Module Name: xsrc
Committed By: jdc
Date: Sun Nov 5 17:01:05 UTC 2023
Modified Files:
xsrc/external/mit/xf86-video-pnozz/dist/src: pnozz_exa.c
Log Message:
Revert r1.4.
The changes are minimal and they cause redraw problems (as reported by
Maxim Devaev on port-sparc).
To generate a diff of this commit:
cvs rdiff -u -r1.4 -r1.5 \
xsrc/external/mit/xf86-video-pnozz/dist/src/pnozz_exa.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: xsrc/external/mit/xf86-video-pnozz/dist/src/pnozz_exa.c
diff -u xsrc/external/mit/xf86-video-pnozz/dist/src/pnozz_exa.c:1.4 xsrc/external/mit/xf86-video-pnozz/dist/src/pnozz_exa.c:1.5
--- xsrc/external/mit/xf86-video-pnozz/dist/src/pnozz_exa.c:1.4 Wed Jun 9 07:25:57 2021
+++ xsrc/external/mit/xf86-video-pnozz/dist/src/pnozz_exa.c Sun Nov 5 17:01:05 2023
@@ -1,6 +1,7 @@
/*
* SBus Weitek P9100 EXA support
- *
+ */
+/*-
* Copyright (c) 2021 The NetBSD Foundation, Inc.
* All rights reserved.
*
@@ -78,9 +79,11 @@ static CARD32 PnozzDrawROP[] = {
#define waitReady(pPnozz) while((pnozz_read_4(pPnozz, ENGINE_STATUS) & \
(ENGINE_BUSY | BLITTER_BUSY)) !=0 )
-/* From pnozz_accel.c */
+void PnozzInitEngine(PnozzPtr);
void pnozz_write_colour(PnozzPtr pPnozz, int reg, CARD32 colour);
+extern CARD32 MaxClip, junk;
+
static void
PnozzWaitMarker(ScreenPtr pScreen, int Marker)
{
@@ -107,10 +110,8 @@ PnozzPrepareCopy
waitReady(pPnozz);
pnozz_write_4(pPnozz, RASTER_OP, (PnozzCopyROP[alu] & 0xff));
pnozz_write_4(pPnozz, PLANE_MASK, planemask);
- pPnozz->srcoff = exaGetPixmapOffset(pSrcPixmap);
+ pPnozz->srcoff = exaGetPixmapOffset(pSrcPixmap) / pPnozz->width;
- if (exaGetPixmapPitch(pSrcPixmap) != exaGetPixmapPitch(pDstPixmap))
- return FALSE;
return TRUE;
}
@@ -129,25 +130,24 @@ PnozzCopy
ScrnInfoPtr pScrn = xf86Screens[pDstPixmap->drawable.pScreen->myNum];
PnozzPtr pPnozz = GET_PNOZZ_FROM_SCRN(pScrn);
CARD32 src, dst, srcw, dstw;
- int soff = pPnozz->srcoff / exaGetPixmapPitch(pDstPixmap);
- int doff = exaGetPixmapOffset(pDstPixmap) / exaGetPixmapPitch(pDstPixmap);
+ int doff = exaGetPixmapOffset(pDstPixmap) / pPnozz->width;
src = (((xSrc << pPnozz->depthshift) & 0x1fff) << 16) |
- ((ySrc + soff) & 0x1fff);
+ ((ySrc + pPnozz->srcoff) & 0x1fff);
dst = (((xDst << pPnozz->depthshift) & 0x1fff) << 16) |
((yDst + doff) & 0x1fff);
- srcw = ((((xSrc + w) << pPnozz->depthshift) - 1) << 16) |
- ((ySrc + soff + h) & 0x1fff);
+ srcw = ((((xSrc + w) << pPnozz->depthshift) - 1) << 16) |
+ ((ySrc + pPnozz->srcoff + h - 1) & 0x1fff);
dstw = ((((xDst + w) << pPnozz->depthshift) - 1) << 16) |
- ((yDst + doff + h) & 0x1fff);
+ ((yDst + doff + h - 1) & 0x1fff);
waitReady(pPnozz);
+
pnozz_write_4(pPnozz, ABS_XY0, src);
pnozz_write_4(pPnozz, ABS_XY1, srcw);
pnozz_write_4(pPnozz, ABS_XY2, dst);
pnozz_write_4(pPnozz, ABS_XY3, dstw);
- pnozz_read_4(pPnozz, COMMAND_BLIT);
-
+ junk = pnozz_read_4(pPnozz, COMMAND_BLIT);
