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uxn
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Removed ram helper in uxn

This commit is contained in:
neauoire 2022-01-11 14:51:25 -08:00
parent 61c7f9f0c1
commit 06b694d406
4 changed files with 7 additions and 8 deletions
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2
src/devices/screen.c
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@ -151,7 +151,7 @@ screen_deo(Device *d, Uint8 port)
DEVPEEK16(x, 0x8); DEVPEEK16(x, 0x8);
DEVPEEK16(y, 0xa); DEVPEEK16(y, 0xa);
DEVPEEK16(addr, 0xc); DEVPEEK16(addr, 0xc);
screen_blit(&uxn_screen, layer, x, y, &d->mem[addr], d->dat[0xf] & 0xf, d->dat[0xf] & 0x10, d->dat[0xf] & 0x20, twobpp); screen_blit(&uxn_screen, layer, x, y, &d->u->ram[addr], d->dat[0xf] & 0xf, d->dat[0xf] & 0x10, d->dat[0xf] & 0x20, twobpp);
if(d->dat[0x6] & 0x04) DEVPOKE16(0xc, addr + 8 + twobpp * 8); /* auto addr+length */ if(d->dat[0x6] & 0x04) DEVPOKE16(0xc, addr + 8 + twobpp * 8); /* auto addr+length */
if(d->dat[0x6] & 0x01) DEVPOKE16(0x8, x + 8); /* auto x+8 */ if(d->dat[0x6] & 0x01) DEVPOKE16(0x8, x + 8); /* auto x+8 */
if(d->dat[0x6] & 0x02) DEVPOKE16(0xa, y + 8); /* auto y+8 */ if(d->dat[0x6] & 0x02) DEVPOKE16(0xa, y + 8); /* auto y+8 */

7
src/uxn.c
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@ -108,14 +108,14 @@ err:
/* clang-format on */ /* clang-format on */
int int
uxn_boot(Uxn *u, Uint8 *ram, Uint8 *devpage, Stack *wst, Stack *rst) uxn_boot(Uxn *u, Uint8 *ram, Uint8 *devices, Stack *wst, Stack *rst)
{ {
Uint32 i; Uint32 i;
char *cptr = (char *)u; char *cptr = (char *)u;
for(i = 0; i < sizeof(*u); i++) for(i = 0; i < sizeof(*u); i++)
cptr[i] = 0x00; cptr[i] = 0x00;
u->ram = ram; u->ram = ram;
u->devpage = devpage; u->devices = devices;
u->wst = wst; u->wst = wst;
u->rst = rst; u->rst = rst;
return 1; return 1;
@ -126,9 +126,8 @@ uxn_port(Uxn *u, Uint8 id, Uint8 (*deifn)(Device *d, Uint8 port), void (*deofn)(
{ {
Device *d = &u->dev[id]; Device *d = &u->dev[id];
d->u = u; d->u = u;
d->mem = u->ram; d->dat = u->devices + id * 0x10;
d->dei = deifn; d->dei = deifn;
d->deo = deofn; d->deo = deofn;
d->dat = u->devpage + id * 0x10;
return d; return d;
} }

4
src/uxn.h
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@ -43,12 +43,12 @@ typedef struct Device {
} Device; } Device;
typedef struct Uxn { typedef struct Uxn {
Uint8 *ram, *devpage; Uint8 *ram, *devices;
Stack *wst, *rst; Stack *wst, *rst;
Device dev[16]; Device dev[16];
} Uxn; } Uxn;
int uxn_boot(Uxn *u, Uint8 *ram, Uint8 *devpage, Stack *wst, Stack *rst); int uxn_boot(Uxn *u, Uint8 *ram, Uint8 *devices, Stack *wst, Stack *rst);
int uxn_eval(Uxn *u, Uint16 pc); int uxn_eval(Uxn *u, Uint16 pc);
int uxn_halt(Uxn *u, Uint8 error, Uint16 addr); int uxn_halt(Uxn *u, Uint8 error, Uint16 addr);
Device *uxn_port(Uxn *u, Uint8 id, Uint8 (*deifn)(Device *, Uint8), void (*deofn)(Device *, Uint8)); Device *uxn_port(Uxn *u, Uint8 id, Uint8 (*deifn)(Device *, Uint8), void (*deofn)(Device *, Uint8));

2
src/uxnemu.c
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@ -210,7 +210,7 @@ audio_deo(Device *d, Uint8 port)
DEVPEEK16(adsr, 0x8); DEVPEEK16(adsr, 0x8);
DEVPEEK16(c->len, 0xa); DEVPEEK16(c->len, 0xa);
DEVPEEK16(addr, 0xc); DEVPEEK16(addr, 0xc);
c->addr = &d->mem[addr]; c->addr = &d->u->ram[addr];
c->volume[0] = d->dat[0xe] >> 4; c->volume[0] = d->dat[0xe] >> 4;
c->volume[1] = d->dat[0xe] & 0xf; c->volume[1] = d->dat[0xe] & 0xf;
c->repeat = !(d->dat[0xf] & 0x80); c->repeat = !(d->dat[0xf] & 0x80);