From 1021af4ded2d0961a4ba2ba89851719b098a98b6 Mon Sep 17 00:00:00 2001 From: Simon Glass Date: Tue, 27 Jan 2015 22:13:36 -0700 Subject: x86: Move common FSP code into a common location Signed-off-by: Simon Glass Reviewed-by: Bin Meng Tested-by: Bin Meng --- arch/x86/cpu/queensbay/Makefile | 2 +- arch/x86/cpu/queensbay/fsp_configs.c | 2 +- arch/x86/cpu/queensbay/fsp_support.c | 408 --------------------- arch/x86/cpu/queensbay/tnc.c | 2 +- arch/x86/cpu/queensbay/tnc_dram.c | 2 +- arch/x86/cpu/queensbay/tnc_pci.c | 2 +- arch/x86/include/asm/arch-queensbay/fsp/fsp_api.h | 55 --- .../include/asm/arch-queensbay/fsp/fsp_bootmode.h | 24 -- arch/x86/include/asm/arch-queensbay/fsp/fsp_ffs.h | 154 -------- arch/x86/include/asm/arch-queensbay/fsp/fsp_fv.h | 137 ------- arch/x86/include/asm/arch-queensbay/fsp/fsp_hob.h | 300 --------------- .../asm/arch-queensbay/fsp/fsp_infoheader.h | 32 -- .../include/asm/arch-queensbay/fsp/fsp_platform.h | 15 - .../include/asm/arch-queensbay/fsp/fsp_support.h | 208 ----------- .../x86/include/asm/arch-queensbay/fsp/fsp_types.h | 82 ----- arch/x86/include/asm/fsp/fsp_api.h | 55 +++ arch/x86/include/asm/fsp/fsp_bootmode.h | 24 ++ arch/x86/include/asm/fsp/fsp_ffs.h | 154 ++++++++ arch/x86/include/asm/fsp/fsp_fv.h | 137 +++++++ arch/x86/include/asm/fsp/fsp_hob.h | 300 +++++++++++++++ arch/x86/include/asm/fsp/fsp_infoheader.h | 32 ++ arch/x86/include/asm/fsp/fsp_platform.h | 15 + arch/x86/include/asm/fsp/fsp_support.h | 208 +++++++++++ arch/x86/include/asm/fsp/fsp_types.h | 82 +++++ arch/x86/lib/Makefile | 1 + arch/x86/lib/cmd_hob.c | 2 +- arch/x86/lib/fsp/Makefile | 7 + arch/x86/lib/fsp/fsp_support.c | 408 +++++++++++++++++++++ 28 files changed, 1429 insertions(+), 1421 deletions(-) delete mode 100644 arch/x86/cpu/queensbay/fsp_support.c delete mode 100644 arch/x86/include/asm/arch-queensbay/fsp/fsp_api.h delete mode 100644 arch/x86/include/asm/arch-queensbay/fsp/fsp_bootmode.h delete mode 100644 arch/x86/include/asm/arch-queensbay/fsp/fsp_ffs.h delete mode 100644 arch/x86/include/asm/arch-queensbay/fsp/fsp_fv.h delete mode 100644 arch/x86/include/asm/arch-queensbay/fsp/fsp_hob.h delete mode 100644 arch/x86/include/asm/arch-queensbay/fsp/fsp_infoheader.h delete mode 100644 arch/x86/include/asm/arch-queensbay/fsp/fsp_platform.h delete mode 100644 arch/x86/include/asm/arch-queensbay/fsp/fsp_support.h delete mode 100644 arch/x86/include/asm/arch-queensbay/fsp/fsp_types.h create mode 100644 arch/x86/include/asm/fsp/fsp_api.h create mode 100644 arch/x86/include/asm/fsp/fsp_bootmode.h create mode 100644 arch/x86/include/asm/fsp/fsp_ffs.h create mode 100644 arch/x86/include/asm/fsp/fsp_fv.h create mode 100644 arch/x86/include/asm/fsp/fsp_hob.h create mode 100644 arch/x86/include/asm/fsp/fsp_infoheader.h create mode 100644 arch/x86/include/asm/fsp/fsp_platform.h create mode 100644 arch/x86/include/asm/fsp/fsp_support.h create mode 100644 arch/x86/include/asm/fsp/fsp_types.h create mode 100644 arch/x86/lib/fsp/Makefile create mode 100644 arch/x86/lib/fsp/fsp_support.c (limited to 'arch/x86') diff --git a/arch/x86/cpu/queensbay/Makefile b/arch/x86/cpu/queensbay/Makefile index 2c2ec01..b3e7d87 100644 --- a/arch/x86/cpu/queensbay/Makefile +++ b/arch/x86/cpu/queensbay/Makefile @@ -5,5 +5,5 @@ # obj-y += tnc_car.o tnc_dram.o tnc.o topcliff.o -obj-y += fsp_configs.o fsp_support.o +obj-y += fsp_configs.o obj-$(CONFIG_PCI) += tnc_pci.o diff --git a/arch/x86/cpu/queensbay/fsp_configs.c b/arch/x86/cpu/queensbay/fsp_configs.c index af28e45..78bc966 100644 --- a/arch/x86/cpu/queensbay/fsp_configs.c +++ b/arch/x86/cpu/queensbay/fsp_configs.c @@ -6,7 +6,7 @@ */ #include -#include +#include void update_fsp_upd(struct upd_region *fsp_upd) { diff --git a/arch/x86/cpu/queensbay/fsp_support.c b/arch/x86/cpu/queensbay/fsp_support.c deleted file mode 100644 index aed3e2b..0000000 --- a/arch/x86/cpu/queensbay/fsp_support.c +++ /dev/null @@ -1,408 +0,0 @@ -/* - * Copyright (C) 2013, Intel Corporation - * Copyright (C) 2014, Bin Meng - * - * SPDX-License-Identifier: Intel - */ - -#include -#include -#include - -/** - * Compares two GUIDs - * - * If the GUIDs are identical then true is returned. - * If there are any bit differences in the two GUIDs, then false is returned. - * - * @guid1: A pointer to a 128 bit GUID. - * @guid2: A pointer to a 128 bit GUID. - * - * @retval true: guid1 and guid2 are identical. - * @retval false: guid1 and guid2 are not identical. - */ -static bool compare_guid(const struct efi_guid *guid1, - const struct efi_guid *guid2) -{ - if (memcmp(guid1, guid2, sizeof(struct efi_guid)) == 0) - return true; - else - return false; -} - -u32 __attribute__((optimize("O0"))) find_fsp_header(void) -{ - /* - * This function may be called before the a stack is established, - * so special care must be taken. First, it cannot declare any local - * variable using stack. Only register variable can be used here. - * Secondly, some compiler version will add prolog or epilog code - * for the C function. If so the function call may not work before - * stack is ready. - * - * GCC 4.8.1 has been verified to be working for the following codes. - */ - volatile register u8 *fsp asm("eax"); - - /* Initalize the FSP base */ - fsp = (u8 *)CONFIG_FSP_ADDR; - - /* Check the FV signature, _FVH */ - if (((struct fv_header *)fsp)->sign == EFI_FVH_SIGNATURE) { - /* Go to the end of the FV header and align the address */ - fsp += ((struct fv_header *)fsp)->ext_hdr_off; - fsp += ((struct fv_ext_header *)fsp)->ext_hdr_size; - fsp = (u8 *)(((u32)fsp + 7) & 0xFFFFFFF8); - } else { - fsp = 0; - } - - /* Check the FFS GUID */ - if (fsp && - ((struct ffs_file_header *)fsp)->name.data1 == FSP_GUID_DATA1 && - ((struct ffs_file_header *)fsp)->name.data2 == FSP_GUID_DATA2 && - ((struct ffs_file_header *)fsp)->name.data3 == FSP_GUID_DATA3 && - ((struct ffs_file_header *)fsp)->name.data4[0] == FSP_GUID_DATA4_0 && - ((struct ffs_file_header *)fsp)->name.data4[1] == FSP_GUID_DATA4_1 && - ((struct ffs_file_header *)fsp)->name.data4[2] == FSP_GUID_DATA4_2 && - ((struct ffs_file_header *)fsp)->name.data4[3] == FSP_GUID_DATA4_3 && - ((struct ffs_file_header *)fsp)->name.data4[4] == FSP_GUID_DATA4_4 && - ((struct ffs_file_header *)fsp)->name.data4[5] == FSP_GUID_DATA4_5 && - ((struct ffs_file_header *)fsp)->name.data4[6] == FSP_GUID_DATA4_6 && - ((struct ffs_file_header *)fsp)->name.data4[7] == FSP_GUID_DATA4_7) { - /* Add the FFS header size to find the raw section header */ - fsp += sizeof(struct ffs_file_header); - } else { - fsp = 0; - } - - if (fsp && - ((struct raw_section *)fsp)->type == EFI_SECTION_RAW) { - /* Add the raw section header size to find the FSP header */ - fsp += sizeof(struct raw_section); - } else { - fsp = 0; - } - - return (u32)fsp; -} - -void fsp_continue(struct shared_data *shared_data, u32 status, void *hob_list) -{ - u32 stack_len; - u32 stack_base; - u32 stack_top; - - post_code(POST_MRC); - - assert(status == 0); - - /* Get the migrated stack in normal memory */ - stack_base = (u32)fsp_get_bootloader_tmp_mem(hob_list, &stack_len); - assert(stack_base != 0); - stack_top = stack_base + stack_len - sizeof(u32); - - /* - * Old stack base is stored at the very end of the stack top, - * use it to calculate the migrated shared data base - */ - shared_data = (struct shared_data *)(stack_base + - ((u32)shared_data - *(u32 *)stack_top)); - - /* The boot loader main function entry */ - fsp_init_done(hob_list); -} - -void fsp_init(u32 stack_top, u32 boot_mode, void *nvs_buf) -{ - struct shared_data shared_data; - fsp_init_f init; - struct fsp_init_params params; - struct fspinit_rtbuf rt_buf; - struct vpd_region *fsp_vpd; - struct fsp_header *fsp_hdr; - struct fsp_init_params *params_ptr; - struct upd_region *fsp_upd; - - fsp_hdr = (struct fsp_header *)find_fsp_header(); - if (fsp_hdr == NULL) { - /* No valid FSP