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/*
*
* Hardware accelerated Matrox Millennium I, II, Mystique, G100, G200 and G400
*
* (c) 1998-2001 Petr Vandrovec <vandrove@vc.cvut.cz>
*
* Version: 1.51 2001/06/18
*
* MTRR stuff: 1998 Tom Rini <trini@kernel.crashing.org>
*
* Contributors: "menion?" <menion@mindless.com>
* Betatesting, fixes, ideas
*
* "Kurt Garloff" <garloff@suse.de>
* Betatesting, fixes, ideas, videomodes, videomodes timmings
*
* "Tom Rini" <trini@kernel.crashing.org>
* MTRR stuff, PPC cleanups, betatesting, fixes, ideas
*
* "Bibek Sahu" <scorpio@dodds.net>
* Access device through readb|w|l and write b|w|l
* Extensive debugging stuff
*
* "Daniel Haun" <haund@usa.net>
* Testing, hardware cursor fixes
*
* "Scott Wood" <sawst46+@pitt.edu>
* Fixes
*
* "Gerd Knorr" <kraxel@goldbach.isdn.cs.tu-berlin.de>
* Betatesting
*
* "Kelly French" <targon@hazmat.com>
* "Fernando Herrera" <fherrera@eurielec.etsit.upm.es>
* Betatesting, bug reporting
*
* "Pablo Bianucci" <pbian@pccp.com.ar>
* Fixes, ideas, betatesting
*
* "Inaky Perez Gonzalez" <inaky@peloncho.fis.ucm.es>
* Fixes, enhandcements, ideas, betatesting
*
* "Ryuichi Oikawa" <roikawa@rr.iiij4u.or.jp>
* PPC betatesting, PPC support, backward compatibility
*
* "Paul Womar" <Paul@pwomar.demon.co.uk>
* "Owen Waller" <O.Waller@ee.qub.ac.uk>
* PPC betatesting
*
* "Thomas Pornin" <pornin@bolet.ens.fr>
* Alpha betatesting
*
* "Pieter van Leuven" <pvl@iae.nl>
* "Ulf Jaenicke-Roessler" <ujr@physik.phy.tu-dresden.de>
* G100 testing
*
* "H. Peter Arvin" <hpa@transmeta.com>
* Ideas
*
* "Cort Dougan" <cort@cs.nmt.edu>
* CHRP fixes and PReP cleanup
*
* "Mark Vojkovich" <mvojkovi@ucsd.edu>
* G400 support
*
* (following author is not in any relation with this code, but his code
* is included in this driver)
*
* Based on framebuffer driver for VBE 2.0 compliant graphic boards
* (c) 1998 Gerd Knorr <kraxel@cs.tu-berlin.de>
*
* (following author is not in any relation with this code, but his ideas
* were used when writting this driver)
*
* FreeVBE/AF (Matrox), "Shawn Hargreaves" <shawn@talula.demon.co.uk>
*
*/
#include "matroxfb_accel.h"
#include "matroxfb_DAC1064.h"
#include "matroxfb_Ti3026.h"
#include "matroxfb_misc.h"
#define curr_ydstorg(x) ACCESS_FBINFO2(x, curr.ydstorg.pixels)
#define mga_ydstlen(y,l) mga_outl(M_YDSTLEN | M_EXEC, ((y) << 16) | (l))
void matrox_cfbX_init(WPMINFO struct display* p) {
u_int32_t maccess;
u_int32_t mpitch;
u_int32_t mopmode;
DBG("matrox_cfbX_init")
mpitch = p->var.xres_virtual;
if (p->type == FB_TYPE_TEXT) {
maccess = 0x00000000;
mpitch = (mpitch >> 4) | 0x8000; /* set something */
mopmode = M_OPMODE_8BPP;
} else {
switch (p->var.bits_per_pixel) {
case 4: maccess = 0x00000000; /* accelerate as 8bpp video */
mpitch = (mpitch >> 1) | 0x8000; /* disable linearization */
mopmode = M_OPMODE_4BPP;
break;
case 8: maccess = 0x00000000;
mopmode = M_OPMODE_8BPP;
break;
case 16: if (p->var.green.length == 5)
maccess = 0xC0000001;
else
maccess = 0x40000001;
mopmode = M_OPMODE_16BPP;
break;
case 24: maccess = 0x00000003;
mopmode = M_OPMODE_24BPP;
break;
case 32: maccess = 0x00000002;
mopmode = M_OPMODE_32BPP;
break;
default: maccess = 0x00000000;
mopmode = 0x00000000;
break; /* turn off acceleration!!! */
}
}
mga_fifo(8);
mga_outl(M_PITCH, mpitch);
mga_outl(M_YDSTORG, curr_ydstorg(MINFO));
if (ACCESS_FBINFO(capable.plnwt))
mga_outl(M_PLNWT, -1);
if (ACCESS_FBINFO(capable.srcorg)) {
mga_outl(M_SRCORG, 0);
mga_outl(M_DSTORG, 0);
}
mga_outl(M_OPMODE, mopmode);
mga_outl(M_CXBNDRY, 0xFFFF0000);
mga_outl(M_YTOP, 0);
mga_outl(M_YBOT, 0x01FFFFFF);
mga_outl(M_MACCESS, maccess);
ACCESS_FBINFO(accel.m_dwg_rect) = M_DWG_TRAP | M_DWG_SOLID | M_DWG_ARZERO | M_DWG_SGNZERO | M_DWG_SHIFTZERO;
