xserver/hw/kdrive/mach64/mach64.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

435 lines
10 KiB
C

/*
* Copyright © 2001 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.
*/
/* $RCSId: xc/programs/Xserver/hw/kdrive/mach64/mach64.c,v 1.10 2002/10/14 18:01:41 keithp Exp $ */
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "mach64.h"
#include <sys/io.h>
static Bool
mach64CardInit (KdCardInfo *card)
{
Mach64CardInfo *mach64c;
mach64c = (Mach64CardInfo *) xalloc (sizeof (Mach64CardInfo));
if (!mach64c)
return FALSE;
(void) mach64MapReg (card, mach64c);
mach64c->lcdEnabled = FALSE;
if (!vesaInitialize (card, &mach64c->vesa))
{
xfree (mach64c);
return FALSE;
}
card->driver = mach64c;
return TRUE;
}
static Bool
mach64ScreenInit (KdScreenInfo *screen)
{
Mach64CardInfo *mach64c = screen->card->driver;
Mach64ScreenInfo *mach64s;
mach64s = (Mach64ScreenInfo *) xalloc (sizeof (Mach64ScreenInfo));
if (!mach64s)
return FALSE;
memset (mach64s, '\0', sizeof (Mach64ScreenInfo));
if (!vesaScreenInitialize (screen, &mach64s->vesa))
{
xfree (mach64s);
return FALSE;
}
if (!mach64c->reg)
screen->dumb = TRUE;
if (mach64s->vesa.mapping != VESA_LINEAR)
screen->dumb = TRUE;
switch (screen->fb[0].depth) {
case 8:
mach64s->colorKey = 0xff;
break;
case 15:
case 16:
mach64s->colorKey = 0x001e;
break;
case 24:
mach64s->colorKey = 0x0000fe;
break;
default:
mach64s->colorKey = 1;
break;
}
screen->driver = mach64s;
return TRUE;
}
static Bool
mach64InitScreen (ScreenPtr pScreen)
{
#ifdef XV
mach64InitVideo(pScreen);
#endif
return vesaInitScreen (pScreen);
}
#ifdef RANDR
static Bool
mach64RandRSetConfig (ScreenPtr pScreen,
Rotation rotation,
int rate,
RRScreenSizePtr pSize)
{
KdCheckSync (pScreen);
if (!vesaRandRSetConfig (pScreen, rotation, rate, pSize))
return FALSE;
return TRUE;
}
static void
mach64RandRInit (ScreenPtr pScreen)
{
rrScrPriv(pScreen);
pScrPriv->rrSetConfig = mach64RandRSetConfig;
}
#endif
static Bool
mach64FinishInitScreen (ScreenPtr pScreen)
{
Bool ret;
ret = vesaFinishInitScreen (pScreen);
#ifdef RANDR
mach64RandRInit (pScreen);
#endif
return ret;
}
static Bool
mach64CreateResources (ScreenPtr pScreen)
{
return vesaCreateResources (pScreen);
}
CARD32
mach64ReadLCD (Reg *reg, int id)
{
CARD32 LCD_INDEX;
LCD_INDEX = reg->LCD_INDEX & ~(0x3f);
reg->LCD_INDEX = (LCD_INDEX | id);
return reg->LCD_DATA;
}
void
mach64WriteLCD (Reg *reg, int id, CARD32 data)
{
CARD32 LCD_INDEX;
LCD_INDEX = reg->LCD_INDEX & ~(0x3f);
reg->LCD_INDEX = (LCD_INDEX | id);
reg->LCD_DATA = data;
}
void
mach64Preserve (KdCardInfo *card)
{
Mach64CardInfo *mach64c = card->driver;
Reg *reg = mach64c->reg;
vesaPreserve(card);
if (reg)
{
mach64c->save.LCD_GEN_CTRL = mach64ReadLCD (reg, 1);
}
}
Bool
mach64MapReg (KdCardInfo *card, Mach64CardInfo *mach64c)
{
