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Add rotation to fbdev and vesa

This commit is contained in:
Keith Packard 2000-09-15 07:25:13 +00:00
parent 5ec29fe9ea
commit f7421d8361
7 changed files with 284 additions and 74 deletions
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101
hw/kdrive/fbdev/fbdev.c
View File

@ -21,7 +21,7 @@
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
/* $XFree86: xc/programs/Xserver/hw/kdrive/fbdev/fbdev.c,v 1.4 2000/05/06 22:17:41 keithp Exp $ */
/* $XFree86: xc/programs/Xserver/hw/kdrive/fbdev/fbdev.c,v 1.5 2000/09/03 05:11:17 keithp Exp $ */
#include "fbdev.h"
@ -80,19 +80,14 @@ fbdevCardInit (KdCardInfo *card)
}
Bool
fbdevScreenInit (KdScreenInfo *screen)
fbdevScreenInitialize (KdScreenInfo *screen, FbdevScrPriv *scrpriv)
{
FbdevPriv *priv = screen->card->driver;
Pixel allbits;
int depth;
Bool rotate;
Bool shadow;
screen->width = priv->var.xres;
screen->height = priv->var.yres;
screen->fb[0].depth = priv->var.bits_per_pixel;
screen->fb[0].bitsPerPixel = priv->var.bits_per_pixel;
screen->fb[0].byteStride = priv->fix.line_length;
screen->fb[0].pixelStride = (priv->fix.line_length * 8 /
priv->var.bits_per_pixel);
switch (priv->fix.visual) {
case FB_VISUAL_PSEUDOCOLOR:
screen->fb[0].visuals = ((1 << StaticGray) |
@ -121,13 +116,84 @@ fbdevScreenInit (KdScreenInfo *screen)
break;
}
screen->rate = 72;
screen->fb[0].frameBuffer = (CARD8 *) (priv->fb);
scrpriv->rotate = ((priv->var.xres < priv->var.yres) !=
(screen->width < screen->height));
screen->fb[0].depth = priv->var.bits_per_pixel;
screen->fb[0].bitsPerPixel = priv->var.bits_per_pixel;
if (!scrpriv->rotate)
{
screen->width = priv->var.xres;
screen->height = priv->var.yres;
screen->fb[0].byteStride = priv->fix.line_length;
screen->fb[0].pixelStride = (priv->fix.line_length * 8 /
priv->var.bits_per_pixel);
screen->fb[0].frameBuffer = (CARD8 *) (priv->fb);
return TRUE;
}
else
{
screen->width = priv->var.yres;
screen->height = priv->var.xres;
screen->softCursor = TRUE;
return KdShadowScreenInit (screen);
}
}
Bool
fbdevScreenInit (KdScreenInfo *screen)
{
FbdevScrPriv *scrpriv;
scrpriv = xalloc (sizeof (FbdevScrPriv));
if (!scrpriv)
return FALSE;
if (!fbdevScreenInitialize (screen, scrpriv))
{
xfree (scrpriv);
return FALSE;
}
screen->driver = scrpriv;
return TRUE;
}
void *
fbdevWindowLinear (ScreenPtr pScreen,
CARD32 row,
CARD32 offset,
int mode,
CARD32 *size)
{
KdScreenPriv(pScreen);
FbdevPriv *priv = pScreenPriv->card->driver;
if (!pScreenPriv->enabled)
return 0;
*size = priv->fix.line_length;
return (CARD8 *) priv->fb + row * priv->fix.line_length + offset;
}
Bool
fbdevInitScreen (ScreenPtr pScreen)
{
KdScreenPriv(pScreen);
FbdevPriv *priv = pScreenPriv->card->driver;
FbdevScrPriv *scrpriv = pScreenPriv->screen->driver;
ShadowUpdateProc update;
ShadowWindowProc window;
if (scrpriv->rotate)
{
window = fbdevWindowLinear;
switch (pScreenPriv->screen->fb[0].bitsPerPixel) {
case 8:
update = shadowUpdateRotate8; break;
case 16:
update = shadowUpdateRotate16; break;
case 32:
update = shadowUpdateRotate32; break;
}
return KdShadowInitScreen (pScreen, update, window);
}
return TRUE;
}
@ -141,7 +207,9 @@ fbdevEnable (ScreenPtr pScreen)
{
KdScreenPriv(pScreen);
FbdevPriv *priv = pScreenPriv->card->driver;
int k;
FbdevScrPriv *scrpriv = pScreenPriv->screen->driver;
int k;
KdMouseMatrix m;
priv->var.activate = FB_ACTIVATE_NOW|FB_CHANGE_CMAP_VBL;
@ -152,6 +220,17 @@ fbdevEnable (ScreenPtr pScreen)
perror ("FBIOPUT_VSCREENINFO");
return FALSE;
}
if (scrpriv->rotate)
{
m.matrix[0][0] = 0; m.matrix[0][1] = 1; m.matrix[0][2] = 0;
m.matrix[1][0] = -1; m.matrix[1][1] = 0; m.matrix[1][2] = pScreen->height - 1;
}
else
{
m.matrix[0][0] = 1; m.matrix[0][1] = 0; m.matrix[0][2] = 0;
m.matrix[1][0] = 0; m.matrix[1][1] = 1; m.matrix[1][2] = 0;
}
KdSetMouseMatrix (&m);
return TRUE;
}

