From patchwork Mon Feb 10 16:02:38 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ard Biesheuvel X-Patchwork-Id: 206592 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1EE94C352A3 for ; Mon, 10 Feb 2020 16:03:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BE5EE24649 for ; Mon, 10 Feb 2020 16:03:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1581350596; bh=tBA84jqUd9JPhq4w/iyU/aSbYVNefx2pxgv2vfXYgeo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=qiFXsLoiOalsDsefbPsu957UP8unb9C8ZU8275wo+dgzrkONiM5UvyzV0JIT35Qsu M92bS79kdy1BXkrnIs9hIHJxh7wJq9XkxBxsam3yuBUEpuUQeY05O7dwrt/U1SKEWp v8TtR63WxXfm3Zx383LAIjOgA2eErCh4Vpry+qV4= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727786AbgBJQDP (ORCPT ); Mon, 10 Feb 2020 11:03:15 -0500 Received: from mail.kernel.org ([198.145.29.99]:52770 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727435AbgBJQDP (ORCPT ); Mon, 10 Feb 2020 11:03:15 -0500 Received: from e123331-lin.home (amontpellier-657-1-18-247.w109-210.abo.wanadoo.fr [109.210.65.247]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 3357924650; Mon, 10 Feb 2020 16:03:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1581350593; bh=tBA84jqUd9JPhq4w/iyU/aSbYVNefx2pxgv2vfXYgeo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=J7Dx4JVb8jJ57gFr9lDzqFt1bgiYxwraRyHfDN3iEWMibq/Fabdex1jQ1faNzZq0f N2pKvLeRTGnrAsEF+WElC2ekwe7z4YB6CZqRSU+zo2yZCNzuSKsj7S4alPJYIQcd/q Q4Fg8tPPb5wFItaHLxfdA0PfoP8fHwfJb8N4T/yA= From: Ard Biesheuvel To: linux-efi@vger.kernel.org Cc: Ard Biesheuvel , nivedita@alum.mit.edu, mingo@kernel.org, lukas@wunner.de, atish.patra@wdc.com Subject: [PATCH 09/19] efi/libstub: Move stub specific declarations into efistub.h Date: Mon, 10 Feb 2020 17:02:38 +0100 Message-Id: <20200210160248.4889-10-ardb@kernel.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200210160248.4889-1-ardb@kernel.org> References: <20200210160248.4889-1-ardb@kernel.org> Sender: linux-efi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-efi@vger.kernel.org Move all the declarations that are only used in stub code from linux/efi.h to efistub.h which is only included locally. Signed-off-by: Ard Biesheuvel --- drivers/firmware/efi/libstub/efistub.h | 507 ++++++++++++++++++-- include/linux/efi.h | 456 +----------------- 2 files changed, 479 insertions(+), 484 deletions(-) diff --git a/drivers/firmware/efi/libstub/efistub.h b/drivers/firmware/efi/libstub/efistub.h index 79cdb219f439..8bb46c1fd2cd 100644 --- a/drivers/firmware/efi/libstub/efistub.h +++ b/drivers/firmware/efi/libstub/efistub.h @@ -43,34 +43,6 @@ extern __pure efi_system_table_t *efi_system_table(void); #define pr_efi_err(msg) efi_printk("EFI stub: ERROR: "msg) -void efi_char16_printk(efi_char16_t *); -void efi_char16_printk(efi_char16_t *); - -unsigned long get_dram_base(void); - -efi_status_t allocate_new_fdt_and_exit_boot(void *handle, - unsigned long *new_fdt_addr, - unsigned long max_addr, - u64 initrd_addr, u64 initrd_size, - char *cmdline_ptr, - unsigned long fdt_addr, - unsigned long fdt_size); - -void *get_fdt(unsigned long *fdt_size); - -void efi_get_virtmap(efi_memory_desc_t *memory_map, unsigned long map_size, - unsigned long desc_size, efi_memory_desc_t *runtime_map, - int *count); - -efi_status_t efi_get_random_bytes(unsigned long size, u8 *out); - -efi_status_t efi_random_alloc(unsigned long size, unsigned long align, - unsigned long *addr, unsigned long random_seed); - -efi_status_t check_platform_features(void); - -void *get_efi_config_table(efi_guid_t guid); - /* Helper macros for the usual case of using simple C variables: */ #ifndef fdt_setprop_inplace_var #define fdt_setprop_inplace_var(fdt, node_offset, name, var) \ @@ -90,6 +62,156 @@ void *get_efi_config_table(efi_guid_t guid); efi_rt_call(set_variable, (efi_char16_t *)(name), \ (efi_guid_t *)(vendor), __VA_ARGS__) +#define efi_get_handle_at(array, idx) \ + (efi_is_native() ? (array)[idx] \ + : (efi_handle_t)(unsigned long)((u32 *)(array))[idx]) + +#define efi_get_handle_num(size) \ + ((size) / (efi_is_native() ? sizeof(efi_handle_t) : sizeof(u32))) + +#define for_each_efi_handle(handle, array, size, i) \ + for (i = 0; \ + i < efi_get_handle_num(size) && \ + ((handle = efi_get_handle_at((array), i)) || true); \ + i++) + +/* + * Allocation types for calls to boottime->allocate_pages. + */ +#define EFI_ALLOCATE_ANY_PAGES 0 +#define EFI_ALLOCATE_MAX_ADDRESS 1 +#define EFI_ALLOCATE_ADDRESS 2 +#define EFI_MAX_ALLOCATE_TYPE 3 + +/* + * The type of search to perform when calling boottime->locate_handle + */ +#define EFI_LOCATE_ALL_HANDLES 0 +#define EFI_LOCATE_BY_REGISTER_NOTIFY 1 +#define EFI_LOCATE_BY_PROTOCOL 2 + +struct efi_boot_memmap { + efi_memory_desc_t **map; + unsigned long *map_size; + unsigned long *desc_size; + u32 *desc_ver; + unsigned long *key_ptr; + unsigned long *buff_size; +}; + +/* + * EFI Boot Services table + */ +union efi_boot_services { + struct { + efi_table_hdr_t hdr; + void *raise_tpl; + void *restore_tpl; + efi_status_t (__efiapi *allocate_pages)(int, int, unsigned long, + efi_physical_addr_t *); + efi_status_t (__efiapi *free_pages)(efi_physical_addr_t, + unsigned long); + efi_status_t (__efiapi *get_memory_map)(unsigned long *, void *, + unsigned long *, + unsigned long *, u32 *); + efi_status_t (__efiapi *allocate_pool)(int, unsigned long, + void **); + efi_status_t (__efiapi *free_pool)(void *); + void *create_event; + void *set_timer; + void *wait_for_event; + void *signal_event; + void *close_event; + void *check_event; + void *install_protocol_interface; + void *reinstall_protocol_interface; + void *uninstall_protocol_interface; + efi_status_t (__efiapi *handle_protocol)(efi_handle_t, + efi_guid_t *, void **); + void *__reserved; + void *register_protocol_notify; + efi_status_t (__efiapi *locate_handle)(int, efi_guid_t *, + void *, unsigned long *, + efi_handle_t *); + void *locate_device_path; + efi_status_t (__efiapi *install_configuration_table)(efi_guid_t *, + void *); + void *load_image; + void *start_image; + void *exit; + void *unload_image; + efi_status_t (__efiapi *exit_boot_services)(efi_handle_t, + unsigned long); + void *get_next_monotonic_count; + void *stall; + void *set_watchdog_timer; + void *connect_controller; + efi_status_t (__efiapi *disconnect_controller)(efi_handle_t, + efi_handle_t, + efi_handle_t); + void *open_protocol; + void *close_protocol; + void *open_protocol_information; + void *protocols_per_handle; + void *locate_handle_buffer; + efi_status_t (__efiapi *locate_protocol)(efi_guid_t *, void *, + void **); + void *install_multiple_protocol_interfaces; + void *uninstall_multiple_protocol_interfaces; + void *calculate_crc32; + void *copy_mem; + void *set_mem; + void *create_event_ex; + }; + struct { + efi_table_hdr_t hdr; + u32 raise_tpl; + u32 restore_tpl; + u32 allocate_pages; + u32 free_pages; + u32 get_memory_map; + u32 allocate_pool; + u32 free_pool; + u32 create_event; + u32 set_timer; + u32 wait_for_event; + u32 signal_event; + u32 close_event; + u32 check_event; + u32 install_protocol_interface; + u32 reinstall_protocol_interface; + u32 uninstall_protocol_interface; + u32 handle_protocol; + u32 __reserved; + u32 register_protocol_notify; + u32 locate_handle; + u32 locate_device_path; + u32 install_configuration_table; + u32 load_image; + u32 start_image; + u32 exit; + u32 unload_image; + u32 exit_boot_services; + u32 get_next_monotonic_count; + u32 stall; + u32 set_watchdog_timer; + u32 connect_controller; + u32 disconnect_controller; + u32 open_protocol; + u32 close_protocol; + u32 open_protocol_information; + u32 protocols_per_handle; + u32 