sf read用来读取flash数据到内存 sf write写内存数据到flash sf erase 擦除指定位置,指定长度的flash内容, 擦除后内容全1 具体用法 sf probe[[bus:]cs][hz][mode]- init flash device on given SPI bus and chipselectsfreadaddr offset len -read`len' bytes starting at`offset'to memory at`addr'sf wr...
bootcmd一般都会包含 bootm 或者 bootz 指令 ; bootz:因为kernel和rootfs都保存在flash中,所以要先将他们搬运到ram中; bootm:搬运完之后开始启动内核; 这里还有一个就是sf指令,下面简单介绍一下sf指令; uboot的sf命令可以用来访问SPI NOR flash;具体如下图所示: 使用方法: 检测SPI NOR flash syntax:sf probe[bu...
=> sf probe 0:0SF: Detected n25q128a11 with page size 256 Bytes, erase size 64 KiB, total 16 MiB=> sf probe 0:1unrecognized JEDEC id bytes: 00, 00, 00Failed to initialize SPI flash at 0:1 (error -2)=> sf probe 1:0Invalid bus 1 (err=-19)Failed to initial...
sf erase 擦除指定位置,指定长度的flash内容, 在进行写flash的时候一定要先进行擦除,否则会失败,因为flash只能从1变为0。 具体用法 sf - SPI flash sub-system Usage: sf probe [[bus:]cs] [hz] [mode] - init flash device on given SPI bus and chip select sf read addr offset len - read `len...
int spi_flash_probe_bus_cs(unsigned int busnum, unsigned int cs, unsigned int max_hz, unsigned int spi_mode, struct udevice **devp); 49 changes: 49 additions & 0 deletions 49 test/dm/sf.c Original file line numberDiff line numberDiff line change @@ -10,12 +10,61 @@ #include ...
Usage requires an initial 'sf probe' to define the serial flash parameters, followed by read/write/erase/update commands. The following defaults may be provided by the platform to handle the common case when only a single serial flash is present on the system. CONFIG_SF_DEFAULT_BUS Bus ident...
vector示波器采集转换探头Scope Bus Probe 300 MHz配件Block DSUB37 价格面议 ismet变压器ESB-S 16电压110-230 V传感器PCE DRH180 价格面议 商品描述 价格说明 联系我们 咨询底价 品牌: zimmer 批号: 夹紧和制动元件 封装: 现货 QQ: 1479361863 价格说明 价格:商品在平台的展示标价,具体的成交价格可能因...
Re: [U-Boot] sf probe failed on Intel DNV-NS platform 杜睿哲_PegatronThu, 13 Jun 2019 03:37:06 -0700
d-bus experimental not enabled may 29 10:42:49 acer1 kernel: sof-audio-pci-intel-mtl 0000:00:1f.3: dsp detected with pci class/subclass/prog-if info 0x040100 may 29 10:42:49 acer1 kernel: sof-audio-pci-intel-mtl 0000:00:1f.3: soundwire enabled ...
5. Thermic Probe:KTY83/122 6. controller sizeL: 148mm*94mm*53mm 7.weight:1.6kg 8. waterproof IP54 9.default not including bluetooth, CAN BUS not support 10.Function : anti theft, three speed, e brake Controller Drawing & Wire Definition Kelly Controller Interface Application Other Kits ...