From 94930e2622abe5b9e917f32c459041123ce2d273 Mon Sep 17 00:00:00 2001 From: Vladimir Serbinenko Date: Sun, 24 Aug 2014 22:40:33 +0200 Subject: lenovo/x220: New port Change-Id: Ic213948e4d31457dda9b9f2d5a4f92cd34d1e57d Signed-off-by: Vladimir Serbinenko Reviewed-on: http://review.coreboot.org/6757 Tested-by: build bot (Jenkins) Reviewed-by: Edward O'Callaghan --- src/mainboard/lenovo/x220/mainboard.c | 217 ++++++++++++++++++++++++++++++++++ 1 file changed, 217 insertions(+) create mode 100644 src/mainboard/lenovo/x220/mainboard.c (limited to 'src/mainboard/lenovo/x220/mainboard.c') diff --git a/src/mainboard/lenovo/x220/mainboard.c b/src/mainboard/lenovo/x220/mainboard.c new file mode 100644 index 0000000000..8d90c22170 --- /dev/null +++ b/src/mainboard/lenovo/x220/mainboard.c @@ -0,0 +1,217 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007-2009 coresystems GmbH + * Copyright (C) 2011-2012 Google Inc. + * Copyright (C) 2014 Vladimir Serbinenko + * + * 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 +#include +#include +#include +#include +#include +#if CONFIG_VGA_ROM_RUN +#include +#endif +#include +#include +#include +#include +#include +#include "hda_verb.h" +#include +#include +#include +#include +#include +#include +#include +#include + +void mainboard_suspend_resume(void) +{ + /* Call SMM finalize() handlers before resume */ + outb(0xcb, 0xb2); +} + +#if CONFIG_VGA_ROM_RUN +static int int15_handler(void) +{ + int res = 0; + + printk(BIOS_DEBUG, "%s: INT15 function %04x!\n", + __func__, X86_AX); + + switch (X86_AX) { + case 0x5f34: + /* + * Set Panel Fitting Hook: + * bit 2 = Graphics Stretching + * bit 1 = Text Stretching + * bit 0 = Centering (do not set with bit1 or bit2) + * 0 = video bios default + */ + X86_AX = 0x005f; + X86_CL = 0x00; /* Use video bios default */ + res = 1; + break; + case 0x5f35: + /* + * Boot Display Device Hook: + * bit 0 = CRT + * bit 1 = TV (eDP) + * bit 2 = EFP + * bit 3 = LFP + * bit 4 = CRT2 + * bit 5 = TV2 (eDP) + * bit 6 = EFP2 + * bit 7 = LFP2 + */ + X86_AX = 0x005f; + X86_CX = 0x0000; /* Use video bios default */ + res = 1; + break; + case 0x5f51: + /* + * Hook to select active LFP configuration: + * 00h = No LVDS, VBIOS does not enable LVDS + * 01h = Int-LVDS, LFP driven by integrated LVDS decoder + * 02h = SVDO-LVDS, LFP driven by SVDO decoder + * 03h = eDP, LFP Driven by Int-DisplayPort encoder + */ + X86_AX = 0x005f; + X86_CX = 0x0001; /* Int-LVDS */ + res = 1; + break; + case 0x5f70: + switch (X86_CH) { + case 0: + /* Get Mux */ + X86_AX = 0x005f; + X86_CX = 0x0000; + res = 1; + break; + case 1: + /* Set Mux */ + X86_AX = 0x005f; + X86_CX = 0x0000; + res = 1; + break; + case 2: + /* Get SG/Non-SG mode */ + X86_AX = 0x005f; + X86_CX = 0x0000; + res = 1; + break; + default: + /* Interrupt was not handled */ + printk(BIOS_DEBUG, "Unknown INT15 5f70 function: 0x%02x\n", + X86_CH); + break; + } + break; + + default: + printk(BIOS_DEBUG, "Unknown INT15 function %04x!\n", X86_AX); + break; + } + return res; +} +#endif + +const char *smbios_mainboard_bios_version(void) +{ + /* Satisfy thinkpad_acpi. */ + if (strlen(CONFIG_LOCALVERSION)) + return "CBET4000 " CONFIG_LOCALVERSION; + else + return "CBET4000 " COREBOOT_VERSION; +} + +const char *smbios_mainboard_version(void) +{ + return "ThinkPad X220"; +} + +/* Audio Setup */ + +static void verb_setup(void) +{ + cim_verb_data = mainboard_cim_verb_data; + cim_verb_data_size = sizeof(mainboard_cim_verb_data); + pc_beep_verbs = mainboard_pc_beep_verbs; + pc_beep_verbs_size = mainboard_pc_beep_verbs_size; + +} + +static void mainboard_init(device_t dev) +{ + RCBA32(0x38c8) = 0x00002005; + RCBA32(0x38c4) = 0x00802005; + RCBA32(0x38c0) = 0x00000007; + + /* This sneaked in here, because X201 SuperIO chip isn't really + connected to anything and hence we don't init it. + */ + pc_keyboard_init(); + + /* Enable expresscard hotplug events. */ + pci_write_config32(dev_find_slot(0, PCI_DEVFN(0x1c, 3)), + 0xd8, + pci_read_config32(dev_find_slot(0, PCI_DEVFN(0x1c, 3)), 0xd8) + | (1 << 30)); + pci_write_config16(dev_find_slot(0, PCI_DEVFN(0x1c, 3)), + 0x42, 0x142); +} + +static int mainboard_smbios_data(device_t dev, int *handle, unsigned long *current) +{ + int len; + char tpec[] = "IBM ThinkPad Embedded Controller -[ ]-"; + const char *oem_strings[] = { + tpec, + }; + + h8_build_id_and_function_spec_version(tpec + 35, 17); + len = smbios_write_type11(current, (*handle)++, oem_strings, ARRAY_SIZE(oem_strings)); + + return len; +} + +// mainboard_enable is executed as first thing after +// enumerate_buses(). + +static void mainboard_enable(device_t dev) +{ + dev->ops->init = mainboard_init; + dev->ops->get_smbios_data = mainboard_smbios_data; + +#if CONFIG_VGA_ROM_RUN + /* Install custom int15 handler for VGA OPROM */ + mainboard_interrupt_handlers(0x15, &int15_handler); +#endif + verb_setup(); +} + +void h8_mainboard_init_dock (void) +{ +} + +struct chip_operations mainboard_ops = { + .enable_dev = mainboard_enable, +}; -- cgit v1.2.3