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https://xff.cz/git/u-boot/
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afd3bf4318
__swab32() is a Linux specific macro defined in linux/swab.h. Let's use the compiler equivalent builtin function __builtin_bswap32() for better portability. Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
1018 lines
22 KiB
C
1018 lines
22 KiB
C
/*
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* Copyright (C) 2018 Alexander Graf <agraf@suse.de>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include "imagetool.h"
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#include "mkimage.h"
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#include "zynqmpimage.h"
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#include <elf.h>
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#include <image.h>
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struct bif_entry {
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const char *filename;
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uint64_t flags;
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uint64_t dest_cpu;
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uint64_t exp_lvl;
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uint64_t dest_dev;
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uint64_t load;
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uint64_t entry;
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size_t offset;
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};
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enum bif_flag {
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BIF_FLAG_AESKEYFILE,
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BIF_FLAG_INIT,
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BIF_FLAG_UDF_BH,
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BIF_FLAG_HEADERSIGNATURE,
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BIF_FLAG_PPKFILE,
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BIF_FLAG_PSKFILE,
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BIF_FLAG_SPKFILE,
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BIF_FLAG_SSKFILE,
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BIF_FLAG_SPKSIGNATURE,
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BIF_FLAG_FSBL_CONFIG,
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BIF_FLAG_AUTH_PARAMS,
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BIF_FLAG_KEYSRC_ENCRYPTION,
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BIF_FLAG_PMUFW_IMAGE,
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BIF_FLAG_BOOTLOADER,
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BIF_FLAG_TZ,
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BIF_FLAG_BH_KEY_IV,
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BIF_FLAG_BH_KEYFILE,
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BIF_FLAG_PUF_FILE,
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BIF_FLAG_AARCH32,
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BIF_FLAG_PART_OWNER_UBOOT,
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/* Internal flags */
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BIF_FLAG_BIT_FILE,
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BIF_FLAG_ELF_FILE,
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BIF_FLAG_BIN_FILE,
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};
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struct bif_flags {
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const char name[32];
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uint64_t flag;
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char *(*parse)(char *line, struct bif_entry *bf);
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};
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struct bif_file_type {
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const char name[32];
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uint32_t header;
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int (*add)(struct bif_entry *bf);
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};
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struct bif_output {
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size_t data_len;
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char *data;
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struct image_header_table *imgheader;
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struct zynqmp_header *header;
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struct partition_header *last_part;
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};
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struct bif_output bif_output;
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static uint32_t zynqmp_csum(void *start, void *end)
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{
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uint32_t checksum = 0;
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uint32_t *ptr32 = start;
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while (ptr32 != end) {
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checksum += le32_to_cpu(*ptr32);
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ptr32++;
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}
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return ~checksum;
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}
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static int zynqmpbif_check_params(struct image_tool_params *params)
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{
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if (!params)
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return 0;
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if (params->addr != 0x0) {
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fprintf(stderr, "Error: Load Address can not be specified.\n");
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return -1;
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}
