Merge remote-tracking branch 'u-boot/master' into u-boot-arm-merged

Conflicts:
	README
	arch/arm/cpu/armv7/exynos/clock.c
	board/samsung/universal_c210/universal.c
	drivers/misc/Makefile
	drivers/power/power_fsl.c
	include/configs/mx35pdk.h
	include/configs/mx53loco.h
	include/configs/seaboard.h

18 files changed, 1269 insertions, 19 deletions

diff --git a/arch/x86/include/asm/arch-coreboot/sysinfo.h b/arch/x86/include/asm/arch-coreboot/sysinfo.h
index 5c44e1a47c..77ae304969 100644
--- a/arch/x86/include/asm/arch-coreboot/sysinfo.h
+++ b/arch/x86/include/asm/arch-coreboot/sysinfo.h
@@ -30,32 +30,52 @@
 #ifndef _COREBOOT_SYSINFO_H
 #define _COREBOOT_SYSINFO_H
 
+#include <common.h>
 #include <compiler.h>
+#include <fdt.h>
+#include <asm/arch/tables.h>
 
 /* Allow a maximum of 16 memory range definitions. */
 #define SYSINFO_MAX_MEM_RANGES 16
+/* Allow a maximum of 8 GPIOs */
+#define SYSINFO_MAX_GPIOS 8
 
 struct sysinfo_t {
-	unsigned int cpu_khz;
-	unsigned short ser_ioport;
-	unsigned long ser_base; /* for mmapped serial */
-
 	int n_memranges;
-
 	struct memrange {
 		unsigned long long base;
 		unsigned long long size;
 		unsigned int type;
 	} memrange[SYSINFO_MAX_MEM_RANGES];
 
-	struct cb_cmos_option_table *option_table;
 	u32 cmos_range_start;
 	u32 cmos_range_end;
 	u32 cmos_checksum_location;
+	u32 vbnv_start;
+	u32 vbnv_size;
+
+	char *version;
+	char *extra_version;
+	char *build;
+	char *compile_time;
+	char *compile_by;
+	char *compile_host;
+	char *compile_domain;
+	char *compiler;
+	char *linker;
+	char *assembler;
 
 	struct cb_framebuffer *framebuffer;
 
-	unsigned long *mbtable; /** Pointer to the multiboot table */
+	int num_gpios;
+	struct cb_gpio gpios[SYSINFO_MAX_GPIOS];
+
+	void	*vdat_addr;
+	u32	vdat_size;
+	void	*tstamp_table;
+	void	*cbmem_cons;
+
+	struct cb_serial *serial;
 };
 
 extern struct sysinfo_t lib_sysinfo;
diff --git a/arch/x86/include/asm/arch-coreboot/tables.h b/arch/x86/include/asm/arch-coreboot/tables.h
index c28697375f..ad34a8b0f1 100644
--- a/arch/x86/include/asm/arch-coreboot/tables.h
+++ b/arch/x86/include/asm/arch-coreboot/tables.h
@@ -164,6 +164,55 @@ struct cb_framebuffer {
 	u8 reserved_mask_size;
 };
 
+#define CB_TAG_GPIO 0x0013
+#define GPIO_MAX_NAME_LENGTH 16
+struct cb_gpio {
+	u32 port;
+	u32 polarity;
+	u32 value;
+	u8 name[GPIO_MAX_NAME_LENGTH];
+};
+
+struct cb_gpios {
+	u32 tag;
+	u32 size;
+
+	u32 count;
+	struct cb_gpio gpios[0];
+};
+
+#define CB_TAG_FDT	0x0014
+struct cb_fdt {
+	uint32_t tag;
+	uint32_t size;	/* size of the entire entry */
+	/* the actual FDT gets placed here */
+};
+
+#define CB_TAG_VDAT	0x0015
+struct cb_vdat {
+	uint32_t tag;
+	uint32_t size;	/* size of the entire entry */
+	void	 *vdat_addr;
+	uint32_t vdat_size;
+};
+
+#define CB_TAG_TIMESTAMPS	0x0016
+#define CB_TAG_CBMEM_CONSOLE	0x0017
+#define CB_TAG_MRC_CACHE	0x0018
+struct cb_cbmem_tab {
+	uint32_t tag;
+	uint32_t size;
+	void   *cbmem_tab;
+};
+
+#define CB_TAG_VBNV		0x0019
+struct cb_vbnv {
+	uint32_t tag;
+	uint32_t size;
+	uint32_t vbnv_start;
+	uint32_t vbnv_size;
+};
+
 #define CB_TAG_CMOS_OPTION_TABLE 0x00c8
 struct cb_cmos_option_table {
 	u32 tag;
@@ -238,4 +287,29 @@ struct sysinfo_t;
 
 int get_coreboot_info(struct sysinfo_t *info);
 
+#define CBMEM_TOC_RESERVED      512
+#define MAX_CBMEM_ENTRIES       16
+#define CBMEM_MAGIC             0x434f5245
+
+struct cbmem_entry {
+	u32 magic;
+	u32 id;
+	u64 base;
+	u64 size;
+} __packed;
+
+#define CBMEM_ID_FREESPACE      0x46524545
+#define CBMEM_ID_GDT            0x4c474454
+#define CBMEM_ID_ACPI           0x41435049
+#define CBMEM_ID_CBTABLE        0x43425442
+#define CBMEM_ID_PIRQ           0x49525154
+#define CBMEM_ID_MPTABLE        0x534d5054
+#define CBMEM_ID_RESUME         0x5245534d
+#define CBMEM_ID_RESUME_SCRATCH 0x52455343
+#define CBMEM_ID_SMBIOS         0x534d4254
+#define CBMEM_ID_TIMESTAMP      0x54494d45
+#define CBMEM_ID_MRCDATA        0x4d524344
+#define CBMEM_ID_CONSOLE        0x434f4e53
+#define CBMEM_ID_NONE           0x00000000
+
 #endif
diff --git a/arch/x86/include/asm/arch-coreboot/timestamp.h b/arch/x86/include/asm/arch-coreboot/timestamp.h
new file mode 100644
index 0000000000..d104912e06
--- /dev/null
+++ b/arch/x86/include/asm/arch-coreboot/timestamp.h
@@ -0,0 +1,52 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2011 The ChromiumOS Authors.  All rights reserved.
+ *
+ * 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
+ */
+
+#ifndef __COREBOOT_TIMESTAMP_H__
+#define __COREBOOT_TIMESTAMP_H__
+
+enum timestamp_id {
+	/* coreboot specific timestamp IDs */
+	TS_START_ROMSTAGE = 1,
+	TS_BEFORE_INITRAM = 2,
+	TS_AFTER_INITRAM = 3,
+	TS_END_ROMSTAGE = 4,
+	TS_START_COPYRAM = 8,
+	TS_END_COPYRAM = 9,
+	TS_START_RAMSTAGE = 10,
+	TS_DEVICE_ENUMERATE = 30,
+	TS_DEVICE_CONFIGURE = 40,
+	TS_DEVICE_ENABLE = 50,
+	TS_DEVICE_INITIALIZE = 60,
+	TS_DEVICE_DONE = 70,
+	TS_CBMEM_POST = 75,
+	TS_WRITE_TABLES = 80,
+	TS_LOAD_PAYLOAD = 90,
+	TS_ACPI_WAKE_JUMP = 98,
+	TS_SELFBOOT_JUMP = 99,
+
+	/* U-Boot entry IDs start at 1000 */
+	TS_U_BOOT_INITTED = 1000, /* This is where u-boot starts */
+	TS_U_BOOT_START_KERNEL = 1100, /* Right before jumping to kernel. */
+};
+
+void timestamp_init(void);
+void timestamp_add(enum timestamp_id id, uint64_t ts_time);
+void timestamp_add_now(enum timestamp_id id);
+
+#endif
diff --git a/arch/x86/include/asm/bitops.h b/arch/x86/include/asm/bitops.h
index c7a38f237a..5a7e4cba2b 100644
--- a/arch/x86/include/asm/bitops.h
+++ b/arch/x86/include/asm/bitops.h
@@ -351,6 +351,11 @@ static __inline__ int ffs(int x)
 }
 #define PLATFORM_FFS
 
