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author | Patrick Georgi <patrick@georgi-clan.de> | 2012-12-19 16:32:47 +0100 |
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committer | Stefan Reinauer <stefan.reinauer@coreboot.org> | 2013-01-03 19:33:01 +0100 |
commit | 72a2eaf4d5364d5c5b7632b75d62c84f7bf490c8 (patch) | |
tree | f63ecf0523f5d8f225ce0db00e65fa52e1fade9c /src/mainboard/lenovo/x60/mainboard_smi.c | |
parent | 64b364d1ec85f97fe948ba41cf8e7a3f43503829 (diff) | |
download | coreboot-72a2eaf4d5364d5c5b7632b75d62c84f7bf490c8.tar.xz |
Rename mainboard_smi.c to smihandler.c
This mirrors the naming convention of handlers in
northbridge and southbridge.
Change-Id: I45d97c569991c955f0ae54ce909d8c267e9a5173
Signed-off-by: Patrick Georgi <patrick@georgi-clan.de>
Reviewed-on: http://review.coreboot.org/2058
Tested-by: build bot (Jenkins)
Reviewed-by: Marc Jones <marcj303@gmail.com>
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src/mainboard/lenovo/x60/mainboard_smi.c')
-rw-r--r-- | src/mainboard/lenovo/x60/mainboard_smi.c | 208 |
1 files changed, 0 insertions, 208 deletions
diff --git a/src/mainboard/lenovo/x60/mainboard_smi.c b/src/mainboard/lenovo/x60/mainboard_smi.c deleted file mode 100644 index c0d8440d47..0000000000 --- a/src/mainboard/lenovo/x60/mainboard_smi.c +++ /dev/null @@ -1,208 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2008-2009 coresystems GmbH - * - * 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 <arch/io.h> -#include <arch/romcc_io.h> -#include <console/console.h> -#include <cpu/x86/smm.h> -#include "southbridge/intel/i82801gx/nvs.h" -#include "southbridge/intel/i82801gx/i82801gx.h" -#include <ec/acpi/ec.h> -#include <pc80/mc146818rtc.h> -#include <ec/lenovo/h8/h8.h> -#include <delay.h> -#include "dock.h" -#include "smi.h" - -/* The southbridge SMI handler checks whether gnvs has a - * valid pointer before calling the trap handler - */ -extern global_nvs_t *gnvs; - -static void mainboard_smm_init(void) -{ - printk(BIOS_DEBUG, "initializing SMI\n"); - /* Enable 0x1600/0x1600 register pair */ - ec_set_bit(0x00, 0x05); -} - -static void mainboard_smi_save_cmos(void) -{ - u8 val; - u8 tmp70, tmp72; - - tmp70 = inb(0x70); - tmp72 = inb(0x72); - - val = pci_read_config8(PCI_DEV(0, 2, 1), 0xf4); - set_option("tft_brightness", &val); - val = ec_read(H8_VOLUME_CONTROL); - set_option("volume", &val); - - outb(tmp70, 0x70); - outb(tmp72, 0x72); -} - -int mainboard_io_trap_handler(int smif) -{ - static int smm_initialized; - - if (!smm_initialized) { - mainboard_smm_init(); - smm_initialized = 1; - } - - switch (smif) { - case SMI_DOCK_CONNECT: - ec_clr_bit(0x03, 2); - udelay(250000); - if (!dock_connect()) { - ec_set_bit(0x03, 2); - /* set dock LED to indicate status */ - ec_write(0x0c, 0x09); - ec_write(0x0c, 0x88); - } else { - /* blink dock LED to indicate failure */ - ec_write(0x0c, 0x08); - ec_write(0x0c, 0xc9); - } - break; - - case SMI_DOCK_DISCONNECT: - ec_clr_bit(0x03, 2); - dock_disconnect(); - break; - - case SMI_SAVE_CMOS: - mainboard_smi_save_cmos(); - break; - default: - return 0; - } - - /* On success, the IO Trap Handler returns 1 - * On failure, the IO Trap Handler returns a value != 1 */ - return 1; -} - -static void mainboard_smi_brightness_up(void) -{ - u8 value; - - if ((value = pci_read_config8(PCI_DEV(0, 2, 1), 0xf4)) < 0xf0) - pci_write_config8(PCI_DEV(0, 2, 1), 0xf4, (value + 0x10) | 0xf); -} - -static void mainboard_smi_brightness_down(void) -{ - u8 value; - - if ((value = pci_read_config8(PCI_DEV(0, 2, 1), 0xf4)) > 0x10) - pci_write_config8(PCI_DEV(0, 2, 1), 0xf4, (value - 0x10) & 0xf0); -} - -static void mainboard_smi_handle_ec_sci(void) -{ - u8 status = inb(EC_SC); - u8 event; - - if (!(status & EC_SCI_EVT)) - return; - - event = ec_query(); - printk(BIOS_DEBUG, "EC event %02x\n", event); - - switch(event) { - /* brightness up */ - case 0x14: - mainboard_smi_brightness_up(); - mainboard_smi_save_cmos(); - break; - /* brightness down */ - case 0x15: - mainboard_smi_brightness_down(); - mainboard_smi_save_cmos(); - break; - /* Fn-F9 key */ - case 0x18: - /* Power loss */ - case 0x27: - /* Undock Key */ - case 0x50: - mainboard_io_trap_handler(SMI_DOCK_DISCONNECT); - break; - /* Dock Event */ - case 0x37: - case 0x58: - mainboard_io_trap_handler(SMI_DOCK_CONNECT); - break; - default: - break; - } -} - -void mainboard_smi_gpi(u16 gpi) -{ - if (gpi & (1 << 12)) - mainboard_smi_handle_ec_sci(); -} - -int mainboard_smi_apmc(u8 data) -{ - u16 pmbase = pci_read_config16(PCI_DEV(0, 0x1f, 0), 0x40) & 0xfffc; - u8 tmp; - - printk(BIOS_DEBUG, "%s: pmbase %04X, data %02X\n", __func__, pmbase, data); - - if (!pmbase) - return 0; - - switch(data) { - case APM_CNT_ACPI_ENABLE: - /* use 0x1600/0x1604 to prevent races with userspace */ - ec_set_ports(0x1604, 0x1600); - /* route H8SCI to SCI */ - outw(inw(ALT_GP_SMI_EN) & ~0x1000, pmbase + ALT_GP_SMI_EN); - tmp = pci_read_config8(PCI_DEV(0, 0x1f, 0), 0xbb); - tmp &= ~0x03; - tmp |= 0x02; - pci_write_config8(PCI_DEV(0, 0x1f, 0), 0xbb, tmp); - /* discard all events, and enable attention */ - ec_write(0x80, 0x01); - break; - case APM_CNT_ACPI_DISABLE: - /* we have to use port 0x62/0x66, as 0x1600/0x1604 doesn't - provide a EC query function */ - ec_set_ports(0x66, 0x62); - /* route H8SCI# to SMI */ - outw(inw(pmbase + ALT_GP_SMI_EN) | 0x1000, pmbase + ALT_GP_SMI_EN); - tmp = pci_read_config8(PCI_DEV(0, 0x1f, 0), 0xbb); - tmp &= ~0x03; - tmp |= 0x01; - pci_write_config8(PCI_DEV(0, 0x1f, 0), 0xbb, tmp); - /* discard all events, and enable attention */ - ec_write(0x80, 0x01); - break; - default: - break; - } - return 0; -} |