10
hw/kdrive/fbdev/fbdev.h
View File

@ -21,7 +21,7 @@
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
/* $XFree86: xc/programs/Xserver/hw/kdrive/fbdev/fbdev.h,v 1.4 2000/05/06 22:17:42 keithp Exp $ */
/* $XFree86: xc/programs/Xserver/hw/kdrive/fbdev/fbdev.h,v 1.5 2000/09/03 05:11:17 keithp Exp $ */
#ifndef _FBDEV_H_
#define _FBDEV_H_
@ -39,8 +39,13 @@ typedef struct _fbdevPriv {
__u16 blue[256];
int fd;
char *fb;
Bool rotate;
} FbdevPriv;
typedef struct _fbdevScrPriv {
Bool rotate;
} FbdevScrPriv;
Bool
fbdevInitialize (KdCardInfo *card, FbdevPriv *priv);
@ -50,6 +55,9 @@ fbdevCardInit (KdCardInfo *card);
Bool
fbdevScreenInit (KdScreenInfo *screen);
Bool
fbdevScreenInitialize (KdScreenInfo *screen, FbdevScrPriv *scrpriv);
Bool
fbdevInitScreen (ScreenPtr pScreen);

4
hw/kdrive/trident/Imakefile
View File

@ -1,5 +1,5 @@
XCOMM $XConsortium: Imakefile /main/10 1996/12/02 10:20:33 lehors $
XCOMM $XFree86: xc/programs/Xserver/hw/kdrive/trident/Imakefile,v 1.2 2000/08/29 17:20:15 keithp Exp $
XCOMM $XFree86: xc/programs/Xserver/hw/kdrive/trident/Imakefile,v 1.3 2000/09/03 05:11:20 keithp Exp $
KDRIVE=..
#include "../Kdrive.tmpl"
@ -7,7 +7,7 @@ SRCS = trident.c tridentdraw.c tridentcurs.c tridentstub.c
OBJS = trident.o tridentdraw.o tridentcurs.o tridentstub.o
DEFINES = -DVESA
DEFINES = -DFBDEV
INCLUDES = -I. $(KDINCS) -I$(KDRIVE)/fbdev -I$(KDRIVE)/vesa

4
hw/kdrive/trident/trident.c
View File

@ -21,7 +21,7 @@
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
/* $XFree86: xc/programs/Xserver/hw/kdrive/trident/trident.c,v 1.7 2000/08/29 17:20:15 keithp Exp $ */
/* $XFree86: xc/programs/Xserver/hw/kdrive/trident/trident.c,v 1.8 2000/09/03 05:11:20 keithp Exp $ */
#include "trident.h"
#define extern
@ -74,7 +74,7 @@ tridentScreenInit (KdScreenInfo *screen)
#ifdef VESA
if (!vesaScreenInitialize (screen, &tridents->vesa))
#else
if (!fbdevScreenInit (screen))
if (!fbdevScreenInitialize (screen, &tridents->fbdev))
#endif
{
xfree (tridents);