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if (params->eflag) {
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fprintf(stderr, "Error: Entry Point can not be specified.\n");
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return -1;
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}
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return !(params->lflag || params->dflag);
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}
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static int zynqmpbif_check_image_types(uint8_t type)
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{
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return (type == IH_TYPE_ZYNQMPBIF) ? EXIT_SUCCESS : EXIT_FAILURE;
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}
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static char *parse_dest_cpu(char *line, struct bif_entry *bf)
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{
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uint64_t i;
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for (i = 0; i < ARRAY_SIZE(dest_cpus); i++) {
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if (!strncmp(line, dest_cpus[i], strlen(dest_cpus[i]))) {
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bf->dest_cpu = i << PART_ATTR_DEST_CPU_SHIFT;
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return line + strlen(dest_cpus[i]);
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}
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/* a5x can also be written as a53 */
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if (!strncmp(dest_cpus[i], "a5x", 3)) {
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char a53[] = "a53-X";
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a53[4] = dest_cpus[i][4];
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if (!strncmp(line, a53, strlen(a53))) {
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bf->dest_cpu = i << PART_ATTR_DEST_CPU_SHIFT;
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return line + strlen(a53);
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}
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}
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}
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return line;
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}
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static char *parse_el(char *line, struct bif_entry *bf)
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{
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const char *dest_els[] = { "none", "el-0", "el-1", "el-2", "el-3" };
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int i;
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for (i = 0; i < ARRAY_SIZE(dest_els); i++) {
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if (!strncmp(line, dest_els[i], strlen(dest_els[i]))) {
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bf->exp_lvl = i;
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return line + strlen(dest_els[i]);
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}
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}
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return line;
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}
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static char *parse_load(char *line, struct bif_entry *bf)
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{
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char *endptr;
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bf->load = strtoll(line, &endptr, 0);
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return endptr;
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}
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static char *parse_entry(char *line, struct bif_entry *bf)
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{
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char *endptr;
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bf->entry = strtoll(line, &endptr, 0);
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return endptr;
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}
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static char *parse_offset(char *line, struct bif_entry *bf)
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{
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char *endptr;
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bf->offset = strtoll(line, &endptr, 0);
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return endptr;
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}
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static char *parse_partition_owner(char *line, struct bif_entry *bf)
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{
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char *endptr = NULL;
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if (!strncmp(line, "fsbl", 4)) {
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endptr = line + 4;
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} else if (!strncmp(line, "uboot", 5)) {
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bf->flags |= 1ULL << BIF_FLAG_PART_OWNER_UBOOT;
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endptr = line + 5;
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} else {
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printf("ERROR: Unknown partition type '%s'\n", line);
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}
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return endptr;
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}
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static const struct bif_flags bif_flags[] = {
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{ "fsbl_config", BIF_FLAG_FSBL_CONFIG },
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{ "trustzone", BIF_FLAG_TZ },
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{ "pmufw_image", BIF_FLAG_PMUFW_IMAGE },
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{ "bootloader", BIF_FLAG_BOOTLOADER },
