qla_dbg.c 84.2 KB
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Linus Torvalds 已提交
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/*
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Andrew Vasquez 已提交
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 * QLogic Fibre Channel HBA Driver
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 * Copyright (c)  2003-2013 QLogic Corporation
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Linus Torvalds 已提交
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 *
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Andrew Vasquez 已提交
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 * See LICENSE.qla2xxx for copyright and licensing details.
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Linus Torvalds 已提交
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 */
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/*
 * Table for showing the current message id in use for particular level
 * Change this table for addition of log/debug messages.
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 * ----------------------------------------------------------------------
 * |             Level            |   Last Value Used  |     Holes	|
 * ----------------------------------------------------------------------
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 * | Module Init and Probe        |       0x0159       | 0x4b,0xba,0xfa |
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 * | Mailbox commands             |       0x1181       | 0x111a-0x111b  |
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 * |                              |                    | 0x1155-0x1158  |
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 * |                              |                    | 0x1018-0x1019  |
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 * |                              |                    | 0x1115-0x1116  |
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 * |                              |                    | 0x10ca		|
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 * | Device Discovery             |       0x2095       | 0x2020-0x2022, |
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 * |                              |                    | 0x2011-0x2012, |
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 * |                              |                    | 0x2016         |
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 * | Queue Command and IO tracing |       0x3058       | 0x3006-0x300b  |
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 * |                              |                    | 0x3027-0x3028  |
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 * |                              |                    | 0x303d-0x3041  |
 * |                              |                    | 0x302d,0x3033  |
 * |                              |                    | 0x3036,0x3038  |
 * |                              |                    | 0x303a		|
 * | DPC Thread                   |       0x4022       | 0x4002,0x4013  |
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 * | Async Events                 |       0x5087       | 0x502b-0x502f  |
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 * |                              |                    | 0x5047,0x5052  |
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 * |                              |                    | 0x5084,0x5075	|
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 * |                              |                    | 0x503d,0x5044  |
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 * | Timer Routines               |       0x6012       |                |
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 * | User Space Interactions      |       0x70e1       | 0x7018,0x702e, |
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 * |                              |                    | 0x7020,0x7024, |
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 * |                              |                    | 0x7039,0x7045, |
 * |                              |                    | 0x7073-0x7075, |
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 * |                              |                    | 0x707b,0x708c, |
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 * |                              |                    | 0x70a5,0x70a6, |
 * |                              |                    | 0x70a8,0x70ab, |
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 * |                              |                    | 0x70ad-0x70ae, |
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 * |                              |                    | 0x70d1-0x70db, |
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 * |                              |                    | 0x7047,0x703b	|
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 * |                              |                    | 0x70de-0x70df, |
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 * | Task Management              |       0x803d       | 0x8025-0x8026  |
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 * |                              |                    | 0x800b,0x8039  |
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 * | AER/EEH                      |       0x9011       |		|
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 * | Virtual Port                 |       0xa007       |		|
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 * | ISP82XX Specific             |       0xb14c       | 0xb002,0xb024  |
 * |                              |                    | 0xb09e,0xb0ae  |
 * |                              |                    | 0xb0e0-0xb0ef  |
 * |                              |                    | 0xb085,0xb0dc  |
 * |                              |                    | 0xb107,0xb108  |
 * |                              |                    | 0xb111,0xb11e  |
 * |                              |                    | 0xb12c,0xb12d  |
 * |                              |                    | 0xb13a,0xb142  |
 * |                              |                    | 0xb13c-0xb140  |
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 * |                              |                    | 0xb149		|
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 * | MultiQ                       |       0xc00c       |		|
 * | Misc                         |       0xd010       |		|
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 * | Target Mode		  |	  0xe070       | 0xe021		|
 * | Target Mode Management	  |	  0xf072       | 0xf002-0xf003	|
 * |                              |                    | 0xf046-0xf049  |
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 * | Target Mode Task Management  |	  0x1000b      |		|
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 * ----------------------------------------------------------------------
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 */

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#include "qla_def.h"

#include <linux/delay.h>

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static uint32_t ql_dbg_offset = 0x800;

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static inline void
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qla2xxx_prep_dump(struct qla_hw_data *ha, struct qla2xxx_fw_dump *fw_dump)
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{
	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 *
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qla2xxx_copy_queues(struct qla_hw_data *ha, void *ptr)
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{
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	struct req_que *req = ha->req_q_map[0];
	struct rsp_que *rsp = ha->rsp_q_map[0];
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	/* Request queue. */
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	memcpy(ptr, req->ring, req->length *
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	    sizeof(request_t));

	/* Response queue. */
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	ptr += req->length * sizeof(request_t);
	memcpy(ptr, rsp->ring, rsp->length  *
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	    sizeof(response_t));

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	return ptr + (rsp->length * sizeof(response_t));
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}
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static int
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qla24xx_dump_ram(struct qla_hw_data *ha, uint32_t addr, uint32_t *ram,
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    uint32_t ram_dwords, void **nxt)
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{
	int rval;
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	uint32_t cnt, stat, timer, dwords, idx;
	uint16_t mb0;
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	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
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	dma_addr_t dump_dma = ha->gid_list_dma;
	uint32_t *dump = (uint32_t *)ha->gid_list;
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	rval = QLA_SUCCESS;
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	mb0 = 0;
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	WRT_REG_WORD(&reg->mailbox0, MBC_DUMP_RISC_RAM_EXTENDED);
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	clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);

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	dwords = qla2x00_gid_list_size(ha) / 4;
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	for (cnt = 0; cnt < ram_dwords && rval == QLA_SUCCESS;
	    cnt += dwords, addr += dwords) {
		if (cnt + dwords > ram_dwords)
			dwords = ram_dwords - cnt;
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		WRT_REG_WORD(&reg->mailbox1, LSW(addr));
		WRT_REG_WORD(&reg->mailbox8, MSW(addr));
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		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)));
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		WRT_REG_WORD(&reg->mailbox4, MSW(dwords));
		WRT_REG_WORD(&reg->mailbox5, LSW(dwords));
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		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);

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					mb0 = RD_REG_WORD(&reg->mailbox0);
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					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)) {
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			rval = mb0 & MBS_MASK;
			for (idx = 0; idx < dwords; idx++)
				ram[cnt + idx] = swab32(dump[idx]);
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		} else {
			rval = QLA_FUNCTION_FAILED;
		}
	}

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	*nxt = rval == QLA_SUCCESS ? &ram[cnt]: NULL;
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	return rval;
}

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static int
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qla24xx_dump_memory(struct qla_hw_data *ha, uint32_t *code_ram,
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    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);
}

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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;

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	WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_PAUSE);
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	for (cnt = 30000;
	    ((RD_REG_DWORD(&reg->host_status) & HSRX_RISC_PAUSED) == 0) &&
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	    rval == QLA_SUCCESS; cnt--) {
		if (cnt)
			udelay(100);
		else
			rval = QLA_FUNCTION_TIMEOUT;
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	}

	return rval;
}

static int
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qla24xx_soft_reset(struct qla_hw_data *ha)
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{
	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;
}

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static int
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qla2xxx_dump_ram(struct qla_hw_data *ha, uint32_t addr, uint16_t *ram,
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    uint32_t ram_words, void **nxt)
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{
	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);

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	words = qla2x00_gid_list_size(ha) / 2;
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	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;
}

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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++));
}

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static inline void *
qla24xx_copy_eft(struct qla_hw_data *ha, void *ptr)
{
	if (!ha->eft)
		return ptr;

	memcpy(ptr, ha->eft, ntohl(ha->fw_dump->eft_size));
	return ptr + ntohl(ha->fw_dump->eft_size);
}

static inline void *
qla25xx_copy_fce(struct qla_hw_data *ha, void *ptr, uint32_t **last_chain)
{
	uint32_t cnt;
	uint32_t *iter_reg;
	struct qla2xxx_fce_chain *fcec = ptr;

	if (!ha->fce)
		return ptr;

