--- /dev/null
+/*
+ * Copyright (C) 2018 Alexander Graf <agraf@suse.de>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include "imagetool.h"
+#include "mkimage.h"
+#include "zynqmpimage.h"
+#include <elf.h>
+#include <image.h>
+
+struct bif_entry {
+ const char *filename;
+ uint64_t flags;
+ uint64_t dest_cpu;
+ uint64_t exp_lvl;
+ uint64_t dest_dev;
+ uint64_t load;
+ uint64_t entry;
+ size_t offset;
+};
+
+enum bif_flag {
+ BIF_FLAG_AESKEYFILE,
+ BIF_FLAG_INIT,
+ BIF_FLAG_UDF_BH,
+ BIF_FLAG_HEADERSIGNATURE,
+ BIF_FLAG_PPKFILE,
+ BIF_FLAG_PSKFILE,
+ BIF_FLAG_SPKFILE,
+ BIF_FLAG_SSKFILE,
+ BIF_FLAG_SPKSIGNATURE,
+ BIF_FLAG_FSBL_CONFIG,
+ BIF_FLAG_AUTH_PARAMS,
+ BIF_FLAG_KEYSRC_ENCRYPTION,
+ BIF_FLAG_PMUFW_IMAGE,
+ BIF_FLAG_BOOTLOADER,
+ BIF_FLAG_TZ,
+ BIF_FLAG_BH_KEY_IV,
+ BIF_FLAG_BH_KEYFILE,
+ BIF_FLAG_PUF_FILE,
+ BIF_FLAG_AARCH32,
+ BIF_FLAG_PART_OWNER_UBOOT,
+
+ /* Internal flags */
+ BIF_FLAG_BIT_FILE,
+ BIF_FLAG_ELF_FILE,
+ BIF_FLAG_BIN_FILE,
+};
+
+struct bif_flags {
+ const char name[32];
+ uint64_t flag;
+ char *(*parse)(char *line, struct bif_entry *bf);
+};
+
+struct bif_file_type {
+ const char name[32];
+ uint32_t header;
+ int (*add)(struct bif_entry *bf);
+};
+
+struct bif_output {
+ size_t data_len;
+ char *data;
+ struct image_header_table *imgheader;
+ struct zynqmp_header *header;
+ struct partition_header *last_part;
+};
+
+struct bif_output bif_output;
+
+static uint32_t zynqmp_csum(void *start, void *end)
+{
+ uint32_t checksum = 0;
+ uint32_t *ptr32 = start;
+
+ while (ptr32 != end) {
+ checksum += le32_to_cpu(*ptr32);
+ ptr32++;
+ }
+
+ return ~checksum;
+}
+
+static int zynqmpbif_check_params(struct image_tool_params *params)
+{
+ if (!params)
+ return 0;
+
+ if (params->addr != 0x0) {
+ fprintf(stderr, "Error: Load Address can not be specified.\n");
+ return -1;
+ }
+
+ if (params->eflag) {
+ fprintf(stderr, "Error: Entry Point can not be specified.\n");
+ return -1;
+ }
+
+ return !(params->lflag || params->dflag);
+}
+
+static int zynqmpbif_check_image_types(uint8_t type)
+{
+ return (type == IH_TYPE_ZYNQMPBIF) ? EXIT_SUCCESS : EXIT_FAILURE;
+}
+
+static char *parse_dest_cpu(char *line, struct bif_entry *bf)
+{
+ uint64_t i;
+
+ for (i = 0; i < ARRAY_SIZE(dest_cpus); i++) {
+ if (!strncmp(line, dest_cpus[i], strlen(dest_cpus[i]))) {
+ bf->dest_cpu = i << PART_ATTR_DEST_CPU_SHIFT;
+ return line + strlen(dest_cpus[i]);
+ }
+
+ /* a5x can also be written as a53 */
+ if (!strncmp(dest_cpus[i], "a5x", 3)) {
+ char a53[] = "a53-X";
+
+ a53[4] = dest_cpus[i][4];
+ if (!strncmp(line, a53, strlen(a53))) {
+ bf->dest_cpu = i << PART_ATTR_DEST_CPU_SHIFT;
+ return line + strlen(a53);
+ }
+ }
+ }
+
+ return line;
+}
+
+static char *parse_el(char *line, struct bif_entry *bf)
+{
+ const char *dest_els[] = { "none", "el-0", "el-1", "el-2", "el-3" };
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(dest_els); i++) {
+ if (!strncmp(line, dest_els[i], strlen(dest_els[i]))) {