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{ "destination_cpu=", 0, parse_dest_cpu },
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{ "exception_level=", 0, parse_el },
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{ "load=", 0, parse_load },
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{ "startup=", 0, parse_entry },
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{ "offset=", 0, parse_offset },
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{ "partition_owner=", 0, parse_partition_owner },
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};
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static char *read_full_file(const char *filename, size_t *size)
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{
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char *buf, *bufp;
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struct stat sbuf;
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int len = 0, r, fd;
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fd = open(filename, O_RDONLY);
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if (fd < 0)
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return NULL;
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if (fstat(fd, &sbuf) < 0)
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return NULL;
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if (size)
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*size = sbuf.st_size;
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buf = malloc(sbuf.st_size);
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if (!buf)
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return NULL;
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bufp = buf;
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while (len < sbuf.st_size) {
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r = read(fd, bufp, sbuf.st_size - len);
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if (r < 0)
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return NULL;
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len += r;
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bufp += r;
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}
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close(fd);
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return buf;
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}
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static int bif_add_blob(const void *data, size_t len, size_t *offset)
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{
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size_t new_size;
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uintptr_t header_off;
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uintptr_t last_part_off;
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uintptr_t imgheader_off;
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uintptr_t old_data = (uintptr_t)bif_output.data;
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void *new_data;
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header_off = (uintptr_t)bif_output.header - old_data;
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last_part_off = (uintptr_t)bif_output.last_part - old_data;
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imgheader_off = (uintptr_t)bif_output.imgheader - old_data;
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if (offset && *offset) {
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/* Pad to a given offset */
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if (bif_output.data_len > *offset) {
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printf("Can not pad to offset %zx\n", *offset);
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return -1;
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}
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bif_output.data_len = *offset;
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}
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new_size = ROUND(bif_output.data_len + len, 64);
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new_data = realloc(bif_output.data, new_size);
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memcpy(new_data + bif_output.data_len, data, len);
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if (offset)
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*offset = bif_output.data_len;
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bif_output.data = new_data;
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bif_output.data_len = new_size;
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/* Readjust internal pointers */
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if (bif_output.header)
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bif_output.header = new_data + header_off;
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if (bif_output.last_part)
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bif_output.last_part = new_data + last_part_off;
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if (bif_output.imgheader)
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bif_output.imgheader = new_data + imgheader_off;
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return 0;
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}
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static int bif_init(void)
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{
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struct zynqmp_header header = { { 0 } };
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int r;
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zynqmpimage_default_header(&header);
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r = bif_add_blob(&header, sizeof(header), NULL);
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if (r)
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return r;
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bif_output.header = (void *)bif_output.data;
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return 0;
