x86: Move common FSP code into a common location

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>

9 files changed, 1007 insertions, 0 deletions

diff --git a/arch/x86/include/asm/fsp/fsp_api.h b/arch/x86/include/asm/fsp/fsp_api.h
new file mode 100644
index 0000000..a9d7156
--- /dev/null
+++ b/arch/x86/include/asm/fsp/fsp_api.h
@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2013, Intel Corporation
+ * Copyright (C) 2014, Bin Meng <bmeng.cn@gmail.com>
+ *
+ * SPDX-License-Identifier:	Intel
+ */
+
+#ifndef __FSP_API_H__
+#define __FSP_API_H__
+
+/*
+ * FspInit continuation function prototype.
+ * Control will be returned to this callback function after FspInit API call.
+ */
+typedef void (*fsp_continuation_f)(u32 status, void *hob_list);
+
+struct fsp_init_params {
+	/* Non-volatile storage buffer pointer */
+	void			*nvs_buf;
+	/* Runtime buffer pointer */
+	void			*rt_buf;
+	/* Continuation function address */
+	fsp_continuation_f	continuation;
+};
+
+struct common_buf {
+	/*
+	 * Stack top pointer used by the bootloader. The new stack frame will be
+	 * set up at this location after FspInit API call.
+	 */
+	u32	*stack_top;
+	u32	boot_mode;	/* Current system boot mode */
+	void	*upd_data;	/* User platform configuraiton data region */
+	u32	reserved[7];	/* Reserved */
+};
+
+enum fsp_phase {
+	/* Notification code for post PCI enuermation */
+	INIT_PHASE_PCI	= 0x20,
+	/* Notification code before transfering control to the payload */
+	INIT_PHASE_BOOT	= 0x40
+};
+
+struct fsp_notify_params {
+	/* Notification phase used for NotifyPhase API */
+	enum fsp_phase	phase;
+};
+
+/* FspInit API function prototype */
+typedef u32 (*fsp_init_f)(struct fsp_init_params *params);
+
+/* FspNotify API function prototype */
+typedef u32 (*fsp_notify_f)(struct fsp_notify_params *params);
+
+#endif
diff --git a/arch/x86/include/asm/fsp/fsp_bootmode.h b/arch/x86/include/asm/fsp/fsp_bootmode.h
new file mode 100644
index 0000000..c3f8b49
--- /dev/null
+++ b/arch/x86/include/asm/fsp/fsp_bootmode.h
@@ -0,0 +1,24 @@
+/*
+ * Copyright (C) 2013, Intel Corporation
+ * Copyright (C) 2014, Bin Meng <bmeng.cn@gmail.com>
+ *
+ * SPDX-License-Identifier:	Intel
+ */
+
+#ifndef __FSP_BOOT_MODE_H__
+#define __FSP_BOOT_MODE_H__
+
+/* 0x21 - 0xf..f are reserved */
+#define BOOT_FULL_CONFIG		0x00
+#define BOOT_MINIMAL_CONFIG		0x01
+#define BOOT_NO_CONFIG_CHANGES		0x02
+#define BOOT_FULL_CONFIG_PLUS_DIAG	0x03
+#define BOOT_DEFAULT_SETTINGS		0x04
+#define BOOT_ON_S4_RESUME		0x05
+#define BOOT_ON_S5_RESUME		0x06
+#define BOOT_ON_S2_RESUME		0x10
+#define BOOT_ON_S3_RESUME		0x11
+#define BOOT_ON_FLASH_UPDATE		0x12
+#define BOOT_IN_RECOVERY_MODE		0x20
+
+#endif
diff --git a/arch/x86/include/asm/fsp/fsp_ffs.h b/arch/x86/include/asm/fsp/fsp_ffs.h
new file mode 100644
index 0000000..eaec2b4
--- /dev/null
+++ b/arch/x86/include/asm/fsp/fsp_ffs.h
@@ -0,0 +1,154 @@
+/*
+ * Copyright (C) 2013, Intel Corporation
+ * Copyright (C) 2014, Bin Meng <bmeng.cn@gmail.com>
+ *
+ * SPDX-License-Identifier:	Intel
+ */
+
+#ifndef __FSP_FFS_H__
+#define __FSP_FFS_H__
+
+/* Used to verify the integrity of the file */
+union __packed ffs_integrity {
+	struct {
+		/*
+		 * The IntegrityCheck.checksum.header field is an 8-bit
+		 * checksum of the file header. The State and
+		 * IntegrityCheck.checksum.file fields are assumed to be zero
+		 * and the checksum is calculated such that the entire header
+		 * sums to zero.
+		 */
+		u8	header;
+		/*
+		 * If the FFS_ATTRIB_CHECKSUM (see definition below) bit of
+		 * the Attributes field is set to one, the
+		 * IntegrityCheck.checksum.file field is an 8-bit checksum of
+		 * the file data. If the FFS_ATTRIB_CHECKSUM bit of the
+		 * Attributes field is cleared to zero, the
+		 * IntegrityCheck.checksum.file field must be initialized with
+		 * a value of 0xAA. The IntegrityCheck.checksum.file field is
+		 * valid any time the EFI_FILE_DATA_VALID bit is set in the
+		 * State field.
