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|
/* $OpenBSD: creator.c,v 1.35 2006/05/15 21:38:36 miod Exp $ */
/*
* Copyright (c) 2002 Jason L. Wright (jason@thought.net)
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/types.h>
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/device.h>
#include <sys/conf.h>
#include <sys/timeout.h>
#include <machine/bus.h>
#include <machine/autoconf.h>
#include <machine/openfirm.h>
#include <dev/wscons/wsconsio.h>
#include <dev/wscons/wsdisplayvar.h>
#include <dev/wscons/wscons_raster.h>
#include <dev/rasops/rasops.h>
#include <machine/fbvar.h>
#include <sparc64/dev/creatorreg.h>
#include <sparc64/dev/creatorvar.h>
int creator_match(struct device *, void *, void *);
void creator_attach(struct device *, struct device *, void *);
int creator_ioctl(void *, u_long, caddr_t, int, struct proc *);
int creator_alloc_screen(void *, const struct wsscreen_descr *, void **,
int *, int *, long *);
void creator_free_screen(void *, void *);
int creator_show_screen(void *, void *, int, void (*cb)(void *, int, int),
void *);
paddr_t creator_mmap(void *, off_t, int);
void creator_ras_fifo_wait(struct creator_softc *, int);
void creator_ras_wait(struct creator_softc *);
void creator_ras_init(struct creator_softc *);
void creator_ras_copyrows(void *, int, int, int);
void creator_ras_erasecols(void *, int, int, int, long int);
void creator_ras_eraserows(void *, int, int, long int);
void creator_ras_fill(struct creator_softc *);
void creator_ras_setfg(struct creator_softc *, int32_t);
int creator_setcursor(struct creator_softc *, struct wsdisplay_cursor *);
int creator_updatecursor(struct creator_softc *, u_int);
void creator_curs_enable(struct creator_softc *, u_int);
struct wsdisplay_accessops creator_accessops = {
creator_ioctl,
creator_mmap,
creator_alloc_screen,
creator_free_screen,
creator_show_screen,
NULL, /* load font */
NULL, /* scrollback */
NULL, /* getchar */
NULL, /* burner */
};
struct cfdriver creator_cd = {
NULL, "creator", DV_DULL
};
struct cfattach creator_ca = {
sizeof(struct creator_softc), creator_match, creator_attach
};
int
creator_match(parent, match, aux)
struct device *parent;
void *match, *aux;
{
struct mainbus_attach_args *ma = aux;
if (strcmp(ma->ma_name, "SUNW,ffb") == 0 ||
strcmp(ma->ma_name, "SUNW,afb") == 0)
return (1);
return (0);
}
void
creator_attach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct creator_softc *sc = (struct creator_softc *)self;
struct mainbus_attach_args *ma = aux;
extern int fbnode;
int i, nregs;
char *model;
int btype;
sc->sc_bt = ma->ma_bustag;
nregs = min(ma->ma_nreg, FFB_NREGS);
if (nregs <= FFB_REG_DFB24) {
printf(": no dfb24 regs found\n");
return;
}
if (bus_space_map(sc->sc_bt, ma->ma_reg[FFB_REG_DFB24].ur_paddr,
ma->ma_reg[FFB_REG_DFB24].ur_len, BUS_SPACE_MAP_LINEAR,
&sc->sc_pixel_h)) {
printf(": failed to map dfb24\n");
return;
}
if (bus_space_map(sc->sc_bt, ma->ma_reg[FFB_REG_FBC].ur_paddr,
ma->ma_reg[FFB_REG_FBC].ur_len, 0, &sc->sc_fbc_h)) {
printf(": failed to map fbc\n");
goto unmap_dfb24;
}
if (bus_space_map(sc->sc_bt, ma->ma_reg[FFB_REG_DAC].ur_paddr,
ma->ma_reg[FFB_REG_DAC].ur_len, 0, &sc->sc_dac_h)) {
printf(": failed to map dac\n");
goto unmap_fbc;
}
for (i = 0; i < nregs; i++) {
sc->sc_addrs[i] = ma->ma_reg[i].ur_paddr;
sc->sc_sizes[i] = ma->ma_reg[i].ur_len;
}
sc->sc_nreg = nregs;
sc->sc_console = (fbnode == ma->ma_node);
sc->sc_node = ma->ma_node;
if (strcmp(ma->ma_name, "SUNW,afb") == 0)
sc->sc_type = FFB_AFB;
/*
* Prom reports only the length of the fcode header, we need
* the whole thing.