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}
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static int bif_add_pmufw(struct bif_entry *bf, const char *data, size_t len)
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{
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int r;
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if (bif_output.header->image_offset) {
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printf("PMUFW expected before bootloader in your .bif file!\n");
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return -1;
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}
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r = bif_add_blob(data, len, &bf->offset);
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if (r)
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return r;
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len = ROUND(len, 64);
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bif_output.header->pfw_image_length = cpu_to_le32(len);
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bif_output.header->total_pfw_image_length = cpu_to_le32(len);
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bif_output.header->image_offset = cpu_to_le32(bf->offset);
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return 0;
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}
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static int bif_add_part(struct bif_entry *bf, const char *data, size_t len)
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{
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size_t parthdr_offset = 0;
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size_t len_padded = ROUND(len, 4);
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struct partition_header parthdr = {
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.len_enc = cpu_to_le32(len_padded / 4),
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.len_unenc = cpu_to_le32(len_padded / 4),
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.len = cpu_to_le32(len_padded / 4),
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.entry_point = cpu_to_le64(bf->entry),
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.load_address = cpu_to_le64(bf->load),
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};
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int r;
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uint32_t csum;
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if (len < len_padded) {
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char *newdata = malloc(len_padded);
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memcpy(newdata, data, len);
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memset(newdata + len, 0, len_padded - len);
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data = newdata;
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}
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if (bf->flags & (1ULL << BIF_FLAG_PMUFW_IMAGE))
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return bif_add_pmufw(bf, data, len);
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r = bif_add_blob(data, len, &bf->offset);
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if (r)
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return r;
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parthdr.offset = cpu_to_le32(bf->offset / 4);
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if (bf->flags & (1ULL << BIF_FLAG_BOOTLOADER)) {
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if (bif_output.last_part) {
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printf("ERROR: Bootloader expected before others\n");
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return -1;
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}
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parthdr.offset = cpu_to_le32(bif_output.header->image_offset);
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parthdr.len = cpu_to_le32((bf->offset + len -
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bif_output.header->image_offset) / 4);
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parthdr.len_enc = parthdr.len;
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parthdr.len_unenc = parthdr.len;
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}
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/* Normalize EL */
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bf->exp_lvl = bf->exp_lvl ? bf->exp_lvl - 1 : 3;
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parthdr.attributes |= bf->exp_lvl << PART_ATTR_TARGET_EL_SHIFT;
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parthdr.attributes |= bf->dest_dev;
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parthdr.attributes |= bf->dest_cpu;
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if (bf->flags & (1ULL << BIF_FLAG_TZ))
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parthdr.attributes |= PART_ATTR_TZ_SECURE;
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if (bf->flags & (1ULL << BIF_FLAG_PART_OWNER_UBOOT))
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parthdr.attributes |= PART_ATTR_PART_OWNER_UBOOT;
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switch (bf->dest_cpu) {
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case PART_ATTR_DEST_CPU_NONE:
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case PART_ATTR_DEST_CPU_A53_0:
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case PART_ATTR_DEST_CPU_A53_1:
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case PART_ATTR_DEST_CPU_A53_2:
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case PART_ATTR_DEST_CPU_A53_3:
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if (bf->flags & (1ULL << BIF_FLAG_AARCH32))
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parthdr.attributes |= PART_ATTR_A53_EXEC_AARCH32;
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}
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csum = zynqmp_csum(&parthdr, &parthdr.checksum);