	*last_chain = &fcec->type;
	fcec->type = __constant_htonl(DUMP_CHAIN_FCE);
	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));

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	return (char *)iter_reg + ntohl(fcec->size);
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}

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static inline void *
qla2xxx_copy_atioqueues(struct qla_hw_data *ha, void *ptr,
	uint32_t **last_chain)
{
	struct qla2xxx_mqueue_chain *q;
	struct qla2xxx_mqueue_header *qh;
	uint32_t num_queues;
	int que;
	struct {
		int length;
		void *ring;
	} aq, *aqp;

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	if (!ha->tgt.atio_ring)
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		return ptr;

	num_queues = 1;
	aqp = &aq;
	aqp->length = ha->tgt.atio_q_length;
	aqp->ring = ha->tgt.atio_ring;

	for (que = 0; que < num_queues; que++) {
		/* aqp = ha->atio_q_map[que]; */
		q = ptr;
		*last_chain = &q->type;
		q->type = __constant_htonl(DUMP_CHAIN_QUEUE);
		q->chain_size = htonl(
		    sizeof(struct qla2xxx_mqueue_chain) +
		    sizeof(struct qla2xxx_mqueue_header) +
		    (aqp->length * sizeof(request_t)));
		ptr += sizeof(struct qla2xxx_mqueue_chain);

		/* Add header. */
		qh = ptr;
		qh->queue = __constant_htonl(TYPE_ATIO_QUEUE);
		qh->number = htonl(que);
		qh->size = htonl(aqp->length * sizeof(request_t));
		ptr += sizeof(struct qla2xxx_mqueue_header);

		/* Add data. */
		memcpy(ptr, aqp->ring, aqp->length * sizeof(request_t));

		ptr += aqp->length * sizeof(request_t);
	}

	return ptr;
}

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static inline void *
qla25xx_copy_mqueues(struct qla_hw_data *ha, void *ptr, uint32_t **last_chain)
{
	struct qla2xxx_mqueue_chain *q;
	struct qla2xxx_mqueue_header *qh;
	struct req_que *req;
	struct rsp_que *rsp;
	int que;

	if (!ha->mqenable)
		return ptr;

	/* Request queues */
	for (que = 1; que < ha->max_req_queues; que++) {
		req = ha->req_q_map[que];
		if (!req)
			break;

		/* Add chain. */
		q = ptr;
		*last_chain = &q->type;
		q->type = __constant_htonl(DUMP_CHAIN_QUEUE);
		q->chain_size = htonl(
		    sizeof(struct qla2xxx_mqueue_chain) +
		    sizeof(struct qla2xxx_mqueue_header) +
		    (req->length * sizeof(request_t)));
		ptr += sizeof(struct qla2xxx_mqueue_chain);

		/* Add header. */
		qh = ptr;
		qh->queue = __constant_htonl(TYPE_REQUEST_QUEUE);
		qh->number = htonl(que);
		qh->size = htonl(req->length * sizeof(request_t));
		ptr += sizeof(struct qla2xxx_mqueue_header);

		/* Add data. */
		memcpy(ptr, req->ring, req->length * sizeof(request_t));
		ptr += req->length * sizeof(request_t);
	}

	/* Response queues */
	for (que = 1; que < ha->max_rsp_queues; que++) {
		rsp = ha->rsp_q_map[que];
		if (!rsp)
			break;

		/* Add chain. */
		q = ptr;
		*last_chain = &q->type;
		q->type = __constant_htonl(DUMP_CHAIN_QUEUE);
		q->chain_size = htonl(
		    sizeof(struct qla2xxx_mqueue_chain) +
		    sizeof(struct qla2xxx_mqueue_header) +
		    (rsp->length * sizeof(response_t)));
		ptr += sizeof(struct qla2xxx_mqueue_chain);

		/* Add header. */
		qh = ptr;
		qh->queue = __constant_htonl(TYPE_RESPONSE_QUEUE);
		qh->number = htonl(que);
		qh->size = htonl(rsp->length * sizeof(response_t));
		ptr += sizeof(struct qla2xxx_mqueue_header);

		/* Add data. */
		memcpy(ptr, rsp->ring, rsp->length * sizeof(response_t));
		ptr += rsp->length * sizeof(response_t);
	}

	return ptr;
}

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static inline void *
qla25xx_copy_mq(struct qla_hw_data *ha, void *ptr, uint32_t **last_chain)
{
	uint32_t cnt, que_idx;
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	uint8_t que_cnt;
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	struct qla2xxx_mq_chain *mq = ptr;
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	device_reg_t __iomem *reg;
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	if (!ha->mqenable || IS_QLA83XX(ha))
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		return ptr;

	mq = ptr;
	*last_chain = &mq->type;
	mq->type = __constant_htonl(DUMP_CHAIN_MQ);
	mq->chain_size = __constant_htonl(sizeof(struct qla2xxx_mq_chain));

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	que_cnt = ha->max_req_queues > ha->max_rsp_queues ?
		ha->max_req_queues : ha->max_rsp_queues;
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	mq->count = htonl(que_cnt);
	for (cnt = 0; cnt < que_cnt; cnt++) {
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		reg = ISP_QUE_REG(ha, cnt);
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		que_idx = cnt * 4;
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		mq->qregs[que_idx] =
		    htonl(RD_REG_DWORD(&reg->isp25mq.req_q_in));
		mq->qregs[que_idx+1] =
		    htonl(RD_REG_DWORD(&reg->isp25mq.req_q_out));
		mq->qregs[que_idx+2] =
		    htonl(RD_REG_DWORD(&reg->isp25mq.rsp_q_in));
		mq->qregs[que_idx+3] =
		    htonl(RD_REG_DWORD(&reg->isp25mq.rsp_q_out));
561 562 563 564 565
	}

	return ptr + sizeof(struct qla2xxx_mq_chain);
}

566
void
567 568 569 570 571
qla2xxx_dump_post_process(scsi_qla_host_t *vha, int rval)
{
	struct qla_hw_data *ha = vha->hw;

	if (rval != QLA_SUCCESS) {
572 573
		ql_log(ql_log_warn, vha, 0xd000,
		    "Failed to dump firmware (%x).\n", rval);
574 575
		ha->fw_dumped = 0;
	} else {
576
		ql_log(ql_log_info, vha, 0xd001,
577 578 579 580 581 582 583
		    "Firmware dump saved to temp buffer (%ld/%p).\n",
		    vha->host_no, ha->fw_dump);
		ha->fw_dumped = 1;
		qla2x00_post_uevent_work(vha, QLA_UEVENT_CODE_FW_DUMP);
	}
}

L
Linus Torvalds 已提交
584 585 586 587 588 589
/**
 * qla2300_fw_dump() - Dumps binary data from the 2300 firmware.
 * @ha: HA context
 * @hardware_locked: Called with the hardware_lock
 */
void
590
qla2300_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
L
Linus Torvalds 已提交
591 592
{
	int		rval;
593
	uint32_t	cnt;
594
	struct qla_hw_data *ha = vha->hw;
595
	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
L
Linus Torvalds 已提交
596 597 598
	uint16_t __iomem *dmp_reg;
	unsigned long	flags;
	struct qla2300_fw_dump	*fw;
599
	void		*nxt;
600
	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
L
Linus Torvalds 已提交
601 602 603 604 605 606

	flags = 0;

	if (!hardware_locked)
		spin_lock_irqsave(&ha->hardware_lock, flags);

