146 lines
4.0 KiB
C
146 lines
4.0 KiB
C
/*
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* This file is part of the libpayload project.
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*
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* Copyright (C) 2008 Advanced Micro Devices, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _SYSINFO_H
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#define _SYSINFO_H
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/* Maximum number of memory range definitions. */
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#define SYSINFO_MAX_MEM_RANGES 32
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/* Allow a maximum of 8 GPIOs */
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#define SYSINFO_MAX_GPIOS 8
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/* Up to 10 MAC addresses */
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#define SYSINFO_MAX_MACS 10
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#include <coreboot_tables.h>
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struct cb_serial;
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/*
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* All pointers in here shall be virtual.
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*
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* If a relocation happens after the last call to lib_get_sysinfo(),
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* it is up to the user to call lib_get_sysinfo() again.
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*/
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struct sysinfo_t {
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unsigned int cpu_khz;
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struct cb_serial *serial;
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unsigned short ser_ioport;
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unsigned long ser_base; // for mmapped serial
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int n_memranges;
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struct memrange {
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unsigned long long base;
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unsigned long long size;
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unsigned int type;
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} memrange[SYSINFO_MAX_MEM_RANGES];
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struct cb_cmos_option_table *option_table;
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u32 cmos_range_start;
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u32 cmos_range_end;
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u32 cmos_checksum_location;
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u32 vbnv_start;
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u32 vbnv_size;
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char *version;
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char *extra_version;
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char *build;
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char *compile_time;
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char *compile_by;
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char *compile_host;
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char *compile_domain;
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char *compiler;
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char *linker;
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char *assembler;
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char *cb_version;
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struct cb_framebuffer *framebuffer;
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int num_gpios;
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struct cb_gpio gpios[SYSINFO_MAX_GPIOS];
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int num_macs;
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struct mac_address macs[SYSINFO_MAX_MACS];
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char *serialno;
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unsigned long *mbtable; /** Pointer to the multiboot table */
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struct cb_header *header;
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struct cb_mainboard *mainboard;
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void *vboot_handoff;
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u32 vboot_handoff_size;
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void *vdat_addr;
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u32 vdat_size;
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#if IS_ENABLED(CONFIG_LP_ARCH_X86)
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int x86_rom_var_mtrr_index;
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#endif
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void *tstamp_table;
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void *cbmem_cons;
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void *mrc_cache;
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void *acpi_gnvs;
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u32 board_id;
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u32 ram_code;
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void *wifi_calibration;
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uint64_t ramoops_buffer;
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uint32_t ramoops_buffer_size;
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struct {
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uint32_t size;
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uint32_t sector_size;
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uint32_t erase_cmd;
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} spi_flash;
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uint64_t fmap_offset;
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uint64_t cbfs_offset;
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uint64_t cbfs_size;
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uint64_t boot_media_size;
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uint64_t mtc_start;
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uint32_t mtc_size;
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};
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extern struct sysinfo_t lib_sysinfo;
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/*
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* Check if this is an architecture specific coreboot table record and process
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* it, if it is. Return 1 if record type was recognized, 0 otherwise.
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*/
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int cb_parse_arch_specific(struct cb_record *rec, struct sysinfo_t *info);
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/*
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* Check if the region in range addr..addr+len contains a 16 byte aligned
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* coreboot table. If it does - process the table filling up the sysinfo
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* structure with information from the table. Return 0 on success and -1 on
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* failure.
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*/
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int cb_parse_header(void *addr, int len, struct sysinfo_t *info);
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#endif
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