if (isMilleniumII(MINFO)) ACCESS_FBINFO(accel.m_dwg_rect) |= M_DWG_TRANSC;
ACCESS_FBINFO(accel.m_opmode) = mopmode;
}
static void matrox_cfbX_bmove(struct display* p, int sy, int sx, int dy, int dx, int height, int width) {
int pixx = p->var.xres_virtual, start, end;
CRITFLAGS
MINFO_FROM_DISP(p);
DBG("matrox_cfbX_bmove")
CRITBEGIN
sx *= fontwidth(p);
dx *= fontwidth(p);
width *= fontwidth(p);
height *= fontheight(p);
sy *= fontheight(p);
dy *= fontheight(p);
if ((dy < sy) || ((dy == sy) && (dx <= sx))) {
mga_fifo(2);
mga_outl(M_DWGCTL, M_DWG_BITBLT | M_DWG_SHIFTZERO | M_DWG_SGNZERO |
M_DWG_BFCOL | M_DWG_REPLACE);
mga_outl(M_AR5, pixx);
width--;
start = sy*pixx+sx+curr_ydstorg(MINFO);
end = start+width;
} else {
mga_fifo(3);
mga_outl(M_DWGCTL, M_DWG_BITBLT | M_DWG_SHIFTZERO | M_DWG_BFCOL | M_DWG_REPLACE);
mga_outl(M_SGN, 5);
mga_outl(M_AR5, -pixx);
width--;
end = (sy+height-1)*pixx+sx+curr_ydstorg(MINFO);
start = end+width;
dy += height-1;
}
mga_fifo(4);
mga_outl(M_AR0, end);
mga_outl(M_AR3, start);
mga_outl(M_FXBNDRY, ((dx+width)<<16) | dx);
mga_ydstlen(dy, height);
WaitTillIdle();
CRITEND
}
#ifdef FBCON_HAS_CFB4
static void matrox_cfb4_bmove(struct display* p, int sy, int sx, int dy, int dx, int height, int width) {
int pixx, start, end;
CRITFLAGS
MINFO_FROM_DISP(p);
/* both (sx or dx or width) and fontwidth() are odd, so their multiply is
also odd, that means that we cannot use acceleration */
DBG("matrox_cfb4_bmove")
CRITBEGIN
if ((sx | dx | width) & fontwidth(p) & 1) {
fbcon_cfb4_bmove(p, sy, sx, dy, dx, height, width);
return;
}
sx *= fontwidth(p);
dx *= fontwidth(p);
width *= fontwidth(p);
height *= fontheight(p);
sy *= fontheight(p);
dy *= fontheight(p);
pixx = p->var.xres_virtual >> 1;
sx >>= 1;
dx >>= 1;
width >>= 1;
if ((dy < sy) || ((dy == sy) && (dx <= sx))) {
mga_fifo(2);
mga_outl(M_AR5, pixx);
mga_outl(M_DWGCTL, M_DWG_BITBLT | M_DWG_SHIFTZERO | M_DWG_SGNZERO |
M_DWG_BFCOL | M_DWG_REPLACE);
width--;
start = sy*pixx+sx+curr_ydstorg(MINFO);
end = start+width;
} else {
mga_fifo(3);
mga_outl(M_SGN, 5);
mga_outl(M_AR5, -pixx);
mga_outl(M_DWGCTL, M_DWG_BITBLT | M_DWG_SHIFTZERO | M_DWG_BFCOL | M_DWG_REPLACE);
width--;
end = (sy+height-1)*pixx+sx+curr_ydstorg(MINFO);
start = end+width;
dy += height-1;
}
mga_fifo(5);
mga_outl(M_AR0, end);
mga_outl(M_AR3, start);
mga_outl(M_FXBNDRY, ((dx+width)<<16) | dx);
mga_outl(M_YDST, dy*pixx >> 5);
mga_outl(M_LEN | M_EXEC, height);
WaitTillIdle();
CRITEND
}
#endif
static void matroxfb_accel_clear(WPMINFO u_int32_t color, int sy, int sx, int height,
int width) {
CRITFLAGS
DBG("matroxfb_accel_clear")
CRITBEGIN
mga_fifo(5);
mga_outl(M_DWGCTL, ACCESS_FBINFO(accel.m_dwg_rect) | M_DWG_REPLACE);
mga_outl(M_FCOL, color);
mga_outl(M_FXBNDRY, ((sx + width) << 16) | sx);
mga_ydstlen(sy, height);
WaitTillIdle();
CRITEND
}
static void matrox_cfbX_clear(u_int32_t color, struct display* p, int sy, int sx, int height, int width) {
DBG("matrox_cfbX_clear")
matroxfb_accel_clear(PMXINFO(p) color, sy * fontheight(p), sx * fontwidth(p),
height * fontheight(p), width * fontwidth(p));
}
#ifdef FBCON_HAS_CFB4
static void matrox_cfb4_clear(struct vc_data* conp, struct display* p, int sy, int sx, int height, int width) {
u_int32_t bgx;
int whattodo;
CRITFLAGS
MINFO_FROM_DISP(p);
DBG("matrox_cfb4_clear")
CRITBEGIN
whattodo = 0;
bgx = attr_bgcol_ec(p, conp);
bgx |= bgx << 4;
bgx |= bgx << 8;
bgx |= bgx << 16;
sy *= fontheight(p);
sx *= fontwidth(p);
height *= fontheight(p);
width *= fontwidth(p);
if (sx & 1) {
sx ++;
if (!width) return;
width --;
whattodo = 1;
}
if (width & 1) {
whattodo |= 2;
}
width >>= 1;
sx >>= 1;
if (width) {
mga_fifo(5);
mga_outl(M_DWGCTL, ACCESS_FBINFO(accel.m_dwg_rect) | M_DWG_REPLACE2);