locate_handle_buffer; + u32 locate_protocol; + u32 install_multiple_protocol_interfaces; + u32 uninstall_multiple_protocol_interfaces; + u32 calculate_crc32; + u32 copy_mem; + u32 set_mem; + u32 create_event_ex; + } mixed_mode; +}; + typedef union efi_uga_draw_protocol efi_uga_draw_protocol_t; union efi_uga_draw_protocol { @@ -106,7 +228,81 @@ union efi_uga_draw_protocol { } mixed_mode; }; -typedef struct efi_loaded_image { +union efi_simple_text_output_protocol { + struct { + void *reset; + efi_status_t (__efiapi *output_string)(efi_simple_text_output_protocol_t *, + efi_char16_t *); + void *test_string; + }; + struct { + u32 reset; + u32 output_string; + u32 test_string; + } mixed_mode; +}; + +#define PIXEL_RGB_RESERVED_8BIT_PER_COLOR 0 +#define PIXEL_BGR_RESERVED_8BIT_PER_COLOR 1 +#define PIXEL_BIT_MASK 2 +#define PIXEL_BLT_ONLY 3 +#define PIXEL_FORMAT_MAX 4 + +typedef struct { + u32 red_mask; + u32 green_mask; + u32 blue_mask; + u32 reserved_mask; +} efi_pixel_bitmask_t; + +typedef struct { + u32 version; + u32 horizontal_resolution; + u32 vertical_resolution; + int pixel_format; + efi_pixel_bitmask_t pixel_information; + u32 pixels_per_scan_line; +} efi_graphics_output_mode_info_t; + +typedef union efi_graphics_output_protocol_mode efi_graphics_output_protocol_mode_t; + +union efi_graphics_output_protocol_mode { + struct { + u32 max_mode; + u32 mode; + efi_graphics_output_mode_info_t *info; + unsigned long size_of_info; + efi_physical_addr_t frame_buffer_base; + unsigned long frame_buffer_size; + }; + struct { + u32 max_mode; + u32 mode; + u32 info; + u32 size_of_info; + u64 frame_buffer_base; + u32 frame_buffer_size; + } mixed_mode; +}; + +typedef union efi_graphics_output_protocol efi_graphics_output_protocol_t; + +union efi_graphics_output_protocol { + struct { + void *query_mode; + void *set_mode; + void *blt; + efi_graphics_output_protocol_mode_t *mode; + }; + struct { + u32 query_mode; + u32 set_mode; + u32 blt; + u32 mode; + } mixed_mode; +}; + +typedef struct { u32 revision; efi_handle_t parent_handle; efi_system_table_t *system_table; @@ -169,4 +365,257 @@ struct efi_simple_file_system_protocol { #define EFI_FILE_MODE_WRITE 0x0000000000000002 #define EFI_FILE_MODE_CREATE 0x8000000000000000 +typedef enum { + EfiPciIoWidthUint8, + EfiPciIoWidthUint16, + EfiPciIoWidthUint32, + EfiPciIoWidthUint64, + EfiPciIoWidthFifoUint8, + EfiPciIoWidthFifoUint16, + EfiPciIoWidthFifoUint32, + EfiPciIoWidthFifoUint64, + EfiPciIoWidthFillUint8, + EfiPciIoWidthFillUint16, + EfiPciIoWidthFillUint32, + EfiPciIoWidthFillUint64, + EfiPciIoWidthMaximum +} EFI_PCI_IO_PROTOCOL_WIDTH; + +typedef enum { + EfiPciIoAttributeOperationGet, + EfiPciIoAttributeOperationSet, + EfiPciIoAttributeOperationEnable, + EfiPciIoAttributeOperationDisable, + EfiPciIoAttributeOperationSupported, + EfiPciIoAttributeOperationMaximum +} EFI_PCI_IO_PROTOCOL_ATTRIBUTE_OPERATION; + +typedef struct { + u32 read; + u32 write; +} efi_pci_io_protocol_access_32_t; + +typedef union efi_pci_io_protocol efi_pci_io_protocol_t; + +typedef +efi_status_t (__efiapi *efi_pci_io_protocol_cfg_t)(efi_pci_io_protocol_t *, + EFI_PCI_IO_PROTOCOL_WIDTH, + u32 offset, + unsigned long count, + void *buffer); + +typedef struct { + void *read; + void *write; +} efi_pci_io_protocol_access_t; + +typedef struct { + efi_pci_io_protocol_cfg_t read; + efi_pci_io_protocol_cfg_t write; +} efi_pci_io_protocol_config_access_t; + +union efi_pci_io_protocol { + struct { + void *poll_mem; + void *poll_io; + efi_pci_io_protocol_access_t mem; + efi_pci_io_protocol_access_t io; + efi_pci_io_protocol_config_access_t pci; + void *copy_mem; + void *map; + void *unmap; + void *allocate_buffer; + void *free_buffer; + void *flush; + efi_status_t (__efiapi *get_location)(efi_pci_io_protocol_t *, + unsigned long *segment_nr, + unsigned long *bus_nr, + unsigned long *device_nr, + unsigned long *func_nr); + void *attributes; + void *get_bar_attributes; + void *set_bar_attributes; + uint64_t romsize; + void *romimage; + }; + struct { + u32 poll_mem; + u32 poll_io; + efi_pci_io_protocol_access_32_t mem; + efi_pci_io_protocol_access_32_t io; + efi_pci_io_protocol_access_32_t pci; + u32 copy_mem; + u32 map; + u32 unmap; + u32 allocate_buffer; + u32 free_buffer; + u32 flush; + u32 get_location; + u32 attributes; + u32 get_bar_attributes; + u32 set_bar_attributes; + u64 romsize; + u32 romimage; + } mixed_mode; +}; + +#define EFI_PCI_IO_ATTRIBUTE_ISA_MOTHERBOARD_IO 0x0001 +#define EFI_PCI_IO_ATTRIBUTE_ISA_IO 0x0002 +#define EFI_PCI_IO_ATTRIBUTE_VGA_PALETTE_IO 0x0004 +#define EFI_PCI_IO_ATTRIBUTE_VGA_MEMORY 0x0008 +#define EFI_PCI_IO_ATTRIBUTE_VGA_IO 0x0010 +#define EFI_PCI_IO_ATTRIBUTE_IDE_PRIMARY_IO 0x0020 +#define EFI_PCI_IO_ATTRIBUTE_IDE_SECONDARY_IO 0x0040 +#define EFI_PCI_IO_ATTRIBUTE_MEMORY_WRITE_COMBINE 0x0080 +#define EFI_PCI_IO_ATTRIBUTE_IO 0x0100 +#define EFI_PCI_IO_ATTRIBUTE_MEMORY 0x0200 +#define EFI_PCI_IO_ATTRIBUTE_BUS_MASTER 0x0400 +#define EFI_PCI_IO_ATTRIBUTE_MEMORY_CACHED 0x0800 +#define EFI_PCI_IO_ATTRIBUTE_MEMORY_DISABLE 0x1000 +#define EFI_PCI_IO_ATTRIBUTE_EMBEDDED_DEVICE 0x2000 +#define EFI_PCI_IO_ATTRIBUTE_EMBEDDED_ROM 0x4000 +#define EFI_PCI_IO_ATTRIBUTE_DUAL_ADDRESS_CYCLE 0x8000 +#define EFI_PCI_IO_ATTRIBUTE_ISA_IO_16 0x10000 +#define EFI_PCI_IO_ATTRIBUTE_VGA_PALETTE_IO_16 0x20000 +#define EFI_PCI_IO_ATTRIBUTE_VGA_IO_16 0x40000 + +struct efi_dev_path; + +typedef union apple_properties_protocol apple_properties_protocol_t; + +union apple_properties_protocol { + struct { + unsigned long version; + efi_status_t (__efiapi *get)(apple_properties_protocol_t *, + struct efi_dev_path *, + efi_char16_t *, void *, u32 *); + efi_status_t (__efiapi *set)(apple_properties_protocol_t *, + struct efi_dev_path *, + efi_char16_t *, void *, u32); + efi_status_t (__efiapi *del)(apple_properties_protocol_t *, + struct efi_dev_path *, + efi_char16_t *); + efi_status_t (__efiapi *get_all)(apple_properties_protocol_t *, + void *buffer, u32 *); + }; + struct { + u32 version; + u32 get; + u32 set; + u32 del; + u32 get_all; + } mixed_mode; +}; + +typedef u32 efi_tcg2_event_log_format; + +typedef union efi_tcg2_protocol efi_tcg2_protocol_t; + +union efi_tcg2_protocol { + struct { + void *get_capability; + efi_status_t (__efiapi *get_event_log)(efi_handle_t, + efi_tcg2_event_log_format, + efi_physical_addr_t *, + efi_physical_addr_t *, + efi_bool_t *); + void *hash_log_extend_event; + void *submit_command; + void *get_active_pcr_banks; + void *set_active_pcr_banks; + void *get_result_of_set_active_pcr_banks; + }; + struct { + u32 get_capability; + u32 get_event_log; + u32 hash_log_extend_event; + u32 submit_command; + u32 get_active_pcr_banks; + u32 set_active_pcr_banks; + u32 get_result_of_set_active_pcr_banks; + } mixed_mode; +}; + +void efi_pci_disable_bridge_busmaster(void); + +typedef efi_status_t (*efi_exit_boot_map_processing)( + struct efi_boot_memmap *map, + void *priv); + +efi_status_t efi_exit_boot_services(void *handle, + struct efi_boot_memmap *map, + void *priv, + efi_exit_boot_map_processing priv_func); + +void efi_char16_printk(efi_char16_t *); + +unsigned long get_dram_base(void); + +efi_status_t allocate_new_fdt_and_exit_boot(void *handle, + unsigned long *new_fdt_addr, + unsigned long max_addr, + u64 initrd_addr, u64 initrd_size, + char *cmdline_ptr, + unsigned long fdt_addr, + unsigned long fdt_size); + +void *get_fdt(unsigned long *fdt_size); + +void efi_get_virtmap(efi_memory_desc_t *memory_map, unsigned long map_size, + unsigned long desc_size, efi_memory_desc_t *runtime_map, + int *count); + +efi_status_t efi_get_random_bytes(unsigned