X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fscsi%2Fqla2xxx%2Fqla_sup.c;h=15390ad87456399a774ac65e25a5f519216adf15;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=b1ccdee8d592a46b04c26a405530fd78852f3689;hpb=5273a3df6485dc2ad6aa7ddd441b9a21970f003b;p=linux-2.6.git diff --git a/drivers/scsi/qla2xxx/qla_sup.c b/drivers/scsi/qla2xxx/qla_sup.c index b1ccdee8d..15390ad87 100644 --- a/drivers/scsi/qla2xxx/qla_sup.c +++ b/drivers/scsi/qla2xxx/qla_sup.c @@ -1,59 +1,31 @@ -/****************************************************************************** - * QLOGIC LINUX SOFTWARE - * - * QLogic ISP2x00 device driver for Linux 2.6.x - * Copyright (C) 2003-2004 QLogic Corporation - * (www.qlogic.com) - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2, or (at your option) any - * later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. +/* + * QLogic Fibre Channel HBA Driver + * Copyright (c) 2003-2005 QLogic Corporation * - ******************************************************************************/ - -#include "qla_os.h" + * See LICENSE.qla2xxx for copyright and licensing details. + */ #include "qla_def.h" +#include +#include + static uint16_t qla2x00_nvram_request(scsi_qla_host_t *, uint32_t); static void qla2x00_nv_deselect(scsi_qla_host_t *); static void qla2x00_nv_write(scsi_qla_host_t *, uint16_t); -uint8_t qla2x00_read_flash_byte(scsi_qla_host_t *, uint32_t); -static void qla2x00_write_flash_byte(scsi_qla_host_t *, uint32_t, uint8_t); -static uint8_t qla2x00_poll_flash(scsi_qla_host_t *ha, - uint32_t addr, uint8_t poll_data, uint8_t mid); -static uint8_t qla2x00_program_flash_address(scsi_qla_host_t *ha, - uint32_t addr, uint8_t data, uint8_t mid); -static uint8_t qla2x00_erase_flash_sector(scsi_qla_host_t *ha, - uint32_t addr, uint32_t sec_mask, uint8_t mid); - -uint8_t qla2x00_get_flash_manufacturer(scsi_qla_host_t *ha); -uint16_t qla2x00_get_flash_version(scsi_qla_host_t *); -uint16_t qla2x00_get_flash_image(scsi_qla_host_t *ha, uint8_t *image); -uint16_t qla2x00_set_flash_image(scsi_qla_host_t *ha, uint8_t *image); - - /* * NVRAM support routines */ /** - * qla2x00_lock_nvram_access() - + * qla2x00_lock_nvram_access() - * @ha: HA context */ void qla2x00_lock_nvram_access(scsi_qla_host_t *ha) { uint16_t data; - device_reg_t *reg; - - reg = ha->iobase; + struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha)) { data = RD_REG_WORD(®->nvram); @@ -64,12 +36,14 @@ qla2x00_lock_nvram_access(scsi_qla_host_t *ha) /* Lock resource */ WRT_REG_WORD(®->u.isp2300.host_semaphore, 0x1); + RD_REG_WORD(®->u.isp2300.host_semaphore); udelay(5); data = RD_REG_WORD(®->u.isp2300.host_semaphore); while ((data & BIT_0) == 0) { /* Lock failed */ udelay(100); WRT_REG_WORD(®->u.isp2300.host_semaphore, 0x1); + RD_REG_WORD(®->u.isp2300.host_semaphore); udelay(5); data = RD_REG_WORD(®->u.isp2300.host_semaphore); } @@ -77,18 +51,18 @@ qla2x00_lock_nvram_access(scsi_qla_host_t *ha) } /** - * qla2x00_unlock_nvram_access() - + * qla2x00_unlock_nvram_access() - * @ha: HA context */ void qla2x00_unlock_nvram_access(scsi_qla_host_t *ha) { - device_reg_t *reg; - - reg = ha->iobase; + struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; - if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha)) + if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha)) { WRT_REG_WORD(®->u.isp2300.host_semaphore, 0); + RD_REG_WORD(®->u.isp2300.host_semaphore); + } } /** @@ -123,8 +97,8 @@ qla2x00_write_nvram_word(scsi_qla_host_t *ha, uint32_t addr, uint16_t data) { int count; uint16_t word; - uint32_t nv_cmd; - device_reg_t *reg = ha->iobase; + uint32_t nv_cmd, wait_cnt; + struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; qla2x00_nv_write(ha, NVR_DATA_OUT); qla2x00_nv_write(ha, 0); @@ -135,10 +109,11 @@ qla2x00_write_nvram_word(scsi_qla_host_t *ha, uint32_t addr, uint16_t data) qla2x00_nv_deselect(ha); - /* Erase Location */ - nv_cmd = (addr << 16) | NV_ERASE_OP; + /* Write data */ + nv_cmd = (addr << 16) | NV_WRITE_OP; + nv_cmd |= data; nv_cmd <<= 5; - for (count = 0; count < 11; count++) { + for (count = 0; count < 27; count++) { if (nv_cmd & BIT_31) qla2x00_nv_write(ha, NVR_DATA_OUT); else @@ -149,15 +124,50 @@ qla2x00_write_nvram_word(scsi_qla_host_t *ha, uint32_t addr, uint16_t data) qla2x00_nv_deselect(ha); - /* Wait for Erase to Finish */ + /* Wait for NVRAM to become ready */ WRT_REG_WORD(®->nvram, NVR_SELECT); + RD_REG_WORD(®->nvram); /* PCI Posting. */ + wait_cnt = NVR_WAIT_CNT; do { + if (!--wait_cnt) { + DEBUG9_10(printk("%s(%ld): NVRAM didn't go ready...\n", + __func__, ha->host_no)); + break; + } NVRAM_DELAY(); word = RD_REG_WORD(®->nvram); } while ((word & NVR_DATA_IN) == 0); qla2x00_nv_deselect(ha); + /* Disable writes */ + qla2x00_nv_write(ha, NVR_DATA_OUT); + for (count = 0; count < 10; count++) + qla2x00_nv_write(ha, 0); + + qla2x00_nv_deselect(ha); +} + +static int +qla2x00_write_nvram_word_tmo(scsi_qla_host_t *ha, uint32_t addr, uint16_t data, + uint32_t tmo) +{ + int ret, count; + uint16_t word; + uint32_t nv_cmd; + struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; + + ret = QLA_SUCCESS; + + qla2x00_nv_write(ha, NVR_DATA_OUT); + qla2x00_nv_write(ha, 0); + qla2x00_nv_write(ha, 0); + + for (word = 0; word < 8; word++) + qla2x00_nv_write(ha, NVR_DATA_OUT); + + qla2x00_nv_deselect(ha); + /* Write data */ nv_cmd = (addr << 16) | NV_WRITE_OP; nv_cmd |= data; @@ -175,9 +185,14 @@ qla2x00_write_nvram_word(scsi_qla_host_t *ha, uint32_t addr, uint16_t data) /* Wait for NVRAM to become ready */ WRT_REG_WORD(®->nvram, NVR_SELECT); + RD_REG_WORD(®->nvram); /* PCI Posting. */ do { NVRAM_DELAY(); word = RD_REG_WORD(®->nvram); + if (!