/* * This file is part of the flashrom project. * * Copyright (C) 2005-2007 coresystems GmbH * Copyright (C) 2006 Uwe Hermann * Copyright (C) 2007-2009 Luc Verhaegen * Copyright (C) 2007 Carl-Daniel Hailfinger * * 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; version 2 of the License. * * 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. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ /* * Contains the board specific flash enables. */ #include #include #include "flash.h" /* * Helper functions for many Winbond Super I/Os of the W836xx range. */ /* Enter extended functions */ void w836xx_ext_enter(uint16_t port) { OUTB(0x87, port); OUTB(0x87, port); } /* Leave extended functions */ void w836xx_ext_leave(uint16_t port) { OUTB(0xAA, port); } /* Generic Super I/O helper functions */ uint8_t sio_read(uint16_t port, uint8_t reg) { OUTB(reg, port); return INB(port + 1); } void sio_write(uint16_t port, uint8_t reg, uint8_t data) { OUTB(reg, port); OUTB(data, port + 1); } void sio_mask(uint16_t port, uint8_t reg, uint8_t data, uint8_t mask) { uint8_t tmp; OUTB(reg, port); tmp = INB(port + 1) & ~mask; OUTB(tmp | (data & mask), port + 1); } /** * Winbond W83627HF: Raise GPIO24. * * Suited for: * - Agami Aruma * - IWILL DK8-HTX */ static int w83627hf_gpio24_raise(uint16_t port, const char *name) { w836xx_ext_enter(port); /* Is this the W83627HF? */ if (sio_read(port, 0x20) != 0x52) { /* Super I/O device ID reg. */ fprintf(stderr, "\nERROR: %s: W83627HF: Wrong ID: 0x%02X.\n", name, sio_read(port, 0x20)); w836xx_ext_leave(port); return -1; } /* PIN89S: WDTO/GP24 multiplex -> GPIO24 */ sio_mask(port, 0x2B, 0x10, 0x10); /* Select logical device 8: GPIO port 2 */ sio_write(port, 0x07, 0x08); sio_mask(port, 0x30, 0x01, 0x01); /* Activate logical device. */ sio_mask(port, 0xF0, 0x00, 0x10); /* GPIO24 -> output */ sio_mask(port, 0xF2, 0x00, 0x10); /* Clear GPIO24 inversion */ sio_mask(port, 0xF1, 0x10, 0x10); /* Raise GPIO24 */ w836xx_ext_leave(port); return 0; } static int w83627hf_gpio24_raise_2e(const char *name) { return w83627hf_gpio24_raise(0x2e, name); } /** * Winbond W83627THF: GPIO 4, bit 4 * * Suited for: * - MSI K8T Neo2-F * - MSI K8N-NEO3 */ static int w83627thf_gpio4_4_raise(uint16_t port, const char *name) { w836xx_ext_enter(port); /* Is this the W83627THF? */ if (sio_read(port, 0x20) != 0x82) { /* Super I/O device ID reg. */ fprintf(stderr, "\nERROR: %s: W83627THF: Wrong ID: 0x%02X.\n", name, sio_read(port, 0x20)); w836xx_ext_leave(port); return -1; } /* PINxxxxS: GPIO4/bit 4 multiplex -> GPIOXXX */ sio_write(port, 0x07, 0x09); /* Select LDN 9: GPIO port 4 */ sio_mask(port, 0x30, 0x02, 0x02); /* Activate logical device. */ sio_mask(port, 0xF4, 0x00, 0x10); /* GPIO4 bit 4 -> output */ sio_mask(port, 0xF6, 0x00, 0x10); /* Clear GPIO4 bit 4 inversion */ sio_mask(port, 0xF5, 0x10, 0x10); /* Raise GPIO4 bit 4 */ w836xx_ext_leave(port); return 0; } static int w83627thf_gpio4_4_raise_2e(const char *name) { return w83627thf_gpio4_4_raise(0x2e, name); } static int w83627thf_gpio4_4_raise_4e(const char *name) { return w83627thf_gpio4_4_raise(0x4e, name); } /** * w83627: Enable MEMW# and set ROM size to max. */ static void w836xx_memw_enable(uint16_t port) { w836xx_ext_enter(port); if (!(sio_read(port, 0x24) & 0x02)) { /* Flash ROM enabled? */ /* Enable MEMW# and set ROM size select to max. (4M). */ sio_mask(port, 0x24, 0x28, 0x28); } w836xx_ext_leave(port); } /** * Common routine for several VT823x based boards. */ static void vt823x_set_all_writes_to_lpc(struct pci_dev *dev) { uint8_t val; /* All memory cycles, not just ROM ones, go to LPC. */ val = pci_read_byte(dev, 0x59); val &= ~0x80; pci_write_byte(dev, 0x59, val); } /** * VT823x: Set one of the GPIO pins. */ static void vt823x_gpio_set(struct pci_dev *dev, uint8_t gpio, int raise) { uint16_t base; uint8_t val, bit; if ((gpio >= 12) && (gpio <= 15)) { /* GPIO12-15 -> output */ val = pci_read_byte(dev, 0xE4); val |= 0x10; pci_write_byte(dev, 0xE4, val); } else if (gpio == 9) { /* GPIO9 -> Output */ val = pci_read_byte(dev, 0xE4); val |= 0x20; pci_write_byte(dev, 0xE4, val); } else { fprintf(stderr, "\nERROR: " "VT823x GPIO%02d is not implemented.