long size, u8 *out); + +efi_status_t efi_random_alloc(unsigned long size, unsigned long align, + unsigned long *addr, unsigned long random_seed); + +efi_status_t check_platform_features(void); + +void *get_efi_config_table(efi_guid_t guid); + +void efi_printk(char *str); + +void efi_free(unsigned long size, unsigned long addr); + +char *efi_convert_cmdline(efi_loaded_image_t *image, int *cmd_line_len); + +efi_status_t efi_get_memory_map(struct efi_boot_memmap *map); + +efi_status_t efi_low_alloc_above(unsigned long size, unsigned long align, + unsigned long *addr, unsigned long min); + +static inline +efi_status_t efi_low_alloc(unsigned long size, unsigned long align, + unsigned long *addr) +{ + /* + * Don't allocate at 0x0. It will confuse code that + * checks pointers against NULL. Skip the first 8 + * bytes so we start at a nice even number. + */ + return efi_low_alloc_above(size, align, addr, 0x8); +} + +efi_status_t efi_allocate_pages(unsigned long size, unsigned long *addr, + unsigned long max); + +efi_status_t efi_relocate_kernel(unsigned long *image_addr, + unsigned long image_size, + unsigned long alloc_size, + unsigned long preferred_addr, + unsigned long alignment, + unsigned long min_addr); + +efi_status_t handle_cmdline_files(efi_loaded_image_t *image, + char *cmd_line, char *option_string, + unsigned long max_addr, + unsigned long *load_addr, + unsigned long *load_size); + +efi_status_t efi_parse_options(char const *cmdline); + +efi_status_t efi_setup_gop(struct screen_info *si, efi_guid_t *proto, + unsigned long size); + #endif diff --git a/include/linux/efi.h b/include/linux/efi.h index 2b228df18407..0e047d2738cd 100644 --- a/include/linux/efi.h +++ b/include/linux/efi.h @@ -56,19 +56,6 @@ typedef void *efi_handle_t; #define __efiapi #endif -#define efi_get_handle_at(array, idx) \ - (efi_is_native() ? (array)[idx] \ - : (efi_handle_t)(unsigned long)((u32 *)(array))[idx]) - -#define efi_get_handle_num(size) \ - ((size) / (efi_is_native() ? sizeof(efi_handle_t) : sizeof(u32))) - -#define for_each_efi_handle(handle, array, size, i) \ - for (i = 0; \ - i < efi_get_handle_num(size) && \ - ((handle = efi_get_handle_at((array), i)) || true); \ - i++) - /* * The UEFI spec and EDK2 reference implementation both define EFI_GUID as * struct { u32 a; u16; b; u16 c; u8 d[8]; }; and so the implied alignment @@ -157,15 +144,6 @@ typedef struct { u32 imagesize; } efi_capsule_header_t; -struct efi_boot_memmap { - efi_memory_desc_t **map; - unsigned long *map_size; - unsigned long *desc_size; - u32 *desc_ver; - unsigned long *key_ptr; - unsigned long *buff_size; -}; - /* * EFI capsule flags */ @@ -187,14 +165,6 @@ struct capsule_info { int __efi_capsule_setup_info(struct capsule_info *cap_info); -/* - * Allocation types for calls to boottime->allocate_pages. - */ -#define EFI_ALLOCATE_ANY_PAGES 0 -#define EFI_ALLOCATE_MAX_ADDRESS 1 -#define EFI_ALLOCATE_ADDRESS 2 -#define EFI_MAX_ALLOCATE_TYPE 3 - typedef int (*efi_freemem_callback_t) (u64 start, u64 end, void *arg); /* @@ -224,291 +194,7 @@ typedef struct { u8 sets_to_zero; } efi_time_cap_t; -typedef struct { - efi_table_hdr_t hdr; - u32 raise_tpl; - u32 restore_tpl; - u32 allocate_pages; - u32 free_pages; - u32 get_memory_map; - u32 allocate_pool; - u32 free_pool; - u32 create_event; - u32 set_timer; - u32 wait_for_event; - u32 signal_event; - u32 close_event; - u32 check_event; - u32 install_protocol_interface; - u32 reinstall_protocol_interface; - u32 uninstall_protocol_interface; - u32 handle_protocol; - u32 __reserved; - u32 register_protocol_notify; - u32 locate_handle; - u32 locate_device_path; - u32 install_configuration_table; - u32 load_image; - u32 start_image; - u32 exit; - u32 unload_image; - u32 exit_boot_services; - u32 get_next_monotonic_count; - u32 stall; - u32 