--tmo) { + ret = QLA_FUNCTION_FAILED; + break; + } } while ((word & NVR_DATA_IN) == 0); qla2x00_nv_deselect(ha); @@ -188,6 +203,8 @@ qla2x00_write_nvram_word(scsi_qla_host_t *ha, uint32_t addr, uint16_t data) qla2x00_nv_write(ha, 0); qla2x00_nv_deselect(ha); + + return ret; } /** @@ -209,7 +226,7 @@ static uint16_t qla2x00_nvram_request(scsi_qla_host_t *ha, uint32_t nv_cmd) { uint8_t cnt; - device_reg_t *reg = ha->iobase; + struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; uint16_t data = 0; uint16_t reg_data; @@ -226,20 +243,21 @@ qla2x00_nvram_request(scsi_qla_host_t *ha, uint32_t nv_cmd) /* Read data from NVRAM. */ for (cnt = 0; cnt < 16; cnt++) { WRT_REG_WORD(®->nvram, NVR_SELECT | NVR_CLOCK); + RD_REG_WORD(®->nvram); /* PCI Posting. */ NVRAM_DELAY(); data <<= 1; reg_data = RD_REG_WORD(®->nvram); if (reg_data & NVR_DATA_IN) data |= BIT_0; WRT_REG_WORD(®->nvram, NVR_SELECT); - NVRAM_DELAY(); RD_REG_WORD(®->nvram); /* PCI Posting. */ + NVRAM_DELAY(); } /* Deselect chip. */ WRT_REG_WORD(®->nvram, NVR_DESELECT); - NVRAM_DELAY(); RD_REG_WORD(®->nvram); /* PCI Posting. */ + NVRAM_DELAY(); return (data); } @@ -248,14 +266,14 @@ qla2x00_nvram_request(scsi_qla_host_t *ha, uint32_t nv_cmd) * qla2x00_nv_write() - Clean NVRAM operations. * @ha: HA context */ -void +static void qla2x00_nv_deselect(scsi_qla_host_t *ha) { - device_reg_t *reg = ha->iobase; + struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; WRT_REG_WORD(®->nvram, NVR_DESELECT); - NVRAM_DELAY(); RD_REG_WORD(®->nvram); /* PCI Posting. */ + NVRAM_DELAY(); } /** @@ -263,22 +281,785 @@ qla2x00_nv_deselect(scsi_qla_host_t *ha) * @ha: HA context * @data: Serial interface selector */ -void +static void qla2x00_nv_write(scsi_qla_host_t *ha, uint16_t data) { - device_reg_t *reg = ha->iobase; + struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; - WRT_REG_WORD(®->nvram, data | NVR_SELECT); + WRT_REG_WORD(®->nvram, data | NVR_SELECT | NVR_WRT_ENABLE); + RD_REG_WORD(®->nvram); /* PCI Posting. */ NVRAM_DELAY(); + WRT_REG_WORD(®->nvram, data | NVR_SELECT| NVR_CLOCK | + NVR_WRT_ENABLE); RD_REG_WORD(®->nvram); /* PCI Posting. */ - WRT_REG_WORD(®->nvram, data | NVR_SELECT | NVR_CLOCK); NVRAM_DELAY(); + WRT_REG_WORD(®->nvram, data | NVR_SELECT | NVR_WRT_ENABLE); RD_REG_WORD(®->nvram); /* PCI Posting. */ - WRT_REG_WORD(®->nvram, data | NVR_SELECT); NVRAM_DELAY(); +} + +/** + * qla2x00_clear_nvram_protection() - + * @ha: HA context + */ +static int +qla2x00_clear_nvram_protection(scsi_qla_host_t *ha) +{ + int ret, stat; + struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; + uint32_t word, wait_cnt; + uint16_t wprot, wprot_old; + + /* Clear NVRAM write protection. */ + ret = QLA_FUNCTION_FAILED; + + wprot_old = cpu_to_le16(qla2x00_get_nvram_word(ha, ha->nvram_base)); + stat = qla2x00_write_nvram_word_tmo(ha, ha->nvram_base, + __constant_cpu_to_le16(0x1234), 100000); + wprot = cpu_to_le16(qla2x00_get_nvram_word(ha, ha->nvram_base)); + if (stat != QLA_SUCCESS || wprot != 0x1234) { + /* Write enable. */ + qla2x00_nv_write(ha, NVR_DATA_OUT); + qla2x00_nv_write(ha, 0); + qla2x00_nv_write(ha, 0); + for (word = 0; word < 8; word++) + qla2x00_nv_write(ha, NVR_DATA_OUT); + + qla2x00_nv_deselect(ha); + + /* Enable protection register. */ + qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT); + qla2x00_nv_write(ha, NVR_PR_ENABLE); + qla2x00_nv_write(ha, NVR_PR_ENABLE); + for (word = 0; word < 8; word++) + qla2x00_nv_write(ha, NVR_DATA_OUT | NVR_PR_ENABLE); + + qla2x00_nv_deselect(ha); + + /* Clear protection register (ffff is cleared). */ + qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT); + qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT); + qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT); + for (word = 0; word < 8; word++) + qla2x00_nv_write(ha, NVR_DATA_OUT | NVR_PR_ENABLE); + + qla2x00_nv_deselect(ha); + + /* Wait for NVRAM to become ready. */ + WRT_REG_WORD(®->nvram, NVR_SELECT); + RD_REG_WORD(®->nvram); /* PCI Posting. */ + wait_cnt = NVR_WAIT_CNT; + do { + if (!--wait_cnt) { + DEBUG9_10(printk("%s(%ld): NVRAM didn't go " + "ready...\n", __func__, + ha->host_no)); + break; + } + NVRAM_DELAY(); + word = RD_REG_WORD(®->nvram); + } while ((word & NVR_DATA_IN) == 0); + + if (wait_cnt) + ret = QLA_SUCCESS; + } else + qla2x00_write_nvram_word(ha, ha->nvram_base, wprot_old); + + return ret; +} + +static void +qla2x00_set_nvram_protection(scsi_qla_host_t *ha, int stat) +{ + struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; + uint32_t word, wait_cnt; + + if (stat != QLA_SUCCESS) + return; + + /* Set NVRAM write protection. */ + /* Write enable. */ + qla2x00_nv_write(ha, NVR_DATA_OUT); + qla2x00_nv_write(ha, 0); + qla2x00_nv_write(ha, 0); + for (word = 0; word < 8; word++) + qla2x00_nv_write(ha, NVR_DATA_OUT); + + qla2x00_nv_deselect(ha); + + /* Enable protection register. */ + qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT); + qla2x00_nv_write(ha, NVR_PR_ENABLE); + qla2x00_nv_write(ha, NVR_PR_ENABLE); + for (word = 0; word < 8; word++) + qla2x00_nv_write(ha, NVR_DATA_OUT | NVR_PR_ENABLE); + + qla2x00_nv_deselect(ha); + + /* Enable protection register. */ + qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT); + qla2x00_nv_write(ha, NVR_PR_ENABLE); + qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT); + for (word = 0; word < 8; word++) + qla2x00_nv_write(ha, NVR_PR_ENABLE); + + qla2x00_nv_deselect(ha); + + /* Wait for NVRAM to become ready. */ + WRT_REG_WORD(®->nvram, NVR_SELECT); RD_REG_WORD(®->nvram); /* PCI Posting. */ + wait_cnt = NVR_WAIT_CNT; + do { + if (!--wait_cnt) { + DEBUG9_10(printk("%s(%ld): NVRAM didn't go ready...\n", + __func__, ha->host_no)); + break; + } + NVRAM_DELAY(); + word = RD_REG_WORD(®->nvram); + } while ((word & NVR_DATA_IN) == 0); +} + + +/*****************************************************************************/ +/* Flash Manipulation Routines */ +/*****************************************************************************/ + +static inline uint32_t +flash_conf_to_access_addr(uint32_t faddr) +{ + return FARX_ACCESS_FLASH_CONF | faddr; +} + +static inline uint32_t +flash_data_to_access_addr(uint32_t faddr) +{ + return FARX_ACCESS_FLASH_DATA | faddr; +} + +static inline uint32_t +nvram_conf_to_access_addr(uint32_t naddr) +{ + return FARX_ACCESS_NVRAM_CONF | naddr; +} + +static inline uint32_t +nvram_data_to_access_addr(uint32_t naddr) +{ + return FARX_ACCESS_NVRAM_DATA | naddr; } +static uint32_t +qla24xx_read_flash_dword(scsi_qla_host_t *ha, uint32_t addr) +{ + int rval; + uint32_t cnt, data; + struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; + + WRT_REG_DWORD(®->flash_addr, addr & ~FARX_DATA_FLAG); + /* Wait for READ cycle to complete. */ + rval = QLA_SUCCESS; + for (cnt = 3000; + (RD_REG_DWORD(®->flash_addr) & FARX_DATA_FLAG) == 0 && + rval == QLA_SUCCESS; cnt--) { + if (cnt) + udelay(10); + else + rval = QLA_FUNCTION_TIMEOUT; + } + + /* TODO: What happens if we time out? */ + data = 0xDEADDEAD; + if (rval == QLA_SUCCESS) + data = RD_REG_DWORD(®->flash_data); + + return data; +} + +uint32_t * +qla24xx_read_flash_data(scsi_qla_host_t *ha, uint32_t *dwptr, uint32_t faddr, + uint32_t dwords) +{ + uint32_t i; + + /* Dword reads to flash. */ + for (i = 0; i < dwords; i++, faddr++) + dwptr[i] = cpu_to_le32(qla24xx_read_flash_dword(ha, + flash_data_to_access_addr(faddr))); + + return dwptr; +} + +static int +qla24xx_write_flash_dword(scsi_qla_host_t *ha, uint32_t addr, uint32_t data) +{ + int rval; + uint32_t cnt; + struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; + + WRT_REG_DWORD(®->flash_data, data); + RD_REG_DWORD(®->flash_data); /* PCI Posting. */ + WRT_REG_DWORD(®->flash_addr, addr | FARX_DATA_FLAG); + /* Wait for Write cycle to complete. */ + rval = QLA_SUCCESS; + for (cnt = 500000; (RD_REG_DWORD(®->flash_addr) & FARX_DATA_FLAG) && + rval == QLA_SUCCESS; cnt--) { + if (cnt) + udelay(10); + else + rval = QLA_FUNCTION_TIMEOUT; + } + return rval; +} + +static void +qla24xx_get_flash_manufacturer(scsi_qla_host_t *ha, uint8_t *man_id, + uint8_t *flash_id) +{ + uint32_t ids; + + ids = qla24xx_read_flash_dword(ha, flash_data_to_access_addr(0xd03ab)); + *man_id = LSB(ids); + *flash_id = MSB(ids); + + /* Check if man_id and flash_id are valid. */ + if (ids != 0xDEADDEAD && (*man_id == 0 || *flash_id == 0)) { + /* Read information using 0x9f opcode + * Device ID, Mfg ID would be read in the format: + * + * Example: ATMEL 0x00 01 45 1F + * Extract MFG and Dev ID from last two bytes. + */ + ids = qla24xx_read_flash_dword(ha, + flash_data_to_access_addr(0xd009f)); + *man_id = LSB(ids); + *flash_id = MSB(ids); + } +} + +static int +qla24xx_write_flash_data(scsi_qla_host_t *ha, uint32_t *dwptr, uint32_t faddr, + uint32_t dwords) +{ + int ret; + uint32_t liter; + uint32_t sec_mask, rest_addr, conf_addr, sec_end_mask; + uint32_t fdata, findex ; + uint8_t man_id, flash_id; + struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; + + ret = QLA_SUCCESS; + + qla24xx_get_flash_manufacturer(ha, &man_id, &flash_id); + DEBUG9(printk("%s(%ld): Flash man_id=%d flash_id=%d\n", __func__, + ha->host_no, man_id, flash_id)); + + sec_end_mask = 0; + conf_addr = flash_conf_to_access_addr(0x03d8); + switch (man_id) { + case 0xbf: /* STT flash. */ + rest_addr = 0x1fff; + sec_mask = 0x3e000; + if (flash_id == 0x80) + conf_addr = flash_conf_to_access_addr(0x0352); + break; + case 0x13: /* ST M25P80. */ + rest_addr = 0x3fff; + sec_mask = 0x3c000; + break; + case 0x1f: // Atmel 26DF081A + rest_addr = 0x0fff; + sec_mask = 0xff000; + sec_end_mask = 0x003ff; + conf_addr = flash_conf_to_access_addr(0x0320); + break; + default: + /* Default to 64 kb sector size. */ + rest_addr = 0x3fff; + sec_mask = 0x3c000; + break; + } + + /* Enable flash write. */ + WRT_REG_DWORD(®->ctrl_status, + RD_REG_DWORD(®->ctrl_status) | CSRX_FLASH_ENABLE); + RD_REG_DWORD(®->ctrl_status); /* PCI Posting. */ + + /* Disable flash write-protection. */ + qla24xx_write_flash_dword(ha, flash_conf_to_access_addr(0x101), 0); + /* Some flash parts need an additional zero-write to clear bits.*/ + qla24xx_write_flash_dword(ha, flash_conf_to_access_addr(0x101), 0); + + do { /* Loop once to provide quick error exit. */ + for (liter = 0; liter < dwords; liter++, faddr++, dwptr++) { + if (man_id == 0x1f) { + findex = faddr << 2; + fdata = findex & sec_mask; + } else { + findex = faddr; + fdata = (findex & sec_mask) << 2; + } + + /* Are we at the beginning of a sector? */ + if ((findex & rest_addr) == 0) { + /* + * Do sector unprotect at 4K boundry for Atmel + * part. + */ + if (man_id == 0x1f) + qla24xx_write_flash_dword(ha, + flash_conf_to_access_addr(0x0339), + (fdata & 0xff00) | ((fdata << 16) & + 0xff0000) | ((fdata >> 16) & 0xff)); + fdata = (faddr & sec_mask) << 2; + ret = qla24xx_write_flash_dword(ha, conf_addr, + (fdata & 0xff00) |((fdata << 16) & + 0xff0000) | ((fdata >> 16) & 0xff)); + if (ret != QLA_SUCCESS) { + DEBUG9(printk("%s(%ld) Unable to flash " + "sector: address=%x.\n", __func__, + ha->host_no, faddr)); + break; + } + } + ret = qla24xx_write_flash_dword(ha, + flash_data_to_access_addr(faddr), + cpu_to_le32(*dwptr)); + if (ret != QLA_SUCCESS) { + DEBUG9(printk("%s(%ld) Unable to program flash " + "address=%x data=%x.\n", __func__, + ha->host_no, faddr, *dwptr)); + break; + } + + /* Do sector protect at 4K boundry for Atmel part. */ + if (man_id == 0x1f && + ((faddr & sec_end_mask) == 0x3ff)) + qla24xx_write_flash_dword(ha, + flash_conf_to_access_addr(0x0336), + (fdata & 0xff00) | ((fdata << 16) & + 0xff0000) | ((fdata >> 16) & 0xff)); + } + } while (0); + + /* Enable flash write-protection. */ + qla24xx_write_flash_dword(ha, flash_conf_to_access_addr(0x101), 0x9c); + + /* Disable flash write. */ + WRT_REG_DWORD(®->ctrl_status, + RD_REG_DWORD(®->ctrl_status) & ~CSRX_FLASH_ENABLE); + RD_REG_DWORD(®->ctrl_status); /* PCI Posting. */ + + return ret; +} + +uint8_t * +qla2x00_read_nvram_data(scsi_qla_host_t *ha, uint8_t *buf, uint32_t naddr, + uint32_t bytes) +{ + uint32_t i; + uint16_t *wptr; + + /* Word reads to NVRAM via registers. */ + wptr = (uint16_t *)buf; + qla2x00_lock_nvram_access(ha); + for (i = 0; i < bytes >> 1; i++, naddr++) + wptr[i] = cpu_to_le16(qla2x00_get_nvram_word(ha, + naddr)); + qla2x00_unlock_nvram_access(ha); + + return buf; +} + +uint8_t * +qla24xx_read_nvram_data(scsi_qla_host_t *ha, uint8_t *buf, uint32_t naddr, + uint32_t bytes) +{ + uint32_t i; + uint32_t *dwptr; + + /* Dword reads to flash. */ + dwptr = (uint32_t *)buf; + for (i = 0; i < bytes >> 2; i++, naddr++) + dwptr[i] = cpu_to_le32(qla24xx_read_flash_dword(ha, + nvram_data_to_access_addr(naddr))); + + return buf; +} + +int +qla2x00_write_nvram_data(scsi_qla_host_t *ha, uint8_t *buf, uint32_t naddr, + uint32_t bytes) +{ + int ret, stat; + uint32_t i; + uint16_t *wptr; + + ret = QLA_SUCCESS; + + qla2x00_lock_nvram_access(ha); + + /* Disable NVRAM write-protection. */ + stat = qla2x00_clear_nvram_protection(ha); + + wptr = (uint16_t *)buf; + for (i = 0; i < bytes >> 1; i++, naddr++) { + qla2x00_write_nvram_word(ha, naddr, + cpu_to_le16(*wptr)); + wptr++; + } + + /* Enable