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linux-next/drivers/scsi/qla2xxx/qla_dbg.c
Andrew Vasquez e792121ec8 [SCSI] qla2xxx: Correct overflow during dump-processing on large-memory ISP23xx parts. 
Total ram words can exceed a 16bit value on large-memory boards.
Safely extend to a 32bit width.

Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
2008-07-26 15:14:46 -04:00

1305 lines
38 KiB
C
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/*
* QLogic Fibre Channel HBA Driver
* Copyright (c) 2003-2008 QLogic Corporation
*
* See LICENSE.qla2xxx for copyright and licensing details.
*/
#include "qla_def.h"
#include <linux/delay.h>
static inline void
qla2xxx_prep_dump(scsi_qla_host_t *ha, struct qla2xxx_fw_dump *fw_dump)
{
fw_dump->fw_major_version = htonl(ha->fw_major_version);
fw_dump->fw_minor_version = htonl(ha->fw_minor_version);
fw_dump->fw_subminor_version = htonl(ha->fw_subminor_version);
fw_dump->fw_attributes = htonl(ha->fw_attributes);
fw_dump->vendor = htonl(ha->pdev->vendor);
fw_dump->device = htonl(ha->pdev->device);
fw_dump->subsystem_vendor = htonl(ha->pdev->subsystem_vendor);
fw_dump->subsystem_device = htonl(ha->pdev->subsystem_device);
}
static inline void *
qla2xxx_copy_queues(scsi_qla_host_t *ha, void *ptr)
{
/* Request queue. */
memcpy(ptr, ha->request_ring, ha->request_q_length *
sizeof(request_t));
/* Response queue. */
ptr += ha->request_q_length * sizeof(request_t);
memcpy(ptr, ha->response_ring, ha->response_q_length *
sizeof(response_t));
return ptr + (ha->response_q_length * sizeof(response_t));
}
static int
qla24xx_dump_ram(scsi_qla_host_t *ha, uint32_t addr, uint32_t *ram,
uint32_t ram_dwords, void **nxt)
{
int rval;
uint32_t cnt, stat, timer, dwords, idx;
uint16_t mb0;
struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
dma_addr_t dump_dma = ha->gid_list_dma;
uint32_t *dump = (uint32_t *)ha->gid_list;
rval = QLA_SUCCESS;
mb0 = 0;
WRT_REG_WORD(&reg->mailbox0, MBC_DUMP_RISC_RAM_EXTENDED);
clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
dwords = GID_LIST_SIZE / 4;
for (cnt = 0; cnt < ram_dwords && rval == QLA_SUCCESS;
cnt += dwords, addr += dwords) {
if (cnt + dwords > ram_dwords)
dwords = ram_dwords - cnt;
WRT_REG_WORD(&reg->mailbox1, LSW(addr));
WRT_REG_WORD(&reg->mailbox8, MSW(addr));
WRT_REG_WORD(&reg->mailbox2, MSW(dump_dma));
WRT_REG_WORD(&reg->mailbox3, LSW(dump_dma));
WRT_REG_WORD(&reg->mailbox6, MSW(MSD(dump_dma)));
WRT_REG_WORD(&reg->mailbox7, LSW(MSD(dump_dma)));
WRT_REG_WORD(&reg->mailbox4, MSW(dwords));
WRT_REG_WORD(&reg->mailbox5, LSW(dwords));
WRT_REG_DWORD(&reg->hccr, HCCRX_SET_HOST_INT);
for (timer = 6000000; timer; timer--) {
/* Check for pending interrupts. */
stat = RD_REG_DWORD(&reg->host_status);
if (stat & HSRX_RISC_INT) {
stat &= 0xff;
if (stat == 0x1 || stat == 0x2 ||
stat == 0x10 || stat == 0x11) {
set_bit(MBX_INTERRUPT,
&ha->mbx_cmd_flags);
mb0 = RD_REG_WORD(&reg->mailbox0);
WRT_REG_DWORD(&reg->hccr,
HCCRX_CLR_RISC_INT);
RD_REG_DWORD(&reg->hccr);
break;
}
/* Clear this intr; it wasn't a mailbox intr */
WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_INT);
RD_REG_DWORD(&reg->hccr);
}
udelay(5);
}
if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
rval = mb0 & MBS_MASK;
for (idx = 0; idx < dwords; idx++)
ram[cnt + idx] = swab32(dump[idx]);
} else {
rval = QLA_FUNCTION_FAILED;
}
}
*nxt = rval == QLA_SUCCESS ? &ram[cnt]: NULL;
return rval;
}
static int
qla24xx_dump_memory(scsi_qla_host_t *ha, uint32_t *code_ram,
uint32_t cram_size, void **nxt)
{
int rval;
/* Code RAM. */