*/
sc->sc_sizes[0] = 0x00400000;
if (sc->sc_type == FFB_CREATOR) {
btype = getpropint(sc->sc_node, "board_type", 0);
if ((btype & 7) == 3)
printf(": Creator3D");
else
printf(": Creator");
} else
printf(": Elite3D");
model = getpropstring(sc->sc_node, "model");
if (model == NULL || strlen(model) == 0)
model = "unknown";
DAC_WRITE(sc, FFB_DAC_TYPE, DAC_TYPE_GETREV);
sc->sc_dacrev = DAC_READ(sc, FFB_DAC_VALUE) >> 28;
printf(", model %s, dac %u\n", model, sc->sc_dacrev);
if (sc->sc_type == FFB_AFB)
sc->sc_dacrev = 10;
fb_setsize(&sc->sc_sunfb, 32, 1152, 900, sc->sc_node, 0);
/* linesize has a fixed value, compensate */
sc->sc_sunfb.sf_linebytes = 8192;
sc->sc_sunfb.sf_fbsize = sc->sc_sunfb.sf_height * 8192;
sc->sc_sunfb.sf_ro.ri_bits = (void *)bus_space_vaddr(sc->sc_bt,
sc->sc_pixel_h);
sc->sc_sunfb.sf_ro.ri_hw = sc;
fbwscons_init(&sc->sc_sunfb, sc->sc_console ? 0 : RI_CLEAR);
if ((sc->sc_sunfb.sf_dev.dv_cfdata->cf_flags & CREATOR_CFFLAG_NOACCEL)
== 0) {
sc->sc_sunfb.sf_ro.ri_ops.eraserows = creator_ras_eraserows;
sc->sc_sunfb.sf_ro.ri_ops.erasecols = creator_ras_erasecols;
sc->sc_sunfb.sf_ro.ri_ops.copyrows = creator_ras_copyrows;
creator_ras_init(sc);
}
if (sc->sc_console) {
fbwscons_console_init(&sc->sc_sunfb, -1);
}
fbwscons_attach(&sc->sc_sunfb, &creator_accessops, sc->sc_console);
return;
unmap_fbc:
bus_space_unmap(sc->sc_bt, sc->sc_fbc_h,
ma->ma_reg[FFB_REG_FBC].ur_len);
unmap_dfb24:
bus_space_unmap(sc->sc_bt, sc->sc_pixel_h,
ma->ma_reg[FFB_REG_DFB24].ur_len);
}
int
creator_ioctl(v, cmd, data, flags, p)
void *v;
u_long cmd;
caddr_t data;
int flags;
struct proc *p;
{
struct creator_softc *sc = v;
struct wsdisplay_cursor *curs;
struct wsdisplay_fbinfo *wdf;
struct wsdisplay_curpos *pos;
u_char r[2], g[2], b[2];
int error;
switch (cmd) {
case WSDISPLAYIO_GTYPE:
*(u_int *)data = WSDISPLAY_TYPE_SUNFFB;
break;
case WSDISPLAYIO_SMODE:
sc->sc_mode = *(u_int *)data;
break;
case WSDISPLAYIO_GINFO:
wdf = (void *)data;
wdf->height = sc->sc_sunfb.sf_height;
wdf->width = sc->sc_sunfb.sf_width;
wdf->depth = 32;
wdf->cmsize = 0;
break;
case WSDISPLAYIO_LINEBYTES:
*(u_int *)data = sc->sc_sunfb.sf_linebytes;
break;
case WSDISPLAYIO_GCURSOR:
curs = (struct wsdisplay_cursor *)data;
if (curs->which & WSDISPLAY_CURSOR_DOCUR)
curs->enable = sc->sc_curs_enabled;
if (curs->which & WSDISPLAY_CURSOR_DOPOS) {
curs->pos.x = sc->sc_curs_pos.x;
curs->pos.y = sc->sc_curs_pos.y;
}
if (curs->which & WSDISPLAY_CURSOR_DOHOT) {
curs->hot.x = sc->sc_curs_hot.x;
curs->hot.y = sc->sc_curs_hot.y;
