claunia/VARCem
Archived
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

More mouse cleanings.

Browse Source 
Updated serial API to allow for new UART code.
This commit is contained in:
waltje
2018-04-20 15:10:05 -04:00
parent cb684ddc53
commit 756263d52e
5 changed files with 37 additions and 41 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
src/serial.c
View File

@@ -8,7 +8,7 @@
*
* Implementation of 8250-style serial port.
*
* Version: @(#)serial.c 1.0.2 2018/04/19
* Version: @(#)serial.c 1.0.3 2018/04/20
*
* Authors: Fred N. van Kempen, <decwiz@yahoo.com>
* Miran Grca, <mgrca8@gmail.com>
@@ -117,10 +117,14 @@ clear_fifo(SERIAL *dev)
static void
write_fifo(SERIAL *dev, uint8_t dat)
write_fifo(SERIAL *dev, uint8_t *ptr, uint8_t len)
{
dev->fifo[dev->fifo_write] = dat;
dev->fifo_write = (dev->fifo_write + 1) & 0xff;
while (len-- > 0) {
dev->fifo[dev->fifo_write] = *ptr++;
dev->fifo_write = (dev->fifo_write + 1) & 0xff;
/*OVERFLOW NOT DETECTED*/
}
if (! (dev->lsr & 1)) {
dev->lsr |= 1;
dev->int_status |= SERIAL_INT_RECEIVE;
@@ -182,7 +186,7 @@ serial_write(uint16_t addr, uint8_t val, void *priv)
dev->int_status |= SERIAL_INT_TRANSMIT;
update_ints(dev);
if (dev->mcr & 0x10)
write_fifo(dev, val);
write_fifo(dev, &val, 1);
break;
case 1: