diff options
Diffstat (limited to 'resources/libreboot/patch/kgpe-d16/0020-superio-nuvoton-nct5572d-Enable-power-state-after-po.patch')
| -rw-r--r-- | resources/libreboot/patch/kgpe-d16/0020-superio-nuvoton-nct5572d-Enable-power-state-after-po.patch | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/resources/libreboot/patch/kgpe-d16/0020-superio-nuvoton-nct5572d-Enable-power-state-after-po.patch b/resources/libreboot/patch/kgpe-d16/0020-superio-nuvoton-nct5572d-Enable-power-state-after-po.patch new file mode 100644 index 0000000..7f55dae --- /dev/null +++ b/resources/libreboot/patch/kgpe-d16/0020-superio-nuvoton-nct5572d-Enable-power-state-after-po.patch @@ -0,0 +1,80 @@ +From 5f367eefa624cdc66127e0effafdc08d68352c4e Mon Sep 17 00:00:00 2001 +From: Timothy Pearson <kb9vqf@pearsoncomputing.net> +Date: Sat, 5 Sep 2015 18:26:30 -0500 +Subject: [PATCH 020/146] superio/nuvoton/nct5572d: Enable power state after + power failure support + +--- + src/superio/nuvoton/nct5572d/superio.c | 31 +++++++++++++++++++++++++++++++ + 1 file changed, 31 insertions(+) + +diff --git a/src/superio/nuvoton/nct5572d/superio.c b/src/superio/nuvoton/nct5572d/superio.c +index c5278d6..ccf2416 100644 +--- a/src/superio/nuvoton/nct5572d/superio.c ++++ b/src/superio/nuvoton/nct5572d/superio.c +@@ -3,6 +3,7 @@ + * + * Copyright (C) 2014 Felix Held <felix-coreboot@felixheld.de> + * Copyright (C) 2014 Edward O'Callaghan <eocallaghan@alterapraxis.com> ++ * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering + * + * 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 +@@ -19,17 +20,29 @@ + * Foundation, Inc. + */ + ++#include <console/console.h> + #include <arch/io.h> + #include <device/device.h> + #include <device/pnp.h> + #include <pc80/keyboard.h> ++#include <pc80/mc146818rtc.h> + #include <stdlib.h> + #include <superio/conf_mode.h> + + #include "nct5572d.h" + ++#define MAINBOARD_POWER_OFF 0 ++#define MAINBOARD_POWER_ON 1 ++ ++#ifndef CONFIG_MAINBOARD_POWER_ON_AFTER_POWER_FAIL ++#define CONFIG_MAINBOARD_POWER_ON_AFTER_POWER_FAIL MAINBOARD_POWER_ON ++#endif ++ + static void nct5572d_init(struct device *dev) + { ++ uint8_t byte; ++ uint32_t power_status; ++ + if (!dev->enabled) + return; + +@@ -38,6 +51,24 @@ static void nct5572d_init(struct device *dev) + case NCT5572D_KBC: + pc_keyboard_init(); + break; ++ case NCT5572D_ACPI: ++ /* Set power state after power fail */ ++ power_status = CONFIG_MAINBOARD_POWER_ON_AFTER_POWER_FAIL; ++ get_option(&power_status, "power_on_after_fail"); ++ pnp_enter_conf_mode_8787(dev); ++ outb(0x07, dev->path.pnp.port); ++ outb(NCT5572D_ACPI, dev->path.pnp.port+1); /* ACPI function */ ++ outb(0xe4, dev->path.pnp.port); /* CRE4 */ ++ byte = inb(dev->path.pnp.port+1); ++ byte &= ~0x60; ++ if (power_status == 1) ++ byte |= (0x1 << 5); /* Force power on */ ++ else if (power_status == 2) ++ byte |= (0x2 << 5); /* Use last power state */ ++ outb(byte, dev->path.pnp.port+1); ++ pnp_exit_conf_mode_aa(dev); ++ printk(BIOS_INFO, "set power %s after power fail\n", power_status ? "on" : "off"); ++ break; + } + } + +-- +1.7.9.5 + |