info header was found */ - panic("Invalid FSP header"); - } - - fsp_upd = (struct upd_region *)&shared_data.fsp_upd; - memset(&rt_buf, 0, sizeof(struct fspinit_rtbuf)); - - /* Reserve a gap in stack top */ - rt_buf.common.stack_top = (u32 *)stack_top - 32; - rt_buf.common.boot_mode = boot_mode; - rt_buf.common.upd_data = (struct upd_region *)fsp_upd; - - /* Get VPD region start */ - fsp_vpd = (struct vpd_region *)(fsp_hdr->img_base + - fsp_hdr->cfg_region_off); - - /* Verifify the VPD data region is valid */ - assert((fsp_vpd->img_rev == VPD_IMAGE_REV) && - (fsp_vpd->sign == VPD_IMAGE_ID)); - - /* Copy default data from Flash */ - memcpy(fsp_upd, (void *)(fsp_hdr->img_base + fsp_vpd->upd_offset), - sizeof(struct upd_region)); - - /* Verifify the UPD data region is valid */ - assert(fsp_upd->terminator == UPD_TERMINATOR); - - /* Override any UPD setting if required */ - update_fsp_upd(fsp_upd); - - memset(¶ms, 0, sizeof(struct fsp_init_params)); - params.nvs_buf = nvs_buf; - params.rt_buf = (struct fspinit_rtbuf *)&rt_buf; - params.continuation = (fsp_continuation_f)asm_continuation; - - init = (fsp_init_f)(fsp_hdr->img_base + fsp_hdr->fsp_init); - params_ptr = ¶ms; - - shared_data.fsp_hdr = fsp_hdr; - shared_data.stack_top = (u32 *)stack_top; - - post_code(POST_PRE_MRC); - - /* - * Use ASM code to ensure the register value in EAX & ECX - * will be passed into BlContinuationFunc - */ - asm volatile ( - "pushl %0;" - "call *%%eax;" - ".global asm_continuation;" - "asm_continuation:;" - "movl %%ebx, %%eax;" /* shared_data */ - "movl 4(%%esp), %%edx;" /* status */ - "movl 8(%%esp), %%ecx;" /* hob_list */ - "jmp fsp_continue;" - : : "m"(params_ptr), "a"(init), "b"(&shared_data) - ); - - /* - * Should never get here. - * Control will continue from fsp_continue. - * This line below is to prevent the compiler from optimizing - * structure intialization. - * - * DO NOT REMOVE! - */ - init(¶ms); -} - -u32 fsp_notify(struct fsp_header *fsp_hdr, u32 phase) -{ - fsp_notify_f notify; - struct fsp_notify_params params; - struct fsp_notify_params *params_ptr; - u32 status; - - if (!fsp_hdr) - fsp_hdr = (struct fsp_header *)find_fsp_header(); - - if (fsp_hdr == NULL) { - /* No valid FSP info header */ - panic("Invalid FSP header"); - } - - notify = (fsp_notify_f)(fsp_hdr->img_base + fsp_hdr->fsp_notify); - params.phase = phase; - params_ptr = ¶ms; - - /* - * Use ASM code to ensure correct parameter is on the stack for - * FspNotify as U-Boot is using different ABI from FSP - */ - asm volatile ( - "pushl %1;" /* push notify phase */ - "call *%%eax;" /* call FspNotify */ - "addl $4, %%esp;" /* clean up the stack */ - : "=a"(status) : "m"(params_ptr), "a"(notify), "m"(*params_ptr) - ); - - return status; -} - -u32 fsp_get_usable_lowmem_top(const void *hob_list) -{ - const struct hob_header *hdr; - struct hob_res_desc *res_desc; - phys_addr_t phys_start; - u32 top; - - /* Get the HOB list for processing */ - hdr = hob_list; - - /* * Collect memory ranges */ - top = FSP_LOWMEM_BASE; - while (!end_of_hob(hdr)) { - if (hdr->type == HOB_TYPE_RES_DESC) { - res_desc = (struct hob_res_desc *)hdr; - if (res_desc->type == RES_SYS_MEM) { - phys_start = res_desc->phys_start; - /* Need memory above 1MB to be collected here */ - if (phys_start >= FSP_LOWMEM_BASE && - phys_start < (phys_addr_t)FSP_HIGHMEM_BASE) - top += (u32)(res_desc->len); - } - } - hdr = get_next_hob(hdr); - } - - return top; -} - -u64 fsp_get_usable_highmem_top(const void *hob_list) -{ - const struct hob_header *hdr; - struct hob_res_desc *res_desc; - phys_addr_t phys_start; - u64 top; - - /* Get the HOB list for processing */ - hdr = hob_list; - - /* Collect memory ranges */ - top = FSP_HIGHMEM_BASE; - while (!end_of_hob(hdr)) { - if (hdr->type == HOB_TYPE_RES_DESC) { - res_desc = (struct hob_res_desc *)hdr; - if (res_desc->type == RES_SYS_MEM) { - phys_start = res_desc->phys_start; - /* Need memory above 1MB