\n", gpio); return; } /* Now raise/drop the GPIO line itself. */ bit = 0x01 << (gpio - 8); /* We need the I/O Base Address for this board's flash enable. */ base = pci_read_word(dev, 0x88) & 0xff80; val = INB(base + 0x4D); if (raise) val |= bit; else val &= ~bit; OUTB(val, base + 0x4D); } /** * Suited for VIAs EPIA M and MII, and maybe other CLE266 based EPIAs. * * We don't need to do this when using coreboot, GPIO15 is never lowered there. */ static int board_via_epia_m(const char *name) { struct pci_dev *dev; dev = pci_dev_find(0x1106, 0x3177); /* VT8235 ISA bridge */ if (!dev) { fprintf(stderr, "\nERROR: VT8235 ISA bridge not found.\n"); return -1; } /* GPIO15 is connected to write protect. */ vt823x_gpio_set(dev, 15, 1); return 0; } /** * Suited for: * - ASUS A7V8X-MX SE and A7V400-MX: AMD K7 + VIA KM400A + VT8235 * - Tyan S2498 (Tomcat K7M): AMD Geode NX + VIA KM400 + VT8237. */ static int board_asus_a7v8x_mx(const char *name) { struct pci_dev *dev; dev = pci_dev_find(0x1106, 0x3177); /* VT8235 ISA bridge */ if (!dev) dev = pci_dev_find(0x1106, 0x3227); /* VT8237 ISA bridge */ if (!dev) { fprintf(stderr, "\nERROR: VT823x ISA bridge not found.\n"); return -1; } vt823x_set_all_writes_to_lpc(dev); w836xx_memw_enable(0x2E); return 0; } /** * Suited for VIAs EPIA SP and EPIA CN. */ static int board_via_epia_sp(const char *name) { struct pci_dev *dev; dev = pci_dev_find(0x1106, 0x3227); /* VT8237R ISA bridge */ if (!dev) { fprintf(stderr, "\nERROR: VT8237R ISA bridge not found.\n"); return -1; } vt823x_set_all_writes_to_lpc(dev); return 0; } /** * Suited for VIAs EPIA N & NL. */ static int board_via_epia_n(const char *name) { struct pci_dev *dev; dev = pci_dev_find(0x1106, 0x3227); /* VT8237R ISA bridge */ if (!dev) { fprintf(stderr, "\nERROR: VT8237R ISA bridge not found.\n"); return -1; } /* All memory cycles, not just ROM ones, go to LPC */ vt823x_set_all_writes_to_lpc(dev); /* GPIO9 -> output */ vt823x_gpio_set(dev, 9, 1); return 0; } /** * Suited for EPoX EP-8K5A2 and Albatron PM266A Pro. */ static int board_epox_ep_8k5a2(const char *name) { struct pci_dev *dev; dev = pci_dev_find(0x1106, 0x3177); /* VT8235 ISA bridge */ if (!dev) { fprintf(stderr, "\nERROR: VT8235 ISA bridge not found.\n"); return -1; } w836xx_memw_enable(0x2E); return 0; } /** * Suited for ASUS P5A. * * This is rather nasty code, but there's no way to do this cleanly. * We're basically talking to some unknown device on SMBus, my guess * is that it is the Winbond W83781D that lives near the DIP BIOS. */ static int board_asus_p5a(const char *name) { uint8_t tmp; int i; #define ASUSP5A_LOOP 5000 OUTB(0x00, 0xE807); OUTB(0xEF, 0xE803); OUTB(0xFF, 0xE800); for (i = 0; i < ASUSP5A_LOOP; i++) { OUTB(0xE1, 0xFF); if (INB(0xE800) & 0x04) break; } if (i == ASUSP5A_LOOP) { printf("%s: Unable to contact device.\n", name); return -1; } OUTB(0x20, 0xE801); OUTB(0x20, 0xE1); OUTB(0xFF, 0xE802); for (i = 0; i < ASUSP5A_LOOP; i++) { tmp = INB(0xE800); if (tmp & 0x70) break; } if ((i == ASUSP5A_LOOP) || !(tmp & 0x10)) { printf("%s: failed to read device.\n", name); return -1; } tmp = INB(0xE804); tmp &= ~0x02; OUTB(0x00, 0xE807); OUTB(0xEE, 0xE803); OUTB(tmp, 0xE804); OUTB(0xFF, 0xE800); OUTB(0xE1, 0xFF); OUTB(0x20, 0xE801); OUTB(0x20, 0xE1); OUTB(0xFF, 0xE802); for (i = 0; i < ASUSP5A_LOOP; i++) { tmp = INB(0xE800); if (tmp & 0x70) break; } if ((i == ASUSP5A_LOOP) || !(tmp & 0x10)) { printf("%s: failed to write to device.\n", name); return -1; } return 0; } static int board_ibm_x3455(const char *name) { /* Set GPIO lines in the Broadcom HT-1000 southbridge. */ /* It's not a Super I/O but it uses the same index/data port method. */ sio_mask(0xcd6, 0x45, 0x20, 0x20); return 0; } /** * Suited for Shuttle FN25 (SN25P): AMD S939 + Nvidia CK804 (nForce4). */ static int board_shuttle_fn25(const char *name) { struct pci_dev *dev; dev = pci_dev_find(0x10DE, 0x0050); /* NVIDIA CK804 ISA Bridge. */ if (!dev) { fprintf(stderr, "\nERROR: NVIDIA nForce4 ISA bridge not found.