diff options
Diffstat (limited to 'src/southbridge/intel')
21 files changed, 56 insertions, 182 deletions
diff --git a/src/southbridge/intel/bd82x6x/Kconfig b/src/southbridge/intel/bd82x6x/Kconfig index dae3c32c86..fc3e9fcadb 100644 --- a/src/southbridge/intel/bd82x6x/Kconfig +++ b/src/southbridge/intel/bd82x6x/Kconfig @@ -44,6 +44,7 @@ config SOUTH_BRIDGE_OPTIONS # dummy select HAVE_INTEL_CHIPSET_LOCKDOWN select SOUTHBRIDGE_INTEL_COMMON_SMM select SOUTHBRIDGE_INTEL_COMMON_ACPI_MADT + select SOUTHBRIDGE_INTEL_COMMON_WATCHDOG config EHCI_BAR hex diff --git a/src/southbridge/intel/bd82x6x/Makefile.inc b/src/southbridge/intel/bd82x6x/Makefile.inc index a950e5ce5d..023f5d32c2 100644 --- a/src/southbridge/intel/bd82x6x/Makefile.inc +++ b/src/southbridge/intel/bd82x6x/Makefile.inc @@ -31,7 +31,6 @@ ramstage-y += ../common/pciehp.c ramstage-srcs += src/mainboard/$(MAINBOARDDIR)/hda_verb.c ramstage-y += me_status.c -ramstage-y += watchdog.c ramstage-$(CONFIG_ELOG) += elog.c diff --git a/src/southbridge/intel/common/Kconfig b/src/southbridge/intel/common/Kconfig index 0bda06e10a..c3bd90dca8 100644 --- a/src/southbridge/intel/common/Kconfig +++ b/src/southbridge/intel/common/Kconfig @@ -65,6 +65,10 @@ config INTEL_CHIPSET_LOCKDOWN and S3 resume (always done by coreboot). Select this to let coreboot to do this on normal boot path. +config SOUTHBRIDGE_INTEL_COMMON_WATCHDOG + bool + depends on SOUTHBRIDGE_INTEL_COMMON + if SOUTHBRIDGE_INTEL_COMMON_FINALIZE choice diff --git a/src/southbridge/intel/common/Makefile.inc b/src/southbridge/intel/common/Makefile.inc index 1085f6c66a..4cf6e6f57e 100644 --- a/src/southbridge/intel/common/Makefile.inc +++ b/src/southbridge/intel/common/Makefile.inc @@ -27,6 +27,8 @@ ramstage-$(CONFIG_SOUTHBRIDGE_INTEL_COMMON_SMBUS) += smbus.c romstage-$(CONFIG_SOUTHBRIDGE_INTEL_COMMON_PMCLIB) += pmclib.c +ramstage-$(CONFIG_SOUTHBRIDGE_INTEL_COMMON_WATCHDOG) += watchdog.c + ifeq ($(CONFIG_SOUTHBRIDGE_INTEL_COMMON),y) verstage-y += pmbase.c diff --git a/src/southbridge/intel/common/tco.h b/src/southbridge/intel/common/tco.h new file mode 100644 index 0000000000..9d6f15326e --- /dev/null +++ b/src/southbridge/intel/common/tco.h @@ -0,0 +1,27 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (c) 2019 Elyes Haouas <ehaouas@noos.fr> + * + * 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. + */ + +#ifndef SOUTHBRIDGE_INTEL_COMMON_TCO_H +#define SOUTHBRIDGE_INTEL_COMMON_TCO_H + +#define PMBASE_TCO_OFFSET 0x60 +#define TCO1_STS 0x04 +#define TCO1_TIMEOUT (1 << 3) +#define TCO2_STS 0x06 +#define SECOND_TO_STS (1 << 1) +#define TCO1_CNT 0x08 +#define TCO_TMR_HLT (1 << 11) + +#endif /* SOUTHBRIDGE_INTEL_COMMON_TCO_H */ diff --git a/src/southbridge/intel/bd82x6x/watchdog.c