to be collected here */ - if (phys_start >= (phys_addr_t)FSP_HIGHMEM_BASE) - top += (u32)(res_desc->len); - } - } - hdr = get_next_hob(hdr); - } - - return top; -} - -u64 fsp_get_reserved_mem_from_guid(const void *hob_list, u64 *len, - struct efi_guid *guid) -{ - const struct hob_header *hdr; - struct hob_res_desc *res_desc; - - /* Get the HOB list for processing */ - hdr = hob_list; - - /* Collect memory ranges */ - while (!end_of_hob(hdr)) { - if (hdr->type == HOB_TYPE_RES_DESC) { - res_desc = (struct hob_res_desc *)hdr; - if (res_desc->type == RES_MEM_RESERVED) { - if (compare_guid(&res_desc->owner, guid)) { - if (len) - *len = (u32)(res_desc->len); - - return (u64)(res_desc->phys_start); - } - } - } - hdr = get_next_hob(hdr); - } - - return 0; -} - -u32 fsp_get_fsp_reserved_mem(const void *hob_list, u32 *len) -{ - const struct efi_guid guid = FSP_HOB_RESOURCE_OWNER_FSP_GUID; - u64 length; - u32 base; - - base = (u32)fsp_get_reserved_mem_from_guid(hob_list, - &length, (struct efi_guid *)&guid); - if ((len != 0) && (base != 0)) - *len = (u32)length; - - return base; -} - -u32 fsp_get_tseg_reserved_mem(const void *hob_list, u32 *len) -{ - const struct efi_guid guid = FSP_HOB_RESOURCE_OWNER_TSEG_GUID; - u64 length; - u32 base; - - base = (u32)fsp_get_reserved_mem_from_guid(hob_list, - &length, (struct efi_guid *)&guid); - if ((len != 0) && (base != 0)) - *len = (u32)length; - - return base; -} - -const struct hob_header *fsp_get_next_hob(uint type, const void *hob_list) -{ - const struct hob_header *hdr; - - hdr = hob_list; - - /* Parse the HOB list until end of list or matching type is found */ - while (!end_of_hob(hdr)) { - if (hdr->type == type) - return hdr; - - hdr = get_next_hob(hdr); - } - - return NULL; -} - -const struct hob_header *fsp_get_next_guid_hob(const struct efi_guid *guid, - const void *hob_list) -{ - const struct hob_header *hdr; - struct hob_guid *guid_hob; - - hdr = hob_list; - while ((hdr = fsp_get_next_hob(HOB_TYPE_GUID_EXT, - hdr)) != NULL) { - guid_hob = (struct hob_guid *)hdr; - if (compare_guid(guid, &(guid_hob->name))) - break; - hdr = get_next_hob(hdr); - } - - return hdr; -} - -void *fsp_get_guid_hob_data(const void *hob_list, u32 *len, - struct efi_guid *guid) -{ - const struct hob_header *guid_hob; - - guid_hob = fsp_get_next_guid_hob(guid, hob_list); - if (guid_hob == NULL) { - return NULL; - } else { - if (len) - *len = get_guid_hob_data_size(guid_hob); - - return get_guid_hob_data(guid_hob); - } -} - -void *fsp_get_nvs_data(const void *hob_list, u32 *len) -{ - const struct efi_guid guid = FSP_NON_VOLATILE_STORAGE_HOB_GUID; - - return fsp_get_guid_hob_data(hob_list, len, (struct efi_guid *)&guid); -} - -void *fsp_get_bootloader_tmp_mem(const void *hob_list, u32 *len) -{ - const struct efi_guid guid = FSP_BOOTLOADER_TEMP_MEM_HOB_GUID; - - return fsp_get_guid_hob_data(hob_list, len, (struct efi_guid *)&guid); -} diff --git a/arch/x86/cpu/queensbay/tnc.c b/arch/x86/cpu/queensbay/tnc.c index 8637cdc..f9b3bfa 100644 --- a/arch/x86/cpu/queensbay/tnc.c +++ b/arch/x86/cpu/queensbay/tnc.c @@ -9,7 +9,7 @@ #include #include #include -#include +#include #include static void unprotect_spi_flash(void) diff --git a/arch/x86/cpu/queensbay/tnc_dram.c b/arch/x86/cpu/queensbay/tnc_dram.c index df79a39..4c0a7c8 100644 --- a/arch/x86/cpu/queensbay/tnc_dram.c +++ b/arch/x86/cpu/queensbay/tnc_dram.c @@ -5,7 +5,7 @@ */ #include -#include +#include #include #include diff --git a/arch/x86/cpu/queensbay/tnc_pci.c b/arch/x86/cpu/queensbay/tnc_pci.c index 39bff49..9b0b725 100644 --- a/arch/x86/cpu/queensbay/tnc_pci.c +++ b/arch/x86/cpu/queensbay/tnc_pci.c @@ -7,7 +7,7 @@ #include #include #include -#include +#include DECLARE_GLOBAL_DATA_PTR; diff --git a/arch/x86/include/asm/arch-queensbay/fsp/fsp_api.h b/arch/x86/include/asm/arch-queensbay/fsp/fsp_api.h deleted file mode 100644 index a9d7156..0000000 --- a/arch/x86/include/asm/arch-queensbay/fsp/fsp_api.h +++ /dev/null @@ -1,55 +0,0 @@ -/* - * Copyright (C) 2013, Intel Corporation - * Copyright (C) 2014, Bin Meng - * - * 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/arch-queensbay/fsp/fsp_bootmode.h b/arch/x86/include/asm/arch-queensbay/fsp/fsp_bootmode.h deleted file mode 100644 index c3f8b49..0000000 --- a/arch/x86/include/asm/arch-queensbay/fsp/fsp_bootmode.h +++ /dev/null @@ -1,24 +0,0 @@ -/* - * Copyright (C) 2013, Intel Corporation - * Copyright (C) 2014, Bin Meng - * - * 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/arch-queensbay/fsp/fsp_ffs.h b/arch/x86/include/asm/arch-queensbay/fsp/fsp_ffs.h deleted file mode 100644 index eaec2b4..0000000 --- a/arch/x86/include/asm/arch-queensbay/fsp/fsp_ffs.h +++ /dev/null @@ -1,154 +0,0 @@ -/* - * Copyright (C) 2013, Intel Corporation - * Copyright (C) 2014, Bin Meng - * - * 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/arch-queensbay/fsp/fsp_fv.h b/arch/x86/include/asm/arch-queensbay/fsp/fsp_fv.h deleted file mode 100644 index a024451..0000000 --- a/arch/x86/include/asm/arch-queensbay/fsp/fsp_fv.h +++ /dev/null @@ -1,137 +0,0 @@ -/* - * Copyright (C) 2013, Intel Corporation - * Copyright (C) 2014, Bin Meng - * - * 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/arch-queensbay/fsp/fsp_hob.h b/arch/x86/include/asm/arch-queensbay/fsp/fsp_hob.h deleted file mode 100644 index 6cca7f5..0000000 --- a/arch/x86/include/asm/arch-queensbay/fsp/fsp_hob.h +++ /dev/null @@ -1,300 +0,0 @@ -/* - * Copyright (C) 2013, Intel Corporation - * Copyright (C) 2014, Bin Meng - * - * 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/arch-queensbay/fsp/fsp_infoheader.h b/arch/x86/include/asm/arch-queensbay/fsp/fsp_infoheader.h deleted file mode 100644 index 4a4d627..0000000 --- a/arch/x86/include/asm/arch-queensbay/fsp/fsp_infoheader.h +++ /dev/null @@ -1,32 +0,0 @@ -/* - * Copyright (C) 2013, Intel Corporation - * Copyright (C) 2014, Bin Meng - * - * 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/arch-queensbay/fsp/fsp_platform.h b/arch/x86/include/asm/arch-queensbay/fsp/fsp_platform.h deleted file mode 100644 index 61286ce..0000000 --- a/arch/x86/include/asm/arch-queensbay/fsp/fsp_platform.h +++ /dev/null @@ -1,15 +0,0 @@ -/* - * Copyright (C) 2013, Intel Corporation - * Copyright (C) 2014, Bin Meng - * - * 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/arch-queensbay/fsp/fsp_support.h b/arch/x86/include/asm/arch-queensbay/fsp/fsp_support.h deleted file mode 100644 index ebdbd03..0000000 --- a/arch/x86/include/asm/arch-queensbay/fsp/fsp_support.h +++ /dev/null @@ -1,208 +0,0 @@ -/* - * Copyright (C) 2013, Intel Corporation - * Copyright (C) 2014, Bin Meng - * - * 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 "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/arch-queensbay/fsp/fsp_types.h b/arch/x86/include/asm/arch-queensbay/fsp/fsp_types.h deleted file mode 100644 index f32d827..0000000 --- a/arch/x86/include/asm/arch-queensbay/fsp/fsp_types.h +++ /dev/null @@ -1,82 +0,0 @@ -/* - * Copyright (C) 2013, Intel Corporation - * Copyright (C) 2014, Bin Meng - * - * 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 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 + * + * 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 + * + * 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 + * + * 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 + * + * 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 + * + * 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 + * + * 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 + * + * 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 + * + * 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 + +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 + * + * 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 diff --git a/arch/x86/lib/Makefile b/arch/x86/lib/Makefile index 32d7b98..c17f7f0 