\n"); return -1; } /* one of those bits seems to be connected to TBL#, but -ENOINFO. */ pci_write_byte(dev, 0x92, 0); return 0; } /** * No docs, so we are just guessing that these might be individual gpio lines. */ static void nvidia_mcp_gpio_raise(struct pci_dev *dev, uint8_t offset) { uint16_t base; uint8_t tmp; base = pci_read_long(dev, 0x64) & 0x0000FF00; /* System control area */ base += 0xC0; /* if anyone knows more about nvidia mcps, feel free to explain this */ tmp = INB(base + offset); tmp &= ~0x0F; tmp |= 0x05; OUTB(tmp, base + offset); } /** * Suited for the Gigabyte GA-K8N-SLI: CK804 southbridge. */ static int board_ga_k8n_sli(const char *name) { struct pci_dev *dev; dev = pci_dev_find(0x10DE, 0x0050); /* NVIDIA CK804 LPC */ if (!dev) { fprintf(stderr, "\nERROR: NVIDIA LPC bridge not found.\n"); return -1; } nvidia_mcp_gpio_raise(dev, 0x21); return 0; } /** * Suited for ASUS P5ND2-SLI Deluxe: LGA775 + nForce4 SLI + MCP04. */ static int board_asus_p5nd2_sli(const char *name) { struct pci_dev *dev; dev = pci_dev_find(0x10DE, 0x0030); /* NVIDIA nForce4 ISA Bridge */ if (!dev) { fprintf(stderr, "\nERROR: NVIDIA ISA bridge not found.\n"); return -1; } nvidia_mcp_gpio_raise(dev, 0x10); return 0; } /** * Suited for EPoX EP-8RDA3+: Socket A + nForce2 Ultra 400 + MCP2. */ static int board_epox_ep_8rda3plus(const char *name) { struct pci_dev *dev; dev = pci_dev_find(0x10DE, 0x0060); /* NVIDIA nForce2 ISA Bridge */ if (!dev) { fprintf(stderr, "\nERROR: NVIDIA ISA bridge not found.\n"); return -1; } nvidia_mcp_gpio_raise(dev, 0x31); return 0; } static int board_hp_dl145_g3_enable(const char *name) { /* Set GPIO lines in the Broadcom HT-1000 southbridge. */ /* GPIO 0 reg from PM regs */ /* Set GPIO 2 and 5 high, connected to flash WP# and TBL# pins. */ /* It's not a Super I/O but it uses the same index/data port method. */ sio_mask(0xcd6, 0x44, 0x24, 0x24); return 0; } /** * Suited for EPoX EP-BX3, and maybe some other Intel 440BX based boards. */ static int board_epox_ep_bx3(const char *name) { uint8_t tmp; /* Raise GPIO22. */ tmp = INB(0x4036); OUTB(tmp, 0xEB); tmp |= 0x40; OUTB(tmp, 0x4036); OUTB(tmp, 0xEB); return 0; } /** * Suited for Acorp 6A815EPD. */ static int board_acorp_6a815epd(const char *name) { struct pci_dev *dev; uint16_t port; uint8_t val; dev = pci_dev_find(0x8086, 0x2440); /* Intel ICH2 LPC */ if (!dev) { fprintf(stderr, "\nERROR: ICH2 LPC bridge not found.\n"); return -1; } /* Use GPIOBASE register to find where the GPIO is mapped. */ port = (pci_read_word(dev, 0x58) & 0xFFC0) + 0xE; val = INB(port); val |= 0x80; /* Top Block Lock -- pin 8 of PLCC32 */ val |= 0x40; /* Lower Blocks Lock -- pin 7 of PLCC32 */ OUTB(val, port); return 0; } /** * Suited for Artec Group DBE61 and DBE62. */ static int board_artecgroup_dbe6x(const char *name) { #define DBE6x_MSR_DIVIL_BALL_OPTS 0x51400015 #define DBE6x_PRI_BOOT_LOC_SHIFT (2) #define DBE6x_BOOT_OP_LATCHED_SHIFT (8) #define DBE6x_SEC_BOOT_LOC_SHIFT (10) #define DBE6x_PRI_BOOT_LOC (3 << DBE6x_PRI_BOOT_LOC_SHIFT) #define DBE6x_BOOT_OP_LATCHED (3 << DBE6x_BOOT_OP_LATCHED_SHIFT) #define DBE6x_SEC_BOOT_LOC (3 << DBE6x_SEC_BOOT_LOC_SHIFT) #define DBE6x_BOOT_LOC_FLASH (2) #define DBE6x_BOOT_LOC_FWHUB (3) msr_t msr; unsigned long boot_loc; /* Geode only has a single core */ if (setup_cpu_msr(0)) return -1; msr = rdmsr(DBE6x_MSR_DIVIL_BALL_OPTS); if ((msr.lo & (DBE6x_BOOT_OP_LATCHED)) == (DBE6x_BOOT_LOC_FWHUB << DBE6x_BOOT_OP_LATCHED_SHIFT)) boot_loc = DBE6x_BOOT_LOC_FWHUB; else boot_loc = DBE6x_BOOT_LOC_FLASH; msr.lo &= ~(DBE6x_PRI_BOOT_LOC | DBE6x_SEC_BOOT_LOC); msr.lo |= ((boot_loc << DBE6x_PRI_BOOT_LOC_SHIFT) | (boot_loc << DBE6x_SEC_BOOT_LOC_SHIFT)); wrmsr(DBE6x_MSR_DIVIL_BALL_OPTS, msr); cleanup_cpu_msr(); return 0; } /** * Set the specified GPIO on the specified ICHx southbridge to high. * * @param name