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CONFIG_DEBUG_LL am5728打开内核调试

我现在想打开内核调试信息, 打开CONFIG_DEBUG_LL这个选项后,我后面具体选择哪个串口,硬件上是5728的串口1,选项如下:

CONFIG_DEBUG_OMAP2UART1

CONFIG_DEBUG_OMAP2UART2

CONFIG_DEBUG_OMAP2UART3

CONFIG_DEBUG_OMAP2UART2

CONFIG_DEBUG_OMAP3UART3

CONFIG_DEBUG_OMAP3UART4

CONFIG_DEBUG_OMAP4UART3

CONFIG_DEBUG_OMAP4UART4

CONFIG_DEBUG_TI81XXUART1

CONFIG_DEBUG_TI81XXUART2

CONFIG_DEBUG_TI81XXUART3

CONFIG_DEBUG_TI81XXUART4