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parthdr.checksum = cpu_to_le32(csum);
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r = bif_add_blob(&parthdr, sizeof(parthdr), &parthdr_offset);
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if (r)
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return r;
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/* Add image header table if not there yet */
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if (!bif_output.imgheader) {
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size_t imghdr_off = 0;
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struct image_header_table imghdr = {
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.version = cpu_to_le32(0x01020000),
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.nr_parts = 0,
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};
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r = bif_add_blob(&imghdr, sizeof(imghdr), &imghdr_off);
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if (r)
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return r;
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bif_output.header->image_header_table_offset = imghdr_off;
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bif_output.imgheader = (void *)(bif_output.data + imghdr_off);
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}
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bif_output.imgheader->nr_parts = cpu_to_le32(le32_to_cpu(
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bif_output.imgheader->nr_parts) + 1);
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/* Link to this partition header */
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if (bif_output.last_part) {
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bif_output.last_part->next_partition_offset =
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cpu_to_le32(parthdr_offset / 4);
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/* Recalc checksum of last_part */
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csum = zynqmp_csum(bif_output.last_part,
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&bif_output.last_part->checksum);
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bif_output.last_part->checksum = cpu_to_le32(csum);
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} else {
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bif_output.imgheader->partition_header_offset =
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cpu_to_le32(parthdr_offset / 4);
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}
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bif_output.last_part = (void *)(bif_output.data + parthdr_offset);
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if (bf->flags & (1ULL << BIF_FLAG_BOOTLOADER)) {
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bif_output.header->image_load = cpu_to_le32(bf->load);
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if (!bif_output.header->image_offset)
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bif_output.header->image_offset =
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cpu_to_le32(bf->offset);
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bif_output.header->image_size = cpu_to_le32(len_padded);
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bif_output.header->image_stored_size = cpu_to_le32(len_padded);
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bif_output.header->image_attributes &= ~HEADER_CPU_SELECT_MASK;
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switch (bf->dest_cpu) {
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default:
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case PART_ATTR_DEST_CPU_A53_0:
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if (bf->flags & BIF_FLAG_AARCH32)
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bif_output.header->image_attributes |=
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HEADER_CPU_SELECT_A53_32BIT;
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else
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bif_output.header->image_attributes |=
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HEADER_CPU_SELECT_A53_64BIT;
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break;
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case PART_ATTR_DEST_CPU_R5_0:
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bif_output.header->image_attributes |=
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HEADER_CPU_SELECT_R5_SINGLE;
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break;
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case PART_ATTR_DEST_CPU_R5_L:
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bif_output.header->image_attributes |=
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HEADER_CPU_SELECT_R5_DUAL;
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break;
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}
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}
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return 0;
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}
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/* Add .bit bitstream */
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static int bif_add_bit(struct bif_entry *bf)
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{
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char *bit = read_full_file(bf->filename, NULL);
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char *bitbin;
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uint8_t initial_header[] = { 0x00, 0x09, 0x0f, 0xf0, 0x0f, 0xf0, 0x0f,
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0xf0, 0x0f, 0xf0, 0x00, 0x00, 0x01, 0x61 };
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uint16_t len;
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uint32_t bitlen;
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int i;
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if (!bit)
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return -1;
