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path: root/drivers/video/matrox/matroxfb_accel.c
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Diffstat (limited to 'drivers/video/matrox/matroxfb_accel.c')
-rw-r--r--drivers/video/matrox/matroxfb_accel.c490
1 files changed, 0 insertions, 490 deletions
diff --git a/drivers/video/matrox/matroxfb_accel.c b/drivers/video/matrox/matroxfb_accel.c
deleted file mode 100644
index 9c3aeee1cc4..00000000000
--- a/drivers/video/matrox/matroxfb_accel.c
+++ /dev/null
@@ -1,490 +0,0 @@
-/*
- *
- * Hardware accelerated Matrox Millennium I, II, Mystique, G100, G200 and G400
- *
- * (c) 1998-2002 Petr Vandrovec <vandrove@vc.cvut.cz>
- *
- * Version: 1.65 2002/08/14
- *
- * 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 writing 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))
-
-static inline void matrox_cfb4_pal(u_int32_t* pal) {
- unsigned int i;
-
- for (i = 0; i < 16; i++) {
- pal[i] = i * 0x11111111U;
- }
-}
-
-static inline void matrox_cfb8_pal(u_int32_t* pal) {
- unsigned int i;
-
- for (i = 0; i < 16; i++) {
- pal[i] = i * 0x01010101U;
- }
-}
-
-static void matroxfb_copyarea(struct fb_info* info, const struct fb_copyarea* area);
-static void matroxfb_fillrect(struct fb_info* info, const struct fb_fillrect* rect);
-static void matroxfb_imageblit(struct fb_info* info, const struct fb_image* image);
-static void matroxfb_cfb4_fillrect(struct fb_info* info, const struct fb_fillrect* rect);
-static void matroxfb_cfb4_copyarea(struct fb_info* info, const struct fb_copyarea* area);
-
-void matrox_cfbX_init(WPMINFO2) {
- u_int32_t maccess;
- u_int32_t mpitch;
- u_int32_t mopmode;
- int accel;
-
- DBG(__func__)
-
- mpitch = ACCESS_FBINFO(fbcon).var.xres_virtual;
-
- ACCESS_FBINFO(fbops).fb_copyarea = cfb_copyarea;
- ACCESS_FBINFO(fbops).fb_fillrect = cfb_fillrect;
- ACCESS_FBINFO(fbops).fb_imageblit = cfb_imageblit;
- ACCESS_FBINFO(fbops).fb_cursor = NULL;
-
- accel = (ACCESS_FBINFO(fbcon).var.accel_flags & FB_ACCELF_TEXT) == FB_ACCELF_TEXT;
-
- switch (ACCESS_FBINFO(fbcon).var.bits_per_pixel) {
- case 4: maccess = 0x00000000; /* accelerate as 8bpp video */
- mpitch = (mpitch >> 1) | 0x8000; /* disable linearization */
- mopmode = M_OPMODE_4BPP;
- matrox_cfb4_pal(ACCESS_FBINFO(cmap));
- if (accel && !(mpitch & 1)) {
- ACCESS_FBINFO(fbops).fb_copyarea = matroxfb_cfb4_copyarea;
- ACCESS_FBINFO(fbops).fb_fillrect = matroxfb_cfb4_fillrect;
- }
- break;
- case 8: maccess = 0x00000000;
- mopmode = M_OPMODE_8BPP;
- matrox_cfb8_pal(ACCESS_FBINFO(cmap));
- if (accel) {
- ACCESS_FBINFO(fbops).fb_copyarea = matroxfb_copyarea;
- ACCESS_FBINFO(fbops).fb_fillrect = matroxfb_fillrect;
- ACCESS_FBINFO(fbops).fb_imageblit = matroxfb_imageblit;
- }
- break;
- case 16: if (ACCESS_FBINFO(fbcon).var.green.length == 5)
- maccess = 0xC0000001;
- else
- maccess = 0x40000001;
- mopmode = M_OPMODE_16BPP;
- if (accel) {
- ACCESS_FBINFO(fbops).fb_copyarea = matroxfb_copyarea;
- ACCESS_FBINFO(fbops).fb_fillrect = matroxfb_fillrect;