mga_outl(M_FCOL, bgx);
mga_outl(M_FXBNDRY, ((sx + width) << 16) | sx);
mga_outl(M_YDST, sy * p->var.xres_virtual >> 6);
mga_outl(M_LEN | M_EXEC, height);
WaitTillIdle();
}
if (whattodo) {
u_int32_t step = p->var.xres_virtual >> 1;
vaddr_t vbase = ACCESS_FBINFO(video.vbase);
if (whattodo & 1) {
unsigned int uaddr = sy * step + sx - 1;
u_int32_t loop;
u_int8_t bgx2 = bgx & 0xF0;
for (loop = height; loop > 0; loop --) {
mga_writeb(vbase, uaddr, (mga_readb(vbase, uaddr) & 0x0F) | bgx2);
uaddr += step;
}
}
if (whattodo & 2) {
unsigned int uaddr = sy * step + sx + width;
u_int32_t loop;
u_int8_t bgx2 = bgx & 0x0F;
for (loop = height; loop > 0; loop --) {
mga_writeb(vbase, uaddr, (mga_readb(vbase, uaddr) & 0xF0) | bgx2);
uaddr += step;
}
}
}
CRITEND
}
#endif
#ifdef FBCON_HAS_CFB8
static void matrox_cfb8_clear(struct vc_data* conp, struct display* p, int sy, int sx, int height, int width) {
u_int32_t bgx;
DBG("matrox_cfb8_clear")
bgx = attr_bgcol_ec(p, conp);
bgx |= bgx << 8;
bgx |= bgx << 16;
matrox_cfbX_clear(bgx, p, sy, sx, height, width);
}
#endif
#ifdef FBCON_HAS_CFB16
static void matrox_cfb16_clear(struct vc_data* conp, struct display* p, int sy, int sx, int height, int width) {
u_int32_t bgx;
DBG("matrox_cfb16_clear")
bgx = ((u_int16_t*)p->dispsw_data)[attr_bgcol_ec(p, conp)];
matrox_cfbX_clear((bgx << 16) | bgx, p, sy, sx, height, width);
}
#endif
#if defined(FBCON_HAS_CFB32) || defined(FBCON_HAS_CFB24)
static void matrox_cfb32_clear(struct vc_data* conp, struct display* p, int sy, int sx, int height, int width) {
u_int32_t bgx;
DBG("matrox_cfb32_clear")
bgx = ((u_int32_t*)p->dispsw_data)[attr_bgcol_ec(p, conp)];
matrox_cfbX_clear(bgx, p, sy, sx, height, width);
}
#endif
static void matrox_cfbX_fastputc(u_int32_t fgx, u_int32_t bgx, struct display* p, int c, int yy, int xx) {
unsigned int charcell;
unsigned int ar3;
CRITFLAGS
MINFO_FROM_DISP(p);
charcell = fontwidth(p) * fontheight(p);
yy *= fontheight(p);
xx *= fontwidth(p);
CRITBEGIN
mga_fifo(8);
mga_outl(M_DWGCTL, M_DWG_BITBLT | M_DWG_SGNZERO | M_DWG_SHIFTZERO | M_DWG_BMONOWF | M_DWG_LINEAR | M_DWG_REPLACE);
mga_outl(M_FCOL, fgx);
mga_outl(M_BCOL, bgx);
mga_outl(M_FXBNDRY, ((xx + fontwidth(p) - 1) << 16) | xx);
ar3 = ACCESS_FBINFO(fastfont.mgabase) + (c & p->charmask) * charcell;
mga_outl(M_AR3, ar3);
mga_outl(M_AR0, (ar3 + charcell - 1) & 0x0003FFFF);
mga_ydstlen(yy, fontheight(p));
WaitTillIdle();
CRITEND
}
static void matrox_cfbX_putc(u_int32_t fgx, u_int32_t bgx, struct display* p, int c, int yy, int xx) {
u_int32_t ar0;
u_int32_t step;
CRITFLAGS
MINFO_FROM_DISP(p);
DBG_HEAVY("matrox_cfbX_putc");
yy *= fontheight(p);
xx *= fontwidth(p);
CRITBEGIN
#ifdef __BIG_ENDIAN
WaitTillIdle();
mga_outl(M_OPMODE, M_OPMODE_8BPP);
#else
mga_fifo(7);
#endif
ar0 = fontwidth(p) - 1;
mga_outl(M_FXBNDRY, ((xx+ar0)<<16) | xx);
if (fontwidth(p) <= 8)
step = 1;
else if (fontwidth(p) <= 16)
step = 2;
else
step = 4;
if (fontwidth(p) == step << 3) {
size_t charcell = fontheight(p)*step;
/* TODO: Align charcell to 4B for BE */
mga_outl(M_DWGCTL, M_DWG_ILOAD | M_DWG_SGNZERO | M_DWG_SHIFTZERO | M_DWG_BMONOWF | M_DWG_LINEAR | M_DWG_REPLACE);
mga_outl(M_FCOL, fgx);
mga_outl(M_BCOL, bgx);
mga_outl(M_AR3, 0);
mga_outl(M_AR0, fontheight(p)*fontwidth(p)-1);
mga_ydstlen(yy, fontheight(p));
mga_memcpy_toio(ACCESS_FBINFO(mmio.vbase), 0, p->fontdata+(c&p->charmask)*charcell, charcell);
} else {
u8* chardata = p->fontdata+(c&p->charmask)*fontheight(p)*step;
int i;
mga_outl(M_DWGCTL, M_DWG_ILOAD | M_DWG_SGNZERO | M_DWG_SHIFTZERO | M_DWG_BMONOWF | M_DWG_REPLACE);
mga_outl(M_FCOL, fgx);
mga_outl(M_BCOL, bgx);
mga_outl(M_AR5, 0);
mga_outl(M_AR3, 0);
mga_outl(M_AR0, ar0);
mga_ydstlen(yy, fontheight(p));
switch (step) {
case 1:
for (i = fontheight(p); i > 0; i--) {
#ifdef __LITTLE_ENDIAN
mga_outl(0, *chardata++);
#else
mga_outl(0, (*chardata++) << 24);
#endif
}
break;
case 2:
for (i = fontheight(p); i > 0; i--) {
#ifdef __LITTLE_ENDIAN
mga_outl(0, *(u_int16_t*)chardata);
#else
mga_outl(0, (*(u_int16_t*)chardata) << 16);
#endif
chardata += 2;
}
break;
case 4:
mga_memcpy_toio(ACCESS_FBINFO(mmio.vbase), 0, chardata, fontheight(p) * 4);
break;
}
}
WaitTillIdle();
#ifdef __BIG_ENDIAN
mga_outl(M_OPMODE, ACCESS_FBINFO(accel.m_opmode));
#endif
CRITEND
}
#ifdef FBCON_HAS_CFB8
static void matrox_cfb8_putc(struct vc_data* conp, struct display* p, int c, int yy, int xx) {
u_int32_t fgx, bgx;
MINFO_FROM_DISP(p);
DBG_HEAVY("matroxfb_cfb8_putc");
fgx = attr_fgcol(p, c);
bgx = attr_bgcol(p, c);
fgx |= (fgx << 8);
fgx |= (fgx << 16);
bgx |= (bgx << 8);
bgx |= (bgx << 16);
ACCESS_FBINFO(curr.putc)(fgx, bgx, p, c, yy, xx);
}
#endif
#ifdef FBCON_HAS_CFB16
static void matrox_cfb16_putc(struct vc_data* conp, struct display* p, int c, int yy, int xx) {
u_int32_t fgx, bgx;
MINFO_FROM_DISP(p);
DBG_HEAVY("matroxfb_cfb16_putc");
fgx = ((u_int16_t*)p->dispsw_data)[attr_fgcol(p, c)];
bgx = ((u_int16_t*)p->dispsw_data)[attr_bgcol(p, c)];
fgx |= (fgx << 16);
bgx |= (bgx << 16);
ACCESS_FBINFO(curr.putc)(fgx, bgx, p, c, yy, xx);
}
#endif
#if defined(FBCON_HAS_CFB32) || defined(FBCON_HAS_CFB24)
static void matrox_cfb32_putc(struct vc_data* conp, struct display* p, int c, int yy, int xx) {
u_int32_t fgx, bgx;
MINFO_FROM_DISP(p);
DBG_HEAVY("matroxfb_cfb32_putc");
fgx = ((u_int32_t*)p->dispsw_data)[attr_fgcol(p, c)];
bgx = ((u_int32_t*)p->dispsw_data)[attr_bgcol(p, c)];
ACCESS_FBINFO(curr.putc)(fgx, bgx, p, c, yy, xx);
}
#endif
static void matrox_cfbX_fastputcs(u_int32_t fgx, u_int32_t bgx, struct display* p, const unsigned short* s, int count, int yy, int xx) {
unsigned int charcell;
CRITFLAGS
MINFO_FROM_DISP(p);
yy *= fontheight(p);
xx *= fontwidth(p);
charcell = fontwidth(p) * fontheight(p);
CRITBEGIN
mga_fifo(3);
mga_outl(M_DWGCTL, M_DWG_BITBLT | M_DWG_SGNZERO | M_DWG_SHIFTZERO | M_DWG_BMONOWF | M_DWG_LINEAR | M_DWG_REPLACE);
mga_outl(M_FCOL, fgx);
mga_outl(M_BCOL, bgx);
while (count--) {
u_int32_t ar3 = ACCESS_FBINFO(fastfont.mgabase) + (scr_readw(s++) & p->charmask)*charcell;
mga_fifo(4);
mga_outl(M_FXBNDRY, ((xx + fontwidth(p) - 1) << 16) | xx);
mga_outl(M_AR3, ar3);
mga_outl(M_AR0, (ar3 + charcell - 1) & 0x0003FFFF);
mga_ydstlen(yy, fontheight(p));
xx += fontwidth(p);
}
WaitTillIdle();
CRITEND
}
static void matrox_cfbX_putcs(u_int32_t fgx, u_int32_t bgx, struct display* p, const unsigned short* s, int count, int yy, int xx) {
u_int32_t step;
u_int32_t ydstlen;
u_int32_t xlen;
u_int32_t ar0;
u_int32_t charcell;
u_int32_t fxbndry;
vaddr_t mmio;
int easy;
CRITFLAGS
MINFO_FROM_DISP(p);
DBG_HEAVY("matroxfb_cfbX_putcs");
yy *= fontheight(p);
xx *= fontwidth(p);
if (fontwidth(p) <= 8)
step = 1;
else if (fontwidth(p) <= 16)
step = 2;
else
step = 4;
charcell = fontheight(p)*step;
xlen = (charcell + 3) & ~3;
ydstlen = (yy << 16) | fontheight(p);
if (fontwidth(p) == step << 3) {
ar0 = fontheight(p)*fontwidth(p) - 1;
easy = 1;
} else {
ar0 = fontwidth(p) - 1;
easy = 0;
}
CRITBEGIN
#ifdef __BIG_ENDIAN
WaitTillIdle();
mga_outl(M_OPMODE, M_OPMODE_8BPP);
#else
mga_fifo(3);
#endif
if (easy)
mga_outl(M_DWGCTL, M_DWG_ILOAD | M_DWG_SGNZERO | M_DWG_SHIFTZERO | M_DWG_BMONOWF | M_DWG_LINEAR | M_DWG_REPLACE);
else
mga_outl(M_DWGCTL, M_DWG_ILOAD | M_DWG_SGNZERO | M_DWG_SHIFTZERO | M_DWG_BMONOWF | M_DWG_REPLACE);
mga_outl(M_FCOL, fgx);
mga_outl(M_BCOL, bgx);
fxbndry = ((xx + fontwidth(p) - 1) << 16) | xx;
mmio = ACCESS_FBINFO(mmio.vbase);
while (count--) {
u_int8_t* chardata = p->fontdata + (scr_readw(s++) & p->charmask)*charcell;