+		 */
+		u8	file;
+	} checksum;
+
+	/* This is the full 16 bits of the IntegrityCheck field */
+	u16	checksum16;
+};
+
+/*
+ * Each file begins with the header that describe the
+ * contents and state of the files.
+ */
+struct __packed ffs_file_header {
+	/*
+	 * This GUID is the file name.
+	 * It is used to uniquely identify the file.
+	 */
+	struct efi_guid		name;
+	/* Used to verify the integrity of the file */
+	union ffs_integrity	integrity;
+	/* Identifies the type of file */
+	u8			type;
+	/* Declares various file attribute bits */
+	u8			attr;
+	/* The length of the file in bytes, including the FFS header */
+	u8			size[3];
+	/*
+	 * Used to track the state of the file throughout the life of
+	 * the file from creation to deletion.
+	 */
+	u8			state;
+};
+
+struct __packed ffs_file_header2 {
+	/*
+	 * This GUID is the file name. It is used to uniquely identify the file.
+	 * There may be only one instance of a file with the file name GUID of
+	 * Name in any given firmware volume, except if the file type is
+	 * EFI_FV_FILE_TYPE_FFS_PAD.
+	 */
+	struct efi_guid		name;
+	/* Used to verify the integrity of the file */
+	union ffs_integrity	integrity;
+	/* Identifies the type of file */
+	u8			type;
+	/* Declares various file attribute bits */
+	u8			attr;
+	/*
+	 * The length of the file in bytes, including the FFS header.
+	 * The length of the file data is either
+	 * (size - sizeof(struct ffs_file_header)). This calculation means a
+	 * zero-length file has a size of 24 bytes, which is
+	 * sizeof(struct ffs_file_header). Size is not required to be a
+	 * multiple of 8 bytes. Given a file F, the next file header is located
+	 * at the next 8-byte aligned firmware volume offset following the last
+	 * byte of the file F.
+	 */
+	u8			size[3];
+	/*
+	 * Used to track the state of the file throughout the life of
+	 * the file from creation to deletion.
+	 */
+	u8			state;
+	/*
+	 * If FFS_ATTRIB_LARGE_FILE is set in attr, then ext_size exists
+	 * and size must be set to zero.
+	 * If FFS_ATTRIB_LARGE_FILE is not set then
+	 * struct ffs_file_header is used.
+	 */
+	u32			ext_size;
+};
+
+/*
+ * Pseudo type. It is used as a wild card when retrieving sections.
+ * The section type EFI_SECTION_ALL matches all section types.
+ */
+#define EFI_SECTION_ALL				0x00
+
+/* Encapsulation section Type values */
+#define EFI_SECTION_COMPRESSION			0x01
+#define EFI_SECTION_GUID_DEFINED		0x02
+#define EFI_SECTION_DISPOSABLE			0x03
+
+/* Leaf section Type values */
+#define EFI_SECTION_PE32			0x10
+#define EFI_SECTION_PIC				0x11
+#define EFI_SECTION_TE				0x12
+#define EFI_SECTION_DXE_DEPEX			0x13
+#define EFI_SECTION_VERSION			0x14
+#define EFI_SECTION_USER_INTERFACE		0x15
+#define EFI_SECTION_COMPATIBILITY16		0x16
+#define EFI_SECTION_FIRMWARE_VOLUME_IMAGE	0x17
+#define EFI_SECTION_FREEFORM_SUBTYPE_GUID	0x18
+#define EFI_SECTION_RAW				0x19
+#define EFI_SECTION_PEI_DEPEX			0x1B
+#define EFI_SECTION_SMM_DEPEX			0x1C
+
+/* Common section header */
+struct __packed raw_section {
+	/*
+	 * A 24-bit unsigned integer that contains the total size of
+	 * the section in bytes, including the EFI_COMMON_SECTION_HEADER.
+	 */
+	u8	size[3];
+	u8	type;
+};
+
+struct __packed raw_section2 {
+	/*
+	 * A 24-bit unsigned integer that contains the total size of
+	 * the section in bytes, including the EFI_COMMON_SECTION_HEADER.
+	 */
+	u8	size[3];
+	u8	type;
+	/*
+	 * If size is 0xFFFFFF, then ext_size contains the size of
+	 * the section. If size is not equal to 0xFFFFFF, then this
+	 * field does not exist.
