X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=cmd%2Fmmc.c;h=5def4ea1a29ad0b6c72bd60b3c4132c749a1d6ca;hb=b65ac633f52da596cfa573bb4a597e2edd2318c8;hp=eb4a547a9707939c71ad5396fe2fe386d9912084;hpb=826d06dbdd0e29ab0d8bd76d1ca640e2dfdb076c;p=u-boot diff --git a/cmd/mmc.c b/cmd/mmc.c index eb4a547a97..5def4ea1a2 100644 --- a/cmd/mmc.c +++ b/cmd/mmc.c @@ -11,66 +11,6 @@ #include static int curr_device = -1; -#ifndef CONFIG_GENERIC_MMC -int do_mmc (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - int dev; - - if (argc < 2) - return CMD_RET_USAGE; - - if (strcmp(argv[1], "init") == 0) { - if (argc == 2) { - if (curr_device < 0) - dev = 1; - else - dev = curr_device; - } else if (argc == 3) { - dev = (int)simple_strtoul(argv[2], NULL, 10); - } else { - return CMD_RET_USAGE; - } - - if (mmc_legacy_init(dev) != 0) { - puts("No MMC card found\n"); - return 1; - } - - curr_device = dev; - printf("mmc%d is available\n", curr_device); - } else if (strcmp(argv[1], "device") == 0) { - if (argc == 2) { - if (curr_device < 0) { - puts("No MMC device available\n"); - return 1; - } - } else if (argc == 3) { - dev = (int)simple_strtoul(argv[2], NULL, 10); - -#ifdef CONFIG_SYS_MMC_SET_DEV - if (mmc_set_dev(dev) != 0) - return 1; -#endif - curr_device = dev; - } else { - return CMD_RET_USAGE; - } - - printf("mmc%d is current device\n", curr_device); - } else { - return CMD_RET_USAGE; - } - - return 0; -} - -U_BOOT_CMD( - mmc, 3, 1, do_mmc, - "MMC sub-system", - "init [dev] - init MMC sub system\n" - "mmc device [dev] - show or set current device" -); -#else /* !CONFIG_GENERIC_MMC */ static void print_mmcinfo(struct mmc *mmc) { @@ -313,7 +253,11 @@ static int do_mmcrpmb(cmd_tbl_t *cmdtp, int flag, return CMD_RET_FAILURE; } /* Switch to the RPMB partition */ +#ifndef CONFIG_BLK original_part = mmc->block_dev.hwpart; +#else + original_part = mmc_get_blk_desc(mmc)->hwpart; +#endif if (blk_select_hwpart_devnum(IF_TYPE_MMC, curr_device, MMC_PART_RPMB) != 0) return CMD_RET_FAILURE; @@ -349,8 +293,6 @@ static int do_mmc_read(cmd_tbl_t *cmdtp, int flag, curr_device, blk, cnt); n = blk_dread(mmc_get_blk_desc(mmc), blk, cnt, addr); - /* flush cache after read */ - flush_cache((ulong)addr, cnt * 512); /* FIXME */ printf("%d blocks read: %s\n", n, (n == cnt) ? "OK" : "ERROR"); return (n == cnt) ? CMD_RET_SUCCESS : CMD_RET_FAILURE; @@ -699,6 +641,28 @@ static int do_mmc_boot_resize(cmd_tbl_t *cmdtp, int flag, printf("EMMC RPMB partition Size %d MB\n", rpmbsize); return CMD_RET_SUCCESS; } + +static int mmc_partconf_print(struct mmc *mmc) +{ + u8 ack, access, part; + + if (mmc->part_config == MMCPART_NOAVAILABLE) { + printf("No part_config info for ver. 0x%x\n", mmc->version); + return CMD_RET_FAILURE; + } + + access = EXT_CSD_EXTRACT_PARTITION_ACCESS(mmc->part_config); + ack = EXT_CSD_EXTRACT_BOOT_ACK(mmc->part_config); + part = EXT_CSD_EXTRACT_BOOT_PART(mmc->part_config); + + printf("EXT_CSD[179], PARTITION_CONFIG:\n" + "BOOT_ACK: 0x%x\n" + "BOOT_PARTITION_ENABLE: 0x%x\n" + "PARTITION_ACCESS: 0x%x\n", ack, part, access); + + return CMD_RET_SUCCESS; +} + static int do_mmc_partconf(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) { @@ -706,13 +670,10 @@ static int do_mmc_partconf(cmd_tbl_t *cmdtp, int flag, struct mmc *mmc; u8 ack, part_num, access; - if (argc != 5) + if (argc != 2 && argc != 5) return CMD_RET_USAGE; dev = simple_strtoul(argv[1], NULL, 10); - ack = simple_strtoul(argv[2], NULL, 10); - part_num = simple_strtoul(argv[3], NULL, 10); - access = simple_strtoul(argv[4], NULL, 10); mmc = init_mmc_device(dev, false); if (!mmc) @@ -723,6 +684,13 @@ static int do_mmc_partconf(cmd_tbl_t *cmdtp, int flag, return CMD_RET_FAILURE; } + if (argc == 2) + return mmc_partconf_print(mmc); + + ack = simple_strtoul(argv[2], NULL, 10); + part_num = simple_strtoul(argv[3], NULL, 10); + access = simple_strtoul(argv[4], NULL, 10); + /* acknowledge to be sent during boot operation */ return mmc_set_part_conf(mmc, ack, part_num, access); } @@ -770,7 +738,7 @@ static int do_mmc_setdsr(cmd_tbl_t *cmdtp, int flag, if (argc != 2) return CMD_RET_USAGE; - val = simple_strtoul(argv[2], NULL, 16); + val = simple_strtoul(argv[1], NULL, 16); mmc = find_mmc_device(curr_device); if (!mmc) { @@ -789,6 +757,31 @@ static int do_mmc_setdsr(cmd_tbl_t *cmdtp, int flag, return ret; } +#ifdef CONFIG_CMD_BKOPS_ENABLE +static int do_mmc_bkops_enable(cmd_tbl_t *cmdtp, int flag, + int argc, char * const argv[]) +{ + int dev; + struct mmc *mmc; + + if (argc != 2) + return CMD_RET_USAGE; + + dev = simple_strtoul(argv[1], NULL, 10); + + mmc = init_mmc_device(dev, false); + if (!mmc) + return CMD_RET_FAILURE; + + if (IS_SD(mmc)) { + puts("BKOPS_EN only exists on eMMC\n"); + return CMD_RET_FAILURE; + } + + return mmc_set_bkops_enable(mmc); +} +#endif + static cmd_tbl_t cmd_mmc[] = { U_BOOT_CMD_MKENT(info, 1, 0, do_mmcinfo, "", ""), U_BOOT_CMD_MKENT(read, 4, 1, do_mmc_read, "", ""), @@ -809,6 +802,9 @@ static cmd_tbl_t cmd_mmc[] = { U_BOOT_CMD_MKENT(rpmb, CONFIG_SYS_MAXARGS, 1, do_mmcrpmb, "", ""), #endif U_BOOT_CMD_MKENT(setdsr, 2, 0, do_mmc_setdsr, "", ""), +#ifdef CONFIG_CMD_BKOPS_ENABLE + U_BOOT_CMD_MKENT(bkops-enable, 2, 0, do_mmc_bkops_enable, "", ""), +#endif }; static int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) @@ -860,8 +856,8 @@ U_BOOT_CMD( " - Set the BOOT_BUS_WIDTH field of the specified device\n" "mmc bootpart-resize \n" " - Change sizes of boot and RPMB partitions of specified device\n" - "mmc partconf dev boot_ack boot_partition partition_access\n" - " - Change the bits of the PARTITION_CONFIG field of the specified device\n" + "mmc partconf dev [boot_ack boot_partition partition_access]\n" + " - Show or change the bits of the PARTITION_CONFIG field of the specified device\n" "mmc rst-function dev value\n" " - 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" @@ -873,6 +869,10 @@ U_BOOT_CMD( "mmc rpmb counter - read the value of the write counter\n" #endif "mmc setdsr - set DSR register value\n" +#ifdef CONFIG_CMD_BKOPS_ENABLE + "mmc bkops-enable - enable background operations handshake on device\n" + " WARNING: This is a write-once setting.\n" +#endif ); /* Old command kept for compatibility. Same as 'mmc info' */ @@ -881,5 +881,3 @@ U_BOOT_CMD( "display MMC info", "- display info of the current MMC device" ); - -#endif /* !CONFIG_GENERIC_MMC */