X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=cmd%2Fmmc.c;h=8bc3648193cf33a26d0376867cad5dfc3028bd22;hb=80a48dd47e3b;hp=58fdc36f084ced3eb61554f874aea21c68c5c33d;hpb=3dde8f20377c3a051dda64497bdf0cdb23e03a2d;p=oweals%2Fu-boot.git diff --git a/cmd/mmc.c b/cmd/mmc.c index 58fdc36f08..8bc3648193 100644 --- a/cmd/mmc.c +++ b/cmd/mmc.c @@ -1,14 +1,15 @@ +// SPDX-License-Identifier: GPL-2.0+ /* * (C) Copyright 2003 * Kyle Harris, kharris@nexus-tech.net - * - * SPDX-License-Identifier: GPL-2.0+ */ #include #include #include #include +#include +#include static int curr_device = -1; @@ -100,10 +101,19 @@ static struct mmc *init_mmc_device(int dev, bool force_init) return NULL; } + if (!mmc_getcd(mmc)) + force_init = true; + if (force_init) mmc->has_init = 0; if (mmc_init(mmc)) return NULL; + +#ifdef CONFIG_BLOCK_CACHE + struct blk_desc *bd = mmc_get_blk_desc(mmc); + blkcache_invalidate(bd->if_type, bd->devnum); +#endif + return mmc; } static int do_mmcinfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) @@ -127,7 +137,7 @@ static int do_mmcinfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) return CMD_RET_SUCCESS; } -#ifdef CONFIG_SUPPORT_EMMC_RPMB +#if CONFIG_IS_ENABLED(CMD_MMC_RPMB) static int confirm_key_prog(void) { puts("Warning: Programming authentication key can be done only once !\n" @@ -246,7 +256,7 @@ static int do_mmcrpmb(cmd_tbl_t *cmdtp, int flag, if (cp == NULL || argc > cp->maxargs) return CMD_RET_USAGE; - if (flag == CMD_FLAG_REPEAT && !cp->repeatable) + if (flag == CMD_FLAG_REPEAT && !cmd_is_repeatable(cp)) return CMD_RET_SUCCESS; mmc = init_mmc_device(curr_device, false); @@ -307,6 +317,71 @@ static int do_mmc_read(cmd_tbl_t *cmdtp, int flag, return (n == cnt) ? CMD_RET_SUCCESS : CMD_RET_FAILURE; } +#if CONFIG_IS_ENABLED(CMD_MMC_SWRITE) +static lbaint_t mmc_sparse_write(struct sparse_storage *info, lbaint_t blk, + lbaint_t blkcnt, const void *buffer) +{ + struct blk_desc *dev_desc = info->priv; + + return blk_dwrite(dev_desc, blk, blkcnt, buffer); +} + +static lbaint_t mmc_sparse_reserve(struct sparse_storage *info, + lbaint_t blk, lbaint_t blkcnt) +{ + return blkcnt; +} + +static int do_mmc_sparse_write(cmd_tbl_t *cmdtp, int flag, + int argc, char * const argv[]) +{ + struct sparse_storage sparse; + struct blk_desc *dev_desc; + struct mmc *mmc; + char dest[11]; + void *addr; + u32 blk; + + if (argc != 3) + return CMD_RET_USAGE; + + addr = (void *)simple_strtoul(argv[1], NULL, 16); + blk = simple_strtoul(argv[2], NULL, 16); + + if (!is_sparse_image(addr)) { + printf("Not a sparse image\n"); + return CMD_RET_FAILURE; + } + + mmc = init_mmc_device(curr_device, false); + if (!mmc) + return CMD_RET_FAILURE; + + printf("\nMMC Sparse write: dev # %d, block # %d ... ", + curr_device, blk); + + if (mmc_getwp(mmc) == 1) { + printf("Error: card is write protected!