364 lines
9.0 KiB
C
364 lines
9.0 KiB
C
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/*
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* $Id: nvidia.c,v 1.1.1.1 2006/11/26 18:22:08 matthieu Exp $
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*
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* Copyright © 2003 Keith Packard
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of Keith Packard not be used in
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* advertising or publicity pertaining to distribution of the software without
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* specific, written prior permission. Keith Packard makes no
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* representations about the suitability of this software for any purpose. It
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* is provided "as is" without express or implied warranty.
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*
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* KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifdef HAVE_CONFIG_H
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#include <kdrive-config.h>
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#endif
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#include "nvidia.h"
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#include "kaa.h"
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#include <sys/io.h>
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static Bool
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nvidiaCardInit (KdCardInfo *card)
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{
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NvidiaCardInfo *nvidiac;
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nvidiac = (NvidiaCardInfo *) xalloc (sizeof (NvidiaCardInfo));
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if (!nvidiac)
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return FALSE;
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(void) nvidiaMapReg (card, nvidiac);
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if (!vesaInitialize (card, &nvidiac->vesa))
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{
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xfree (nvidiac);
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return FALSE;
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}
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card->driver = nvidiac;
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return TRUE;
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}
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static Bool
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nvidiaScreenInit (KdScreenInfo *screen)
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{
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NvidiaCardInfo *nvidiac = screen->card->driver;
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NvidiaScreenInfo *nvidias;
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int screen_size, memory;
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nvidias = (NvidiaScreenInfo *) xalloc (sizeof (NvidiaScreenInfo));
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if (!nvidias)
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return FALSE;
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memset (nvidias, '\0', sizeof (NvidiaScreenInfo));
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if (!vesaScreenInitialize (screen, &nvidias->vesa))
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{
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xfree (nvidias);
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return FALSE;
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}
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if (!nvidiac->reg_base)
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screen->dumb = TRUE;
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if (nvidias->vesa.mapping != VESA_LINEAR)
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screen->dumb = TRUE;
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nvidias->screen = nvidias->vesa.fb;
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memory = nvidias->vesa.fb_size;
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screen_size = screen->fb[0].byteStride * screen->height;
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if (nvidias->screen && memory >= screen_size + 2048)
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{
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memory -= 2048;
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nvidias->cursor_base = nvidias->screen + memory - 2048;
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}
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else
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nvidias->cursor_base = 0;
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screen->softCursor = TRUE; /* XXX for now */
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memory -= screen_size;
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if (memory > screen->fb[0].byteStride)
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{
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nvidias->off_screen = nvidias->screen + screen_size;
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nvidias->off_screen_size = memory;
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}
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else
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{
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nvidias->off_screen = 0;
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nvidias->off_screen_size = 0;
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}
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screen->driver = nvidias;
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return TRUE;
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}
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static Bool
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nvidiaInitScreen (ScreenPtr pScreen)
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{
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#if 0
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#ifdef XV
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KdScreenPriv(pScreen);
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NvidiaCardInfo *nvidiac = pScreenPriv->screen->card->driver;
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if (nvidiac->media_reg && nvidiac->reg)
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nvidiaInitVideo(pScreen);
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#endif
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#endif
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return vesaInitScreen (pScreen);
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}
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#ifdef RANDR
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static Bool
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nvidiaRandRSetConfig (ScreenPtr pScreen,
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Rotation rotation,
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int rate,
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RRScreenSizePtr pSize)
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{
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kaaWaitSync (pScreen);
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if (!vesaRandRSetConfig (pScreen, rotation, rate, pSize))
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return FALSE;
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return TRUE;
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}
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static void
