public override bool InitServer()
{
System.Diagnostics.Debugger.Log(0, null, "Framebuffer driver started");
/* Parse properties */
foreach(var prop in root)
{
if (prop.Name == "pmem")
pmem = prop.Value as tysos.PhysicalMemoryResource64;
else if (prop.Name == "vmem")
vmem = prop.Value as tysos.VirtualMemoryResource64;
else if (prop.Name == "height")
h = (int)prop.Value;
else if (prop.Name == "width")
w = (int)prop.Value;
else if (prop.Name == "bpp")
bpp = (int)prop.Value;
else if (prop.Name == "pformat")
pformat = (int)prop.Value;
else if (prop.Name == "stride")
str = (int)prop.Value;
}
if (pmem == null)
{
System.Diagnostics.Debugger.Log(0, null, "pmem not provided");
return false;
}
if (vmem == null)
{
System.Diagnostics.Debugger.Log(0, null, "vmem not provided");
return false;
}
pmem.Map(vmem);
buf = vmem.ToArray();
System.Diagnostics.Debugger.Log(0, null, "Mode: " + w.ToString() +
"x" + h.ToString() + "x" + bpp.ToString() + ", stride: " +
str.ToString() + ", pformat: " + pformat.ToString() + ", paddr: " +
pmem.Addr64.ToString("X") + ", vaddr: " + vmem.Addr64.ToString());
if(bpp != 32)
{
System.Diagnostics.Debugger.Log(0, null, "BPP " + bpp.ToString() +
" not supported");
return false;
}
for(int y = 0; y < h; y++)
{
for (int x = 0; x < w; x++)
SetPixel(x, y, 0x000000ff);
}
root.Add(new File.Property { Name = "class", Value = "framebuffer" });
Tags.Add("class");
return true;
}
public RingBufferEntry(tysos.VirtualMemoryResource64 vmem,
int offset_to_rde, int offset_to_data, int index, bool is_transmit,
int len)
{
length = len;
idx = index;
is_tx = is_transmit;
VirtualMemoryResource64 new_vmem = vmem.Split(vmem.Addr64 + (ulong)offset_to_data,
(ulong)length) as VirtualMemoryResource64;
d = new_vmem.ToArray();
buf_addr = vmem.MappedTo.Addr64 + (ulong)offset_to_data;
InitRDE(vmem.ToArray(), offset_to_rde);
}