+static inline int __ilog2(unsigned int x)
+{
+	return generic_fls(x) - 1;
+}
+
 /**
  * hweightN - returns the hamming weight of a N-bit word
  * @x: the word to weigh
diff --git a/arch/x86/include/asm/cache.h b/arch/x86/include/asm/cache.h
index 87c9e0be42..d4678d4916 100644
--- a/arch/x86/include/asm/cache.h
+++ b/arch/x86/include/asm/cache.h
@@ -32,4 +32,20 @@
 #define ARCH_DMA_MINALIGN	64
 #endif
 
+static inline void wbinvd(void)
+{
+	asm volatile ("wbinvd" : : : "memory");
+}
+
+static inline void invd(void)
+{
+	asm volatile("invd" : : : "memory");
+}
+
+/* Enable caches and write buffer */
+void enable_caches(void);
+
+/* Disable caches and write buffer */
+void disable_caches(void);
+
 #endif /* __X86_CACHE_H__ */
diff --git a/arch/x86/include/asm/control_regs.h b/arch/x86/include/asm/control_regs.h
new file mode 100644
index 0000000000..aa8be30bac
--- /dev/null
+++ b/arch/x86/include/asm/control_regs.h
@@ -0,0 +1,105 @@
+/*
+ * Copyright (c) 2012 The Chromium OS Authors.
+ *
+ * (C) Copyright 2008-2011
+ * Graeme Russ, <graeme.russ@gmail.com>
+ *
+ * (C) Copyright 2002
+ * Daniel Engström, Omicron Ceti AB, <daniel@omicron.se>
+ *
+ * Portions of this file are derived from the Linux kernel source
+ *  Copyright (C) 1991, 1992  Linus Torvalds
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * 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., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef __X86_CONTROL_REGS_H
+#define __X86_CONTROL_REGS_H
+
+/*
+ * The memory clobber prevents the GCC from reordering the read/write order
+ * of CR0
+*/
+static inline unsigned long read_cr0(void)
+{
+	unsigned long val;
+
+	asm volatile ("movl %%cr0, %0" : "=r" (val) : : "memory");
+	return val;
+}
+
+static inline void write_cr0(unsigned long val)
+{
+	asm volatile ("movl %0, %%cr0" : : "r" (val) : "memory");
+}
+
+static inline unsigned long read_cr2(void)
+{
+	unsigned long val;
+
+	asm volatile("mov %%cr2,%0\n\t" : "=r" (val) : : "memory");
+	return val;
+}
+
+static inline unsigned long read_cr3(void)
+{
+	unsigned long val;
+
+	asm volatile("mov %%cr3,%0\n\t" : "=r" (val) : : "memory");
+	return val;
+}
+
+static inline unsigned long read_cr4(void)
+{
+	unsigned long val;
+
+	asm volatile("mov %%cr4,%0\n\t" : "=r" (val) : : "memory");
+	return val;
+}
+
+static inline unsigned long get_debugreg(int regno)
+{
+	unsigned long val = 0;  /* Damn you, gcc! */
+
+	switch (regno) {
+	case 0:
+		asm("mov %%db0, %0" : "=r" (val));
+		break;
+	case 1:
+		asm("mov %%db1, %0" : "=r" (val));
+		break;
+	case 2:
+		asm("mov %%db2, %0" : "=r" (val));
+		break;
+	case 3:
+		asm("mov %%db3, %0" : "=r" (val));
+		break;
+	case 6:
+		asm("mov %%db6, %0" : "=r" (val));
+		break;
+	case 7:
+		asm("mov %%db7, %0" : "=r" (val));
+		break;
+	default:
+		val = 0;
+	}
+	return val;
+}
+
+#endif
diff --git a/arch/x86/include/asm/global_data.h b/arch/x86/include/asm/global_data.h
index bce999f41c..dc6402b67d 100644
--- a/arch/x86/include/asm/global_data.h
+++ b/arch/x86/include/asm/global_data.h
@@ -33,9 +33,13 @@
 
 #ifndef __ASSEMBLY__
 
-typedef	struct global_data {
+#include <asm/u-boot.h>
+
+typedef struct global_data gd_t;
+
+struct global_data {
 	/* NOTE: gd_addr MUST be first member of struct global_data! */
-	unsigned long	gd_addr;	/* Location of Global Data */
+	gd_t *gd_addr;	/* Location of Global Data */
 	bd_t		*bd;
 	unsigned long	flags;
 	unsigned int	baudrate;
@@ -52,12 +56,12 @@ typedef	struct global_data {
 	unsigned long	relocaddr;	/* Start address of U-Boot in RAM */
 	unsigned long	start_addr_sp;	/* start_addr_stackpointer */
 	unsigned long	gdt_addr;	/* Location of GDT */
-	unsigned long	new_gd_addr;	/* New location of Global Data */
 	phys_size_t	ram_size;	/* RAM size */
 	unsigned long	reset_status;	/* reset status register at boot */
+	const void	*fdt_blob;	/* Our device tree, NULL if none */
 	void		**jt;		/* jump table */
 	char		env_buf[32];	/* buffer for getenv() before reloc. */
-} gd_t;
+};
 
 static inline gd_t *get_fs_gd_ptr(void)
 {
@@ -74,6 +78,12 @@ static inline gd_t *get_fs_gd_ptr(void)
 
 #include <asm-generic/global_data_flags.h>
 
+/*
+ * Our private Global Data Flags
+ */
+#define GD_FLG_COLD_BOOT	0x00100	/* Cold Boot */
+#define GD_FLG_WARM_BOOT	0x00200	/* Warm Boot */
+
 #define DECLARE_GLOBAL_DATA_PTR
 
 #endif /* __ASM_GBL_DATA_H */
diff --git a/arch/x86/include/asm/gpio.h b/arch/x86/include/asm/gpio.h
new file mode 100644
index 0000000000..0a37a85ad1
--- /dev/null
+++ b/arch/x86/include/asm/gpio.h
@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2012, Google Inc. All rights reserved.
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * 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., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef _X86_GPIO_H_
+#define _X86_GPIO_H_
+
+#include <asm-generic/gpio.h>
+
+#endif /* _X86_GPIO_H_ */
diff --git a/arch/x86/include/asm/init_helpers.h b/arch/x86/include/asm/init_helpers.h
index 8afb443290..2f437e0343 100644
--- a/arch/x86/include/asm/init_helpers.h
+++ b/arch/x86/include/asm/init_helpers.h
@@ -29,7 +29,6 @@ int display_dram_config(void);
 int init_baudrate_f(void);
 int calculate_relocation_address(void);
 
-int copy_gd_to_ram_f_r(void);
 int init_cache_f_r(void);
 
 int set_reloc_flag_r(void);
@@ -38,5 +37,6 @@ int init_bd_struct_r(void);
 int flash_init_r(void);
 int status_led_set_r(void);
 int set_load_addr_r(void);
+int init_func_spi(void);
 
 #endif	/* !_INIT_HELPERS_H_ */
diff --git a/arch/x86/include/asm/io.h b/arch/x86/include/asm/io.h
index 9b757d489e..86bac90e8e 100644
--- a/arch/x86/include/asm/io.h
+++ b/arch/x86/include/asm/io.h
@@ -1,6 +1,8 @@
 #ifndef _ASM_IO_H
 #define _ASM_IO_H
 
+#include <compiler.h>
+
 /*
  * This file contains the definitions for the x86 IO instructions
  * inb/inw/inl/outb/outw/outl and the "string versions" of the same
@@ -36,6 +38,8 @@
 
 #define IO_SPACE_LIMIT 0xffff
 
+#include <asm/types.h>
+
 
 #ifdef __KERNEL__
 
@@ -135,7 +139,7 @@ out:
 #ifdef SLOW_IO_BY_JUMPING
 #define __SLOW_DOWN_IO "\njmp 1f\n1:\tjmp 1f\n1:"
 #else
-#define __SLOW_DOWN_IO "\noutb %%al,$0x80"
+#define __SLOW_DOWN_IO "\noutb %%al,$0xed"
 #endif
 
 #ifdef REALLY_SLOW_IO
@@ -218,7 +222,7 @@ static inline void sync(void)
 static inline void *
 map_physmem(phys_addr_t paddr, unsigned long len, unsigned long flags)
 {
-	return (void *)paddr;
+	return (void *)(uintptr_t)paddr;
 }
 
