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/* $OpenBSD: raptor.c,v 1.6 2009/09/05 14:09:35 miod Exp $ */
/*
* Copyright (c) 2009 Mark Kettenis.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/param.h>
#include <sys/device.h>
#include <sys/pciio.h>
#include <sys/systm.h>
#include <machine/autoconf.h>
#include <machine/bus.h>
#include <dev/pci/pcireg.h>
#include <dev/pci/pcivar.h>
#include <dev/pci/pcidevs.h>
#include <dev/wscons/wsconsio.h>
#include <dev/wscons/wsdisplayvar.h>
#include <dev/rasops/rasops.h>
#include <machine/fbvar.h>
/*
* Tech Source uses the Raptor name for most of its graphics cards.
* This driver supports the origional Raptor GFX cards built around
* the Number 9 Imagine-128 chips.
*
* Official documentation for the Imagine-128 isn't available. The
* information used for writing this driver comes mostly from the Xorg
* i128 driver.
*/
#define I128_PCI_MW0 0x10
#define I128_PCI_MW1 0x14
#define I128_PCI_RBASE 0x20
#define I128_WR_ADR 0x0000
#define I128_PAL_DAT 0x0004
#define I128_PEL_MASK 0x0008
#define I128_INTM 0x4004
#define I128_FLOW 0x4008
#define I128_FLOW_DEB 0x00000001
#define I128_FLOW_MCB 0x00000002
#define I128_FLOW_CLP 0x00000004
#define I128_FLOW_PRV 0x00000008
#define I128_FLOW_ACTIVE 0x0000000f
#define I128_BUSY 0x400c
#define I128_BUSY_BUSY 0x00000001
#define I128_BUF_CTRL 0x4020
#define I128_BC_PSIZ_8B 0x00000000
#define I128_BC_PSIZ_16B 0x01000000
#define I128_BC_PSIZ_32B 0x02000000
#define I128_DE_PGE 0x4024
#define I128_DE_SORG 0x4028
#define I128_DE_DORG 0x402c
#define I128_DE_MSRC 0x4030
#define I128_DE_WKEY 0x4038
#define I128_DE_ZPTCH 0x403c
#define I128_DE_SPTCH 0x4040
#define I128_DE_DPTCH 0x4044
#define I128_CMD 0x4048
#define I128_CMD_OPC 0x4050
#define I128_CO_BITBLT 0x00000001
#define I128_CMD_ROP 0x4054
#define I128_CR_COPY 0x0000000c
#define I128_CMD_STYLE 0x4058
#define I128_CS_SOLID 0x00000001
#define I128_CMD_PATRN 0x405c
#define I128_CMD_CLP 0x4060
#define I128_CMD_HDF 0x4064
#define I128_FORE 0x4068
#define I128_MASK 0x4070
#define I128_RMSK 0x4074
#define I128_LPAT 0x4078
#define I128_PCTRL 0x407c
#define I128_CLPTL 0x4080
#define I128_CLPBR 0x4084
#define I128_XY0_SRC 0x4088
#define I128_XY1_DST 0x408c
#define I128_XY2_WH 0x4090
#define I128_XY3_DIR 0x4094
#define I128_DIR_BT 0x00000001
#define I128_DIR_RL 0x00000002
#define I128_XY4_ZM 0x4098
#define I128_ZOOM_NONE 0x00000000
#define I128_ACNTRL 0x416c
#define I128_COORDS(x, y) ((x << 16) | (y))
#ifdef APERTURE
extern int allowaperture;
#endif
struct raptor_softc {
struct sunfb sc_sunfb;
bus_space_tag_t sc_memt;
bus_space_handle_t sc_memh;
bus_addr_t sc_membase;
bus_size_t sc_memsize;
bus_space_tag_t sc_mmiot;
bus_space_handle_t sc_mmioh;
bus_addr_t sc_mmiobase;
bus_size_t sc_mmiosize;
pcitag_t sc_pcitag;
int sc_mode;
u_int8_t sc_cmap_red[256];
u_int8_t sc_cmap_green[256];
u_int8_t sc_cmap_blue[256];
};
int raptor_ioctl(void *, u_long, caddr_t, int, struct proc *);
paddr_t raptor_mmap(void *, off_t, int);
struct wsdisplay_accessops raptor_accessops = {
raptor_ioctl,
raptor_mmap,
NULL, /* alloc_screen */