rval = qla24xx_dump_ram(ha, 0x20000, code_ram, cram_size / 4, nxt);
if (rval != QLA_SUCCESS)
return rval;
/* External Memory. */
return qla24xx_dump_ram(ha, 0x100000, *nxt,
ha->fw_memory_size - 0x100000 + 1, nxt);
}
static uint32_t *
qla24xx_read_window(struct device_reg_24xx __iomem *reg, uint32_t iobase,
uint32_t count, uint32_t *buf)
{
uint32_t __iomem *dmp_reg;
WRT_REG_DWORD(&reg->iobase_addr, iobase);
dmp_reg = &reg->iobase_window;
while (count--)
*buf++ = htonl(RD_REG_DWORD(dmp_reg++));
return buf;
}
static inline int
qla24xx_pause_risc(struct device_reg_24xx __iomem *reg)
{
int rval = QLA_SUCCESS;
uint32_t cnt;
if (RD_REG_DWORD(&reg->hccr) & HCCRX_RISC_PAUSE)
return rval;
WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_PAUSE);
for (cnt = 30000; (RD_REG_DWORD(&reg->hccr) & HCCRX_RISC_PAUSE) == 0 &&
rval == QLA_SUCCESS; cnt--) {
if (cnt)
udelay(100);
else
rval = QLA_FUNCTION_TIMEOUT;
}
return rval;
}
static int
qla24xx_soft_reset(scsi_qla_host_t *ha)
{
int rval = QLA_SUCCESS;
uint32_t cnt;
uint16_t mb0, wd;
struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
/* Reset RISC. */
WRT_REG_DWORD(&reg->ctrl_status, CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
for (cnt = 0; cnt < 30000; cnt++) {
if ((RD_REG_DWORD(&reg->ctrl_status) & CSRX_DMA_ACTIVE) == 0)
break;
udelay(10);
}
WRT_REG_DWORD(&reg->ctrl_status,
CSRX_ISP_SOFT_RESET|CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
pci_read_config_word(ha->pdev, PCI_COMMAND, &wd);
udelay(100);
/* Wait for firmware to complete NVRAM accesses. */
mb0 = (uint32_t) RD_REG_WORD(&reg->mailbox0);
for (cnt = 10000 ; cnt && mb0; cnt--) {
udelay(5);
mb0 = (uint32_t) RD_REG_WORD(&reg->mailbox0);
barrier();
}
/* Wait for soft-reset to complete. */
for (cnt = 0; cnt < 30000; cnt++) {
if ((RD_REG_DWORD(&reg->ctrl_status) &
CSRX_ISP_SOFT_RESET) == 0)
break;
udelay(10);
}
WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_RESET);
RD_REG_DWORD(&reg->hccr); /* PCI Posting. */
for (cnt = 30000; RD_REG_WORD(&reg->mailbox0) != 0 &&
rval == QLA_SUCCESS; cnt--) {
if (cnt)
udelay(100);
else
rval = QLA_FUNCTION_TIMEOUT;
}
return rval;
}
static int
qla2xxx_dump_ram(scsi_qla_host_t *ha, uint32_t addr, uint16_t *ram,
uint32_t ram_words, void **nxt)
{
int rval;
uint32_t cnt, stat, timer, words, idx;
uint16_t mb0;
struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
dma_addr_t dump_dma = ha->gid_list_dma;
uint16_t *dump = (uint16_t *)ha->gid_list;
rval = QLA_SUCCESS;
mb0 = 0;
WRT_MAILBOX_REG(ha, reg, 0, MBC_DUMP_RISC_RAM_EXTENDED);
clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
words = GID_LIST_SIZE / 2;
for (cnt = 0; cnt < ram_words && rval == QLA_SUCCESS;
cnt += words, addr += words) {
if (cnt + words > ram_words)
words = ram_words - cnt;
WRT_MAILBOX_REG(ha, reg, 1, LSW(addr));
WRT_MAILBOX_REG(ha, reg, 8, MSW(addr));
WRT_MAILBOX_REG(ha, reg, 2, MSW(dump_dma));
WRT_MAILBOX_REG(ha, reg, 3, LSW(dump_dma));
WRT_MAILBOX_REG(ha, reg, 6, MSW(MSD(dump_dma)));
WRT_MAILBOX_REG(ha, reg, 7, LSW(MSD(dump_dma)));
WRT_MAILBOX_REG(ha, reg, 4, words);
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);
/* 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);
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;
for (idx = 0; idx < words; idx++)
ram[cnt + idx] = swab16(dump[idx]);
} else {
rval = QLA_FUNCTION_FAILED;
}
}
*nxt = rval == QLA_SUCCESS ? &ram[cnt]: NULL;
return rval;
}
static inline void
qla2xxx_read_window(struct device_reg_2xxx __iomem *reg, uint32_t count,
uint16_t *buf)
{
uint16_t __iomem *dmp_reg = &reg->u.isp2300.fb_cmd;