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/* Skip initial header */
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if (memcmp(bit, initial_header, sizeof(initial_header)))
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return -1;
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bit += sizeof(initial_header);
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/* Design name */
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len = be16_to_cpu(*(uint16_t *)bit);
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bit += sizeof(uint16_t);
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debug("Design: %s\n", bit);
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bit += len;
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/* Device identifier */
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if (*bit != 'b')
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return -1;
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bit++;
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len = be16_to_cpu(*(uint16_t *)bit);
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bit += sizeof(uint16_t);
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debug("Device: %s\n", bit);
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bit += len;
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/* Date */
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if (*bit != 'c')
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return -1;
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bit++;
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len = be16_to_cpu(*(uint16_t *)bit);
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bit += sizeof(uint16_t);
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debug("Date: %s\n", bit);
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bit += len;
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/* Time */
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if (*bit != 'd')
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return -1;
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bit++;
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len = be16_to_cpu(*(uint16_t *)bit);
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bit += sizeof(uint16_t);
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debug("Time: %s\n", bit);
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bit += len;
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/* Bitstream length */
|
|
if (*bit != 'e')
|
|
return -1;
|
|
bit++;
|
|
bitlen = be32_to_cpu(*(uint32_t *)bit);
|
|
bit += sizeof(uint32_t);
|
|
bitbin = bit;
|
|
|
|
debug("Bitstream Length: 0x%x\n", bitlen);
|
|
for (i = 0; i < bitlen; i += sizeof(uint32_t)) {
|
|
uint32_t *bitbin32 = (uint32_t *)&bitbin[i];
|
|
*bitbin32 = __builtin_bswap32(*bitbin32);
|
|
}
|
|
|
|
if (!bf->dest_dev)
|
|
bf->dest_dev = PART_ATTR_DEST_DEVICE_PL;
|
|
|
|
bf->load = 0xffffffff;
|
|
bf->entry = 0;
|
|
|
|
bf->flags |= 1ULL << BIF_FLAG_BIT_FILE;
|
|
return bif_add_part(bf, bit, bitlen);
|
|
}
|
|
|
|
/* Add .bin bitstream */
|
|
static int bif_add_bin(struct bif_entry *bf)
|
|
{
|
|
size_t size;
|
|
char *bin = read_full_file(bf->filename, &size);
|
|
|
|
if (!bf->dest_dev)
|
|
bf->dest_dev = PART_ATTR_DEST_DEVICE_PS;
|
|
|
|
bf->flags |= 1ULL << BIF_FLAG_BIN_FILE;
|
|
return bif_add_part(bf, bin, size);
|
|
}
|
|
|
|
/* Add elf file */
|
|
static char *elf2flat64(char *elf, size_t *flat_size, size_t *load_addr)
|
|
{
|
|
Elf64_Ehdr *ehdr;
|
|
Elf64_Shdr *shdr;
|
|
size_t min_addr = -1, max_addr = 0;
|
|
char *flat;
|
|
int i;
|
|
|
|
ehdr = (void *)elf;
|
|
shdr = (void *)(elf + le64_to_cpu(ehdr->e_shoff));
|
|
|
|
/* Look for smallest / biggest address */
|
|
for (i = 0; i < le64_to_cpu(ehdr->e_shnum); i++, shdr++) {
|
|
if (!shdr->sh_size || !shdr->sh_addr ||
|
|
!(shdr->sh_flags & SHF_ALLOC) ||
|
|
(shdr->sh_type == SHT_NOBITS))
|
|
continue;
|
|
|
|
if (le64_to_cpu(shdr->sh_addr) < min_addr)
|
|
min_addr = le64_to_cpu(shdr->sh_addr);
|
|
if ((le64_to_cpu(shdr->sh_addr) + le64_to_cpu(shdr->sh_size)) >
|
|
max_addr)
|
|
max_addr = le64_to_cpu(shdr->sh_addr) +
|
|
le64_to_cpu(shdr->sh_size);
|
|
}
|
|
|
|
*load_addr = min_addr;
|
|
*flat_size = max_addr - min_addr;
|
|
flat = calloc(1, *flat_size);
|
|
if (!flat)
|
|
return NULL;
|
|
|
|
shdr = (void *)(elf + le64_to_cpu(ehdr->e_shoff));
|
|
for (i = 0; i < le64_to_cpu(ehdr->e_shnum); i++, shdr++) {
|
|
char *dst = flat + le64_to_cpu(shdr->sh_addr) - min_addr;
|
|
char *src = elf + le64_to_cpu(shdr->sh_offset);
|
|
|
|
if (!shdr->sh_size || !shdr->sh_addr ||
|
|
!(shdr->sh_flags & SHF_ALLOC))
|
|
continue;
|
|
|
|
if (shdr->sh_type != SHT_NOBITS)
|
|
memcpy(dst, src, le64_to_cpu(shdr->sh_size));
|
|
}
|
|
|
|
return flat;
|
|
}
|
|
|
|
static char *elf2flat32(char *elf, size_t *flat_size, size_t *load_addr)
|
|
{
|
|
Elf32_Ehdr *ehdr;
|
|
Elf32_Shdr *shdr;
|
|
size_t min_addr = -1, max_addr = 0;
|
|
char *flat;
|
|
int i;
|
|
|
|
ehdr = (void *)elf;
|
|
shdr = (void *)(elf + le32_to_cpu(ehdr->e_shoff));
|
|
|
|
/* Look for smallest / biggest address */
|
|
for (i = 0; i < le32_to_cpu(ehdr->e_shnum); i++, shdr++) {
|
|
if (!shdr->sh_size || !shdr->sh_addr ||
|
|
!(shdr->sh_flags & SHF_ALLOC) ||
|
|
(shdr->sh_type == SHT_NOBITS))
|
|
continue;
|
|
|
|
if (le32_to_cpu(shdr->sh_addr) < min_addr)
|
|
min_addr = le32_to_cpu(shdr->sh_addr);
|
|
if ((le32_to_cpu(shdr->sh_addr) + le32_to_cpu(shdr->sh_size)) >
|
|
max_addr)
|
|
max_addr = le32_to_cpu(shdr->sh_addr) +
|
|
le32_to_cpu(shdr->sh_size);
|
|
}
|
|
|
|
*load_addr = min_addr;
|
|
*flat_size = max_addr - min_addr;
|
|
flat = calloc(1, *flat_size);
|
|
if (!flat)
|
|
return NULL;
|
|
|
|
shdr = (void *)(elf + le32_to_cpu(ehdr->e_shoff));
|
|
for (i = 0; i < le32_to_cpu(ehdr->e_shnum); i++, shdr++) {
|
|
char *dst = flat + le32_to_cpu(shdr->sh_addr) - min_addr;
|
|
char *src = elf + le32_to_cpu(shdr->sh_offset);
|
|
|
|
if (!shdr->sh_size || !shdr->sh_addr ||
|
|
!(shdr->sh_flags & SHF_ALLOC))
|
|
continue;
|
|
|
|
if (shdr->sh_type != SHT_NOBITS)
|
|
memcpy(dst, src, le32_to_cpu(shdr->sh_size));
|
|
}
|