+	 */
+	u32	ext_size;
+};
+
+#endif
diff --git a/arch/x86/include/asm/fsp/fsp_fv.h b/arch/x86/include/asm/fsp/fsp_fv.h
new file mode 100644
index 0000000..a024451
--- /dev/null
+++ b/arch/x86/include/asm/fsp/fsp_fv.h
@@ -0,0 +1,137 @@
+/*
+ * Copyright (C) 2013, Intel Corporation
+ * Copyright (C) 2014, Bin Meng <bmeng.cn@gmail.com>
+ *
+ * SPDX-License-Identifier:	Intel
+ */
+
+#ifndef __FSP_FV___
+#define __FSP_FV___
+
+/* Value of EFI_FV_FILE_ATTRIBUTES */
+#define EFI_FV_FILE_ATTR_ALIGNMENT	0x0000001F
+#define EFI_FV_FILE_ATTR_FIXED		0x00000100
+#define EFI_FV_FILE_ATTR_MEMORY_MAPPED	0x00000200
+
+/* Attributes bit definitions */
+#define EFI_FVB2_READ_DISABLED_CAP	0x00000001
+#define EFI_FVB2_READ_ENABLED_CAP	0x00000002
+#define EFI_FVB2_READ_STATUS		0x00000004
+#define EFI_FVB2_WRITE_DISABLED_CAP	0x00000008
+#define EFI_FVB2_WRITE_ENABLED_CAP	0x00000010
+#define EFI_FVB2_WRITE_STATUS		0x00000020
+#define EFI_FVB2_LOCK_CAP		0x00000040
+#define EFI_FVB2_LOCK_STATUS		0x00000080
+#define EFI_FVB2_STICKY_WRITE		0x00000200
+#define EFI_FVB2_MEMORY_MAPPED		0x00000400
+#define EFI_FVB2_ERASE_POLARITY		0x00000800
+#define EFI_FVB2_READ_LOCK_CAP		0x00001000
+#define EFI_FVB2_READ_LOCK_STATUS	0x00002000
+#define EFI_FVB2_WRITE_LOCK_CAP		0x00004000
+#define EFI_FVB2_WRITE_LOCK_STATUS	0x00008000
+#define EFI_FVB2_ALIGNMENT		0x001F0000
+#define EFI_FVB2_ALIGNMENT_1		0x00000000
+#define EFI_FVB2_ALIGNMENT_2		0x00010000
+#define EFI_FVB2_ALIGNMENT_4		0x00020000
+#define EFI_FVB2_ALIGNMENT_8		0x00030000
+#define EFI_FVB2_ALIGNMENT_16		0x00040000
+#define EFI_FVB2_ALIGNMENT_32		0x00050000
+#define EFI_FVB2_ALIGNMENT_64		0x00060000
+#define EFI_FVB2_ALIGNMENT_128		0x00070000
+#define EFI_FVB2_ALIGNMENT_256		0x00080000
+#define EFI_FVB2_ALIGNMENT_512		0x00090000
+#define EFI_FVB2_ALIGNMENT_1K		0x000A0000
+#define EFI_FVB2_ALIGNMENT_2K		0x000B0000
+#define EFI_FVB2_ALIGNMENT_4K		0x000C0000
+#define EFI_FVB2_ALIGNMENT_8K		0x000D0000
+#define EFI_FVB2_ALIGNMENT_16K		0x000E0000
+#define EFI_FVB2_ALIGNMENT_32K		0x000F0000
+#define EFI_FVB2_ALIGNMENT_64K		0x00100000
+#define EFI_FVB2_ALIGNMENT_128K		0x00110000
+#define EFI_FVB2_ALIGNMENT_256K		0x00120000
+#define EFI_FVB2_ALIGNMENT_512K		0x00130000
+#define EFI_FVB2_ALIGNMENT_1M		0x00140000
+#define EFI_FVB2_ALIGNMENT_2M		0x00150000
+#define EFI_FVB2_ALIGNMENT_4M		0x00160000
+#define EFI_FVB2_ALIGNMENT_8M		0x00170000
+#define EFI_FVB2_ALIGNMENT_16M		0x00180000
+#define EFI_FVB2_ALIGNMENT_32M		0x00190000
+#define EFI_FVB2_ALIGNMENT_64M		0x001A0000
+#define EFI_FVB2_ALIGNMENT_128M		0x001B0000
+#define EFI_FVB2_ALIGNMENT_256M		0x001C0000
+#define EFI_FVB2_ALIGNMENT_512M		0x001D0000
+#define EFI_FVB2_ALIGNMENT_1G		0x001E0000
+#define EFI_FVB2_ALIGNMENT_2G		0x001F0000
+
+struct fv_blkmap_entry {
+	/* The number of sequential blocks which are of the same size */
+	u32	num_blocks;
+	/* The size of the blocks */
+	u32	length;
+};
+
+/* Describes the features and layout of the firmware volume */
+struct fv_header {
+	/*
+	 * The first 16 bytes are reserved to allow for the reset vector of
+	 * processors whose reset vector is at address 0.
+	 */
+	u8			zero_vec[16];
+	/*
+	 * Declares the file system with which the firmware volume
+	 * is formatted.
+	 */
+	struct efi_guid		fs_guid;
+	/*
+	 * Length in bytes of the complete firmware volume, including
+	 * the header.
+	 */
+	u64			fv_len;
+	/* Set to EFI_FVH_SIGNATURE */
+	u32			sign;
+	/*
+	 * Declares capabilities and power-on defaults for the firmware
+	 * volume.
+	 */
+	u32			attr;
+	/* Length in bytes of the complete firmware volume header */
+	u16			hdr_len;
+	/*
+	 * A 16-bit checksum of the firmware volume header.
+	 * A valid header sums to zero.
+	 */
+	u16			checksum;
+	/*
+	 * Offset, relative to the start of the header, of the extended
+	 * header (EFI_FIRMWARE_VOLUME_EXT_HEADER) or zero if there is
+	 * no extended header.
+	 */
+	u16			ext_hdr_off;
+	/* This field must always be set to zero */
+	u8			reserved[1];
+	/*
+	 * Set to 2. Future versions of this specification may define new
+	 * header fields and will increment the Revision field accordingly.
+	 */
+	u8			rev;
+	/*
+	 * An array of run-length encoded FvBlockMapEntry structures.
+	 * The array is terminated with an entry of {0,0}.