}
if (curs->which & WSDISPLAY_CURSOR_DOCMAP) {
curs->cmap.index = 0;
curs->cmap.count = 2;
r[0] = sc->sc_curs_fg >> 0;
g[0] = sc->sc_curs_fg >> 8;
b[0] = sc->sc_curs_fg >> 16;
r[1] = sc->sc_curs_bg >> 0;
g[1] = sc->sc_curs_bg >> 8;
b[1] = sc->sc_curs_bg >> 16;
error = copyout(r, curs->cmap.red, sizeof(r));
if (error)
return (error);
error = copyout(g, curs->cmap.green, sizeof(g));
if (error)
return (error);
error = copyout(b, curs->cmap.blue, sizeof(b));
if (error)
return (error);
}
if (curs->which & WSDISPLAY_CURSOR_DOSHAPE) {
size_t l;
curs->size.x = sc->sc_curs_size.x;
curs->size.y = sc->sc_curs_size.y;
l = (sc->sc_curs_size.x * sc->sc_curs_size.y) / NBBY;
error = copyout(sc->sc_curs_image, curs->image, l);
if (error)
return (error);
error = copyout(sc->sc_curs_mask, curs->mask, l);
if (error)
return (error);
}
break;
case WSDISPLAYIO_SCURPOS:
pos = (struct wsdisplay_curpos *)data;
sc->sc_curs_pos.x = pos->x;
sc->sc_curs_pos.y = pos->y;
creator_updatecursor(sc, WSDISPLAY_CURSOR_DOPOS);
break;
case WSDISPLAYIO_GCURPOS:
pos = (struct wsdisplay_curpos *)data;
pos->x = sc->sc_curs_pos.x;
pos->y = sc->sc_curs_pos.y;
break;
case WSDISPLAYIO_SCURSOR:
curs = (struct wsdisplay_cursor *)data;
return (creator_setcursor(sc, curs));
case WSDISPLAYIO_GCURMAX:
pos = (struct wsdisplay_curpos *)data;
pos->x = CREATOR_CURS_MAX;
pos->y = CREATOR_CURS_MAX;
break;
case WSDISPLAYIO_SVIDEO:
case WSDISPLAYIO_GVIDEO:
break;
case WSDISPLAYIO_GETCMAP:
case WSDISPLAYIO_PUTCMAP:
default:
return -1; /* not supported yet */
}
return (0);
}
int
creator_setcursor(struct creator_softc *sc, struct wsdisplay_cursor *curs)
{
u_int8_t r[2], g[2], b[2], image[128], mask[128];
int error;
size_t imcount;
/*
* Do stuff that can generate errors first, then we'll blast it
* all at once.
*/
if (curs->which & WSDISPLAY_CURSOR_DOCMAP) {
if (curs->cmap.count < 2)
return (EINVAL);
error = copyin(curs->cmap.red, r, sizeof(r));
if (error)
return (error);
error = copyin(curs->cmap.green, g, sizeof(g));
if (error)
return (error);
error = copyin(curs->cmap.blue, b, sizeof(b));
if (error)
return (error);
}
if (curs->which & WSDISPLAY_CURSOR_DOSHAPE) {
if (curs->size.x > CREATOR_CURS_MAX ||
curs->size.y > CREATOR_CURS_MAX)
return (EINVAL);
imcount = (curs->size.x * curs->size.y) / NBBY;
error = copyin(curs->image, image, imcount);
if (error)
return (error);
error = copyin(curs->mask, mask, imcount);
if (error)
return (error);
}
/*
* Ok, everything is in kernel space and sane, update state.