while (count--)
*buf++ = htons(RD_REG_WORD(dmp_reg++));
}
/**
* 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;
struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
uint16_t __iomem *dmp_reg;
unsigned long flags;
struct qla2300_fw_dump *fw;
void *nxt;
flags = 0;
if (!hardware_locked)
spin_lock_irqsave(&ha->hardware_lock, flags);
if (!ha->fw_dump) {
qla_printk(KERN_WARNING, ha,
"No buffer available for dump!!!\n");
goto qla2300_fw_dump_failed;
}
if (ha->fw_dumped) {
qla_printk(KERN_WARNING, ha,
"Firmware has been previously dumped (%p) -- ignoring "
"request...\n", ha->fw_dump);
goto qla2300_fw_dump_failed;
}
fw = &ha->fw_dump->isp.isp23;
qla2xxx_prep_dump(ha, ha->fw_dump);
rval = QLA_SUCCESS;
fw->hccr = htons(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 = &reg->flash_address;
for (cnt = 0; cnt < sizeof(fw->pbiu_reg) / 2; cnt++)
fw->pbiu_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
dmp_reg = &reg->u.isp2300.req_q_in;
for (cnt = 0; cnt < sizeof(fw->risc_host_reg) / 2; cnt++)
fw->risc_host_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
dmp_reg = &reg->u.isp2300.mailbox0;
for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++)
fw->mailbox_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
WRT_REG_WORD(&reg->ctrl_status, 0x40);
qla2xxx_read_window(reg, 32, fw->resp_dma_reg);
WRT_REG_WORD(&reg->ctrl_status, 0x50);
qla2xxx_read_window(reg, 48, fw->dma_reg);
WRT_REG_WORD(&reg->ctrl_status, 0x00);
dmp_reg = &reg->risc_hw;
for (cnt = 0; cnt < sizeof(fw->risc_hdw_reg) / 2; cnt++)
fw->risc_hdw_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
WRT_REG_WORD(&reg->pcr, 0x2000);
qla2xxx_read_window(reg, 16, fw->risc_gp0_reg);
WRT_REG_WORD(&reg->pcr, 0x2200);
qla2xxx_read_window(reg, 16, fw->risc_gp1_reg);
WRT_REG_WORD(&reg->pcr, 0x2400);
qla2xxx_read_window(reg, 16, fw->risc_gp2_reg);
WRT_REG_WORD(&reg->pcr, 0x2600);
qla2xxx_read_window(reg, 16, fw->risc_gp3_reg);
WRT_REG_WORD(&reg->pcr, 0x2800);
qla2xxx_read_window(reg, 16, fw->risc_gp4_reg);
WRT_REG_WORD(&reg->pcr, 0x2A00);
qla2xxx_read_window(reg, 16, fw->risc_gp5_reg);
WRT_REG_WORD(&reg->pcr, 0x2C00);
qla2xxx_read_window(reg, 16, fw->risc_gp6_reg);
WRT_REG_WORD(&reg->pcr, 0x2E00);
qla2xxx_read_window(reg, 16, fw->risc_gp7_reg);
WRT_REG_WORD(&reg->ctrl_status, 0x10);
qla2xxx_read_window(reg, 64, fw->frame_buf_hdw_reg);
WRT_REG_WORD(&reg->ctrl_status, 0x20);
qla2xxx_read_window(reg, 64, fw->fpm_b0_reg);
WRT_REG_WORD(&reg->ctrl_status, 0x30);
qla2xxx_read_window(reg, 64, fw->fpm_b1_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;
}
}
/* Get RISC SRAM. */
if (rval == QLA_SUCCESS)
rval = qla2xxx_dump_ram(ha, 0x800, fw->risc_ram,
sizeof(fw->risc_ram) / 2, &nxt);
/* Get stack SRAM. */
if (rval == QLA_SUCCESS)
rval = qla2xxx_dump_ram(ha, 0x10000, fw->stack_ram,
sizeof(fw->stack_ram) / 2, &nxt);
/* Get data SRAM. */
if (rval == QLA_SUCCESS)
rval = qla2xxx_dump_ram(ha, 0x11000, fw->data_ram,
ha->fw_memory_size - 0x11000 + 1, &nxt);
if (rval == QLA_SUCCESS)
qla2xxx_copy_queues(ha, nxt);
if (rval != QLA_SUCCESS) {
qla_printk(KERN_WARNING, ha,
"Failed to dump firmware (%x)!!!\n", rval);
ha->fw_dumped = 0;
} else {
qla_printk(KERN_INFO, ha,
"Firmware dump saved to temp buffer (%ld/%p).\n",
ha->host_no, ha->fw_dump);
ha->fw_dumped = 1;
}
qla2300_fw_dump_failed:
if (!hardware_locked)
spin_unlock_irqrestore(&ha->hardware_lock, flags);
}
/**
* 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;
struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
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) {
