diff options
Diffstat (limited to 'cmd/blkmap.c')
| -rw-r--r-- | cmd/blkmap.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/cmd/blkmap.c b/cmd/blkmap.c index 164f80f1387..86a123b1cd3 100644 --- a/cmd/blkmap.c +++ b/cmd/blkmap.c @@ -62,13 +62,18 @@ static int do_blkmap_map_mem(struct map_ctx *ctx, int argc, char *const argv[]) { phys_addr_t addr; int err; + bool preserve = false; if (argc < 2) return CMD_RET_USAGE; addr = hextoul(argv[1], NULL); - err = blkmap_map_pmem(ctx->dev, ctx->blknr, ctx->blkcnt, addr); + if (argc == 3 && !strcmp(argv[2], "preserve")) + preserve = true; + + err = blkmap_map_pmem(ctx->dev, ctx->blknr, ctx->blkcnt, addr, + preserve); if (err) { printf("Unable to map %#llx at block 0x" LBAF ": %d\n", (unsigned long long)addr, ctx->blknr, err); @@ -221,7 +226,7 @@ U_BOOT_CMD_WITH_SUBCMDS( "blkmap create <label> - create device\n" "blkmap destroy <label> - destroy device\n" "blkmap map <label> <blk#> <cnt> linear <interface> <dev> <blk#> - device mapping\n" - "blkmap map <label> <blk#> <cnt> mem <addr> - memory mapping\n", + "blkmap map <label> <blk#> <cnt> mem <addr> [preserve] - memory mapping\n", U_BOOT_SUBCMD_MKENT(info, 2, 1, do_blkmap_common), U_BOOT_SUBCMD_MKENT(part, 2, 1, do_blkmap_common), U_BOOT_SUBCMD_MKENT(dev, 4, 1, do_blkmap_common), |