|
|
|
return flat;
|
|
}
|
|
|
|
static int bif_add_elf(struct bif_entry *bf)
|
|
{
|
|
size_t size;
|
|
size_t elf_size;
|
|
char *elf;
|
|
char *flat;
|
|
size_t load_addr;
|
|
Elf32_Ehdr *ehdr32;
|
|
Elf64_Ehdr *ehdr64;
|
|
|
|
elf = read_full_file(bf->filename, &elf_size);
|
|
if (!elf)
|
|
return -1;
|
|
|
|
ehdr32 = (void *)elf;
|
|
ehdr64 = (void *)elf;
|
|
|
|
switch (ehdr32->e_ident[EI_CLASS]) {
|
|
case ELFCLASS32:
|
|
flat = elf2flat32(elf, &size, &load_addr);
|
|
bf->entry = le32_to_cpu(ehdr32->e_entry);
|
|
bf->flags |= 1ULL << BIF_FLAG_AARCH32;
|
|
break;
|
|
case ELFCLASS64:
|
|
flat = elf2flat64(elf, &size, &load_addr);
|
|
bf->entry = le64_to_cpu(ehdr64->e_entry);
|
|
break;
|
|
default:
|
|
printf("Unknown ELF class: %d\n", ehdr32->e_ident[EI_CLASS]);
|
|
return -1;
|
|
}
|
|
|
|
if (!flat)
|
|
return -1;
|
|
|
|
bf->load = load_addr;
|
|
if (!bf->dest_dev)
|
|
bf->dest_dev = PART_ATTR_DEST_DEVICE_PS;
|
|
|
|
bf->flags |= 1ULL << BIF_FLAG_ELF_FILE;
|
|
return bif_add_part(bf, flat, size);
|
|
}
|
|
|
|
static const struct bif_file_type bif_file_types[] = {
|
|
{
|
|
.name = "bitstream (.bit)",
|
|
.header = 0x00090ff0,
|
|
.add = bif_add_bit,
|
|
},
|
|
|
|
{
|
|
.name = "ELF",
|
|
.header = 0x7f454c46,
|
|
.add = bif_add_elf,
|
|
},
|
|
|
|
/* Anything else is a .bin file */
|
|
{
|
|
.name = ".bin",
|
|
.add = bif_add_bin,
|
|
},
|
|
};
|
|
|
|
static int bif_fsbl_config(struct bif_entry *fsbl_config,
|
|
struct bif_entry *entries, int nr_entries)
|
|
{
|
|
int i;
|
|
int config_set = 0;
|
|
struct {
|
|
const char *name;
|
|
uint64_t flags;
|
|
uint64_t dest_cpu;
|
|
} configs[] = {
|
|
{ .name = "a5x_x64", .dest_cpu = PART_ATTR_DEST_CPU_A53_0 },
|
|
{ .name = "a53_x64", .dest_cpu = PART_ATTR_DEST_CPU_A53_0 },
|
|
{ .name = "a5x_x32", .dest_cpu = PART_ATTR_DEST_CPU_A53_0,
|
|
.flags = 1ULL << BIF_FLAG_AARCH32 },
|
|
{ .name = "a53_x32", .dest_cpu = PART_ATTR_DEST_CPU_A53_0,
|
|
.flags = 1ULL << BIF_FLAG_AARCH32 },
|
|
{ .name = "r5_single", .dest_cpu = PART_ATTR_DEST_CPU_R5_0 },
|
|
{ .name = "r5_dual", .dest_cpu = PART_ATTR_DEST_CPU_R5_L },
|
|
};
|
|
|
|
/* Set target CPU of bootloader entry */
|
|
for (i = 0; i < nr_entries; i++) {
|
|
struct bif_entry *b = &entries[i];
|
|
const char *config_attr = fsbl_config->filename;
|
|
int j;
|
|
|
|
if (!(b->flags & (1ULL << BIF_FLAG_BOOTLOADER)))
|
|
continue;
|
|
|
|
for (j = 0; j < ARRAY_SIZE(configs); j++) {
|
|
if (!strncmp(config_attr, configs[j].name,
|
|
strlen(configs[j].name))) {
|
|
b->dest_cpu = configs[j].dest_cpu;
|
|
b->flags |= configs[j].flags;
|
|
config_set = 1;
|
|
}
|
|
}
|
|
|
|
if (!config_set) {
|
|
printf("ERROR: Unsupported fsbl_config: %s\n",
|
|
config_attr);
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
if (!config_set) {
|
|
printf("ERROR: fsbl_config w/o bootloader\n");
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct bif_flags *find_flag(char *str)
|
|
{
|
|
const struct bif_flags *bf;
|
|
int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(bif_flags); i++) {
|
|
bf = &bif_flags[i];
|
|
if (!strncmp(bf->name, str, strlen(bf->name)))
|
|
return bf;
|
|
}
|
|
|
|
printf("ERROR: Flag '%s' not found\n", str);
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static int bif_open_file(struct bif_entry *entry)
|
|
{
|
|
int fd = open(entry->filename, O_RDONLY);
|
|
|
|
if (fd < 0)
|
|
printf("Error opening file %s\n", entry->filename);
|
|
|
|
return fd;
|
|
}
|
|
|
|
static const struct bif_file_type *get_file_type(struct bif_entry *entry)
|
|
{
|
|
int fd = bif_open_file(entry);
|
|
uint32_t header;
|
|
int i;
|
|
|
|
if (fd < 0)
|
|
return NULL;
|
|
|
|
if (read(fd, &header, sizeof(header)) != sizeof(header)) {
|
|
printf("Error reading file %s", entry->filename);
|
|
return NULL;
|
|
}
|
|
|
|
close(fd);
|
|
|
|
for (i = 0; i < ARRAY_SIZE(bif_file_types); i++) {
|
|
const struct bif_file_type *type = &bif_file_types[i];
|
|
|
|
if (!type->header)
|
|
return type;
|
|
if (type->header == be32_to_cpu(header))
|
|
return type;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
#define NEXT_CHAR(str, chr) ({ \
|
|
char *_n = strchr(str, chr); \
|
|
if (!_n) \
|
|
goto err; \
|
|
_n; \
|
|
})
|
|
|
|
static char *skip_whitespace(char *str)
|
|
{
|
|
while (*str == ' ' || *str == '\t')
|
|
str++;
|
|
|
|
return str;
|
|
}
|
|
|
|
int zynqmpbif_copy_image(int outfd, struct image_tool_params *mparams)
|
|
{
|
|
char *bif, *bifp, *bifpn;
|
|
char *line;
|
|
struct bif_entry entries[32] = { { 0 } };
|
|
int nr_entries = 0;
|
|
struct bif_entry *entry = entries;
|
|
size_t len;
|
|
int i;
|
|
uint32_t csum;
|
|
int bldr = -1;
|
|
|
|
bif_init();
|
|
|
|
/* Read .bif input file */
|
|
bif = read_full_file(mparams->datafile, NULL);
|
|
if (!bif)
|
|
goto err;
|
|
|
|
/* Interpret .bif file */
|
|
bifp = bif;
|
|
|
|
/* A bif description starts with a { section */
|
|
bifp = NEXT_CHAR(bifp, '{') + 1;
|
|
|
|
/* Read every line */
|
|
while (1) {
|
|
bifpn = NEXT_CHAR(bifp, '\n');
|
|
|
|
if (bifpn[-1] == '\r')
|
|
bifpn[-1] = '\0';
|
|
|
|
*bifpn = '\0';
|
|
bifpn++;
|
|
line = bifp;
|
|
|
|
line = skip_whitespace(line);
|
|
|
|
/* Attributes? */
|
|
if (*line == '[') {
|
|
line++;
|
|
while (1) {
|
|
const struct bif_flags *bf;
|
|
|
|
line = skip_whitespace(line);
|
|
bf = find_flag(line);
|
|
if (!bf)
|
|
goto err;
|
|
|
|
line += strlen(bf->name);
|
|
if (bf->parse)
|
|
line = bf->parse(line, entry);
|
|
else
|
|
entry->flags |= 1ULL << bf->flag;
|
|
|
|
if (!line)
|
|
goto err;
|
|
|
|
/* Go to next attribute or quit */
|
|
if (*line == ']') {
|
|
line++;
|
|
break;
|
|
}
|
|
if (*line == ',')
|
|
line++;
|
|
}
|
|
}
|
|
|
|
/* End of image description */
|
|
if (*line == '}')
|
|
break;
|
|
|
|
if (*line) {
|
|
line = skip_whitespace(line);
|
|
entry->filename = line;
|
|
nr_entries++;
|
|
entry++;
|
|
}
|
|
|
|
/* Use next line */
|
|
bifp = bifpn;
|
|
}
|
|
|
|
for (i = 0; i < nr_entries; i++) {
|
|
debug("Entry flags=%#lx name=%s\n", entries[i].flags,
|
|
entries[i].filename);
|
|
}
|
|
|
|
/*
|
|
* Some entries are actually configuration option for other ones,
|
|
* let's apply them in an intermediate step.
