CC3351: 请详细解答一下 加载 cc33xx_2nd_loader.bin cc33xx_fw.bin 到cc3351设备的作用

root@am62xx-evm:~# dmesg | grep cc33
[ 6.599624] cc33xx_sdio mmc2:0001:2: Using GPIO as IRQ
[ 9.340984] wlcore: cc33xx_probe :: Start
[ 9.343316] cc33xx_driver cc33xx.4.auto: Direct firmware load for ti-connectivity/cc33xx-nvs.bin failed with error -2
[ 9.354127] wlcore: Could not get nvs file ti-connectivity/cc33xx-nvs.bin

[ 9.672384] wlcore: Downloading ti-connectivity/cc33xx_2nd_loader.bin to device
[ 10.654290] wlcore: ti-connectivity/cc33xx_2nd_loader.bin loaded successfully       (步骤1 做了什么?)

[ 10.654354] wlcore: Downloading ti-connectivity/cc33xx_fw.bin to device
[ 18.026457] wlcore: ti-connectivity/cc33xx_fw.bin loaded successfully           (步骤2 做了什么?)

[ 18.050682] cc33xx_driver cc33xx.4.auto: Direct firmware load for ti-connectivity/static_calibration.bin failed with error -2
[ 18.085532] wlcore: Skipping cc33xx_hw_init
root@am62xx-evm:~#

Eirwen：

已经收到了您的案例，调查需要些时间，感谢您的耐心等待。

,

Eirwen：

cc33xx_2nd_loader.bin 用于加载固件的第二个引导加载程序，The cc33xx_fw.bin 是设备固件本身。