WORD(dmp_reg++);
}
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0x20);
for (cnt = 0; cnt < sizeof(fw->dma_reg) / 2; cnt++)
fw->dma_reg[cnt] = RD_REG_WORD(dmp_reg++);
WRT_REG_WORD(&reg->ctrl_status, 0x00);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0xA0);
for (cnt = 0; cnt < sizeof(fw->risc_hdw_reg) / 2; cnt++)
fw->risc_hdw_reg[cnt] = RD_REG_WORD(dmp_reg++);
WRT_REG_WORD(&reg->pcr, 0x2000);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0x80);
for (cnt = 0; cnt < sizeof(fw->risc_gp0_reg) / 2; cnt++)
fw->risc_gp0_reg[cnt] = RD_REG_WORD(dmp_reg++);
WRT_REG_WORD(&reg->pcr, 0x2100);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0x80);
for (cnt = 0; cnt < sizeof(fw->risc_gp1_reg) / 2; cnt++)
fw->risc_gp1_reg[cnt] = RD_REG_WORD(dmp_reg++);
WRT_REG_WORD(&reg->pcr, 0x2200);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0x80);
for (cnt = 0; cnt < sizeof(fw->risc_gp2_reg) / 2; cnt++)
fw->risc_gp2_reg[cnt] = RD_REG_WORD(dmp_reg++);
WRT_REG_WORD(&reg->pcr, 0x2300);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0x80);
for (cnt = 0; cnt < sizeof(fw->risc_gp3_reg) / 2; cnt++)
fw->risc_gp3_reg[cnt] = RD_REG_WORD(dmp_reg++);
WRT_REG_WORD(&reg->pcr, 0x2400);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0x80);
for (cnt = 0; cnt < sizeof(fw->risc_gp4_reg) / 2; cnt++)
fw->risc_gp4_reg[cnt] = RD_REG_WORD(dmp_reg++);
WRT_REG_WORD(&reg->pcr, 0x2500);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0x80);
for (cnt = 0; cnt < sizeof(fw->risc_gp5_reg) / 2; cnt++)
fw->risc_gp5_reg[cnt] = RD_REG_WORD(dmp_reg++);
WRT_REG_WORD(&reg->pcr, 0x2600);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0x80);
for (cnt = 0; cnt < sizeof(fw->risc_gp6_reg) / 2; cnt++)
fw->risc_gp6_reg[cnt] = RD_REG_WORD(dmp_reg++);
WRT_REG_WORD(&reg->pcr, 0x2700);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0x80);
for (cnt = 0; cnt < sizeof(fw->risc_gp7_reg) / 2; cnt++)
fw->risc_gp7_reg[cnt] = RD_REG_WORD(dmp_reg++);
WRT_REG_WORD(&reg->ctrl_status, 0x10);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0x80);
for (cnt = 0; cnt < sizeof(fw->frame_buf_hdw_reg) / 2; cnt++)
fw->frame_buf_hdw_reg[cnt] = RD_REG_WORD(dmp_reg++);
WRT_REG_WORD(&reg->ctrl_status, 0x20);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0x80);
for (cnt = 0; cnt < sizeof(fw->fpm_b0_reg) / 2; cnt++)
fw->fpm_b0_reg[cnt] = RD_REG_WORD(dmp_reg++);
WRT_REG_WORD(&reg->ctrl_status, 0x30);
dmp_reg = (uint16_t __iomem *)((uint8_t __iomem *)reg + 0x80);
