From 7e7e9ac6078efb61ce7b531b084a410cb73e1b92 Mon Sep 17 00:00:00 2001 From: Uwe Hermann Date: Wed, 19 Sep 2007 15:52:23 +0000 Subject: Add support for the Winbond W83697HF/F and W83627EHF/EF/EHG/EG. Various minor fixes and improvements (trivial). Signed-off-by: Uwe Hermann Acked-by: Uwe Hermann git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2789 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1 --- util/superiotool/winbond.c | 127 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 127 insertions(+) create mode 100644 util/superiotool/winbond.c (limited to 'util/superiotool/winbond.c') diff --git a/util/superiotool/winbond.c b/util/superiotool/winbond.c new file mode 100644 index 0000000000..0058c33ee9 --- /dev/null +++ b/util/superiotool/winbond.c @@ -0,0 +1,127 @@ +/* + * This file is part of the LinuxBIOS project. + * + * Copyright (C) 2007 Uwe Hermann + * + * 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 of the License, 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. + * + * 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 + */ + +#include "superiotool.h" + +#define DEVICE_ID_REG 0x20 +#define DEVICE_REV_REG 0x21 + +/** + * The ID entries must be in 0xYYZ format, where YY is the device ID, + * and Z is bits 7..4 of the device revision register. We do not match + * bits 3..0 of the device revision here. + */ +const static struct superio_registers reg_table[] = { + {0x601, "W83697HF/F", { + /* + {NOLDN, + {0x20,0x21,EOT}, + {0x60,NANA,EOT}}, + */ + {EOT}}}, + {0x886, "W83627EHF/EF/EHG/EG", { + {NOLDN, + {0x20,0x21,0x22,0x23,0x24,0x25,0x26,0x27,0x28, + 0x29,0x2a,0x2b,0x2c,0x2d,0x2e,0x2f,EOT}, + {0x88,NANA,0xff,0x00,MISC,0x00,MISC,RSVD,0x50, + 0x04,0x00,RSVD,0x00,0x21,0x00,0x00,EOT}}, + {0x0, + {0x30,0x60,0x61,0x70,0x74,0xf0,0xf1,0xf2,0xf4, + 0xf5,EOT}, + {0x01,0x03,0xf0,0x06,0x02,0x8e,0x00,0xff,0x00, + 0x00,EOT}}, + {0x1, + {0x30,0x60,0x61,0x70,0x74,0xf0,EOT}, + {0x01,0x03,0x78,0x07,0x04,0x3f,EOT}}, + {0x2, + {0x30,0x60,0x61,0x70,0xf0,EOT}, + {0x01,0x03,0xf8,0x04,0x00,EOT}}, + {0x3, + {0x30,0x60,0x61,0x70,0xf0,0xf1,EOT}, + {0x01,0x02,0xf8,0x03,0x00,0x00,EOT}}, + {0x5, + {0x30,0x60,0x61,0x62,0x63,0x70,0x72,0xf0,EOT}, + {0x01,0x00,0x60,0x00,0x64,0x01,0x0c,0x83,EOT}}, + {0x6, + {0x30,0x62,0x63,EOT}, + {0x00,0x00,0x00,EOT}}, + {0x7, + {0x30,0x60,0x61,0x62,0x63,0x70,0xf0,0xf1,0xf2,0xf3, + 0xf4,0xf5,0xf6,0xf7,EOT}, + {0x00,0x02,0x01,0x03,0x30,0x09,0xff,0x00,0x00,0x00, + 0xff,0x00,0x00,0x00,EOT}}, + {0x8, + {0x30,0xf5,0xf6,0xf7,EOT}, + {0x00,0x00,0x00,0x00,EOT}}, + {0x9, + {0x30,0xe0,0xe1,0xe2,0xe3,0xe4,0xe5,0xf0,0xf1,0xf2, + 0xf3,0xf4,0xf5,0xf6,0xf7,EOT}, + {0x00,0xff,0x00,0x00,0xff,0x00,0x00,0xff,0x00,0x00, + 0x00,0xff,0x00,0x00,0x00,EOT}}, + {0xa, + {0x30,0x70,0xe0,0xe1,0xe2,0xe3,0xe4,0xe5,0xe6,0xe7, + 0xe8,0xf2,0xf3,0xf4,0xf6,0xf7,EOT}, + {0x00,0x00,0x01,0x00,0xff,0x08,0x00,RSVD,0x00,0x00, + RSVD,0x7c,0x00,0x00,0x00,0x00,EOT}}, + {0xb, + {0x30,0x60,0x61,0x70,0xf0,0xf1,EOT}, + {0x00,0x00,0x00,0x00,0xc1,0x00,EOT}}, + {EOT}}}, + {EOT} +}; + +static void enter_conf_mode_winbond(uint16_t port) +{ + outb(0x87, port); + outb(0x87, port); +} + +static void exit_conf_mode_winbond(uint16_t port) +{ + outb(0xaa, port); +} + +void probe_idregs_winbond(uint16_t port) +{ + uint16_t id; + uint8_t devid, rev; + + enter_conf_mode_winbond(port); + + devid = regval(port, DEVICE_ID_REG); + rev = regval(port, DEVICE_REV_REG); + + /* Bits 3..0 of 'rev' form the IC version, we don't match that. */ + id = (devid << 4) | ((rev & 0xf0) >> 4); + + if (superio_unknown(reg_table, id)) { + no_superio_found(port); + return; + } + + printf("Found Winbond %s (id=0x%02x, rev=0x%02x) at 0x%x\n", + get_superio_name(reg_table, id), devid, rev, port); + + /* TODO: Special notes in dump output for the MISC entries. */ + dump_superio("Winbond", reg_table, port, id); + + exit_conf_mode_winbond(port); +} + -- cgit v1.2.3