arch/ppc-chrp/efika/bootloader/bootloader_init.c

   1 /*
   2     Copyright © 1995-2006, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Bootloader information initialisation.
   6 */
   7
   8 #define DEBUG 1
   9 #include <aros/debug.h>
  10
  11 #include <exec/types.h>
  12 #include <exec/memory.h>
  13 #include <exec/resident.h>
  14 #include <utility/utility.h>
  15 #include <utility/tagitem.h>
  16 #include <proto/exec.h>
  17 #include <proto/bootloader.h>
  18 #include <proto/utility.h>
  19 #include <proto/kernel.h>
  20
  21 #include <aros/symbolsets.h>
  22 #include <aros/bootloader.h>
  23 #include <aros/kernel.h>
  24 #include "bootloader_intern.h"
  25 #include LC_LIBDEFS_FILE
  26
  27 #include <string.h>
  28
  29 static int GM_UNIQUENAME(Init)(LIBBASETYPEPTR BootLoaderBase)
  30 {
  31     void *KernelBase = OpenResource("kernel.resource");
  32     struct TagItem *msg = KrnGetBootInfo();
  33     IPTR tmp;
  34
  35     BootLoaderBase->Flags = 0;
  36
  37     NEWLIST(&(BootLoaderBase->Args));
  38     NEWLIST(&(BootLoaderBase->DriveInfo));
  39
  40     D(bug("[BootLdr] Init. msg=%p\n", msg));
  41
  42     /* Right. Now we extract the data currently placed in 0x1000 by exec */
  43     if (msg)
  44     {
  45         BootLoaderBase->LdrName = "UBootSecondLevelBootloader";
  46         BootLoaderBase->Flags |= MB_FLAGS_LDRNAME;
  47
  48         tmp = GetTagData(KRN_CmdLine, 0, msg);
  49         D(bug("[BootLdr] KRN_CmdLine=%p\n", tmp));
  50         if (tmp)
  51         {
  52             STRPTR cmd,buff;
  53             ULONG temp;
  54             struct Node *node;
  55
  56             D(bug("[BootLdr] CmdLine=\"%s\"\n", (STRPTR)tmp));
  57
  58             /* First make a working copy of the command line */
  59             if ((buff = AllocMem(200,MEMF_ANY|MEMF_CLEAR)))
  60             {
  61                 strncpy(buff, (STRPTR)tmp, 200);
  62                 /* remove any leading spaces */
  63                 cmd = stpblk(buff);
  64                 while(cmd[0])
  65                 {
  66                     /* Split the command line */
  67                     temp = strcspn(cmd," ");
  68                     cmd[temp++] = 0x00;
  69                     D(bug("[BootLdr] Init: Argument %s\n",cmd));
  70                     /* Allocate node and insert into list */
  71                     node = AllocMem(sizeof(struct Node),MEMF_ANY|MEMF_CLEAR);
  72                     node->ln_Name = cmd;
  73                     AddTail(&(BootLoaderBase->Args),node);
  74                     /* Skip to next part */
  75                     cmd = stpblk(cmd+temp);
  76                 }
  77
  78                 BootLoaderBase->Flags |= MB_FLAGS_CMDLINE;
  79             }
  80         }
  81     }
  82     return TRUE;
  83 }
  84
  85 ADD2INITLIB(GM_UNIQUENAME(Init), 0)