*/
if (curs->which & WSDISPLAY_CURSOR_DOCUR)
sc->sc_curs_enabled = curs->enable;
if (curs->which & WSDISPLAY_CURSOR_DOPOS) {
sc->sc_curs_pos.x = curs->pos.x;
sc->sc_curs_pos.y = curs->pos.y;
}
if (curs->which & WSDISPLAY_CURSOR_DOHOT) {
sc->sc_curs_hot.x = curs->hot.x;
sc->sc_curs_hot.y = curs->hot.y;
}
if (curs->which & WSDISPLAY_CURSOR_DOCMAP) {
sc->sc_curs_fg = ((r[0] << 0) | (g[0] << 8) | (b[0] << 16));
sc->sc_curs_bg = ((r[1] << 0) | (g[1] << 8) | (b[1] << 16));
}
if (curs->which & WSDISPLAY_CURSOR_DOSHAPE) {
sc->sc_curs_size.x = curs->size.x;
sc->sc_curs_size.y = curs->size.y;
bcopy(image, sc->sc_curs_image, imcount);
bcopy(mask, sc->sc_curs_mask, imcount);
}
creator_updatecursor(sc, curs->which);
return (0);
}
void
creator_curs_enable(struct creator_softc *sc, u_int ena)
{
u_int32_t v;
DAC_WRITE(sc, FFB_DAC_TYPE2, DAC_TYPE2_CURSENAB);
if (sc->sc_dacrev <= 2)
v = ena ? 3 : 0;
else
v = ena ? 0 : 3;
DAC_WRITE(sc, FFB_DAC_VALUE2, v);
}
int
creator_updatecursor(struct creator_softc *sc, u_int which)
{
creator_curs_enable(sc, 0);
if (which & WSDISPLAY_CURSOR_DOCMAP) {
DAC_WRITE(sc, FFB_DAC_TYPE2, DAC_TYPE2_CURSCMAP);
DAC_WRITE(sc, FFB_DAC_VALUE2, sc->sc_curs_fg);
DAC_WRITE(sc, FFB_DAC_VALUE2, sc->sc_curs_bg);
}
if (which & (WSDISPLAY_CURSOR_DOPOS | WSDISPLAY_CURSOR_DOHOT)) {
u_int32_t x, y;
x = sc->sc_curs_pos.x + CREATOR_CURS_MAX - sc->sc_curs_hot.x;
y = sc->sc_curs_pos.y + CREATOR_CURS_MAX - sc->sc_curs_hot.y;
DAC_WRITE(sc, FFB_DAC_TYPE2, DAC_TYPE2_CURSPOS);
DAC_WRITE(sc, FFB_DAC_VALUE2,
((x & 0xffff) << 16) | (y & 0xffff));
}
if (which & WSDISPLAY_CURSOR_DOCUR)
creator_curs_enable(sc, sc->sc_curs_enabled);
return (0);
}
int
creator_alloc_screen(v, type, cookiep, curxp, curyp, attrp)
void *v;
const struct wsscreen_descr *type;
void **cookiep;
int *curxp, *curyp;
long *attrp;
{
struct creator_softc *sc = v;
if (sc->sc_nscreens > 0)
return (ENOMEM);
*cookiep = &sc->sc_sunfb.sf_ro;
*curyp = 0;
*curxp = 0;
sc->sc_sunfb.sf_ro.ri_ops.alloc_attr(&sc->sc_sunfb.sf_ro,
0, 0, 0, attrp);
sc->sc_nscreens++;
return (0);
}
void
creator_free_screen(v, cookie)
void *v;
void *cookie;
{
struct creator_softc *sc = v;
sc->sc_nscreens--;
}
int
creator_show_screen(v, cookie, waitok, cb, cbarg)
void *v;
void *cookie;
int waitok;
