mirror of https://github.com/wolfSSL/wolfBoot.git
69 lines
1.8 KiB
C
69 lines
1.8 KiB
C
/* app_x86_fsp_qemu.c
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*
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* Test bare-metal boot application
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*
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* Copyright (C) 2021 wolfSSL Inc.
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*
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* This file is part of wolfBoot.
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*
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* wolfBoot is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* wolfBoot is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
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*/
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#ifdef PLATFORM_x86_fsp_qemu
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#include <printf.h>
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#include <stdint.h>
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struct mb2_header {
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uint32_t magic;
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uint32_t architecture;
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uint32_t header_length;
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uint32_t checksum;
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} __attribute__((__packed__));
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struct mb2_tag_info_req {
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uint16_t type;
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uint16_t flags;
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uint32_t size;
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uint32_t mbi_tag_types[2];
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} __attribute__((__packed__));
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struct multiboot_header {
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struct mb2_header hdr;
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struct mb2_tag_info_req req;
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} __attribute__((__packed__));
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__attribute__((aligned(8))) struct multiboot_header mbh = {
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.hdr.magic = 0xe85250d6,
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.hdr.architecture = 0,
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.hdr.checksum = 0,
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.hdr.header_length = sizeof(struct mb2_header),
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.req.type = 1,
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.req.flags = 0,
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.req.size = sizeof(struct mb2_tag_info_req),
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/* basic mem info */
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.req.mbi_tag_types[0] = 4,
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/* mem map */
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.req.mbi_tag_types[1] = 6,
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};
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void start()
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{
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wolfBoot_printf("wolfBoot QEMU x86 FSP test app\r\n");
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__asm__ ("hlt\r\n");
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}
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#endif
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