+	 */
+	struct fv_blkmap_entry	block_map[1];
+};
+
+#define EFI_FVH_SIGNATURE	SIGNATURE_32('_', 'F', 'V', 'H')
+
+/* Firmware Volume Header Revision definition */
+#define EFI_FVH_REVISION	0x02
+
+/* Extension header pointed by ExtHeaderOffset of volume header */
+struct fv_ext_header {
+	/* firmware volume name */
+	struct efi_guid		fv_name;
+	/* Size of the rest of the extension header including this structure */
+	u32			ext_hdr_size;
+};
+
+#endif
diff --git a/arch/x86/include/asm/fsp/fsp_hob.h b/arch/x86/include/asm/fsp/fsp_hob.h
new file mode 100644
index 0000000..6cca7f5
--- /dev/null
+++ b/arch/x86/include/asm/fsp/fsp_hob.h
@@ -0,0 +1,300 @@
+/*
+ * Copyright (C) 2013, Intel Corporation
+ * Copyright (C) 2014, Bin Meng <bmeng.cn@gmail.com>
+ *
+ * SPDX-License-Identifier:	Intel
+ */
+
+#ifndef __FSP_HOB_H__
+#define __FSP_HOB_H__
+
+/* Type of HOB Header */
+#define HOB_TYPE_MEM_ALLOC	0x0002
+#define HOB_TYPE_RES_DESC	0x0003
+#define HOB_TYPE_GUID_EXT	0x0004
+#define HOB_TYPE_UNUSED		0xFFFE
+#define HOB_TYPE_EOH		0xFFFF
+
+/*
+ * Describes the format and size of the data inside the HOB.
+ * All HOBs must contain this generic HOB header.
+ */
+struct hob_header {
+	u16	type;		/* HOB type */
+	u16	len;		/* HOB length */
+	u32	reserved;	/* always zero */
+};
+
+/* Enumeration of memory types introduced in UEFI */
+enum efi_mem_type {
+	EFI_RESERVED_MEMORY_TYPE,
+	/*
+	 * The code portions of a loaded application.
+	 * (Note that UEFI OS loaders are UEFI applications.)
+	 */
+	EFI_LOADER_CODE,
+	/*
+	 * The data portions of a loaded application and
+	 * the default data allocation type used by an application
+	 * to allocate pool memory.
+	 */
+	EFI_LOADER_DATA,
+	/* The code portions of a loaded Boot Services Driver */
+	EFI_BOOT_SERVICES_CODE,
+	/*
+	 * The data portions of a loaded Boot Serves Driver and
+	 * the default data allocation type used by a Boot Services
+	 * Driver to allocate pool memory.
+	 */
+	EFI_BOOT_SERVICES_DATA,
+	/* The code portions of a loaded Runtime Services Driver */
+	EFI_RUNTIME_SERVICES_CODE,
+	/*
+	 * The data portions of a loaded Runtime Services Driver and
+	 * the default data allocation type used by a Runtime Services
+	 * Driver to allocate pool memory.
+	 */
+	EFI_RUNTIME_SERVICES_DATA,
+	/* Free (unallocated) memory */
+	EFI_CONVENTIONAL_MEMORY,
+	/* Memory in which errors have been detected */
+	EFI_UNUSABLE_MEMORY,
+	/* Memory that holds the ACPI tables */
+	EFI_ACPI_RECLAIM_MEMORY,
+	/* Address space reserved for use by the firmware */
+	EFI_ACPI_MEMORY_NVS,
+	/*
+	 * Used by system firmware to request that a memory-mapped IO region
+	 * be mapped by the OS to a virtual address so it can be accessed by
+	 * EFI runtime services.
+	 */
+	EFI_MMAP_IO,
+	/*
+	 * System memory-mapped IO region that is used to translate
+	 * memory cycles to IO cycles by the processor.
+	 */
+	EFI_MMAP_IO_PORT,
+	/*
+	 * Address space reserved by the firmware for code that is
+	 * part of the processor.
+	 */
+	EFI_PAL_CODE,
+	EFI_MAX_MEMORY_TYPE
+};
+
+/*
+ * Describes all memory ranges used during the HOB producer phase that
+ * exist outside the HOB list. This HOB type describes how memory is used,
+ * not the physical attributes of memory.
+ */
+struct hob_mem_alloc {
+	struct hob_header	hdr;
+	/*
+	 * A GUID that defines the memory allocation region's type and purpose,
+	 * as well as other fields within the memory allocation HOB. This GUID
+	 * is used to define the additional data within the HOB that may be
+	 * present for the memory allocation HOB. Type efi_guid is defined in
+	 * InstallProtocolInterface() in the UEFI 2.0 specification.
+	 */
+	struct efi_guid		name;
+	/*
+	 * The base address of memory allocated by this HOB.
+	 * Type phys_addr_t is defined in AllocatePages() in the UEFI 2.0
+	 * specification.
+	 */
+	phys_addr_t		mem_base;
+	/* The length in bytes of memory allocated by this HOB */
+	phys_size_t		mem_len;
+	/*
+	 * Defines the type of memory allocated by this HOB.
+	 * The memory type definition follows the EFI_MEMORY_TYPE definition.
+	 * Type EFI_MEMORY_TYPE is defined in AllocatePages() in the UEFI 2.0
+	 * specification.
