606 lines
16 KiB
C
606 lines
16 KiB
C
/* $Header$ */
|
|
/*
|
|
* Copyright 2004 by Costas Stylianou <costas.stylianou@psion.com> +44(0)7850 394095
|
|
*
|
|
* 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 Costas Sylianou not be used in
|
|
* advertising or publicity pertaining to distribution of the software without
|
|
* specific, written prior permission. Costas Stylianou makes no representations
|
|
* about the suitability of this software for any purpose. It is provided
|
|
* "as is" without express or implied warranty.
|
|
*
|
|
* COSTAS STYLIANOU DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
|
|
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
|
|
* EVENT SHALL COSTAS STYLIANOU 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.
|
|
*/
|
|
/*
|
|
* epson13806.c - Implementation of hardware accelerated functions for
|
|
* Epson S1D13806 graphics controller.
|
|
*
|
|
* History:
|
|
* 28-Jan-04 C.Stylianou PRJ NBL: Created from fbdev.c.
|
|
* 30-Mar-04 Phil Blundell/Peter Naulls Integration with XFree 4.3
|
|
*
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include <config.h>
|
|
#endif
|
|
|
|
#include <sys/ioctl.h>
|
|
|
|
#include "epson13806.h"
|
|
#include "epson13806reg.h"
|
|
|
|
extern int KdTsPhyScreen;
|
|
|
|
Bool
|
|
epsonInitialize (KdCardInfo *card, EpsonPriv *priv)
|
|
{
|
|
int k;
|
|
unsigned long off;
|
|
if ((priv->fd = open("/dev/fb0", O_RDWR)) < 0) {
|
|
perror("Error opening /dev/fb0\n");
|
|
return FALSE;
|
|
}
|
|
|
|
if ((k=ioctl(priv->fd, FBIOGET_FSCREENINFO, &priv->fix)) < 0) {
|
|
perror("Error with /dev/fb ioctl FIOGET_FSCREENINFO");
|
|
close (priv->fd);
|
|
return FALSE;
|
|
}
|
|
|
|
if ((k=ioctl(priv->fd, FBIOGET_VSCREENINFO, &priv->var)) < 0) {
|
|
perror("Error with /dev/fb ioctl FIOGET_VSCREENINFO");
|
|
close (priv->fd);
|
|
return FALSE;
|
|
}
|
|
|
|
priv->fb_base = KdMapDevice (EPSON13806_PHYSICAL_VMEM_ADDR, EPSON13806_VMEM_SIZE);
|
|
|
|
|
|
if (priv->fb_base == (char *)-1) {
|
|
perror("ERROR: mmap framebuffer fails!");
|
|
close (priv->fd);
|
|
return FALSE;
|
|
}
|
|
|
|
off = (unsigned long) priv->fix.smem_start % (unsigned long) getpagesize();
|
|
priv->fb = priv->fb_base + off;
|
|
return TRUE;
|
|
}
|
|
|
|
Bool
|
|
epsonCardInit (KdCardInfo *card)
|
|
{
|
|
EpsonPriv *priv;
|
|
|
|
priv = (EpsonPriv *) xalloc (sizeof (EpsonPriv));
|
|
if (!priv)
|
|
return FALSE;
|
|
|
|
if (!epsonInitialize (card, priv))
|
|
{
|
|
xfree (priv);
|
|
return FALSE;
|
|
}
|
|
card->driver = priv;
|
|
|
|
// Call InitEpson to map onto Epson registers
|
|
initEpson13806();
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
#define FBDEV_KLUDGE_FORMAT
|
|
#ifdef FBDEV_KLUDGE_FORMAT
|
|
static Pixel
|
|
epsonMakeContig (Pixel orig, Pixel others)
|
|
{
|
|
Pixel low;
|
|
|
|
low = lowbit (orig) >> 1;
|
|
while (low && (others & low) == 0)
|
|
{
|
|
orig |= low;
|
|
low >>= 1;
|
|
}
|
|
return orig;
|
|
}
|
|
#endif
|
|
|
|
Bool
|
|
epsonScreenInitialize (KdScreenInfo *screen, EpsonScrPriv *scrpriv)
|
|
{
|
|
EpsonPriv *priv = screen->card->driver;
|
|
Pixel allbits;
|
|
int depth;
|
|
Bool gray;
|
|
depth = priv->var.bits_per_pixel;
|
|
gray = priv->var.grayscale;
|
|
|
|
|
|
screen->fb[0].visuals = (1 << TrueColor);
|
|
#define Mask(o,l) (((1 << l) - 1) << o)
|
|
screen->fb[0].redMask = Mask (priv->var.red.offset, priv->var.red.length);
|
|
screen->fb[0].greenMask = Mask (priv->var.green.offset, priv->var.green.length);
|
|
screen->fb[0].blueMask = Mask (priv->var.blue.offset, priv->var.blue.length);
|
|
#ifdef FBDEV_KLUDGE_FORMAT
|
|
/*
|
|
* This is a kludge so that Render will work -- fill in the gaps
|
|
* in the pixel
|
|
*/
|
|
screen->fb[0].redMask = epsonMakeContig (screen->fb[0].redMask,
|
|
screen->fb[0].greenMask|
|
|
screen->fb[0].blueMask);
|
|
|
|
screen->fb[0].greenMask = epsonMakeContig (screen->fb[0].greenMask,
|
|
screen->fb[0].redMask|
|
|
screen->fb[0].blueMask);
|
|
|
|
screen->fb[0].blueMask = epsonMakeContig (screen->fb[0].blueMask,
|
|
screen->fb[0].redMask|
|
|
screen->fb[0].greenMask);
|
|
|
|
#endif
|
|
allbits = screen->fb[0].redMask | screen->fb[0].greenMask | screen->fb[0].blueMask;
|
|
depth = 32;
|
|
while (depth && !(allbits & (1 << (depth - 1))))
|
|
depth--;
|
|
|
|
screen->rate = 60;
|
|
scrpriv->randr = screen->randr;
|
|
|
|
{
|
|
screen->fb[0].depth = depth;
|
|
screen->fb[0].bitsPerPixel = priv->var.bits_per_pixel;
|
|
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);
|
|
screen->off_screen_base = screen->fb[0].byteStride * screen->height;
|
|
screen->memory_base = priv->fb;
|
|
screen->memory_size = EPSON13806_VMEM_SIZE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
Bool
|
|
epsonScreenInit (KdScreenInfo *screen)
|
|
{
|
|
EpsonScrPriv *scrpriv;
|
|
|
|
scrpriv = xalloc (sizeof (EpsonScrPriv));
|
|
if (!scrpriv)
|
|
return FALSE;
|
|
memset (scrpriv, '\0', sizeof (EpsonScrPriv));
|
|
screen->driver = scrpriv;
|
|
if (!epsonScreenInitialize (screen, scrpriv)) {
|
|
screen->driver = 0;
|
|
xfree (scrpriv);
|
|
return FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
static void *
|
|
epsonWindowLinear (ScreenPtr pScreen,
|
|
CARD32 row,
|
|
CARD32 offset,
|
|
int mode,
|
|
CARD32 *size,
|
|
void *closure)
|
|
{
|
|
KdScreenPriv(pScreen);
|
|
EpsonPriv *priv = pScreenPriv->card->driver;
|
|
|
|
if (!pScreenPriv->enabled)
|
|
return 0;
|
|
*size = priv->fix.line_length;
|
|
return (CARD8 *) priv->fb + row * priv->fix.line_length + offset;
|
|
}
|
|
|
|
|
|
#ifdef RANDR
|
|
static Bool
|
|
epsonRandRGetInfo (ScreenPtr pScreen, Rotation *rotations)
|
|
{
|
|
KdScreenPriv(pScreen);
|
|
KdScreenInfo *screen = pScreenPriv->screen;
|
|
EpsonScrPriv *scrpriv = screen->driver;
|
|
#if 0
|
|
RRVisualGroupPtr pVisualGroup;
|
|
RRGroupOfVisualGroupPtr pGroupOfVisualGroup;
|
|
#endif
|
|
RRScreenSizePtr pSize;
|
|
Rotation randr;
|
|
int n;