NULL, /* free_screen */
NULL, /* show_screen */
NULL, /* load_font */
NULL, /* scrollback */
NULL, /* getchar */
NULL, /* burner */
NULL /* pollc */
};
int raptor_match(struct device *, void *, void *);
void raptor_attach(struct device *, struct device *, void *);
struct cfattach raptor_ca = {
sizeof(struct raptor_softc), raptor_match, raptor_attach
};
struct cfdriver raptor_cd = {
NULL, "raptor", DV_DULL
};
int raptor_is_console(int);
int raptor_getcmap(struct raptor_softc *, struct wsdisplay_cmap *);
int raptor_putcmap(struct raptor_softc *, struct wsdisplay_cmap *);
void raptor_setcolor(void *, u_int, u_int8_t, u_int8_t, u_int8_t);
int raptor_copycols(void *, int, int, int, int);
int raptor_erasecols(void *, int, int, int, long);
int raptor_copyrows(void *, int, int, int);
int raptor_eraserows(void *, int, int, long);
void raptor_init(struct raptor_softc *);
int raptor_wait(struct raptor_softc *);
void raptor_copyrect(struct raptor_softc *, int, int, int, int, int, int);
void raptor_fillrect(struct raptor_softc *, int, int, int, int, int);
int
raptor_match(struct device *parent, void *cf, void *aux)
{
struct pci_attach_args *pa = aux;
int node;
char *name;
node = PCITAG_NODE(pa->pa_tag);
name = getpropstring(node, "name");
if (strcmp(name, "TECH-SOURCE,raptor") == 0 ||
strcmp(name, "TSI,raptor") == 0)
return (10);
return (0);
}
void
raptor_attach(struct device *parent, struct device *self, void *aux)
{
struct raptor_softc *sc = (struct raptor_softc *)self;
struct pci_attach_args *pa = aux;
struct rasops_info *ri;
int node, console;
char *model;
sc->sc_pcitag = pa->pa_tag;
node = PCITAG_NODE(pa->pa_tag);
console = raptor_is_console(node);
printf("\n");
model = getpropstring(node, "model");
printf("%s: %s", self->dv_xname, model);
if (pci_mapreg_map(pa, I128_PCI_MW0, PCI_MAPREG_TYPE_MEM,
BUS_SPACE_MAP_LINEAR, &sc->sc_memt, &sc->sc_memh,
&sc->sc_membase, &sc->sc_memsize, 0)) {
printf("\n%s: can't map video memory\n", self->dv_xname);
return;
}
if (pci_mapreg_map(pa, I128_PCI_RBASE, PCI_MAPREG_TYPE_MEM, 0,
&sc->sc_mmiot, &sc->sc_mmioh, &sc->sc_mmiobase,
&sc->sc_mmiosize, 0)) {
bus_space_unmap(sc->sc_memt, sc->sc_memh, sc->sc_memsize);
printf("\n%s: can't map mmio\n", self->dv_xname);
return;
}
fb_setsize(&sc->sc_sunfb, 8, 1152, 900, node, 0);
printf(", %dx%d\n", sc->sc_sunfb.sf_width, sc->sc_sunfb.sf_height);
ri = &sc->sc_sunfb.sf_ro;
ri->ri_bits = bus_space_vaddr(sc->sc_memt, sc->sc_memh);
ri->ri_hw = sc;
fbwscons_init(&sc->sc_sunfb, RI_BSWAP, console);
fbwscons_setcolormap(&sc->sc_sunfb, raptor_setcolor);
sc->sc_mode = WSDISPLAYIO_MODE_EMUL;
raptor_init(sc);
ri->ri_ops.copyrows = raptor_copyrows;
ri->ri_ops.copycols = raptor_copycols;
ri->ri_ops.eraserows = raptor_eraserows;
ri->ri_ops.erasecols = raptor_erasecols;
if (console)
fbwscons_console_init(&sc->sc_sunfb, -1);
fbwscons_attach(&sc->sc_sunfb, &raptor_accessops, console);
}
int
raptor_ioctl(void *v, u_long cmd, caddr_t data, int flags, struct proc *p)
{
struct raptor_softc *sc = v;
struct wsdisplay_fbinfo *wdf;
struct pcisel *sel;
switch (cmd) {
case WSDISPLAYIO_GTYPE:
*(u_int *)data = WSDISPLAY_TYPE_RAPTOR;
break;
case WSDISPLAYIO_SMODE:
sc->sc_mode = *(u_int *)data;
if (sc->sc_mode == WSDISPLAYIO_MODE_EMUL)
fbwscons_setcolormap(&sc->sc_sunfb, raptor_setcolor);
break;
case WSDISPLAYIO_GINFO:
wdf = (void *)data;
wdf->height = sc->sc_sunfb.sf_height;
wdf->width = sc->sc_sunfb.sf_width;
wdf->depth = sc->sc_sunfb.sf_depth;
wdf->cmsize = 256;
break;
case WSDISPLAYIO_LINEBYTES:
*(u_int *)data = sc->sc_sunfb.sf_linebytes;
break;
case WSDISPLAYIO_GETCMAP:
return raptor_getcmap(sc, (struct wsdisplay_cmap *)data);
case WSDISPLAYIO_PUTCMAP:
return raptor_putcmap(sc, (struct wsdisplay_cmap *)data);
case WSDISPLAYIO_GPCIID:
sel = (struct pcisel *)data;
sel->pc_bus = PCITAG_BUS(sc->sc_pcitag);
sel->pc_dev = PCITAG_DEV(sc->sc_pcitag);
sel->pc_func = PCITAG_FUN(sc->sc_pcitag);
break;
case WSDISPLAYIO_SVIDEO:
case WSDISPLAYIO_GVIDEO:
break;
case WSDISPLAYIO_GCURPOS:
case WSDISPLAYIO_SCURPOS:
case WSDISPLAYIO_GCURMAX:
case WSDISPLAYIO_GCURSOR:
case WSDISPLAYIO_SCURSOR:
default:
return -1; /* not supported yet */
}
return (0);
}
paddr_t
raptor_mmap(void *v, off_t off, int prot)
{
struct raptor_softc *sc = v;
if (off & PGOFSET)
return (-1);
switch (sc->sc_mode) {
case WSDISPLAYIO_MODE_MAPPED:
#ifdef APERTURE
if (allowaperture == 0)
return (-1);
#endif
if (sc->sc_mmiosize == 0)
return (-1);
if (off >= sc->sc_membase &&
off < (sc->sc_membase + sc->sc_memsize))
return (bus_space_mmap(sc->sc_memt,
sc->sc_membase, off - sc->sc_membase,
prot, BUS_SPACE_MAP_LINEAR));
if (off >= sc->sc_mmiobase &&
off < (sc->sc_mmiobase + sc->sc_mmiosize))
return (bus_space_mmap(sc->sc_mmiot,
sc->sc_mmiobase, off - sc->sc_mmiobase,
prot, BUS_SPACE_MAP_LINEAR));
break;
case WSDISPLAYIO_MODE_DUMBFB:
if (off >= 0 && off < sc->sc_memsize)
return (bus_space_mmap(sc->sc_memt, sc->sc_membase,
off, prot, BUS_SPACE_MAP_LINEAR));
break;
}
return (-1);
}
int
raptor_is_console(int node)
{
extern int fbnode;
return (fbnode == node);
}
int
raptor_getcmap(struct raptor_softc *sc, struct wsdisplay_cmap *cm)
{
u_int index = cm->index;
u_int count = cm->count;
int error;
if (index >= 256 || count > 256 - index)
return (EINVAL);
error = copyout(&sc->sc_cmap_red[index], cm->red, count);
if (error)
return (error);
error = copyout(&sc->sc_cmap_green[index], cm->green, count);
if (error)
return (error);
error = copyout(&sc->sc_cmap_blue[index], cm->blue, count);
if (error)
return (error);
return (0);
}
int
raptor_putcmap(struct raptor_softc *sc, struct wsdisplay_cmap *cm)
{
u_int index = cm->index;
u_int count = cm->count;
u_int i;
int error;
u_char *r, *g, *b;
if (index >= 256 || count > 256 - index)
return (EINVAL);
if ((error = copyin(cm->red, &sc->sc_cmap_red[index], count)) != 0)
return (error);
if ((error = copyin(cm->green, &sc->sc_cmap_green[index], count)) != 0)
return (error);
if ((error = copyin(cm->blue, &sc->sc_cmap_blue[index], count)) != 0)
return (error);
r = &sc->sc_cmap_red[index];
g = &sc->sc_cmap_green[index];
b = &sc->sc_cmap_blue[index];
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_PEL_MASK, 0xff);
for (i = 0; i < count; i++) {