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nvidiaRandRInit (ScreenPtr pScreen)
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{
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rrScrPriv(pScreen);
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pScrPriv->rrSetConfig = nvidiaRandRSetConfig;
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}
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#endif
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static Bool
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nvidiaFinishInitScreen (ScreenPtr pScreen)
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{
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Bool ret;
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ret = vesaFinishInitScreen (pScreen);
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#ifdef RANDR
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nvidiaRandRInit (pScreen);
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#endif
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return ret;
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}
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void
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nvidiaPreserve (KdCardInfo *card)
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{
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vesaPreserve(card);
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}
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void
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nvidiaOutb (NvidiaCardInfo *nvidiac, CARD16 port, CARD8 val)
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{
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asm volatile ("outb %b0,%w1" : : "a" (val), "d" (port));
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}
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CARD8
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nvidiaInb (NvidiaCardInfo *nvidiac, CARD16 port)
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{
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CARD8 v;
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asm volatile ("inb %w1,%b0" : "=a" (v) : "d" (port));
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return v;
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}
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CARD8
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nvidiaGetIndex (NvidiaCardInfo *nvidiac, CARD16 addr, CARD16 data, CARD8 id)
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{
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CARD8 ret;
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DBGOUT ("nvidiaGetIndex(0x%x,0x%x)\n", addr, id);
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nvidiaOutb (nvidiac, addr, id);
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ret = nvidiaInb (nvidiac, data);
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DBGOUT (" -> 0x%x\n", ret);
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return ret;
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}
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void
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nvidiaSetIndex (NvidiaCardInfo *nvidiac, CARD16 addr, CARD16 data, CARD8 id, CARD8 val)
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{
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DBGOUT ("nvidiaSetIndex(0x%x,0x%x) = 0x%x\n", addr, id, val);
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nvidiaOutb (nvidiac, addr, id);
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nvidiaOutb (nvidiac, data, val);
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}
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static void vgaLockUnlock (NvidiaCardInfo *nvidiac, Bool lock)
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{
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CARD8 cr11;
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ENTER ();
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cr11 = nvidiaGetIndex (nvidiac, 0x3d4, 0x3d5, 0x11);
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if (lock) cr11 |= 0x80;
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else cr11 &= ~0x80;
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nvidiaSetIndex (nvidiac, 0x3d4, 0x3d5, 0x11, cr11);
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LEAVE ();
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}
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static void nvidiaLockUnlock (NvidiaCardInfo *nvidiac, Bool lock)
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{
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if (NVIDIA_IS_3(nvidiac))
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nvidiaSetIndex (nvidiac, 0x3c4, 0x3c5, 0x06, lock ? 0x99 : 0x57);
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else
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nvidiaSetIndex (nvidiac, 0x3c4, 0x3c5, 0x1f, lock ? 0x99 : 0x57);
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vgaLockUnlock(nvidiac, lock);
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}
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Bool
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nvidiaMapReg (KdCardInfo *card, NvidiaCardInfo *nvidiac)
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{
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nvidiac->reg_base = (CARD8 *) KdMapDevice (NVIDIA_REG_BASE(card),
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NVIDIA_REG_SIZE(card));
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if (!nvidiac->reg_base)
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{
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nvidiac->mmio = 0;
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nvidiac->rop = 0;
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nvidiac->blt = 0;
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nvidiac->rect = 0;
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return FALSE;
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}
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nvidiac->mmio = (CARD8 *) (nvidiac->reg_base + NVIDIA_MMIO_OFF(card));
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nvidiac->rop = (NvidiaRop *) (nvidiac->reg_base + NVIDIA_ROP_OFF(card));
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nvidiac->rect = (NvidiaRectangle *) (nvidiac->reg_base + NVIDIA_RECTANGLE_OFF(card));
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nvidiac->blt = (NvidiaScreenBlt *) (nvidiac->reg_base + NVIDIA_BLT_OFF(card));
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nvidiac->busy = (NvidiaBusy *) (nvidiac->reg_base + NVIDIA_BUSY_OFF(card));
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KdSetMappedMode (NVIDIA_REG_BASE(card),
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NVIDIA_REG_SIZE(card),
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KD_MAPPED_MODE_REGISTERS);
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return TRUE;
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}
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void
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nvidiaUnmapReg (KdCardInfo *card, NvidiaCardInfo *nvidiac)
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{
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if (nvidiac->reg_base)
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{
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KdResetMappedMode (NVIDIA_REG_BASE(card),
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NVIDIA_REG_SIZE(card),
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KD_MAPPED_MODE_REGISTERS);
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KdUnmapDevice ((void *) nvidiac->reg_base, NVIDIA_REG_SIZE(card));
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nvidiac->reg_base = 0;