607
	if (!ha->fw_dump) {
608 609
		ql_log(ql_log_warn, vha, 0xd002,
		    "No buffer available for dump.\n");
L
Linus Torvalds 已提交
610 611 612
		goto qla2300_fw_dump_failed;
	}

613
	if (ha->fw_dumped) {
614 615 616 617
		ql_log(ql_log_warn, vha, 0xd003,
		    "Firmware has been previously dumped (%p) "
		    "-- ignoring request.\n",
		    ha->fw_dump);
L
Linus Torvalds 已提交
618 619
		goto qla2300_fw_dump_failed;
	}
620 621
	fw = &ha->fw_dump->isp.isp23;
	qla2xxx_prep_dump(ha, ha->fw_dump);
L
Linus Torvalds 已提交
622 623

	rval = QLA_SUCCESS;
624
	fw->hccr = htons(RD_REG_WORD(&reg->hccr));
L
Linus Torvalds 已提交
625 626

	/* Pause RISC. */
A
Andrew Vasquez 已提交
627
	WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
L
Linus Torvalds 已提交
628 629 630 631 632 633 634 635 636 637 638 639 640 641 642
	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) {
643
		dmp_reg = &reg->flash_address;
A
Andrew Vasquez 已提交
644
		for (cnt = 0; cnt < sizeof(fw->pbiu_reg) / 2; cnt++)
645
			fw->pbiu_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
L
Linus Torvalds 已提交
646

647
		dmp_reg = &reg->u.isp2300.req_q_in;
A
Andrew Vasquez 已提交
648
		for (cnt = 0; cnt < sizeof(fw->risc_host_reg) / 2; cnt++)
649
			fw->risc_host_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
L
Linus Torvalds 已提交
650

651
		dmp_reg = &reg->u.isp2300.mailbox0;
A
Andrew Vasquez 已提交
652
		for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++)
653
			fw->mailbox_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
L
Linus Torvalds 已提交
654 655

		WRT_REG_WORD(&reg->ctrl_status, 0x40);
656
		qla2xxx_read_window(reg, 32, fw->resp_dma_reg);
L
Linus Torvalds 已提交
657 658

		WRT_REG_WORD(&reg->ctrl_status, 0x50);
659
		qla2xxx_read_window(reg, 48, fw->dma_reg);
L
Linus Torvalds 已提交
660 661

		WRT_REG_WORD(&reg->ctrl_status, 0x00);
662
		dmp_reg = &reg->risc_hw;
A
Andrew Vasquez 已提交
663
		for (cnt = 0; cnt < sizeof(fw->risc_hdw_reg) / 2; cnt++)
664
			fw->risc_hdw_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
L
Linus Torvalds 已提交
665

A
Andrew Vasquez 已提交
666
		WRT_REG_WORD(&reg->pcr, 0x2000);
667
		qla2xxx_read_window(reg, 16, fw->risc_gp0_reg);
L
Linus Torvalds 已提交
668

A
Andrew Vasquez 已提交
669
		WRT_REG_WORD(&reg->pcr, 0x2200);
670
		qla2xxx_read_window(reg, 16, fw->risc_gp1_reg);
L
Linus Torvalds 已提交
671

A
Andrew Vasquez 已提交
672
		WRT_REG_WORD(&reg->pcr, 0x2400);
673
		qla2xxx_read_window(reg, 16, fw->risc_gp2_reg);
L
Linus Torvalds 已提交
674

A
Andrew Vasquez 已提交
675
		WRT_REG_WORD(&reg->pcr, 0x2600);
676
		qla2xxx_read_window(reg, 16, fw->risc_gp3_reg);
L
Linus Torvalds 已提交
677

A
Andrew Vasquez 已提交
678
		WRT_REG_WORD(&reg->pcr, 0x2800);
679
		qla2xxx_read_window(reg, 16, fw->risc_gp4_reg);
L
Linus Torvalds 已提交
680

A
Andrew Vasquez 已提交
681
		WRT_REG_WORD(&reg->pcr, 0x2A00);
682
		qla2xxx_read_window(reg, 16, fw->risc_gp5_reg);
L
Linus Torvalds 已提交
683

A
Andrew Vasquez 已提交
684
		WRT_REG_WORD(&reg->pcr, 0x2C00);
685
		qla2xxx_read_window(reg, 16, fw->risc_gp6_reg);
L
Linus Torvalds 已提交
686

A
Andrew Vasquez 已提交
687
		WRT_REG_WORD(&reg->pcr, 0x2E00);
688
		qla2xxx_read_window(reg, 16, fw->risc_gp7_reg);
L
Linus Torvalds 已提交
689

A
Andrew Vasquez 已提交
690
		WRT_REG_WORD(&reg->ctrl_status, 0x10);
691
		qla2xxx_read_window(reg, 64, fw->frame_buf_hdw_reg);
L
Linus Torvalds 已提交
692

A
Andrew Vasquez 已提交
693
		WRT_REG_WORD(&reg->ctrl_status, 0x20);
694
		qla2xxx_read_window(reg, 64, fw->fpm_b0_reg);
L
Linus Torvalds 已提交
695

A
Andrew Vasquez 已提交
696
		WRT_REG_WORD(&reg->ctrl_status, 0x30);
697
		qla2xxx_read_window(reg, 64, fw->fpm_b1_reg);
L
Linus Torvalds 已提交
698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719

		/* 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;
		}
	}

720 721 722 723
	/* Get RISC SRAM. */
	if (rval == QLA_SUCCESS)
		rval = qla2xxx_dump_ram(ha, 0x800, fw->risc_ram,
		    sizeof(fw->risc_ram) / 2, &nxt);
L
Linus Torvalds 已提交
724

725 726 727 728
	/* Get stack SRAM. */
	if (rval == QLA_SUCCESS)
		rval = qla2xxx_dump_ram(ha, 0x10000, fw->stack_ram,
		    sizeof(fw->stack_ram) / 2, &nxt);
L
Linus Torvalds 已提交
729

730 731 732 733
	/* Get data SRAM. */
	if (rval == QLA_SUCCESS)
		rval = qla2xxx_dump_ram(ha, 0x11000, fw->data_ram,
		    ha->fw_memory_size - 0x11000 + 1, &nxt);
L
Linus Torvalds 已提交
734

735
	if (rval == QLA_SUCCESS)
736
		qla2xxx_copy_queues(ha, nxt);
737

738
	qla2xxx_dump_post_process(base_vha, rval);
L
Linus Torvalds 已提交
739 740 741 742 743 744 745 746 747 748 749 750

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
751
qla2100_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
L
Linus Torvalds 已提交
752 753 754 755 756
{
	int		rval;
	uint32_t	cnt, timer;
	uint16_t	risc_address;
	uint16_t	mb0, mb2;
757
	struct qla_hw_data *ha = vha->hw;
758
	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
L
Linus Torvalds 已提交
759 760 761
	uint16_t __iomem *dmp_reg;
	unsigned long	flags;
	struct qla2100_fw_dump	*fw;
762
	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
L
Linus Torvalds 已提交
763 764 765 766 767 768 769 770

	risc_address = 0;
	mb0 = mb2 = 0;
	flags = 0;

	if (!hardware_locked)
		spin_lock_irqsave(&ha->hardware_lock, flags);

771
	if (!ha->fw_dump) {
772 773
		ql_log(ql_log_warn, vha, 0xd004,
		    "No buffer available for dump.\n");
L
Linus Torvalds 已提交
774 775 776
		goto qla2100_fw_dump_failed;
	}

