From a6d83df15c53a5f503c50e3d824c1cf3f89ebb1a Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Thu, 11 Oct 2007 11:14:47 +0200 Subject: x86_64: prepare shared kernel/vsmp.c Signed-off-by: Thomas Gleixner Signed-off-by: Ingo Molnar --- arch/x86_64/kernel/Makefile | 2 +- arch/x86_64/kernel/vsmp.c | 49 -------------------------------------------- arch/x86_64/kernel/vsmp_64.c | 49 ++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 50 insertions(+), 50 deletions(-) delete mode 100644 arch/x86_64/kernel/vsmp.c create mode 100644 arch/x86_64/kernel/vsmp_64.c (limited to 'arch/x86_64/kernel') diff --git a/arch/x86_64/kernel/Makefile b/arch/x86_64/kernel/Makefile index edf4c88a98d..959bb68959a 100644 --- a/arch/x86_64/kernel/Makefile +++ b/arch/x86_64/kernel/Makefile @@ -34,7 +34,7 @@ obj-$(CONFIG_CALGARY_IOMMU) += pci-calgary_64.o tce_64.o obj-$(CONFIG_SWIOTLB) += pci-swiotlb_64.o obj-$(CONFIG_KPROBES) += kprobes.o obj-$(CONFIG_X86_PM_TIMER) += pmtimer.o -obj-$(CONFIG_X86_VSMP) += vsmp.o +obj-$(CONFIG_X86_VSMP) += vsmp_64.o obj-$(CONFIG_K8_NB) += k8.o obj-$(CONFIG_AUDIT) += audit.o diff --git a/arch/x86_64/kernel/vsmp.c b/arch/x86_64/kernel/vsmp.c deleted file mode 100644 index 414caf0c5f9..00000000000 --- a/arch/x86_64/kernel/vsmp.c +++ /dev/null @@ -1,49 +0,0 @@ -/* - * vSMPowered(tm) systems specific initialization - * Copyright (C) 2005 ScaleMP Inc. - * - * Use of this code is subject to the terms and conditions of the - * GNU general public license version 2. See "COPYING" or - * http://www.gnu.org/licenses/gpl.html - * - * Ravikiran Thirumalai , - * Shai Fultheim - */ - -#include -#include -#include -#include -#include - -static int __init vsmp_init(void) -{ - void *address; - unsigned int cap, ctl; - - if (!early_pci_allowed()) - return 0; - - /* Check if we are running on a ScaleMP vSMP box */ - if ((read_pci_config_16(0, 0x1f, 0, PCI_VENDOR_ID) != PCI_VENDOR_ID_SCALEMP) || - (read_pci_config_16(0, 0x1f, 0, PCI_DEVICE_ID) != PCI_DEVICE_ID_SCALEMP_VSMP_CTL)) - return 0; - - /* set vSMP magic bits to indicate vSMP capable kernel */ - address = ioremap(read_pci_config(0, 0x1f, 0, PCI_BASE_ADDRESS_0), 8); - cap = readl(address); - ctl = readl(address + 4); - printk("vSMP CTL: capabilities:0x%08x control:0x%08x\n", cap, ctl); - if (cap & ctl & (1 << 4)) { - /* Turn on vSMP IRQ fastpath handling (see system.h) */ - ctl &= ~(1 << 4); - writel(ctl, address + 4); - ctl = readl(address + 4); - printk("vSMP CTL: control set to:0x%08x\n", ctl); - } - - iounmap(address); - return 0; -} - -core_initcall(vsmp_init); diff --git a/arch/x86_64/kernel/vsmp_64.c b/arch/x86_64/kernel/vsmp_64.c new file mode 100644 index 00000000000..414caf0c5f9 --- /dev/null +++ b/arch/x86_64/kernel/vsmp_64.c @@ -0,0 +1,49 @@ +/* + * vSMPowered(tm) systems specific initialization + * Copyright (C) 2005 ScaleMP Inc. + * + * Use of this code is subject to the terms and conditions of the + * GNU general public license version 2. See "COPYING" or + * http://www.gnu.org/licenses/gpl.html + * + * Ravikiran Thirumalai , + * Shai Fultheim + */ + +#include +#include +#include +#include +#include + +static int __init vsmp_init(void) +{ + void *address; + unsigned int cap, ctl; + + if (!early_pci_allowed()) + return 0; + + /* Check if we are running on a ScaleMP vSMP box */ + if ((read_pci_config_16(0, 0x1f, 0, PCI_VENDOR_ID) != PCI_VENDOR_ID_SCALEMP) || + (read_pci_config_16(0, 0x1f, 0, PCI_DEVICE_ID) != PCI_DEVICE_ID_SCALEMP_VSMP_CTL)) + return 0; + + /* set vSMP magic bits to indicate vSMP capable kernel */ + address = ioremap(read_pci_config(0, 0x1f, 0, PCI_BASE_ADDRESS_0), 8); + cap = readl(address); + ctl = readl(address + 4); + printk("vSMP CTL: capabilities:0x%08x control:0x%08x\n", cap, ctl); + if (cap & ctl & (1 << 4)) { + /* Turn on vSMP IRQ fastpath handling (see system.h) */ + ctl &= ~(1 << 4); + writel(ctl, address + 4); + ctl = readl(address + 4); + printk("vSMP CTL: control set to:0x%08x\n", ctl); + } + + iounmap(address); + return 0; +} + +core_initcall(vsmp_init); -- cgit v1.2.3