qla_printk(KERN_WARNING, ha,
"No buffer available for dump!!!\n");
goto qla2100_fw_dump_failed;
}
if (ha->fw_dumped) {
qla_printk(KERN_WARNING, ha,
"Firmware has been previously dumped (%p) -- ignoring "
"request...\n", ha->fw_dump);
goto qla2100_fw_dump_failed;
}
fw = &ha->fw_dump->isp.isp21;
qla2xxx_prep_dump(ha, ha->fw_dump);
rval = QLA_SUCCESS;
fw->hccr = htons(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 = &reg->flash_address;
for (cnt = 0; cnt < sizeof(fw->pbiu_reg) / 2; cnt++)
fw->pbiu_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
dmp_reg = &reg->u.isp2100.mailbox0;
for (cnt = 0; cnt < ha->mbx_count; cnt++) {
if (cnt == 8)
dmp_reg = &reg->u_end.isp2200.mailbox8;
fw->mailbox_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
}
dmp_reg = &reg->u.isp2100.unused_2[0];
for (cnt = 0; cnt < sizeof(fw->dma_reg) / 2; cnt++)
fw->dma_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
WRT_REG_WORD(&reg->ctrl_status, 0x00);
dmp_reg = &reg->risc_hw;
for (cnt = 0; cnt < sizeof(fw->risc_hdw_reg) / 2; cnt++)
fw->risc_hdw_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
WRT_REG_WORD(&reg->pcr, 0x2000);
qla2xxx_read_window(reg, 16, fw->risc_gp0_reg);
WRT_REG_WORD(&reg->pcr, 0x2100);
qla2xxx_read_window(reg, 16, fw->risc_gp1_reg);
WRT_REG_WORD(&reg->pcr, 0x2200);
qla2xxx_read_window(reg, 16, fw->risc_gp2_reg);
WRT_REG_WORD(&reg->pcr, 0x2300);
qla2xxx_read_window(reg, 16, fw->risc_gp3_reg);
WRT_REG_WORD(&reg->pcr, 0x2400);
qla2xxx_read_window(reg, 16, fw->risc_gp4_reg);
WRT_REG_WORD(&reg->pcr, 0x2500);
qla2xxx_read_window(reg, 16, fw->risc_gp5_reg);
WRT_REG_WORD(&reg->pcr, 0x2600);
qla2xxx_read_window(reg, 16, fw->risc_gp6_reg);
WRT_REG_WORD(&reg->pcr, 0x2700);
qla2xxx_read_window(reg, 16, fw->risc_gp7_reg);
WRT_REG_WORD(&reg->ctrl_status, 0x10);
qla2xxx_read_window(reg, 16, fw->frame_buf_hdw_reg);
WRT_REG_WORD(&reg->ctrl_status, 0x20);
qla2xxx_read_window(reg, 64, fw->fpm_b0_reg);
WRT_REG_WORD(&reg->ctrl_status, 0x30);
qla2xxx_read_window(reg, 64, fw->fpm_b1_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] = htons(mb2);
} else {
rval = QLA_FUNCTION_FAILED;
}
}
if (rval == QLA_SUCCESS)
qla2xxx_copy_queues(ha, &fw->risc_ram[cnt]);
if (rval != QLA_SUCCESS) {
qla_printk(KERN_WARNING, ha,
"Failed to dump firmware (%x)!!!\n", rval);
ha->fw_dumped = 0;
} else {
qla_printk(KERN_INFO, ha,
"Firmware dump saved to temp buffer (%ld/%p).\n",
ha->host_no, ha->fw_dump);
ha->fw_dumped = 1;
}
qla2100_fw_dump_failed:
if (!hardware_locked)
spin_unlock_irqrestore(&ha->hardware_lock, flags);
}
void
qla24xx_fw_dump(scsi_qla_host_t *ha, int hardware_locked)
{
int rval;
uint32_t cnt;
uint32_t risc_address;
struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
uint32_t __iomem *dmp_reg;
uint32_t *iter_reg;
uint16_t __iomem *mbx_reg;
unsigned long flags;
struct qla24xx_fw_dump *fw;
uint32_t ext_mem_cnt;
void *nxt;
risc_address = ext_mem_cnt = 0;
flags = 0;
if (!hardware_locked)
spin_lock_irqsave(&ha->hardware_lock, flags);
if (!ha->fw_dump) {
qla_printk(KERN_WARNING, ha,
"No buffer available for dump!!!\n");
goto qla24xx_fw_dump_failed;
}
if (ha->fw_dumped) {
qla_printk(KERN_WARNING, ha,
"Firmware has been previously dumped (%p) -- ignoring "
"request...\n", ha->fw_dump);
goto qla24xx_fw_dump_failed;
}
fw = &ha->fw_dump->isp.isp24;
qla2xxx_prep_dump(ha, ha->fw_dump);
fw->host_status = htonl(RD_REG_DWORD(&reg->host_status));
/* Pause RISC. */
rval = qla24xx_pause_risc(reg);
if (rval != QLA_SUCCESS)
goto qla24xx_fw_dump_failed_0;
/* Host interface registers. */
