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author | Arthur Heymans <arthur@aheymans.xyz> | 2019-08-03 23:34:15 +0200 |
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committer | Patrick Georgi <pgeorgi@google.com> | 2019-08-05 08:27:40 +0000 |
commit | 3071c8114a8ea29b66916b9207d8ac07aad3b676 (patch) | |
tree | 80693ba5d06dbce111c4b3425b48121ecc13acbf /util/arm_boot_tools/mksunxiboot | |
parent | cc7495c4e0289802170a95dcfd95c3014868f476 (diff) | |
download | coreboot-3071c8114a8ea29b66916b9207d8ac07aad3b676.tar.xz |
util/arm_boot_tools/mksunxiboot: Remove tool
Support for allwinner sunxi was dropped.
Change-Id: I0d4cbcac3e96e381185338455a773bcccc3401ad
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34688
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'util/arm_boot_tools/mksunxiboot')
-rw-r--r-- | util/arm_boot_tools/mksunxiboot/description.md | 1 | ||||
-rw-r--r-- | util/arm_boot_tools/mksunxiboot/mksunxiboot.c | 202 |
2 files changed, 0 insertions, 203 deletions
diff --git a/util/arm_boot_tools/mksunxiboot/description.md b/util/arm_boot_tools/mksunxiboot/description.md deleted file mode 100644 index cd90b75325..0000000000 --- a/util/arm_boot_tools/mksunxiboot/description.md +++ /dev/null @@ -1 +0,0 @@ -A simple tool to generate bootable image for sunxi platform. `C` diff --git a/util/arm_boot_tools/mksunxiboot/mksunxiboot.c b/util/arm_boot_tools/mksunxiboot/mksunxiboot.c deleted file mode 100644 index 493f476731..0000000000 --- a/util/arm_boot_tools/mksunxiboot/mksunxiboot.c +++ /dev/null @@ -1,202 +0,0 @@ -/* - * A simple tool to generate bootable image for sunxi platform. - * - * Copyright (C) 2007-2011 Allwinner Technology Co., Ltd. - * Tom Cubie <tangliang@allwinnertech.com> - * Copyright (C) 2014 Alexandru Gagniuc <mr.nuke.me@gmail.com> - * Subject to the GNU GPL v2, or (at your option) any later version. - */ - -#include <stdio.h> -#include <stdlib.h> -#include <stdint.h> -#include <string.h> -#include <sys/types.h> -#include <sys/stat.h> -#include <unistd.h> -#include <errno.h> - -/* boot head definition from sun4i boot code */ -struct boot_file_head { - uint32_t jump_instruction; /* one intruction jumping to real code */ - uint8_t magic[8]; /* ="eGON.BT0" or "eGON.BT1", not C-style str */ - uint32_t check_sum; /* generated by PC */ - uint32_t length; /* generated by PC */ - /* We use a simplified header, only filling in what is needed by the - * boot ROM. To be compatible with Allwinner tools the larger header - * below should be used, followed by a custom header if desired. */ - uint8_t pad[12]; /* align to 32 bytes */ -}; - -static const char *BOOT0_MAGIC = "eGON.BT0"; -static const uint32_t STAMP_VALUE = 0x5F0A6C39; -static const int HEADER_SIZE = 32; -/* Checksum at most 24 KiB */ -#define SRAM_LOAD_MAX_SIZE ((24 << 10) - sizeof(struct boot_file_head)) -static const int BLOCK_SIZE = 512; - -inline static uint32_t le32_to_h(const void *src) -{ - const uint8_t *b = src; - return ((b[3] << 24) | (b[2] << 16) | (b[1] << 8) | (b[0] << 0)); -} - -inline static void h_to_le32(uint32_t val32, void *dest) -{ - uint8_t *b = dest; - b[0] = (val32 >> 0) & 0xff; - b[1] = (val32 >> 8) & 0xff; - b[2] = (val32 >> 16) & 0xff; - b[3] = (val32 >> 24) & 0xff; -}; - -static void serialize_header(void *dest, const struct boot_file_head *hdr) -{ - /* Unused fields are zero */ - memset(dest, 0, HEADER_SIZE); - - h_to_le32(hdr->jump_instruction, dest + 0); - memcpy(dest + 4, BOOT0_MAGIC, 8); - h_to_le32(hdr->check_sum, dest + 12); - h_to_le32(hdr->length, dest + 16); -} - -/* Check sum function from sun4i boot code */ -static int fill_check_sum(struct boot_file_head *hdr, const void *boot_code) -{ - size_t i; - uint8_t raw_hdr[HEADER_SIZE]; - uint32_t chksum; - - if ((hdr->length & 0x3) != 0) { - fprintf(stderr, "BUG! Load size is not 4-byte aligned\n"); - return EXIT_FAILURE; - } - - /* Fill in checksum seed */ - hdr->check_sum = STAMP_VALUE; - - chksum = 0; - /* Checksum the header */ - serialize_header(raw_hdr, hdr); - for (i = 0; i < HEADER_SIZE; i += 4) - chksum += le32_to_h(raw_hdr + i); - - /* Checksum the boot code */ - for (i = 0; i < hdr->length - HEADER_SIZE; i += 4) - chksum += le32_to_h(boot_code + i); - - /* write back check sum */ - hdr->check_sum = chksum; - - return EXIT_SUCCESS; -} - -static uint32_t align(uint32_t size, uint32_t alignment) -{ - return ((size + alignment - 1) / alignment) * alignment; -} - -static void fill_header(struct boot_file_head *hdr, size_t load_size) -{ - /* B instruction */ - hdr->jump_instruction = 0xEA000000; - /* Jump to the first instr after the header */ - hdr->jump_instruction |= (sizeof(*hdr) / sizeof(uint32_t) - 2); - /* No '0' termination in magic string */ - memcpy(&hdr->magic, BOOT0_MAGIC, 8); - - hdr->length = align(load_size + sizeof(hdr), BLOCK_SIZE); -} - -static long int fsize(FILE *file) -{ - struct stat s; - int fd = fileno(file); - if (fd == -1) return -1; - if (fstat(fd, &s) == -1) return -1; - return s.st_size; -} - -int main(int argc, char *argv[]) -{ - FILE *fd_in, *fd_out; - struct boot_file_head hdr; - long int file_size, load_size; - void *file_data; - uint8_t raw_hdr[HEADER_SIZE]; - int count; - - /* - * TODO: We could take an additional argument to see how much of the - * file to checksum. This way, the build system can tell us how large - * the bootblock is, so we can tell the BROM to load only the bootblock. - */ - if (argc < 2) { - printf("\tThis program makes an input bin file to sun4i " - "bootable image.\n" - "\tUsage: %s input_file out_putfile\n", argv[0]); - return EXIT_FAILURE; - } - - fd_in = fopen(argv[1], "rb"); - if (!fd_in) { - fprintf(stderr, "Cannot open input %s", argv[1]); - return EXIT_FAILURE; - } - - /* Get input file size */ - file_size = fsize(fd_in); - if (file_size == -1) { - fprintf(stderr, "can't determine file size\n"); - return EXIT_FAILURE; - } - if ((file_data = malloc(file_size)) == NULL) { - fprintf(stderr, "Cannot allocate memory\n"); - return EXIT_FAILURE; - } - - printf("File size: 0x%lx\n", file_size); - if (fread(file_data, file_size, 1, fd_in) != 1) { - fprintf(stderr, "Cannot read %s: %s\n", argv[1], - strerror(errno)); - return EXIT_FAILURE; - } - - load_size = align(file_size, sizeof(uint32_t)); - - if (load_size > SRAM_LOAD_MAX_SIZE) - load_size = SRAM_LOAD_MAX_SIZE; - - printf("Load size: 0x%lx\n", load_size); - - fd_out = fopen(argv[2], "w"); - if (!fd_out) { - fprintf(stderr, "Cannot open output %s\n", argv[2]); - return EXIT_FAILURE; - } - - /* Fill the header */ - fill_header(&hdr, load_size); - fill_check_sum(&hdr, file_data); - - /* Now write the header */ - serialize_header(raw_hdr, &hdr); - if (fwrite(raw_hdr, HEADER_SIZE, 1, fd_out) != 1) { - fprintf(stderr, "Cannot write header to %s: %s\n", argv[1], - strerror(errno)); - return EXIT_FAILURE; - } - - /* And finally, the boot code */ - if (fwrite(file_data, file_size, 1, fd_out) != 1) { - fprintf(stderr, "Cannot write to %s: %s\n", argv[1], - strerror(errno)); - return EXIT_FAILURE; - } - - fclose(fd_in); - fclose(fd_out); - - return EXIT_SUCCESS; -} |