777
	if (ha->fw_dumped) {
778 779 780 781
		ql_log(ql_log_warn, vha, 0xd005,
		    "Firmware has been previously dumped (%p) "
		    "-- ignoring request.\n",
		    ha->fw_dump);
L
Linus Torvalds 已提交
782 783
		goto qla2100_fw_dump_failed;
	}
784 785
	fw = &ha->fw_dump->isp.isp21;
	qla2xxx_prep_dump(ha, ha->fw_dump);
L
Linus Torvalds 已提交
786 787

	rval = QLA_SUCCESS;
788
	fw->hccr = htons(RD_REG_WORD(&reg->hccr));
L
Linus Torvalds 已提交
789 790

	/* Pause RISC. */
A
Andrew Vasquez 已提交
791
	WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
L
Linus Torvalds 已提交
792 793 794 795 796 797 798 799
	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) {
800
		dmp_reg = &reg->flash_address;
A
Andrew Vasquez 已提交
801
		for (cnt = 0; cnt < sizeof(fw->pbiu_reg) / 2; cnt++)
802
			fw->pbiu_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
L
Linus Torvalds 已提交
803

804
		dmp_reg = &reg->u.isp2100.mailbox0;
L
Linus Torvalds 已提交
805
		for (cnt = 0; cnt < ha->mbx_count; cnt++) {
806 807 808
			if (cnt == 8)
				dmp_reg = &reg->u_end.isp2200.mailbox8;

809
			fw->mailbox_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
L
Linus Torvalds 已提交
810 811
		}

812
		dmp_reg = &reg->u.isp2100.unused_2[0];
A
Andrew Vasquez 已提交
813
		for (cnt = 0; cnt < sizeof(fw->dma_reg) / 2; cnt++)
814
			fw->dma_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
L
Linus Torvalds 已提交
815 816

		WRT_REG_WORD(&reg->ctrl_status, 0x00);
817
		dmp_reg = &reg->risc_hw;
A
Andrew Vasquez 已提交
818
		for (cnt = 0; cnt < sizeof(fw->risc_hdw_reg) / 2; cnt++)
819
			fw->risc_hdw_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
L
Linus Torvalds 已提交
820

A
Andrew Vasquez 已提交
821
		WRT_REG_WORD(&reg->pcr, 0x2000);
822
		qla2xxx_read_window(reg, 16, fw->risc_gp0_reg);
L
Linus Torvalds 已提交
823

A
Andrew Vasquez 已提交
824
		WRT_REG_WORD(&reg->pcr, 0x2100);
825
		qla2xxx_read_window(reg, 16, fw->risc_gp1_reg);
L
Linus Torvalds 已提交
826

A
Andrew Vasquez 已提交
827
		WRT_REG_WORD(&reg->pcr, 0x2200);
828
		qla2xxx_read_window(reg, 16, fw->risc_gp2_reg);
L
Linus Torvalds 已提交
829

A
Andrew Vasquez 已提交
830
		WRT_REG_WORD(&reg->pcr, 0x2300);
831
		qla2xxx_read_window(reg, 16, fw->risc_gp3_reg);
L
Linus Torvalds 已提交
832

A
Andrew Vasquez 已提交
833
		WRT_REG_WORD(&reg->pcr, 0x2400);
834
		qla2xxx_read_window(reg, 16, fw->risc_gp4_reg);
L
Linus Torvalds 已提交
835

A
Andrew Vasquez 已提交
836
		WRT_REG_WORD(&reg->pcr, 0x2500);
837
		qla2xxx_read_window(reg, 16, fw->risc_gp5_reg);
L
Linus Torvalds 已提交
838

A
Andrew Vasquez 已提交
839
		WRT_REG_WORD(&reg->pcr, 0x2600);
840
		qla2xxx_read_window(reg, 16, fw->risc_gp6_reg);
L
Linus Torvalds 已提交
841

A
Andrew Vasquez 已提交
842
		WRT_REG_WORD(&reg->pcr, 0x2700);
843
		qla2xxx_read_window(reg, 16, fw->risc_gp7_reg);
L
Linus Torvalds 已提交
844

A
Andrew Vasquez 已提交
845
		WRT_REG_WORD(&reg->ctrl_status, 0x10);
846
		qla2xxx_read_window(reg, 16, fw->frame_buf_hdw_reg);
L
Linus Torvalds 已提交
847

A
Andrew Vasquez 已提交
848
		WRT_REG_WORD(&reg->ctrl_status, 0x20);
849
		qla2xxx_read_window(reg, 64, fw->fpm_b0_reg);
L
Linus Torvalds 已提交
850

A
Andrew Vasquez 已提交
851
		WRT_REG_WORD(&reg->ctrl_status, 0x30);
852
		qla2xxx_read_window(reg, 64, fw->fpm_b1_reg);
L
Linus Torvalds 已提交
853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869

		/* 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))) {

A
Andrew Vasquez 已提交
870
		WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
L
Linus Torvalds 已提交
871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926
		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;
927
			fw->risc_ram[cnt] = htons(mb2);
L
Linus Torvalds 已提交
928 929 930 931 932
		} else {
			rval = QLA_FUNCTION_FAILED;
		}
	}

933
	if (rval == QLA_SUCCESS)
934
		qla2xxx_copy_queues(ha, &fw->risc_ram[cnt]);
935

936
	qla2xxx_dump_post_process(base_vha, rval);
L
Linus Torvalds 已提交
937 938 939 940 941 942

qla2100_fw_dump_failed:
	if (!hardware_locked)
		spin_unlock_irqrestore(&ha->hardware_lock, flags);
}

943
void
944
qla24xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
945 946
{
	int		rval;
947
	uint32_t	cnt;
948
	uint32_t	risc_address;
949
	struct qla_hw_data *ha = vha->hw;
950 951 952 953 954 955 956
	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;
957
	void		*nxt;
958 959
	void		*nxt_chain;
	uint32_t	*last_chain = NULL;
960
	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
961

962
	if (IS_P3P_TYPE(ha))
963 964
		return;

965 966 967 968 969 970
	risc_address = ext_mem_cnt = 0;
	flags = 0;

	if (!hardware_locked)
		spin_lock_irqsave(&ha->hardware_lock, flags);

971
	if (!ha->fw_dump) {
972 973
		ql_log(ql_log_warn, vha, 0xd006,
		    "No buffer available for dump.\n");
974 975 976 977
		goto qla24xx_fw_dump_failed;
	}

	if (ha->fw_dumped) {
978 979 980 981
		ql_log(ql_log_warn, vha, 0xd007,
		    "Firmware has been previously dumped (%p) "
		    "-- ignoring request.\n",
		    ha->fw_dump);
982 983
		goto qla24xx_fw_dump_failed;
	}
984 985
	fw = &ha->fw_dump->isp.isp24;
	qla2xxx_prep_dump(ha, ha->fw_dump);
986

987
	fw->host_status = htonl(RD_REG_DWORD(&reg->host_status));
988 989

	/* Pause RISC. */
990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169
	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),
1170
	    &nxt);
1171 1172 1173
	if (rval != QLA_SUCCESS)
		goto qla24xx_fw_dump_failed_0;

1174
	nxt = qla2xxx_copy_queues(ha, nxt);
1175 1176

	qla24xx_copy_eft(ha, nxt);
1177

1178 1179 1180 1181 1182 1183 1184 1185 1186 1187
	nxt_chain = (void *)ha->fw_dump + ha->chain_offset;
	nxt_chain = qla2xxx_copy_atioqueues(ha, nxt_chain, &last_chain);
	if (last_chain) {
		ha->fw_dump->version |= __constant_htonl(DUMP_CHAIN_VARIANT);
		*last_chain |= __constant_htonl(DUMP_CHAIN_LAST);
	}

	/* Adjust valid length. */
	ha->fw_dump_len = (nxt_chain - (void *)ha->fw_dump);