+ bf->exp_lvl = i;
+ return line + strlen(dest_els[i]);
+ }
+ }
+
+ return line;
+}
+
+static char *parse_load(char *line, struct bif_entry *bf)
+{
+ char *endptr;
+
+ bf->load = strtoll(line, &endptr, 0);
+
+ return endptr;
+}
+
+static char *parse_entry(char *line, struct bif_entry *bf)
+{
+ char *endptr;
+
+ bf->entry = strtoll(line, &endptr, 0);
+
+ return endptr;
+}
+
+static char *parse_offset(char *line, struct bif_entry *bf)
+{
+ char *endptr;
+
+ bf->offset = strtoll(line, &endptr, 0);
+
+ return endptr;
+}
+
+static char *parse_partition_owner(char *line, struct bif_entry *bf)
+{
+ char *endptr = NULL;
+
+ if (!strncmp(line, "fsbl", 4)) {
+ endptr = line + 4;
+ } else if (!strncmp(line, "uboot", 5)) {
+ bf->flags |= 1ULL << BIF_FLAG_PART_OWNER_UBOOT;
+ endptr = line + 5;
+ } else {
+ printf("ERROR: Unknown partition type '%s'\n", line);
+ }
+
+ return endptr;
+}
+
+static const struct bif_flags bif_flags[] = {
+ { "fsbl_config", BIF_FLAG_FSBL_CONFIG },
+ { "trustzone", BIF_FLAG_TZ },
+ { "pmufw_image", BIF_FLAG_PMUFW_IMAGE },
+ { "bootloader", BIF_FLAG_BOOTLOADER },
+ { "destination_cpu=", 0, parse_dest_cpu },
+ { "exception_level=", 0, parse_el },
+ { "load=", 0, parse_load },
+ { "startup=", 0, parse_entry },
+ { "offset=", 0, parse_offset },
+ { "partition_owner=", 0, parse_partition_owner },
+};
+
+static char *read_full_file(const char *filename, size_t *size)
+{
+ char *buf, *bufp;
+ struct stat sbuf;
+ int len = 0, r, fd;
+
+ fd = open(filename, O_RDONLY);
+ if (fd < 0)
+ return NULL;
+
+ if (fstat(fd, &sbuf) < 0)
+ return NULL;
+
+ if (size)
+ *size = sbuf.st_size;
+
+ buf = malloc(sbuf.st_size);
+ if (!buf)
+ return NULL;
+
+ bufp = buf;
+ while (len < sbuf.st_size) {
+ r = read(fd, bufp, sbuf.st_size - len);
+ if (r < 0)
+ return NULL;
+ len += r;
+ bufp += r;
+ }
+
+ close(fd);
+
+ return buf;
+}
+
+static int bif_add_blob(const void *data, size_t len, size_t *offset)
+{
+ size_t new_size;
+ uintptr_t header_off;
+ uintptr_t last_part_off;
+ uintptr_t imgheader_off;
+ uintptr_t old_data = (uintptr_t)bif_output.data;
+ void *new_data;
+
+ header_off = (uintptr_t)bif_output.header - old_data;
+ last_part_off = (uintptr_t)bif_output.last_part - old_data;
+ imgheader_off = (uintptr_t)bif_output.imgheader - old_data;
+
+ if (offset && *offset) {
+ /* Pad to a given offset */
+ if (bif_output.data_len > *offset) {
+ printf("Can not pad to offset %zx\n", *offset);
+ return -1;
+ }
+
+ bif_output.data_len = *offset;
+ }
+
+ new_size = ROUND(bif_output.data_len + len, 64);
+ new_data = realloc(bif_output.data, new_size);
+ memcpy(new_data + bif_output.data_len, data, len);
+ if (offset)
+ *offset = bif_output.data_len;
+ bif_output.data = new_data;
+ bif_output.data_len = new_size;
+
+ /* Readjust internal pointers */
+ if (bif_output.header)
+ bif_output.header = new_data + header_off;
+ if (bif_output.last_part)
+ bif_output.last_part = new_data + last_part_off;
