xserver/hw/kdrive/nvidia/nvidia.c
Keith Packard fe28039ff4 Prototype fixes (various) Add GCC warnings (including -Werror. clean up
your code) Other warning fixes (unused variables, etc) Get rid of
    unused extension interfaces (aux screen procs) Make lots of functions
    in kdrive static Eliminate unused code from os library
2003-10-29 16:26:49 +00:00

363 lines
9 KiB
C

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