+	 */
+	enum efi_mem_type	mem_type;
+	/* padding */
+	u8			reserved[4];
+};
+
+/* Value of ResourceType in HOB_RES_DESC */
+#define RES_SYS_MEM		0x00000000
+#define RES_MMAP_IO		0x00000001
+#define RES_IO			0x00000002
+#define RES_FW_DEVICE		0x00000003
+#define RES_MMAP_IO_PORT	0x00000004
+#define RES_MEM_RESERVED	0x00000005
+#define RES_IO_RESERVED		0x00000006
+#define RES_MAX_MEM_TYPE	0x00000007
+
+/*
+ * These types can be ORed together as needed.
+ *
+ * The first three enumerations describe settings
+ * The rest of the settings describe capabilities
+ */
+#define RES_ATTR_PRESENT			0x00000001
+#define RES_ATTR_INITIALIZED			0x00000002
+#define RES_ATTR_TESTED				0x00000004
+#define RES_ATTR_SINGLE_BIT_ECC			0x00000008
+#define RES_ATTR_MULTIPLE_BIT_ECC		0x00000010
+#define RES_ATTR_ECC_RESERVED_1			0x00000020
+#define RES_ATTR_ECC_RESERVED_2			0x00000040
+#define RES_ATTR_READ_PROTECTED			0x00000080
+#define RES_ATTR_WRITE_PROTECTED		0x00000100
+#define RES_ATTR_EXECUTION_PROTECTED		0x00000200
+#define RES_ATTR_UNCACHEABLE			0x00000400
+#define RES_ATTR_WRITE_COMBINEABLE		0x00000800
+#define RES_ATTR_WRITE_THROUGH_CACHEABLE	0x00001000
+#define RES_ATTR_WRITE_BACK_CACHEABLE		0x00002000
+#define RES_ATTR_16_BIT_IO			0x00004000
+#define RES_ATTR_32_BIT_IO			0x00008000
+#define RES_ATTR_64_BIT_IO			0x00010000
+#define RES_ATTR_UNCACHED_EXPORTED		0x00020000
+
+/*
+ * Describes the resource properties of all fixed, nonrelocatable resource
+ * ranges found on the processor host bus during the HOB producer phase.
+ */
+struct hob_res_desc {
+	struct hob_header	hdr;
+	/*
+	 * A GUID representing the owner of the resource. This GUID is
+	 * used by HOB consumer phase components to correlate device
+	 * ownership of a resource.
+	 */
+	struct efi_guid		owner;
+	u32			type;
+	u32			attr;
+	/* The physical start address of the resource region */
+	phys_addr_t		phys_start;
+	/* The number of bytes of the resource region */
+	phys_size_t		len;
+};
+
+/*
+ * Allows writers of executable content in the HOB producer phase to
+ * maintain and manage HOBs with specific GUID.
+ */
+struct hob_guid {
+	struct hob_header	hdr;
+	/* A GUID that defines the contents of this HOB */
+	struct efi_guid		name;
+	/* GUID specific data goes here */
+};
+
+/**
+ * get_next_hob() - return a pointer to the next HOB in the HOB list
+ *
+ * This macro returns a pointer to HOB that follows the HOB specified by hob
+ * in the HOB List.
+ *
+ * @hdr:    A pointer to a HOB.
+ *
+ * @return: A pointer to the next HOB in the HOB list.
+ */
+static inline const struct hob_header *get_next_hob(const struct hob_header *hdr)
+{
+	return (const struct hob_header *)((u32)hdr + hdr->len);
+}
+
+/**
+ * end_of_hob() - determine if a HOB is the last HOB in the HOB list
+ *
+ * This macro determine if the HOB specified by hob is the last HOB in the
+ * HOB list.  If hob is last HOB in the HOB list, then true is returned.
+ * Otherwise, false is returned.
+ *
+ * @hdr:          A pointer to a HOB.
+ *
+ * @retval true:  The HOB specified by hdr is the last HOB in the HOB list.
+ * @retval false: The HOB specified by hdr is not the last HOB in the HOB list.
+ */
+static inline bool end_of_hob(const struct hob_header *hdr)
+{
+	return hdr->type == HOB_TYPE_EOH;
+}
+
+/**
+ * get_guid_hob_data() - return a pointer to data buffer from a HOB of
+ *                       type HOB_TYPE_GUID_EXT
+ *
+ * This macro returns a pointer to the data buffer in a HOB specified by hob.
+ * hob is assumed to be a HOB of type HOB_TYPE_GUID_EXT.
+ *
+ * @hdr:    A pointer to a HOB.
+ *
+ * @return: A pointer to the data buffer in a HOB.
+ */
+static inline void *get_guid_hob_data(const struct hob_header *hdr)
+{
+	return (void *)((u32)hdr + sizeof(struct hob_guid));
+}
+
+/**
+ * get_guid_hob_data_size() - return the size of the data buffer from a HOB
+ *                            of type HOB_TYPE_GUID_EXT
+ *
+ * This macro returns the size, in bytes, of the data buffer in a HOB
+ * specified by hob. hob is assumed to be a HOB of type HOB_TYPE_GUID_EXT.
+ *
+ * @hdr:    A pointer to a HOB.
+ *
+ * @return: The size of the data buffer.