for (cnt = 0; cnt < sizeof(fw->fpm_b1_reg) / 2; cnt++)
fw->fpm_b1_reg[cnt] = RD_REG_WORD(dmp_reg++);
/* Reset the ISP. */
WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
}
for (cnt = 30000; RD_MAILBOX_REG(ha, reg, 0) != 0 &&
rval == QLA_SUCCESS; cnt--) {
if (cnt)
udelay(100);
else
rval = QLA_FUNCTION_TIMEOUT;
}
/* Pause RISC. */
if (rval == QLA_SUCCESS && (IS_QLA2200(ha) || (IS_QLA2100(ha) &&
(RD_REG_WORD(&reg->mctr) & (BIT_1 | BIT_0)) != 0))) {
WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
for (cnt = 30000;
(RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) == 0 &&
rval == QLA_SUCCESS; cnt--) {
if (cnt)
udelay(100);
else
rval = QLA_FUNCTION_TIMEOUT;
}
if (rval == QLA_SUCCESS) {
/* Set memory configuration and timing. */
if (IS_QLA2100(ha))
WRT_REG_WORD(&reg->mctr, 0xf1);
else
WRT_REG_WORD(&reg->mctr, 0xf2);
RD_REG_WORD(&reg->mctr); /* PCI Posting. */
/* Release RISC. */
WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
}
}
if (rval == QLA_SUCCESS) {
/* Get RISC SRAM. */
risc_address = 0x1000;
WRT_MAILBOX_REG(ha, reg, 0, MBC_READ_RAM_WORD);
clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
}
for (cnt = 0; cnt < sizeof(fw->risc_ram) / 2 && rval == QLA_SUCCESS;
cnt++, risc_address++) {
WRT_MAILBOX_REG(ha, reg, 1, risc_address);
WRT_REG_WORD(&reg->hccr, HCCR_SET_HOST_INT);
for (timer = 6000000; timer != 0; timer--) {
/* Check for pending interrupts. */
if (RD_REG_WORD(&reg->istatus) & ISR_RISC_INT) {
if (RD_REG_WORD(&reg->semaphore) & BIT_0) {
set_bit(MBX_INTERRUPT,
&ha->mbx_cmd_flags);
mb0 = RD_MAILBOX_REG(ha, reg, 0);
mb2 = RD_MAILBOX_REG(ha, reg, 2);
WRT_REG_WORD(&reg->semaphore, 0);
WRT_REG_WORD(&reg->hccr,
HCCR_CLR_RISC_INT);
RD_REG_WORD(&reg->hccr);
break;
}
WRT_REG_WORD(&reg->hccr, HCCR_CLR_RISC_INT);
RD_REG_WORD(&reg->hccr);
}
udelay(5);
}
if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
rval = mb0 & MBS_MASK;
fw->risc_ram[cnt] = mb2;
} else {
rval = QLA_FUNCTION_FAILED;
}
}
if (rval != QLA_SUCCESS) {
qla_printk(KERN_WARNING, ha,
"Failed to dump firmware (%x)!!!\n", rval);
free_pages((unsigned long)ha->fw_dump, ha->fw_dump_order);
ha->fw_dump = NULL;
} else {
qla_printk(KERN_INFO, ha,
"Firmware dump saved to temp buffer (%ld/%p).\n",
ha->host_no, ha->fw_dump);
}
qla2100_fw_dump_failed:
if (!hardware_locked)
spin_unlock_irqrestore(&ha->hardware_lock, flags);
}
/**
* qla2100_ascii_fw_dump() - Converts a binary firmware dump to ASCII.
