public static unsafe FrameBuffer CreateFrameBuffer()
{
var targetProcId = SysCalls.GetProcessIDForCommand(SysCallTarget.GetFramebufferInfo);
var fbInfoMem = SysCalls.RequestMessageBuffer(4096, targetProcId);
SysCalls.GetFramebufferInfo(fbInfoMem);
var fbPresent = (int *)fbInfoMem.Start;
if (*fbPresent == 0)
{
return(null);
}
var fbInfo = *(BootInfoFramebufferInfo *)(fbInfoMem.Start + 4);
fbInfo.FbAddr = SysCalls.GetPhysicalMemory(fbInfo.FbAddr, fbInfo.RequiredMemory);
return(new FrameBuffer(ref fbInfo));
}
public static unsafe FrameBuffer Create()
{
var targetProcId = SysCalls.GetProcessIDForCommand(SysCallTarget.GetFramebufferInfo);
var fbInfoMem = SysCalls.RequestMessageBuffer(4096, targetProcId);
SysCalls.GetFramebufferInfo(fbInfoMem);
var fbPresent = (int *)fbInfoMem.Start;
if (*fbPresent == 0)
{
return(null);
}
var fbInfo = (BootInfoFramebufferInfo *)(fbInfoMem.Start + 4);
var fb = new FrameBuffer(fbInfo->FbAddr, (int)fbInfo->FbWidth, (int)fbInfo->FbHeight, (int)fbInfo->FbPitch, (int)fbInfo->FbBpp);
fb.RequestMemory();
return(fb);
}