dmp_reg = &reg->flash_addr;
for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++)
fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg++));
/* Disable interrupts. */
WRT_REG_DWORD(&reg->ictrl, 0);
RD_REG_DWORD(&reg->ictrl);
/* Shadow registers. */
WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
RD_REG_DWORD(&reg->iobase_addr);
WRT_REG_DWORD(&reg->iobase_select, 0xB0000000);
fw->shadow_reg[0] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
WRT_REG_DWORD(&reg->iobase_select, 0xB0100000);
fw->shadow_reg[1] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
WRT_REG_DWORD(&reg->iobase_select, 0xB0200000);
fw->shadow_reg[2] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
WRT_REG_DWORD(&reg->iobase_select, 0xB0300000);
fw->shadow_reg[3] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
WRT_REG_DWORD(&reg->iobase_select, 0xB0400000);
fw->shadow_reg[4] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
WRT_REG_DWORD(&reg->iobase_select, 0xB0500000);
fw->shadow_reg[5] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
WRT_REG_DWORD(&reg->iobase_select, 0xB0600000);
fw->shadow_reg[6] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
/* Mailbox registers. */
mbx_reg = &reg->mailbox0;
for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++)
fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg++));
/* Transfer sequence registers. */
iter_reg = fw->xseq_gp_reg;
iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
qla24xx_read_window(reg, 0xBFE0, 16, fw->xseq_0_reg);
qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
/* Receive sequence registers. */
iter_reg = fw->rseq_gp_reg;
iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
qla24xx_read_window(reg, 0xFFD0, 16, fw->rseq_0_reg);
qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
/* Command DMA registers. */
qla24xx_read_window(reg, 0x7100, 16, fw->cmd_dma_reg);
/* Queues. */
iter_reg = fw->req0_dma_reg;
iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
dmp_reg = &reg->iobase_q;
for (cnt = 0; cnt < 7; cnt++)
*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
iter_reg = fw->resp0_dma_reg;
iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
dmp_reg = &reg->iobase_q;
for (cnt = 0; cnt < 7; cnt++)
*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
iter_reg = fw->req1_dma_reg;
iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
dmp_reg = &reg->iobase_q;
for (cnt = 0; cnt < 7; cnt++)
*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
/* Transmit DMA registers. */
iter_reg = fw->xmt0_dma_reg;
iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
qla24xx_read_window(reg, 0x7610, 16, iter_reg);
iter_reg = fw->xmt1_dma_reg;
iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
qla24xx_read_window(reg, 0x7630, 16, iter_reg);
iter_reg = fw->xmt2_dma_reg;
iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
qla24xx_read_window(reg, 0x7650, 16, iter_reg);
iter_reg = fw->xmt3_dma_reg;
iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
qla24xx_read_window(reg, 0x7670, 16, iter_reg);
iter_reg = fw->xmt4_dma_reg;
iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
qla24xx_read_window(reg, 0x7690, 16, iter_reg);
qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
/* Receive DMA registers. */
iter_reg = fw->rcvt0_data_dma_reg;
iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
qla24xx_read_window(reg, 0x7710, 16, iter_reg);
iter_reg = fw->rcvt1_data_dma_reg;
iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
qla24xx_read_window(reg, 0x7730, 16, iter_reg);