 /*
@@ -231,7 +235,15 @@ static inline void unmap_physmem(void *vaddr, unsigned long flags)
 
 static inline phys_addr_t virt_to_phys(void * vaddr)
 {
-	return (phys_addr_t)(vaddr);
+	return (phys_addr_t)(uintptr_t)(vaddr);
 }
 
+/*
+ * TODO: The kernel offers some more advanced versions of barriers, it might
+ * have some advantages to use them instead of the simple one here.
+ */
+#define dmb()		__asm__ __volatile__ ("" : : : "memory")
+#define __iormb()	dmb()
+#define __iowmb()	dmb()
+
 #endif
diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h
new file mode 100644
index 0000000000..50175994cf
--- /dev/null
+++ b/arch/x86/include/asm/msr-index.h
@@ -0,0 +1,469 @@
+/*
+ * Taken from the linux kernel file of the same name
+ *
+ * (C) Copyright 2012
+ * Graeme Russ, <graeme.russ@gmail.com>
+ *
+ * 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; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * 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., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef _ASM_X86_MSR_INDEX_H
+#define _ASM_X86_MSR_INDEX_H
+
+/* CPU model specific register (MSR) numbers */
+
+/* x86-64 specific MSRs */
+#define MSR_EFER		0xc0000080 /* extended feature register */
+#define MSR_STAR		0xc0000081 /* legacy mode SYSCALL target */
+#define MSR_LSTAR		0xc0000082 /* long mode SYSCALL target */
+#define MSR_CSTAR		0xc0000083 /* compat mode SYSCALL target */
+#define MSR_SYSCALL_MASK	0xc0000084 /* EFLAGS mask for syscall */
+#define MSR_FS_BASE		0xc0000100 /* 64bit FS base */
+#define MSR_GS_BASE		0xc0000101 /* 64bit GS base */
+#define MSR_KERNEL_GS_BASE	0xc0000102 /* SwapGS GS shadow */
+#define MSR_TSC_AUX		0xc0000103 /* Auxiliary TSC */
+
+/* EFER bits: */
+#define _EFER_SCE		0  /* SYSCALL/SYSRET */
+#define _EFER_LME		8  /* Long mode enable */
+#define _EFER_LMA		10 /* Long mode active (read-only) */
+#define _EFER_NX		11 /* No execute enable */
+#define _EFER_SVME		12 /* Enable virtualization */
+#define _EFER_LMSLE		13 /* Long Mode Segment Limit Enable */
+#define _EFER_FFXSR		14 /* Enable Fast FXSAVE/FXRSTOR */
+
+#define EFER_SCE		(1<<_EFER_SCE)
+#define EFER_LME		(1<<_EFER_LME)
+#define EFER_LMA		(1<<_EFER_LMA)
+#define EFER_NX			(1<<_EFER_NX)
+#define EFER_SVME		(1<<_EFER_SVME)
+#define EFER_LMSLE		(1<<_EFER_LMSLE)
+#define EFER_FFXSR		(1<<_EFER_FFXSR)
+
+/* Intel MSRs. Some also available on other CPUs */
+#define MSR_IA32_PERFCTR0		0x000000c1
+#define MSR_IA32_PERFCTR1		0x000000c2
+#define MSR_FSB_FREQ			0x000000cd
+
+#define MSR_NHM_SNB_PKG_CST_CFG_CTL	0x000000e2
+#define NHM_C3_AUTO_DEMOTE		(1UL << 25)
+#define NHM_C1_AUTO_DEMOTE		(1UL << 26)
+#define ATM_LNC_C6_AUTO_DEMOTE		(1UL << 25)
+
+#define MSR_MTRRcap			0x000000fe
+#define MSR_IA32_BBL_CR_CTL		0x00000119
+#define MSR_IA32_BBL_CR_CTL3		0x0000011e
+
+#define MSR_IA32_SYSENTER_CS		0x00000174
+#define MSR_IA32_SYSENTER_ESP		0x00000175
+#define MSR_IA32_SYSENTER_EIP		0x00000176
+
+#define MSR_IA32_MCG_CAP		0x00000179
+#define MSR_IA32_MCG_STATUS		0x0000017a
+#define MSR_IA32_MCG_CTL		0x0000017b
+
+#define MSR_OFFCORE_RSP_0		0x000001a6
+#define MSR_OFFCORE_RSP_1		0x000001a7
+
+#define MSR_IA32_PEBS_ENABLE		0x000003f1
+#define MSR_IA32_DS_AREA		0x00000600
+#define MSR_IA32_PERF_CAPABILITIES	0x00000345
+
+#define MSR_MTRRfix64K_00000		0x00000250
+#define MSR_MTRRfix16K_80000		0x00000258
+#define MSR_MTRRfix16K_A0000		0x00000259
+#define MSR_MTRRfix4K_C0000		0x00000268
+#define MSR_MTRRfix4K_C8000		0x00000269
+#define MSR_MTRRfix4K_D0000		0x0000026a
+#define MSR_MTRRfix4K_D8000		0x0000026b
+#define MSR_MTRRfix4K_E0000		0x0000026c
+#define MSR_MTRRfix4K_E8000		0x0000026d
+#define MSR_MTRRfix4K_F0000		0x0000026e
+#define MSR_MTRRfix4K_F8000		0x0000026f
+#define MSR_MTRRdefType			0x000002ff
+
+#define MSR_IA32_CR_PAT			0x00000277
+
+#define MSR_IA32_DEBUGCTLMSR		0x000001d9
+#define MSR_IA32_LASTBRANCHFROMIP	0x000001db
+#define MSR_IA32_LASTBRANCHTOIP		0x000001dc
+#define MSR_IA32_LASTINTFROMIP		0x000001dd
+#define MSR_IA32_LASTINTTOIP		0x000001de
+
+/* DEBUGCTLMSR bits (others vary by model): */
+#define DEBUGCTLMSR_LBR			(1UL <<  0)
+#define DEBUGCTLMSR_BTF			(1UL <<  1)
+#define DEBUGCTLMSR_TR			(1UL <<  6)
+#define DEBUGCTLMSR_BTS			(1UL <<  7)
+#define DEBUGCTLMSR_BTINT		(1UL <<  8)
+#define DEBUGCTLMSR_BTS_OFF_OS		(1UL <<  9)
+#define DEBUGCTLMSR_BTS_OFF_USR		(1UL << 10)
+#define DEBUGCTLMSR_FREEZE_LBRS_ON_PMI	(1UL << 11)
+
+#define MSR_IA32_MC0_CTL		0x00000400
+#define MSR_IA32_MC0_STATUS		0x00000401
+#define MSR_IA32_MC0_ADDR		0x00000402
+#define MSR_IA32_MC0_MISC		0x00000403
+
+#define MSR_AMD64_MC0_MASK		0xc0010044
+
+#define MSR_IA32_MCx_CTL(x)		(MSR_IA32_MC0_CTL + 4*(x))
+#define MSR_IA32_MCx_STATUS(x)		(MSR_IA32_MC0_STATUS + 4*(x))
+#define MSR_IA32_MCx_ADDR(x)		(MSR_IA32_MC0_ADDR + 4*(x))
+#define MSR_IA32_MCx_MISC(x)		(MSR_IA32_MC0_MISC + 4*(x))
+
+#define MSR_AMD64_MCx_MASK(x)		(MSR_AMD64_MC0_MASK + (x))
+
+/* These are consecutive and not in the normal 4er MCE bank block */
+#define MSR_IA32_MC0_CTL2		0x00000280
+#define MSR_IA32_MCx_CTL2(x)		(MSR_IA32_MC0_CTL2 + (x))
+
+#define MSR_P6_PERFCTR0			0x000000c1
+#define MSR_P6_PERFCTR1			0x000000c2
+#define MSR_P6_EVNTSEL0			0x00000186
+#define MSR_P6_EVNTSEL1			0x00000187
+
+/* AMD64 MSRs. Not complete. See the architecture manual for a more
+   complete list. */
+
+#define MSR_AMD64_PATCH_LEVEL		0x0000008b
+#define MSR_AMD64_NB_CFG		0xc001001f
+#define MSR_AMD64_PATCH_LOADER		0xc0010020
+#define MSR_AMD64_OSVW_ID_LENGTH	0xc0010140
+#define MSR_AMD64_OSVW_STATUS		0xc0010141
+#define MSR_AMD64_DC_CFG		0xc0011022
+#define MSR_AMD64_IBSFETCHCTL		0xc0011030
+#define MSR_AMD64_IBSFETCHLINAD		0xc0011031
+#define MSR_AMD64_IBSFETCHPHYSAD	0xc0011032
+#define MSR_AMD64_IBSOPCTL		0xc0011033
+#define MSR_AMD64_IBSOPRIP		0xc0011034
+#define MSR_AMD64_IBSOPDATA		0xc0011035
+#define MSR_AMD64_IBSOPDATA2		0xc0011036
+#define MSR_AMD64_IBSOPDATA3		0xc0011037
+#define MSR_AMD64_IBSDCLINAD		0xc0011038
+#define MSR_AMD64_IBSDCPHYSAD		0xc0011039
+#define MSR_AMD64_IBSCTL		0xc001103a
+#define MSR_AMD64_IBSBRTARGET		0xc001103b
+
+/* Fam 15h MSRs */
+#define MSR_F15H_PERF_CTL		0xc0010200
