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https://github.com/AsahiLinux/u-boot
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6cdc8be7c5
This does not work with sandbox at present. Fix it up to use map_sysmem() to convert an address to a pointer. Signed-off-by: Simon Glass <sjg@chromium.org>
93 lines
2.1 KiB
C
93 lines
2.1 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* (C) Copyright 2000
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*/
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#include <common.h>
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#include <command.h>
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#include <env.h>
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#include <gzip.h>
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#include <mapmem.h>
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#include <part.h>
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static int do_unzip(struct cmd_tbl *cmdtp, int flag, int argc,
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char *const argv[])
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{
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unsigned long src, dst;
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unsigned long src_len = ~0UL, dst_len = ~0UL;
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switch (argc) {
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case 4:
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dst_len = hextoul(argv[3], NULL);
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/* fall through */
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case 3:
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src = hextoul(argv[1], NULL);
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dst = hextoul(argv[2], NULL);
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break;
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default:
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return CMD_RET_USAGE;
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}
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if (gunzip(map_sysmem(dst, dst_len), dst_len, map_sysmem(src, 0),
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&src_len) != 0)
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return 1;
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printf("Uncompressed size: %lu = 0x%lX\n", src_len, src_len);
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env_set_hex("filesize", src_len);
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return 0;
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}
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U_BOOT_CMD(
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unzip, 4, 1, do_unzip,
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"unzip a memory region",
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"srcaddr dstaddr [dstsize]"
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);
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static int do_gzwrite(struct cmd_tbl *cmdtp, int flag,
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int argc, char *const argv[])
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{
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struct blk_desc *bdev;
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int ret;
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unsigned char *addr;
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unsigned long length;
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unsigned long writebuf = 1<<20;
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u64 startoffs = 0;
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u64 szexpected = 0;
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if (argc < 5)
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return CMD_RET_USAGE;
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ret = blk_get_device_by_str(argv[1], argv[2], &bdev);
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if (ret < 0)
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return CMD_RET_FAILURE;
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addr = (unsigned char *)hextoul(argv[3], NULL);
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length = hextoul(argv[4], NULL);
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if (5 < argc) {
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writebuf = hextoul(argv[5], NULL);
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if (6 < argc) {
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startoffs = simple_strtoull(argv[6], NULL, 16);
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if (7 < argc)
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szexpected = simple_strtoull(argv[7],
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NULL, 16);
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}
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}
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ret = gzwrite(addr, length, bdev, writebuf, startoffs, szexpected);
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return ret ? CMD_RET_FAILURE : CMD_RET_SUCCESS;
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}
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U_BOOT_CMD(
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gzwrite, 8, 0, do_gzwrite,
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"unzip and write memory to block device",
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"<interface> <dev> <addr> length [wbuf=1M [offs=0 [outsize=0]]]\n"
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"\twbuf is the size in bytes (hex) of write buffer\n"
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"\t\tand should be padded to erase size for SSDs\n"
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"\toffs is the output start offset in bytes (hex)\n"
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"\toutsize is the size of the expected output (hex bytes)\n"
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"\t\tand is required for files with uncompressed lengths\n"
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"\t\t4 GiB or larger\n"
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);
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