The name of this board. * @param ich_vendor PCI vendor ID of the specified ICHx southbridge. * @param ich_device PCI device ID of the specified ICHx southbridge. * @param gpiobase_reg GPIOBASE register offset in the LPC bridge. * @param gp_lvl Offset of GP_LVL register in I/O space, relative to GPIOBASE. * @param gp_lvl_bitmask GP_LVL bitmask (set GPIO bits to 1, all others to 0). * @param gpio_bit The bit (GPIO) which shall be set to high. * @return If the write-enable was successful return 0, otherwise return -1. */ static int ich_gpio_raise(const char *name, uint16_t ich_vendor, uint16_t ich_device, uint8_t gpiobase_reg, uint8_t gp_lvl, uint32_t gp_lvl_bitmask, unsigned int gpio_bit) { struct pci_dev *dev; uint16_t gpiobar; uint32_t reg32; dev = pci_dev_find(ich_vendor, ich_device); /* Intel ICHx LPC */ if (!dev) { fprintf(stderr, "\nERROR: ICHx LPC dev %4x:%4x not found.\n", ich_vendor, ich_device); return -1; } /* Use GPIOBASE register to find the I/O space for GPIO. */ gpiobar = pci_read_word(dev, gpiobase_reg) & gp_lvl_bitmask; /* Set specified GPIO to high. */ reg32 = INL(gpiobar + gp_lvl); reg32 |= (1 << gpio_bit); OUTL(reg32, gpiobar + gp_lvl); return 0; } /** * Suited for ASUS P4B266. */ static int ich2_gpio22_raise(const char *name) { return ich_gpio_raise(name, 0x8086, 0x2440, 0x58, 0x0c, 0xffc0, 22); } /** * Suited for the Dell PowerEdge 1850. All parameters except the last one are * documented in the public Intel 82801EB ICH5 / 82801ER ICH5R datasheet. The * last parameter (GPIO number) has to be in the range [16,31] according to * said Intel datasheet and was found by exhaustive search. */ static int ich5_gpio23_raise(const char *name) { return ich_gpio_raise(name, 0x8086, 0x24d0, 0x58, 0x0c, 0xffc0, 23); } /** * Suited for MSI MS-7046. */ static int ich6_gpio19_raise(const char *name) { return ich_gpio_raise(name, 0x8086, 0x2640, 0x48, 0x0c, 0xffc0, 19); } static int board_kontron_986lcd_m(const char *name) { struct pci_dev *dev; uint16_t gpiobar; uint32_t val; #define ICH7_GPIO_LVL2 0x38 dev = pci_dev_find(0x8086, 0x27b8); /* Intel ICH7 LPC */ if (!dev) { // This will never happen on this board fprintf(stderr, "\nERROR: ICH7 LPC bridge not found.\n"); return -1; } /* Use GPIOBASE register to find where the GPIO is mapped. */ gpiobar = pci_read_word(dev, 0x48) & 0xfffc; val = INL(gpiobar + ICH7_GPIO_LVL2); /* GP_LVL2 */ printf_debug("\nGPIOBAR=0x%04x GP_LVL: 0x%08x\n", gpiobar, val); /* bit 2 (0x04) = 0 #TBL --> bootblock locking = 1 * bit 2 (0x04) = 1 #TBL --> bootblock locking = 0 * bit 3 (0x08) = 0 #WP --> block locking = 1 * bit 3 (0x08) = 1 #WP --> block locking = 0 * * To enable full block locking, you would do: * val &= ~ ((1 << 2) | (1 << 3)); */ val |= (1 << 2) | (1 << 3); OUTL(val, gpiobar + ICH7_GPIO_LVL2); return 0; } /** * Suited for: * - Biostar P4M80-M4: VIA P4M800 + VT8237 + IT8705AF * - GIGABYTE GA-7VT600: VIA KT600 + VT8237 + IT8705 */ static int it8705_rom_write_enable(const char *name) { /* enter IT87xx conf mode */ enter_conf_mode_ite(0x2e); /* select right flash chip */ sio_mask(0x2e, 0x22, 0x80, 0x80); /* bit 3: flash chip write enable * bit 7: map flash chip at 1MB-128K (why though? ignoring this.) */ sio_mask(0x2e, 0x24, 0x04, 0x04); /* exit IT87xx conf mode */ exit_conf_mode_ite(0x2e); return 0; } /** * Suited for AOpen vKM400Am-S: VIA KM400 + VT8237 + IT8705F. */ static int board_aopen_vkm400(const char *name) { struct pci_dev *dev; dev = pci_dev_find(0x1106, 0x3227); /* VT8237 ISA bridge */ if (!dev) { fprintf(stderr, "\nERROR: VT8237 ISA bridge not found.\n"); return -1; } vt823x_set_all_writes_to_lpc(dev); return it8705_rom_write_enable(name); } /** * Winbond W83697HF Super I/O + VIA VT8235 southbridge * * Suited for: * - MSI KT4V and KT4V-L: AMD K7 + VIA KT400 + VT8235 * - MSI KT4 Ultra: AMD K7 + VIA KT400 + VT8235 * - MSI KT3 Ultra2: AMD K7 + VIA KT333 + VT8235 */ static int board_msi_kt4v(const char *name) { struct pci_dev *dev; uint8_t val; dev = pci_dev_find(0x1106, 0x3177); /* VT8235 ISA bridge */ if (!dev) { fprintf(stderr, "\nERROR: VT823x ISA bridge not found.