2010-01-30 10:21:56 +02:00
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#pypp 0
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#include <devices.hh>
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#include <iris.hh>
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Kernel::Num start ():
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Device d = Kernel::my_receiver.create_capability (0)
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Kernel::my_parent.provide_device <Display> (d.copy (), 0x10000)
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Kernel::free_cap (d)
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Kernel::my_parent.init_done ()
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Display real = Kernel::my_parent.get_device <Display> (0)
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while true:
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Kernel::wait ()
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Kernel::Cap arg = Kernel::get_arg ()
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Kernel::Cap reply = Kernel::get_reply ()
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switch Kernel::recv.protected_data.h:
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case 0:
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switch Kernel::recv.data[0].l:
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case Device::CREATE_USER:
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Kernel::Memory mem (arg)
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2010-01-31 10:26:23 +02:00
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Kernel::Caps ret = mem.create_caps (3)
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2010-01-30 10:21:56 +02:00
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Kernel::Cap target = Kernel::my_receiver.create_capability (Kernel::Num (0, 1))
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2010-01-31 10:26:23 +02:00
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ret.set (0, target.copy ())
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ret.set (1, mem)
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Kernel::free_cap (target)
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2010-01-30 10:21:56 +02:00
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for unsigned i = 0; i < 320 * 240 * 4; i += PAGE_SIZE:
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Kernel::Page p = Kernel::my_memory.mapping ((void *)(0x15000 + i))
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Kernel::Page t = mem.create_page ()
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t.set_flags (Kernel::Page::PAYING, Kernel::Page::PAYING)
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p.share (t, Kernel::Page::FORGET)
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mem.map (t, 0x15000 + i)
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Kernel::my_memory.destroy (t)
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Kernel::free_cap (t)
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Kernel::free_cap (p)
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2010-01-31 10:26:23 +02:00
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reply.invoke (0, 0, ret.copy ())
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Kernel::free_cap (ret)
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2010-01-30 10:21:56 +02:00
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break
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case Device::DESTROY_USER:
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Kernel::panic (0, "destroying emulation user")
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case Device::USE:
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case Device::UNUSE:
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reply.invoke ()
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break
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default:
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kdebug_num (Kernel::recv.data[0].l)
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kdebug ("\n")
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Kernel::panic (0, "invalid emulation command")
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break
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case 1:
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switch Kernel::recv.data[0].l:
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case Display::SET_EOF_CB:
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real.set_eof_cb (arg.copy ())
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while Kernel::recv.data[0].l != 0:
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Kernel::my_parent.wait <Display> (0)
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real.set_eof_cb (arg.copy ())
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reply.invoke ()
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break
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default:
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kdebug_num (Kernel::recv.data[0].l)
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kdebug_char ('\n')
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Kernel::panic (Kernel::recv.data[0].l, "invalid operation on display emulation")
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break
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default:
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Kernel::panic (0, "bug in display emulation")
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Kernel::free_cap (arg)
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Kernel::free_cap (reply)
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