serl.h

FS2410 开发板上启用 MMU 实现虚拟内存管理

#ifndef __SERL_H__
#define __SERL_H__

// #define GPHCON  (*(volatile unsigned long *)0x56000070)

// /* PORT PULL-UP REGISTER*/
// #define GPHUP   (*(volatile unsigned long *)0x56000078)

// /* UART FIFO control register 0*/
// #define UFCON0  (*(volatile unsigned long *)0x50000008)

// /* UART line control register 0*/
// #define ULCON0  (*(volatile unsigned long *)0x50000000)

// /* UART CONTROL REGISTER 0*/
// #define UCON0   (*(volatile unsigned long *)0x50000004)

// /* UART modem control register 0*/
// #define UMCON0  (*(volatile unsigned long *)0x5000000C)

// /* UART baud rate divisor register 0*/
// #define UBRDIV0 (*(volatile unsigned long *)0x50000028)

// /* UART TX/RX STATUS REGISTER 0*/
// #define UTRSTAT0 (*(volatile unsigned long *)0x50000010)


// #define UTXH0 (*(volatile unsigned char *)0x50000020)
// #define URXH0 (*(volatile unsigned char *)0x50000024)


#define TXD0_READY 0x2
#define RXD0_READY 0x1

void init_uart();
unsigned char uart_getc();
void uart_putc(unsigned char ch);
void uart_puts(unsigned char* src);

#endif