uspace/fb/main.c

   1 /*
   2  * Copyright (C) 2006 Ondrej Palkovsky
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  *
   9  * - Redistributions of source code must retain the above copyright
  10  *   notice, this list of conditions and the following disclaimer.
  11  * - Redistributions in binary form must reproduce the above copyright
  12  *   notice, this list of conditions and the following disclaimer in the
  13  *   documentation and/or other materials provided with the distribution.
  14  * - The name of the author may not be used to endorse or promote products
  15  *   derived from this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  */
  28
  29 #include <ipc/ipc.h>
  30 #include <ipc/services.h>
  31 #include <sysinfo.h>
  32 #include <async.h>
  33 #include <as.h>
  34 #include <align.h>
  35 #include <errno.h>
  36
  37 #include "fb.h"
  38 #include "sysio.h"
  39 #include "ega.h"
  40 #include "main.h"
  41
  42 void receive_comm_area(ipc_callid_t callid, ipc_call_t *call, void **area)
  43 {
  44         void *dest;
  45
  46         dest = as_get_mappable_page(IPC_GET_ARG2(*call),
  47                 PAGE_COLOR(IPC_GET_ARG1(*call)));
  48         if (ipc_answer_fast(callid, 0, (sysarg_t) dest, 0) == 0) {
  49                 if (*area)
  50                         as_area_destroy(*area);
  51                 *area = dest;
  52         }
  53 }
  54
  55 int main(int argc, char *argv[])
  56 {
  57         ipcarg_t phonead;
  58         int initialized = 0;
  59
  60 #ifdef FB_ENABLED
  61         if (sysinfo_value("fb.kind") == 1) {
  62                 if (fb_init() == 0)
  63                         initialized = 1;
  64         }
  65 #endif
  66 #ifdef EGA_ENABLED
  67         if (!initialized && sysinfo_value("fb.kind") == 2) {
  68                 if (ega_init() == 0)
  69                         initialized = 1;
  70         }
  71 #endif
  72
  73         if (!initialized)
  74                 sysio_init();
  75
  76         if (ipc_connect_to_me(PHONE_NS, SERVICE_VIDEO, 0, &phonead) != 0)
  77                 return -1;
  78
  79         async_manager();
  80         /* Never reached */
  81         return 0;
  82 }