|
|
|
|
*rotations = RR_Rotate_0|RR_Rotate_90|RR_Rotate_180|RR_Rotate_270;
|
|
|
|
for (n = 0; n < pScreen->numDepths; n++)
|
|
if (pScreen->allowedDepths[n].numVids)
|
|
break;
|
|
if (n == pScreen->numDepths)
|
|
return FALSE;
|
|
|
|
#if 0
|
|
pVisualGroup = RRCreateVisualGroup (pScreen);
|
|
if (!pVisualGroup)
|
|
return FALSE;
|
|
|
|
if (!RRAddDepthToVisualGroup (pScreen, pVisualGroup, &pScreen->allowedDepths[n])) {
|
|
RRDestroyVisualGroup (pScreen, pVisualGroup);
|
|
return FALSE;
|
|
}
|
|
|
|
pVisualGroup = RRRegisterVisualGroup (pScreen, pVisualGroup);
|
|
if (!pVisualGroup)
|
|
return FALSE;
|
|
|
|
pGroupOfVisualGroup = RRCreateGroupOfVisualGroup (pScreen);
|
|
|
|
if (!RRAddVisualGroupToGroupOfVisualGroup (pScreen,
|
|
pGroupOfVisualGroup,
|
|
pVisualGroup))
|
|
{
|
|
RRDestroyGroupOfVisualGroup (pScreen, pGroupOfVisualGroup);
|
|
/* pVisualGroup left until screen closed */
|
|
return FALSE;
|
|
}
|
|
|
|
pGroupOfVisualGroup = RRRegisterGroupOfVisualGroup (pScreen, pGroupOfVisualGroup);
|
|
if (!pGroupOfVisualGroup)
|
|
return FALSE;
|
|
#endif
|
|
|
|
pSize = RRRegisterSize (pScreen,
|
|
screen->width,
|
|
screen->height,
|
|
screen->width_mm,
|
|
screen->height_mm);
|
|
|
|
randr = KdSubRotation (scrpriv->randr, screen->randr);
|
|
|
|
RRSetCurrentConfig (pScreen, randr, RR_Rotate_0, pSize);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static Bool
|
|
epsonRandRSetConfig (ScreenPtr pScreen,
|
|
Rotation randr,
|
|
int rate,
|
|
RRScreenSizePtr pSize)
|
|
{
|
|
KdScreenPriv(pScreen);
|
|
KdScreenInfo *screen = pScreenPriv->screen;
|
|
EpsonScrPriv *scrpriv = screen->driver;
|
|
Bool wasEnabled = pScreenPriv->enabled;
|
|
|
|
randr = KdAddRotation (randr, screen->randr);
|
|
|
|
if (scrpriv->randr != randr)
|
|
{
|
|
if (wasEnabled)
|
|
KdDisableScreen (pScreen);
|
|
|
|
scrpriv->randr = randr;
|
|
|
|
if (wasEnabled)
|
|
KdEnableScreen (pScreen);
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
static Bool
|
|
epsonRandRInit (ScreenPtr pScreen)
|
|
{
|
|
rrScrPrivPtr pScrPriv;
|
|
|
|
if (!RRScreenInit (pScreen))
|
|
return FALSE;
|
|
|
|
pScrPriv = rrGetScrPriv(pScreen);
|
|
pScrPriv->rrGetInfo = epsonRandRGetInfo;
|
|
pScrPriv->rrSetConfig = epsonRandRSetConfig;
|
|
return TRUE;
|
|
}
|
|
#endif
|
|
|
|
static Bool
|
|
epsonCreateColormap (ColormapPtr pmap)
|
|
{
|
|
ScreenPtr pScreen = pmap->pScreen;
|
|
KdScreenPriv(pScreen);
|
|
EpsonPriv *priv = pScreenPriv->card->driver;
|
|
VisualPtr pVisual;
|
|
int i;
|
|
int nent;
|
|
xColorItem *pdefs;
|
|
|
|
switch (priv->fix.visual) {
|
|
case FB_VISUAL_STATIC_PSEUDOCOLOR:
|
|
pVisual = pmap->pVisual;
|
|
nent = pVisual->ColormapEntries;
|
|
pdefs = ALLOCATE_LOCAL (nent * sizeof (xColorItem));
|
|
if (!pdefs)
|
|
return FALSE;
|
|
for (i = 0; i < nent; i++)
|
|
pdefs[i].pixel = i;
|
|
epsonGetColors (pScreen, 0, nent, pdefs);
|
|
for (i = 0; i < nent; i++)
|
|
{
|
|
pmap->red[i].co.local.red = pdefs[i].red;