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nvidiac->rop = 0;
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nvidiac->blt = 0;
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nvidiac->rect = 0;
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}
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}
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void
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nvidiaSetMMIO (KdCardInfo *card, NvidiaCardInfo *nvidiac)
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{
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if (!nvidiac->reg_base)
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nvidiaMapReg (card, nvidiac);
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nvidiaLockUnlock (nvidiac, FALSE);
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nvidiac->fifo_free = 0;
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nvidiac->fifo_size = nvidiac->rop->FifoFree.FifoFree;
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}
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void
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nvidiaResetMMIO (KdCardInfo *card, NvidiaCardInfo *nvidiac)
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{
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nvidiaUnmapReg (card, nvidiac);
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nvidiaLockUnlock (nvidiac, TRUE);
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}
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Bool
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nvidiaEnable (ScreenPtr pScreen)
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{
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KdScreenPriv(pScreen);
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NvidiaCardInfo *nvidiac = pScreenPriv->card->driver;
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if (!vesaEnable (pScreen))
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return FALSE;
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nvidiaSetMMIO (pScreenPriv->card, nvidiac);
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#ifdef XV
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KdXVEnable (pScreen);
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#endif
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return TRUE;
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}
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void
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nvidiaDisable (ScreenPtr pScreen)
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{
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KdScreenPriv(pScreen);
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NvidiaCardInfo *nvidiac = pScreenPriv->card->driver;
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#ifdef XV
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KdXVDisable (pScreen);
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#endif
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nvidiaResetMMIO (pScreenPriv->card, nvidiac);
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vesaDisable (pScreen);
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}
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static Bool
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nvidiaDPMS (ScreenPtr pScreen, int mode)
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{
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return vesaDPMS (pScreen, mode);
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}
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static void
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nvidiaRestore (KdCardInfo *card)
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{
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NvidiaCardInfo *nvidiac = card->driver;
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nvidiaResetMMIO (card, nvidiac);
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vesaRestore (card);
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}
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static void
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nvidiaScreenFini (KdScreenInfo *screen)
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{
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NvidiaScreenInfo *nvidias = (NvidiaScreenInfo *) screen->driver;
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vesaScreenFini (screen);
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xfree (nvidias);
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screen->driver = 0;
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}
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static void
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nvidiaCardFini (KdCardInfo *card)
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{
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NvidiaCardInfo *nvidiac = card->driver;
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nvidiaUnmapReg (card, nvidiac);
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vesaCardFini (card);
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}
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#define nvidiaCursorInit 0 /* initCursor */
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#define nvidiaCursorEnable 0 /* enableCursor */
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#define nvidiaCursorDisable 0 /* disableCursor */
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#define nvidiaCursorFini 0 /* finiCursor */
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#define nvidiaRecolorCursor 0 /* recolorCursor */
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KdCardFuncs nvidiaFuncs = {
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nvidiaCardInit, /* cardinit */
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nvidiaScreenInit, /* scrinit */
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nvidiaInitScreen, /* initScreen */
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nvidiaFinishInitScreen, /* finishInitScreen */
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vesaCreateResources, /* createRes */
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nvidiaPreserve, /* preserve */
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nvidiaEnable, /* enable */
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nvidiaDPMS, /* dpms */
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nvidiaDisable, /* disable */
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nvidiaRestore, /* restore */
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nvidiaScreenFini, /* scrfini */
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nvidiaCardFini, /* cardfini */
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nvidiaCursorInit, /* initCursor */
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nvidiaCursorEnable, /* enableCursor */
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nvidiaCursorDisable, /* disableCursor */
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nvidiaCursorFini, /* finiCursor */
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nvidiaRecolorCursor, /* recolorCursor */
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nvidiaDrawInit, /* initAccel */
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nvidiaDrawEnable, /* enableAccel */
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nvidiaDrawDisable, /* disableAccel */
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nvidiaDrawFini, /* finiAccel */
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vesaGetColors, /* getColors */
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vesaPutColors, /* putColors */
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};
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