1188
qla24xx_fw_dump_failed_0:
1189
	qla2xxx_dump_post_process(base_vha, rval);
1190

1191 1192 1193 1194
qla24xx_fw_dump_failed:
	if (!hardware_locked)
		spin_unlock_irqrestore(&ha->hardware_lock, flags);
}
1195

1196
void
1197
qla25xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
1198 1199 1200 1201
{
	int		rval;
	uint32_t	cnt;
	uint32_t	risc_address;
1202
	struct qla_hw_data *ha = vha->hw;
1203 1204 1205 1206 1207 1208 1209
	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;
1210
	void		*nxt, *nxt_chain;
1211
	uint32_t	*last_chain = NULL;
1212
	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1213

1214 1215
	risc_address = ext_mem_cnt = 0;
	flags = 0;
1216

1217 1218
	if (!hardware_locked)
		spin_lock_irqsave(&ha->hardware_lock, flags);
1219

1220
	if (!ha->fw_dump) {
1221 1222
		ql_log(ql_log_warn, vha, 0xd008,
		    "No buffer available for dump.\n");
1223 1224
		goto qla25xx_fw_dump_failed;
	}
1225

1226
	if (ha->fw_dumped) {
1227 1228 1229 1230
		ql_log(ql_log_warn, vha, 0xd009,
		    "Firmware has been previously dumped (%p) "
		    "-- ignoring request.\n",
		    ha->fw_dump);
1231 1232 1233 1234
		goto qla25xx_fw_dump_failed;
	}
	fw = &ha->fw_dump->isp.isp25;
	qla2xxx_prep_dump(ha, ha->fw_dump);
1235
	ha->fw_dump->version = __constant_htonl(2);
1236

1237
	fw->host_status = htonl(RD_REG_DWORD(&reg->host_status));
1238

1239
	/* Pause RISC. */
1240 1241 1242 1243
	rval = qla24xx_pause_risc(reg);
	if (rval != QLA_SUCCESS)
		goto qla25xx_fw_dump_failed_0;

1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257
	/* 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));
1258

1259 1260 1261
	WRT_REG_DWORD(&reg->iobase_window, 0x00);
	RD_REG_DWORD(&reg->iobase_window);

1262 1263 1264 1265 1266 1267 1268 1269 1270 1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 1329 1330 1331 1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 1371 1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388 1389 1390 1391 1392 1393 1394 1395 1396 1397 1398 1399 1400 1401 1402 1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451 1452 1453 1454 1455 1456 1457 1458 1459 1460 1461 1462 1463 1464 1465 1466 1467 1468 1469 1470 1471 1472 1473 1474 1475
	/* 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);

1476 1477 1478 1479
	/* Multi queue registers */
	nxt_chain = qla25xx_copy_mq(ha, (void *)ha->fw_dump + ha->chain_offset,
	    &last_chain);

1480 1481 1482 1483 1484
	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),
1485
	    &nxt);
1486 1487 1488
	if (rval != QLA_SUCCESS)
		goto qla25xx_fw_dump_failed_0;

1489
	nxt = qla2xxx_copy_queues(ha, nxt);
1490

1491
	qla24xx_copy_eft(ha, nxt);
1492

1493
	/* Chain entries -- started with MQ. */
1494 1495
	nxt_chain = qla25xx_copy_fce(ha, nxt_chain, &last_chain);
	nxt_chain = qla25xx_copy_mqueues(ha, nxt_chain, &last_chain);
1496
	nxt_chain = qla2xxx_copy_atioqueues(ha, nxt_chain, &last_chain);
1497 1498 1499 1500
	if (last_chain) {
		ha->fw_dump->version |= __constant_htonl(DUMP_CHAIN_VARIANT);
		*last_chain |= __constant_htonl(DUMP_CHAIN_LAST);
	}
1501

1502 1503 1504
	/* Adjust valid length. */
	ha->fw_dump_len = (nxt_chain - (void *)ha->fw_dump);

1505
qla25xx_fw_dump_failed_0:
1506
	qla2xxx_dump_post_process(base_vha, rval);
1507

1508
qla25xx_fw_dump_failed:
1509 1510 1511
	if (!hardware_locked)
		spin_unlock_irqrestore(&ha->hardware_lock, flags);
}
1512 1513 1514 1515 1516 1517 1518 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537

void
qla81xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
{
	int		rval;
	uint32_t	cnt;
	uint32_t	risc_address;
	struct qla_hw_data *ha = vha->hw;
	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 qla81xx_fw_dump *fw;
	uint32_t	ext_mem_cnt;
	void		*nxt, *nxt_chain;
	uint32_t	*last_chain = NULL;
	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);

	risc_address = ext_mem_cnt = 0;
	flags = 0;

	if (!hardware_locked)
		spin_lock_irqsave(&ha->hardware_lock, flags);

	if (!ha->fw_dump) {
1538 1539
		ql_log(ql_log_warn, vha, 0xd00a,
		    "No buffer available for dump.\n");
1540 1541 1542 1543
		goto qla81xx_fw_dump_failed;
	}

	if (ha->fw_dumped) {
1544 1545 1546 1547
		ql_log(ql_log_warn, vha, 0xd00b,
		    "Firmware has been previously dumped (%p) "
		    "-- ignoring request.\n",
		    ha->fw_dump);
1548 1549 1550 1551 1552 1553 1554 1555 1556 1557 1558 1559 1560 1561 1562 1563 1564 1565 1566 1567 1568 1569 1570 1571 1572 1573 1574 1575 1576 1577 1578 1579 1580 1581 1582 1583 1584 1585 1586 1587 1588 1589 1590 1591 1592 1593 1594 1595 1596 1597 1598 1599 1600 1601 1602 1603 1604 1605 1606 1607 1608 1609 1610 1611 1612 1613 1614 1615 1616 1617 1618 1619 1620 1621 1622 1623 1624 1625 1626 1627 1628 1629 1630 1631 1632 1633 1634 1635 1636 1637 1638 1639 1640 1641 1642 1643 1644 1645 1646 1647 1648 1649 1650 1651 1652 1653 1654 1655 1656 1657 1658 1659 1660 1661 1662 1663 1664 1665 1666 1667 1668 1669 1670 1671 1672 1673 1674 1675 1676 1677 1678 1679 1680 1681 1682 1683 1684 1685 1686 1687 1688 1689 1690 1691 1692 1693 1694 1695 1696 1697 1698 1699 1700 1701 1702 1703 1704 1705 1706 1707 1708 1709 1710 1711 1712 1713 1714 1715 1716 1717 1718 1719 1720 1721 1722 1723 1724 1725 1726 1727 1728 1729 1730 1731 1732 1733 1734 1735 1736 1737 1738 1739 1740 1741 1742 1743 1744 1745 1746 1747 1748 1749 1750 1751 1752 1753 1754 1755 1756 1757 1758 1759 1760 1761 1762 1763 1764 1765 1766 1767 1768 1769 1770 1771 1772 1773 1774 1775 1776 1777 1778 1779 1780 1781 1782 1783 1784 1785 1786 1787 1788 1789 1790 1791 1792 1793 1794 1795 1796 1797 1798 1799 1800 1801 1802 1803 1804 1805 1806 1807 1808 1809
		goto qla81xx_fw_dump_failed;
	}
	fw = &ha->fw_dump->isp.isp81;
	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 qla81xx_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);
	iter_reg = qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x40C0, 16, iter_reg);
	qla24xx_read_window(reg, 0x40D0, 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);
	iter_reg = qla24xx_read_window(reg, 0x61C0, 16, iter_reg);
	qla24xx_read_window(reg, 0x6F00, 16, iter_reg);