b/src/southbridge/intel/common/watchdog.c index 6373a39e47..778a7a9f7f 100644 --- a/src/southbridge/intel/bd82x6x/watchdog.c +++ b/src/southbridge/intel/common/watchdog.c @@ -16,17 +16,16 @@ */ #include <console/console.h> -#include <device/pci_ops.h> #include <device/device.h> #include <device/pci.h> #include <device/pci_def.h> +#include <device/pci_ops.h> #include <southbridge/intel/common/pmbase.h> -#include <southbridge/intel/bd82x6x/pch.h> - +#include <southbridge/intel/common/tco.h> #include <watchdog.h> /* - * Disable PCH watchdog timer + * Disable ICH-NM10-PCH watchdog timer */ void watchdog_off(void) { @@ -36,21 +35,25 @@ void watchdog_off(void) /* Get LPC device. */ dev = pcidev_on_root(0x1f, 0); - /* Disable interrupt. */ value = pci_read_config16(dev, PCI_COMMAND); - value |= PCI_COMMAND_INT_DISABLE; + + if (CONFIG(SOUTHBRIDGE_INTEL_FSP_RANGELEY)) { + /* Enable I/O space. */ + value |= PCI_COMMAND_IO; + } else { + /* Disable interrupt. */ + value |= PCI_COMMAND_INT_DISABLE; + } pci_write_config16(dev, PCI_COMMAND, value); /* Disable the watchdog timer. */ - value = read_pmbase16(TCO1_CNT); + value = read_pmbase16(PMBASE_TCO_OFFSET + TCO1_CNT); value |= TCO_TMR_HLT; - write_pmbase16(TCO1_CNT, value); + write_pmbase16(PMBASE_TCO_OFFSET + TCO1_CNT, value); /* Clear TCO timeout status. */ - write_pmbase16(TCO1_STS, TCO1_TIMEOUT); - write_pmbase16(TCO2_STS, SECOND_TO_STS); - - /* FIXME: Set RCBA GCS Bit5 "No Reboot" ? */ + write_pmbase16(PMBASE_TCO_OFFSET + TCO1_STS, TCO1_TIMEOUT); + write_pmbase16(PMBASE_TCO_OFFSET + TCO2_STS, SECOND_TO_STS); - printk(BIOS_DEBUG, "PCH: watchdog disabled\n"); + printk(BIOS_DEBUG, "ICH-NM10-PCH: watchdog disabled\n"); } diff --git a/src/southbridge/intel/fsp_rangeley/Kconfig b/src/southbridge/intel/fsp_rangeley/Kconfig index c15c48d445..4526cb3cf5 100644 --- a/src/southbridge/intel/fsp_rangeley/Kconfig +++ b/src/southbridge/intel/fsp_rangeley/Kconfig @@ -31,6 +31,7 @@ config SOUTH_BRIDGE_OPTIONS # dummy select INTEL_DESCRIPTOR_MODE_CAPABLE select SOUTHBRIDGE_INTEL_COMMON select SOUTHBRIDGE_INTEL_COMMON_SMBUS + select SOUTHBRIDGE_INTEL_COMMON_WATCHDOG config EHCI_BAR hex diff --git a/src/southbridge/intel/fsp_rangeley/Makefile.inc b/src/southbridge/intel/fsp_rangeley/Makefile.inc index ac5888ca38..7fc86012de 100644 --- a/src/southbridge/intel/fsp_rangeley/Makefile.inc +++ b/src/southbridge/intel/fsp_rangeley/Makefile.inc @@ -19,7 +19,6 @@ ifeq ($(CONFIG_SOUTHBRIDGE_INTEL_FSP_RANGELEY),y) ramstage-y += soc.c ramstage-y += lpc.c ramstage-y += sata.c -ramstage-y += watchdog.c ramstage-y += spi.c ramstage-y += smbus.c ramstage-y += acpi.c diff --git a/src/southbridge/intel/fsp_rangeley/watchdog.c b/src/southbridge/intel/fsp_rangeley/watchdog.c