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Fix debug uart

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This commit is contained in:
Yule Hou
2018-12-08 04:00:19 +08:00
parent 20040ae70f
commit 71b0975730
5 changed files with 52 additions and 32 deletions
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15
bootloader/soc/uart.h
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@@ -28,10 +28,17 @@
#define BAUD_115200 115200
#define UART_TX_IDLE 0x00000001
#define UART_RX_IDLE 0x00000002
#define UART_TX_FIFO_FULL 0x100
#define UART_RX_FIFO_EMPTY 0x200
#define UART_TX_IDLE 0x1
#define UART_RX_IDLE 0x2
#define UART_LCR_DLAB 0x80
#define UART_LCR_WORD_LENGTH_8 0x3
#define UART_LSR_RDR 0x1
#define UART_LSR_THRE 0x20
#define UART_LSR_TMTY 0x40
#define UART_IIR_FCR_TX_CLR 0x4
#define UART_IIR_FCR_RX_CLR 0x2
#define UART_IIR_FCR_EN_FIFO 0x1
typedef struct _uart_t
{