+#define MSR_F15H_PERF_CTR		0xc0010201
+
+/* Fam 10h MSRs */
+#define MSR_FAM10H_MMIO_CONF_BASE	0xc0010058
+#define FAM10H_MMIO_CONF_ENABLE		(1<<0)
+#define FAM10H_MMIO_CONF_BUSRANGE_MASK	0xf
+#define FAM10H_MMIO_CONF_BUSRANGE_SHIFT 2
+#define FAM10H_MMIO_CONF_BASE_MASK	0xfffffffULL
+#define FAM10H_MMIO_CONF_BASE_SHIFT	20
+#define MSR_FAM10H_NODE_ID		0xc001100c
+
+/* K8 MSRs */
+#define MSR_K8_TOP_MEM1			0xc001001a
+#define MSR_K8_TOP_MEM2			0xc001001d
+#define MSR_K8_SYSCFG			0xc0010010
+#define MSR_K8_INT_PENDING_MSG		0xc0010055
+/* C1E active bits in int pending message */
+#define K8_INTP_C1E_ACTIVE_MASK		0x18000000
+#define MSR_K8_TSEG_ADDR		0xc0010112
+#define K8_MTRRFIXRANGE_DRAM_ENABLE	0x00040000 /* MtrrFixDramEn bit    */
+#define K8_MTRRFIXRANGE_DRAM_MODIFY	0x00080000 /* MtrrFixDramModEn bit */
+#define K8_MTRR_RDMEM_WRMEM_MASK	0x18181818 /* Mask: RdMem|WrMem    */
+
+/* K7 MSRs */
+#define MSR_K7_EVNTSEL0			0xc0010000
+#define MSR_K7_PERFCTR0			0xc0010004
+#define MSR_K7_EVNTSEL1			0xc0010001
+#define MSR_K7_PERFCTR1			0xc0010005
+#define MSR_K7_EVNTSEL2			0xc0010002
+#define MSR_K7_PERFCTR2			0xc0010006
+#define MSR_K7_EVNTSEL3			0xc0010003
+#define MSR_K7_PERFCTR3			0xc0010007
+#define MSR_K7_CLK_CTL			0xc001001b
+#define MSR_K7_HWCR			0xc0010015
+#define MSR_K7_FID_VID_CTL		0xc0010041
+#define MSR_K7_FID_VID_STATUS		0xc0010042
+
+/* K6 MSRs */
+#define MSR_K6_WHCR			0xc0000082
+#define MSR_K6_UWCCR			0xc0000085
+#define MSR_K6_EPMR			0xc0000086
+#define MSR_K6_PSOR			0xc0000087
+#define MSR_K6_PFIR			0xc0000088
+
+/* Centaur-Hauls/IDT defined MSRs. */
+#define MSR_IDT_FCR1			0x00000107
+#define MSR_IDT_FCR2			0x00000108
+#define MSR_IDT_FCR3			0x00000109
+#define MSR_IDT_FCR4			0x0000010a
+
+#define MSR_IDT_MCR0			0x00000110
+#define MSR_IDT_MCR1			0x00000111
+#define MSR_IDT_MCR2			0x00000112
+#define MSR_IDT_MCR3			0x00000113
+#define MSR_IDT_MCR4			0x00000114
+#define MSR_IDT_MCR5			0x00000115
+#define MSR_IDT_MCR6			0x00000116
+#define MSR_IDT_MCR7			0x00000117
+#define MSR_IDT_MCR_CTRL		0x00000120
+
+/* VIA Cyrix defined MSRs*/
+#define MSR_VIA_FCR			0x00001107
+#define MSR_VIA_LONGHAUL		0x0000110a
+#define MSR_VIA_RNG			0x0000110b
+#define MSR_VIA_BCR2			0x00001147
+
+/* Transmeta defined MSRs */
+#define MSR_TMTA_LONGRUN_CTRL		0x80868010
+#define MSR_TMTA_LONGRUN_FLAGS		0x80868011
+#define MSR_TMTA_LRTI_READOUT		0x80868018
+#define MSR_TMTA_LRTI_VOLT_MHZ		0x8086801a
+
+/* Intel defined MSRs. */
+#define MSR_IA32_P5_MC_ADDR		0x00000000
+#define MSR_IA32_P5_MC_TYPE		0x00000001
+#define MSR_IA32_TSC			0x00000010
+#define MSR_IA32_PLATFORM_ID		0x00000017
+#define MSR_IA32_EBL_CR_POWERON		0x0000002a
+#define MSR_EBC_FREQUENCY_ID		0x0000002c
+#define MSR_IA32_FEATURE_CONTROL        0x0000003a
+
+#define FEATURE_CONTROL_LOCKED				(1<<0)
+#define FEATURE_CONTROL_VMXON_ENABLED_INSIDE_SMX	(1<<1)
+#define FEATURE_CONTROL_VMXON_ENABLED_OUTSIDE_SMX	(1<<2)
+
+#define MSR_IA32_APICBASE		0x0000001b
+#define MSR_IA32_APICBASE_BSP		(1<<8)
+#define MSR_IA32_APICBASE_ENABLE	(1<<11)
+#define MSR_IA32_APICBASE_BASE		(0xfffff<<12)
+
+#define MSR_IA32_UCODE_WRITE		0x00000079
+#define MSR_IA32_UCODE_REV		0x0000008b
+
+#define MSR_IA32_PERF_STATUS		0x00000198
+#define MSR_IA32_PERF_CTL		0x00000199
+
+#define MSR_IA32_MPERF			0x000000e7
+#define MSR_IA32_APERF			0x000000e8
+
+#define MSR_IA32_THERM_CONTROL		0x0000019a
+#define MSR_IA32_THERM_INTERRUPT	0x0000019b
+
+#define THERM_INT_HIGH_ENABLE		(1 << 0)
+#define THERM_INT_LOW_ENABLE		(1 << 1)
+#define THERM_INT_PLN_ENABLE		(1 << 24)
+
+#define MSR_IA32_THERM_STATUS		0x0000019c
+
+#define THERM_STATUS_PROCHOT		(1 << 0)
+#define THERM_STATUS_POWER_LIMIT	(1 << 10)
+
+#define MSR_THERM2_CTL			0x0000019d
+
+#define MSR_THERM2_CTL_TM_SELECT	(1ULL << 16)
+
+#define MSR_IA32_MISC_ENABLE		0x000001a0
+
+#define MSR_IA32_TEMPERATURE_TARGET	0x000001a2
+
+#define MSR_IA32_ENERGY_PERF_BIAS	0x000001b0
+
+#define MSR_IA32_PACKAGE_THERM_STATUS		0x000001b1
+
+#define PACKAGE_THERM_STATUS_PROCHOT		(1 << 0)
+#define PACKAGE_THERM_STATUS_POWER_LIMIT	(1 << 10)
+
+#define MSR_IA32_PACKAGE_THERM_INTERRUPT	0x000001b2
+
+#define PACKAGE_THERM_INT_HIGH_ENABLE		(1 << 0)
+#define PACKAGE_THERM_INT_LOW_ENABLE		(1 << 1)
+#define PACKAGE_THERM_INT_PLN_ENABLE		(1 << 24)
+
+/* Thermal Thresholds Support */
+#define THERM_INT_THRESHOLD0_ENABLE    (1 << 15)
+#define THERM_SHIFT_THRESHOLD0        8
+#define THERM_MASK_THRESHOLD0          (0x7f << THERM_SHIFT_THRESHOLD0)
+#define THERM_INT_THRESHOLD1_ENABLE    (1 << 23)
+#define THERM_SHIFT_THRESHOLD1        16
+#define THERM_MASK_THRESHOLD1          (0x7f << THERM_SHIFT_THRESHOLD1)
+#define THERM_STATUS_THRESHOLD0        (1 << 6)
+#define THERM_LOG_THRESHOLD0           (1 << 7)
+#define THERM_STATUS_THRESHOLD1        (1 << 8)
+#define THERM_LOG_THRESHOLD1           (1 << 9)
+
+/* MISC_ENABLE bits: architectural */
+#define MSR_IA32_MISC_ENABLE_FAST_STRING	(1ULL << 0)
+#define MSR_IA32_MISC_ENABLE_TCC		(1ULL << 1)
+#define MSR_IA32_MISC_ENABLE_EMON		(1ULL << 7)
+#define MSR_IA32_MISC_ENABLE_BTS_UNAVAIL	(1ULL << 11)
+#define MSR_IA32_MISC_ENABLE_PEBS_UNAVAIL	(1ULL << 12)
+#define MSR_IA32_MISC_ENABLE_ENHANCED_SPEEDSTEP	(1ULL << 16)
+#define MSR_IA32_MISC_ENABLE_MWAIT		(1ULL << 18)
+#define MSR_IA32_MISC_ENABLE_LIMIT_CPUID	(1ULL << 22)
+#define MSR_IA32_MISC_ENABLE_XTPR_DISABLE	(1ULL << 23)
+#define MSR_IA32_MISC_ENABLE_XD_DISABLE		(1ULL << 34)
+
+/* MISC_ENABLE bits: model-specific, meaning may vary from core to core */
+#define MSR_IA32_MISC_ENABLE_X87_COMPAT		(1ULL << 2)
+#define MSR_IA32_MISC_ENABLE_TM1		(1ULL << 3)
+#define MSR_IA32_MISC_ENABLE_SPLIT_LOCK_DISABLE	(1ULL << 4)
+#define MSR_IA32_MISC_ENABLE_L3CACHE_DISABLE	(1ULL << 6)
+#define MSR_IA32_MISC_ENABLE_SUPPRESS_LOCK	(1ULL << 8)
+#define MSR_IA32_MISC_ENABLE_PREFETCH_DISABLE	(1ULL << 9)
+#define MSR_IA32_MISC_ENABLE_FERR		(1ULL << 10)
+#define MSR_IA32_MISC_ENABLE_FERR_MULTIPLEX	(1ULL << 10)
+#define MSR_IA32_MISC_ENABLE_TM2		(1ULL << 13)
+#define MSR_IA32_MISC_ENABLE_ADJ_PREF_DISABLE	(1ULL << 19)
+#define MSR_IA32_MISC_ENABLE_SPEEDSTEP_LOCK	(1ULL << 20)
