From 6e7a315eb67cb6c113cf37e1d66c4f11a51a2b3e Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 18:29:51 +0200 Subject: Adding upstream version 2.06. Signed-off-by: Daniel Baumann --- include/grub/coreboot/lbio.h | 114 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 114 insertions(+) create mode 100644 include/grub/coreboot/lbio.h (limited to 'include/grub/coreboot') diff --git a/include/grub/coreboot/lbio.h b/include/grub/coreboot/lbio.h new file mode 100644 index 0000000..5076d36 --- /dev/null +++ b/include/grub/coreboot/lbio.h @@ -0,0 +1,114 @@ +/* memory.h - describe the memory map */ +/* + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2002,2007,2010 Free Software Foundation, Inc. + * + * GRUB is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * GRUB is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with GRUB. If not, see . + */ + +#ifndef _GRUB_MACHINE_LBIO_HEADER +#define _GRUB_MACHINE_LBIO_HEADER 1 + +#include +#include + +struct grub_linuxbios_table_header +{ + grub_uint8_t signature[4]; + grub_uint32_t header_size; + grub_uint32_t header_checksum; + grub_uint32_t table_size; + grub_uint32_t table_checksum; + grub_uint32_t table_entries; +}; +typedef struct grub_linuxbios_table_header *grub_linuxbios_table_header_t; + +struct grub_linuxbios_timestamp_entry +{ + grub_uint32_t id; + grub_uint64_t tsc; +} GRUB_PACKED; + +struct grub_linuxbios_timestamp_table +{ + grub_uint64_t base_tsc; + grub_uint32_t capacity; + grub_uint32_t used; + struct grub_linuxbios_timestamp_entry entries[0]; +} GRUB_PACKED; + +struct grub_linuxbios_mainboard +{ + grub_uint8_t vendor; + grub_uint8_t part_number; + char strings[0]; +}; + +struct grub_linuxbios_table_item +{ + grub_uint32_t tag; + grub_uint32_t size; +}; +typedef struct grub_linuxbios_table_item *grub_linuxbios_table_item_t; + +enum + { + GRUB_LINUXBIOS_MEMBER_UNUSED = 0x00, + GRUB_LINUXBIOS_MEMBER_MEMORY = 0x01, + GRUB_LINUXBIOS_MEMBER_MAINBOARD = 0x03, + GRUB_LINUXBIOS_MEMBER_CONSOLE = 0x10, + GRUB_LINUXBIOS_MEMBER_LINK = 0x11, + GRUB_LINUXBIOS_MEMBER_FRAMEBUFFER = 0x12, + GRUB_LINUXBIOS_MEMBER_TIMESTAMPS = 0x16, + GRUB_LINUXBIOS_MEMBER_CBMEMC = 0x17 + }; + +struct grub_linuxbios_table_framebuffer { + grub_uint64_t lfb; + grub_uint32_t width; + grub_uint32_t height; + grub_uint32_t pitch; + grub_uint8_t bpp; + + grub_uint8_t red_field_pos; + grub_uint8_t red_mask_size; + grub_uint8_t green_field_pos; + grub_uint8_t green_mask_size; + grub_uint8_t blue_field_pos; + grub_uint8_t blue_mask_size; + grub_uint8_t reserved_field_pos; + grub_uint8_t reserved_mask_size; +} GRUB_PACKED; + +struct grub_linuxbios_mem_region +{ + grub_uint64_t addr; + grub_uint64_t size; +#define GRUB_MACHINE_MEMORY_AVAILABLE 1 + grub_uint32_t type; +} GRUB_PACKED; +typedef struct grub_linuxbios_mem_region *mem_region_t; + +grub_err_t +EXPORT_FUNC(grub_linuxbios_table_iterate) (int (*hook) (grub_linuxbios_table_item_t, + void *), + void *hook_data); + +grub_linuxbios_table_header_t +grub_linuxbios_get_tables (void); + +int +grub_linuxbios_check_signature (grub_linuxbios_table_header_t tbl_header); + +#endif -- cgit v1.2.3