4
hw/kdrive/trident/trident.h
View File

@ -21,7 +21,7 @@
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
/* $XFree86: xc/programs/Xserver/hw/kdrive/trident/trident.h,v 1.4 2000/08/29 17:20:15 keithp Exp $ */
/* $XFree86: xc/programs/Xserver/hw/kdrive/trident/trident.h,v 1.5 2000/09/03 05:11:20 keithp Exp $ */
#ifndef _TRIDENT_H_
#define _TRIDENT_H_
@ -179,6 +179,8 @@ typedef struct _tridentCursor {
typedef struct _tridentScreenInfo {
#ifdef VESA
VesaScreenPrivRec vesa;
#else
FbdevScrPriv fbdev;
#endif
CARD8 *cursor_base;
CARD8 *screen;

234
hw/kdrive/vesa/vesa.c
View File

@ -29,6 +29,13 @@ Bool vesa_swap_rgb = FALSE;
Bool vesa_shadow = FALSE;
Bool vesa_linear_fb = TRUE;
Bool vesa_restore = FALSE;
Bool vesa_rotate = FALSE;
#define VesaPriv(scr) ((VesaScreenPrivPtr) (scr)->driver)
#define ScreenRotated(scr) (VesaPriv(scr)->rotate)
#define vesaWidth(scr,vmib) (ScreenRotated(scr) ? vmib->YResolution : vmib->XResolution)
#define vesaHeight(scr,vmib) (ScreenRotated(scr) ? vmib->XResolution : vmib->YResolution)
static Bool
vesaModeSupported(VbeInfoPtr vi, VbeModeInfoBlock *vmib, Bool complain)
@ -224,8 +231,8 @@ Bool
vesaModeGood (KdScreenInfo *screen,
VbeModeInfoBlock *a)
{
if (a->XResolution <= screen->width &&
a->YResolution <= screen->height &&
if (vesaWidth(screen,a) <= screen->width &&
vesaHeight(screen,a) <= screen->height &&
vesaDepth (a) >= screen->fb[0].depth)
{
return TRUE;
@ -239,8 +246,8 @@ vesaSizeError (KdScreenInfo *screen,
VbeModeInfoBlock *a)
{
int xdist, ydist;
xdist = vabs (screen->width - a->XResolution);
ydist = vabs (screen->height - a->YResolution);
xdist = vabs (screen->width - vesaWidth(screen,a));
ydist = vabs (screen->height - vesaHeight(screen,a));
return xdist * xdist + ydist * ydist;
}
@ -307,9 +314,14 @@ vesaScreenInitialize (KdScreenInfo *screen, VesaScreenPrivPtr pscr)
{
VesaCardPrivPtr priv = screen->card->driver;
VbeModeInfoBlock *vmib;
Pixel allbits;
int depth;
Pixel allbits;
int depth;
int bpp;
screen->driver = pscr;
pscr->rotate = FALSE;
if (screen->width < screen->height)
pscr->rotate = TRUE;
pscr->mode = vesaSelectMode (screen);
if (!pscr->mode)
return FALSE;
@ -322,14 +334,9 @@ vesaScreenInitialize (KdScreenInfo *screen, VesaScreenPrivPtr pscr)
vmib = &pscr->mode->vmib;
screen->width = vmib->XResolution;
screen->height = vmib->YResolution;
screen->fb[0].depth = vesaDepth (vmib);
screen->fb[0].bitsPerPixel = vmib->BitsPerPixel;
screen->fb[0].byteStride = vmib->BytesPerScanLine;
screen->fb[0].pixelStride = ((vmib->BytesPerScanLine * 8) /
vmib->BitsPerPixel);
depth = vesaDepth (vmib);;
bpp = vmib->BitsPerPixel;
switch (vmib->MemoryModel) {
case 0x06:
/* TrueColor or DirectColor */
@ -347,7 +354,6 @@ vesaScreenInitialize (KdScreenInfo *screen, VesaScreenPrivPtr pscr)
depth = 32;
while (depth && !(allbits & (1 << (depth - 1))))
depth--;
screen->fb[0].depth = depth;
break;
case 0x04:
/* PseudoColor */
@ -367,9 +373,12 @@ vesaScreenInitialize (KdScreenInfo *screen, VesaScreenPrivPtr pscr)
screen->fb[0].blueMask = 0x00;
screen->fb[0].greenMask = 0x00;
screen->fb[0].redMask = 0x00;
screen->fb[0].depth = 4;
screen->fb[0].bitsPerPixel = 4;
bpp = screen->fb[0].bitsPerPixel;
if (bpp != 8)
bpp = 4;
depth = bpp;
pscr->mapping = VESA_PLANAR;
pscr->rotate = FALSE;
break;
default:
ErrorF("Unsupported VESA MemoryModel 0x%02X\n",
@ -377,9 +386,20 @@ vesaScreenInitialize (KdScreenInfo *screen, VesaScreenPrivPtr pscr)
return FALSE;
}
screen->width = vesaWidth(screen, vmib);
screen->height = vesaHeight(screen, vmib);
screen->fb[0].depth = depth;
screen->fb[0].bitsPerPixel = bpp;
screen->fb[0].byteStride = vmib->BytesPerScanLine;
screen->fb[0].pixelStride = ((vmib->BytesPerScanLine * 8) /
vmib->BitsPerPixel);
if (pscr->mapping == VESA_LINEAR && !(vmib->ModeAttributes & 0x80))
pscr->mapping = VESA_WINDOWED;
if (pscr->rotate)
pscr->shadow = TRUE;
switch (pscr->mapping) {
case VESA_LINEAR:
pscr->fb = VbeMapFramebuffer(priv->vi, vmib);
@ -397,6 +417,9 @@ vesaScreenInitialize (KdScreenInfo *screen, VesaScreenPrivPtr pscr)
screen->rate = 72;
screen->fb[0].frameBuffer = (CARD8 *)(pscr->fb);
if (pscr->rotate)
screen->softCursor = TRUE;
if (pscr->shadow)
return KdShadowScreenInit (screen);
@ -413,7 +436,6 @@ vesaScreenInit(KdScreenInfo *screen)
return FALSE;
if (!vesaScreenInitialize (screen, pscr))
return FALSE;
screen->driver = pscr;
return TRUE;
}
@ -488,34 +510,54 @@ vesaWindowWindowed (ScreenPtr pScreen,
}
static CARD16 vga16Colors[16][3] = {
#if 0
{ 0, 0, 0, }, /* 0 */
{ 0x80,0, 0, }, /* 1 */
{ 0, 0, 0x80,}, /* 1 */
{ 0, 0x80,0, }, /* 2 */
{ 0x80,0x80,0, }, /* 3 */
{ 0, 0, 0x80,}, /* 4 */
{ 0, 0x80,0x80,}, /* 3 */
{ 0x80,0, 0, }, /* 4 */
{ 0x80,0, 0x80,}, /* 5 */
{ 0, 0x80,0x80,}, /* 6 */
{ 0x80,0x80,0x80,}, /* 7 */
{ 0xC0,0xC0,0xC0,}, /* 8 */
{ 0xFF,0, 0 ,}, /* 9 */
{ 0x80,0x80,0, }, /* 6 */
{ 0xC0,0xC0,0xC0,}, /* 7 */
{ 0x80,0x80,0x80,}, /* 8 */
{ 0, 0, 0xFF,}, /* 9 */
{ 0, 0xFF,0 ,}, /* 10 */
{ 0xFF,0xFF,0 ,}, /* 11 */
{ 0 ,0, 0xFF,}, /* 12 */
{ 0, 0xFF,0xFF,}, /* 11 */
{ 0xFF,0, 0 ,}, /* 12 */
{ 0xFF,0, 0xFF,}, /* 13 */
{ 0, 0xFF,0xFF,}, /* 14 */
{ 0xFF,0xFF,0 ,}, /* 14 */
{ 0xFF,0xFF,0xFF,}, /* 15 */
#else
{ 0, 0, 0, }, /* 0 */
{ 0, 0, 0xAA,}, /* 1 */
{ 0, 0xAA,0, }, /* 2 */
{ 0, 0xAA,0xAA,}, /* 3 */
{ 0xAA,0, 0, }, /* 4 */
{ 0xAA,0, 0xAA,}, /* 5 */
{ 0xAA,0x55,0, }, /* 6 */