\n"); return -1; } val = pci_read_byte(dev, 0x59); val &= 0x0c; pci_write_byte(dev, 0x59, val); vt823x_gpio_set(dev, 12, 1); w836xx_memw_enable(0x2E); return 0; } /** * Suited for Soyo SY-7VCA: Pro133A + VT82C686. */ static int board_soyo_sy_7vca(const char *name) { struct pci_dev *dev; uint32_t base; uint8_t tmp; /* VT82C686 Power management */ dev = pci_dev_find(0x1106, 0x3057); if (!dev) { fprintf(stderr, "\nERROR: VT82C686 PM device not found.\n"); return -1; } /* GPO0 output from PM IO base + 0x4C */ tmp = pci_read_byte(dev, 0x54); tmp &= ~0x03; pci_write_byte(dev, 0x54, tmp); /* PM IO base */ base = pci_read_long(dev, 0x48) & 0x0000FF00; /* Drop GPO0 */ tmp = INB(base + 0x4C); tmp &= ~0x01; OUTB(tmp, base + 0x4C); return 0; } static int it8705f_write_enable(uint8_t port, const char *name) { enter_conf_mode_ite(port); sio_mask(port, 0x24, 0x04, 0x04); /* Flash ROM I/F Writes Enable */ exit_conf_mode_ite(port); return 0; } /** * Suited for: * - Shuttle AK38N: VIA KT333CF + VIA VT8235 + ITE IT8705F * - Elitegroup K7VTA3: VIA Apollo KT266/A/333 + VIA VT8235 + ITE IT8705F */ static int it8705f_write_enable_2e(const char *name) { return it8705f_write_enable(0x2e, name); } /** * Find the runtime registers of an SMSC Super I/O, after verifying its * chip ID. * * Returns the base port of the runtime register block, or 0 on error. */ static uint16_t smsc_find_runtime(uint16_t sio_port, uint16_t chip_id, uint8_t logical_device) { uint16_t rt_port = 0; /* Verify the chip ID. */ OUTB(0x55, sio_port); /* Enable configuration. */ if (sio_read(sio_port, 0x20) != chip_id) { fprintf(stderr, "\nERROR: SMSC Super I/O not found.\n"); goto out; } /* If the runtime block is active, get its address. */ sio_write(sio_port, 0x07, logical_device); if (sio_read(sio_port, 0x30) & 1) { rt_port = (sio_read(sio_port, 0x60) << 8) | sio_read(sio_port, 0x61); } if (rt_port == 0) { fprintf(stderr, "\nERROR: " "Super I/O runtime interface not available.\n"); } out: OUTB(0xaa, sio_port); /* Disable configuration. */ return rt_port; } /** * Disable write protection on the Mitac 6513WU. WP# on the FWH is * connected to GP30 on the Super I/O, and TBL# is always high. */ static int board_mitac_6513wu(const char *name) { struct pci_dev *dev; uint16_t rt_port; uint8_t val; dev = pci_dev_find(0x8086, 0x2410); /* Intel 82801AA ISA bridge */ if (!dev) { fprintf(stderr, "\nERROR: Intel 82801AA ISA bridge not found.\n"); return -1; } rt_port = smsc_find_runtime(0x4e, 0x54 /* LPC47U33x */, 0xa); if (rt_port == 0) return -1; /* Configure the GPIO pin. */ val = INB(rt_port + 0x33); /* GP30 config */ val &= ~0x87; /* Output, non-inverted, GPIO, push/pull */ OUTB(val, rt_port + 0x33); /* Disable write protection. */ val = INB(rt_port + 0x4d); /* GP3 values */ val |= 0x01; /* Set GP30 high. */ OUTB(val, rt_port + 0x4d); return 0; } /** * Suited for Abit IP35: Intel P35 + ICH9R. */ static int board_abit_ip35(const char *name) { struct pci_dev *dev; uint16_t base; uint8_t tmp; dev = pci_dev_find(0x8086, 0x2916); /* Intel ICH9R LPC Interface */ if (!dev) { fprintf(stderr, "\nERROR: Intel ICH9R LPC not found.\n"); return -1; } /* get LPC GPIO base */ base = pci_read_long(dev, 0x48) & 0x0000FFC0; /* Raise GPIO 16 */ tmp = INB(base + 0x0E); tmp |= 0x01; OUTB(tmp, base + 0x0E); return 0; } /** * Suited for Asus A7V8X: VIA KT400 + VT8235 + IT8703F-A */ static int board_asus_a7v8x(const char *name) { uint16_t id, base; uint8_t tmp; /* find the IT8703F */ w836xx_ext_enter(0x2E); id = (sio_read(0x2E, 0x20) << 8) | sio_read(0x2E, 0x21); w836xx_ext_leave(0x2E); if (id != 0x8701) { fprintf(stderr, "\nERROR: IT8703F SuperIO not found.\n"); return -1; } /* Get the GP567 IO base */ w836xx_ext_enter(0x2E); sio_write(0x2E, 0x07, 0x0C); base = (sio_read(0x2E, 0x60) << 8) | sio_read(0x2E, 0x61); w836xx_ext_leave(0x2E); if (!base) { fprintf(stderr, "\nERROR: Failed to read IT8703F SuperIO GPIO" " Base.