2 * (c) 2008-2009 Technische Universität Dresden
3 * This file is part of TUD:OS and distributed under the terms of the
4 * GNU General Public License 2.
5 * Please see the COPYING-GPL-2 file for details.
7 #include <l4/util/mb_info.h>
8 #include <l4/sys/consts.h>
10 #include <l4/re/dataspace>
11 #include <l4/re/video/goos>
12 #include <l4/re/video/goos-sys.h>
13 #include <l4/re/protocols>
15 #include <l4/sigma0/sigma0.h>
17 #include <l4/cxx/iostream>
18 #include <l4/cxx/l4iostream>
20 #include "dataspace_static.h"
22 #include "name_space.h"
25 #include <l4/re/util/video/goos_svr>
27 using L4Re::Dataspace;
29 class Vesa_fb : public L4Re::Util::Video::Goos_svr, public Moe::Server_object
32 l4util_mb_vbe_ctrl_t *vbe;
33 l4util_mb_vbe_mode_t *vbi;
34 unsigned long base_offset;
35 unsigned long map_size;
38 Vesa_fb(l4util_mb_info_t *mbi);
41 int dispatch(l4_umword_t obj, L4::Ipc_iostream &ios)
42 { return L4Re::Util::Video::Goos_svr::dispatch(obj, ios); }
47 init_vesa_fb(l4util_mb_info_t *mbi)
49 static Vesa_fb video(mbi);
53 Vesa_fb::Vesa_fb(l4util_mb_info_t *mbi)
55 if (!(mbi->flags & L4UTIL_MB_VIDEO_INFO))
57 vbe = (l4util_mb_vbe_ctrl_t*)mbi->vbe_ctrl_info;
58 vbi = (l4util_mb_vbe_mode_t*)mbi->vbe_mode_info;
62 base_offset = vbi->phys_base & (L4_SUPERPAGESIZE - 1);
63 unsigned long paddr = vbi->phys_base & ~(L4_SUPERPAGESIZE - 1);
64 unsigned long vaddr = 0xa0000000;
65 unsigned long fb_size = 64*1024*vbe->total_memory;
66 map_size = (fb_size + base_offset + L4_SUPERPAGESIZE - 1)
67 & ~(L4_SUPERPAGESIZE - 1);
69 switch (l4sigma0_map_iomem(Sigma0_cap, paddr, vaddr, map_size, 1))
72 L4::cerr << "IPC error mapping video memory\n";
75 L4::cerr << "No fpage received\n";
81 Moe::Dataspace_static *fb = new Moe::Dataspace_static((void*)vaddr, map_size, Moe::Dataspace_static::Writable | (L4_FPAGE_BUFFERABLE << 16));
83 _screen_info.width = vbi->x_resolution;
84 _screen_info.height = vbi->y_resolution;
85 _screen_info.flags = L4Re::Video::Goos::F_auto_refresh;
86 _screen_info.pixel_info = L4Re::Video::Pixel_info(vbi);
88 _view_info.buffer_offset = base_offset;
89 _view_info.bytes_per_line = vbi->bytes_per_scanline;
93 _fb_ds = L4::cap_cast<L4Re::Dataspace>(object_pool.cap_alloc()->alloc(fb));
95 object_pool.cap_alloc()->alloc(this);
96 root_name_space()->register_obj("vesa", L4Re::Util::Names::Obj(0, this));
98 L4::cout << " VESAFB: " << obj_cap() << _fb_ds
99 << " @" << (void*)vbi->phys_base
100 << " (size=" << L4::hex << 64*1024*vbe->total_memory << ")\n" << L4::dec;