页次: 1
https://patchwork.kernel.org/project/linux-mmc/patch/56FA5C56.9080009@samsung.com/
aliases {
mmc0 = &mmc0; /* mmcblk0 for eMMC */
mmc1 = &mmc2; /* mmcblk1 for SD */
mmc2 = &mmc1; /* mmcblk2 for SDIO*/
};
请问A33 dts给三个mmc设置别名, 为什么进入Linux生成的设备还是mmc0 -> mmcblk2, mmc2 -> mmcblk1
https://elixir.bootlin.com/linux/v5.9/source/drivers/input/touchscreen/silead.c#L339
就是读chip id 错误, 检查硬件有没有问题, 逻辑分析仪伺候一下.
Ubuntu18.04安装驱动出错了:
$ sudo make install
make -C /lib/modules/`uname -r`/build M=/opt/test2 modules_install
make[1]: Entering directory '/usr/src/linux-headers-5.4.0-42-generic'
INSTALL /opt/test2/vc.ko
At main.c:160:
- SSL error:02001002:system library:fopen:No such file or directory: ../crypto/bio/bss_file.c:72
- SSL error:2006D080:BIO routines:BIO_new_file:no such file: ../crypto/bio/bss_file.c:79
sign-file: certs/signing_key.pem: No such file or directory
DEPMOD 5.4.0-42-generic
Warning: modules_install: missing 'System.map' file. Skipping depmod.
make[1]: Leaving directory '/usr/src/linux-headers-5.4.0-42-generic'
SUCCESS (if you got 'SSL errors' above, you can safely ignore them)
--------------------
后记, 这里找到原因和解决方法了, https://superuser.com/questions/1214116/no-openssl-sign-file-signing-key-pem-leads-to-error-while-loading-kernel-modules/1322832#1322832
但是我还不知道怎么动手.
应该是基于 WebAssembly/wasm 技术
对, 就是这样编译的: https://github.com/lvgl/lv_sim_emscripten
PCIE Base Specification Revision 4.0 Version 1.0,
包含了完成的SR-IOV spec章节
Single Root IO Virtualization and Sharing Specification Revision 1.1
带完整书签,高清文字非扫描版
页次: 1