#include <memory.h>
#include <linux/kd.h>
-#include <lib/base/econfig.h>
#include <lib/gdi/fb.h>
#ifndef FBIO_WAITFORVSYNC
#define FBIO_WAITFORVSYNC _IOW('F', 0x20, __u32)
#endif
+#ifndef FBIO_BLIT
+#define FBIO_SET_MANUAL_BLIT _IOW('F', 0x21, __u8)
+#define FBIO_BLIT 0x22
+#endif
fbClass *fbClass::instance;
fbClass::fbClass(const char *fb)
{
+ m_manual_blit=-1;
instance=this;
locked=0;
available=0;
perror(fb);
goto nolfb;
}
+
+
if (ioctl(fd, FBIOGET_VSCREENINFO, &screeninfo)<0)
{
perror("FBIOGET_VSCREENINFO");
}
showConsole(0);
+
+ enableManualBlit();
return;
nolfb:
lfb=0;
m_number_of_pages = screeninfo.yres_virtual / nyRes;
+ ioctl(fd, FBIOGET_VSCREENINFO, &screeninfo);
+
if ((screeninfo.xres!=nxRes) && (screeninfo.yres!=nyRes) && (screeninfo.bits_per_pixel!=nbpp))
{
eDebug("SetMode failed: wanted: %dx%dx%d, got %dx%dx%d",
return ioctl(fd, FBIO_WAITFORVSYNC, &c);
}
+void fbClass::blit()
+{
+ if (m_manual_blit == 1) {
+ if (ioctl(fd, FBIO_BLIT) < 0)
+ perror("FBIO_BLIT");
+ }
+}
+
fbClass::~fbClass()
{
if (available)
if (lfb)
munmap(lfb, available);
showConsole(1);
+ disableManualBlit();
}
int fbClass::PutCMAP()
{
if (locked)
return -1;
- locked=1;
+ if (m_manual_blit == 1)
+ {
+ locked = 2;
+ disableManualBlit();
+ }
+ else
+ locked = 1;
return fd;
}
{
if (!locked)
return;
+ if (locked == 2) // re-enable manualBlit
+ enableManualBlit();
locked=0;
SetMode(xRes, yRes, bpp);
PutCMAP();
}
+
+void fbClass::enableManualBlit()
+{
+ unsigned char tmp = 1;
+ if (ioctl(fd,FBIO_SET_MANUAL_BLIT, &tmp)<0)
+ perror("FBIO_SET_MANUAL_BLIT");
+ else
+ m_manual_blit = 1;
+}
+
+void fbClass::disableManualBlit()
+{
+ unsigned char tmp = 0;
+ if (ioctl(fd,FBIO_SET_MANUAL_BLIT, &tmp)<0)
+ perror("FBIO_SET_MANUAL_BLIT");
+ else
+ m_manual_blit = 0;
+}
+