Frank Li

> 确实会有脏数据的情况，你有更好的处理方法吗？ glibc的unwind可以做这个事情，但是不适合小型嵌入式系统。 我也是在寻找看有没有比较成熟的方法，由于ARM不使用fp, 所以没法知道stack frame的大小，下面这个链接提供了一个思路，借用gcc编译器来实现，不过要额外消耗内存 https://stackoverflow.com/questions/3398664/how-to-get-a-call-stack-backtrace-deeply-embedded-no-library-support

这个编译选项只对arm架构有效

@stephanosio May I ask if there is a specific completion time for "Add Zephyr RTOS targets to Newlib", and once it is completed does it mean that we can directly...

@stephanosio Thanks for reply! > More like in conjunction with the Zephyr's POSIX subsystem. The newlib Zephyr port will be designed such that there are no conflicts with the Zephyr's...

> @lgl88911 Do you consider using ESP32C3 chip? esp-at will support it soon. No, I want to consider ESP32S2 SPI AT.

@nvlsianpu Could you give some suggest about this pr? Thanks

@d3zd3z I merge the master to my branch and fix confict, but ci test show: ``` Missing "Signed-off-by: Fabio Utzig " in commit fda937a ``` this is not my commit,...

@utzig Thanks I fixed

> My original comments don't seem to be addressed. There are some lines with trailing whitespace, and the messages for the serial recovery shouldn't go through the BOOT_LOG... macros (which...

@nvlsianpu I modify below, Do you think it OK? Thanks from ``` #define BOOT_LOG_DBG(...) MCUBOOT_LOG_DBG(__VA_ARGS__) #ifdef CONFIG_BOOT_SERIAL_UART_DETECT #define BOOT_LOG_INF(format, args...) {\ ``` to ``` #ifdef CONFIG_BOOT_SERIAL_UART_DETECT #define BOOT_UART_DETECT_LOG_INF(str) console_write(str, strlen(str))...