shockrah/jankos
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

renamed serial_read_buffer to serial_read_byte to make its intention clear

Browse Source
This commit is contained in:
shockrahwow 2019-11-29 13:07:24 -08:00
parent 58dd3e9ceb
commit 66901857cd
3 changed files with 5 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
ports.h
View File

@ -5,5 +5,5 @@
void serialport_write_byte(const u16, const u16);
u8 serial_read_buffer(const u16);
u8 serial_read_byte(const u16);
#endif /* INCLUDE_IO_H */

4
ports.s
View File

@ -2,7 +2,7 @@
; written in asm
global serialport_write_byte
global serial_read_buffer
global serial_read_byte
; write a byte
;serialport_write_byte
@ -14,7 +14,7 @@ serialport_write_byte:
; Read byte from serial port
;serialport_read_byte
serial_read_buffer:
serial_read_byte:
mov dx, [esp + 4] ; grab the address of the targeted port
in al, dx ; read byte from the port
ret

4
serial.c
View File

@ -35,7 +35,7 @@ void serial_configure_line(const u16 line, const u8 payload) {
u8 serial_fifo_empty(const u16 com_port) {
// we get back 0x20 if it is empty
return serial_read_buffer(SERIAL_LINE_STATUS_PORT(com_port)) &
return serial_read_byte(SERIAL_LINE_STATUS_PORT(com_port)) &
SERIAL_FIFO_EMPTY_CODE;
}
@ -86,4 +86,4 @@ void serial_pic_ack(u32 interrupt) {
else {
serialport_write_byte(PIC2_PORT, PIC_ACK);
}
}
}