Added the missing device initializers

This commit is contained in:
neauoire 2022-04-04 20:04:32 -07:00
parent e5492665c0
commit dbd430026d
3 changed files with 32 additions and 2 deletions

View File

@ -111,7 +111,6 @@ uxn_boot(Uxn *u, Uint8 *ram)
u->ram = ram;
u->wst = (Stack*)(ram + 0x10000);
u->rst = (Stack*)(ram + 0x10100);
u->dev2 = (Uint8*)(ram + 0x10200);
return 1;
}

View File

@ -37,7 +37,7 @@ typedef struct Device {
} Device;
typedef struct Uxn {
Uint8 *ram, *dev2;
Uint8 *ram;
Stack *wst, *rst;
Uint8 (*dei)(struct Uxn *u, Uint8 address);
void (*deo)(struct Uxn *u, Uint8 address, Uint8 value);

View File

@ -168,6 +168,19 @@ processEvent(void)
}
}
static Uint8
nil_dei(Device *d, Uint8 port)
{
return d->dat[port];
}
static void
nil_deo(Device *d, Uint8 port)
{
(void)d;
(void)port;
}
static int
start(Uxn *u, char *rom)
{
@ -178,6 +191,24 @@ start(Uxn *u, char *rom)
fprintf(stderr, "Loaded %s\n", rom);
u->dei = uxn11_dei;
u->deo = uxn11_deo;
/* system */ uxn_port(u, 0x0, nil_dei, system_deo);
/* console */ uxn_port(u, 0x1, nil_dei, console_deo);
/* screen */ devscreen = uxn_port(u, 0x2, screen_dei, screen_deo);
/* empty */ uxn_port(u, 0x3, nil_dei, nil_deo);
/* empty */ uxn_port(u, 0x4, nil_dei, nil_deo);
/* empty */ uxn_port(u, 0x5, nil_dei, nil_deo);
/* empty */ uxn_port(u, 0x6, nil_dei, nil_deo);
/* empty */ uxn_port(u, 0x7, nil_dei, nil_deo);
/* control */ devctrl = uxn_port(u, 0x8, nil_dei, nil_deo);
/* mouse */ devmouse = uxn_port(u, 0x9, nil_dei, nil_deo);
/* file0 */ uxn_port(u, 0xa, file_dei, file_deo);
/* file1 */ uxn_port(u, 0xb, file_dei, file_deo);
/* datetime */ uxn_port(u, 0xc, datetime_dei, nil_deo);
/* empty */ uxn_port(u, 0xd, nil_dei, nil_deo);
/* reserved */ uxn_port(u, 0xe, nil_dei, nil_deo);
/* reserved */ uxn_port(u, 0xf, nil_dei, nil_deo);
screen_resize(&uxn_screen, WIDTH, HEIGHT);
if(!uxn_eval(u, PAGE_PROGRAM))
return error("Boot", "Failed to start rom.");