mach64c->reg_base = (CARD8 *) KdMapDevice (MACH64_REG_BASE(card),
MACH64_REG_SIZE(card));
if (!mach64c->reg_base)
{
mach64c->reg = 0;
mach64c->media_reg = 0;
return FALSE;
}
KdSetMappedMode (MACH64_REG_BASE(card),
MACH64_REG_SIZE(card),
KD_MAPPED_MODE_REGISTERS);
mach64c->reg = (Reg *) (mach64c->reg_base + MACH64_REG_OFF(card));
mach64c->media_reg = (MediaReg *) (mach64c->reg_base + MACH64_MEDIA_REG_OFF(card));
return TRUE;
}
void
mach64UnmapReg (KdCardInfo *card, Mach64CardInfo *mach64c)
{
if (mach64c->reg_base)
{
KdResetMappedMode (MACH64_REG_BASE(card),
MACH64_REG_SIZE(card),
KD_MAPPED_MODE_REGISTERS);
KdUnmapDevice ((void *) mach64c->reg_base, MACH64_REG_SIZE(card));
mach64c->reg_base = 0;
mach64c->reg = 0;
mach64c->media_reg = 0;
}
}
void
mach64SetMMIO (KdCardInfo *card, Mach64CardInfo *mach64c)
{
if (!mach64c->reg_base)
mach64MapReg (card, mach64c);
if (mach64c->reg)
{
if (mach64c->reg->GUI_STAT == 0xffffffff)
FatalError ("Mach64 REG not visible\n");
}
}
void
mach64ResetMMIO (KdCardInfo *card, Mach64CardInfo *mach64c)
{
mach64UnmapReg (card, mach64c);
}
Bool
mach64Enable (ScreenPtr pScreen)
{
KdScreenPriv(pScreen);
Mach64CardInfo *mach64c = pScreenPriv->card->driver;
if (!vesaEnable (pScreen))
return FALSE;
mach64SetMMIO (pScreenPriv->card, mach64c);
mach64DPMS (pScreen, KD_DPMS_NORMAL);
#ifdef XV
KdXVEnable (pScreen);
#endif
return TRUE;
}
void
mach64Disable (ScreenPtr pScreen)
{
KdScreenPriv(pScreen);
Mach64CardInfo *mach64c = pScreenPriv->card->driver;
#ifdef XV
KdXVDisable (pScreen);
#endif
mach64ResetMMIO (pScreenPriv->card, mach64c);
vesaDisable (pScreen);
}
const CARD8 mach64DPMSModes[4] = {
0x80, /* KD_DPMS_NORMAL */
0x8c, /* KD_DPMS_STANDBY */
0x8c, /* KD_DPMS_STANDBY */
0x8c, /* KD_DPMS_STANDBY */
/* 0xb0, KD_DPMS_SUSPEND */
/* 0xbc, KD_DPMS_POWERDOWN */
};
#define PWR_MGT_ON (1 << 0)
#define PWR_MGT_MODE (3 << 1)
#define PWR_MGT_MODE_PIN (0 << 1)
#define PWR_MGT_MODE_REG (1 << 1)
#define PWR_MGT_MODE_TIMER (2 << 1)
#define PWR_MGR_MODE_PCI (3 << 1)
#define AUTO_PWRUP_EN (1 << 3)
#define ACTIVITY_PIN_ON (1 << 4)
#define STANDBY_POL (1 << 5)
#define SUSPEND_POL (1 << 6)
#define SELF_REFRESH (1 << 7)
#define ACTIVITY_PIN_EN (1 << 8)
#define KEYBD_SNOOP (1 << 9)
#define DONT_USE_F32KHZ (1 << 10)
#define TRISTATE_MEM_EN (1 << 11)
#define LCDENG_TEST_MODE (0xf << 12)
#define STANDBY_COUNT (0xf << 16)
#define SUSPEND_COUNT (0xf << 20)
#define BIASON (1 << 24)
#define BLON (1 << 25)
#define DIGON (1 << 26)
#define PM_D3_RST_ENB (1 << 27)
#define STANDBY_NOW (1 << 28)
#define SUSPEND_NOW (1 << 29)
#define PWR_MGT_STATUS (3 << 30)
#define PWR_MGT_STATUS_ON (0 << 30)
#define PWR_MGT_STATUS_STANDBY (1 << 30)
#define PWR_MGT_STATUS_SUSPEND (2 << 30)
#define PWR_MGT_STATUS_TRANSITION (3 << 30)
Bool
mach64DPMS (ScreenPtr pScreen, int mode)