	/* Multi queue registers */
	nxt_chain = qla25xx_copy_mq(ha, (void *)ha->fw_dump + ha->chain_offset,
	    &last_chain);

	rval = qla24xx_soft_reset(ha);
	if (rval != QLA_SUCCESS)
		goto qla81xx_fw_dump_failed_0;

	rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
	    &nxt);
	if (rval != QLA_SUCCESS)
		goto qla81xx_fw_dump_failed_0;

	nxt = qla2xxx_copy_queues(ha, nxt);

1810
	qla24xx_copy_eft(ha, nxt);
1811 1812

	/* Chain entries -- started with MQ. */
1813 1814
	nxt_chain = qla25xx_copy_fce(ha, nxt_chain, &last_chain);
	nxt_chain = qla25xx_copy_mqueues(ha, nxt_chain, &last_chain);
1815
	nxt_chain = qla2xxx_copy_atioqueues(ha, nxt_chain, &last_chain);
1816 1817 1818 1819 1820
	if (last_chain) {
		ha->fw_dump->version |= __constant_htonl(DUMP_CHAIN_VARIANT);
		*last_chain |= __constant_htonl(DUMP_CHAIN_LAST);
	}

1821 1822 1823
	/* Adjust valid length. */
	ha->fw_dump_len = (nxt_chain - (void *)ha->fw_dump);

1824
qla81xx_fw_dump_failed_0:
1825
	qla2xxx_dump_post_process(base_vha, rval);
1826 1827 1828 1829 1830 1831

qla81xx_fw_dump_failed:
	if (!hardware_locked)
		spin_unlock_irqrestore(&ha->hardware_lock, flags);
}

1832 1833 1834 1835 1836 1837 1838 1839 1840 1841 1842 1843 1844 1845 1846 1847 1848 1849 1850 1851 1852 1853 1854 1855 1856 1857 1858 1859 1860 1861 1862 1863 1864 1865 1866 1867 1868 1869 1870 1871 1872 1873 1874 1875 1876 1877 1878 1879 1880 1881 1882 1883 1884 1885 1886 1887 1888 1889 1890 1891 1892 1893 1894 1895 1896 1897 1898 1899 1900 1901 1902 1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922 1923 1924 1925 1926 1927 1928 1929 1930 1931 1932 1933 1934 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 2031 2032 2033 2034 2035 2036 2037 2038 2039 2040 2041 2042 2043 2044 2045 2046 2047 2048 2049 2050 2051 2052 2053 2054 2055 2056 2057 2058 2059 2060 2061 2062 2063 2064 2065 2066 2067 2068 2069 2070 2071 2072 2073 2074 2075 2076 2077 2078 2079 2080 2081 2082 2083 2084 2085 2086 2087 2088 2089 2090 2091 2092 2093 2094 2095 2096 2097 2098 2099 2100 2101 2102 2103 2104 2105 2106 2107 2108 2109 2110 2111 2112 2113 2114 2115 2116 2117 2118 2119 2120 2121 2122 2123 2124 2125 2126 2127 2128 2129 2130 2131 2132 2133 2134 2135 2136 2137 2138 2139 2140 2141 2142 2143 2144 2145 2146 2147 2148 2149 2150 2151 2152 2153 2154 2155 2156 2157 2158 2159 2160 2161 2162 2163 2164 2165 2166 2167 2168 2169 2170 2171 2172 2173 2174 2175 2176 2177 2178 2179 2180 2181 2182 2183 2184 2185 2186 2187 2188 2189 2190 2191 2192 2193 2194 2195 2196 2197 2198 2199 2200 2201 2202 2203 2204 2205 2206 2207 2208 2209 2210 2211 2212 2213 2214 2215 2216 2217 2218 2219 2220 2221 2222 2223 2224 2225 2226 2227 2228 2229 2230 2231 2232 2233 2234 2235 2236 2237 2238 2239 2240 2241 2242 2243 2244 2245 2246 2247 2248 2249 2250 2251 2252 2253 2254 2255 2256 2257 2258 2259 2260 2261 2262 2263 2264 2265 2266 2267 2268 2269 2270 2271 2272 2273 2274 2275 2276 2277 2278 2279 2280 2281 2282 2283 2284 2285 2286 2287 2288 2289 2290 2291 2292 2293 2294 2295
void
qla83xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
{
	int		rval;
	uint32_t	cnt, reg_data;
	uint32_t	risc_address;
	struct qla_hw_data *ha = vha->hw;
	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 qla83xx_fw_dump *fw;
	uint32_t	ext_mem_cnt;
	void		*nxt, *nxt_chain;
	uint32_t	*last_chain = NULL;
	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);

	risc_address = ext_mem_cnt = 0;
	flags = 0;

	if (!hardware_locked)
		spin_lock_irqsave(&ha->hardware_lock, flags);

	if (!ha->fw_dump) {
		ql_log(ql_log_warn, vha, 0xd00c,
		    "No buffer available for dump!!!\n");
		goto qla83xx_fw_dump_failed;
	}

	if (ha->fw_dumped) {
		ql_log(ql_log_warn, vha, 0xd00d,
		    "Firmware has been previously dumped (%p) -- ignoring "
		    "request...\n", ha->fw_dump);
		goto qla83xx_fw_dump_failed;
	}
	fw = &ha->fw_dump->isp.isp83;
	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 qla83xx_fw_dump_failed_0;

	WRT_REG_DWORD(&reg->iobase_addr, 0x6000);
	dmp_reg = &reg->iobase_window;
	reg_data = RD_REG_DWORD(dmp_reg);
	WRT_REG_DWORD(dmp_reg, 0);

	dmp_reg = &reg->unused_4_1[0];
	reg_data = RD_REG_DWORD(dmp_reg);
	WRT_REG_DWORD(dmp_reg, 0);

	WRT_REG_DWORD(&reg->iobase_addr, 0x6010);
	dmp_reg = &reg->unused_4_1[2];
	reg_data = RD_REG_DWORD(dmp_reg);
	WRT_REG_DWORD(dmp_reg, 0);

	/* select PCR and disable ecc checking and correction */
	WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
	RD_REG_DWORD(&reg->iobase_addr);
	WRT_REG_DWORD(&reg->iobase_select, 0x60000000);	/* write to F0h = PCR */

	/* Host/Risc registers. */
	iter_reg = fw->host_risc_reg;
	iter_reg = qla24xx_read_window(reg, 0x7000, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x7010, 16, iter_reg);
	qla24xx_read_window(reg, 0x7040, 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, 0xBE00, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0xBE10, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0xBE20, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0xBE30, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0xBE40, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0xBE50, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0xBE60, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0xBE70, 16, iter_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);

	qla24xx_read_window(reg, 0xBEF0, 16, fw->xseq_2_reg);

	/* Receive sequence registers. */
	iter_reg = fw->rseq_gp_reg;
	iter_reg = qla24xx_read_window(reg, 0xFE00, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0xFE10, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0xFE20, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0xFE30, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0xFE40, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0xFE50, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0xFE60, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0xFE70, 16, iter_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);
	qla24xx_read_window(reg, 0xFEF0, 16, fw->rseq_3_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);
	iter_reg = qla24xx_read_window(reg, 0xB070, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0xB100, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0xB110, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0xB120, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0xB130, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0xB140, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0xB150, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0xB160, 16, iter_reg);
	qla24xx_read_window(reg, 0xB170, 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);
	qla24xx_read_window(reg, 0xB1F0, 16, fw->aseq_3_reg);

	/* Command DMA registers. */
	iter_reg = fw->cmd_dma_reg;
	iter_reg = qla24xx_read_window(reg, 0x7100, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x7120, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x7130, 16, iter_reg);
	qla24xx_read_window(reg, 0x71F0, 16, iter_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);
	iter_reg = qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x40C0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x40D0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x40E0, 16, iter_reg);
	qla24xx_read_window(reg, 0x40F0, 16, iter_reg);