{ 0xAA,0xAA,0xAA,}, /* 7 */
{ 0x55,0x55,0x55,}, /* 8 */
{ 0x55,0x55,0xFF,}, /* 9 */
{ 0x55,0xFF,0x55,}, /* 10 */
{ 0x55,0xFF,0xFF,}, /* 11 */
{ 0xFF,0x55,0x55,}, /* 12 */
{ 0xFF,0x55,0xFF,}, /* 13 */
{ 0xFF,0xFF,0x55,}, /* 14 */
{ 0xFF,0xFF,0xFF,}, /* 15 */
#endif
};
Bool
vesaCreateColormap16 (ColormapPtr pmap)
{
int i;
int i, j;
for (i = 0; i < 16; i++)
for (i = 0; i < pmap->pVisual->ColormapEntries; i++)
{
pmap->red[i].co.local.red = (vga16Colors[i][0]<<8)|vga16Colors[i][0];
pmap->red[i].co.local.green = (vga16Colors[i][1]<<8)|vga16Colors[i][1];
pmap->red[i].co.local.blue = (vga16Colors[i][2]<<8)|vga16Colors[i][2];
j = i & 0xf;
pmap->red[i].co.local.red = (vga16Colors[j][0]<<8)|vga16Colors[j][0];
pmap->red[i].co.local.green = (vga16Colors[j][1]<<8)|vga16Colors[j][1];
pmap->red[i].co.local.blue = (vga16Colors[j][2]<<8)|vga16Colors[j][2];
}
return TRUE;
}
@ -526,18 +568,57 @@ vesaInitScreen(ScreenPtr pScreen)
{
KdScreenPriv(pScreen);
VesaScreenPrivPtr pscr = pScreenPriv->screen->driver;
ShadowUpdateProc update;
ShadowWindowProc window;
if (pscr->shadow)
{
switch (pscr->mapping) {
case VESA_LINEAR:
return KdShadowInitScreen (pScreen, shadowUpdatePacked, vesaWindowLinear);
update = shadowUpdatePacked;
window = vesaWindowLinear;
break;
case VESA_WINDOWED:
return KdShadowInitScreen (pScreen, shadowUpdatePacked, vesaWindowWindowed);
update = shadowUpdatePacked;
window = vesaWindowWindowed;
break;
case VESA_PLANAR:
pScreen->CreateColormap = vesaCreateColormap16;
return KdShadowInitScreen (pScreen, shadowUpdatePlanar4, vesaWindowPlanar);
if (pScreenPriv->screen->fb[0].bitsPerPixel == 8)
{
#if 0
int i;
for (i = 0; i < pScreen->numVisuals; i++)
{
if (pScreen->visuals[i].nplanes ==
pScreenPriv->screen->fb[0].depth)
{
pScreen->visuals[i].ColormapEntries = 16;
}
}
#endif
update = shadowUpdatePlanar4x8;
}
else
update = shadowUpdatePlanar4;
window = vesaWindowPlanar;
pscr->rotate = FALSE;
break;
}
if (pscr->rotate)
{
switch (pScreenPriv->screen->fb[0].bitsPerPixel) {
case 8:
update = shadowUpdateRotate8; break;
case 16:
update = shadowUpdateRotate16; break;
case 32:
update = shadowUpdateRotate32; break;
}
}
return KdShadowInitScreen (pScreen, update, window);
}
return TRUE;
@ -551,14 +632,36 @@ vesaEnable(ScreenPtr pScreen)
VesaScreenPrivPtr pscr = pScreenPriv->screen->driver;
int code;
int palette_wait = 0, palette_hi = 0;
int i=0;
int i;
int size;
char *p;
KdMouseMatrix m;
code = VbeSetMode(priv->vi, pscr->mode->mode, pscr->mapping == VESA_LINEAR);
if(code < 0)
return FALSE;
{
int p;
CARD8 scratch[4] = {0x40,0x40,0x40,0};
for (p = 0; p < 256; p++)
{
if (20 <= p && p < 21)
{
scratch[0] = 255;
scratch[1] = 255;