|
|
pmap->red[i].co.local.green = pdefs[i].green;
|
|
pmap->red[i].co.local.blue = pdefs[i].blue;
|
|
}
|
|
DEALLOCATE_LOCAL (pdefs);
|
|
return TRUE;
|
|
|
|
default:
|
|
return fbInitializeColormap (pmap);
|
|
}
|
|
}
|
|
|
|
Bool
|
|
epsonInitScreen (ScreenPtr pScreen)
|
|
{
|
|
#ifdef TOUCHSCREEN
|
|
KdTsPhyScreen = pScreen->myNum;
|
|
#endif
|
|
|
|
pScreen->CreateColormap = epsonCreateColormap;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static Bool
|
|
epsonFinishInitScreen (ScreenPtr pScreen)
|
|
{
|
|
if (!shadowSetup (pScreen))
|
|
return FALSE;
|
|
|
|
#ifdef RANDR
|
|
if (!epsonRandRInit (pScreen))
|
|
return FALSE;
|
|
#endif
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static Bool
|
|
epsonSetShadow (ScreenPtr pScreen)
|
|
{
|
|
KdScreenPriv(pScreen);
|
|
KdScreenInfo *screen = pScreenPriv->screen;
|
|
EpsonScrPriv *scrpriv = screen->driver;
|
|
ShadowUpdateProc update;
|
|
ShadowWindowProc window;
|
|
|
|
window = epsonWindowLinear;
|
|
update = shadowUpdatePacked;
|
|
|
|
return KdShadowSet (pScreen, scrpriv->randr, update, window);
|
|
}
|
|
|
|
static Bool
|
|
epsonCreateResources (ScreenPtr pScreen)
|
|
{
|
|
return epsonSetShadow (pScreen);
|
|
}
|
|
|
|
void
|
|
epsonPreserve (KdCardInfo *card)
|
|
{
|
|
}
|
|
|
|
Bool
|
|
epsonEnable (ScreenPtr pScreen)
|
|
{
|
|
KdScreenPriv(pScreen);
|
|
EpsonPriv *priv = pScreenPriv->card->driver;
|
|
int k;
|
|
|
|
priv->var.activate = FB_ACTIVATE_NOW|FB_CHANGE_CMAP_VBL;
|
|
|
|
/* display it on the LCD */
|
|
k = ioctl (priv->fd, FBIOPUT_VSCREENINFO, &priv->var);
|
|
if (k < 0) {
|
|
perror ("FBIOPUT_VSCREENINFO");
|
|
return FALSE;
|
|
}
|
|
|
|
k = ioctl (priv->fd, FBIOGET_FSCREENINFO, &priv->fix);
|
|
if (k < 0) {
|
|
perror ("FBIOGET_FSCREENINFO");
|
|
return FALSE;
|
|
}
|
|
|
|
if (priv->fix.visual == FB_VISUAL_DIRECTCOLOR) {
|
|
struct fb_cmap cmap;
|
|
int i;
|
|
|
|
for (i = 0;
|
|
i < (1 << priv->var.red.length) ||
|
|
i < (1 << priv->var.green.length) ||
|
|
i < (1 << priv->var.blue.length); i++) {
|
|
priv->red[i] = i * 65535 / ((1 << priv->var.red.length) - 1);
|
|
priv->green[i] = i * 65535 / ((1 << priv->var.green.length) - 1);
|
|
priv->blue[i] = i * 65535 / ((1 << priv->var.blue.length) - 1);
|
|
}
|
|
cmap.start = 0;
|
|
cmap.len = i;
|
|
cmap.red = &priv->red[0];
|
|
cmap.green = &priv->green[0];
|
|
cmap.blue = &priv->blue[0];
|
|
cmap.transp = 0;
|
|
ioctl (priv->fd, FBIOPUTCMAP, &cmap);
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
Bool
|
|
epsonDPMS (ScreenPtr pScreen, int mode)
|
|
{
|
|
KdScreenPriv(pScreen);
|
|
EpsonPriv *priv = pScreenPriv->card->driver;
|
|
static int oldmode = -1;
|
|
|
|
if (mode == oldmode)
|
|
return TRUE;
|
|
#ifdef FBIOPUT_POWERMODE
|
|
if (ioctl (priv->fd, FBIOPUT_POWERMODE, &mode) >= 0) {
|
|
oldmode = mode;
|
|
return TRUE;
|
|
}
|
|
#endif
|
|
#ifdef FBIOBLANK
|
|
if (ioctl (priv->fd, FBIOBLANK, mode ? mode + 1 : 0) >= 0) {