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh,
I128_WR_ADR, index);
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh,
I128_PAL_DAT, *r);
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh,
I128_PAL_DAT, *g);
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh,
I128_PAL_DAT, *b);
r++, g++, b++, index++;
}
return (0);
}
void
raptor_setcolor(void *v, u_int index, u_int8_t r, u_int8_t g, u_int8_t b)
{
struct raptor_softc *sc = v;
sc->sc_cmap_red[index] = r;
sc->sc_cmap_green[index] = g;
sc->sc_cmap_blue[index] = b;
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_PEL_MASK, 0xff);
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_WR_ADR, index);
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_PAL_DAT, r);
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_PAL_DAT, g);
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_PAL_DAT, b);
}
/*
* Accelerated routines.
*/
int
raptor_copycols(void *cookie, int row, int src, int dst, int num)
{
struct rasops_info *ri = cookie;
struct raptor_softc *sc = ri->ri_hw;
num *= ri->ri_font->fontwidth;
src *= ri->ri_font->fontwidth;
dst *= ri->ri_font->fontwidth;
row *= ri->ri_font->fontheight;
raptor_copyrect(sc, ri->ri_xorigin + src, ri->ri_yorigin + row,
ri->ri_xorigin + dst, ri->ri_yorigin + row,
num, ri->ri_font->fontheight);
return 0;
}
int
raptor_erasecols(void *cookie, int row, int col, int num, long attr)
{
struct rasops_info *ri = cookie;
struct raptor_softc *sc = ri->ri_hw;
int bg, fg;
ri->ri_ops.unpack_attr(cookie, attr, &fg, &bg, NULL);
row *= ri->ri_font->fontheight;
col *= ri->ri_font->fontwidth;
num *= ri->ri_font->fontwidth;
raptor_fillrect(sc, ri->ri_xorigin + col, ri->ri_yorigin + row,
num, ri->ri_font->fontheight, ri->ri_devcmap[bg]);
return 0;
}
int
raptor_copyrows(void *cookie, int src, int dst, int num)
{
struct rasops_info *ri = cookie;
struct raptor_softc *sc = ri->ri_hw;
num *= ri->ri_font->fontheight;
src *= ri->ri_font->fontheight;
dst *= ri->ri_font->fontheight;
raptor_copyrect(sc, ri->ri_xorigin, ri->ri_yorigin + src,
ri->ri_xorigin, ri->ri_yorigin + dst, ri->ri_emuwidth, num);
return 0;
}
int
raptor_eraserows(void *cookie, int row, int num, long attr)
{
struct rasops_info *ri = cookie;
struct raptor_softc *sc = ri->ri_hw;
int bg, fg;
int x, y, w;
ri->ri_ops.unpack_attr(cookie, attr, &fg, &bg, NULL);
if ((num == ri->ri_rows) && ISSET(ri->ri_flg, RI_FULLCLEAR)) {
num = ri->ri_height;
x = y = 0;
w = ri->ri_width;
} else {
num *= ri->ri_font->fontheight;
x = ri->ri_xorigin;
y = ri->ri_yorigin + row * ri->ri_font->fontheight;
w = ri->ri_emuwidth;
}
raptor_fillrect(sc, x, y, w, num, ri->ri_devcmap[bg]);
return 0;
}
void
raptor_init(struct raptor_softc *sc)
{
/* Configure pixel format based on depth. */
switch(sc->sc_sunfb.sf_depth) {
case 8:
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh,
I128_BUF_CTRL, I128_BC_PSIZ_8B);
break;
case 16:
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh,
I128_BUF_CTRL, I128_BC_PSIZ_16B);
break;
case 24:
case 32:
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh,
I128_BUF_CTRL, I128_BC_PSIZ_32B);
break;