+ if (bif_output.imgheader)
+ bif_output.imgheader = new_data + imgheader_off;
+
+ return 0;
+}
+
+static int bif_init(void)
+{
+ struct zynqmp_header header = { { 0 } };
+ int r;
+
+ zynqmpimage_default_header(&header);
+
+ r = bif_add_blob(&header, sizeof(header), NULL);
+ if (r)
+ return r;
+
+ bif_output.header = (void *)bif_output.data;
+
+ return 0;
+}
+
+static int bif_add_pmufw(struct bif_entry *bf, const char *data, size_t len)
+{
+ int r;
+
+ if (bif_output.header->image_offset) {
+ printf("PMUFW expected before bootloader in your .bif file!\n");
+ return -1;
+ }
+
+ r = bif_add_blob(data, len, &bf->offset);
+ if (r)
+ return r;
+
+ len = ROUND(len, 64);
+ bif_output.header->pfw_image_length = cpu_to_le32(len);
+ bif_output.header->total_pfw_image_length = cpu_to_le32(len);
+ bif_output.header->image_offset = cpu_to_le32(bf->offset);
+
+ return 0;
+}
+
+static int bif_add_part(struct bif_entry *bf, const char *data, size_t len)
+{
+ size_t parthdr_offset = 0;
+ struct partition_header parthdr = {
+ .len_enc = cpu_to_le32(len / 4),
+ .len_unenc = cpu_to_le32(len / 4),
+ .len = cpu_to_le32(len / 4),
+ .entry_point = cpu_to_le64(bf->entry),
+ .load_address = cpu_to_le64(bf->load),
+ };
+ int r;
+ uint32_t csum;
+
+ if (bf->flags & (1ULL << BIF_FLAG_PMUFW_IMAGE))
+ return bif_add_pmufw(bf, data, len);
+
+ r = bif_add_blob(data, len, &bf->offset);
+ if (r)
+ return r;
+
+ parthdr.offset = cpu_to_le32(bf->offset / 4);
+
+ if (bf->flags & (1ULL << BIF_FLAG_BOOTLOADER)) {
+ if (bif_output.last_part) {
+ printf("ERROR: Bootloader expected before others\n");
+ return -1;
+ }
+
+ parthdr.offset = cpu_to_le32(bif_output.header->image_offset);
+ parthdr.len = cpu_to_le32((bf->offset + len -
+ bif_output.header->image_offset) / 4);
+ parthdr.len_enc = parthdr.len;
+ parthdr.len_unenc = parthdr.len;
+ }
+
+ /* Normalize EL */
+ bf->exp_lvl = bf->exp_lvl ? bf->exp_lvl - 1 : 3;
+ parthdr.attributes |= bf->exp_lvl << PART_ATTR_TARGET_EL_SHIFT;
+ parthdr.attributes |= bf->dest_dev;
+ parthdr.attributes |= bf->dest_cpu;
+ if (bf->flags & (1ULL << BIF_FLAG_TZ))
+ parthdr.attributes |= PART_ATTR_TZ_SECURE;
+ if (bf->flags & (1ULL << BIF_FLAG_PART_OWNER_UBOOT))
+ parthdr.attributes |= PART_ATTR_PART_OWNER_UBOOT;
+ switch (bf->dest_cpu) {
+ case PART_ATTR_DEST_CPU_NONE:
+ case PART_ATTR_DEST_CPU_A53_0:
+ case PART_ATTR_DEST_CPU_A53_1:
+ case PART_ATTR_DEST_CPU_A53_2:
+ case PART_ATTR_DEST_CPU_A53_3:
+ if (bf->flags & (1ULL << BIF_FLAG_AARCH32))
+ parthdr.attributes |= PART_ATTR_A53_EXEC_AARCH32;
+ }
+
+ csum = zynqmp_csum(&parthdr, &parthdr.checksum);
+ parthdr.checksum = cpu_to_le32(csum);
+
+ r = bif_add_blob(&parthdr, sizeof(parthdr), &parthdr_offset);
+ if (r)
+ return r;
+
+ /* Add image header table if not there yet */
+ if (!bif_output.imgheader) {
+ size_t imghdr_off = 0;
+ struct image_header_table imghdr = {
+ .version = cpu_to_le32(0x01020000),
+ .nr_parts = 0,
+ };
+
+ r = bif_add_blob(&imghdr, sizeof(imghdr), &imghdr_off);