* @ha: HA context
*/
void
qla2100_ascii_fw_dump(scsi_qla_host_t *ha)
{
uint32_t cnt;
char *uiter;
char fw_info[30];
struct qla2100_fw_dump *fw;
uiter = ha->fw_dump_buffer;
fw = ha->fw_dump;
qla_uprintf(&uiter, "%s Firmware Version %s\n", ha->model_number,
qla2x00_get_fw_version_str(ha, fw_info));
qla_uprintf(&uiter, "\n[==>BEG]\n");
qla_uprintf(&uiter, "HCCR Register:\n%04x\n\n", fw->hccr);
qla_uprintf(&uiter, "PBIU Registers:");
for (cnt = 0; cnt < sizeof (fw->pbiu_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->pbiu_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nMailbox Registers:");
for (cnt = 0; cnt < sizeof (fw->mailbox_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->mailbox_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nDMA Registers:");
for (cnt = 0; cnt < sizeof (fw->dma_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->dma_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nRISC Hardware Registers:");
for (cnt = 0; cnt < sizeof (fw->risc_hdw_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->risc_hdw_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nRISC GP0 Registers:");
for (cnt = 0; cnt < sizeof (fw->risc_gp0_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->risc_gp0_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nRISC GP1 Registers:");
for (cnt = 0; cnt < sizeof (fw->risc_gp1_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->risc_gp1_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nRISC GP2 Registers:");
for (cnt = 0; cnt < sizeof (fw->risc_gp2_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->risc_gp2_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nRISC GP3 Registers:");
for (cnt = 0; cnt < sizeof (fw->risc_gp3_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->risc_gp3_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nRISC GP4 Registers:");
for (cnt = 0; cnt < sizeof (fw->risc_gp4_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->risc_gp4_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nRISC GP5 Registers:");
for (cnt = 0; cnt < sizeof (fw->risc_gp5_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->risc_gp5_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nRISC GP6 Registers:");
for (cnt = 0; cnt < sizeof (fw->risc_gp6_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->risc_gp6_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nRISC GP7 Registers:");
for (cnt = 0; cnt < sizeof (fw->risc_gp7_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->risc_gp7_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nFrame Buffer Hardware Registers:");
for (cnt = 0; cnt < sizeof (fw->frame_buf_hdw_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->frame_buf_hdw_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nFPM B0 Registers:");
for (cnt = 0; cnt < sizeof (fw->fpm_b0_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->fpm_b0_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nFPM B1 Registers:");
for (cnt = 0; cnt < sizeof (fw->fpm_b1_reg) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n");
}
qla_uprintf(&uiter, "%04x ", fw->fpm_b1_reg[cnt]);
}
qla_uprintf(&uiter, "\n\nRISC SRAM:");
for (cnt = 0; cnt < sizeof (fw->risc_ram) / 2; cnt++) {
if (cnt % 8 == 0) {
qla_uprintf(&uiter, "\n%04x: ", cnt + 0x1000);
}
qla_uprintf(&uiter, "%04x ", fw->risc_ram[cnt]);
}
qla_uprintf(&uiter, "\n\n[<==END] ISP Debug Dump.");
return;
}
static int
qla_uprintf(char **uiter, char *fmt, ...)
{
int iter, len;
char buf[128];
va_list args;
va_start(args, fmt);
len = vsprintf(buf, fmt, args);
va_end(args);
for (iter = 0; iter < len; iter++, *uiter += 1)
*uiter[0] = buf[iter];
return (len);
}
//FIXME
/****************************************************************************/
/* Driver Debug Functions. */
/****************************************************************************/
void
qla2x00_dump_regs(scsi_qla_host_t *ha)
{
device_reg_t __iomem *reg = ha->iobase;
printk("Mailbox registers:\n");
printk("scsi(%ld): mbox 0 0x%04x \n",
ha->host_no, RD_MAILBOX_REG(ha, reg, 0));
printk("scsi(%ld): mbox 1 0x%04x \n",
ha->host_no, RD_MAILBOX_REG(ha, reg, 1));
printk("scsi(%ld): mbox 2 0x%04x \n",
ha->host_no, RD_MAILBOX_REG(ha, reg, 2));
printk("scsi(%ld): mbox 3 0x%04x \n",
ha->host_no, RD_MAILBOX_REG(ha, reg, 3));
printk("scsi(%ld): mbox 4 0x%04x \n",
ha->host_no, RD_MAILBOX_REG(ha, reg, 4));
printk("scsi(%ld): mbox 5 0x%04x \n",
ha->host_no, RD_MAILBOX_REG(ha, reg, 5));
}
void
qla2x00_dump_buffer(uint8_t * b, uint32_t size)
{
uint32_t cnt;
uint8_t c;
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;) {
c = *b++;
printk("%02x",(uint32_t) c);
cnt++;
if (!(cnt % 16))
printk("\n");
else
printk(" ");
}
if (cnt % 16)
printk("\n");
}
/**************************************************************************
* qla2x00_print_scsi_cmd
* Dumps out info about the scsi cmd and srb.