	/* RQ0 Array registers. */
	iter_reg = fw->rq0_array_reg;
	iter_reg = qla24xx_read_window(reg, 0x5C00, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5C10, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5C20, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5C30, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5C40, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5C50, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5C60, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5C70, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5C80, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5C90, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5CA0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5CB0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5CC0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5CD0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5CE0, 16, iter_reg);
	qla24xx_read_window(reg, 0x5CF0, 16, iter_reg);

	/* RQ1 Array registers. */
	iter_reg = fw->rq1_array_reg;
	iter_reg = qla24xx_read_window(reg, 0x5D00, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5D10, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5D20, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5D30, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5D40, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5D50, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5D60, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5D70, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5D80, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5D90, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5DA0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5DB0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5DC0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5DD0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5DE0, 16, iter_reg);
	qla24xx_read_window(reg, 0x5DF0, 16, iter_reg);

	/* RP0 Array registers. */
	iter_reg = fw->rp0_array_reg;
	iter_reg = qla24xx_read_window(reg, 0x5E00, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5E10, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5E20, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5E30, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5E40, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5E50, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5E60, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5E70, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5E80, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5E90, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5EA0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5EB0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5EC0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5ED0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5EE0, 16, iter_reg);
	qla24xx_read_window(reg, 0x5EF0, 16, iter_reg);

	/* RP1 Array registers. */
	iter_reg = fw->rp1_array_reg;
	iter_reg = qla24xx_read_window(reg, 0x5F00, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5F10, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5F20, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5F30, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5F40, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5F50, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5F60, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5F70, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5F80, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5F90, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5FA0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5FB0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5FC0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5FD0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x5FE0, 16, iter_reg);
	qla24xx_read_window(reg, 0x5FF0, 16, iter_reg);

	iter_reg = fw->at0_array_reg;
	iter_reg = qla24xx_read_window(reg, 0x7080, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x7090, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x70A0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x70B0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x70C0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x70D0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x70E0, 16, iter_reg);
	qla24xx_read_window(reg, 0x70F0, 16, iter_reg);

	/* I/O Queue Control registers. */
	qla24xx_read_window(reg, 0x7800, 16, fw->queue_control_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, 0x6060, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x6070, 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);
	iter_reg = qla24xx_read_window(reg, 0x61C0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x6530, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x6540, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x6550, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x6560, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x6570, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x6580, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x6590, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x65A0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x65B0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x65C0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x65D0, 16, iter_reg);
	iter_reg = qla24xx_read_window(reg, 0x65E0, 16, iter_reg);
	qla24xx_read_window(reg, 0x6F00, 16, iter_reg);

	/* Multi queue registers */
	nxt_chain = qla25xx_copy_mq(ha, (void *)ha->fw_dump + ha->chain_offset,
	    &last_chain);

	rval = qla24xx_soft_reset(ha);
	if (rval != QLA_SUCCESS) {
		ql_log(ql_log_warn, vha, 0xd00e,
		    "SOFT RESET FAILED, forcing continuation of dump!!!\n");
		rval = QLA_SUCCESS;

		ql_log(ql_log_warn, vha, 0xd00f, "try a bigger hammer!!!\n");

		WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_RESET);
		RD_REG_DWORD(&reg->hccr);

		WRT_REG_DWORD(&reg->hccr, HCCRX_REL_RISC_PAUSE);
		RD_REG_DWORD(&reg->hccr);

		WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_RESET);
		RD_REG_DWORD(&reg->hccr);

		for (cnt = 30000; cnt && (RD_REG_WORD(&reg->mailbox0)); cnt--)
			udelay(5);

		if (!cnt) {
			nxt = fw->code_ram;
2296
			nxt += sizeof(fw->code_ram);
2297 2298 2299 2300 2301 2302 2303 2304 2305 2306 2307 2308 2309 2310 2311
			nxt += (ha->fw_memory_size - 0x100000 + 1);
			goto copy_queue;
		} else
			ql_log(ql_log_warn, vha, 0xd010,
			    "bigger hammer success?\n");
	}

	rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
	    &nxt);
	if (rval != QLA_SUCCESS)
		goto qla83xx_fw_dump_failed_0;

copy_queue:
	nxt = qla2xxx_copy_queues(ha, nxt);

2312
	qla24xx_copy_eft(ha, nxt);
2313 2314 2315 2316

	/* Chain entries -- started with MQ. */
	nxt_chain = qla25xx_copy_fce(ha, nxt_chain, &last_chain);
	nxt_chain = qla25xx_copy_mqueues(ha, nxt_chain, &last_chain);
2317
	nxt_chain = qla2xxx_copy_atioqueues(ha, nxt_chain, &last_chain);
2318 2319 2320 2321 2322 2323 2324 2325 2326 2327 2328 2329 2330 2331 2332 2333
	if (last_chain) {
		ha->fw_dump->version |= __constant_htonl(DUMP_CHAIN_VARIANT);
		*last_chain |= __constant_htonl(DUMP_CHAIN_LAST);
	}

	/* Adjust valid length. */
	ha->fw_dump_len = (nxt_chain - (void *)ha->fw_dump);

qla83xx_fw_dump_failed_0:
	qla2xxx_dump_post_process(base_vha, rval);

qla83xx_fw_dump_failed:
	if (!hardware_locked)
		spin_unlock_irqrestore(&ha->hardware_lock, flags);
}

L
Linus Torvalds 已提交
2334 2335 2336
/****************************************************************************/
/*                         Driver Debug Functions.                          */
/****************************************************************************/
2337 2338 2339 2340 2341 2342 2343 2344 2345

static inline int
ql_mask_match(uint32_t level)
{
	if (ql2xextended_error_logging == 1)
		ql2xextended_error_logging = QL_DBG_DEFAULT1_MASK;
	return (level & ql2xextended_error_logging) == level;
}

2346 2347 2348 2349 2350 2351 2352 2353 2354 2355 2356 2357 2358 2359
/*
 * This function is for formatting and logging debug information.
 * It is to be used when vha is available. It formats the message
 * and logs it to the messages file.
 * parameters:
 * level: The level of the debug messages to be printed.
 *        If ql2xextended_error_logging value is correctly set,
 *        this message will appear in the messages file.
 * vha:   Pointer to the scsi_qla_host_t.
 * id:    This is a unique identifier for the level. It identifies the
 *        part of the code from where the message originated.
 * msg:   The message to be displayed.
 */
void
2360 2361 2362 2363
ql_dbg(uint32_t level, scsi_qla_host_t *vha, int32_t id, const char *fmt, ...)
{
	va_list va;
	struct va_format vaf;
2364

2365
	if (!ql_mask_match(level))
2366
		return;
2367

2368
	va_start(va, fmt);
2369

2370 2371
	vaf.fmt = fmt;
	vaf.va = &va;
2372

2373 2374 2375 2376 2377 2378 2379 2380 2381
	if (vha != NULL) {
		const struct pci_dev *pdev = vha->hw->pdev;
		/* <module-name> <pci-name> <msg-id>:<host> Message */
		pr_warn("%s [%s]-%04x:%ld: %pV",
			QL_MSGHDR, dev_name(&(pdev->dev)), id + ql_dbg_offset,
			vha->host_no, &vaf);
	} else {
		pr_warn("%s [%s]-%04x: : %pV",
			QL_MSGHDR, "0000:00:00.0", id + ql_dbg_offset, &vaf);
2382 2383
	}