default:
panic("unsupported depth\n");
break;
}
/* Mostly magic. */
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_DE_PGE, 0);
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_DE_SORG, 0);
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_DE_DORG, 0);
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_DE_MSRC, 0);
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_DE_WKEY, 0);
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_DE_SPTCH,
sc->sc_sunfb.sf_linebytes);
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_DE_DPTCH,
sc->sc_sunfb.sf_linebytes);
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_DE_ZPTCH,
sc->sc_sunfb.sf_linebytes);
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_RMSK, 0);
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_XY4_ZM,
I128_ZOOM_NONE);
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_LPAT,
0xffffffff);
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_PCTRL, 0);
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_CLPTL, 0);
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_CLPBR,
I128_COORDS(4095, 2047));
#if 0
/* XXX For some reason this makes schizo(4) freak out. */
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_ACNTRL, 0);
#endif
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_INTM, 3);
}
int
raptor_wait(struct raptor_softc *sc)
{
int i;
for (i = 1000000; i != 0; i--) {
if ((bus_space_read_4(sc->sc_mmiot, sc->sc_mmioh,
I128_FLOW) & I128_FLOW_ACTIVE) == 0)
break;
DELAY(1);
}
return i;
}
void
raptor_copyrect(struct raptor_softc *sc, int sx, int sy, int dx, int dy,
int w, int h)
{
int dir = 0;
while (bus_space_read_4(sc->sc_mmiot, sc->sc_mmioh,
I128_BUSY) & I128_BUSY_BUSY)
DELAY(1);
if (sx < dx) {
sx += w - 1;
dx += w - 1;
dir |= I128_DIR_RL;
}
if (sy < dy) {
sy += h - 1;
dy += h - 1;
dir |= I128_DIR_BT;
}
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_CMD,
I128_CR_COPY << 8 | I128_CO_BITBLT);
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_XY3_DIR, dir);
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_XY2_WH,
I128_COORDS(w , h));
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_XY0_SRC,
I128_COORDS(sx, sy));
/* Must be last; triggers operation. */
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_XY1_DST,
I128_COORDS(dx, dy));
raptor_wait(sc);
}
void
raptor_fillrect(struct raptor_softc *sc, int x, int y, int w, int h, int color)
{
while (bus_space_read_4(sc->sc_mmiot, sc->sc_mmioh,
I128_BUSY) & I128_BUSY_BUSY)
DELAY(1);
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_CMD,
I128_CS_SOLID << 16 | I128_CR_COPY << 8 | I128_CO_BITBLT);
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_FORE, color);
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_XY3_DIR, 0);
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_XY2_WH,
I128_COORDS(w, h));
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_XY0_SRC, 0);
/* Must be last; triggers operation. */
bus_space_write_4(sc->sc_mmiot, sc->sc_mmioh, I128_XY1_DST,
I128_COORDS(x, y));
raptor_wait(sc);
}
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