exaMarkSync(pDstPixmap->drawable.pScreen);
}
@@ -172,8 +172,7 @@ PnozzPrepareSolid(
waitReady(pPnozz);
pnozz_write_colour(pPnozz, FOREGROUND_COLOR, fg);
- pnozz_write_colour(pPnozz, BACKGROUND_COLOR, fg);
- pnozz_write_4(pPnozz, RASTER_OP, ROP_PAT);
+ pnozz_write_4(pPnozz, RASTER_OP, PnozzDrawROP[alu] & 0xff);
pnozz_write_4(pPnozz, PLANE_MASK, planemask);
pnozz_write_4(pPnozz, COORD_INDEX, 0);
@@ -190,18 +189,15 @@ PnozzSolid(
{
ScrnInfoPtr pScrn = xf86Screens[pPixmap->drawable.pScreen->myNum];
PnozzPtr pPnozz = GET_PNOZZ_FROM_SCRN(pScrn);
- int doff = exaGetPixmapOffset(pPixmap);
+ int w = x2 - x - 1;
+ int h = y2 - y - 1;
waitReady(pPnozz);
- pnozz_write_4(pPnozz, ABS_XY0, (((x + doff) & 0x1fff) << 16) |
- (y & 0x1fff));
- pnozz_write_4(pPnozz, ABS_XY1, (((x + doff) & 0x1fff) << 16) |
- (y2 & 0x1fff));
- pnozz_write_4(pPnozz, ABS_XY2, (((x2 + doff) & 0x1fff) << 16) |
- (y2 & 0x1fff));
- pnozz_write_4(pPnozz, ABS_XY3, (((x2 + doff) & 0x1fff) << 16) |
- (y & 0x1fff));
- pnozz_read_4(pPnozz, COMMAND_QUAD);
+ pnozz_write_4(pPnozz, RECT_RTW_XY, ((x & 0x1fff) << 16) |
+ (y & 0x1fff));
+ pnozz_write_4(pPnozz, RECT_RTP_XY, (((w & 0x1fff) << 16) |
+ (h & 0x1fff)));
+ junk = pnozz_read_4(pPnozz, COMMAND_QUAD);
exaMarkSync(pPixmap->drawable.pScreen);
}
@@ -212,6 +208,8 @@ PnozzEXAInit(ScreenPtr pScreen)
PnozzPtr pPnozz = GET_PNOZZ_FROM_SCRN(pScrn);
ExaDriverPtr pExa;
+ PnozzInitEngine(pPnozz);
+
pExa = exaDriverAlloc();
if (!pExa)
return FALSE;
@@ -225,8 +223,7 @@ PnozzEXAInit(ScreenPtr pScreen)
/* round to multiple of pixmap pitch */
pExa->memorySize = (pPnozz->vidmem / pPnozz->width) * pPnozz->width;
- pExa->offScreenBase = pPnozz->width * pPnozz->height *
- (pScrn->bitsPerPixel / 8);
+ pExa->offScreenBase = pPnozz->width * pPnozz->height;
/*
* our blitter can't deal with variable pitches
@@ -234,10 +231,10 @@ PnozzEXAInit(ScreenPtr pScreen)
pExa->pixmapOffsetAlign = pPnozz->width;
pExa->pixmapPitchAlign = pPnozz->width;
- pExa->flags = EXA_MIXED_PIXMAPS | EXA_OFFSCREEN_PIXMAPS | EXA_SUPPORTS_OFFSCREEN_OVERLAPS;
+ pExa->flags = EXA_MIXED_PIXMAPS;
- pExa->maxX = 1600;
- pExa->maxY = 1200;
+ pExa->maxX = 4096;
+ pExa->maxY = 4096;
pExa->WaitMarker = PnozzWaitMarker;
@@ -249,18 +246,5 @@ PnozzEXAInit(ScreenPtr pScreen)
pExa->Copy = PnozzCopy;
pExa->DoneCopy = PnozzDoneCopy;
- /* Drawing engine defaults */
- pnozz_write_4(pPnozz, DRAW_MODE, 0);
- pnozz_write_4(pPnozz, PLANE_MASK, 0xffffffff);
- pnozz_write_4(pPnozz, PATTERN0, 0xffffffff);
- pnozz_write_4(pPnozz, PATTERN1, 0xffffffff);
- pnozz_write_4(pPnozz, PATTERN2, 0xffffffff);
- pnozz_write_4(pPnozz, PATTERN3, 0xffffffff);
- pnozz_write_4(pPnozz, WINDOW_OFFSET, 0);
- pnozz_write_4(pPnozz, WINDOW_MIN, 0);
- pnozz_write_4(pPnozz, WINDOW_MAX, CLIP_MAX);
- pnozz_write_4(pPnozz, BYTE_CLIP_MIN, 0);
- pnozz_write_4(pPnozz, BYTE_CLIP_MAX, CLIP_MAX);
-
return exaDriverInit(pScreen, pExa);;
}