+#define MSR_IA32_MISC_ENABLE_L1D_CONTEXT	(1ULL << 24)
+#define MSR_IA32_MISC_ENABLE_DCU_PREF_DISABLE	(1ULL << 37)
+#define MSR_IA32_MISC_ENABLE_TURBO_DISABLE	(1ULL << 38)
+#define MSR_IA32_MISC_ENABLE_IP_PREF_DISABLE	(1ULL << 39)
+
+/* P4/Xeon+ specific */
+#define MSR_IA32_MCG_EAX		0x00000180
+#define MSR_IA32_MCG_EBX		0x00000181
+#define MSR_IA32_MCG_ECX		0x00000182
+#define MSR_IA32_MCG_EDX		0x00000183
+#define MSR_IA32_MCG_ESI		0x00000184
+#define MSR_IA32_MCG_EDI		0x00000185
+#define MSR_IA32_MCG_EBP		0x00000186
+#define MSR_IA32_MCG_ESP		0x00000187
+#define MSR_IA32_MCG_EFLAGS		0x00000188
+#define MSR_IA32_MCG_EIP		0x00000189
+#define MSR_IA32_MCG_RESERVED		0x0000018a
+
+/* Pentium IV performance counter MSRs */
+#define MSR_P4_BPU_PERFCTR0		0x00000300
+#define MSR_P4_BPU_PERFCTR1		0x00000301
+#define MSR_P4_BPU_PERFCTR2		0x00000302
+#define MSR_P4_BPU_PERFCTR3		0x00000303
+#define MSR_P4_MS_PERFCTR0		0x00000304
+#define MSR_P4_MS_PERFCTR1		0x00000305
+#define MSR_P4_MS_PERFCTR2		0x00000306
+#define MSR_P4_MS_PERFCTR3		0x00000307
+#define MSR_P4_FLAME_PERFCTR0		0x00000308
+#define MSR_P4_FLAME_PERFCTR1		0x00000309
+#define MSR_P4_FLAME_PERFCTR2		0x0000030a
+#define MSR_P4_FLAME_PERFCTR3		0x0000030b
+#define MSR_P4_IQ_PERFCTR0		0x0000030c
+#define MSR_P4_IQ_PERFCTR1		0x0000030d
+#define MSR_P4_IQ_PERFCTR2		0x0000030e
+#define MSR_P4_IQ_PERFCTR3		0x0000030f
+#define MSR_P4_IQ_PERFCTR4		0x00000310
+#define MSR_P4_IQ_PERFCTR5		0x00000311
+#define MSR_P4_BPU_CCCR0		0x00000360
+#define MSR_P4_BPU_CCCR1		0x00000361
+#define MSR_P4_BPU_CCCR2		0x00000362
+#define MSR_P4_BPU_CCCR3		0x00000363
+#define MSR_P4_MS_CCCR0			0x00000364
+#define MSR_P4_MS_CCCR1			0x00000365
+#define MSR_P4_MS_CCCR2			0x00000366
+#define MSR_P4_MS_CCCR3			0x00000367
+#define MSR_P4_FLAME_CCCR0		0x00000368
+#define MSR_P4_FLAME_CCCR1		0x00000369
+#define MSR_P4_FLAME_CCCR2		0x0000036a
+#define MSR_P4_FLAME_CCCR3		0x0000036b
+#define MSR_P4_IQ_CCCR0			0x0000036c
+#define MSR_P4_IQ_CCCR1			0x0000036d
+#define MSR_P4_IQ_CCCR2			0x0000036e
+#define MSR_P4_IQ_CCCR3			0x0000036f
+#define MSR_P4_IQ_CCCR4			0x00000370
+#define MSR_P4_IQ_CCCR5			0x00000371
+#define MSR_P4_ALF_ESCR0		0x000003ca
+#define MSR_P4_ALF_ESCR1		0x000003cb
+#define MSR_P4_BPU_ESCR0		0x000003b2
+#define MSR_P4_BPU_ESCR1		0x000003b3
+#define MSR_P4_BSU_ESCR0		0x000003a0
+#define MSR_P4_BSU_ESCR1		0x000003a1
+#define MSR_P4_CRU_ESCR0		0x000003b8
+#define MSR_P4_CRU_ESCR1		0x000003b9
+#define MSR_P4_CRU_ESCR2		0x000003cc
+#define MSR_P4_CRU_ESCR3		0x000003cd
+#define MSR_P4_CRU_ESCR4		0x000003e0
+#define MSR_P4_CRU_ESCR5		0x000003e1
+#define MSR_P4_DAC_ESCR0		0x000003a8
+#define MSR_P4_DAC_ESCR1		0x000003a9
+#define MSR_P4_FIRM_ESCR0		0x000003a4
+#define MSR_P4_FIRM_ESCR1		0x000003a5
+#define MSR_P4_FLAME_ESCR0		0x000003a6
+#define MSR_P4_FLAME_ESCR1		0x000003a7
+#define MSR_P4_FSB_ESCR0		0x000003a2
+#define MSR_P4_FSB_ESCR1		0x000003a3
+#define MSR_P4_IQ_ESCR0			0x000003ba
+#define MSR_P4_IQ_ESCR1			0x000003bb
+#define MSR_P4_IS_ESCR0			0x000003b4
+#define MSR_P4_IS_ESCR1			0x000003b5
+#define MSR_P4_ITLB_ESCR0		0x000003b6
+#define MSR_P4_ITLB_ESCR1		0x000003b7
+#define MSR_P4_IX_ESCR0			0x000003c8
+#define MSR_P4_IX_ESCR1			0x000003c9
+#define MSR_P4_MOB_ESCR0		0x000003aa
+#define MSR_P4_MOB_ESCR1		0x000003ab
+#define MSR_P4_MS_ESCR0			0x000003c0
+#define MSR_P4_MS_ESCR1			0x000003c1
+#define MSR_P4_PMH_ESCR0		0x000003ac
+#define MSR_P4_PMH_ESCR1		0x000003ad
+#define MSR_P4_RAT_ESCR0		0x000003bc
+#define MSR_P4_RAT_ESCR1		0x000003bd
+#define MSR_P4_SAAT_ESCR0		0x000003ae
+#define MSR_P4_SAAT_ESCR1		0x000003af
+#define MSR_P4_SSU_ESCR0		0x000003be
+#define MSR_P4_SSU_ESCR1		0x000003bf /* guess: not in manual */
+
+#define MSR_P4_TBPU_ESCR0		0x000003c2
+#define MSR_P4_TBPU_ESCR1		0x000003c3
+#define MSR_P4_TC_ESCR0			0x000003c4
+#define MSR_P4_TC_ESCR1			0x000003c5
+#define MSR_P4_U2L_ESCR0		0x000003b0
+#define MSR_P4_U2L_ESCR1		0x000003b1
+
+#define MSR_P4_PEBS_MATRIX_VERT		0x000003f2
+
+/* Intel Core-based CPU performance counters */
+#define MSR_CORE_PERF_FIXED_CTR0	0x00000309
+#define MSR_CORE_PERF_FIXED_CTR1	0x0000030a
+#define MSR_CORE_PERF_FIXED_CTR2	0x0000030b
+#define MSR_CORE_PERF_FIXED_CTR_CTRL	0x0000038d
+#define MSR_CORE_PERF_GLOBAL_STATUS	0x0000038e
+#define MSR_CORE_PERF_GLOBAL_CTRL	0x0000038f
+#define MSR_CORE_PERF_GLOBAL_OVF_CTRL	0x00000390
+
+/* Geode defined MSRs */
+#define MSR_GEODE_BUSCONT_CONF0		0x00001900
+
+/* Intel VT MSRs */
+#define MSR_IA32_VMX_BASIC              0x00000480
+#define MSR_IA32_VMX_PINBASED_CTLS      0x00000481
+#define MSR_IA32_VMX_PROCBASED_CTLS     0x00000482
+#define MSR_IA32_VMX_EXIT_CTLS          0x00000483
+#define MSR_IA32_VMX_ENTRY_CTLS         0x00000484
+#define MSR_IA32_VMX_MISC               0x00000485
+#define MSR_IA32_VMX_CR0_FIXED0         0x00000486
+#define MSR_IA32_VMX_CR0_FIXED1         0x00000487
+#define MSR_IA32_VMX_CR4_FIXED0         0x00000488
+#define MSR_IA32_VMX_CR4_FIXED1         0x00000489
+#define MSR_IA32_VMX_VMCS_ENUM          0x0000048a
+#define MSR_IA32_VMX_PROCBASED_CTLS2    0x0000048b
+#define MSR_IA32_VMX_EPT_VPID_CAP       0x0000048c
+
+/* AMD-V MSRs */
+
+#define MSR_VM_CR                       0xc0010114
+#define MSR_VM_IGNNE                    0xc0010115
+#define MSR_VM_HSAVE_PA                 0xc0010117
+
+#endif /* _ASM_X86_MSR_INDEX_H */
diff --git a/arch/x86/include/asm/msr.h b/arch/x86/include/asm/msr.h
new file mode 100644
index 0000000000..6030633d10
--- /dev/null
+++ b/arch/x86/include/asm/msr.h
@@ -0,0 +1,238 @@
+/*
+ * Taken from the linux kernel file of the same name
+ *
+ * (C) Copyright 2012
+ * Graeme Russ, <graeme.russ@gmail.com>
+ *
+ * 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; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * 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., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef _ASM_X86_MSR_H
+#define _ASM_X86_MSR_H
+
+#include <asm/msr-index.h>
+
+#ifndef __ASSEMBLY__
+
+#include <linux/types.h>
+#include <linux/ioctl.h>
+
+#define X86_IOC_RDMSR_REGS	_IOWR('c', 0xA0, __u32[8])
+#define X86_IOC_WRMSR_REGS	_IOWR('c', 0xA1, __u32[8])