NVRAM write-protection. */ + qla2x00_set_nvram_protection(ha, stat); + + qla2x00_unlock_nvram_access(ha); + + return ret; +} + +int +qla24xx_write_nvram_data(scsi_qla_host_t *ha, uint8_t *buf, uint32_t naddr, + uint32_t bytes) +{ + int ret; + uint32_t i; + uint32_t *dwptr; + struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; + + ret = QLA_SUCCESS; + + /* Enable flash write. */ + WRT_REG_DWORD(®->ctrl_status, + RD_REG_DWORD(®->ctrl_status) | CSRX_FLASH_ENABLE); + RD_REG_DWORD(®->ctrl_status); /* PCI Posting. */ + + /* Disable NVRAM write-protection. */ + qla24xx_write_flash_dword(ha, nvram_conf_to_access_addr(0x101), + 0); + qla24xx_write_flash_dword(ha, nvram_conf_to_access_addr(0x101), + 0); + + /* Dword writes to flash. */ + dwptr = (uint32_t *)buf; + for (i = 0; i < bytes >> 2; i++, naddr++, dwptr++) { + ret = qla24xx_write_flash_dword(ha, + nvram_data_to_access_addr(naddr), + cpu_to_le32(*dwptr)); + if (ret != QLA_SUCCESS) { + DEBUG9(printk("%s(%ld) Unable to program " + "nvram address=%x data=%x.\n", __func__, + ha->host_no, naddr, *dwptr)); + break; + } + } + + /* Enable NVRAM write-protection. */ + qla24xx_write_flash_dword(ha, nvram_conf_to_access_addr(0x101), + 0x8c); + + /* Disable flash write. */ + WRT_REG_DWORD(®->ctrl_status, + RD_REG_DWORD(®->ctrl_status) & ~CSRX_FLASH_ENABLE); + RD_REG_DWORD(®->ctrl_status); /* PCI Posting. */ + + return ret; +} + + +static inline void +qla2x00_flip_colors(scsi_qla_host_t *ha, uint16_t *pflags) +{ + if (IS_QLA2322(ha)) { + /* Flip all colors. */ + if (ha->beacon_color_state == QLA_LED_ALL_ON) { + /* Turn off. */ + ha->beacon_color_state = 0; + *pflags = GPIO_LED_ALL_OFF; + } else { + /* Turn on. */ + ha->beacon_color_state = QLA_LED_ALL_ON; + *pflags = GPIO_LED_RGA_ON; + } + } else { + /* Flip green led only. */ + if (ha->beacon_color_state == QLA_LED_GRN_ON) { + /* Turn off. */ + ha->beacon_color_state = 0; + *pflags = GPIO_LED_GREEN_OFF_AMBER_OFF; + } else { + /* Turn on. */ + ha->beacon_color_state = QLA_LED_GRN_ON; + *pflags = GPIO_LED_GREEN_ON_AMBER_OFF; + } + } +} + +void +qla2x00_beacon_blink(struct scsi_qla_host *ha) +{ + uint16_t gpio_enable; + uint16_t gpio_data; + uint16_t led_color = 0; + unsigned long flags; + struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; + + if (ha->pio_address) + reg = (struct device_reg_2xxx __iomem *)ha->pio_address; + + spin_lock_irqsave(&ha->hardware_lock, flags); + + /* Save the Original GPIOE. */ + if (ha->pio_address) { + gpio_enable = RD_REG_WORD_PIO(®->gpioe); + gpio_data = RD_REG_WORD_PIO(®->gpiod); + } else { + gpio_enable = RD_REG_WORD(®->gpioe); + gpio_data = RD_REG_WORD(®->gpiod); + } + + /* Set the modified gpio_enable values */ + gpio_enable |= GPIO_LED_MASK; + + if (ha->pio_address) { + WRT_REG_WORD_PIO(®->gpioe, gpio_enable); + } else { + WRT_REG_WORD(®->gpioe, gpio_enable); + RD_REG_WORD(®->gpioe); + } + + qla2x00_flip_colors(ha, &led_color); + + /* Clear out any previously set LED color. */ + gpio_data &= ~GPIO_LED_MASK; + + /* Set the new input LED color to GPIOD. */ + gpio_data |= led_color; + + /* Set the modified gpio_data values */ + if (ha->pio_address) { + WRT_REG_WORD_PIO(®->gpiod, gpio_data); + } else { + WRT_REG_WORD(®->gpiod, gpio_data); + RD_REG_WORD(®->gpiod); + } + + spin_unlock_irqrestore(&ha->hardware_lock, flags); +} + +int +qla2x00_beacon_on(struct scsi_qla_host *ha) +{ + uint16_t gpio_enable; + uint16_t gpio_data; + unsigned long flags; + struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; + + ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING; + ha->fw_options[1] |= FO1_DISABLE_GPIO6_7; + + if (qla2x00_set_fw_options(ha, ha->fw_options) != QLA_SUCCESS) { + qla_printk(KERN_WARNING, ha, + "Unable to update fw options (beacon on).\n"); + return QLA_FUNCTION_FAILED; + } + + if (ha->pio_address) + reg = (struct device_reg_2xxx __iomem *)ha->pio_address; + + /* Turn off LEDs. */ + spin_lock_irqsave(&ha->hardware_lock, flags); + if (ha->pio_address) { + gpio_enable = RD_REG_WORD_PIO(®->gpioe); + gpio_data = RD_REG_WORD_PIO(®->gpiod); + } else { + gpio_enable = RD_REG_WORD(®->gpioe); + gpio_data = RD_REG_WORD(®->gpiod); + } + gpio_enable |= GPIO_LED_MASK; + + /* Set the modified gpio_enable values. */ + if (ha->pio_address) { + WRT_REG_WORD_PIO(®->gpioe, gpio_enable); + } else { + WRT_REG_WORD(®->gpioe, gpio_enable); + RD_REG_WORD(®->gpioe); + } + + /* Clear out previously set LED colour. */ + gpio_data &= ~GPIO_LED_MASK; + if (ha->pio_address) { + WRT_REG_WORD_PIO(®->gpiod, gpio_data); + } else { + WRT_REG_WORD(®->gpiod, gpio_data); + RD_REG_WORD(®->gpiod); + } + spin_unlock_irqrestore(&ha->hardware_lock, flags); + + /* + * Let the per HBA timer kick off the blinking process based on + * the following flags. No need to do anything else now. + */ + ha->beacon_blink_led = 1; + ha->beacon_color_state = 0; + + return QLA_SUCCESS; +} + +int +qla2x00_beacon_off(struct scsi_qla_host *ha) +{ + int rval = QLA_SUCCESS; + + ha->beacon_blink_led = 0; + + /* Set the on flag so when it gets flipped it will be off. */ + if (IS_QLA2322(ha)) + ha->beacon_color_state = QLA_LED_ALL_ON; + else + ha->beacon_color_state = QLA_LED_GRN_ON; + + ha->isp_ops.beacon_blink(ha); /* This turns green LED off */ + + ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING; + ha->fw_options[1] &= ~FO1_DISABLE_GPIO6_7; + + rval = qla2x00_set_fw_options(ha, ha->fw_options); + if (rval != QLA_SUCCESS) + qla_printk(KERN_WARNING, ha, + "Unable to update fw options (beacon off).