+ */
+static inline u16 get_guid_hob_data_size(const struct hob_header *hdr)
+{
+	return hdr->len - sizeof(struct hob_guid);
+}
+
+/* FSP specific GUID HOB definitions */
+#define FSP_GUID_DATA1		0x912740be
+#define FSP_GUID_DATA2		0x2284
+#define FSP_GUID_DATA3		0x4734
+#define FSP_GUID_DATA4_0	0xb9
+#define FSP_GUID_DATA4_1	0x71
+#define FSP_GUID_DATA4_2	0x84
+#define FSP_GUID_DATA4_3	0xb0
+#define FSP_GUID_DATA4_4	0x27
+#define FSP_GUID_DATA4_5	0x35
+#define FSP_GUID_DATA4_6	0x3f
+#define FSP_GUID_DATA4_7	0x0c
+
+#define FSP_HEADER_GUID \
+	{ \
+	FSP_GUID_DATA1, FSP_GUID_DATA2, FSP_GUID_DATA3, \
+	{ FSP_GUID_DATA4_0, FSP_GUID_DATA4_1, FSP_GUID_DATA4_2, \
+	  FSP_GUID_DATA4_3, FSP_GUID_DATA4_4, FSP_GUID_DATA4_5, \
+	  FSP_GUID_DATA4_6, FSP_GUID_DATA4_7 } \
+	}
+
+#define FSP_NON_VOLATILE_STORAGE_HOB_GUID \
+	{ \
+	0x721acf02, 0x4d77, 0x4c2a, \
+	{ 0xb3, 0xdc, 0x27, 0xb, 0x7b, 0xa9, 0xe4, 0xb0 } \
+	}
+
+#define FSP_BOOTLOADER_TEMP_MEM_HOB_GUID \
+	{ \
+	0xbbcff46c, 0xc8d3, 0x4113, \
+	{ 0x89, 0x85, 0xb9, 0xd4, 0xf3, 0xb3, 0xf6, 0x4e } \
+	}
+
+#define FSP_HOB_RESOURCE_OWNER_FSP_GUID \
+	{ \
+	0x69a79759, 0x1373, 0x4367, \
+	{ 0xa6, 0xc4, 0xc7, 0xf5, 0x9e, 0xfd, 0x98, 0x6e } \
+	}
+
+#define FSP_HOB_RESOURCE_OWNER_TSEG_GUID \
+	{ \
+	0xd038747c, 0xd00c, 0x4980, \
+	{ 0xb3, 0x19, 0x49, 0x01, 0x99, 0xa4, 0x7d, 0x55 } \
+	}
+
+#define FSP_HOB_RESOURCE_OWNER_GRAPHICS_GUID \
+	{ \
+	0x9c7c3aa7, 0x5332, 0x4917, \
+	{ 0x82, 0xb9, 0x56, 0xa5, 0xf3, 0xe6, 0x2a, 0x07 } \
+	}
+
+#endif
diff --git a/arch/x86/include/asm/fsp/fsp_infoheader.h b/arch/x86/include/asm/fsp/fsp_infoheader.h
new file mode 100644
index 0000000..4a4d627
--- /dev/null
+++ b/arch/x86/include/asm/fsp/fsp_infoheader.h
@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2013, Intel Corporation
+ * Copyright (C) 2014, Bin Meng <bmeng.cn@gmail.com>
+ *
+ * SPDX-License-Identifier:	Intel
+ */
+
+#ifndef _FSP_HEADER_H_
+#define _FSP_HEADER_H_
+
+#define FSP_HEADER_OFF	0x94	/* Fixed FSP header offset in the FSP image */
+
+struct __packed fsp_header {
+	u32	sign;			/* 'FSPH' */
+	u32	hdr_len;		/* header length */
+	u8	reserved1[3];
+	u8	hdr_rev;		/* header rev */
+	u32	img_rev;		/* image rev */
+	char	img_id[8];		/* signature string */
+	u32	img_size;		/* image size */
+	u32	img_base;		/* image base */
+	u32	img_attr;		/* image attribute */
+	u32	cfg_region_off;		/* configuration region offset */
+	u32	cfg_region_size;	/* configuration region size */
+	u32	api_num;		/* number of API entries */
+	u32	fsp_tempram_init;	/* tempram_init offset */
+	u32	fsp_init;		/* fsp_init offset */
+	u32	fsp_notify;		/* fsp_notify offset */
+	u32	reserved2;
+};
+
+#endif
diff --git a/arch/x86/include/asm/fsp/fsp_platform.h b/arch/x86/include/asm/fsp/fsp_platform.h
new file mode 100644
index 0000000..61286ce
--- /dev/null
+++ b/arch/x86/include/asm/fsp/fsp_platform.h
@@ -0,0 +1,15 @@
+/*
+ * Copyright (C) 2013, Intel Corporation
+ * Copyright (C) 2014, Bin Meng <bmeng.cn@gmail.com>
+ *
+ * SPDX-License-Identifier:	Intel
+ */
+
+#ifndef __FSP_PLATFORM_H__
+#define __FSP_PLATFORM_H__
+
+struct fspinit_rtbuf {
+	struct common_buf	common;	/* FSP common runtime data structure */
+};
+
+#endif
diff --git a/arch/x86/include/asm/fsp/fsp_support.h b/arch/x86/include/asm/fsp/fsp_support.h
new file mode 100644
index 0000000..6329cfe
--- /dev/null
+++ b/arch/x86/include/asm/fsp/fsp_support.h
@@ -0,0 +1,208 @@
+/*
+ * Copyright (C) 2013, Intel Corporation
+ * Copyright (C) 2014, Bin Meng <bmeng.cn@gmail.com>
+ *
+ * SPDX-License-Identifier:	Intel
+ */
+
+#ifndef __FSP_SUPPORT_H__
+#define __FSP_SUPPORT_H__
+
+#include "fsp_types.h"
+#include "fsp_fv.h"
+#include "fsp_ffs.h"
+#include "fsp_api.h"
+#include "fsp_hob.h"
+#include "fsp_platform.h"
+#include "fsp_infoheader.h"
+#include "fsp_bootmode.h"
+#include <asm/arch/fsp/fsp_vpd.h>
+
+struct shared_data {
+	struct fsp_header	*fsp_hdr;
+	u32			*stack_top;
+	struct upd_region	fsp_upd;
+};
+
+#define FSP_LOWMEM_BASE		0x100000UL
+#define FSP_HIGHMEM_BASE	0x100000000ULL
+
+/**
+ * FSP Continuation assembly helper routine
+ *
+ * This routine jumps to the C version of FSP continuation function
+ */
+void asm_continuation(void);
+
+/**
+ * FSP initialization complete
+ *
+ * This is the function that indicates FSP initialization is complete and jumps
+ * back to the bootloader with HOB list pointer as the parameter.