\n"); return -1; } /* Raise GP51. */ tmp = INB(base); tmp |= 0x02; OUTB(tmp, base); return 0; } /* * General routine for raising/dropping GPIO lines on the ITE IT8712F. * There is only some limited checking on the port numbers. */ static int it8712f_gpio_set(unsigned int line, int raise) { unsigned int port; uint16_t id, base; uint8_t tmp; port = line / 10; port--; line %= 10; /* Check line */ if ((port > 4) || /* also catches unsigned -1 */ ((port < 4) && (line > 7)) || ((port == 4) && (line > 5))) { fprintf(stderr, "\nERROR: Unsupported IT8712F GPIO Line %02d.\n", line); return -1; } /* find the IT8712F */ enter_conf_mode_ite(0x2E); id = (sio_read(0x2E, 0x20) << 8) | sio_read(0x2E, 0x21); exit_conf_mode_ite(0x2E); if (id != 0x8712) { fprintf(stderr, "\nERROR: IT8712F SuperIO not found.\n"); return -1; } /* Get the GPIO base */ enter_conf_mode_ite(0x2E); sio_write(0x2E, 0x07, 0x07); base = (sio_read(0x2E, 0x62) << 8) | sio_read(0x2E, 0x63); exit_conf_mode_ite(0x2E); if (!base) { fprintf(stderr, "\nERROR: Failed to read IT8712F SuperIO GPIO" " Base.\n"); return -1; } /* set GPIO. */ tmp = INB(base + port); if (raise) tmp |= 1 << line; else tmp &= ~(1 << line); OUTB(tmp, base + port); return 0; } /** * Suited for Asus A7V600-X: VIA KT600 + VT8237 + IT8712F */ static int board_asus_a7v600x(const char *name) { return it8712f_gpio_set(32, 1); } /** * Suited for Asus P4P800-E Deluxe: Intel Intel 865PE + ICH5R. */ static int board_asus_p4p800(const char *name) { struct pci_dev *dev; uint16_t base; uint8_t tmp; dev = pci_dev_find(0x8086, 0x24D0); /* Intel ICH5R ISA Bridge */ if (!dev) { fprintf(stderr, "\nERROR: Intel ICH5R ISA Bridge not found.\n"); return -1; } /* get PM IO base */ base = pci_read_long(dev, 0x58) & 0x0000FFC0; /* Raise GPIO 21 */ tmp = INB(base + 0x0E); tmp |= 0x20; OUTB(tmp, base + 0x0E); return 0; } /** * Below is the list of boards which need a special "board enable" code in * flashrom before their ROM chip can be accessed/written to. * * NOTE: Please add boards that _don't_ need such enables or don't work yet * to the respective tables in print.c. Thanks! * * We use 2 sets of IDs here, you're free to choose which is which. This * is to provide a very high degree of certainty when matching a board on * the basis of subsystem/card IDs. As not every vendor handles * subsystem/card IDs in a sane manner. * * Keep the second set NULLed if it should be ignored. Keep the subsystem IDs * NULLed if they don't identify the board fully. But please take care to * provide an as complete set of pci ids as possible; autodetection is the * preferred behaviour and we would like to make sure that matches are unique. * * The coreboot ids are used two fold. When running with a coreboot firmware, * the ids uniquely matches the coreboot board identification string. When a * legacy bios is installed and when autodetection is not possible, these ids * can be used to identify the board through the -m command line argument. * * When a board is identified through its coreboot ids (in both cases), the * main pci ids are still required to match, as a safeguard. */ /* Please keep this list alphabetically ordered by vendor/board name. */ struct board_pciid_enable board_pciid_enables[] = { /* first pci-id set [4], second pci-id set [4], coreboot id [2], vendor name board name flash enable */ {0x8086, 0x2926, 0x147b, 0x1084, 0x11ab, 0x4364, 0x147b, 0x1084, NULL, NULL, "Abit", "IP35", board_abit_ip35}, {0x8086, 0x1130, 0, 0, 0x105a, 0x0d30, 0x105a, 0x4d33, "acorp", "6a815epd", "Acorp", "6A815EPD", board_acorp_6a815epd}, {0x1022, 0x746B, 0x1022, 0x36C0, 0, 0, 0, 0, "AGAMI", "ARUMA", "agami", "Aruma", w83627hf_gpio24_raise_2e}, {0x1106, 0x3177, 0x17F2, 0x3177, 0x1106, 0x3148, 0x17F2, 0x3148, NULL, NULL, "Albatron", "PM266A*", board_epox_ep_8k5a2}, {0x1106, 0x3205, 0x1106, 0x3205, 0x10EC, 0x8139, 0xA0A0, 0x0477, NULL, NULL, "AOpen", "vKM400Am-S", board_aopen_vkm400}, {0x1022, 0x2090, 0, 0, 0x1022, 0x2080, 0, 0, "artecgroup", "dbe61", "Artec