/* RISC registers. */
iter_reg = fw->risc_gp_reg;
iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
/* Local memory controller registers. */
iter_reg = fw->lmc_reg;
iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
qla24xx_read_window(reg, 0x3060, 16, iter_reg);
/* Fibre Protocol Module registers. */
iter_reg = fw->fpm_hdw_reg;
iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
/* Frame Buffer registers. */
iter_reg = fw->fb_hdw_reg;
iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
rval = qla24xx_soft_reset(ha);
if (rval != QLA_SUCCESS)
goto qla24xx_fw_dump_failed_0;
rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
&nxt);
if (rval != QLA_SUCCESS)
goto qla24xx_fw_dump_failed_0;
nxt = qla2xxx_copy_queues(ha, nxt);
if (ha->eft)
memcpy(nxt, ha->eft, ntohl(ha->fw_dump->eft_size));
qla24xx_fw_dump_failed_0:
if (rval != QLA_SUCCESS) {
qla_printk(KERN_WARNING, ha,
"Failed to dump firmware (%x)!!!\n", rval);
ha->fw_dumped = 0;
} else {
qla_printk(KERN_INFO, ha,
"Firmware dump saved to temp buffer (%ld/%p).\n",
ha->host_no, ha->fw_dump);
ha->fw_dumped = 1;
}
qla24xx_fw_dump_failed:
if (!hardware_locked)
spin_unlock_irqrestore(&ha->hardware_lock, flags);
}
void
qla25xx_fw_dump(scsi_qla_host_t *ha, int hardware_locked)
{
int rval;
uint32_t cnt;
uint32_t risc_address;
struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
uint32_t __iomem *dmp_reg;
uint32_t *iter_reg;
uint16_t __iomem *mbx_reg;
unsigned long flags;
struct qla25xx_fw_dump *fw;
uint32_t ext_mem_cnt;
void *nxt;
struct qla2xxx_fce_chain *fcec;
risc_address = ext_mem_cnt = 0;
flags = 0;
if (!hardware_locked)
spin_lock_irqsave(&ha->hardware_lock, flags);
if (!ha->fw_dump) {
qla_printk(KERN_WARNING, ha,
"No buffer available for dump!!!\n");
goto qla25xx_fw_dump_failed;
}
if (ha->fw_dumped) {
qla_printk(KERN_WARNING, ha,
"Firmware has been previously dumped (%p) -- ignoring "
"request...\n", ha->fw_dump);
goto qla25xx_fw_dump_failed;
}
fw = &ha->fw_dump->isp.isp25;
qla2xxx_prep_dump(ha, ha->fw_dump);
ha->fw_dump->version = __constant_htonl(2);
fw->host_status = htonl(RD_REG_DWORD(&reg->host_status));
/* Pause RISC. */
rval = qla24xx_pause_risc(reg);
if (rval != QLA_SUCCESS)
goto qla25xx_fw_dump_failed_0;
/* Host/Risc registers. */
iter_reg = fw->host_risc_reg;
iter_reg = qla24xx_read_window(reg, 0x7000, 16, iter_reg);
qla24xx_read_window(reg, 0x7010, 16, iter_reg);
/* PCIe registers. */
WRT_REG_DWORD(&reg->iobase_addr, 0x7C00);
RD_REG_DWORD(&reg->iobase_addr);
WRT_REG_DWORD(&reg->iobase_window, 0x01);
dmp_reg = &reg->iobase_c4;
fw->pcie_regs[0] = htonl(RD_REG_DWORD(dmp_reg++));
fw->pcie_regs[1] = htonl(RD_REG_DWORD(dmp_reg++));
fw->pcie_regs[2] = htonl(RD_REG_DWORD(dmp_reg));
fw->pcie_regs[3] = htonl(RD_REG_DWORD(&reg->iobase_window));
WRT_REG_DWORD(&reg->iobase_window, 0x00);
RD_REG_DWORD(&reg->iobase_window);
/* Host interface registers. */
dmp_reg = &reg->flash_addr;
for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++)
fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg++));
/* Disable interrupts. */
WRT_REG_DWORD(&reg->ictrl, 0);
RD_REG_DWORD(&reg->ictrl);
/* Shadow registers. */
WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
RD_REG_DWORD(&reg->iobase_addr);
WRT_REG_DWORD(&reg->iobase_select, 0xB0000000);
fw->shadow_reg[0] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
WRT_REG_DWORD(&reg->iobase_select, 0xB0100000);
fw->shadow_reg[1] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
WRT_REG_DWORD(&reg->iobase_select, 0xB0200000);
fw->shadow_reg[2] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
