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/* (c) Itai Nahshon */
/* #define DEBUG */
/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/cirrus/alp_xaam.c,v 1.8 2002/07/10 02:36:50 tsi Exp $ */
#include "xf86.h"
#include "xf86_OSproc.h"
#include "xf86_ansic.h"
#include "compiler.h"
#include "xf86Pci.h"
#include "xf86PciInfo.h"
#include "vgaHW.h"
#include "cir.h"
#define _ALP_PRIVATE_
#include "alp.h"
#ifdef DEBUG
#define minb(p) \
(ErrorF("minb(%X)\n", p),\
MMIO_IN8(pCir->chip.alp->BLTBase, (p)))
#define moutb(p,v) \
(ErrorF("moutb(%X, %X)\n", p,v),\
MMIO_OUT8(pCir->chip.alp->BLTBase, (p),(v)))
#define vga_minb(p) \
(ErrorF("minb(%X)\n", p),\
MMIO_IN8(hwp->MMIOBase, (hwp->MMIOOffset + (p))))
#define vga_moutb(p,v) \
{ ErrorF("moutb(%X, %X)\n", p,v);\
MMIO_OUT8(hwp->MMIOBase, (hwp->MMIOOffset + (p)),(v));}
#define minl(p) \
(ErrorF("minl(%X)\n", p),\
MMIO_IN32(pCir->chip.alp->BLTBase, (p)))
#define moutl(p,v) \
(ErrorF("moutl(%X, %X)\n", p,v),\
MMIO_OUT32(pCir->chip.alp->BLTBase, (p),(v)))
#else
#define minb(p) MMIO_IN8(pCir->chip.alp->BLTBase, (p))
#define moutb(p,v) MMIO_OUT8(pCir->chip.alp->BLTBase, (p),(v))
#define vga_minb(p) MMIO_IN8(hwp->MMIIOBase, (hwp->MMIOOffset + (p)))
#define vga_moutb(p,v) MMIO_OUT8(hwp->MMIOBase, (hwp->MMIOOffset + (p)),(v))
#define minl(p) MMIO_IN32(pCir->chip.alp->BLTBase, (p))
#define moutl(p,v) MMIO_OUT32(pCir->chip.alp->BLTBase, (p),(v))
#endif
static const CARD8 translated_rop[] =
{
/* GXclear */ 0x00U,
/* GXand */ 0x05U,
/* GXandreverse */ 0x09U,
/* GXcopy */ 0x0DU,
/* GXandinversted */ 0x50U,
/* GXnoop */ 0x06U,
/* GXxor */ 0x59U,
/* GXor */ 0x6DU,
/* GXnor */ 0x90U,
/* GXequiv */ 0x95U,
/* GXinvert */ 0x0BU,
/* GXorReverse */ 0xADU,
/* GXcopyInverted */ 0xD0U,
/* GXorInverted */ 0xD6U,
/* GXnand */ 0xDAU,
/* GXset */ 0x0EU
};
#define WAIT while(minl(0x40) & pCir->chip.alp->waitMsk){};
#define WAIT_1 while((minl(0x40)) & 0x1){};
static void AlpSync(ScrnInfoPtr pScrn)
{
CirPtr pCir = CIRPTR(pScrn);
#ifdef ALP_DEBUG
ErrorF("AlpSync mm\n");
#endif
WAIT_1;
return;
}
static void
AlpSetupForScreenToScreenCopy(ScrnInfoPtr pScrn, int xdir, int ydir, int rop,
unsigned int planemask, int trans_color)
{
CirPtr pCir = CIRPTR(pScrn);
int pitch = pCir->pitch;
WAIT;
pCir->chip.alp->transRop = translated_rop[rop] << 16;
#ifdef ALP_DEBUG
ErrorF("AlpSetupForScreenToScreenCopy xdir=%d ydir=%d rop=%x planemask=%x trans_color=%x\n",
xdir, ydir, rop, planemask, trans_color);
#endif
moutl(0x0C, (pitch << 16) | pitch);
}
static void
AlpSubsequentScreenToScreenCopy(ScrnInfoPtr pScrn, int x1, int y1, int x2,
int y2, int w, int h)
{
CirPtr pCir = CIRPTR(pScrn);
int source, dest;
int hh, ww;
int decrement = 0;
int pitch = pCir->pitch;
ww = ((w * pScrn->bitsPerPixel / 8) - 1) & 0x1fff;
hh = (h - 1) & 0x1fff;
dest = y2 * pitch + x2 * pScrn->bitsPerPixel / 8;
source = y1 * pitch + x1 * pScrn->bitsPerPixel / 8;
if (dest > source) {
decrement = 1;
dest += hh * pitch + ww;
source += hh * pitch + ww;
}
WAIT;
/* Width / Height */
moutl(0x08, (hh << 16) | ww);
/* source */
moutl(0x14, source & 0x3fffff);