scratch[2] = 255;
}
else
{
scratch[0] = 0;
scratch[1] = 0;
scratch[2] = 0;
}
VbeSetPalette(priv->vi, p, 1, scratch);
}
}
if(priv->vib->Capabilities[0] & 1)
palette_hi = 1;
if(priv->vib->Capabilities[0] & 4)
@ -571,7 +674,8 @@ vesaEnable(ScreenPtr pScreen)
memcpy (priv->text, pscr->fb, VESA_TEXT_SAVE);
break;
case VESA_WINDOWED:
while(i < VESA_TEXT_SAVE) {
for (i = 0; i < VESA_TEXT_SAVE;)
{
p = VbeSetWindow(priv->vi, i, VBE_WINDOW_READ, &size);
if(!p) {
ErrorF("Couldn't set window for saving VGA font\n");
@ -593,6 +697,17 @@ vesaEnable(ScreenPtr pScreen)
}
break;
}
if (pscr->rotate)
{
m.matrix[0][0] = 0; m.matrix[0][1] = 1; m.matrix[0][2] = 0;
m.matrix[1][0] = -1; m.matrix[1][1] = 0; m.matrix[1][2] = pScreen->height - 1;
}
else
{
m.matrix[0][0] = 1; m.matrix[0][1] = 0; m.matrix[0][2] = 0;
m.matrix[1][0] = 0; m.matrix[1][1] = 1; m.matrix[1][2] = 0;
}
KdSetMouseMatrix (&m);
return TRUE;
}
@ -687,8 +802,8 @@ vesaPutColors (ScreenPtr pScreen, int fb, int n, xColorItem *pdefs)
KdScreenPriv(pScreen);
VesaScreenPrivPtr pscr = pScreenPriv->screen->driver;
VesaCardPrivPtr priv = pScreenPriv->card->driver;
int i, j, k, start;
CARD8 scratch[4*256];
int p;
CARD8 scratch[4];
int red, green, blue;
if (vesa_swap_rgb)
@ -704,27 +819,32 @@ vesaPutColors (ScreenPtr pScreen, int fb, int n, xColorItem *pdefs)
blue = 2;
}
i = 0;
while(i < n) {
j = i + 1;
/* For some reason, doing more than one entry at a time breaks */
while(j < n && pdefs[j].pixel == pdefs[j-1].pixel + 1 && j - i < 1)
j++;
for(k=0; k<(j - i); k++) {
scratch[k+red] = pdefs[i+k].red >> 8;
scratch[k+green] = pdefs[i+k].green >> 8;
scratch[k+blue] = pdefs[i+k].blue >> 8;
scratch[k+3] = 0;
}
start = pdefs[i].pixel;
while (n--)
{
scratch[red] = pdefs->red >> 8;
scratch[green] = pdefs->green >> 8;
scratch[blue] = pdefs->blue >> 8;
scratch[3] = 0;
p = pdefs->pixel;
pdefs++;
if (pscr->mapping == VESA_PLANAR)
{
for (start = pdefs[i].pixel; start < 256; start += 16)
VbeSetPalette(priv->vi, start, j - i, scratch);
/*
* VGA modes are strange; this code covers all
* possible modes by duplicating the color information
* however the attribute registers might be set
*/
if (p < 16)
{
VbeSetPalette (priv->vi, p, 1, scratch);
if (p >= 8)
VbeSetPalette (priv->vi, p+0x30, 1, scratch);
else if (p == 6)
VbeSetPalette (priv->vi, 0x14, 1, scratch);
}
}
else
VbeSetPalette(priv->vi, start, j - i, scratch);
i = j;
VbeSetPalette(priv->vi, p, 1, scratch);
}
}

1
hw/kdrive/vesa/vesa.h
View File

@ -49,6 +49,7 @@ typedef struct _VesaCardPriv {
typedef struct _VesaScreenPriv {
VesaModePtr mode;
Bool shadow;
Bool rotate;
int mapping;
void *fb;
} VesaScreenPrivRec, *VesaScreenPrivPtr;