void (*cb)(void *, int, int);
void *cbarg;
{
return (0);
}
const struct creator_mappings {
bus_addr_t uoff;
bus_addr_t poff;
bus_size_t ulen;
} creator_map[] = {
{ FFB_VOFF_SFB8R, FFB_POFF_SFB8R, FFB_VLEN_SFB8R },
{ FFB_VOFF_SFB8G, FFB_POFF_SFB8G, FFB_VLEN_SFB8G },
{ FFB_VOFF_SFB8B, FFB_POFF_SFB8B, FFB_VLEN_SFB8B },
{ FFB_VOFF_SFB8X, FFB_POFF_SFB8X, FFB_VLEN_SFB8X },
{ FFB_VOFF_SFB32, FFB_POFF_SFB32, FFB_VLEN_SFB32 },
{ FFB_VOFF_SFB64, FFB_POFF_SFB64, FFB_VLEN_SFB64 },
{ FFB_VOFF_FBC_REGS, FFB_POFF_FBC_REGS, FFB_VLEN_FBC_REGS },
{ FFB_VOFF_BM_FBC_REGS, FFB_POFF_BM_FBC_REGS, FFB_VLEN_BM_FBC_REGS },
{ FFB_VOFF_DFB8R, FFB_POFF_DFB8R, FFB_VLEN_DFB8R },
{ FFB_VOFF_DFB8G, FFB_POFF_DFB8G, FFB_VLEN_DFB8G },
{ FFB_VOFF_DFB8B, FFB_POFF_DFB8B, FFB_VLEN_DFB8B },
{ FFB_VOFF_DFB8X, FFB_POFF_DFB8X, FFB_VLEN_DFB8X },
{ FFB_VOFF_DFB24, FFB_POFF_DFB24, FFB_VLEN_DFB24 },
{ FFB_VOFF_DFB32, FFB_POFF_DFB32, FFB_VLEN_DFB32 },
{ FFB_VOFF_DFB422A, FFB_POFF_DFB422A, FFB_VLEN_DFB422A },
{ FFB_VOFF_DFB422AD, FFB_POFF_DFB422AD, FFB_VLEN_DFB422AD },
{ FFB_VOFF_DFB24B, FFB_POFF_DFB24B, FFB_VLEN_DFB24B },
{ FFB_VOFF_DFB422B, FFB_POFF_DFB422B, FFB_VLEN_DFB422B },
{ FFB_VOFF_DFB422BD, FFB_POFF_DFB422BD, FFB_VLEN_DFB422BD },
{ FFB_VOFF_SFB16Z, FFB_POFF_SFB16Z, FFB_VLEN_SFB16Z },
{ FFB_VOFF_SFB8Z, FFB_POFF_SFB8Z, FFB_VLEN_SFB8Z },
{ FFB_VOFF_SFB422, FFB_POFF_SFB422, FFB_VLEN_SFB422 },
{ FFB_VOFF_SFB422D, FFB_POFF_SFB422D, FFB_VLEN_SFB422D },
{ FFB_VOFF_FBC_KREGS, FFB_POFF_FBC_KREGS, FFB_VLEN_FBC_KREGS },
{ FFB_VOFF_DAC, FFB_POFF_DAC, FFB_VLEN_DAC },
{ FFB_VOFF_PROM, FFB_POFF_PROM, FFB_VLEN_PROM },
{ FFB_VOFF_EXP, FFB_POFF_EXP, FFB_VLEN_EXP },
};
#define CREATOR_NMAPPINGS (sizeof(creator_map)/sizeof(creator_map[0]))
paddr_t
creator_mmap(vsc, off, prot)
void *vsc;
off_t off;
int prot;
{
paddr_t x;
struct creator_softc *sc = vsc;
int i;
switch (sc->sc_mode) {
case WSDISPLAYIO_MODE_MAPPED:
/* Turn virtual offset into physical offset */
for (i = 0; i < CREATOR_NMAPPINGS; i++) {
if (off >= creator_map[i].uoff &&
off < (creator_map[i].uoff + creator_map[i].ulen))
break;
}
if (i == CREATOR_NMAPPINGS)
break;
off -= creator_map[i].uoff;
off += creator_map[i].poff;
off += sc->sc_addrs[0];
/* Map based on physical offset */
for (i = 0; i < sc->sc_nreg; i++) {