+ if (r)
+ return r;
+
+ bif_output.header->image_header_table_offset = imghdr_off;
+ bif_output.imgheader = (void *)(bif_output.data + imghdr_off);
+ }
+
+ bif_output.imgheader->nr_parts = cpu_to_le32(le32_to_cpu(
+ bif_output.imgheader->nr_parts) + 1);
+
+ /* Link to this partition header */
+ if (bif_output.last_part) {
+ bif_output.last_part->next_partition_offset =
+ cpu_to_le32(parthdr_offset / 4);
+
+ /* Recalc checksum of last_part */
+ csum = zynqmp_csum(bif_output.last_part,
+ &bif_output.last_part->checksum);
+ bif_output.last_part->checksum = cpu_to_le32(csum);
+ } else {
+ bif_output.imgheader->partition_header_offset =
+ cpu_to_le32(parthdr_offset / 4);
+ }
+ bif_output.last_part = (void *)(bif_output.data + parthdr_offset);
+
+ if (bf->flags & (1ULL << BIF_FLAG_BOOTLOADER)) {
+ bif_output.header->image_load = cpu_to_le32(bf->load);
+ if (!bif_output.header->image_offset)
+ bif_output.header->image_offset =
+ cpu_to_le32(bf->offset);
+ bif_output.header->image_size = cpu_to_le32(len);
+ bif_output.header->image_stored_size = cpu_to_le32(len);
+
+ bif_output.header->image_attributes &= ~HEADER_CPU_SELECT_MASK;
+ switch (bf->dest_cpu) {
+ default:
+ case PART_ATTR_DEST_CPU_A53_0:
+ if (bf->flags & BIF_FLAG_AARCH32)
+ bif_output.header->image_attributes |=
+ HEADER_CPU_SELECT_A53_32BIT;
+ else
+ bif_output.header->image_attributes |=
+ HEADER_CPU_SELECT_A53_64BIT;
+ break;
+ case PART_ATTR_DEST_CPU_R5_0:
+ bif_output.header->image_attributes |=
+ HEADER_CPU_SELECT_R5_SINGLE;
+ break;
+ case PART_ATTR_DEST_CPU_R5_L:
+ bif_output.header->image_attributes |=
+ HEADER_CPU_SELECT_R5_DUAL;
+ break;
+ }
+ }
+
+ return 0;
+}
+
+/* Add .bit bitstream */
+static int bif_add_bit(struct bif_entry *bf)
+{
+ char *bit = read_full_file(bf->filename, NULL);
+ char *bitbin;
+ uint8_t initial_header[] = { 0x00, 0x09, 0x0f, 0xf0, 0x0f, 0xf0, 0x0f,
+ 0xf0, 0x0f, 0xf0, 0x00, 0x00, 0x01, 0x61 };
+ uint16_t len;
+ uint32_t bitlen;
+ int i;
+
+ if (!bit)
+ return -1;
+
+ /* Skip initial header */
+ if (memcmp(bit, initial_header, sizeof(initial_header)))
+ return -1;
+
+ bit += sizeof(initial_header);
+
+ /* Design name */
+ len = be16_to_cpu(*(uint16_t *)bit);
+ bit += sizeof(uint16_t);
+ debug("Design: %s\n", bit);
+ bit += len;
+
+ /* Device identifier */
+ if (*bit != 'b')
+ return -1;
+ bit++;
+ len = be16_to_cpu(*(uint16_t *)bit);
+ bit += sizeof(uint16_t);
+ debug("Device: %s\n", bit);
+ bit += len;
+
+ /* Date */
+ if (*bit != 'c')
+ return -1;
+ bit++;
+ len = be16_to_cpu(*(uint16_t *)bit);
+ bit += sizeof(uint16_t);
+ debug("Date: %s\n", bit);
+ bit += len;
+
+ /* Time */
+ if (*bit != 'd')
+ return -1;
+ bit++;
+ len = be16_to_cpu(*(uint16_t *)bit);
+ bit += sizeof(uint16_t);
+ debug("Time: %s\n", bit);
+ bit += len;
+
+ /* 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 = __swab32(*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
+);
projects / u-boot / commitdiff