- ACCESS_FBINFO(fbops).fb_imageblit = matroxfb_imageblit;
- }
- break;
- case 24: maccess = 0x00000003;
- mopmode = M_OPMODE_24BPP;
- if (accel) {
- ACCESS_FBINFO(fbops).fb_copyarea = matroxfb_copyarea;
- ACCESS_FBINFO(fbops).fb_fillrect = matroxfb_fillrect;
- ACCESS_FBINFO(fbops).fb_imageblit = matroxfb_imageblit;
- }
- break;
- case 32: maccess = 0x00000002;
- mopmode = M_OPMODE_32BPP;
- if (accel) {
- ACCESS_FBINFO(fbops).fb_copyarea = matroxfb_copyarea;
- ACCESS_FBINFO(fbops).fb_fillrect = matroxfb_fillrect;
- ACCESS_FBINFO(fbops).fb_imageblit = matroxfb_imageblit;
- }
- 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;
-}
-
-EXPORT_SYMBOL(matrox_cfbX_init);
-
-static void matrox_accel_bmove(WPMINFO int vxres, int sy, int sx, int dy, int dx, int height, int width) {
- int start, end;
- CRITFLAGS
-
- DBG(__func__)
-
- CRITBEGIN
-
- 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, vxres);
- width--;
- start = sy*vxres+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, -vxres);
- width--;
- end = (sy+height-1)*vxres+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
-}
-
-static void matrox_accel_bmove_lin(WPMINFO int vxres, int sy, int sx, int dy, int dx, int height, int width) {
- int start, end;
- CRITFLAGS
-
- DBG(__func__)
-
- CRITBEGIN
-
- 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, vxres);
- width--;
- start = sy*vxres+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, -vxres);
- width--;
- end = (sy+height-1)*vxres+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*vxres >> 5);
- mga_outl(M_LEN | M_EXEC, height);
- WaitTillIdle();
-
- CRITEND
-}
-
-static void matroxfb_cfb4_copyarea(struct fb_info* info, const struct fb_copyarea* area) {
- MINFO_FROM_INFO(info);
-
- if ((area->sx | area->dx | area->width) & 1)
- cfb_copyarea(info, area);
- else
- matrox_accel_bmove_lin(PMINFO ACCESS_FBINFO(fbcon.var.xres_virtual) >> 1, area->sy, area->sx >> 1, area->dy, area->dx >> 1, area->height, area->width >> 1);
-}
-
-static void matroxfb_copyarea(struct fb_info* info, const struct fb_copyarea* area) {
- MINFO_FROM_INFO(info);
-
- matrox_accel_bmove(PMINFO ACCESS_FBINFO(fbcon.var.xres_virtual), area->sy, area->sx, area->dy, area->dx, area->height, area->width);
-}
-
-static void matroxfb_accel_clear(WPMINFO u_int32_t color, int sy, int sx, int height,
- int width) {
- CRITFLAGS
-
- DBG(__func__)
-
- 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 matroxfb_fillrect(struct fb_info* info, const struct fb_fillrect* rect) {
- MINFO_FROM_INFO(info);
-
- switch (rect->rop) {
- case ROP_COPY:
- matroxfb_accel_clear(PMINFO ((u_int32_t*)info->pseudo_palette)[rect->color], rect->dy, rect->dx, rect->height, rect->width);
- break;
- }
-}
-
-static void matroxfb_cfb4_clear(WPMINFO u_int32_t bgx, int sy, int sx, int height, int width) {
- int whattodo;
- CRITFLAGS
-
- DBG(__func__)
-
- CRITBEGIN
-
- whattodo = 0;
- 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 * ACCESS_FBINFO(fbcon).var.xres_virtual >> 6);
- mga_outl(M_LEN | M_EXEC, height);
- WaitTillIdle();