|
|
oldmode = mode;
|
|
return TRUE;
|
|
}
|
|
#endif
|
|
return FALSE;
|
|
}
|
|
|
|
void
|
|
epsonDisable (ScreenPtr pScreen)
|
|
{
|
|
}
|
|
|
|
void
|
|
epsonRestore (KdCardInfo *card)
|
|
{
|
|
}
|
|
|
|
void
|
|
epsonScreenFini (KdScreenInfo *screen)
|
|
{
|
|
}
|
|
|
|
void
|
|
epsonCardFini (KdCardInfo *card)
|
|
{
|
|
EpsonPriv *priv = card->driver;
|
|
|
|
munmap (priv->fb_base, priv->fix.smem_len);
|
|
close (priv->fd);
|
|
xfree (priv);
|
|
}
|
|
|
|
void
|
|
epsonGetColors (ScreenPtr pScreen, int fb, int n, xColorItem *pdefs)
|
|
{
|
|
KdScreenPriv(pScreen);
|
|
EpsonPriv *priv = pScreenPriv->card->driver;
|
|
struct fb_cmap cmap;
|
|
int p;
|
|
int k;
|
|
int min, max;
|
|
|
|
min = 256;
|
|
max = 0;
|
|
for (k = 0; k < n; k++) {
|
|
if (pdefs[k].pixel < min)
|
|
min = pdefs[k].pixel;
|
|
if (pdefs[k].pixel > max)
|
|
max = pdefs[k].pixel;
|
|
}
|
|
cmap.start = min;
|
|
cmap.len = max - min + 1;
|
|
cmap.red = &priv->red[min];
|
|
cmap.green = &priv->green[min];;
|
|
cmap.blue = &priv->blue[min];
|
|
cmap.transp = 0;
|
|
k = ioctl (priv->fd, FBIOGETCMAP, &cmap);
|
|
if (k < 0) {
|
|
perror ("can't get colormap");
|
|
return;
|
|
}
|
|
while (n--) {
|
|
p = pdefs->pixel;
|
|
pdefs->red = priv->red[p];
|
|
pdefs->green = priv->green[p];
|
|
pdefs->blue = priv->blue[p];
|
|
pdefs++;
|
|
}
|
|
}
|
|
|
|
void
|
|
epsonPutColors (ScreenPtr pScreen, int fb, int n, xColorItem *pdefs)
|
|
{
|
|
KdScreenPriv(pScreen);
|
|
EpsonPriv *priv = pScreenPriv->card->driver;
|
|
struct fb_cmap cmap;
|
|
int p;
|
|
int min, max;
|
|
|
|
min = 256;
|
|
max = 0;
|
|
while (n--) {
|
|
p = pdefs->pixel;
|
|
priv->red[p] = pdefs->red;
|
|
priv->green[p] = pdefs->green;
|
|
priv->blue[p] = pdefs->blue;
|
|
if (p < min)
|
|
min = p;
|
|
if (p > max)
|
|
max = p;
|
|
pdefs++;
|
|
}
|
|
cmap.start = min;
|
|
cmap.len = max - min + 1;
|
|
cmap.red = &priv->red[min];
|
|
cmap.green = &priv->green[min];
|
|
cmap.blue = &priv->blue[min];
|
|
cmap.transp = 0;
|
|
ioctl (priv->fd, FBIOPUTCMAP, &cmap);
|
|
}
|
|
|
|
|
|
|
|
KdCardFuncs epsonFuncs = {
|
|
epsonCardInit, /* cardinit */
|
|
epsonScreenInit, /* scrinit */
|
|
epsonInitScreen, /* initScreen */
|
|
epsonFinishInitScreen,
|
|
epsonCreateResources,
|
|
epsonPreserve, /* preserve */
|
|
epsonEnable, /* enable */
|
|
epsonDPMS, /* dpms */
|
|
epsonDisable, /* disable */
|
|
epsonRestore, /* restore */
|
|
epsonScreenFini, /* scrfini */
|
|
epsonCardFini, /* cardfini */
|
|
|
|
0, /* initCursor */
|
|
0, /* enableCursor */
|
|
0, /* disableCursor */
|
|
0, /* finiCursor */
|
|
0, /* recolorCursor */
|
|
|
|
/*
|
|
* History:
|
|
* 28-Jan-04 C.Stylianou NBL: Added the following for h/w accel.
|
|
*
|
|
*/
|
|
|
|
epsonDrawInit, /* initAccel */
|
|
epsonDrawEnable, /* enableAccel */
|
|
epsonDrawDisable, /* disableAccel */
|
|
epsonDrawFini, /* finiAccel */
|
|
|
|
epsonGetColors, /* getColors */
|
|
epsonPutColors, /* putColors */
|
|
};
|