Group", "DBE61", board_artecgroup_dbe6x}, {0x1022, 0x2090, 0, 0, 0x1022, 0x2080, 0, 0, "artecgroup", "dbe62", "Artec Group", "DBE62", board_artecgroup_dbe6x}, {0x1106, 0x3189, 0x1043, 0x807F, 0x1106, 0x3065, 0x1043, 0x80ED, NULL, NULL, "ASUS", "A7V600-X", board_asus_a7v600x}, {0x1106, 0x3189, 0x1043, 0x807F, 0x1106, 0x3177, 0x1043, 0x808C, NULL, NULL, "ASUS", "A7V8X", board_asus_a7v8x}, {0x1106, 0x3177, 0x1043, 0x80A1, 0x1106, 0x3205, 0x1043, 0x8118, NULL, NULL, "ASUS", "A7V8X-MX SE", board_asus_a7v8x_mx}, {0x8086, 0x1a30, 0x1043, 0x8070, 0x8086, 0x244b, 0x1043, 0x8028, NULL, NULL, "ASUS", "P4B266", ich2_gpio22_raise}, {0x8086, 0x2570, 0x1043, 0x80F2, 0x105A, 0x3373, 0x1043, 0x80F5, NULL, NULL, "ASUS", "P4P800-E Deluxe", board_asus_p4p800}, {0x10B9, 0x1541, 0, 0, 0x10B9, 0x1533, 0, 0, "asus", "p5a", "ASUS", "P5A", board_asus_p5a}, {0x10DE, 0x0030, 0x1043, 0x818a, 0x8086, 0x100E, 0x1043, 0x80EE, NULL, NULL, "ASUS", "P5ND2-SLI Deluxe", board_asus_p5nd2_sli}, {0x1106, 0x3149, 0x1565, 0x3206, 0x1106, 0x3344, 0x1565, 0x1202, NULL, NULL, "Biostar", "P4M80-M4", it8705_rom_write_enable}, {0x8086, 0x3590, 0x1028, 0x016c, 0x1000, 0x0030, 0x1028, 0x016c, NULL, NULL, "Dell", "PowerEdge 1850", ich5_gpio23_raise}, {0x1106, 0x3038, 0x1019, 0x0996, 0x1106, 0x3177, 0x1019, 0x0996, NULL, NULL, "Elitegroup", "K7VTA3", it8705f_write_enable_2e}, {0x1106, 0x3177, 0x1106, 0x3177, 0x1106, 0x3059, 0x1695, 0x3005, NULL, NULL, "EPoX", "EP-8K5A2", board_epox_ep_8k5a2}, {0x10EC, 0x8139, 0x1695, 0x9001, 0x11C1, 0x5811, 0x1695, 0x9015, NULL, NULL, "EPoX", "EP-8RDA3+", board_epox_ep_8rda3plus}, {0x8086, 0x7110, 0, 0, 0x8086, 0x7190, 0, 0, "epox", "ep-bx3", "EPoX", "EP-BX3", board_epox_ep_bx3}, {0x1039, 0x0761, 0, 0, 0, 0, 0, 0, "gigabyte", "2761gxdk", "GIGABYTE", "GA-2761GXDK", it87xx_probe_spi_flash}, {0x1106, 0x3227, 0x1458, 0x5001, 0x10ec, 0x8139, 0x1458, 0xe000, NULL, NULL, "GIGABYTE", "GA-7VT600", it8705_rom_write_enable}, {0x10DE, 0x0050, 0x1458, 0x0C11, 0x10DE, 0x005e, 0x1458, 0x5000, NULL, NULL, "GIGABYTE", "GA-K8N-SLI", board_ga_k8n_sli}, {0x10de, 0x0360, 0, 0, 0, 0, 0, 0, "gigabyte", "m57sli", "GIGABYTE", "GA-M57SLI-S4", it87xx_probe_spi_flash}, {0x10de, 0x03e0, 0, 0, 0, 0, 0, 0, "gigabyte", "m61p", "GIGABYTE", "GA-M61P-S3", it87xx_probe_spi_flash}, {0x1002, 0x4398, 0x1458, 0x5004, 0x1002, 0x4391, 0x1458, 0xb000, NULL, NULL, "GIGABYTE", "GA-MA78G-DS3H", it87xx_probe_spi_flash}, {0x1002, 0x4398, 0x1458, 0x5004, 0x1002, 0x4391, 0x1458, 0xb002, NULL, NULL, "GIGABYTE", "GA-MA78GM-S2H", it87xx_probe_spi_flash}, /* SB600 LPC, RD790 North. Neither are specific to the GA-MA790FX-DQ6. The coreboot ID is here to be able to trigger the board enable more easily. */ {0x1002, 0x438d, 0x1458, 0x5001, 0x1002, 0x5956, 0x1002, 0x5956, "gigabyte", "ma790fx-dq6", "GIGABYTE", "GA-MA790FX-DQ6", it87xx_probe_spi_flash}, {0x1166, 0x0223, 0x103c, 0x320d, 0x102b, 0x0522, 0x103c, 0x31fa, "hp", "dl145_g3", "HP", "DL145 G3", board_hp_dl145_g3_enable}, {0x1166, 0x0205, 0x1014, 0x0347, 0, 0, 0, 0, "ibm", "x3455", "IBM", "x3455", board_ibm_x3455}, {0x1039, 0x5513, 0x8086, 0xd61f, 0x1039, 0x6330, 0x8086, 0xd61f, NULL, NULL, "Intel", "D201GLY", wbsio_check_for_spi}, {0x1022, 0x7468, 0, 0, 0, 0, 0, 0, "iwill", "dk8_htx", "IWILL", "DK8-HTX", w83627hf_gpio24_raise_2e}, /* Note: There are >= 2 version of the Kontron 986LCD-M/mITX! */ {0x8086, 0x27b8, 0, 0, 0, 0, 0, 0, "kontron", "986lcd-m", "Kontron", "986LCD-M", board_kontron_986lcd_m}, {0x10ec, 0x8168, 0x10ec, 0x8168, 0x104c, 0x8023, 0x104c, 0x8019, "kontron", "986lcd-m", "Kontron", "986LCD-M", board_kontron_986lcd_m}, {0x8086, 0x2411, 0x8086, 0x2411, 0x8086, 0x7125, 0x0e11, 0xb165, NULL, NULL, "Mitac", "6513WU", board_mitac_6513wu}, {0x13f6, 0x0111, 0x1462, 0x5900, 0x1106, 0x3177, 0x1106, 0, "msi", "kt4ultra", "MSI", "MS-6590 (KT4 Ultra)",board_msi_kt4v}, {0x1106, 0x3149, 0x1462, 0x7094, 0x10ec, 0x8167, 0x1462, 0x094c, NULL, NULL, "MSI", "MS-6702E (K8T Neo2-F)",w83627thf_gpio4_4_raise_2e}, {0x1106, 0x0571, 0x1462, 0x7120, 0, 0, 0, 