mga_fifo(6);
mga_writel(mmio, M_FXBNDRY, fxbndry);
mga_writel(mmio, M_AR0, ar0);
mga_writel(mmio, M_AR3, 0);
if (easy) {
mga_writel(mmio, M_YDSTLEN | M_EXEC, ydstlen);
mga_memcpy_toio(mmio, 0, chardata, xlen);
} else {
mga_writel(mmio, M_AR5, 0);
mga_writel(mmio, M_YDSTLEN | M_EXEC, ydstlen);
switch (step) {
case 1: {
u_int8_t* charend = chardata + charcell;
for (; chardata != charend; chardata++) {
#ifdef __LITTLE_ENDIAN
mga_writel(mmio, 0, *chardata);
#else
mga_writel(mmio, 0, (*chardata) << 24);
#endif
}
}
break;
case 2: {
u_int8_t* charend = chardata + charcell;
for (; chardata != charend; chardata += 2) {
#ifdef __LITTLE_ENDIAN
mga_writel(mmio, 0, *(u_int16_t*)chardata);
#else
mga_writel(mmio, 0, (*(u_int16_t*)chardata) << 16);
#endif
}
}
break;
default:
mga_memcpy_toio(mmio, 0, chardata, charcell);
break;
}
}
fxbndry += fontwidth(p) + (fontwidth(p) << 16);
}
WaitTillIdle();
#ifdef __BIG_ENDIAN
mga_outl(M_OPMODE, ACCESS_FBINFO(accel.m_opmode));
#endif
CRITEND
}
#ifdef FBCON_HAS_CFB8
static void matrox_cfb8_putcs(struct vc_data* conp, struct display* p, const unsigned short* s, int count, int yy, int xx) {
u_int16_t c;
u_int32_t fgx, bgx;
MINFO_FROM_DISP(p);
DBG_HEAVY("matroxfb_cfb8_putcs");
c = scr_readw(s);
fgx = attr_fgcol(p, c);
bgx = attr_bgcol(p, c);
fgx |= (fgx << 8);
fgx |= (fgx << 16);
bgx |= (bgx << 8);
bgx |= (bgx << 16);
ACCESS_FBINFO(curr.putcs)(fgx, bgx, p, s, count, yy, xx);
}
#endif
#ifdef FBCON_HAS_CFB16
static void matrox_cfb16_putcs(struct vc_data* conp, struct display* p, const unsigned short* s, int count, int yy, int xx) {
u_int16_t c;
u_int32_t fgx, bgx;
MINFO_FROM_DISP(p);
DBG_HEAVY("matroxfb_cfb16_putcs");
c = scr_readw(s);
fgx = ((u_int16_t*)p->dispsw_data)[attr_fgcol(p, c)];
bgx = ((u_int16_t*)p->dispsw_data)[attr_bgcol(p, c)];
fgx |= (fgx << 16);
bgx |= (bgx << 16);
ACCESS_FBINFO(curr.putcs)(fgx, bgx, p, s, count, yy, xx);
}
#endif
#if defined(FBCON_HAS_CFB32) || defined(FBCON_HAS_CFB24)
static void matrox_cfb32_putcs(struct vc_data* conp, struct display* p, const unsigned short* s, int count, int yy, int xx) {
u_int16_t c;
u_int32_t fgx, bgx;
MINFO_FROM_DISP(p);
DBG_HEAVY("matroxfb_cfb32_putcs");
c = scr_readw(s);
fgx = ((u_int32_t*)p->dispsw_data)[attr_fgcol(p, c)];
bgx = ((u_int32_t*)p->dispsw_data)[attr_bgcol(p, c)];
ACCESS_FBINFO(curr.putcs)(fgx, bgx, p, s, count, yy, xx);
}
#endif
#ifdef FBCON_HAS_CFB4
static void matrox_cfb4_revc(struct display* p, int xx, int yy) {
CRITFLAGS
MINFO_FROM_DISP(p);
DBG_LOOP("matroxfb_cfb4_revc");
if (fontwidth(p) & 1) {
fbcon_cfb4_revc(p, xx, yy);
return;
}
yy *= fontheight(p);
xx *= fontwidth(p);
xx |= (xx + fontwidth(p)) << 16;
xx >>= 1;
CRITBEGIN
mga_fifo(5);
mga_outl(M_DWGCTL, ACCESS_FBINFO(accel.m_dwg_rect) | M_DWG_XOR);
mga_outl(M_FCOL, 0xFFFFFFFF);
mga_outl(M_FXBNDRY, xx);
mga_outl(M_YDST, yy * p->var.xres_virtual >> 6);
mga_outl(M_LEN | M_EXEC, fontheight(p));
WaitTillIdle();
CRITEND
}
#endif
#ifdef FBCON_HAS_CFB8
static void matrox_cfb8_revc(struct display* p, int xx, int yy) {
CRITFLAGS
MINFO_FROM_DISP(p);
DBG_LOOP("matrox_cfb8_revc")
yy *= fontheight(p);
xx *= fontwidth(p);
CRITBEGIN
mga_fifo(4);
mga_outl(M_DWGCTL, ACCESS_FBINFO(accel.m_dwg_rect) | M_DWG_XOR);
mga_outl(M_FCOL, 0x0F0F0F0F);
mga_outl(M_FXBNDRY, ((xx + fontwidth(p)) << 16) | xx);
mga_ydstlen(yy, fontheight(p));
WaitTillIdle();
CRITEND
}
#endif
static void matrox_cfbX_revc(struct display* p, int xx, int yy) {
CRITFLAGS
MINFO_FROM_DISP(p);
DBG_LOOP("matrox_cfbX_revc")
yy *= fontheight(p);
xx *= fontwidth(p);
CRITBEGIN
mga_fifo(4);
mga_outl(M_DWGCTL, ACCESS_FBINFO(accel.m_dwg_rect) | M_DWG_XOR);
mga_outl(M_FCOL, 0xFFFFFFFF);
mga_outl(M_FXBNDRY, ((xx + fontwidth(p)) << 16) | xx);