\n"); + return rval; +} + + +static inline void +qla24xx_flip_colors(scsi_qla_host_t *ha, uint16_t *pflags) +{ + /* Flip all colors. */ + if (ha->beacon_color_state == QLA_LED_ALL_ON) { + /* Turn off. */ + ha->beacon_color_state = 0; + *pflags = 0; + } else { + /* Turn on. */ + ha->beacon_color_state = QLA_LED_ALL_ON; + *pflags = GPDX_LED_YELLOW_ON | GPDX_LED_AMBER_ON; + } +} + +void +qla24xx_beacon_blink(struct scsi_qla_host *ha) +{ + uint16_t led_color = 0; + uint32_t gpio_data; + unsigned long flags; + struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; + + /* Save the Original GPIOD. */ + spin_lock_irqsave(&ha->hardware_lock, flags); + gpio_data = RD_REG_DWORD(®->gpiod); + + /* Enable the gpio_data reg for update. */ + gpio_data |= GPDX_LED_UPDATE_MASK; + + WRT_REG_DWORD(®->gpiod, gpio_data); + gpio_data = RD_REG_DWORD(®->gpiod); + + /* Set the color bits. */ + qla24xx_flip_colors(ha, &led_color); + + /* Clear out any previously set LED color. */ + gpio_data &= ~GPDX_LED_COLOR_MASK; + + /* Set the new input LED color to GPIOD. */ + gpio_data |= led_color; + + /* Set the modified gpio_data values. */ + WRT_REG_DWORD(®->gpiod, gpio_data); + gpio_data = RD_REG_DWORD(®->gpiod); + spin_unlock_irqrestore(&ha->hardware_lock, flags); +} + +int +qla24xx_beacon_on(struct scsi_qla_host *ha) +{ + uint32_t gpio_data; + unsigned long flags; + struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; + + if (ha->beacon_blink_led == 0) { + /* Enable firmware for update */ + ha->fw_options[1] |= ADD_FO1_DISABLE_GPIO_LED_CTRL; + + if (qla2x00_set_fw_options(ha, ha->fw_options) != QLA_SUCCESS) + return QLA_FUNCTION_FAILED; + + if (qla2x00_get_fw_options(ha, ha->fw_options) != + QLA_SUCCESS) { + qla_printk(KERN_WARNING, ha, + "Unable to update fw options (beacon on).\n"); + return QLA_FUNCTION_FAILED; + } + + spin_lock_irqsave(&ha->hardware_lock, flags); + gpio_data = RD_REG_DWORD(®->gpiod); + + /* Enable the gpio_data reg for update. */ + gpio_data |= GPDX_LED_UPDATE_MASK; + WRT_REG_DWORD(®->gpiod, gpio_data); + RD_REG_DWORD(®->gpiod); + + spin_unlock_irqrestore(&ha->hardware_lock, flags); + } + + /* So all colors blink together. */ + ha->beacon_color_state = 0; + + /* Let the per HBA timer kick off the blinking process. */ + ha->beacon_blink_led = 1; + + return QLA_SUCCESS; +} + +int +qla24xx_beacon_off(struct scsi_qla_host *ha) +{ + uint32_t gpio_data; + unsigned long flags; + struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; + + ha->beacon_blink_led = 0; + ha->beacon_color_state = QLA_LED_ALL_ON; + + ha->isp_ops.beacon_blink(ha); /* Will flip to all off. */ + + /* Give control back to firmware. */ + spin_lock_irqsave(&ha->hardware_lock, flags); + gpio_data = RD_REG_DWORD(®->gpiod); + + /* Disable the gpio_data reg for update. */ + gpio_data &= ~GPDX_LED_UPDATE_MASK; + WRT_REG_DWORD(®->gpiod, gpio_data); + RD_REG_DWORD(®->gpiod); + spin_unlock_irqrestore(&ha->hardware_lock, flags); + + ha->fw_options[1] &= ~ADD_FO1_DISABLE_GPIO_LED_CTRL; + + if (qla2x00_set_fw_options(ha, ha->fw_options) != QLA_SUCCESS) { + qla_printk(KERN_WARNING, ha, + "Unable to update fw options (beacon off).\n"); + return QLA_FUNCTION_FAILED; + } + + if (qla2x00_get_fw_options(ha, ha->fw_options) != QLA_SUCCESS) { + qla_printk(KERN_WARNING, ha, + "Unable to get fw options (beacon off).\n"); + return QLA_FUNCTION_FAILED; + } + + return QLA_SUCCESS; +} + + /* * Flash support routines */ @@ -287,11 +1068,11 @@ qla2x00_nv_write(scsi_qla_host_t *ha, uint16_t data) * qla2x00_flash_enable() - Setup flash for reading and writing. * @ha: HA context */ -void +static void qla2x00_flash_enable(scsi_qla_host_t *ha) { - uint16_t data; - device_reg_t *reg = ha->iobase; + uint16_t data; + struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; data = RD_REG_WORD(®->ctrl_status); data |= CSR_FLASH_ENABLE; @@ -303,11 +1084,11 @@ qla2x00_flash_enable(scsi_qla_host_t *ha) * qla2x00_flash_disable() - Disable flash and allow RISC to run. * @ha: HA context */ -void +static void qla2x00_flash_disable(scsi_qla_host_t *ha) { - uint16_t data; - device_reg_t *reg = ha->iobase; + uint16_t data; + struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; data = RD_REG_WORD(®->ctrl_status); data &= ~(CSR_FLASH_ENABLE); @@ -324,15 +1105,31 @@ qla2x00_flash_disable(scsi_qla_host_t *ha) * * Returns the byte read from flash @addr. */ -uint8_t +static uint8_t qla2x00_read_flash_byte(scsi_qla_host_t *ha, uint32_t addr) { - uint16_t data; - uint16_t bank_select; - device_reg_t *reg = ha->iobase; + uint16_t data; + uint16_t bank_select; + struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; - /* Setup bit 16 of flash address. */ bank_select = RD_REG_WORD(®->ctrl_status); + + if (IS_QLA2322(ha) || IS_QLA6322(ha)) { + /* Specify 64K address range: */ + /* clear out Module Select and Flash Address bits [19:16]. */ + bank_select &= ~0xf8; + bank_select |= addr >> 12 & 0xf0; + bank_select |= CSR_FLASH_64K_BANK; + WRT_REG_WORD(®->ctrl_status, bank_select); + RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ + + WRT_REG_WORD(®->flash_address, (uint16_t)addr); + data = RD_REG_WORD(®->flash_data); + + return (uint8_t)data; + } + + /* Setup bit 16 of flash address. */ if ((addr & BIT_16) && ((bank_select & CSR_FLASH_64K_BANK) == 0)) { bank_select |= CSR_FLASH_64K_BANK; WRT_REG_WORD(®->ctrl_status, bank_select); @@ -344,24 +1141,24 @@ qla2x00_read_flash_byte(scsi_qla_host_t *ha, uint32_t addr) RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ } - /* The ISP2312 v2 chip cannot access the FLASH registers via MMIO. */ - if (IS_QLA2312(ha) && ha->product_id[3] == 0x2 && ha->pio_address) { + /* Always perform IO mapped accesses to the FLASH registers. */ + if (ha->pio_address) { uint16_t data2; - reg = (device_reg_t *)ha->pio_address; - outw((uint16_t)addr, (unsigned long)(®->flash_address)); + reg = (struct device_reg_2xxx __iomem *)ha->pio_address; + WRT_REG_WORD_PIO(®->flash_address, (uint16_t)addr); do { - data = inw((unsigned long)(®->flash_data)); + data = RD_REG_WORD_PIO(®->flash_data); barrier(); cpu_relax(); - data2 = inw((unsigned long)(®->flash_data)); + data2 = RD_REG_WORD_PIO(®->flash_data); } while (data != data2); } else { WRT_REG_WORD(®->flash_address, (uint16_t)addr); data = qla2x00_debounce_register(®->flash_data); } - return ((uint8_t)data); + return (uint8_t)data; } /** @@ -373,11 +1170,28 @@ qla2x00_read_flash_byte(scsi_qla_host_t *ha, uint32_t addr) static void qla2x00_write_flash_byte(scsi_qla_host_t *ha, uint32_t addr, uint8_t data) { - uint16_t bank_select; - device_reg_t *reg = ha->iobase; + uint16_t bank_select; + struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; - /* Setup bit 16 of flash address. */ bank_select = RD_REG_WORD(®->ctrl_status); + if (IS_QLA2322(ha) || IS_QLA6322(ha)) { + /* Specify 64K address range: */ + /* clear out Module Select and Flash Address bits [19:16]. */ + bank_select &= ~0xf8; + bank_select |= addr >> 12 & 0xf0; + bank_select |= CSR_FLASH_64K_BANK; + WRT_REG_WORD(®->ctrl_status, bank_select); + RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ + + WRT_REG_WORD(®->flash_address, (uint16_t)addr); + RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ + WRT_REG_WORD(®->flash_data, (uint16_t)data); + RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ + + return; + } + + /* Setup bit 16 of flash address. */ if ((addr & BIT_16) && ((bank_select & CSR_FLASH_64K_BANK) == 0)) { bank_select |= CSR_FLASH_64K_BANK; WRT_REG_WORD(®->ctrl_status, bank_select); @@ -389,11 +1203,11 @@ qla2x00_write_flash_byte(scsi_qla_host_t *ha, uint32_t addr, uint8_t data) RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ } - /* The ISP2312 v2 chip cannot access the FLASH registers via MMIO. */ - if (IS_QLA2312(ha) && ha->product_id[3] == 0x2 && ha->pio_address) { - reg = (device_reg_t *)ha->pio_address; - outw((uint16_t)addr, (unsigned long)(®->flash_address)); - outw((uint16_t)data, (unsigned long)(®->flash_data)); + /* Always perform IO mapped accesses to the FLASH registers. */ + if (ha->pio_address) { + reg = (struct device_reg_2xxx __iomem *)ha->pio_address; + WRT_REG_WORD_PIO(®->flash_address, (uint16_t)addr); + WRT_REG_WORD_PIO(®->flash_data, (uint16_t)data); } else { WRT_REG_WORD(®->flash_address, (uint16_t)addr); RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ @@ -407,7 +1221,8 @@ qla2x00_write_flash_byte(scsi_qla_host_t *ha, uint32_t addr, uint8_t data) * @ha: HA context * @addr: Address in flash to poll * @poll_data: Data to be polled - * @mid: Flash manufacturer ID + * @man_id: Flash manufacturer ID + * @flash_id: Flash ID * * This function polls the device until bit 7 of what is read matches data * bit 7 or until data bit 5 becomes a 1. If that hapens, the flash ROM timed @@ -416,17 +1231,15 @@ qla2x00_write_flash_byte(scsi_qla_host_t *ha, uint32_t addr, uint8_t data) * * Returns 0 on success, else non-zero. */ -static uint8_t -qla2x00_poll_flash(scsi_qla_host_t *ha, - uint32_t addr, uint8_t poll_data, uint8_t mid) +static int +qla2x00_poll_flash(scsi_qla_host_t *ha, uint32_t addr, uint8_t poll_data, + uint8_t man_id, uint8_t flash_id) { - uint8_t status; - uint8_t flash_data; - uint32_t cnt; - int failed_pass; + int status; + uint8_t flash_data; + uint32_t cnt; status = 1; - failed_pass = 1; /* Wait for 30 seconds for command to finish. */ poll_data &= BIT_7; @@ -437,16 +1250,14 @@ qla2x00_poll_flash(scsi_qla_host_t *ha, break; } - if (mid != 0x40 && mid != 0xda) { - if (flash_data & BIT_5) - failed_pass--; - if (failed_pass < 0) - break; + if (man_id != 0x40 && man_id != 0xda) { + if ((flash_data & BIT_5) && cnt > 2) + cnt = 2; } udelay(10); barrier(); } - return (status); + return status; } /** @@ -454,22 +1265,72 @@ qla2x00_poll_flash(scsi_qla_host_t *ha, * @ha: HA context * @addr: Address in flash to program * @data: Data to be written in flash - * @mid: Flash manufacturer ID + * @man_id: Flash manufacturer ID + * @flash_id: Flash ID * * Returns 0 on success, else non-zero. */ -static uint8_t -qla2x00_program_flash_address(scsi_qla_host_t *ha, - uint32_t addr, uint8_t data, uint8_t mid) +static int +qla2x00_program_flash_address(scsi_qla_host_t *ha, uint32_t addr, uint8_t data, + uint8_t man_id, uint8_t flash_id) { - /* Write Program Command Sequence */ - qla2x00_write_flash_byte(ha, 0x5555, 0xaa); - qla2x00_write_flash_byte(ha, 0x2aaa, 0x55); - qla2x00_write_flash_byte(ha, 0x5555, 0xa0); - qla2x00_write_flash_byte(ha, addr, data); + /* Write Program Command Sequence. */ + if (IS_OEM_001(ha)) { + qla2x00_write_flash_byte(ha, 0xaaa, 0xaa); + qla2x00_write_flash_byte(ha, 0x555, 0x55); + qla2x00_write_flash_byte(ha, 0xaaa, 0xa0); + qla2x00_write_flash_byte(ha, addr, data); + } else { + if (man_id == 0xda && flash_id == 0xc1) { + qla2x00_write_flash_byte(ha, addr, data); + if (addr & 0x7e) + return 0; + } else { + qla2x00_write_flash_byte(ha, 0x5555, 0xaa); + qla2x00_write_flash_byte(ha, 0x2aaa, 0x55); + qla2x00_write_flash_byte(ha, 0x5555, 0xa0); + qla2x00_write_flash_byte(ha, addr, data); + } + } + + udelay(150); /* Wait for write to complete. */ - return (qla2x00_poll_flash(ha, addr, data, mid)); + return qla2x00_poll_flash(ha, addr, data, man_id, flash_id); +} + +/** + * qla2x00_erase_flash() - Erase the flash. + * @ha: HA context + * @man_id: Flash manufacturer ID + * @flash_id: Flash ID + * + * Returns 0 on success, else non-zero. + */ +static int +qla2x00_erase_flash(scsi_qla_host_t *ha, uint8_t man_id, uint8_t flash_id) +{ + /* Individual Sector Erase Command Sequence */ + if (IS_OEM_001(ha)) { + qla2x00_write_flash_byte(ha, 0xaaa, 0xaa); + qla2x00_write_flash_byte(ha, 0x555, 0x55); + qla2x00_write_flash_byte(ha, 0xaaa, 0x80); + qla2x00_write_flash_byte(ha, 0xaaa, 0xaa); + qla2x00_write_flash_byte(ha, 0x555, 0x55); + qla2x00_write_flash_byte(ha, 0xaaa, 0x10); + } else { + qla2x00_write_flash_byte(ha, 0x5555, 0xaa); + qla2x00_write_flash_byte(ha, 0x2aaa, 0x55); + qla2x00_write_flash_byte(ha, 0x5555, 0x80); + qla2x00_write_flash_byte(ha, 0x5555, 0xaa); + qla2x00_write_flash_byte(ha, 0x2aaa, 0x55); + qla2x00_write_flash_byte(ha, 0x5555, 0x10); + } + + udelay(150); + + /* Wait for erase to complete. */ + return qla2x00_poll_flash(ha, 0x00, 0x80, man_id, flash_id); } /** @@ -477,13 +1338,14 @@ qla2x00_program_flash_address(scsi_qla_host_t *ha, * @ha: HA context * @addr: Flash sector to erase * @sec_mask: Sector address mask - * @mid: Flash manufacturer ID + * @man_id: Flash manufacturer ID + * @flash_id: Flash ID * * Returns 0 on success, else non-zero. */ -static uint8_t -qla2x00_erase_flash_sector(scsi_qla_host_t *ha, - uint32_t addr, uint32_t sec_mask, uint8_t mid) +static int +qla2x00_erase_flash_sector(scsi_qla_host_t *ha, uint32_t addr, + uint32_t sec_mask, uint8_t man_id, uint8_t flash_id) { /* Individual Sector Erase Command Sequence */ qla2x00_write_flash_byte(ha, 0x5555, 0xaa); @@ -491,8 +1353,7 @@ qla2x00_erase_flash_sector(scsi_qla_host_t *ha, qla2x00_write_flash_byte(ha, 0x5555, 0x80); qla2x00_write_flash_byte(ha, 0x5555, 0xaa); qla2x00_write_flash_byte(ha, 0x2aaa, 0x55); - - if (mid == 0xda) + if (man_id == 0x1f && flash_id == 0x13) qla2x00_write_flash_byte(ha, addr & sec_mask, 0x10); else qla2x00_write_flash_byte(ha, addr & sec_mask, 0x30); @@ -500,197 +1361,299 @@ qla2x00_erase_flash_sector(scsi_qla_host_t *ha, udelay(150); /* Wait for erase to complete. */ - return (qla2x00_poll_flash(ha, addr, 0x80, mid)); + return qla2x00_poll_flash(ha, addr, 0x80, man_id, flash_id); } /** * qla2x00_get_flash_manufacturer() - Read manufacturer ID from flash chip. - * @ha: HA context - * - * Returns the manufacturer's ID read from the flash chip. + * @man_id: Flash manufacturer ID + * @flash_id: Flash ID */ -uint8_t -qla2x00_get_flash_manufacturer(scsi_qla_host_t *ha) +static void +qla2x00_get_flash_manufacturer(scsi_qla_host_t *ha, uint8_t *man_id, + uint8_t *flash_id) { - uint8_t manuf_id; - qla2x00_write_flash_byte(ha, 0x5555, 0xaa); qla2x00_write_flash_byte(ha, 0x2aaa, 0x55); qla2x00_write_flash_byte(ha, 0x5555, 0x90); - manuf_id = qla2x00_read_flash_byte(ha, 0x0001); - - return (manuf_id); + *man_id = qla2x00_read_flash_byte(ha, 0x0000); + *flash_id = qla2x00_read_flash_byte(ha, 0x0001); + qla2x00_write_flash_byte(ha, 0x5555, 0xaa); + qla2x00_write_flash_byte(ha, 0x2aaa, 0x55); + qla2x00_write_flash_byte(ha, 0x5555, 0xf0); } -/** - * qla2x00_get_flash_version() - Read version information from flash. - * @ha: HA context - * - * Returns QLA_SUCCESS on successful retrieval of flash version. - */ -uint16_t -qla2x00_get_flash_version(scsi_qla_host_t *ha) -{ - uint16_t ret = QLA_SUCCESS; - uint32_t loop_cnt = 1; /* this is for error exit only */ - uint32_t pcir_adr; - - /* The ISP2312 v2 chip cannot access the FLASH registers via MMIO. */ - if (IS_QLA2312(ha) && ha->product_id[3] == 0x2 && !ha->pio_address) - ret = QLA_FUNCTION_FAILED; - - qla2x00_flash_enable(ha); - do { /* Loop once to provide quick error exit */ - /* Match signature */ - if (!(qla2x00_read_flash_byte(ha, 0) == 0x55 && - qla2x00_read_flash_byte(ha, 1) == 0xaa)) { - /* No signature */ - DEBUG2(printk("scsi(%ld): No matching FLASH " - "signature.\n", ha->host_no)); - ret = QLA_FUNCTION_FAILED; - break; - } - pcir_adr = qla2x00_read_flash_byte(ha, 0x18) & 0xff; - - /* validate signature of PCI data structure */ - if ((qla2x00_read_flash_byte(ha, pcir_adr)) == 'P' && - (qla2x00_read_flash_byte(ha, pcir_adr + 1)) == 'C' && - (qla2x00_read_flash_byte(ha, pcir_adr + 2)) == 'I' && - (qla2x00_read_flash_byte(ha, pcir_adr + 3)) == 'R') { - - /* Read version */ - ha->optrom_minor = - qla2x00_read_flash_byte(ha, pcir_adr + 0x12); - ha->optrom_major = - qla2x00_read_flash_byte(ha, pcir_adr + 0x13); - DEBUG3(printk("%s(): got %d.%d.\n", - __func__, ha->optrom_major, ha->optrom_minor)); - } else { - /* error */ - DEBUG2(printk("%s(): PCI data struct not found. " - "pcir_adr=%x.\n", - __func__, pcir_adr)); - ret = QLA_FUNCTION_FAILED; - break; +static inline void +qla2x00_suspend_hba(struct scsi_qla_host *ha) +{ + int cnt; + unsigned long flags; + struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; + + /* Suspend HBA. */ + scsi_block_requests(ha->host); + ha->isp_ops.disable_intrs(ha); + set_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags); + + /* Pause RISC. */ + spin_lock_irqsave(&ha->hardware_lock, flags); + WRT_REG_WORD(®->hccr, HCCR_PAUSE_RISC); + RD_REG_WORD(®->hccr); + if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) { + for (cnt = 0; cnt < 30000; cnt++) { + if ((RD_REG_WORD(®->hccr) & HCCR_RISC_PAUSE) != 0) + break; + udelay(100); } + } else { + udelay(10); + } + spin_unlock_irqrestore(&ha->hardware_lock, flags); +} - } while (--loop_cnt); - qla2x00_flash_disable(ha); - - return (ret); +static inline void +qla2x00_resume_hba(struct scsi_qla_host *ha) +{ + /* Resume HBA. */ + clear_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags); + set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); + qla2xxx_wake_dpc(ha); + qla2x00_wait_for_hba_online(ha); + scsi_unblock_requests(ha->host); } -/** - * qla2x00_get_flash_image() - Read image from flash chip. - * @ha: HA context - * @image: Buffer to receive flash image - * - * Returns 0 on success, else non-zero. - */ -uint16_t -qla2x00_get_flash_image(scsi_qla_host_t *ha, uint8_t *image) +uint8_t * +qla2x00_read_optrom_data(struct scsi_qla_host *ha, uint8_t *buf, + uint32_t offset, uint32_t length) { - uint32_t addr; - uint32_t midpoint; - uint8_t *data; - device_reg_t *reg = ha->iobase; + unsigned long flags; + uint32_t addr, midpoint; + uint8_t *data; + struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; + + /* Suspend HBA. */ + qla2x00_suspend_hba(ha); - midpoint = FLASH_IMAGE_SIZE / 2; + /* Go with read. */ + spin_lock_irqsave(&ha->hardware_lock, flags); + midpoint = ha->optrom_size / 2; qla2x00_flash_enable(ha); WRT_REG_WORD(®->nvram, 0); RD_REG_WORD(®->nvram); /* PCI Posting. */ - for (addr = 0, data = image; addr < FLASH_IMAGE_SIZE; addr++, data++) { - if (addr == midpoint) + for (addr = offset, data = buf; addr < length; addr++, data++) { + if (addr == midpoint) { WRT_REG_WORD(®->nvram, NVR_SELECT); + RD_REG_WORD(®->nvram); /* PCI Posting. */ + } *data = qla2x00_read_flash_byte(ha, addr); } qla2x00_flash_disable(ha); + spin_unlock_irqrestore(&ha->hardware_lock, flags); + + /* Resume HBA. */ + qla2x00_resume_hba(ha); - return (0); + return buf; } -/** - * qla2x00_set_flash_image() - Write image to flash chip. - * @ha: HA context - * @image: Source image to write to flash - * - * Returns 0 on success, else non-zero. - */ -uint16_t -qla2x00_set_flash_image(scsi_qla_host_t *ha, uint8_t *image) -{ - uint16_t status; - uint32_t addr; - uint32_t midpoint; - uint32_t sec_mask; - uint32_t rest_addr; - uint8_t mid; - uint8_t sec_number; - uint8_t data; - device_reg_t *reg = ha->iobase; - - status = 0; +int +qla2x00_write_optrom_data(struct scsi_qla_host *ha, uint8_t *buf, + uint32_t offset, uint32_t length) +{ + + int rval; + unsigned long flags; + uint8_t man_id, flash_id, sec_number, data; + uint16_t wd; + uint32_t addr, liter, sec_mask, rest_addr; + struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; + + /* Suspend HBA. */ + qla2x00_suspend_hba(ha); + + rval = QLA_SUCCESS; sec_number = 0; /* Reset ISP chip. */ + spin_lock_irqsave(&ha->hardware_lock, flags); WRT_REG_WORD(®->ctrl_status, CSR_ISP_SOFT_RESET); - RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ + pci_read_config_word(ha->pdev, PCI_COMMAND, &wd); + /* Go with write. */ qla2x00_flash_enable(ha); do { /* Loop once to provide quick error exit */ /* Structure of flash memory based on manufacturer */ - mid = qla2x00_get_flash_manufacturer(ha); - if (mid == 0x6d) { - // Am29LV001 part - rest_addr = 0x1fff; - sec_mask = 0x1e000; - } else if (mid == 0x40) { - // Mostel v29c51001 part + if (IS_OEM_001(ha)) { + /* OEM variant with special flash part. */ + man_id = flash_id = 0; + rest_addr = 0xffff; + sec_mask = 0x10000; + goto update_flash; + } + qla2x00_get_flash_manufacturer(ha, &man_id, &flash_id); + switch (man_id) { + case 0x20: /* ST flash. */ + if (flash_id == 0xd2 || flash_id == 0xe3) { + /* + * ST m29w008at part - 64kb sector size with + * 32kb,8kb,8kb,16kb sectors at memory address + * 0xf0000. + */ + rest_addr = 0xffff; + sec_mask = 0x10000; + break; + } + /* + * ST m29w010b part - 16kb sector size + * Default to 16kb sectors + */ + rest_addr = 0x3fff; + sec_mask = 0x1c000; + break; + case 0x40: /* Mostel flash. */ + /* Mostel v29c51001 part - 512 byte sector size. */ rest_addr = 0x1ff; sec_mask = 0x1fe00; - } else if (mid == 0xbf) { - // SST39sf10 part + break; + case 0xbf: /* SST flash. */ + /* SST39sf10 part - 4kb sector size. */ rest_addr = 0xfff; sec_mask = 0x1f000; - } else if (mid == 0xda) { - // Winbond W29EE011 part + break; + case 0xda: /* Winbond flash. */ + /* Winbond W29EE011 part - 256 byte sector size. */ rest_addr = 0x7f; sec_mask = 0x1ff80; - addr = 0; - if (qla2x00_erase_flash_sector(ha, addr, sec_mask, - mid)) { - status = 1; + break; + case 0xc2: /* Macronix flash. */ + /* 64k sector size. */ + if (flash_id == 0x38 || flash_id == 0x4f) { + rest_addr = 0xffff; + sec_mask = 0x10000; break; } - } else { - // Am29F010 part + /* Fall through... */ + + case 0x1f: /* Atmel flash. */ + /* 512k sector size. */ + if (flash_id == 0x13) { + rest_addr = 0x7fffffff; + sec_mask = 0x80000000; + break; + } + /* Fall through... */ + + case 0x01: /* AMD flash. */ + if (flash_id == 0x38 || flash_id == 0x40 || + flash_id == 0x4f) { + /* Am29LV081 part - 64kb sector size. */ + /* Am29LV002BT part - 64kb sector size. */ + rest_addr = 0xffff; + sec_mask = 0x10000; + break; + } else if (flash_id == 0x3e) { + /* + * Am29LV008b part - 64kb sector size with + * 32kb,8kb,8kb,16kb sector at memory address + * h0xf0000. + */ + rest_addr = 0xffff; + sec_mask = 0x10000; + break; + } else if (flash_id == 0x20 || flash_id == 0x6e) { + /* + * Am29LV010 part or AM29f010 - 16kb sector + * size. + */ + rest_addr = 0x3fff; + sec_mask = 0x1c000; + break; + } else if (flash_id == 0x6d) { + /* Am29LV001 part - 8kb sector size. */ + rest_addr = 0x1fff; + sec_mask = 0x1e000; + break; + } + default: + /* Default to 16 kb sector size. */ rest_addr = 0x3fff; sec_mask = 0x1c000; + break; + } + +update_flash: + if (IS_QLA2322(ha) || IS_QLA6322(ha)) { + if (qla2x00_erase_flash(ha, man_id, flash_id)) { + rval = QLA_FUNCTION_FAILED; + break; + } } - midpoint = FLASH_IMAGE_SIZE / 2; - for (addr = 0; addr < FLASH_IMAGE_SIZE; addr++) { - data = *image++; + for (addr = offset, liter = 0; liter < length; liter++, + addr++) { + data = buf[liter]; /* Are we at the beginning of a sector? */ - if (!(addr & rest_addr)) { - if (addr == midpoint) + if ((addr & rest_addr) == 0) { + if (IS_QLA2322(ha) || IS_QLA6322(ha)) { + if (addr >= 0x10000UL) { + if (((addr >> 12) & 0xf0) && + ((man_id == 0x01 && + flash_id == 0x3e) || + (man_id == 0x20 && + flash_id == 0xd2))) { + sec_number++; + if (sec_number == 1) { + rest_addr = + 0x7fff; + sec_mask = + 0x18000; + } else if ( + sec_number == 2 || + sec_number == 3) { + rest_addr = + 0x1fff; + sec_mask = + 0x1e000; + } else if ( + sec_number == 4) { + rest_addr = + 0x3fff; + sec_mask = + 0x1c000; + } + } + } + } else if (addr == ha->optrom_size / 2) { WRT_REG_WORD(®->nvram, NVR_SELECT); - - /* Then erase it */ - if (qla2x00_erase_flash_sector(ha, addr, - sec_mask, mid)) { - status = 1; - break; + RD_REG_WORD(®->nvram); } - sec_number++; + if (flash_id == 0xda && man_id == 0xc1) { + qla2x00_write_flash_byte(ha, 0x5555, + 0xaa); + qla2x00_write_flash_byte(ha, 0x2aaa, + 0x55); + qla2x00_write_flash_byte(ha, 0x5555, + 0xa0); + } else if (!IS_QLA2322(ha) && !IS_QLA6322(ha)) { + /* Then erase it */ + if (qla2x00_erase_flash_sector(ha, + addr, sec_mask, man_id, + flash_id)) { + rval = QLA_FUNCTION_FAILED; + break; + } + if (man_id == 0x01 && flash_id == 0x6d) + sec_number++; + } } - if (mid == 0x6d) { + + if (man_id == 0x01 && flash_id == 0x6d) { if (sec_number == 1 && - (addr == (rest_addr - 1))) { + addr == (rest_addr - 1)) { rest_addr = 0x0fff; sec_mask = 0x1f000; } else if (sec_number == 3 && (addr & 0x7ffe)) { @@ -700,14 +1663,62 @@ qla2x00_set_flash_image(scsi_qla_host_t *ha, uint8_t *image) } if (qla2x00_program_flash_address(ha, addr, data, - mid)) { - status = 1; + man_id, flash_id)) { + rval = QLA_FUNCTION_FAILED; break; } } } while (0); - qla2x00_flash_disable(ha); + spin_unlock_irqrestore(&ha->hardware_lock, flags); + + /* Resume HBA. */ + qla2x00_resume_hba(ha); + + return rval; +} + +uint8_t * +qla24xx_read_optrom_data(struct scsi_qla_host *ha, uint8_t *buf, + uint32_t offset, uint32_t length) +{ + /* Suspend HBA. */ + scsi_block_requests(ha->host); + ha->isp_ops.disable_intrs(ha); + set_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags); + + /* Go with read. */ + qla24xx_read_flash_data(ha, (uint32_t *)buf, offset >> 2, length >> 2); + + /* Resume HBA. */ + clear_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags); + ha->isp_ops.enable_intrs(ha); + scsi_unblock_requests(ha->host); + + return buf; +} + +int +qla24xx_write_optrom_data(struct scsi_qla_host *ha, uint8_t *buf, + uint32_t offset, uint32_t length) +{ + int rval; + + /* Suspend HBA. */ + scsi_block_requests(ha->host); + ha->isp_ops.disable_intrs(ha); + set_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags); + + /* Go with write. */ + rval = qla24xx_write_flash_data(ha, (uint32_t *)buf, offset >> 2, + length >> 2); + + /* Resume HBA -- RISC reset needed. */ + clear_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags); + set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); + qla2xxx_wake_dpc(ha); + qla2x00_wait_for_hba_online(ha); + scsi_unblock_requests(ha->host); - return (status); + return rval; }