WRT_REG_DWORD(&reg->iobase_select, 0xB0300000);
fw->shadow_reg[3] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
WRT_REG_DWORD(&reg->iobase_select, 0xB0400000);
fw->shadow_reg[4] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
WRT_REG_DWORD(&reg->iobase_select, 0xB0500000);
fw->shadow_reg[5] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
WRT_REG_DWORD(&reg->iobase_select, 0xB0600000);
fw->shadow_reg[6] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
WRT_REG_DWORD(&reg->iobase_select, 0xB0700000);
fw->shadow_reg[7] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
WRT_REG_DWORD(&reg->iobase_select, 0xB0800000);
fw->shadow_reg[8] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
WRT_REG_DWORD(&reg->iobase_select, 0xB0900000);
fw->shadow_reg[9] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
WRT_REG_DWORD(&reg->iobase_select, 0xB0A00000);
fw->shadow_reg[10] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
/* RISC I/O register. */
WRT_REG_DWORD(&reg->iobase_addr, 0x0010);
fw->risc_io_reg = htonl(RD_REG_DWORD(&reg->iobase_window));
/* Mailbox registers. */
mbx_reg = &reg->mailbox0;
for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++)
fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg++));
/* Transfer sequence registers. */
iter_reg = fw->xseq_gp_reg;
iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
iter_reg = fw->xseq_0_reg;
iter_reg = qla24xx_read_window(reg, 0xBFC0, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xBFD0, 16, iter_reg);
qla24xx_read_window(reg, 0xBFE0, 16, iter_reg);
qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
/* Receive sequence registers. */
iter_reg = fw->rseq_gp_reg;
iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
iter_reg = fw->rseq_0_reg;
iter_reg = qla24xx_read_window(reg, 0xFFC0, 16, iter_reg);
qla24xx_read_window(reg, 0xFFD0, 16, iter_reg);
qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
/* Auxiliary sequence registers. */
iter_reg = fw->aseq_gp_reg;
iter_reg = qla24xx_read_window(reg, 0xB000, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xB010, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xB020, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xB030, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xB040, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xB050, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0xB060, 16, iter_reg);
qla24xx_read_window(reg, 0xB070, 16, iter_reg);
iter_reg = fw->aseq_0_reg;
iter_reg = qla24xx_read_window(reg, 0xB0C0, 16, iter_reg);
qla24xx_read_window(reg, 0xB0D0, 16, iter_reg);
qla24xx_read_window(reg, 0xB0E0, 16, fw->aseq_1_reg);
qla24xx_read_window(reg, 0xB0F0, 16, fw->aseq_2_reg);
/* Command DMA registers. */
qla24xx_read_window(reg, 0x7100, 16, fw->cmd_dma_reg);
/* Queues. */
iter_reg = fw->req0_dma_reg;
iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
dmp_reg = &reg->iobase_q;
for (cnt = 0; cnt < 7; cnt++)
*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
iter_reg = fw->resp0_dma_reg;
iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
dmp_reg = &reg->iobase_q;
for (cnt = 0; cnt < 7; cnt++)
*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
iter_reg = fw->req1_dma_reg;
iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
dmp_reg = &reg->iobase_q;
for (cnt = 0; cnt < 7; cnt++)
*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
/* Transmit DMA registers. */
iter_reg = fw->xmt0_dma_reg;
iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