* Input
* cmd : struct scsi_cmnd
**************************************************************************/
void
qla2x00_print_scsi_cmd(struct scsi_cmnd * cmd)
{
int i;
struct scsi_qla_host *ha;
srb_t *sp;
ha = (struct scsi_qla_host *)cmd->device->host->hostdata;
sp = (srb_t *) cmd->SCp.ptr;
printk("SCSI Command @=0x%p, Handle=0x%p\n", cmd, cmd->host_scribble);
printk(" chan=0x%02x, target=0x%02x, lun=0x%02x, cmd_len=0x%02x\n",
cmd->device->channel, cmd->device->id, cmd->device->lun,
cmd->cmd_len);
printk(" CDB: ");
for (i = 0; i < cmd->cmd_len; i++) {
printk("0x%02x ", cmd->cmnd[i]);
}
printk("\n seg_cnt=%d, allowed=%d, retries=%d\n",
cmd->use_sg, cmd->allowed, cmd->retries);
printk(" request buffer=0x%p, request buffer len=0x%x\n",
cmd->request_buffer, cmd->request_bufflen);
printk(" tag=%d, transfersize=0x%x\n",
cmd->tag, cmd->transfersize);
printk(" serial_number=%lx, SP=%p\n", cmd->serial_number, sp);
printk(" data direction=%d\n", cmd->sc_data_direction);
if (!sp)
return;
printk(" sp flags=0x%x\n", sp->flags);
printk(" r_start=0x%lx, u_start=0x%lx, f_start=0x%lx, state=%d\n",
sp->r_start, sp->u_start, sp->f_start, sp->state);
printk(" e_start= 0x%lx, ext_history=%d, fo retry=%d, loopid=%x, "
"port path=%d\n", sp->e_start, sp->ext_history, sp->fo_retry_cnt,
sp->lun_queue->fclun->fcport->loop_id,
sp->lun_queue->fclun->fcport->cur_path);
}
#if defined(QL_DEBUG_ROUTINES)
/*
* qla2x00_formatted_dump_buffer
* Prints string plus buffer.
*
* Input:
* string = Null terminated string (no newline at end).
* buffer = buffer address.
* wd_size = word size 8, 16, 32 or 64 bits
* count = number of words.
*/
void
qla2x00_formatted_dump_buffer(char *string, uint8_t * buffer,
uint8_t wd_size, uint32_t count)
{
uint32_t cnt;
uint16_t *buf16;
uint32_t *buf32;
if (strcmp(string, "") != 0)
printk("%s\n",string);
switch (wd_size) {
case 8:
printk(" 0 1 2 3 4 5 6 7 "
"8 9 Ah Bh Ch Dh Eh Fh\n");
printk("-----------------------------------------"
"-------------------------------------\n");
for (cnt = 1; cnt <= count; cnt++, buffer++) {
printk("%02x",*buffer);
if (cnt % 16 == 0)
printk("\n");
else
printk(" ");
}
if (cnt % 16 != 0)
printk("\n");
break;
case 16:
printk(" 0 2 4 6 8 Ah "
" Ch Eh\n");
printk("-----------------------------------------"
"-------------\n");
buf16 = (uint16_t *) buffer;
for (cnt = 1; cnt <= count; cnt++, buf16++) {
printk("%4x",*buf16);
if (cnt % 8 == 0)
printk("\n");
else if (*buf16 < 10)
printk(" ");
else
printk(" ");
}
if (cnt % 8 != 0)
printk("\n");
break;
case 32:
printk(" 0 4 8 Ch\n");
printk("------------------------------------------\n");
buf32 = (uint32_t *) buffer;
for (cnt = 1; cnt <= count; cnt++, buf32++) {
printk("%8x", *buf32);
if (cnt % 4 == 0)
printk("\n");
else if (*buf32 < 10)
printk(" ");
else
printk(" ");
}
if (cnt % 4 != 0)
printk("\n");
break;
default:
break;
}
}
#endif