100644 --- a/arch/x86/lib/Makefile +++ b/arch/x86/lib/Makefile @@ -25,6 +25,7 @@ obj-y += string.o obj-$(CONFIG_SYS_X86_TSC_TIMER) += tsc_timer.o obj-$(CONFIG_VIDEO_VGA) += video.o obj-$(CONFIG_CMD_ZBOOT) += zimage.o +obj-$(CONFIG_HAVE_FSP) += fsp/ extra-$(CONFIG_USE_PRIVATE_LIBGCC) := lib.a diff --git a/arch/x86/lib/cmd_hob.c b/arch/x86/lib/cmd_hob.c index a0ef037..915746a 100644 --- a/arch/x86/lib/cmd_hob.c +++ b/arch/x86/lib/cmd_hob.c @@ -7,7 +7,7 @@ #include #include #include -#include +#include DECLARE_GLOBAL_DATA_PTR; diff --git a/arch/x86/lib/fsp/Makefile b/arch/x86/lib/fsp/Makefile new file mode 100644 index 0000000..1b9b0e2 --- /dev/null +++ b/arch/x86/lib/fsp/Makefile @@ -0,0 +1,7 @@ +# +# Copyright (C) 2015 Google, Inc +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y += fsp_support.o diff --git a/arch/x86/lib/fsp/fsp_support.c b/arch/x86/lib/fsp/fsp_support.c new file mode 100644 index 0000000..f6ae85a --- /dev/null +++ b/arch/x86/lib/fsp/fsp_support.c @@ -0,0 +1,408 @@ +/* + * Copyright (C) 2013, Intel Corporation + * Copyright (C) 2014, Bin Meng + * + * SPDX-License-Identifier: Intel + */ + +#include +#include +#include + +/** + * Compares two GUIDs + * + * If the GUIDs are identical then true is returned. + * If there are any bit differences in the two GUIDs, then false is returned. + * + * @guid1: A pointer to a 128 bit GUID. + * @guid2: A pointer to a 128 bit GUID. + * + * @retval true: guid1 and guid2 are identical. + * @retval false: guid1 and guid2 are not identical. + */ +static bool compare_guid(const struct efi_guid *guid1, + const struct efi_guid *guid2) +{ + if (memcmp(guid1, guid2, sizeof(struct efi_guid)) == 0) + return true; + else + return false; +} + +u32 __attribute__((optimize("O0"))) find_fsp_header(void) +{ + /* + * This function may be called before the a stack is established, + * so special care must be taken. First, it cannot declare any local + * variable using stack. Only register variable can be used here. + * Secondly, some compiler version will add prolog or epilog code + * for the C function. If so the function call may not work before + * stack is ready. + * + * GCC 4.8.1 has been verified to be working for the following codes. + */ + volatile register u8 *fsp asm("eax"); + + /* Initalize the FSP base */ + fsp = (u8 *)CONFIG_FSP_ADDR; + + /* Check the FV signature, _FVH */ + if (((struct fv_header *)fsp)->sign == EFI_FVH_SIGNATURE) { + /* Go to the end of the FV header and align the address */ + fsp += ((struct fv_header *)fsp)->ext_hdr_off; + fsp += ((struct fv_ext_header *)fsp)->ext_hdr_size; + fsp = (u8 *)(((u32)fsp + 7) & 0xFFFFFFF8); + } else { + fsp = 0; + } + + /* Check the FFS GUID */ + if (fsp && + ((struct ffs_file_header *)fsp)->name.data1 == FSP_GUID_DATA1 && + ((struct ffs_file_header *)fsp)->name.data2 == FSP_GUID_DATA2 && + ((struct ffs_file_header *)fsp)->name.data3 == FSP_GUID_DATA3 && + ((struct ffs_file_header *)fsp)->name.data4[0] == FSP_GUID_DATA4_0 && + ((struct ffs_file_header *)fsp)->name.data4[1] == FSP_GUID_DATA4_1 && + ((struct ffs_file_header *)fsp)->name.data4[2] == FSP_GUID_DATA4_2 && + ((struct ffs_file_header *)fsp)->name.data4[3] == FSP_GUID_DATA4_3 && + ((struct ffs_file_header *)fsp)->name.data4[4] == FSP_GUID_DATA4_4 && + ((struct ffs_file_header *)fsp)->name.data4[5] == FSP_GUID_DATA4_5 && + ((struct ffs_file_header *)fsp)->name.data4[6] == FSP_GUID_DATA4_6 && + ((struct ffs_file_header *)fsp)->name.data4[7] == FSP_GUID_DATA4_7) { + /* Add the FFS header size to find the raw section header */ + fsp += sizeof(struct ffs_file_header); + } else { + fsp = 0; + } + + if (fsp && + ((struct raw_section *)fsp)->type == EFI_SECTION_RAW) { + /* Add the raw section header size to find the FSP header */ + fsp += sizeof(struct raw_section); + } else { + fsp = 0; + } + + return (u32)fsp; +} + +void fsp_continue(struct shared_data *shared_data, u32 status, void *hob_list) +{ + u32 stack_len; + u32 stack_base; + u32 stack_top; + + post_code(POST_MRC); + + assert(status == 0); + + /* Get the migrated stack in normal memory */ + stack_base = (u32)fsp_get_bootloader_tmp_mem(hob_list, &stack_len); + assert(stack_base != 0); + stack_top = stack_base + stack_len - sizeof(u32); + + /* + * Old stack base is stored at the very end of the stack top, + * use it to calculate the migrated shared data base + */ + shared_data = (struct shared_data *)(stack_base + + ((u32)shared_data - *(u32 *)stack_top)); + + /* The boot loader main function entry */ + fsp_init_done(hob_list); +} + +void fsp_init(u32 stack_top, u32 boot_mode, void *nvs_buf) +{ + struct shared_data shared_data; + fsp_init_f init; + struct fsp_init_params params; + struct fspinit_rtbuf rt_buf; + struct vpd_region *fsp_vpd; + struct fsp_header *fsp_hdr; + struct fsp_init_params *params_ptr; + struct upd_region *fsp_upd; + + fsp_hdr = (struct fsp_header *)find_fsp_header(); + if (fsp_hdr == NULL) { + /* No valid FSP info header was found */ + panic("Invalid FSP header"); + } + + fsp_upd = (struct upd_region *)&shared_data.fsp_upd; + memset(&rt_buf, 0, sizeof(struct fspinit_rtbuf)); + + /* Reserve a gap in stack top */ + rt_buf.common.stack_top = (u32 *)stack_top - 32; + rt_buf.common.boot_mode = boot_mode; + rt_buf.common.upd_data = (struct upd_region *)fsp_upd; + + /* Get VPD region start */ + fsp_vpd = (struct vpd_region *)(fsp_hdr->img_base + + fsp_hdr->cfg_region_off); + + /* Verifify the VPD data region is valid */ + assert((fsp_vpd->img_rev == VPD_IMAGE_REV) && + (fsp_vpd->sign == VPD_IMAGE_ID)); + + /* Copy default data from Flash */ + memcpy(fsp_upd, (void *)(fsp_hdr->img_base + fsp_vpd->upd_offset), + sizeof(struct upd_region)); + + /* Verifify the UPD data region is valid */ + assert(fsp_upd->terminator == UPD_TERMINATOR); + + /* Override any UPD setting if required */ + update_fsp_upd(fsp_upd); + + memset(¶ms, 0, sizeof(struct fsp_init_params)); + params.nvs_buf = nvs_buf; + params.rt_buf = (struct fspinit_rtbuf *)&rt_buf; + params.continuation = (fsp_continuation_f)asm_continuation; + + init = (fsp_init_f)(fsp_hdr->img_base + fsp_hdr->fsp_init); + params_ptr = ¶ms; + + shared_data.fsp_hdr = fsp_hdr; + shared_data.stack_top = (u32 *)stack_top; + + post_code(POST_PRE_MRC); + + /* + * Use ASM code to ensure the register value in EAX & ECX + * will be passed into BlContinuationFunc + */ + asm volatile ( + "pushl %0;" + "call *%%eax;" + ".global asm_continuation;" + "asm_continuation:;" + "movl %%ebx, %%eax;" /* shared_data */ + "movl 4(%%esp), %%edx;" /* status */ + "movl 8(%%esp), %%ecx;" /* hob_list */ + "jmp fsp_continue;" + : : "m"(params_ptr), "a"(init), "b"(&shared_data) + ); + + /* + * Should never get here. + * Control will continue from fsp_continue. + * This line below is to prevent the compiler from optimizing + * structure intialization. + * + * DO NOT REMOVE! + */ + init(¶ms); +} + +u32 fsp_notify(struct fsp_header *fsp_hdr, u32 phase) +{ + fsp_notify_f notify; + struct fsp_notify_params params; + struct fsp_notify_params *params_ptr; + u32 status; + + if (!fsp_hdr) + fsp_hdr = (struct fsp_header *)find_fsp_header(); + + if (fsp_hdr == NULL) { + /* No valid FSP info header */ + panic("Invalid FSP header"); + } + + notify = (fsp_notify_f)(fsp_hdr->img_base + fsp_hdr->fsp_notify); + params.phase = phase; + params_ptr = ¶ms; + + /* + * Use ASM code to ensure correct parameter is on the stack for + * FspNotify as U-Boot is using different ABI from FSP + */ + asm volatile ( + "pushl %1;" /* push notify phase */ + "call *%%eax;" /* call FspNotify */ + "addl $4, %%esp;" /* clean up the stack */ + : "=a"(status) : "m"(params_ptr), "a"(notify), "m"(*params_ptr) + ); + + return status; +} + +u32 fsp_get_usable_lowmem_top(const void *hob_list) +{ + const struct hob_header *hdr; + struct hob_res_desc *res_desc; + phys_addr_t phys_start; + u32 top; + + /* Get