qla24xx_read_window(reg, 0x7610, 16, iter_reg);
iter_reg = fw->xmt1_dma_reg;
iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
qla24xx_read_window(reg, 0x7630, 16, iter_reg);
iter_reg = fw->xmt2_dma_reg;
iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
qla24xx_read_window(reg, 0x7650, 16, iter_reg);
iter_reg = fw->xmt3_dma_reg;
iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
qla24xx_read_window(reg, 0x7670, 16, iter_reg);
iter_reg = fw->xmt4_dma_reg;
iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
qla24xx_read_window(reg, 0x7690, 16, iter_reg);
qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
/* Receive DMA registers. */
iter_reg = fw->rcvt0_data_dma_reg;
iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
qla24xx_read_window(reg, 0x7710, 16, iter_reg);
iter_reg = fw->rcvt1_data_dma_reg;
iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
qla24xx_read_window(reg, 0x7730, 16, iter_reg);
/* RISC registers. */
iter_reg = fw->risc_gp_reg;
iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
/* Local memory controller registers. */
iter_reg = fw->lmc_reg;
iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x3060, 16, iter_reg);
qla24xx_read_window(reg, 0x3070, 16, iter_reg);
/* Fibre Protocol Module registers. */
iter_reg = fw->fpm_hdw_reg;
iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
/* Frame Buffer registers. */
iter_reg = fw->fb_hdw_reg;
iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
iter_reg = qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
qla24xx_read_window(reg, 0x6F00, 16, iter_reg);
rval = qla24xx_soft_reset(ha);
if (rval != QLA_SUCCESS)
goto qla25xx_fw_dump_failed_0;
rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
&nxt);
if (rval != QLA_SUCCESS)
goto qla25xx_fw_dump_failed_0;
/* Fibre Channel Trace Buffer. */
nxt = qla2xxx_copy_queues(ha, nxt);
if (ha->eft)
memcpy(nxt, ha->eft, ntohl(ha->fw_dump->eft_size));
/* Fibre Channel Event Buffer. */
if (!ha->fce)
goto qla25xx_fw_dump_failed_0;
ha->fw_dump->version |= __constant_htonl(DUMP_CHAIN_VARIANT);
fcec = nxt + ntohl(ha->fw_dump->eft_size);
fcec->type = __constant_htonl(DUMP_CHAIN_FCE | DUMP_CHAIN_LAST);
fcec->chain_size = htonl(sizeof(struct qla2xxx_fce_chain) +
fce_calc_size(ha->fce_bufs));
fcec->size = htonl(fce_calc_size(ha->fce_bufs));
fcec->addr_l = htonl(LSD(ha->fce_dma));
fcec->addr_h = htonl(MSD(ha->fce_dma));
iter_reg = fcec->eregs;
for (cnt = 0; cnt < 8; cnt++)
*iter_reg++ = htonl(ha->fce_mb[cnt]);
memcpy(iter_reg, ha->fce, ntohl(fcec->size));
qla25xx_fw_dump_failed_0:
if (rval != QLA_SUCCESS) {
qla_printk(KERN_WARNING, ha,
"Failed to dump firmware (%x)!!!\n", rval);
ha->fw_dumped = 0;
} else {
qla_printk(KERN_INFO, ha,
"Firmware dump saved to temp buffer (%ld/%p).\n",
ha->host_no, ha->fw_dump);
ha->fw_dumped = 1;
}
qla25xx_fw_dump_failed:
if (!hardware_locked)
spin_unlock_irqrestore(&ha->hardware_lock, flags);
}
/****************************************************************************/
/* Driver Debug Functions. */
/****************************************************************************/
void
qla2x00_dump_regs(scsi_qla_host_t *ha)
{
int i;
struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24;
uint16_t __iomem *mbx_reg;
mbx_reg = IS_FWI2_CAPABLE(ha) ? &reg24->mailbox0:
MAILBOX_REG(ha, reg, 0);
printk("Mailbox registers:\n");
for (i = 0; i < 6; i++)
printk("scsi(%ld): mbox %d 0x%04x \n", ha->host_no, i,
RD_REG_WORD(mbx_reg++));
}
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");
}
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