0, "msi", "kt4v", "MSI", "MS-6712 (KT4V)", board_msi_kt4v}, {0x8086, 0x2658, 0x1462, 0x7046, 0x1106, 0x3044, 0x1462, 0x046d, NULL, NULL, "MSI", "MS-7046", ich6_gpio19_raise}, {0x10de, 0x005e, 0, 0, 0, 0, 0, 0, "msi", "k8n-neo3", "MSI", "MS-7135 (K8N Neo3)", w83627thf_gpio4_4_raise_4e}, {0x1106, 0x3104, 0x1297, 0xa238, 0x1106, 0x3059, 0x1297, 0xc063, NULL, NULL, "Shuttle", "AK38N", it8705f_write_enable_2e}, {0x10DE, 0x0050, 0x1297, 0x5036, 0x1412, 0x1724, 0x1297, 0x5036, NULL, NULL, "Shuttle", "FN25", board_shuttle_fn25}, {0x1106, 0x3038, 0x0925, 0x1234, 0x1106, 0x3058, 0x15DD, 0x7609, NULL, NULL, "Soyo", "SY-7VCA", board_soyo_sy_7vca}, {0x8086, 0x1076, 0x8086, 0x1176, 0x1106, 0x3059, 0x10f1, 0x2498, NULL, NULL, "Tyan", "S2498 (Tomcat K7M)", board_asus_a7v8x_mx}, {0x1106, 0x0314, 0x1106, 0xaa08, 0x1106, 0x3227, 0x1106, 0xAA08, NULL, NULL, "VIA", "EPIA-CN", board_via_epia_sp}, {0x1106, 0x3177, 0x1106, 0xAA01, 0x1106, 0x3123, 0x1106, 0xAA01, NULL, NULL, "VIA", "EPIA M/MII/...", board_via_epia_m}, {0x1106, 0x0259, 0x1106, 0x3227, 0x1106, 0x3065, 0x1106, 0x3149, "via", "epia-n", "VIA", "EPIA-N/NL", board_via_epia_n}, /* TODO: remove coreboot ids */ {0x1106, 0x3227, 0x1106, 0xAA01, 0x1106, 0x0259, 0x1106, 0xAA01, NULL, NULL, "VIA", "EPIA SP", board_via_epia_sp}, {0x1106, 0x5337, 0x1458, 0xb003, 0x1106, 0x287e, 0x1106, 0x337e, "via", "pc3500g", "VIA", "PC3500G", it87xx_probe_spi_flash}, { 0, 0, 0, 0, 0, 0, 0, 0, NULL, NULL, NULL, NULL, NULL}, /* end marker */ }; /** * Match boards on coreboot table gathered vendor and part name. * Require main PCI IDs to match too as extra safety. */ static struct board_pciid_enable *board_match_coreboot_name(const char *vendor, const char *part) { struct board_pciid_enable *board = board_pciid_enables; struct board_pciid_enable *partmatch = NULL; for (; board->vendor_name; board++) { if (vendor && (!board->lb_vendor || strcasecmp(board->lb_vendor, vendor))) continue; if (!board->lb_part || strcasecmp(board->lb_part, part)) continue; if (!pci_dev_find(board->first_vendor, board->first_device)) continue; if (board->second_vendor && !pci_dev_find(board->second_vendor, board->second_device)) continue; if (vendor) return board; if (partmatch) { /* a second entry has a matching part name */ printf("AMBIGUOUS BOARD NAME: %s\n", part); printf("At least vendors '%s' and '%s' match.\n", partmatch->lb_vendor, board->lb_vendor); printf("Please use the full -m vendor:part syntax.\n"); return NULL; } partmatch = board; } if (partmatch) return partmatch; if (!partvendor_from_cbtable) { /* Only warn if the mainboard type was not gathered from the * coreboot table. If it was, the coreboot implementor is * expected to fix flashrom, too. */ printf("\nUnknown vendor:board from -m option: %s:%s\n\n", vendor, part); } return NULL; } /** * Match boards on PCI IDs and subsystem IDs. * Second set of IDs can be main only or missing completely. */ static struct board_pciid_enable *board_match_pci_card_ids(void) { struct board_pciid_enable *board = board_pciid_enables; for (; board->vendor_name; board++) { if (!board->first_card_vendor || !board->first_card_device) continue; if (!pci_card_find(board->first_vendor, board->first_device, board->first_card_vendor, board->first_card_device)) continue; if (board->second_vendor) { if (board->second_card_vendor) { if (!pci_card_find(board->second_vendor, board->second_device, board->second_card_vendor, board->second_card_device)) continue; } else { if (!pci_dev_find(board->second_vendor, board->second_device)) continue; } } return board; } return NULL; } int board_flash_enable(const char *vendor, const char *part) { struct board_pciid_enable *board = NULL; int ret = 0; if (part) board = board_match_coreboot_name(vendor, part); if (!board) board = board_match_pci_card_ids(); if (board) { printf("Disabling flash write protection for board \"%s %s\"... ", board->vendor_name, board->board_name); ret = board->enable(board->vendor_name); if (ret) printf("FAILED!\n"); else printf("OK.\n"); } return ret; }