+ *
+ * @hob_list:    HOB list pointer
+ */
+void fsp_init_done(void *hob_list);
+
+/**
+ * FSP Continuation function
+ *
+ * @shared_data: Shared data base before stack migration
+ * @status:      Always 0
+ * @hob_list:    HOB list pointer
+ *
+ * @retval:      Never returns
+ */
+void fsp_continue(struct shared_data *shared_data, u32 status,
+		  void *hob_list);
+
+/**
+ * Find FSP header offset in FSP image
+ *
+ * @retval: the offset of FSP header. If signature is invalid, returns 0.
+ */
+u32 find_fsp_header(void);
+
+/**
+ * FSP initialization wrapper function.
+ *
+ * @stack_top: bootloader stack top address
+ * @boot_mode: boot mode defined in fsp_bootmode.h
+ * @nvs_buf:   Non-volatile memory buffer pointer
+ */
+void fsp_init(u32 stack_top, u32 boot_mode, void *nvs_buf);
+
+/**
+ * FSP notification wrapper function
+ *
+ * @fsp_hdr: Pointer to FSP information header
+ * @phase:   FSP initialization phase defined in enum fsp_phase
+ *
+ * @retval:  compatible status code with EFI_STATUS defined in PI spec
+ */
+u32 fsp_notify(struct fsp_header *fsp_hdr, u32 phase);
+
+/**
+ * This function retrieves the top of usable low memory.
+ *
+ * @hob_list: A HOB list pointer.
+ *
+ * @retval:   Usable low memory top.
+ */
+u32 fsp_get_usable_lowmem_top(const void *hob_list);
+
+/**
+ * This function retrieves the top of usable high memory.
+ *
+ * @hob_list: A HOB list pointer.
+ *
+ * @retval:   Usable high memory top.
+ */
+u64 fsp_get_usable_highmem_top(const void *hob_list);
+
+/**
+ * This function retrieves a special reserved memory region.
+ *
+ * @hob_list: A HOB list pointer.
+ * @len:      A pointer to the GUID HOB data buffer length.
+ *            If the GUID HOB is located, the length will be updated.
+ * @guid:     A pointer to the owner guild.
+ *
+ * @retval:   Reserved region start address.
+ *            0 if this region does not exist.
+ */
+u64 fsp_get_reserved_mem_from_guid(const void *hob_list,
+				   u64 *len, struct efi_guid *guid);
+
+/**
+ * This function retrieves the FSP reserved normal memory.
+ *
+ * @hob_list: A HOB list pointer.
+ * @len:      A pointer to the FSP reserved memory length buffer.
+ *            If the GUID HOB is located, the length will be updated.
+ * @retval:   FSP reserved memory base
+ *            0 if this region does not exist.
+ */
+u32 fsp_get_fsp_reserved_mem(const void *hob_list, u32 *len);
+
+/**
+ * This function retrieves the TSEG reserved normal memory.
+ *
+ * @hob_list:      A HOB list pointer.
+ * @len:           A pointer to the TSEG reserved memory length buffer.
+ *                 If the GUID HOB is located, the length will be updated.
+ *
+ * @retval NULL:   Failed to find the TSEG reserved memory.
+ * @retval others: TSEG reserved memory base.
+ */
+u32 fsp_get_tseg_reserved_mem(const void *hob_list, u32 *len);
+
+/**
+ * Returns the next instance of a HOB type from the starting HOB.
+ *
+ * @type:     HOB type to search
+ * @hob_list: A pointer to the HOB list
+ *
+ * @retval:   A HOB object with matching type; Otherwise NULL.
+ */
+const struct hob_header *fsp_get_next_hob(uint type, const void *hob_list);
+
+/**
+ * Returns the next instance of the matched GUID HOB from the starting HOB.