- }
- if (whattodo) {
- u_int32_t step = ACCESS_FBINFO(fbcon).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
-}
-
-static void matroxfb_cfb4_fillrect(struct fb_info* info, const struct fb_fillrect* rect) {
- MINFO_FROM_INFO(info);
-
- switch (rect->rop) {
- case ROP_COPY:
- matroxfb_cfb4_clear(PMINFO ((u_int32_t*)info->pseudo_palette)[rect->color], rect->dy, rect->dx, rect->height, rect->width);
- break;
- }
-}
-
-static void matroxfb_1bpp_imageblit(WPMINFO u_int32_t fgx, u_int32_t bgx,
- const u_int8_t* chardata, int width, int height, 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
-
- DBG_HEAVY(__func__);
-
- step = (width + 7) >> 3;
- charcell = height * step;
- xlen = (charcell + 3) & ~3;
- ydstlen = (yy << 16) | height;
- if (width == step << 3) {
- ar0 = height * width - 1;
- easy = 1;
- } else {
- ar0 = width - 1;
- easy = 0;
- }
-
- CRITBEGIN
-
- mga_fifo(3);
- 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 + width - 1) << 16) | xx;
- mmio = ACCESS_FBINFO(mmio.vbase);
-
- 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, chardata, xlen);
- } else {
- mga_writel(mmio, M_AR5, 0);
- mga_writel(mmio, M_YDSTLEN | M_EXEC, ydstlen);
- if ((step & 3) == 0) {
- /* Great. Source has 32bit aligned lines, so we can feed them
- directly to the accelerator. */
- mga_memcpy_toio(mmio, chardata, charcell);
- } else if (step == 1) {
- /* Special case for 1..8bit widths */
- while (height--) {
-#if defined(__BIG_ENDIAN)
- fb_writel((*chardata) << 24, mmio.vaddr);
-#else
- fb_writel(*chardata, mmio.vaddr);
-#endif
- chardata++;
- }
- } else if (step == 2) {
- /* Special case for 9..15bit widths */
- while (height--) {
-#if defined(__BIG_ENDIAN)
- fb_writel((*(u_int16_t*)chardata) << 16, mmio.vaddr);
-#else
- fb_writel(*(u_int16_t*)chardata, mmio.vaddr);
-#endif
- chardata += 2;
- }
- } else {
- /* Tell... well, why bother... */
- while (height--) {
- size_t i;
-
- for (i = 0; i < step; i += 4) {
- /* Hope that there are at least three readable bytes beyond the end of bitmap */
- fb_writel(get_unaligned((u_int32_t*)(chardata + i)),mmio.vaddr);
- }
- chardata += step;
- }
- }
- }
- WaitTillIdle();
- CRITEND
-}
-
-
-static void matroxfb_imageblit(struct fb_info* info, const struct fb_image* image) {
- MINFO_FROM_INFO(info);
-
- DBG_HEAVY(__func__);
-
- if (image->depth == 1) {
- u_int32_t fgx, bgx;
-
- fgx = ((u_int32_t*)info->pseudo_palette)[image->fg_color];
- bgx = ((u_int32_t*)info->pseudo_palette)[image->bg_color];
- matroxfb_1bpp_imageblit(PMINFO fgx, bgx, image->data, image->width, image->height, image->dy, image->dx);
- } else {
- /* Danger! image->depth is useless: logo painting code always
- passes framebuffer color depth here, although logo data are
- always 8bpp and info->pseudo_palette is changed to contain
- logo palette to be used (but only for true/direct-color... sic...).
- So do it completely in software... */
- cfb_imageblit(info, image);
- }
-}
-
-MODULE_LICENSE("GPL");
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-09 17:01:46 +0000