the HOB list for processing */ + hdr = hob_list; + + /* * Collect memory ranges */ + top = FSP_LOWMEM_BASE; + while (!end_of_hob(hdr)) { + if (hdr->type == HOB_TYPE_RES_DESC) { + res_desc = (struct hob_res_desc *)hdr; + if (res_desc->type == RES_SYS_MEM) { + phys_start = res_desc->phys_start; + /* Need memory above 1MB to be collected here */ + if (phys_start >= FSP_LOWMEM_BASE && + phys_start < (phys_addr_t)FSP_HIGHMEM_BASE) + top += (u32)(res_desc->len); + } + } + hdr = get_next_hob(hdr); + } + + return top; +} + +u64 fsp_get_usable_highmem_top(const void *hob_list) +{ + const struct hob_header *hdr; + struct hob_res_desc *res_desc; + phys_addr_t phys_start; + u64 top; + + /* Get the HOB list for processing */ + hdr = hob_list; + + /* Collect memory ranges */ + top = FSP_HIGHMEM_BASE; + while (!end_of_hob(hdr)) { + if (hdr->type == HOB_TYPE_RES_DESC) { + res_desc = (struct hob_res_desc *)hdr; + if (res_desc->type == RES_SYS_MEM) { + phys_start = res_desc->phys_start; + /* Need memory above 1MB to be collected here */ + if (phys_start >= (phys_addr_t)FSP_HIGHMEM_BASE) + top += (u32)(res_desc->len); + } + } + hdr = get_next_hob(hdr); + } + + return top; +} + +u64 fsp_get_reserved_mem_from_guid(const void *hob_list, u64 *len, + struct efi_guid *guid) +{ + const struct hob_header *hdr; + struct hob_res_desc *res_desc; + + /* Get the HOB list for processing */ + hdr = hob_list; + + /* Collect memory ranges */ + while (!end_of_hob(hdr)) { + if (hdr->type == HOB_TYPE_RES_DESC) { + res_desc = (struct hob_res_desc *)hdr; + if (res_desc->type == RES_MEM_RESERVED) { + if (compare_guid(&res_desc->owner, guid)) { + if (len) + *len = (u32)(res_desc->len); + + return (u64)(res_desc->phys_start); + } + } + } + hdr = get_next_hob(hdr); + } + + return 0; +} + +u32 fsp_get_fsp_reserved_mem(const void *hob_list, u32 *len) +{ + const struct efi_guid guid = FSP_HOB_RESOURCE_OWNER_FSP_GUID; + u64 length; + u32 base; + + base = (u32)fsp_get_reserved_mem_from_guid(hob_list, + &length, (struct efi_guid *)&guid); + if ((len != 0) && (base != 0)) + *len = (u32)length; + + return base; +} + +u32 fsp_get_tseg_reserved_mem(const void *hob_list, u32 *len) +{ + const struct efi_guid guid = FSP_HOB_RESOURCE_OWNER_TSEG_GUID; + u64 length; + u32 base; + + base = (u32)fsp_get_reserved_mem_from_guid(hob_list, + &length, (struct efi_guid *)&guid); + if ((len != 0) && (base != 0)) + *len = (u32)length; + + return base; +} + +const struct hob_header *fsp_get_next_hob(uint type, const void *hob_list) +{ + const struct hob_header *hdr; + + hdr = hob_list; + + /* Parse the HOB list until end of list or matching type is found */ + while (!end_of_hob(hdr)) { + if (hdr->type == type) + return hdr; + + hdr = get_next_hob(hdr); + } + + return NULL; +} + +const struct hob_header *fsp_get_next_guid_hob(const struct efi_guid *guid, + const void *hob_list) +{ + const struct hob_header *hdr; + struct hob_guid *guid_hob; + + hdr = hob_list; + while ((hdr = fsp_get_next_hob(HOB_TYPE_GUID_EXT, + hdr)) != NULL) { + guid_hob = (struct hob_guid *)hdr; + if (compare_guid(guid, &(guid_hob->name))) + break; + hdr = get_next_hob(hdr); + } + + return hdr; +} + +void *fsp_get_guid_hob_data(const void *hob_list, u32 *len, + struct efi_guid *guid) +{ + const struct hob_header *guid_hob; + + guid_hob = fsp_get_next_guid_hob(guid, hob_list); + if (guid_hob == NULL) { + return NULL; + } else { + if (len) + *len = get_guid_hob_data_size(guid_hob); + + return get_guid_hob_data(guid_hob); + } +} + +void *fsp_get_nvs_data(const void *hob_list, u32 *len) +{ + const struct efi_guid guid = FSP_NON_VOLATILE_STORAGE_HOB_GUID; + + return fsp_get_guid_hob_data(hob_list, len, (struct efi_guid *)&guid); +} + +void *fsp_get_bootloader_tmp_mem(const void *hob_list, u32 *len) +{ + const struct efi_guid guid = FSP_BOOTLOADER_TEMP_MEM_HOB_GUID; + + return fsp_get_guid_hob_data(hob_list, len, (struct efi_guid *)&guid); +} -- cgit v1.1