mga_ydstlen(yy, fontheight(p));
WaitTillIdle();
CRITEND
}
static void matrox_cfbX_clear_margins(struct vc_data* conp, struct display* p, int bottom_only) {
unsigned int bottom_height, right_width;
unsigned int bottom_start, right_start;
unsigned int cell_h, cell_w;
DBG("matrox_cfbX_clear_margins")
cell_w = fontwidth(p);
if (!cell_w) return; /* PARANOID */
right_width = p->var.xres % cell_w;
right_start = p->var.xres - right_width;
if (!bottom_only && right_width) {
/* clear whole right margin, not only visible portion */
matroxfb_accel_clear( PMXINFO(p)
/* color */ 0x00000000,
/* y */ 0,
/* x */ p->var.xoffset + right_start,
/* height */ p->var.yres_virtual,
/* width */ right_width);
}
cell_h = fontheight(p);
if (!cell_h) return; /* PARANOID */
bottom_height = p->var.yres % cell_h;
if (bottom_height) {
bottom_start = p->var.yres - bottom_height;
matroxfb_accel_clear( PMXINFO(p)
/* color */ 0x00000000,
/* y */ p->var.yoffset + bottom_start,
/* x */ p->var.xoffset,
/* height */ bottom_height,
/* width */ right_start);
}
}
static void matrox_text_setup(struct display* p) {
MINFO_FROM_DISP(p);
p->next_line = p->line_length ? p->line_length : ((p->var.xres_virtual / (fontwidth(p)?fontwidth(p):8)) * ACCESS_FBINFO(devflags.textstep));
p->next_plane = 0;
}
static void matrox_text_bmove(struct display* p, int sy, int sx, int dy, int dx,
int height, int width) {
unsigned int srcoff;
unsigned int dstoff;
unsigned int step;
CRITFLAGS
MINFO_FROM_DISP(p);
CRITBEGIN
step = ACCESS_FBINFO(devflags.textstep);
srcoff = (sy * p->next_line) + (sx * step);
dstoff = (dy * p->next_line) + (dx * step);
if (dstoff < srcoff) {
while (height > 0) {
int i;
for (i = width; i > 0; dstoff += step, srcoff += step, i--)
mga_writew(ACCESS_FBINFO(video.vbase), dstoff, mga_readw(ACCESS_FBINFO(video.vbase), srcoff));
height--;
dstoff += p->next_line - width * step;
srcoff += p->next_line - width * step;
}
} else {
unsigned int off;
off = (height - 1) * p->next_line + (width - 1) * step;
srcoff += off;
dstoff += off;
while (height > 0) {
int i;
for (i = width; i > 0; dstoff -= step, srcoff -= step, i--)
mga_writew(ACCESS_FBINFO(video.vbase), dstoff, mga_readw(ACCESS_FBINFO(video.vbase), srcoff));
dstoff -= p->next_line - width * step;
srcoff -= p->next_line - width * step;
height--;
}
}
CRITEND
}
static void matrox_text_clear(struct vc_data* conp, struct display* p, int sy, int sx,
int height, int width) {
unsigned int offs;
unsigned int val;
unsigned int step;
CRITFLAGS
MINFO_FROM_DISP(p);
step = ACCESS_FBINFO(devflags.textstep);
offs = sy * p->next_line + sx * step;
val = ntohs((attr_bgcol(p, conp->vc_video_erase_char) << 4) | attr_fgcol(p, conp->vc_video_erase_char) | (' ' << 8));
CRITBEGIN
while (height > 0) {
int i;
for (i = width; i > 0; offs += step, i--)
mga_writew(ACCESS_FBINFO(video.vbase), offs, val);
offs += p->next_line - width * step;
height--;
}
CRITEND
}
static void matrox_text_putc(struct vc_data* conp, struct display* p, int c, int yy, int xx) {
unsigned int offs;
unsigned int chr;
unsigned int step;
CRITFLAGS
MINFO_FROM_DISP(p);
step = ACCESS_FBINFO(devflags.textstep);
offs = yy * p->next_line + xx * step;
chr = attr_fgcol(p,c) | (attr_bgcol(p,c) << 4) | ((c & p->charmask) << 8);
if (chr & 0x10000) chr |= 0x08;
CRITBEGIN
mga_writew(ACCESS_FBINFO(video.vbase), offs, ntohs(chr));
CRITEND
}
static void matrox_text_putcs(struct vc_data* conp, struct display* p, const unsigned short* s,
int count, int yy, int xx) {
unsigned int offs;
unsigned int attr;
unsigned int step;
u_int16_t c;
CRITFLAGS
MINFO_FROM_DISP(p);
step = ACCESS_FBINFO(devflags.textstep);
offs = yy * p->next_line + xx * step;
c = scr_readw(s);
attr = attr_fgcol(p, c) | (attr_bgcol(p, c) << 4);
CRITBEGIN