+
+#ifdef __KERNEL__
+
+#include <asm/errno.h>
+
+struct msr {
+	union {
+		struct {
+			u32 l;
+			u32 h;
+		};
+		u64 q;
+	};
+};
+
+struct msr_info {
+	u32 msr_no;
+	struct msr reg;
+	struct msr *msrs;
+	int err;
+};
+
+struct msr_regs_info {
+	u32 *regs;
+	int err;
+};
+
+static inline unsigned long long native_read_tscp(unsigned int *aux)
+{
+	unsigned long low, high;
+	asm volatile(".byte 0x0f,0x01,0xf9"
+		     : "=a" (low), "=d" (high), "=c" (*aux));
+	return low | ((u64)high << 32);
+}
+
+/*
+ * both i386 and x86_64 returns 64-bit value in edx:eax, but gcc's "A"
+ * constraint has different meanings. For i386, "A" means exactly
+ * edx:eax, while for x86_64 it doesn't mean rdx:rax or edx:eax. Instead,
+ * it means rax *or* rdx.
+ */
+#ifdef CONFIG_X86_64
+#define DECLARE_ARGS(val, low, high)	unsigned low, high
+#define EAX_EDX_VAL(val, low, high)	((low) | ((u64)(high) << 32))
+#define EAX_EDX_ARGS(val, low, high)	"a" (low), "d" (high)
+#define EAX_EDX_RET(val, low, high)	"=a" (low), "=d" (high)
+#else
+#define DECLARE_ARGS(val, low, high)	unsigned long long val
+#define EAX_EDX_VAL(val, low, high)	(val)
+#define EAX_EDX_ARGS(val, low, high)	"A" (val)
+#define EAX_EDX_RET(val, low, high)	"=A" (val)
+#endif
+
+static inline unsigned long long native_read_msr(unsigned int msr)
+{
+	DECLARE_ARGS(val, low, high);
+
+	asm volatile("rdmsr" : EAX_EDX_RET(val, low, high) : "c" (msr));
+	return EAX_EDX_VAL(val, low, high);
+}
+
+static inline void native_write_msr(unsigned int msr,
+				    unsigned low, unsigned high)
+{
+	asm volatile("wrmsr" : : "c" (msr), "a"(low), "d" (high) : "memory");
+}
+
+extern unsigned long long native_read_tsc(void);
+
+extern int native_rdmsr_safe_regs(u32 regs[8]);
+extern int native_wrmsr_safe_regs(u32 regs[8]);
+
+static inline unsigned long long native_read_pmc(int counter)
+{
+	DECLARE_ARGS(val, low, high);
+
+	asm volatile("rdpmc" : EAX_EDX_RET(val, low, high) : "c" (counter));
+	return EAX_EDX_VAL(val, low, high);
+}
+
+#ifdef CONFIG_PARAVIRT
+#include <asm/paravirt.h>
+#else
+#include <errno.h>
+/*
+ * Access to machine-specific registers (available on 586 and better only)
+ * Note: the rd* operations modify the parameters directly (without using
+ * pointer indirection), this allows gcc to optimize better
+ */
+
+#define rdmsr(msr, val1, val2)					\
+do {								\
+	u64 __val = native_read_msr((msr));			\
+	(void)((val1) = (u32)__val);				\
+	(void)((val2) = (u32)(__val >> 32));			\
+} while (0)
+
+static inline void wrmsr(unsigned msr, unsigned low, unsigned high)
+{
+	native_write_msr(msr, low, high);
+}
+
+#define rdmsrl(msr, val)			\
+	((val) = native_read_msr((msr)))
+
+#define wrmsrl(msr, val)						\
+	native_write_msr((msr), (u32)((u64)(val)), (u32)((u64)(val) >> 32))
+
+/* rdmsr with exception handling */
+#define rdmsr_safe(msr, p1, p2)					\
+({								\
+	int __err;						\
+	u64 __val = native_read_msr_safe((msr), &__err);	\
+	(*p1) = (u32)__val;					\
+	(*p2) = (u32)(__val >> 32);				\
+	__err;							\
+})
+
+static inline int rdmsrl_amd_safe(unsigned msr, unsigned long long *p)
+{
+	u32 gprs[8] = { 0 };
+	int err;
+
+	gprs[1] = msr;
+	gprs[7] = 0x9c5a203a;
+
+	err = native_rdmsr_safe_regs(gprs);
+
+	*p = gprs[0] | ((u64)gprs[2] << 32);
+
+	return err;
+}
+
+static inline int wrmsrl_amd_safe(unsigned msr, unsigned long long val)
+{
+	u32 gprs[8] = { 0 };
+
+	gprs[0] = (u32)val;
+	gprs[1] = msr;
+	gprs[2] = val >> 32;
+	gprs[7] = 0x9c5a203a;
+
+	return native_wrmsr_safe_regs(gprs);
+}
+
+static inline int rdmsr_safe_regs(u32 regs[8])
+{
+	return native_rdmsr_safe_regs(regs);
+}
+
+static inline int wrmsr_safe_regs(u32 regs[8])
+{
+	return native_wrmsr_safe_regs(regs);
+}
+
+#define rdtscl(low)						\
+	((low) = (u32)__native_read_tsc())
+
+#define rdtscll(val)						\
+	((val) = __native_read_tsc())
+
+#define rdpmc(counter, low, high)			\
+do {							\
+	u64 _l = native_read_pmc((counter));		\
+	(low)  = (u32)_l;				\
+	(high) = (u32)(_l >> 32);			\
+} while (0)
+
+#define rdtscp(low, high, aux)					\
+do {                                                            \
+	unsigned long long _val = native_read_tscp(&(aux));     \
+	(low) = (u32)_val;                                      \
+	(high) = (u32)(_val >> 32);                             \
+} while (0)
+
+#define rdtscpll(val, aux) (val) = native_read_tscp(&(aux))
+
+#endif	/* !CONFIG_PARAVIRT */
+
+
+#define checking_wrmsrl(msr, val) wrmsr_safe((msr), (u32)(val),		\
+					     (u32)((val) >> 32))
+
+#define write_tsc(val1, val2) wrmsr(MSR_IA32_TSC, (val1), (val2))
+
+#define write_rdtscp_aux(val) wrmsr(MSR_TSC_AUX, (val), 0)
+
+struct msr *msrs_alloc(void);
+void msrs_free(struct msr *msrs);
+
+#ifdef CONFIG_SMP
+int rdmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h);
+int wrmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h);
+void rdmsr_on_cpus(const struct cpumask *mask, u32 msr_no, struct msr *msrs);
+void wrmsr_on_cpus(const struct cpumask *mask, u32 msr_no, struct msr *msrs);
+int rdmsr_safe_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h);
+int wrmsr_safe_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h);
+int rdmsr_safe_regs_on_cpu(unsigned int cpu, u32 regs[8]);
+int wrmsr_safe_regs_on_cpu(unsigned int cpu, u32 regs[8]);
+
+#endif  /* CONFIG_SMP */
+#endif /* __KERNEL__ */
+#endif /* __ASSEMBLY__ */
+#endif /* _ASM_X86_MSR_H */
diff --git a/arch/x86/include/asm/mtrr.h b/arch/x86/include/asm/mtrr.h
new file mode 100644
index 0000000000..6842da500a
--- /dev/null
+++ b/arch/x86/include/asm/mtrr.h
@@ -0,0 +1,206 @@
+/*
+ * Generic MTRR (Memory Type Range Register) ioctls.
+ * Taken from the Linux kernel
+ *
+ * (C) Copyright 2012
+ * Graeme Russ, <graeme.russ@gmail.com>
+ *
+ * Copyright (C) 1997-1999  Richard Gooch <rgooch@atnf.csiro.au>
+ *
+ * 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; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * 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., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef _ASM_X86_MTRR_H
+#define _ASM_X86_MTRR_H
+
+#define MTRRphysBase_MSR(reg) (0x200 + 2 * (reg))
