diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/cxl_err.h | 22 | ||||
| -rw-r--r-- | include/linux/efi.h | 36 |
2 files changed, 27 insertions, 31 deletions
diff --git a/include/linux/cxl_err.h b/include/linux/cxl_err.h deleted file mode 100644 index 629e1bdeda44..000000000000 --- a/include/linux/cxl_err.h +++ /dev/null @@ -1,22 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Copyright (C) 2022 Advanced Micro Devices, Inc. - * - * Author: Smita Koralahalli <Smita.KoralahalliChannabasappa@amd.com> - */ - -#ifndef LINUX_CXL_ERR_H -#define LINUX_CXL_ERR_H - -/* CXL RAS Capability Structure, CXL v3.1 sec 8.2.4.16 */ -struct cxl_ras_capability_regs { - u32 uncor_status; - u32 uncor_mask; - u32 uncor_severity; - u32 cor_status; - u32 cor_mask; - u32 cap_control; - u32 header_log[16]; -}; - -#endif //__CXL_ERR_ diff --git a/include/linux/efi.h b/include/linux/efi.h index 98598bd1d2fa..04a733f0ba95 100644 --- a/include/linux/efi.h +++ b/include/linux/efi.h @@ -391,6 +391,7 @@ void efi_native_runtime_setup(void); #define EFI_RT_PROPERTIES_TABLE_GUID EFI_GUID(0xeb66918a, 0x7eef, 0x402a, 0x84, 0x2e, 0x93, 0x1d, 0x21, 0xc3, 0x8a, 0xe9) #define EFI_DXE_SERVICES_TABLE_GUID EFI_GUID(0x05ad34ba, 0x6f02, 0x4214, 0x95, 0x2e, 0x4d, 0xa0, 0x39, 0x8e, 0x2b, 0xb9) #define EFI_SMBIOS_PROTOCOL_GUID EFI_GUID(0x03583ff6, 0xcb36, 0x4940, 0x94, 0x7e, 0xb9, 0xb3, 0x9f, 0x4a, 0xfa, 0xf7) +#define EFI_MEMORY_ATTRIBUTE_PROTOCOL_GUID EFI_GUID(0xf4560cf6, 0x40ec, 0x4b4a, 0xa1, 0x92, 0xbf, 0x1d, 0x57, 0xd0, 0xb1, 0x89) #define EFI_IMAGE_SECURITY_DATABASE_GUID EFI_GUID(0xd719b2cb, 0x3d3a, 0x4596, 0xa3, 0xbc, 0xda, 0xd0, 0x0e, 0x67, 0x65, 0x6f) #define EFI_SHIM_LOCK_GUID EFI_GUID(0x605dab50, 0xe046, 0x4300, 0xab, 0xb6, 0x3d, 0xd8, 0x10, 0xdd, 0x8b, 0x23) @@ -583,11 +584,15 @@ typedef struct { #define EFI_INVALID_TABLE_ADDR (~0UL) +// BIT0 implies that Runtime code includes the forward control flow guard +// instruction, such as X86 CET-IBT or ARM BTI. +#define EFI_MEMORY_ATTRIBUTES_FLAGS_RT_FORWARD_CONTROL_FLOW_GUARD 0x1 + typedef struct { u32 version; u32 num_entries; u32 desc_size; - u32 reserved; + u32 flags; efi_memory_desc_t entry[0]; } efi_memory_attributes_table_t; @@ -721,8 +726,7 @@ static inline void efi_esrt_init(void) { } extern int efi_config_parse_tables(const efi_config_table_t *config_tables, int count, const efi_config_table_type_t *arch_tables); -extern int efi_systab_check_header(const efi_table_hdr_t *systab_hdr, - int min_major_version); +extern int efi_systab_check_header(const efi_table_hdr_t *systab_hdr); extern void efi_systab_report_header(const efi_table_hdr_t *systab_hdr, unsigned long fw_vendor); extern u64 efi_get_iobase (void); @@ -732,6 +736,7 @@ extern u64 efi_mem_attribute (unsigned long phys_addr, unsigned long size); extern int __init efi_uart_console_only (void); extern u64 efi_mem_desc_end(efi_memory_desc_t *md); extern int efi_mem_desc_lookup(u64 phys_addr, efi_memory_desc_t *out_md); +extern int __efi_mem_desc_lookup(u64 phys_addr, efi_memory_desc_t *out_md); extern void efi_mem_reserve(phys_addr_t addr, u64 size); extern int efi_mem_reserve_persistent(phys_addr_t addr, u64 size); extern void efi_initialize_iomem_resources(struct resource *code_resource, @@ -751,7 +756,7 @@ extern unsigned long efi_mem_attr_table; * argument in the page tables referred to by the * first argument. */ -typedef int (*efi_memattr_perm_setter)(struct mm_struct *, efi_memory_desc_t *); +typedef int (*efi_memattr_perm_setter)(struct mm_struct *, efi_memory_desc_t *, bool); extern int efi_memattr_init(void); extern int efi_memattr_apply_permissions(struct mm_struct *mm, @@ -1040,7 +1045,6 @@ struct efivar_operations { struct efivars { struct kset *kset; - struct kobject *kobject; const struct efivar_operations *ops; }; @@ -1054,12 +1058,16 @@ struct efivars { #define EFI_VAR_NAME_LEN 1024 int efivars_register(struct efivars *efivars, - const struct efivar_operations *ops, - struct kobject *kobject); + const struct efivar_operations *ops); int efivars_unregister(struct efivars *efivars); -struct kobject *efivars_kobject(void); -int efivar_supports_writes(void); +#ifdef CONFIG_EFI +bool efivar_is_available(void); +#else +static inline bool efivar_is_available(void) { return false; } +#endif + +bool efivar_supports_writes(void); int efivar_lock(void); int efivar_trylock(void); @@ -1319,4 +1327,14 @@ struct linux_efi_initrd { /* Header of a populated EFI secret area */ #define EFI_SECRET_TABLE_HEADER_GUID EFI_GUID(0x1e74f542, 0x71dd, 0x4d66, 0x96, 0x3e, 0xef, 0x42, 0x87, 0xff, 0x17, 0x3b) +bool xen_efi_config_table_is_usable(const efi_guid_t *guid, unsigned long table); + +static inline +bool efi_config_table_is_usable(const efi_guid_t *guid, unsigned long table) +{ + if (!IS_ENABLED(CONFIG_XEN_EFI)) + return true; + return xen_efi_config_table_is_usable(guid, table); +} + #endif /* _LINUX_EFI_H */ |