X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=common%2Fcmd_mmc.c;h=2d51927060280bfc0289f00b5514131075829dd7;hb=9b6e2c363f2686d6f7bf61fbe58b7591b71d3e8b;hp=7d824690b7f064547a3400bd65a957538a4289f0;hpb=ec7023db8dc95966919589541f1ca09355a3f7a5;p=oweals%2Fu-boot.git

diff --git a/common/cmd_mmc.c b/common/cmd_mmc.c
index 7d824690b7..2d51927060 100644
--- a/common/cmd_mmc.c
+++ b/common/cmd_mmc.c
@@ -2,23 +2,7 @@
  * (C) Copyright 2003
  * Kyle Harris, kharris@nexus-tech.net
  *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #include <common.h>
@@ -181,7 +165,7 @@ static int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 			return 1;
 		else
 			return 0;
-	} else if (strncmp(argv[1], "part", 4) == 0) {
+	} else if (strcmp(argv[1], "part") == 0) {
 		block_dev_desc_t *mmc_dev;
 		struct mmc *mmc;
 
@@ -246,7 +230,7 @@ static int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 				if (!ret)
 					mmc->part_num = part;
 
-				printf("switch to partions #%d, %s\n",
+				printf("switch to partitions #%d, %s\n",
 						part, (!ret) ? "OK" : "ERROR");
 			}
 		}
@@ -258,6 +242,116 @@ static int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 				curr_device, mmc->part_num);
 
 		return 0;
+#ifdef CONFIG_SUPPORT_EMMC_BOOT
+	} else if (strcmp(argv[1], "partconf") == 0) {
+		int dev;
+		struct mmc *mmc;
+		u8 ack, part_num, access;
+
+		if (argc == 6) {
+			dev = simple_strtoul(argv[2], NULL, 10);
+			ack = simple_strtoul(argv[3], NULL, 10);
+			part_num = simple_strtoul(argv[4], NULL, 10);
+			access = simple_strtoul(argv[5], NULL, 10);
+		} else {
+			return CMD_RET_USAGE;
+		}
+
+		mmc = find_mmc_device(dev);
+		if (!mmc) {
+			printf("no mmc device at slot %x\n", dev);
+			return 1;
+		}
+
+		if (IS_SD(mmc)) {
+			puts("PARTITION_CONFIG only exists on eMMC\n");
+			return 1;
+		}
+
+		/* acknowledge to be sent during boot operation */
+		return mmc_set_part_conf(mmc, ack, part_num, access);
+	} else if (strcmp(argv[1], "bootbus") == 0) {
+		int dev;
+		struct mmc *mmc;
+		u8 width, reset, mode;
+
+		if (argc == 6) {
+			dev = simple_strtoul(argv[2], NULL, 10);
+			width = simple_strtoul(argv[3], NULL, 10);
+			reset = simple_strtoul(argv[4], NULL, 10);
+			mode = simple_strtoul(argv[5], NULL, 10);
+		} else {
+			return CMD_RET_USAGE;
+		}
+
+		mmc = find_mmc_device(dev);
+		if (!mmc) {
+			printf("no mmc device at slot %x\n", dev);
+			return 1;
+		}
+
+		if (IS_SD(mmc)) {
+			puts("BOOT_BUS_WIDTH only exists on eMMC\n");
+			return 1;
+		}
+
+		/* acknowledge to be sent during boot operation */
+		return mmc_set_boot_bus_width(mmc, width, reset, mode);
+	} else if (strcmp(argv[1], "bootpart-resize") == 0) {
+		int dev;
+		struct mmc *mmc;
+		u32 bootsize, rpmbsize;
+
+		if (argc == 5) {
+			dev = simple_strtoul(argv[2], NULL, 10);
+			bootsize = simple_strtoul(argv[3], NULL, 10);
+			rpmbsize = simple_strtoul(argv[4], NULL, 10);
+		} else {
+			return CMD_RET_USAGE;
+		}
+
+		mmc = find_mmc_device(dev);
+		if (!mmc) {
+			printf("no mmc device at slot %x\n", dev);
+			return 1;
+		}
+
+		if (IS_SD(mmc)) {
+			printf("It is not a EMMC device\n");
+			return 1;
+		}
+
+		if (0 == mmc_boot_partition_size_change(mmc,
+							bootsize, rpmbsize)) {
+			printf("EMMC boot partition Size %d MB\n", bootsize);
+			printf("EMMC RPMB partition Size %d MB\n", rpmbsize);
+			return 0;
+		} else {
+			printf("EMMC boot partition Size change Failed.\n");
+			return 1;
+		}
+#endif /* CONFIG_SUPPORT_EMMC_BOOT */
+	}
+
+	else if (argc == 3 && strcmp(argv[1], "setdsr") == 0) {
+		struct mmc *mmc = find_mmc_device(curr_device);
+		u32 val = simple_strtoul(argv[2], NULL, 16);
+		int ret;
+
+		if (!mmc) {
+			printf("no mmc device at slot %x\n", curr_device);
+			return 1;
+		}
+		ret = mmc_set_dsr(mmc, val);
+		printf("set dsr %s\n", (!ret) ? "OK, force rescan" : "ERROR");
+		if (!ret) {
+			mmc->has_init = 0;
+			if (mmc_init(mmc))
+				return 1;
+			else
+				return 0;
+		}
+		return ret;
 	}
 
 	state = MMC_INVALID;
@@ -334,5 +428,15 @@ U_BOOT_CMD(
 	"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");
+	"mmc list - lists available devices\n"
+#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"
+	"mmc bootpart-resize <dev> <boot part size MB> <RPMB part size MB>\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"
 #endif
+	"mmc setdsr - set DSR register value\n"
+	);
+#endif /* !CONFIG_GENERIC_MMC */