/* Before this set? */
if (off < sc->sc_addrs[i])
continue;
/* After this set? */
if (off >= (sc->sc_addrs[i] + sc->sc_sizes[i]))
continue;
x = bus_space_mmap(sc->sc_bt, 0, off, prot,
BUS_SPACE_MAP_LINEAR);
return (x);
}
break;
case WSDISPLAYIO_MODE_DUMBFB:
if (sc->sc_nreg <= FFB_REG_DFB24)
break;
if (off >= 0 && off < sc->sc_sizes[FFB_REG_DFB24])
return (bus_space_mmap(sc->sc_bt,
sc->sc_addrs[FFB_REG_DFB24], off, prot,
BUS_SPACE_MAP_LINEAR));
break;
}
return (-1);
}
void
creator_ras_fifo_wait(sc, n)
struct creator_softc *sc;
int n;
{
int32_t cache = sc->sc_fifo_cache;
if (cache < n) {
do {
cache = FBC_READ(sc, FFB_FBC_UCSR);
cache = (cache & FBC_UCSR_FIFO_MASK) - 8;
} while (cache < n);
}
sc->sc_fifo_cache = cache - n;
}
void
creator_ras_wait(sc)
struct creator_softc *sc;
{
u_int32_t ucsr, r;
while (1) {
ucsr = FBC_READ(sc, FFB_FBC_UCSR);
if ((ucsr & (FBC_UCSR_FB_BUSY|FBC_UCSR_RP_BUSY)) == 0)
break;
r = ucsr & (FBC_UCSR_READ_ERR | FBC_UCSR_FIFO_OVFL);
if (r != 0)
FBC_WRITE(sc, FFB_FBC_UCSR, r);
}
}
void
creator_ras_init(sc)
struct creator_softc *sc;
{
creator_ras_fifo_wait(sc, 7);
FBC_WRITE(sc, FFB_FBC_PPC,
FBC_PPC_VCE_DIS | FBC_PPC_TBE_OPAQUE |
FBC_PPC_APE_DIS | FBC_PPC_CS_CONST);
FBC_WRITE(sc, FFB_FBC_FBC,
FFB_FBC_WB_A | FFB_FBC_RB_A | FFB_FBC_SB_BOTH |
FFB_FBC_XE_OFF | FFB_FBC_RGBE_MASK);
FBC_WRITE(sc, FFB_FBC_ROP, FBC_ROP_NEW);
FBC_WRITE(sc, FFB_FBC_DRAWOP, FBC_DRAWOP_RECTANGLE);
FBC_WRITE(sc, FFB_FBC_PMASK, 0xffffffff);
FBC_WRITE(sc, FFB_FBC_FONTINC, 0x10000);
sc->sc_fg_cache = 0;
FBC_WRITE(sc, FFB_FBC_FG, sc->sc_fg_cache);
creator_ras_wait(sc);
}
void
creator_ras_eraserows(cookie, row, n, attr)
void *cookie;
int row, n;
long int attr;
{
struct rasops_info *ri = cookie;
struct creator_softc *sc = ri->ri_hw;
if (row < 0) {
n += row;
row = 0;
}
if (row + n > ri->ri_rows)
n = ri->ri_rows - row;
if (n <= 0)
return;
creator_ras_fill(sc);
creator_ras_setfg(sc, ri->ri_devcmap[(attr >> 16) & 0xf]);
creator_ras_fifo_wait(sc, 4);
if ((n == ri->ri_rows) && (ri->ri_flg & RI_FULLCLEAR)) {
FBC_WRITE(sc, FFB_FBC_BY, 0);
FBC_WRITE(sc, FFB_FBC_BX, 0);
FBC_WRITE(sc, FFB_FBC_BH, ri->ri_height);
FBC_WRITE(sc, FFB_FBC_BW, ri->ri_width);
} else {
row *= ri->ri_font->fontheight;
FBC_WRITE(sc, FFB_FBC_BY, ri->ri_yorigin + row);