moutl(0x18, pCir->chip.alp->transRop | decrement);
/* dest */
write_mem_barrier();
moutl(0x10, dest & 0x3fffff);
#ifdef ALP_DEBUG
ErrorF("AlpSubsequentScreenToScreenCopy x1=%d y1=%d x2=%d y2=%d w=%d h=%d\n",
x1, y1, x2, y2, w, h);
ErrorF("AlpSubsequentScreenToScreenCopy s=%d d=%d ww=%d hh=%d\n",
source, dest, ww, hh);
#endif
if (!pCir->chip.alp->autoStart) {
CARD32 val = minl(0x40);
moutl(0x40,val | 0x02);
}
write_mem_barrier();
}
static void
AlpSetupForSolidFill(ScrnInfoPtr pScrn, int color, int rop,
unsigned int planemask)
{
CirPtr pCir = CIRPTR(pScrn);
int pitch = pCir->pitch;
WAIT;
#ifdef ALP_DEBUG
ErrorF("AlpSetupForSolidFill color=%x rop=%x planemask=%x\n",
color, rop, planemask);
#endif
moutl(0x04, color & 0xffffff);
/* Set dest pitch */
moutl(0x0C, pitch & 0x1fff);
moutl(0x18, (((pScrn->bitsPerPixel - 8) << 1))
| translated_rop[rop] << 16
| 0x040000C0);
}
static void
AlpSubsequentSolidFillRect(ScrnInfoPtr pScrn, int x, int y, int w, int h)
{
int dest;
int hh, ww;
CirPtr pCir = CIRPTR(pScrn);
int pitch = pCir->pitch;
ww = ((w * pScrn->bitsPerPixel / 8) - 1) & 0x1fff;
hh = (h - 1) & 0x7ff;
dest = y * pitch + x * pScrn->bitsPerPixel / 8;
WAIT;
/* Width / Height */
write_mem_barrier();
moutl(0x08, (hh << 16) | ww);
#ifdef ALP_DEBUG
ErrorF("AlpSubsequentSolidFillRect x=%d y=%d w=%d h=%d\n",
x, y, w, h);
#endif
/* dest */
moutl(0x10, (dest & 0x3fffff));
if (!pCir->chip.alp->autoStart) {
CARD32 val = minl(0x40);
moutl(0x40, val | 0x02);
}
write_mem_barrier();
}
static void
AlpAccelEngineInit(ScrnInfoPtr pScrn)
{
vgaHWPtr hwp = VGAHWPTR(pScrn);
CirPtr pCir = CIRPTR(pScrn);
if (pCir->Chipset != PCI_CHIP_GD7548) {
vga_moutb(0x3CE, 0x0E); /* enable writes to gr33 */
vga_moutb(0x3CF, 0x20); /* enable writes to gr33 */
}
if (pCir->properties & ACCEL_AUTOSTART) {
moutl(0x40, 0x80); /* enable autostart */
pCir->chip.alp->waitMsk = 0x10;
pCir->chip.alp->autoStart = TRUE;
} else {
pCir->chip.alp->waitMsk = 0x1;
pCir->chip.alp->autoStart = FALSE;
}
}
Bool
AlpXAAInitMMIO(ScreenPtr pScreen)
{
ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
CirPtr pCir = CIRPTR(pScrn);
XAAInfoRecPtr XAAPtr;
pCir->InitAccel = AlpAccelEngineInit;
#ifdef ALP_DEBUG
ErrorF("AlpXAAInitMM\n");
#endif
XAAPtr = XAACreateInfoRec();
if (!XAAPtr) return FALSE;
XAAPtr->Flags |= LINEAR_FRAMEBUFFER;
XAAPtr->Sync = AlpSync;
XAAPtr->SetupForScreenToScreenCopy = AlpSetupForScreenToScreenCopy;
XAAPtr->SubsequentScreenToScreenCopy = AlpSubsequentScreenToScreenCopy;
XAAPtr->ScreenToScreenCopyFlags =
(NO_TRANSPARENCY | NO_PLANEMASK);
XAAPtr->SetupForSolidFill = AlpSetupForSolidFill;
XAAPtr->SubsequentSolidFillRect = AlpSubsequentSolidFillRect;
XAAPtr->SubsequentSolidFillTrap = NULL;
XAAPtr->SolidFillFlags = NO_PLANEMASK;
switch (pCir->Chipset) {
case PCI_CHIP_GD5480:
case PCI_CHIP_GD5446:
pCir->chip.alp->BLTBase = pCir->IOBase + 0x100;
break;
default:
pCir->chip.alp->BLTBase = pCir->IOBase;
break;
}
AlpAccelEngineInit(pScrn);
pCir->AccelInfoRec = XAAPtr;
if (!XAAInit(pScreen, XAAPtr))
return FALSE;
return TRUE;
}
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