+#define MTRRphysMask_MSR(reg) (0x200 + 2 * (reg) + 1)
+
+#ifndef __ASSEMBLY__
+
+#include <linux/types.h>
+#include <linux/ioctl.h>
+#include <errno.h>
+
+#define	MTRR_IOCTL_BASE	'M'
+
+struct mtrr_sentry {
+	unsigned long base;	/*  Base address     */
+	unsigned int size;	/*  Size of region   */
+	unsigned int type;	/*  Type of region   */
+};
+
+/*
+ * Warning: this structure has a different order from i386
+ * on x86-64. The 32bit emulation code takes care of that.
+ * But you need to use this for 64bit, otherwise your X server
+ * will break.
+ */
+
+#ifdef __i386__
+struct mtrr_gentry {
+	unsigned int regnum;	/*  Register number  */
+	unsigned long base;	/*  Base address     */
+	unsigned int size;	/*  Size of region   */
+	unsigned int type;	/*  Type of region   */
+};
+
+#else /* __i386__ */
+
+struct mtrr_gentry {
+	unsigned long base;	/*  Base address     */
+	unsigned int size;	/*  Size of region   */
+	unsigned int regnum;	/*  Register number  */
+	unsigned int type;	/*  Type of region   */
+};
+#endif /* !__i386__ */
+
+struct mtrr_var_range {
+	__u32 base_lo;
+	__u32 base_hi;
+	__u32 mask_lo;
+	__u32 mask_hi;
+};
+
+/*
+ * In the Intel processor's MTRR interface, the MTRR type is always held in
+ * an 8 bit field:
+ */
+typedef __u8 mtrr_type;
+
+#define MTRR_NUM_FIXED_RANGES 88
+#define MTRR_MAX_VAR_RANGES 256
+
+struct mtrr_state_type {
+	struct mtrr_var_range var_ranges[MTRR_MAX_VAR_RANGES];
+	mtrr_type fixed_ranges[MTRR_NUM_FIXED_RANGES];
+	unsigned char enabled;
+	unsigned char have_fixed;
+	mtrr_type def_type;
+};
+
+/*  These are the various ioctls  */
+#define MTRRIOC_ADD_ENTRY        _IOW(MTRR_IOCTL_BASE,  0, struct mtrr_sentry)
+#define MTRRIOC_SET_ENTRY        _IOW(MTRR_IOCTL_BASE,  1, struct mtrr_sentry)
+#define MTRRIOC_DEL_ENTRY        _IOW(MTRR_IOCTL_BASE,  2, struct mtrr_sentry)
+#define MTRRIOC_GET_ENTRY        _IOWR(MTRR_IOCTL_BASE, 3, struct mtrr_gentry)
+#define MTRRIOC_KILL_ENTRY       _IOW(MTRR_IOCTL_BASE,  4, struct mtrr_sentry)
+#define MTRRIOC_ADD_PAGE_ENTRY   _IOW(MTRR_IOCTL_BASE,  5, struct mtrr_sentry)
+#define MTRRIOC_SET_PAGE_ENTRY   _IOW(MTRR_IOCTL_BASE,  6, struct mtrr_sentry)
+#define MTRRIOC_DEL_PAGE_ENTRY   _IOW(MTRR_IOCTL_BASE,  7, struct mtrr_sentry)
+#define MTRRIOC_GET_PAGE_ENTRY   _IOWR(MTRR_IOCTL_BASE, 8, struct mtrr_gentry)
+#define MTRRIOC_KILL_PAGE_ENTRY  _IOW(MTRR_IOCTL_BASE,  9, struct mtrr_sentry)
+
+/*  These are the region types  */
+#define MTRR_TYPE_UNCACHABLE 0
+#define MTRR_TYPE_WRCOMB     1
+/*#define MTRR_TYPE_         2*/
+/*#define MTRR_TYPE_         3*/
+#define MTRR_TYPE_WRTHROUGH  4
+#define MTRR_TYPE_WRPROT     5
+#define MTRR_TYPE_WRBACK     6
+#define MTRR_NUM_TYPES       7
+
+#ifdef __KERNEL__
+
+/*  The following functions are for use by other drivers  */
+# ifdef CONFIG_MTRR
+extern u8 mtrr_type_lookup(u64 addr, u64 end);
+extern void mtrr_save_fixed_ranges(void *);
+extern void mtrr_save_state(void);
+extern int mtrr_add(unsigned long base, unsigned long size,
+		    unsigned int type, bool increment);
+extern int mtrr_add_page(unsigned long base, unsigned long size,
+			 unsigned int type, bool increment);
+extern int mtrr_del(int reg, unsigned long base, unsigned long size);
+extern int mtrr_del_page(int reg, unsigned long base, unsigned long size);
+extern void mtrr_centaur_report_mcr(int mcr, u32 lo, u32 hi);
+extern void mtrr_ap_init(void);
+extern void mtrr_bp_init(void);
+extern void set_mtrr_aps_delayed_init(void);
+extern void mtrr_aps_init(void);
+extern void mtrr_bp_restore(void);
+extern int mtrr_trim_uncached_memory(unsigned long end_pfn);
+extern int amd_special_default_mtrr(void);
+#  else
+static inline u8 mtrr_type_lookup(u64 addr, u64 end)
+{
+	/*
+	 * Return no-MTRRs:
+	 */
+	return 0xff;
+}
+#define mtrr_save_fixed_ranges(arg) do {} while (0)
+#define mtrr_save_state() do {} while (0)
+static inline int mtrr_del(int reg, unsigned long base, unsigned long size)
+{
+	return -ENODEV;
+}
+static inline int mtrr_del_page(int reg, unsigned long base, unsigned long size)
+{
+	return -ENODEV;
+}
+static inline int mtrr_trim_uncached_memory(unsigned long end_pfn)
+{
+	return 0;
+}
+static inline void mtrr_centaur_report_mcr(int mcr, u32 lo, u32 hi)
+{
+}
+
+#define mtrr_ap_init() do {} while (0)
+#define mtrr_bp_init() do {} while (0)
+#define set_mtrr_aps_delayed_init() do {} while (0)
+#define mtrr_aps_init() do {} while (0)
+#define mtrr_bp_restore() do {} while (0)
+#  endif
+
+#ifdef CONFIG_COMPAT
+#include <linux/compat.h>
+
+struct mtrr_sentry32 {
+	compat_ulong_t base;	/*  Base address     */
+	compat_uint_t size;	/*  Size of region   */
+	compat_uint_t type;	/*  Type of region   */
+};
+
+struct mtrr_gentry32 {
+	compat_ulong_t regnum;	/*  Register number  */
+	compat_uint_t base;	/*  Base address     */
+	compat_uint_t size;	/*  Size of region   */
+	compat_uint_t type;	/*  Type of region   */
+};
+
+#define MTRR_IOCTL_BASE 'M'
+
+#define MTRRIOC32_ADD_ENTRY      _IOW(MTRR_IOCTL_BASE,  0, struct mtrr_sentry32)
+#define MTRRIOC32_SET_ENTRY      _IOW(MTRR_IOCTL_BASE,  1, struct mtrr_sentry32)
+#define MTRRIOC32_DEL_ENTRY      _IOW(MTRR_IOCTL_BASE,  2, struct mtrr_sentry32)
+#define MTRRIOC32_GET_ENTRY      _IOWR(MTRR_IOCTL_BASE, 3, struct mtrr_gentry32)
+#define MTRRIOC32_KILL_ENTRY     _IOW(MTRR_IOCTL_BASE,  4, struct mtrr_sentry32)
+#define MTRRIOC32_ADD_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE,  5, struct mtrr_sentry32)
+#define MTRRIOC32_SET_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE,  6, struct mtrr_sentry32)
+#define MTRRIOC32_DEL_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE,  7, struct mtrr_sentry32)
+#define MTRRIOC32_GET_PAGE_ENTRY _IOWR(MTRR_IOCTL_BASE, 8, struct mtrr_gentry32)
+#define MTRRIOC32_KILL_PAGE_ENTRY		\
+				 _IOW(MTRR_IOCTL_BASE,  9, struct mtrr_sentry32)
+#endif /* CONFIG_COMPAT */
+
+#endif /* __KERNEL__ */
+
+#endif /* __ASSEMBLY__ */
+
+#endif /* _ASM_X86_MTRR_H */
diff --git a/arch/x86/include/asm/pci.h b/arch/x86/include/asm/pci.h
index 37cc7e3a0f..6d68ab6c92 100644
--- a/arch/x86/include/asm/pci.h
+++ b/arch/x86/include/asm/pci.h
@@ -24,7 +24,7 @@
  */
 