deleted file mode 100644 index f18af8927c..0000000000 --- a/src/southbridge/intel/fsp_rangeley/watchdog.c +++ /dev/null @@ -1,53 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2008-2009 coresystems GmbH - * Copyright (C) 2011 Google Inc. - * Copyright (C) 2013 Sage Electronic Engineering, LLC. - * - * 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. - */ - -#include <console/console.h> -#include <arch/io.h> -#include <device/pci_ops.h> -#include <device/device.h> -#include <device/pci.h> -#include <watchdog.h> -#include "soc.h" - -void watchdog_off(void) -{ - struct device *dev; - u32 value, abase; - - /* Turn off the watchdog. */ - dev = pcidev_on_root(0x1f, 0); - - /* Enable I/O space. */ - value = pci_read_config16(dev, 0x04); - value |= 1; - pci_write_config16(dev, 0x04, value); - - /* Get TCO base. */ - abase = (pci_read_config32(dev, ABASE) & ~0xf); - - /* Disable the watchdog timer. */ - value = inw(abase + 0x68); - value |= 1 << 11; - outw(value, abase + 0x68); - - /* Clear TCO timeout status. */ - outw(0x0008, abase + 0x64); - outw(0x0002, abase + 0x66); - - printk(BIOS_DEBUG, "TCO Watchdog disabled\n"); -} diff --git a/src/southbridge/intel/i82801gx/Kconfig b/src/southbridge/intel/i82801gx/Kconfig index a7d65c52bb..2d6e938eba 100644 --- a/src/southbridge/intel/i82801gx/Kconfig +++ b/src/southbridge/intel/i82801gx/Kconfig @@ -30,6 +30,7 @@ config SOUTHBRIDGE_INTEL_I82801GX select SOUTHBRIDGE_INTEL_COMMON_RCBA_PIRQ select INTEL_HAS_TOP_SWAP select SOUTHBRIDGE_INTEL_COMMON_SMM + select SOUTHBRIDGE_INTEL_COMMON_WATCHDOG if SOUTHBRIDGE_INTEL_I82801GX diff --git a/src/southbridge/intel/i82801gx/Makefile.inc b/src/southbridge/intel/i82801gx/Makefile.inc index b72ca235f5..32a4bf5333 100644 --- a/src/southbridge/intel/i82801gx/Makefile.inc +++ b/src/southbridge/intel/i82801gx/Makefile.inc @@ -30,8 +30,6 @@ ramstage-y += usb_ehci.c ramstage-srcs += src/mainboard/$(MAINBOARDDIR)/hda_verb.c -ramstage-y += watchdog.c - smm-$(CONFIG_HAVE_SMI_HANDLER) += smihandler.c romstage-y += early_smbus.c diff --git a/src/southbridge/intel/i82801gx/watchdog.c b/src/southbridge/intel/i82801gx/watchdog.c deleted file mode 100644 index 12284b46c1..0000000000 --- a/src/southbridge/intel/i82801gx/watchdog.c +++ /dev/null @@ -1,50 +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. - */ - -#include <console/console.h> -#include <arch/io.h> -#include <device/pci_ops.h> -#include <device/device.h> -#include <device/pci.h> -#include <watchdog.h> - -void watchdog_off(void) -{ - struct device *dev; - unsigned long value, base; - - /* Turn off the ICH7 watchdog. */ - dev = pcidev_on_root(0x1f, 0); - - /* Enable I/O space. */ - value = pci_read_config16(dev, 0x04); - value |= (1 << 10); - pci_write_config16(dev, 0x04, value); - - /* Get TCO base. */ - base = (pci_read_config32(dev, 0x40) & 0x0fffe) + 0x60; - - /* Disable the watchdog timer. */ - value = inw(base + 0x08); - value |= 1 << 11; - outw(value, base + 0x08); - - /* Clear TCO timeout status. */ - outw(0x0008, base + 0x04); - outw(0x0002, base + 0x06); - - printk(BIOS_DEBUG, "ICH7 watchdog disabled\n"); -} diff --git a/src/southbridge/intel/i82801ix/Kconfig b/src/southbridge/intel/i82801ix/Kconfig index 44b2cbc0e6..a2697739a8 100644 --- a/src/southbridge/intel/i82801ix/Kconfig +++ b/src/southbridge/intel/i82801ix/Kconfig @@ -29,6 +29,7 @@ config SOUTHBRIDGE_INTEL_I82801IX select SOUTHBRIDGE_INTEL_COMMON_PMCLIB select INTEL_DESCRIPTOR_MODE_CAPABLE select ACPI_INTEL_HARDWARE_SLEEP_VALUES + select SOUTHBRIDGE_INTEL_COMMON_WATCHDOG if SOUTHBRIDGE_INTEL_I82801IX diff --git a/src/southbridge/intel/i82801ix/Makefile.inc b/src/southbridge/intel/i82801ix/Makefile.inc index 3cc7da5ead..caa493211c 100644 --- a/src/southbridge/intel/i82801ix/Makefile.inc +++ b/src/southbridge/intel/i82801ix/Makefile.inc @@ -29,8 +29,6 @@ ramstage-y += ../common/pciehp.c ramstage-srcs += src/mainboard/$(MAINBOARDDIR)/hda_verb.c -ramstage-y += ../i82801gx/watchdog.c - ifneq ($(CONFIG_SMM_TSEG),y) ramstage-$(CONFIG_HAVE_SMI_HANDLER) += smi.c ramstage-$(CONFIG_HAVE_SMI_HANDLER) += ../../../cpu/x86/smm/smmrelocate.S diff --git a/src/southbridge/intel/i82801jx/Kconfig b/src/southbridge/intel/i82801jx/Kconfig index be2d2897ba..b423ecae40 100644 --- a/src/southbridge/intel/i82801jx/Kconfig +++ b/src/southbridge/intel/i82801jx/Kconfig @@ -33,6 +33,7 @@ config SOUTHBRIDGE_INTEL_I82801JX select ACPI_INTEL_HARDWARE_SLEEP_VALUES select HAVE_POWER_STATE_AFTER_FAILURE select HAVE_POWER_STATE_PREVIOUS_AFTER_FAILURE + select SOUTHBRIDGE_INTEL_COMMON_WATCHDOG if SOUTHBRIDGE_INTEL_I82801JX diff --git a/src/southbridge/intel/i82801jx/Makefile.inc b/src/southbridge/intel/i82801jx/Makefile.inc index c333566e0f..6626bb5d33 100644 --- a/src/southbridge/intel/i82801jx/Makefile.inc +++ b/src/southbridge/intel/i82801jx/Makefile.inc @@ -29,8 +29,6 @@ ramstage-y += ../common/pciehp.c ramstage-srcs += src/mainboard/$(MAINBOARDDIR)/hda_verb.c -ramstage-y += ../i82801gx/watchdog.c - smm-$(CONFIG_HAVE_SMI_HANDLER) += smihandler.c romstage-y += early_smbus.c diff --git a/src/southbridge/intel/ibexpeak/Kconfig b/src/southbridge/intel/ibexpeak/Kconfig index bb6e22cb73..4763133b80 100644 --- a/src/southbridge/intel/ibexpeak/Kconfig +++ b/src/southbridge/intel/ibexpeak/Kconfig @@ -40,6 +40,7 @@ config SOUTH_BRIDGE_OPTIONS # dummy select HAVE_INTEL_CHIPSET_LOCKDOWN select HAVE_POWER_STATE_AFTER_FAILURE select HAVE_POWER_STATE_PREVIOUS_AFTER_FAILURE + select