xref: /openbmc/qemu/include/hw/loader.h (revision 5accc840)
1 #ifndef LOADER_H
2 #define LOADER_H
3 #include "qapi/qmp/qdict.h"
4 #include "hw/nvram/fw_cfg.h"
5 
6 /* loader.c */
7 int get_image_size(const char *filename);
8 int load_image(const char *filename, uint8_t *addr); /* deprecated */
9 int load_image_targphys(const char *filename, hwaddr,
10                         uint64_t max_sz);
11 int load_elf(const char *filename, uint64_t (*translate_fn)(void *, uint64_t),
12              void *translate_opaque, uint64_t *pentry, uint64_t *lowaddr,
13              uint64_t *highaddr, int big_endian, int elf_machine,
14              int clear_lsb);
15 int load_aout(const char *filename, hwaddr addr, int max_sz,
16               int bswap_needed, hwaddr target_page_size);
17 int load_uimage(const char *filename, hwaddr *ep,
18                 hwaddr *loadaddr, int *is_linux);
19 
20 /**
21  * load_ramdisk:
22  * @filename: Path to the ramdisk image
23  * @addr: Memory address to load the ramdisk to
24  * @max_sz: Maximum allowed ramdisk size (for non-u-boot ramdisks)
25  *
26  * Load a ramdisk image with U-Boot header to the specified memory
27  * address.
28  *
29  * Returns the size of the loaded image on success, -1 otherwise.
30  */
31 int load_ramdisk(const char *filename, hwaddr addr, uint64_t max_sz);
32 
33 ssize_t read_targphys(const char *name,
34                       int fd, hwaddr dst_addr, size_t nbytes);
35 void pstrcpy_targphys(const char *name,
36                       hwaddr dest, int buf_size,
37                       const char *source);
38 
39 extern bool rom_file_in_ram;
40 
41 int rom_add_file(const char *file, const char *fw_dir,
42                  hwaddr addr, int32_t bootindex);
43 int rom_add_blob(const char *name, const void *blob, size_t len,
44                  hwaddr addr);
45 int rom_add_elf_program(const char *name, void *data, size_t datasize,
46                         size_t romsize, hwaddr addr);
47 int rom_load_all(void);
48 void rom_set_fw(FWCfgState *f);
49 int rom_copy(uint8_t *dest, hwaddr addr, size_t size);
50 void *rom_ptr(hwaddr addr);
51 void do_info_roms(Monitor *mon, const QDict *qdict);
52 
53 #define rom_add_file_fixed(_f, _a, _i)          \
54     rom_add_file(_f, NULL, _a, _i)
55 #define rom_add_blob_fixed(_f, _b, _l, _a)      \
56     rom_add_blob(_f, _b, _l, _a)
57 
58 #define PC_ROM_MIN_VGA     0xc0000
59 #define PC_ROM_MIN_OPTION  0xc8000
60 #define PC_ROM_MAX         0xe0000
61 #define PC_ROM_ALIGN       0x800
62 #define PC_ROM_SIZE        (PC_ROM_MAX - PC_ROM_MIN_VGA)
63 
64 int rom_add_vga(const char *file);
65 int rom_add_option(const char *file, int32_t bootindex);
66 
67 #endif
68