2384
	va_end(va);
2385 2386 2387 2388 2389

}

/*
 * This function is for formatting and logging debug information.
2390
 * It is to be used when vha is not available and pci is available,
2391 2392 2393 2394 2395 2396 2397 2398 2399 2400 2401 2402
 * i.e., before host allocation. It formats the message and logs it
 * to the messages file.
 * parameters:
 * level: The level of the debug messages to be printed.
 *        If ql2xextended_error_logging value is correctly set,
 *        this message will appear in the messages file.
 * pdev:  Pointer to the struct pci_dev.
 * id:    This is a unique id for the level. It identifies the part
 *        of the code from where the message originated.
 * msg:   The message to be displayed.
 */
void
2403 2404 2405 2406 2407
ql_dbg_pci(uint32_t level, struct pci_dev *pdev, int32_t id,
	   const char *fmt, ...)
{
	va_list va;
	struct va_format vaf;
2408 2409 2410

	if (pdev == NULL)
		return;
2411
	if (!ql_mask_match(level))
2412
		return;
2413

2414
	va_start(va, fmt);
2415

2416 2417
	vaf.fmt = fmt;
	vaf.va = &va;
2418

2419 2420 2421
	/* <module-name> <dev-name>:<msg-id> Message */
	pr_warn("%s [%s]-%04x: : %pV",
		QL_MSGHDR, dev_name(&(pdev->dev)), id + ql_dbg_offset, &vaf);
2422

2423
	va_end(va);
2424 2425 2426 2427 2428 2429 2430 2431 2432 2433 2434 2435 2436 2437 2438 2439
}

/*
 * This function is for formatting and logging log messages.
 * It is to be used when vha is available. It formats the message
 * and logs it to the messages file. All the messages will be logged
 * irrespective of value of ql2xextended_error_logging.
 * parameters:
 * level: The level of the log messages to be printed in the
 *        messages file.
 * vha:   Pointer to the scsi_qla_host_t
 * id:    This is a unique id for the level. It identifies the
 *        part of the code from where the message originated.
 * msg:   The message to be displayed.
 */
void
2440 2441 2442 2443 2444
ql_log(uint32_t level, scsi_qla_host_t *vha, int32_t id, const char *fmt, ...)
{
	va_list va;
	struct va_format vaf;
	char pbuf[128];
2445

2446 2447
	if (level > ql_errlev)
		return;
2448

2449 2450 2451 2452 2453 2454 2455 2456 2457 2458 2459 2460 2461 2462 2463 2464 2465
	if (vha != NULL) {
		const struct pci_dev *pdev = vha->hw->pdev;
		/* <module-name> <msg-id>:<host> Message */
		snprintf(pbuf, sizeof(pbuf), "%s [%s]-%04x:%ld: ",
			QL_MSGHDR, dev_name(&(pdev->dev)), id, vha->host_no);
	} else {
		snprintf(pbuf, sizeof(pbuf), "%s [%s]-%04x: : ",
			QL_MSGHDR, "0000:00:00.0", id);
	}
	pbuf[sizeof(pbuf) - 1] = 0;

	va_start(va, fmt);

	vaf.fmt = fmt;
	vaf.va = &va;

	switch (level) {
2466
	case ql_log_fatal: /* FATAL LOG */
2467 2468
		pr_crit("%s%pV", pbuf, &vaf);
		break;
2469
	case ql_log_warn:
2470 2471
		pr_err("%s%pV", pbuf, &vaf);
		break;
2472
	case ql_log_info:
2473 2474 2475 2476 2477
		pr_warn("%s%pV", pbuf, &vaf);
		break;
	default:
		pr_info("%s%pV", pbuf, &vaf);
		break;
2478 2479
	}

2480
	va_end(va);
2481 2482 2483 2484
}

/*
 * This function is for formatting and logging log messages.
2485
 * It is to be used when vha is not available and pci is available,
2486 2487 2488 2489 2490 2491 2492 2493 2494 2495 2496 2497
 * i.e., before host allocation. It formats the message and logs
 * it to the messages file. All the messages are logged irrespective
 * of the value of ql2xextended_error_logging.
 * parameters:
 * level: The level of the log messages to be printed in the
 *        messages file.
 * pdev:  Pointer to the struct pci_dev.
 * id:    This is a unique id for the level. It identifies the
 *        part of the code from where the message originated.
 * msg:   The message to be displayed.
 */
void
2498 2499 2500 2501 2502 2503
ql_log_pci(uint32_t level, struct pci_dev *pdev, int32_t id,
	   const char *fmt, ...)
{
	va_list va;
	struct va_format vaf;
	char pbuf[128];
2504 2505 2506

	if (pdev == NULL)
		return;
2507 2508
	if (level > ql_errlev)
		return;
2509

2510 2511 2512 2513 2514 2515 2516 2517 2518 2519 2520
	/* <module-name> <dev-name>:<msg-id> Message */
	snprintf(pbuf, sizeof(pbuf), "%s [%s]-%04x: : ",
		 QL_MSGHDR, dev_name(&(pdev->dev)), id);
	pbuf[sizeof(pbuf) - 1] = 0;

	va_start(va, fmt);

	vaf.fmt = fmt;
	vaf.va = &va;

	switch (level) {
2521
	case ql_log_fatal: /* FATAL LOG */
2522 2523
		pr_crit("%s%pV", pbuf, &vaf);
		break;
2524
	case ql_log_warn:
2525 2526
		pr_err("%s%pV", pbuf, &vaf);
		break;
2527
	case ql_log_info:
2528 2529 2530 2531 2532
		pr_warn("%s%pV", pbuf, &vaf);
		break;
	default:
		pr_info("%s%pV", pbuf, &vaf);
		break;
2533 2534
	}

2535
	va_end(va);
2536 2537 2538 2539 2540 2541 2542 2543 2544 2545 2546 2547
}

void
ql_dump_regs(uint32_t level, scsi_qla_host_t *vha, int32_t id)
{
	int i;
	struct qla_hw_data *ha = vha->hw;
	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
	struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24;
	struct device_reg_82xx __iomem *reg82 = &ha->iobase->isp82;
	uint16_t __iomem *mbx_reg;

2548 2549
	if (!ql_mask_match(level))
		return;
2550

2551
	if (IS_P3P_TYPE(ha))
2552 2553 2554 2555 2556 2557 2558 2559 2560 2561
		mbx_reg = &reg82->mailbox_in[0];
	else if (IS_FWI2_CAPABLE(ha))
		mbx_reg = &reg24->mailbox0;
	else
		mbx_reg = MAILBOX_REG(ha, reg, 0);

	ql_dbg(level, vha, id, "Mailbox registers:\n");
	for (i = 0; i < 6; i++)
		ql_dbg(level, vha, id,
		    "mbox[%d] 0x%04x\n", i, RD_REG_WORD(mbx_reg++));
2562 2563 2564 2565 2566 2567 2568 2569 2570
}


void
ql_dump_buffer(uint32_t level, scsi_qla_host_t *vha, int32_t id,
	uint8_t *b, uint32_t size)
{
	uint32_t cnt;
	uint8_t c;
2571 2572 2573 2574 2575 2576 2577 2578 2579 2580 2581 2582 2583 2584 2585 2586 2587 2588

	if (!ql_mask_match(level))
		return;

	ql_dbg(level, vha, id, " 0   1   2   3   4   5   6   7   8   "
	    "9  Ah  Bh  Ch  Dh  Eh  Fh\n");
	ql_dbg(level, vha, id, "----------------------------------"
	    "----------------------------\n");

	ql_dbg(level, vha, id, " ");
	for (cnt = 0; cnt < size;) {
		c = *b++;
		printk("%02x", (uint32_t) c);
		cnt++;
		if (!(cnt % 16))
			printk("\n");
		else
			printk("  ");
2589
	}
2590 2591
	if (cnt % 16)
		ql_dbg(level, vha, id, "\n");
2592
}