SOUTHBRIDGE_INTEL_COMMON_WATCHDOG config EHCI_BAR hex diff --git a/src/southbridge/intel/ibexpeak/Makefile.inc b/src/southbridge/intel/ibexpeak/Makefile.inc index 5c890300a4..2fb371841a 100644 --- a/src/southbridge/intel/ibexpeak/Makefile.inc +++ b/src/southbridge/intel/ibexpeak/Makefile.inc @@ -31,7 +31,6 @@ ramstage-y += ../common/pciehp.c ramstage-srcs += src/mainboard/$(MAINBOARDDIR)/hda_verb.c ramstage-y += ../bd82x6x/me_status.c -ramstage-y += ../bd82x6x/watchdog.c ramstage-$(CONFIG_ELOG) += ../bd82x6x/elog.c ramstage-y += madt.c diff --git a/src/southbridge/intel/lynxpoint/Kconfig b/src/southbridge/intel/lynxpoint/Kconfig index 5573ec96ad..67e20be11f 100644 --- a/src/southbridge/intel/lynxpoint/Kconfig +++ b/src/southbridge/intel/lynxpoint/Kconfig @@ -42,6 +42,7 @@ config SOUTH_BRIDGE_OPTIONS # dummy select COMMON_FADT select HAVE_POWER_STATE_AFTER_FAILURE select HAVE_POWER_STATE_PREVIOUS_AFTER_FAILURE + select SOUTHBRIDGE_INTEL_COMMON_WATCHDOG config INTEL_LYNXPOINT_LP bool diff --git a/src/southbridge/intel/lynxpoint/Makefile.inc b/src/southbridge/intel/lynxpoint/Makefile.inc index 04e0bc9909..f0bfa5bcc3 100644 --- a/src/southbridge/intel/lynxpoint/Makefile.inc +++ b/src/southbridge/intel/lynxpoint/Makefile.inc @@ -37,7 +37,6 @@ endif ramstage-y += rcba.c ramstage-y += me_status.c -ramstage-y += watchdog.c ramstage-y += acpi.c ramstage-$(CONFIG_ELOG) += elog.c diff --git a/src/southbridge/intel/lynxpoint/watchdog.c b/src/southbridge/intel/lynxpoint/watchdog.c deleted file mode 100644 index 545d3d50d5..0000000000 --- a/src/southbridge/intel/lynxpoint/watchdog.c +++ /dev/null @@ -1,56 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2008-2009 coresystems GmbH - * Copyright (C) 2011 Google Inc. - * - * 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. - */ - -#include <console/console.h> -#include <arch/io.h> -#include <device/pci_ops.h> -#include <device/device.h> -#include <device/pci.h> -#include <watchdog.h> - - // - // Disable PCH Watchdog timer at SB_RCBA+0x3410 - // - // Mmio32((MmPci32(0, 0, 0x1F, 0, 0xF0) & ~BIT0), 0x3410) |= 0x20; - // -void watchdog_off(void) -{ - struct device *dev; - unsigned long value, base; - - /* Turn off the ICH7 watchdog. */ - dev = pcidev_on_root(0x1f, 0); - - /* Enable I/O space. */ - value = pci_read_config16(dev, 0x04); - value |= (1 << 10); - pci_write_config16(dev, 0x04, value); - - /* Get TCO base. */ - base = (pci_read_config32(dev, 0x40) & 0x0fffe) + 0x60; - - /* Disable the watchdog timer. */ - value = inw(base + 0x08); - value |= 1 << 11; - outw(value, base + 0x08); - - /* Clear TCO timeout status. */ - outw(0x0008, base + 0x04); - outw(0x0002, base + 0x06); - - printk(BIOS_DEBUG, "PCH watchdog disabled\n"); -} |