|
|
*/
|
|
for (i = 0; i < nr_entries; i++) {
|
|
struct bif_entry *entry = &entries[i];
|
|
|
|
if (entry->flags & (1ULL << BIF_FLAG_FSBL_CONFIG))
|
|
if (bif_fsbl_config(entry, entries, nr_entries))
|
|
goto err;
|
|
}
|
|
|
|
/* Make sure PMUFW comes before bootloader */
|
|
for (i = 0; i < nr_entries; i++) {
|
|
struct bif_entry *entry = &entries[i];
|
|
|
|
if (entry->flags & (1ULL << BIF_FLAG_BOOTLOADER))
|
|
bldr = i;
|
|
if (entry->flags & (1ULL << BIF_FLAG_PMUFW_IMAGE)) {
|
|
if (bldr >= 0) {
|
|
struct bif_entry tmp = *entry;
|
|
|
|
*entry = entries[bldr];
|
|
entries[bldr] = tmp;
|
|
}
|
|
}
|
|
}
|
|
|
|
for (i = 0; i < nr_entries; i++) {
|
|
struct bif_entry *entry = &entries[i];
|
|
const struct bif_file_type *type;
|
|
int r;
|
|
|
|
if (entry->flags & (1ULL << BIF_FLAG_FSBL_CONFIG))
|
|
continue;
|
|
|
|
type = get_file_type(entry);
|
|
if (!type)
|
|
goto err;
|
|
|
|
debug("type=%s file=%s\n", type->name, entry->filename);
|
|
r = type->add(entry);
|
|
if (r)
|
|
goto err;
|
|
}
|
|
|
|
/* Calculate checksums */
|
|
csum = zynqmp_csum(&bif_output.header->width_detection,
|
|
&bif_output.header->checksum);
|
|
bif_output.header->checksum = cpu_to_le32(csum);
|
|
|
|
if (bif_output.imgheader) {
|
|
csum = zynqmp_csum(bif_output.imgheader,
|
|
&bif_output.imgheader->checksum);
|
|
bif_output.imgheader->checksum = cpu_to_le32(csum);
|
|
}
|
|
|
|
/* Write headers and components */
|
|
if (lseek(outfd, 0, SEEK_SET) != 0)
|
|
goto err;
|
|
|
|
len = bif_output.data_len;
|
|
bifp = bif_output.data;
|
|
while (len) {
|
|
int r;
|
|
|
|
r = write(outfd, bifp, len);
|
|
if (r < 0)
|
|
goto err;
|
|
len -= r;
|
|
bifp += r;
|
|
}
|
|
|
|
return 0;
|
|
|
|
err:
|
|
fprintf(stderr, "Error: Failed to create image.\n");
|
|
return -1;
|
|
}
|
|
|
|
/* Needs to be stubbed out so we can print after creation */
|
|
static void zynqmpbif_set_header(void *ptr, struct stat *sbuf, int ifd,
|
|
struct image_tool_params *params)
|
|
{
|
|
}
|
|
|
|
static struct zynqmp_header zynqmpimage_header;
|
|
|
|
U_BOOT_IMAGE_TYPE(
|
|
zynqmpbif,
|
|
"Xilinx ZynqMP Boot Image support (bif)",
|
|
sizeof(struct zynqmp_header),
|
|
(void *)&zynqmpimage_header,
|
|
zynqmpbif_check_params,
|
|
NULL,
|
|
zynqmpimage_print_header,
|
|
zynqmpbif_set_header,
|
|
NULL,
|
|
zynqmpbif_check_image_types,
|
|
NULL,
|
|
NULL
|
|
);
|