while (count-- > 0) {
unsigned int chr = ((scr_readw(s++)) & p->charmask) << 8;
if (chr & 0x10000) chr ^= 0x10008;
mga_writew(ACCESS_FBINFO(video.vbase), offs, ntohs(attr|chr));
offs += step;
}
CRITEND
}
static void matrox_text_revc(struct display* p, int xx, int yy) {
unsigned int offs;
unsigned int step;
CRITFLAGS
MINFO_FROM_DISP(p);
step = ACCESS_FBINFO(devflags.textstep);
offs = yy * p->next_line + xx * step + 1;
CRITBEGIN
mga_writeb(ACCESS_FBINFO(video.vbase), offs, mga_readb(ACCESS_FBINFO(video.vbase), offs) ^ 0x77);
CRITEND
}
void matrox_text_createcursor(WPMINFO struct display* p) {
CRITFLAGS
if (ACCESS_FBINFO(currcon_display) != p)
return;
matroxfb_createcursorshape(PMINFO p, 0);
CRITBEGIN
mga_setr(M_CRTC_INDEX, 0x0A, ACCESS_FBINFO(cursor.u));
mga_setr(M_CRTC_INDEX, 0x0B, ACCESS_FBINFO(cursor.d) - 1);
CRITEND
}
static void matrox_text_cursor(struct display* p, int mode, int x, int y) {
unsigned int pos;
CRITFLAGS
MINFO_FROM_DISP(p);
if (ACCESS_FBINFO(currcon_display) != p)
return;
if (mode == CM_ERASE) {
if (ACCESS_FBINFO(cursor.state) != CM_ERASE) {
CRITBEGIN
mga_setr(M_CRTC_INDEX, 0x0A, 0x20);
CRITEND
ACCESS_FBINFO(cursor.state) = CM_ERASE;
}
return;
}
if ((p->conp->vc_cursor_type & CUR_HWMASK) != ACCESS_FBINFO(cursor.type))
matrox_text_createcursor(PMINFO p);
/* DO NOT CHECK cursor.x != x because of matroxfb_vgaHWinit moves cursor to 0,0 */
ACCESS_FBINFO(cursor.x) = x;
ACCESS_FBINFO(cursor.y) = y;
pos = p->next_line / ACCESS_FBINFO(devflags.textstep) * y + x;
CRITBEGIN
mga_setr(M_CRTC_INDEX, 0x0F, pos);
mga_setr(M_CRTC_INDEX, 0x0E, pos >> 8);
mga_setr(M_CRTC_INDEX, 0x0A, ACCESS_FBINFO(cursor.u));
CRITEND
ACCESS_FBINFO(cursor.state) = CM_DRAW;
}
void matrox_text_round(CPMINFO struct fb_var_screeninfo* var, struct display* p) {
unsigned hf;
unsigned vf;
unsigned vxres;
unsigned ych;
hf = fontwidth(p);
if (!hf) hf = 8;
/* do not touch xres */
vxres = (var->xres_virtual + hf - 1) / hf;
if (vxres >= 256)
vxres = 255;
if (vxres < 16)
vxres = 16;
vxres = (vxres + 1) & ~1; /* must be even */
vf = fontheight(p);
if (!vf) vf = 16;
if (var->yres < var->yres_virtual) {
ych = ACCESS_FBINFO(devflags.textvram) / vxres;
var->yres_virtual = ych * vf;
} else
ych = var->yres_virtual / vf;
if (vxres * ych > ACCESS_FBINFO(devflags.textvram)) {
ych = ACCESS_FBINFO(devflags.textvram) / vxres;
var->yres_virtual = ych * vf;
}
var->xres_virtual = vxres * hf;
}
static int matrox_text_setfont(struct display* p, int width, int height) {
DBG("matrox_text_setfont");
if (p) {
MINFO_FROM_DISP(p);
matrox_text_round(PMINFO &p->var, p);
p->next_line = p->line_length = ((p->var.xres_virtual / (fontwidth(p)?fontwidth(p):8)) * ACCESS_FBINFO(devflags.textstep));
if (p->conp)
matrox_text_createcursor(PMINFO p);
}
return 0;
}
#define matrox_cfb16_revc matrox_cfbX_revc
#define matrox_cfb24_revc matrox_cfbX_revc
#define matrox_cfb32_revc matrox_cfbX_revc
#define matrox_cfb24_clear matrox_cfb32_clear
#define matrox_cfb24_putc matrox_cfb32_putc
#define matrox_cfb24_putcs matrox_cfb32_putcs
#ifdef FBCON_HAS_VGATEXT
static struct display_switch matroxfb_text = {
setup: matrox_text_setup,
bmove: matrox_text_bmove,
clear: matrox_text_clear,
putc: matrox_text_putc,
putcs: matrox_text_putcs,
revc: matrox_text_revc,
cursor: matrox_text_cursor,
set_font: matrox_text_setfont,
fontwidthmask: FONTWIDTH(8)|FONTWIDTH(9)
};
#endif
#ifdef FBCON_HAS_CFB4
static struct display_switch matroxfb_cfb4 = {
setup: fbcon_cfb4_setup,
bmove: matrox_cfb4_bmove,
clear: matrox_cfb4_clear,
putc: fbcon_cfb4_putc,
putcs: fbcon_cfb4_putcs,
revc: matrox_cfb4_revc,
fontwidthmask: FONTWIDTH(8) /* fix, fix, fix it */
};
#endif
#ifdef FBCON_HAS_CFB8
static struct display_switch matroxfb_cfb8 = {
