Retro/pcem
Watch
1
0
Fork
You've already forked pcem
 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Added dummy serial FCR register.

Browse source
This commit is contained in:
SarahW 2017-04-06 21:58:15 +01:00
commit 2ad4ebc253
2 changed files with 6 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

5
src/serial.c
View file

@ -110,6 +110,9 @@ void serial_write(uint16_t addr, uint8_t val, void *p)
serial->ier = val & 0xf; serial->ier = val & 0xf;
serial_update_ints(serial); serial_update_ints(serial);
break; break;
case 2:
serial->fcr = val;
break;
case 3: case 3:
serial->lcr = val; serial->lcr = val;
break; break;
@ -197,6 +200,8 @@ uint8_t serial_read(uint16_t addr, void *p)
serial->int_status &= ~SERIAL_INT_TRANSMIT; serial->int_status &= ~SERIAL_INT_TRANSMIT;
serial_update_ints(serial); serial_update_ints(serial);
} }
if (serial->fcr & 1)
temp |= 0xc0;
break; break;
case 3: case 3:
temp = serial->lcr; temp = serial->lcr;

1
src/serial.h
View file

@ -15,6 +15,7 @@ typedef struct
uint8_t dat; uint8_t dat;
uint8_t int_status; uint8_t int_status;
uint8_t scratch; uint8_t scratch;
uint8_t fcr;
int irq; int irq;