+ *
+ * @guid:     GUID to search
+ * @hob_list: A pointer to the HOB list
+ *
+ * @retval:   A HOB object with matching GUID; Otherwise NULL.
+ */
+const struct hob_header *fsp_get_next_guid_hob(const struct efi_guid *guid,
+					       const void *hob_list);
+
+/**
+ * This function retrieves a GUID HOB data buffer and size.
+ *
+ * @hob_list:      A HOB list pointer.
+ * @len:           A pointer to the GUID HOB data buffer length.
+ *                 If the GUID HOB is located, the length will be updated.
+ * @guid           A pointer to HOB GUID.
+ *
+ * @retval NULL:   Failed to find the GUID HOB.
+ * @retval others: GUID HOB data buffer pointer.
+ */
+void *fsp_get_guid_hob_data(const void *hob_list, u32 *len,
+			    struct efi_guid *guid);
+
+/**
+ * This function retrieves FSP Non-volatile Storage HOB buffer and size.
+ *
+ * @hob_list:      A HOB list pointer.
+ * @len:           A pointer to the NVS data buffer length.
+ *                 If the HOB is located, the length will be updated.
+ *
+ * @retval NULL:   Failed to find the NVS HOB.
+ * @retval others: FSP NVS data buffer pointer.
+ */
+void *fsp_get_nvs_data(const void *hob_list, u32 *len);
+
+/**
+ * This function retrieves Bootloader temporary stack buffer and size.
+ *
+ * @hob_list:      A HOB list pointer.
+ * @len:           A pointer to the bootloader temporary stack length.
+ *                 If the HOB is located, the length will be updated.
+ *
+ * @retval NULL:   Failed to find the bootloader temporary stack HOB.
+ * @retval others: Bootloader temporary stackbuffer pointer.
+ */
+void *fsp_get_bootloader_tmp_mem(const void *hob_list, u32 *len);
+
+/**
+ * This function overrides the default configurations in the UPD data region.
+ *
+ * @fsp_upd: A pointer to the upd_region data strcture
+ *
+ * @return:  None
+ */
+void update_fsp_upd(struct upd_region *fsp_upd);
+
+#endif
diff --git a/arch/x86/include/asm/fsp/fsp_types.h b/arch/x86/include/asm/fsp/fsp_types.h
new file mode 100644
index 0000000..f32d827
--- /dev/null
+++ b/arch/x86/include/asm/fsp/fsp_types.h
@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2013, Intel Corporation
+ * Copyright (C) 2014, Bin Meng <bmeng.cn@gmail.com>
+ *
+ * SPDX-License-Identifier:	Intel
+ */
+
+#ifndef __FSP_TYPES_H__
+#define __FSP_TYPES_H__
+
+/* 128 bit buffer containing a unique identifier value */
+struct efi_guid {
+	u32	data1;
+	u16	data2;
+	u16	data3;
+	u8	data4[8];
+};
+
+/**
+ * Returns a 16-bit signature built from 2 ASCII characters.
+ *
+ * This macro returns a 16-bit value built from the two ASCII characters
+ * specified by A and B.
+ *
+ * @A: The first ASCII character.
+ * @B: The second ASCII character.
+ *
+ * @return: A 16-bit value built from the two ASCII characters specified by
+ *          A and B.
+ */
+#define SIGNATURE_16(A, B)	((A) | (B << 8))
+
+/**
+ * Returns a 32-bit signature built from 4 ASCII characters.
+ *
+ * This macro returns a 32-bit value built from the four ASCII characters
+ * specified by A, B, C, and D.
+ *
+ * @A: The first ASCII character.
+ * @B: The second ASCII character.
+ * @C: The third ASCII character.
+ * @D: The fourth ASCII character.
+ *
+ * @return: A 32-bit value built from the two ASCII characters specified by
+ *          A, B, C and D.
+ */
+#define SIGNATURE_32(A, B, C, D)	\
+	(SIGNATURE_16(A, B) | (SIGNATURE_16(C, D) << 16))
+
+/**
+ * Returns a 64-bit signature built from 8 ASCII characters.
+ *
+ * This macro returns a 64-bit value built from the eight ASCII characters
+ * specified by A, B, C, D, E, F, G,and H.
+ *
+ * @A: The first ASCII character.
+ * @B: The second ASCII character.
+ * @C: The third ASCII character.
+ * @D: The fourth ASCII character.
+ * @E: The fifth ASCII character.
+ * @F: The sixth ASCII character.
+ * @G: The seventh ASCII character.
+ * @H: The eighth ASCII character.
+ *
+ * @return: A 64-bit value built from the two ASCII characters specified by
+ *          A, B, C, D, E, F, G and H.
+ */
+#define SIGNATURE_64(A, B, C, D, E, F, G, H)	\
+	(SIGNATURE_32(A, B, C, D) | ((u64)(SIGNATURE_32(E, F, G, H)) << 32))
+
+/*
+ * Define FSP API return status code.
+ * Compatiable with EFI_STATUS defined in PI Spec.
+ */
+#define FSP_SUCCESS		0
+#define FSP_INVALID_PARAM	0x80000002
+#define FSP_UNSUPPORTED		0x80000003
+#define FSP_DEVICE_ERROR	0x80000007
+#define FSP_NOT_FOUND		0x8000000E
+#define FSP_ALREADY_STARTED	0x80000014
+
+#endif