diff options
Diffstat (limited to 'src/mainboard/lenovo/x201/mainboard.c')
| -rw-r--r-- | src/mainboard/lenovo/x201/mainboard.c | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/src/mainboard/lenovo/x201/mainboard.c b/src/mainboard/lenovo/x201/mainboard.c new file mode 100644 index 0000000000..6321777774 --- /dev/null +++ b/src/mainboard/lenovo/x201/mainboard.c @@ -0,0 +1,157 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007-2009 coresystems GmbH + * Copyright (C) 2011 Sven Schnelle <svens@stackframe.org> + * Copyright (C) 2013 Vladimir Serbinenko <phcoder@gmail.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; 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 + */ + +#include <console/console.h> +#include <device/device.h> +#include <arch/io.h> +#include <delay.h> +#include <device/pci_def.h> +#include <device/pci_ops.h> +#include <device/pci_ids.h> +#include <arch/io.h> +#include <ec/lenovo/pmh7/pmh7.h> +#include <ec/acpi/ec.h> +#include <ec/lenovo/h8/h8.h> +#include <northbridge/intel/nehalem/nehalem.h> +#include <southbridge/intel/bd82x6x/pch.h> + +#include <pc80/mc146818rtc.h> +#include "dock.h" +#include <arch/x86/include/arch/acpigen.h> +#if CONFIG_PCI_OPTION_ROM_RUN_YABEL || CONFIG_PCI_OPTION_ROM_RUN_REALMODE +#include <x86emu/regs.h> +#include <arch/interrupt.h> +#endif +#include <pc80/keyboard.h> +#include <cpu/x86/lapic.h> +#include <device/pci.h> +#include <smbios.h> + +static acpi_cstate_t cst_entries[] = { + {1, 1, 1000, {0x7f, 1, 2, {0}, 1, 0}}, + {2, 1, 500, {0x01, 8, 0, {0}, DEFAULT_PMBASE + LV2, 0}}, + {2, 17, 250, {0x01, 8, 0, {0}, DEFAULT_PMBASE + LV3, 0}}, +}; + +int get_cst_entries(acpi_cstate_t ** entries) +{ + *entries = cst_entries; + return ARRAY_SIZE(cst_entries); +} + +#if CONFIG_PCI_OPTION_ROM_RUN_YABEL || CONFIG_PCI_OPTION_ROM_RUN_REALMODE + +static int int15_handler(void) +{ + switch ((X86_EAX & 0xffff)) { + /* Get boot display. */ + case 0x5f35: + X86_EAX = 0x5f; + /* The flags are: + 1 - VGA + 4 - DisplayPort + 8 - LCD + */ + X86_ECX = 0x8; + + return 1; + case 0x5f40: + X86_EAX = 0x5f; + X86_ECX = 0x2; + return 1; + default: + printk(BIOS_WARNING, "Unknown INT15 function %04x!\n", + X86_EAX & 0xffff); + return 0; + } +} +#endif + +const char *smbios_mainboard_version(void) +{ + return "Lenovo X201"; +} + +static void mainboard_enable(device_t dev) +{ + device_t dev0; + u16 pmbase; + + printk(BIOS_SPEW, "starting SPI configuration\n"); + + /* Configure SPI. */ + RCBA32(0x3800) = 0x07ff0500; + RCBA32(0x3804) = 0x3f046008; + RCBA32(0x3808) = 0x0058efc0; + RCBA32(0x384c) = 0x92000000; + RCBA32(0x3850) = 0x00000a0b; + RCBA32(0x3858) = 0x07ff0500; + RCBA32(0x385c) = 0x04ff0003; + RCBA32(0x3860) = 0x00020001; + RCBA32(0x3864) = 0x00000fff; + RCBA32(0x3874) = 0; + RCBA32(0x3890) = 0xf8400000; + RCBA32(0x3894) = 0x143b5006; + RCBA32(0x3898) = 0x05200302; + RCBA32(0x389c) = 0x0601209f; + RCBA32(0x38b0) = 0x00000004; + RCBA32(0x38b4) = 0x03040002; + RCBA32(0x38c0) = 0x00000007; + RCBA32(0x38c4) = 0x00802005; + RCBA32(0x38c8) = 0x00002005; + RCBA32(0x3804) = 0x3f04e008; + + printk(BIOS_SPEW, "SPI configured\n"); + + pmbase = pci_read_config32(dev_find_slot(0, PCI_DEVFN(0x1f, 0)), + PMBASE) & 0xff80; + + printk(BIOS_SPEW, " ... pmbase = 0x%04x\n", pmbase); + + outl(0, pmbase + SMI_EN); + + enable_lapic(); + pci_write_config32(dev_find_slot(0, PCI_DEVFN(0x1f, 0)), GPIO_BASE, + DEFAULT_GPIOBASE | 1); + pci_write_config8(dev_find_slot(0, PCI_DEVFN(0x1f, 0)), GPIO_CNTL, + 0x10); + + /* If we're resuming from suspend, blink suspend LED */ + dev0 = dev_find_slot(0, PCI_DEVFN(0, 0)); + if (dev0 && pci_read_config32(dev0, SKPAD) == SKPAD_ACPI_S3_MAGIC) + ec_write(0x0c, 0xc7); + +#if CONFIG_PCI_OPTION_ROM_RUN_YABEL || CONFIG_PCI_OPTION_ROM_RUN_REALMODE + /* Install custom int15 handler for VGA OPROM */ + mainboard_interrupt_handlers(0x15, &int15_handler); +#endif + + /* This sneaked in here, because X201 SuperIO chip isn't really + connected to anything and hence we don't init it. + */ + pc_keyboard_init(0); +} + +struct chip_operations mainboard_ops = { + .enable_dev = mainboard_enable, +}; |