\n"); + return CMD_RET_FAILURE; + } + + dev_desc = mmc_get_blk_desc(mmc); + sparse.priv = dev_desc; + sparse.blksz = 512; + sparse.start = blk; + sparse.size = dev_desc->lba - blk; + sparse.write = mmc_sparse_write; + sparse.reserve = mmc_sparse_reserve; + sparse.mssg = NULL; + sprintf(dest, "0x" LBAF, sparse.start * sparse.blksz); + + if (write_sparse_image(&sparse, dest, addr, NULL)) + return CMD_RET_FAILURE; + else + return CMD_RET_SUCCESS; +} +#endif + #if CONFIG_IS_ENABLED(MMC_WRITE) static int do_mmc_write(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) @@ -803,6 +878,9 @@ static cmd_tbl_t cmd_mmc[] = { #if CONFIG_IS_ENABLED(MMC_WRITE) U_BOOT_CMD_MKENT(write, 4, 0, do_mmc_write, "", ""), U_BOOT_CMD_MKENT(erase, 3, 0, do_mmc_erase, "", ""), +#endif +#if CONFIG_IS_ENABLED(CMD_MMC_SWRITE) + U_BOOT_CMD_MKENT(swrite, 3, 0, do_mmc_sparse_write, "", ""), #endif U_BOOT_CMD_MKENT(rescan, 1, 1, do_mmc_rescan, "", ""), U_BOOT_CMD_MKENT(part, 1, 1, do_mmc_part, "", ""), @@ -817,7 +895,7 @@ static cmd_tbl_t cmd_mmc[] = { U_BOOT_CMD_MKENT(partconf, 5, 0, do_mmc_partconf, "", ""), U_BOOT_CMD_MKENT(rst-function, 3, 0, do_mmc_rst_func, "", ""), #endif -#ifdef CONFIG_SUPPORT_EMMC_RPMB +#if CONFIG_IS_ENABLED(CMD_MMC_RPMB) U_BOOT_CMD_MKENT(rpmb, CONFIG_SYS_MAXARGS, 1, do_mmcrpmb, "", ""), #endif U_BOOT_CMD_MKENT(setdsr, 2, 0, do_mmc_setdsr, "", ""), @@ -838,7 +916,7 @@ static int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) if (cp == NULL || argc > cp->maxargs) return CMD_RET_USAGE; - if (flag == CMD_FLAG_REPEAT && !cp->repeatable) + if (flag == CMD_FLAG_REPEAT && !cmd_is_repeatable(cp)) return CMD_RET_SUCCESS; if (curr_device < 0) { @@ -858,11 +936,15 @@ U_BOOT_CMD( "info - display info of the current MMC device\n" "mmc read addr blk# cnt\n" "mmc write addr blk# cnt\n" +#if CONFIG_IS_ENABLED(CMD_MMC_SWRITE) + "mmc swrite addr blk#\n" +#endif "mmc erase blk# cnt\n" "mmc rescan\n" "mmc part - lists available partition on current mmc device\n" "mmc dev [dev] [part] - show or set current mmc device [partition]\n" "mmc list - lists available devices\n" +#if CONFIG_IS_ENABLED(MMC_HW_PARTITIONING) "mmc hwpartition [args...] - does hardware partitioning\n" " arguments (sizes in 512-byte blocks):\n" " [user [enh start cnt] [wrrel {on|off}]] - sets user data area attributes\n" @@ -870,6 +952,7 @@ U_BOOT_CMD( " [check|set|complete] - mode, complete set partitioning completed\n" " WARNING: Partitioning is a write-once setting once it is set to complete.\n" " Power cycling is required to initialize partitions after set to complete.\n" +#endif #ifdef CONFIG_SUPPORT_EMMC_BOOT "mmc bootbus dev boot_bus_width reset_boot_bus_width boot_mode\n" " - Set the BOOT_BUS_WIDTH field of the specified device\n" @@ -881,7 +964,7 @@ U_BOOT_CMD( " - Change the RST_n_FUNCTION field of the specified device\n" " WARNING: This is a write-once field and 0 / 1 / 2 are the only valid values.\n" #endif -#ifdef CONFIG_SUPPORT_EMMC_RPMB +#if CONFIG_IS_ENABLED(CMD_MMC_RPMB) "mmc rpmb read addr blk# cnt [address of auth-key] - block size is 256 bytes\n" "mmc rpmb write addr blk# cnt
- block size is 256 bytes\n" "mmc rpmb key
- program the RPMB authentication key.\n"