izaya/collapseos
1
1
Fork 0
Code Issues Pull Requests Releases Wiki Activity

emul: implement AT-XY

Browse Source 
VI, here we come!
This commit is contained in:
Virgil Dupras 2020-05-23 20:15:28 -04:00
parent 05ca95e759
commit 02e6979a46
3 changed files with 18 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

BIN
emul/forth.bin
View File

Binary file not shown.

16
emul/forth.c
View File

@ -17,6 +17,8 @@
// read 1024 bytes from the DATA port. // read 1024 bytes from the DATA port.
#define BLK_PORT 0x03 #define BLK_PORT 0x03
#define BLKDATA_PORT 0x04 #define BLKDATA_PORT 0x04
#define SETX_PORT 0x05
#define SETY_PORT 0x06
static FILE *fp; static FILE *fp;
static int retcode = 0; static int retcode = 0;
@ -64,6 +66,18 @@ static void iowr_ret(uint8_t val)
retcode = val; retcode = val;
} }
static void iowr_setx(uint8_t val)
{
int y, x; getyx(w, y, x);
wmove(w, y, val);
}
static void iowr_sety(uint8_t val)
{
int y, x; getyx(w, y, x);
wmove(w, val, x);
}
int main(int argc, char *argv[]) int main(int argc, char *argv[])
{ {
Machine *m = emul_init(); Machine *m = emul_init();
@ -74,6 +88,8 @@ int main(int argc, char *argv[])
m->iord[STDIO_PORT] = iord_stdio; m->iord[STDIO_PORT] = iord_stdio;
m->iowr[STDIO_PORT] = iowr_stdio; m->iowr[STDIO_PORT] = iowr_stdio;
m->iowr[RET_PORT] = iowr_ret; m->iowr[RET_PORT] = iowr_ret;
m->iowr[SETX_PORT] = iowr_setx;
m->iowr[SETY_PORT] = iowr_sety;
w = NULL; w = NULL;
if (argc == 2) { if (argc == 2) {
fp = fopen(argv[1], "r"); fp = fopen(argv[1], "r");

2
emul/xcomp.fs
View File

@ -22,6 +22,8 @@
BLK( I + C@ 4 PC! BLK( I + C@ 4 PC!
LOOP LOOP
; ;
: COLS 80 ; : LINES 32 ;
: AT-XY 6 PC! ( y ) 5 PC! ( x ) ;
380 LOAD ( xcomp core high ) 380 LOAD ( xcomp core high )
(entry) _ (entry) _