1:对mmc读操作 mmc read addr blk# cnt 2:对mmc写操作 mmc write addr blk# cnt 3:对mmc擦除操作 mmc erase blk# cnt 4:重新搜索mmc设备 mmc rescan 5:列出mmc的分区 mmc part - lists available partition oncurrent mmc device 6:查看当前的设备号,或者设置设备号及分区 mmc dev [dev] [part] - ...
3:mmc dev[dev] [part] - show or set current mmc device [partition] 输入: mmc dev 3 显示如下: mmc3(part 0) is current device 分析:表示当前处于EMMC设备的第0个分区 输入: mmc dev 3 1 显示如下: mmc3(part 1) is current device 分析:设置当前处于EMMC设备的第1个分区 4:mmc bootpart [de...
分析:boot中配置了四个mmc资源,SD卡是2,EMMC是3 3:mmc dev[dev] [part] - show or set current mmc device [partition] 输入: mmc dev 3 显示如下: mmc3(part 0) is current device 分析:表示当前处于EMMC设备的第0个分区 输入: mmc dev 3 1 显示如下: mmc3(part 1) is current device 分析:设...
mmc dev [dev] [part] [mode] - show or set current mmc device [partition] and set mode - the required speed mode is passed as the index from the following list [MMC_LEGACY, MMC_HS, SD_HS, MMC_HS_52, MMC_DDR_52, UHS_SDR12, UHS_SDR25, UHS_SDR50, UHS_DDR50, UHS_SDR104, M...
mmc read addr blk# cnt mmc write addr blk# cnt mmc erase blk# cnt mmc rescan [mode] mmc part - lists available partition on current mmc device mmc dev [dev] [part] [mode] - show or set current mmc device [partition] and set mode ...
一:mmc的命令例如以下: 1:对mmc读操作 mmc read addr blk# cnt 2:对mmc写操作 mmc write addr blk# cnt 3:对mmc擦除操作 mmc erase blk# cnt 4:又一次搜索mmc设备 mmc rescan 5:列出mmc的分区 mmc part – lists available partition oncurrent mmc device ...
.save = env_save_ptr(env_mmc_save), .erase = ENV_ERASE_PTR(env_mmc_erase) #endif } 环境变量在mmc中的具体存储位置可通过配置选项或devicetree设置,如对于mmc: devicetree方式可在/config节点中设置以下属性 u-boot,mmc-env-partition:指定环境变量存储的分区,环境变量会被存储在在该分区的结尾处 ...
Partition1: StartAddress(0x71c53a), Size(0x2025c6) system volume information/ 12345/ 0 file(s), 2 dir(s) 共用两个目录,0个文件---进过确认正确的 复制代码 查看子目录下的文件: TINY4412 # fatls mmc 0 /12345 Partition1: Start Address(0x71c53a), Size(0x2025c6) ....
TINY4412# fatls mmc0/Partition1:StartAddress(0x71c53a),Size(0x2025c6)system volume information/12345/0file(s),2dir(s)共用两个目录,0个文件---进过确认正确的 查看子目录下的文件: 代码语言:javascript 代码运行次数:0 复制 Cloud Studio代码运行 TINY...
=> mmc part Partition Map for MMC device 1 -- Partition Type: EFI Part Start LBA End LBA Name Attributes Type GUID Partition GUID 1 0x00000400 0x000013ff "ssbl" attrs: 0x0000000000000000 type: 8da63339-0007-60c0-c436-083ac8230908 guid: 8ef917d1-2c6f-4bd0-a5b2-331a19f91cb2...