matroxfb_accel.c
上传用户:jlfgdled
上传日期:2013-04-10
资源大小:33168k
文件大小:31k
源码类别:
Linux/Unix编程
开发平台:
Unix_Linux
- /*
- *
- * 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 disabledn");
- } 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");