FBC_WRITE(sc, FFB_FBC_BX, ri->ri_xorigin);
FBC_WRITE(sc, FFB_FBC_BH, n * ri->ri_font->fontheight);
FBC_WRITE(sc, FFB_FBC_BW, ri->ri_emuwidth);
}
creator_ras_wait(sc);
}
void
creator_ras_erasecols(cookie, row, col, n, attr)
void *cookie;
int row, col, n;
long int attr;
{
struct rasops_info *ri = cookie;
struct creator_softc *sc = ri->ri_hw;
if ((row < 0) || (row >= ri->ri_rows))
return;
if (col < 0) {
n += col;
col = 0;
}
if (col + n > ri->ri_cols)
n = ri->ri_cols - col;
if (n <= 0)
return;
n *= ri->ri_font->fontwidth;
col *= ri->ri_font->fontwidth;
row *= ri->ri_font->fontheight;
creator_ras_fill(sc);
creator_ras_setfg(sc, ri->ri_devcmap[(attr >> 16) & 0xf]);
creator_ras_fifo_wait(sc, 4);
FBC_WRITE(sc, FFB_FBC_BY, ri->ri_yorigin + row);
FBC_WRITE(sc, FFB_FBC_BX, ri->ri_xorigin + col);
FBC_WRITE(sc, FFB_FBC_BH, ri->ri_font->fontheight);
FBC_WRITE(sc, FFB_FBC_BW, n - 1);
creator_ras_wait(sc);
}
void
creator_ras_fill(sc)
struct creator_softc *sc;
{
creator_ras_fifo_wait(sc, 2);
FBC_WRITE(sc, FFB_FBC_ROP, FBC_ROP_NEW);
FBC_WRITE(sc, FFB_FBC_DRAWOP, FBC_DRAWOP_RECTANGLE);
creator_ras_wait(sc);
}
void
creator_ras_copyrows(cookie, src, dst, n)
void *cookie;
int src, dst, n;
{
struct rasops_info *ri = cookie;
struct creator_softc *sc = ri->ri_hw;
if (dst == src)
return;
if (src < 0) {
n += src;
src = 0;
}
if ((src + n) > ri->ri_rows)
n = ri->ri_rows - src;
if (dst < 0) {
n += dst;
dst = 0;
}
if ((dst + n) > ri->ri_rows)
n = ri->ri_rows - dst;
if (n <= 0)
return;
n *= ri->ri_font->fontheight;
src *= ri->ri_font->fontheight;
dst *= ri->ri_font->fontheight;
creator_ras_fifo_wait(sc, 8);
FBC_WRITE(sc, FFB_FBC_ROP, FBC_ROP_OLD | (FBC_ROP_OLD << 8));
FBC_WRITE(sc, FFB_FBC_DRAWOP, FBC_DRAWOP_VSCROLL);
FBC_WRITE(sc, FFB_FBC_BY, ri->ri_yorigin + src);
FBC_WRITE(sc, FFB_FBC_BX, ri->ri_xorigin);
FBC_WRITE(sc, FFB_FBC_DY, ri->ri_yorigin + dst);
FBC_WRITE(sc, FFB_FBC_DX, ri->ri_xorigin);
FBC_WRITE(sc, FFB_FBC_BH, n);
FBC_WRITE(sc, FFB_FBC_BW, ri->ri_emuwidth);
creator_ras_wait(sc);
}
void
creator_ras_setfg(sc, fg)
struct creator_softc *sc;
int32_t fg;
{
creator_ras_fifo_wait(sc, 1);
if (fg == sc->sc_fg_cache)
return;
sc->sc_fg_cache = fg;
FBC_WRITE(sc, FFB_FBC_FG, fg);
creator_ras_wait(sc);
}
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