{
KdScreenPriv(pScreen);
Mach64CardInfo *mach64c = pScreenPriv->card->driver;
int hsync_off = 0, vsync_off = 0, blank = 0;
CARD32 CRTC_GEN_CNTL;
CARD32 LCD_GEN_CTRL;
Reg *reg = mach64c->reg;
if (!reg)
return FALSE;
CRTC_GEN_CNTL = reg->CRTC_GEN_CNTL;
LCD_GEN_CTRL = mach64ReadLCD (reg, 1);
switch (mode) {
case KD_DPMS_NORMAL:
hsync_off = 0;
vsync_off = 0;
blank = 0;
break;
case KD_DPMS_STANDBY:
hsync_off = 1;
vsync_off = 0;
blank = 1;
break;
case KD_DPMS_SUSPEND:
hsync_off = 0;
vsync_off = 1;
blank = 1;
break;
case KD_DPMS_POWERDOWN:
hsync_off = 1;
vsync_off = 1;
blank = 1;
}
if (hsync_off)
CRTC_GEN_CNTL |= (1 << 2);
else
CRTC_GEN_CNTL &= ~(1 << 2);
if (vsync_off)
CRTC_GEN_CNTL |= (1 << 3);
else
CRTC_GEN_CNTL &= ~(1 << 3);
if (blank)
{
mach64c->lcdEnabled = (LCD_GEN_CTRL & (1 << 1)) != 0;
LCD_GEN_CTRL &= ~(1 << 1);
CRTC_GEN_CNTL |= (1 << 6);
}
else
{
if (!(LCD_GEN_CTRL & 3) || mach64c->lcdEnabled)
LCD_GEN_CTRL |= (1 << 1);
CRTC_GEN_CNTL &= ~(1 << 6);
}
KdCheckSync (pScreen);
mach64WriteLCD (reg, 1, LCD_GEN_CTRL);
reg->CRTC_GEN_CNTL = CRTC_GEN_CNTL;
return TRUE;
}
static void
mach64Restore (KdCardInfo *card)
{
Mach64CardInfo *mach64c = card->driver;
Reg *reg = mach64c->reg;
if (reg)
{
mach64WriteLCD (reg, 1, mach64c->save.LCD_GEN_CTRL);
}
mach64ResetMMIO (card, mach64c);
vesaRestore (card);
}
static void
mach64ScreenFini (KdScreenInfo *screen)
{
Mach64ScreenInfo *mach64s = (Mach64ScreenInfo *) screen->driver;
#ifdef XV
mach64FiniVideo(screen->pScreen);
#endif
vesaScreenFini (screen);
xfree (mach64s);
screen->driver = 0;
}
static void
mach64CardFini (KdCardInfo *card)
{
Mach64CardInfo *mach64c = card->driver;
mach64UnmapReg (card, mach64c);
vesaCardFini (card);
xfree (mach64c);
}
#define mach64CursorInit 0 /* initCursor */
#define mach64CursorEnable 0 /* enableCursor */
#define mach64CursorDisable 0 /* disableCursor */
#define mach64CursorFini 0 /* finiCursor */
#define mach64RecolorCursor 0 /* recolorCursor */
KdCardFuncs mach64Funcs = {
mach64CardInit, /* cardinit */
mach64ScreenInit, /* scrinit */
mach64InitScreen, /* initScreen */
mach64FinishInitScreen, /* finishInitScreen */
mach64CreateResources, /* createRes */
mach64Preserve, /* preserve */
mach64Enable, /* enable */
mach64DPMS, /* dpms */
mach64Disable, /* disable */
mach64Restore, /* restore */
mach64ScreenFini, /* scrfini */
mach64CardFini, /* cardfini */
mach64CursorInit, /* initCursor */
mach64CursorEnable, /* enableCursor */
mach64CursorDisable, /* disableCursor */
mach64CursorFini, /* finiCursor */
mach64RecolorCursor, /* recolorCursor */
mach64DrawInit, /* initAccel */
mach64DrawEnable, /* enableAccel */
mach64DrawSync, /* syncAccel */
mach64DrawDisable, /* disableAccel */
mach64DrawFini, /* finiAccel */
vesaGetColors, /* getColors */
vesaPutColors, /* putColors */
};