setup: fbcon_cfb8_setup,
bmove: matrox_cfbX_bmove,
clear: matrox_cfb8_clear,
putc: matrox_cfb8_putc,
putcs: matrox_cfb8_putcs,
revc: matrox_cfb8_revc,
clear_margins: matrox_cfbX_clear_margins,
fontwidthmask: ~1 /* FONTWIDTHS */
};
#endif
#ifdef FBCON_HAS_CFB16
static struct display_switch matroxfb_cfb16 = {
setup: fbcon_cfb16_setup,
bmove: matrox_cfbX_bmove,
clear: matrox_cfb16_clear,
putc: matrox_cfb16_putc,
putcs: matrox_cfb16_putcs,
revc: matrox_cfb16_revc,
clear_margins: matrox_cfbX_clear_margins,
fontwidthmask: ~1 /* FONTWIDTHS */
};
#endif
#ifdef FBCON_HAS_CFB24
static struct display_switch matroxfb_cfb24 = {
setup: fbcon_cfb24_setup,
bmove: matrox_cfbX_bmove,
clear: matrox_cfb24_clear,
putc: matrox_cfb24_putc,
putcs: matrox_cfb24_putcs,
revc: matrox_cfb24_revc,
clear_margins: matrox_cfbX_clear_margins,
fontwidthmask: ~1 /* FONTWIDTHS */ /* TODO: and what about non-aligned access on BE? I think that there are no in my code */
};
#endif
#ifdef FBCON_HAS_CFB32
static struct display_switch matroxfb_cfb32 = {
setup: fbcon_cfb32_setup,
bmove: matrox_cfbX_bmove,
clear: matrox_cfb32_clear,
putc: matrox_cfb32_putc,
putcs: matrox_cfb32_putcs,
revc: matrox_cfb32_revc,
clear_margins: matrox_cfbX_clear_margins,
fontwidthmask: ~1 /* FONTWIDTHS */
};
#endif
void initMatrox(WPMINFO struct display* p) {
struct display_switch *swtmp;
DBG("initMatrox")
if (ACCESS_FBINFO(currcon_display) != p)
return;
if (p->dispsw && p->conp)
fb_con.con_cursor(p->conp, CM_ERASE);
p->dispsw_data = NULL;
if ((p->var.accel_flags & FB_ACCELF_TEXT) != FB_ACCELF_TEXT) {
if (p->type == FB_TYPE_TEXT) {
swtmp = &matroxfb_text;
} else {
switch (p->var.bits_per_pixel) {
#ifdef FBCON_HAS_CFB4
case 4:
swtmp = &fbcon_cfb4;
break;
#endif
#ifdef FBCON_HAS_CFB8
case 8:
swtmp = &fbcon_cfb8;
break;
#endif
#ifdef FBCON_HAS_CFB16
case 16:
p->dispsw_data = &ACCESS_FBINFO(cmap.cfb16);
swtmp = &fbcon_cfb16;
break;
#endif
#ifdef FBCON_HAS_CFB24
case 24:
p->dispsw_data = &ACCESS_FBINFO(cmap.cfb24);
swtmp = &fbcon_cfb24;
break;
#endif
#ifdef FBCON_HAS_CFB32
case 32:
p->dispsw_data = &ACCESS_FBINFO(cmap.cfb32);
swtmp = &fbcon_cfb32;
break;
#endif
default:
p->dispsw = &fbcon_dummy;
return;
}
}
dprintk(KERN_INFO "matroxfb: acceleration disabled\n");
} else if (p->type == FB_TYPE_TEXT) {
swtmp = &matroxfb_text;
} else {
switch (p->var.bits_per_pixel) {
#ifdef FBCON_HAS_CFB4
case 4:
swtmp = &matroxfb_cfb4;
break;
#endif
#ifdef FBCON_HAS_CFB8
case 8:
swtmp = &matroxfb_cfb8;
break;
#endif
#ifdef FBCON_HAS_CFB16
case 16:
p->dispsw_data = &ACCESS_FBINFO(cmap.cfb16);
swtmp = &matroxfb_cfb16;
break;
#endif
#ifdef FBCON_HAS_CFB24
case 24:
p->dispsw_data = &ACCESS_FBINFO(cmap.cfb24);
swtmp = &matroxfb_cfb24;
break;
#endif
#ifdef FBCON_HAS_CFB32
case 32:
p->dispsw_data = &ACCESS_FBINFO(cmap.cfb32);
swtmp = &matroxfb_cfb32;
break;
#endif
default:
p->dispsw = &fbcon_dummy;
return;
}
}
memcpy(&ACCESS_FBINFO(dispsw), swtmp, sizeof(ACCESS_FBINFO(dispsw)));
p->dispsw = &ACCESS_FBINFO(dispsw);
if ((p->type != FB_TYPE_TEXT) && ACCESS_FBINFO(devflags.hwcursor)) {
ACCESS_FBINFO(hw_switch)->selhwcursor(PMINFO p);
}
}
void matrox_init_putc(WPMINFO struct display* p, void (*dac_createcursor)(WPMINFO struct display* p)) {
int i;
if (p && p->conp) {
if (p->type == FB_TYPE_TEXT) {
matrox_text_createcursor(PMINFO p);
matrox_text_loadfont(PMINFO p);
i = 0;
} else {
dac_createcursor(PMINFO p);
i = matroxfb_fastfont_tryset(PMINFO p);
}
} else
i = 0;
if (i) {
ACCESS_FBINFO(curr.putc) = matrox_cfbX_fastputc;
ACCESS_FBINFO(curr.putcs) = matrox_cfbX_fastputcs;
} else {
ACCESS_FBINFO(curr.putc) = matrox_cfbX_putc;
ACCESS_FBINFO(curr.putcs) = matrox_cfbX_putcs;
}
}
MODULE_LICENSE("GPL");
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