set_watchdog_timer; - u32 connect_controller; - u32 disconnect_controller; - u32 open_protocol; - u32 close_protocol; - u32 open_protocol_information; - u32 protocols_per_handle; - u32 locate_handle_buffer; - u32 locate_protocol; - u32 install_multiple_protocol_interfaces; - u32 uninstall_multiple_protocol_interfaces; - u32 calculate_crc32; - u32 copy_mem; - u32 set_mem; - u32 create_event_ex; -} __packed efi_boot_services_32_t; - -/* - * EFI Boot Services table - */ -typedef union { - struct { - efi_table_hdr_t hdr; - void *raise_tpl; - void *restore_tpl; - efi_status_t (__efiapi *allocate_pages)(int, int, unsigned long, - efi_physical_addr_t *); - efi_status_t (__efiapi *free_pages)(efi_physical_addr_t, - unsigned long); - efi_status_t (__efiapi *get_memory_map)(unsigned long *, void *, - unsigned long *, - unsigned long *, u32 *); - efi_status_t (__efiapi *allocate_pool)(int, unsigned long, - void **); - efi_status_t (__efiapi *free_pool)(void *); - void *create_event; - void *set_timer; - void *wait_for_event; - void *signal_event; - void *close_event; - void *check_event; - void *install_protocol_interface; - void *reinstall_protocol_interface; - void *uninstall_protocol_interface; - efi_status_t (__efiapi *handle_protocol)(efi_handle_t, - efi_guid_t *, void **); - void *__reserved; - void *register_protocol_notify; - efi_status_t (__efiapi *locate_handle)(int, efi_guid_t *, - void *, unsigned long *, - efi_handle_t *); - void *locate_device_path; - efi_status_t (__efiapi *install_configuration_table)(efi_guid_t *, - void *); - void *load_image; - void *start_image; - void *exit; - void *unload_image; - efi_status_t (__efiapi *exit_boot_services)(efi_handle_t, - unsigned long); - void *get_next_monotonic_count; - void *stall; - void *set_watchdog_timer; - void *connect_controller; - efi_status_t (__efiapi *disconnect_controller)(efi_handle_t, - efi_handle_t, - efi_handle_t); - void *open_protocol; - void *close_protocol; - void *open_protocol_information; - void *protocols_per_handle; - void *locate_handle_buffer; - efi_status_t (__efiapi *locate_protocol)(efi_guid_t *, void *, - void **); - void *install_multiple_protocol_interfaces; - void *uninstall_multiple_protocol_interfaces; - void *calculate_crc32; - void *copy_mem; - void *set_mem; - void *create_event_ex; - }; - efi_boot_services_32_t mixed_mode; -} efi_boot_services_t; - -typedef enum { - EfiPciIoWidthUint8, - EfiPciIoWidthUint16, - EfiPciIoWidthUint32, - EfiPciIoWidthUint64, - EfiPciIoWidthFifoUint8, - EfiPciIoWidthFifoUint16, - EfiPciIoWidthFifoUint32, - EfiPciIoWidthFifoUint64, - EfiPciIoWidthFillUint8, - EfiPciIoWidthFillUint16, - EfiPciIoWidthFillUint32, - EfiPciIoWidthFillUint64, - EfiPciIoWidthMaximum -} EFI_PCI_IO_PROTOCOL_WIDTH; - -typedef enum { - EfiPciIoAttributeOperationGet, - EfiPciIoAttributeOperationSet, - EfiPciIoAttributeOperationEnable, - EfiPciIoAttributeOperationDisable, - EfiPciIoAttributeOperationSupported, - EfiPciIoAttributeOperationMaximum -} EFI_PCI_IO_PROTOCOL_ATTRIBUTE_OPERATION; - -typedef struct { - u32 read; - u32 write; -} efi_pci_io_protocol_access_32_t; - -typedef union efi_pci_io_protocol efi_pci_io_protocol_t; - -typedef -efi_status_t (__efiapi *efi_pci_io_protocol_cfg_t)(efi_pci_io_protocol_t *, - EFI_PCI_IO_PROTOCOL_WIDTH, - u32 offset, - unsigned long count, - void *buffer); - -typedef struct { - void *read; - void *write; -} efi_pci_io_protocol_access_t; - -typedef struct { - efi_pci_io_protocol_cfg_t read; - efi_pci_io_protocol_cfg_t write; -} efi_pci_io_protocol_config_access_t; - -union efi_pci_io_protocol { - struct { - void *poll_mem; - void *poll_io; - efi_pci_io_protocol_access_t mem; - efi_pci_io_protocol_access_t io; - efi_pci_io_protocol_config_access_t pci; - void *copy_mem; - void *map; - void *unmap; - void *allocate_buffer; - void *free_buffer; - void *flush; - efi_status_t (__efiapi *get_location)(efi_pci_io_protocol_t *, - unsigned long *segment_nr, - unsigned long *bus_nr, - unsigned long *device_nr, - unsigned long *func_nr); - void *attributes; - void *get_bar_attributes; - void *set_bar_attributes; - uint64_t romsize; - void *romimage; - }; - struct { - u32 poll_mem; - u32 poll_io; - efi_pci_io_protocol_access_32_t mem; - efi_pci_io_protocol_access_32_t io; - efi_pci_io_protocol_access_32_t pci; - u32 copy_mem; - u32 map; - u32 unmap; - u32 allocate_buffer; - u32 free_buffer; - u32 flush; - u32 get_location; - u32 attributes; - u32 get_bar_attributes; - u32 set_bar_attributes; - u64 romsize; - u32 romimage; - } mixed_mode; -}; - -#define EFI_PCI_IO_ATTRIBUTE_ISA_MOTHERBOARD_IO 0x0001 -#define EFI_PCI_IO_ATTRIBUTE_ISA_IO 0x0002 -#define EFI_PCI_IO_ATTRIBUTE_VGA_PALETTE_IO 0x0004 -#define EFI_PCI_IO_ATTRIBUTE_VGA_MEMORY 0x0008 -#define EFI_PCI_IO_ATTRIBUTE_VGA_IO 0x0010 -#define EFI_PCI_IO_ATTRIBUTE_IDE_PRIMARY_IO 0x0020 -#define EFI_PCI_IO_ATTRIBUTE_IDE_SECONDARY_IO 0x0040 -#define EFI_PCI_IO_ATTRIBUTE_MEMORY_WRITE_COMBINE 0x0080 -#define EFI_PCI_IO_ATTRIBUTE_IO 0x0100 -#define EFI_PCI_IO_ATTRIBUTE_MEMORY 0x0200 -#define EFI_PCI_IO_ATTRIBUTE_BUS_MASTER 0x0400 -#define EFI_PCI_IO_ATTRIBUTE_MEMORY_CACHED 0x0800 -#define EFI_PCI_IO_ATTRIBUTE_MEMORY_DISABLE 0x1000 -#define EFI_PCI_IO_ATTRIBUTE_EMBEDDED_DEVICE 0x2000 -#define EFI_PCI_IO_ATTRIBUTE_EMBEDDED_ROM 0x4000 -#define EFI_PCI_IO_ATTRIBUTE_DUAL_ADDRESS_CYCLE 0x8000 -#define EFI_PCI_IO_ATTRIBUTE_ISA_IO_16 0x10000 -#define EFI_PCI_IO_ATTRIBUTE_VGA_PALETTE_IO_16 0x20000 -#define EFI_PCI_IO_ATTRIBUTE_VGA_IO_16 0x40000 - -struct efi_dev_path; - -typedef union apple_properties_protocol apple_properties_protocol_t; - -union apple_properties_protocol { - struct { - unsigned long version; - efi_status_t (__efiapi *get)(apple_properties_protocol_t *, - struct efi_dev_path *, - efi_char16_t *, void *, u32 *); - efi_status_t (__efiapi *set)(apple_properties_protocol_t *, - struct efi_dev_path *, - efi_char16_t *, void *, u32); - efi_status_t (__efiapi *del)(apple_properties_protocol_t *, - struct efi_dev_path *, - efi_char16_t *); - efi_status_t (__efiapi *get_all)(apple_properties_protocol_t *, - void *buffer, u32 *); - }; - struct { - u32 version; - u32 get; - u32 set; - u32 del; - u32 get_all; - } mixed_mode; -}; - -typedef u32 efi_tcg2_event_log_format; - -typedef union efi_tcg2_protocol efi_tcg2_protocol_t; - -union efi_tcg2_protocol { - struct { - void *get_capability; - efi_status_t (__efiapi *get_event_log)(efi_handle_t, - efi_tcg2_event_log_format, - efi_physical_addr_t *, - efi_physical_addr_t *, - efi_bool_t *); - void *hash_log_extend_event; - void *submit_command; - void *get_active_pcr_banks; - void *set_active_pcr_banks; - void *get_result_of_set_active_pcr_banks; - }; - struct { - u32 get_capability; - u32 get_event_log; - u32 hash_log_extend_event; - u32 submit_command; - u32 get_active_pcr_banks; - u32 set_active_pcr_banks; - u32 get_result_of_set_active_pcr_banks; - } mixed_mode; -}; +typedef union efi_boot_services efi_boot_services_t; /* * Types and defines for EFI ResetSystem @@ -796,8 +482,6 @@ struct efi_fdt_params { u32 desc_ver; }; -typedef struct efi_loaded_image efi_loaded_image_t; - typedef struct { u32 version; u32 length; @@ -1130,13 +814,6 @@ extern int efi_status_to_err(efi_status_t status); */ #define EFI_VARIABLE_GUID_LEN UUID_STRING_LEN -/* - * The type of search to perform when calling boottime->locate_handle - */ -#define EFI_LOCATE_ALL_HANDLES 0 -#define EFI_LOCATE_BY_REGISTER_NOTIFY 1 -#define EFI_LOCATE_BY_PROTOCOL 2 - /* * EFI Device Path information */ @@ -1254,80 +931,6 @@ struct efivar_entry { bool deleting; }; -union efi_simple_text_output_protocol { - struct { - void *reset; - efi_status_t (__efiapi *output_string)(efi_simple_text_output_protocol_t *, - efi_char16_t *); - void *test_string; - }; - struct { - u32 reset; - u32 output_string; - u32 test_string; - } mixed_mode; -}; - -#define PIXEL_RGB_RESERVED_8BIT_PER_COLOR 0 -#define PIXEL_BGR_RESERVED_8BIT_PER_COLOR 1 -#define PIXEL_BIT_MASK 2 -#define PIXEL_BLT_ONLY 3 -#define PIXEL_FORMAT_MAX 4 - -typedef struct { - u32 red_mask; - u32 green_mask; - u32 blue_mask; - u32 reserved_mask; -} efi_pixel_bitmask_t; - -typedef struct { - u32 version; - u32 horizontal_resolution; - u32 vertical_resolution; - int pixel_format; - efi_pixel_bitmask_t pixel_information; - u32 pixels_per_scan_line; -} efi_graphics_output_mode_info_t; - -typedef union efi_graphics_output_protocol_mode efi_graphics_output_protocol_mode_t; - -union efi_graphics_output_protocol_mode { - struct { - u32 max_mode; - u32 mode; - efi_graphics_output_mode_info_t *info; - unsigned long size_of_info; - efi_physical_addr_t frame_buffer_base; - unsigned long frame_buffer_size; - }; - struct { - u32 max_mode; - u32 mode; - u32 info; - u32 size_of_info; - u64 frame_buffer_base; - u32 frame_buffer_size; - } mixed_mode; -}; - -typedef union efi_graphics_output_protocol efi_graphics_output_protocol_t; - -union efi_graphics_output_protocol { - struct { - void *query_mode; - void *set_mode; - void *blt; - efi_graphics_output_protocol_mode_t *mode; - }; - struct { - u32 query_mode; - u32 set_mode; - u32 blt; - u32 mode; - } mixed_mode; -}; - extern struct list_head efivar_sysfs_list; static inline void @@ -1425,52 +1028,6 @@ static inline int efi_runtime_map_copy(void *buf, size_t bufsz) #endif -/* prototypes shared between arch specific and generic stub code */ - -void efi_printk(char *str); - -void efi_free(unsigned long size, unsigned long addr); - -char *efi_convert_cmdline(efi_loaded_image_t *image, int *cmd_line_len); - -efi_status_t efi_get_memory_map(struct efi_boot_memmap *map); - -efi_status_t efi_low_alloc_above(unsigned long size, unsigned long align, - unsigned long *addr, unsigned long min); - -static inline -efi_status_t efi_low_alloc(unsigned long size, unsigned long align, - unsigned long *addr) -{ - /* - * Don't allocate at 0x0. It will confuse code that - * checks pointers against NULL. Skip the first 8 - * bytes so we start at a nice even number. - */ - return efi_low_alloc_above(size, align, addr, 0x8); -} - -efi_status_t efi_allocate_pages(unsigned long size, unsigned long *addr, - unsigned long max); - -efi_status_t efi_relocate_kernel(unsigned long *image_addr, - unsigned long image_size, - unsigned long alloc_size, - unsigned long preferred_addr, - unsigned long alignment, - unsigned long min_addr); - -efi_status_t handle_cmdline_files(efi_loaded_image_t *image, - char *cmd_line, char *option_string, - unsigned long max_addr, - unsigned long *load_addr, - unsigned long *load_size); - -efi_status_t efi_parse_options(char const *cmdline); - -efi_status_t efi_setup_gop(struct screen_info *si, efi_guid_t *proto, - unsigned long size); - #ifdef CONFIG_EFI extern bool efi_runtime_disabled(void); #else @@ -1548,15 +1105,6 @@ void efi_retrieve_tpm2_eventlog(void); arch_efi_call_virt_teardown(); \ }) -typedef efi_status_t (*efi_exit_boot_map_processing)( - struct efi_boot_memmap *map, - void *priv); - -efi_status_t efi_exit_boot_services(void *handle, - struct efi_boot_memmap *map, - void *priv, - efi_exit_boot_map_processing priv_func); - #define EFI_RANDOM_SEED_SIZE 64U struct linux_efi_random_seed { @@ -1643,6 +1191,4 @@ struct linux_efi_memreserve { #define EFI_MEMRESERVE_COUNT(size) (((size) - sizeof(struct linux_efi_memreserve)) \ / sizeof(((struct linux_efi_memreserve *)0)->entry[0])) -void efi_pci_disable_bridge_busmaster(void); - #endif /* _LINUX_EFI_H */