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Add: working serial port output driver

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xamidev
2024-05-22 10:33:48 +02:00
parent aca525d3ce
commit 87c1a97d47
9 changed files with 46 additions and 350 deletions
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19
serial.h
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@@ -1,20 +1,11 @@
#ifndef INCLUDE_SERIAL_H
#define INCLUDE_SERIAL_H
#define SERIAL_COM1_BASE 0x3F8
#define SERIAL_DATA_PORT(base) (base)
#define SERIAL_FIFO_CMD_PORT(base) (base + 2)
#define SERIAL_LINE_CMD_PORT(base) (base + 3)
#define SERIAL_MODEM_CMD_PORT(base) (base + 4)
#define SERIAL_LINE_STATUS_PORT(base) (base + 5)
#define PORT 0x3f8 //COM1
#define SERIAL_LINE_ENABLE_DLAB 0x80
void serial_configure_baud_rate(unsigned short com, unsigned short divisor);
void serial_configure_line(unsigned short com);
void serial_configure_buffer(unsigned short com);
void serial_configure_modem(unsigned short com);
int serial_is_transmit_fifo_empty(unsigned short com);
void serial_write(const char* buf, unsigned short com);
int init_serial();
int is_transmit_empty();
void write_serial(const char a);
void serial_puts(const char* str);
#endif