acrn-hypervisor/devicemodel/include/sw_load.h

86 lines
3.2 KiB
C

/*-
* Copyright (c) 2018-2022 Intel Corporation.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY NETAPP, INC ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL NETAPP, INC OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
#ifndef _CORE_SW_LOAD_
#define _CORE_SW_LOAD_
#define STR_LEN 1024
#define BOOT_ARG_LEN 2048
/* E820 memory types */
#define E820_TYPE_RAM 1U /* EFI 1, 2, 3, 4, 5, 6, 7 */
/* EFI 0, 11, 12, 13 (everything not used elsewhere) */
#define E820_TYPE_RESERVED 2U
#define E820_TYPE_ACPI_RECLAIM 3U /* EFI 9 */
#define E820_TYPE_ACPI_NVS 4U /* EFI 10 */
#define E820_TYPE_UNUSABLE 5U /* EFI 8 */
#define NUM_E820_ENTRIES 7
#define LOWRAM_E820_ENTRY 1
#define HIGHRAM_E820_ENTRY 6
#define HIGHRAM_START_ADDR 0x100000000UL /* 4GB */
/* Defines a single entry in an E820 memory map. */
struct e820_entry {
/** The base address of the memory range. */
uint64_t baseaddr;
/** The length of the memory range. */
uint64_t length;
/** The type of memory region. */
uint32_t type;
} __attribute__((packed));
extern const struct e820_entry e820_default_entries[NUM_E820_ENTRIES];
extern int with_bootargs;
size_t ovmf_image_size(void);
int acrn_parse_kernel(char *arg);
int acrn_parse_ramdisk(char *arg);
int acrn_parse_bootargs(char *arg);
int acrn_parse_gvtargs(char *arg); /* obsolete interface */
int acrn_parse_vsbl(char *arg); /* obsolete interface */
int acrn_parse_ovmf(char *arg);
int acrn_parse_elf(char *arg);
int acrn_parse_guest_part_info(char *arg); /* obsolete interface */
char *get_bootargs(void);
void vsbl_set_bdf(int bnum, int snum, int fnum);
int check_image(char *path, size_t size_limit, size_t *size);
uint32_t acrn_create_e820_table(struct vmctx *ctx, struct e820_entry *e820);
int add_e820_entry(struct e820_entry *e820, int len, uint64_t start,
uint64_t size, uint32_t type);
int acrn_sw_load_bzimage(struct vmctx *ctx);
int acrn_sw_load_elf(struct vmctx *ctx);
int acrn_sw_load_vsbl(struct vmctx *ctx);
int acrn_sw_load_ovmf(struct vmctx *ctx);
int acrn_writeback_ovmf_nvstorage(struct vmctx *ctx);
int acrn_sw_load(struct vmctx *ctx);
#endif