 #ifndef _PCI_I386_H_
-#define _PCI_I386_H_	1
+#define _PCI_I386_H_
 
 #define DEFINE_PCI_DEVICE_TABLE(_table) \
 	const struct pci_device_id _table[]
diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h
index 6eb518063b..17f27cbb68 100644
--- a/arch/x86/include/asm/processor.h
+++ b/arch/x86/include/asm/processor.h
@@ -41,6 +41,7 @@ enum {
 #else
 /* NOTE: If the above enum is modified, this define must be checked */
 #define X86_GDT_ENTRY_32BIT_DS	3
+#define X86_GDT_NUM_ENTRIES	7
 #endif
 
 #define X86_GDT_SIZE		(X86_GDT_NUM_ENTRIES * X86_GDT_ENTRY_SIZE)
diff --git a/arch/x86/include/asm/types.h b/arch/x86/include/asm/types.h
index 9a40e383eb..e9fde88f7d 100644
--- a/arch/x86/include/asm/types.h
+++ b/arch/x86/include/asm/types.h
@@ -45,8 +45,8 @@ typedef unsigned long long u64;
 
 typedef u32 dma_addr_t;
 
-typedef unsigned long phys_addr_t;
-typedef unsigned long phys_size_t;
+typedef unsigned long long phys_addr_t;
+typedef unsigned long long phys_size_t;
 
 #endif /* __KERNEL__ */
 
diff --git a/arch/x86/include/asm/u-boot-x86.h b/arch/x86/include/asm/u-boot-x86.h
index 878a1ee77b..99062e5955 100644
--- a/arch/x86/include/asm/u-boot-x86.h
+++ b/arch/x86/include/asm/u-boot-x86.h
@@ -40,6 +40,7 @@ int cpu_init_f(void);
 void init_gd(gd_t *id, u64 *gdt_addr);
 void setup_gdt(gd_t *id, u64 *gdt_addr);
 int init_cache(void);
+int cleanup_before_linux(void);
 
 /* cpu/.../timer.c */
 void timer_isr(void *);
@@ -62,9 +63,20 @@ u32 isa_map_rom(u32 bus_addr, int size);
 
 /* arch/x86/lib/... */
 int video_bios_init(void);
-int video_init(void);
 
 void	board_init_f_r_trampoline(ulong) __attribute__ ((noreturn));
 void	board_init_f_r(void) __attribute__ ((noreturn));
 
+/* Read the time stamp counter */
+static inline uint64_t rdtsc(void)
+{
+	uint32_t high, low;
+	__asm__ __volatile__("rdtsc" : "=a" (low), "=d" (high));
+	return (((uint64_t)high) << 32) | low;
+}
+
+/* board/... */
+void timer_set_tsc_base(uint64_t new_base);
+uint64_t timer_get_tsc(void);
+
 #endif	/* _U_BOOT_I386_H_ */
diff --git a/arch/x86/include/asm/u-boot.h b/arch/x86/include/asm/u-boot.h
index da667c50a4..2f45c7b3d7 100644
--- a/arch/x86/include/asm/u-boot.h
+++ b/arch/x86/include/asm/u-boot.h
@@ -36,6 +36,9 @@
 #ifndef _U_BOOT_H_
 #define _U_BOOT_H_	1
 
+#include <config.h>
+#include <compiler.h>
+
 typedef struct bd_info {
 	unsigned long	bi_memstart;	/* start of DRAM memory */
 	phys_size_t	bi_memsize;	/* size	 of DRAM memory in bytes */