1 /* Hardware memory allocator.
2 Copyright (C) 1998 Free Software Foundation, Inc.
3 Contributed by Cygnus Support.
5 This file is part of GDB, the GNU debugger.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2, or (at your option)
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License along
18 with this program; if not, write to the Free Software Foundation, Inc.,
19 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
30 struct hw_alloc_data
{
33 struct hw_alloc_data
*next
;
37 create_hw_alloc_data (struct hw
*me
)
43 delete_hw_alloc_data (struct hw
*me
)
45 while (me
->alloc_of_hw
!= NULL
)
47 hw_free (me
, me
->alloc_of_hw
->alloc
);
54 hw_zalloc (struct hw
*me
, unsigned long size
)
56 struct hw_alloc_data
*memory
= ZALLOC (struct hw_alloc_data
);
57 memory
->alloc
= zalloc (size
);
59 memory
->next
= me
->alloc_of_hw
;
60 me
->alloc_of_hw
= memory
;
65 hw_malloc (struct hw
*me
, unsigned long size
)
67 struct hw_alloc_data
*memory
= ZALLOC (struct hw_alloc_data
);
68 memory
->alloc
= zalloc (size
);
70 memory
->next
= me
->alloc_of_hw
;
71 me
->alloc_of_hw
= memory
;
76 hw_free (struct hw
*me
,
79 struct hw_alloc_data
**memory
;
80 for (memory
= &me
->alloc_of_hw
;
82 memory
= &(*memory
)->next
)
84 if ((*memory
)->alloc
== alloc
)
86 struct hw_alloc_data
*die
= (*memory
);
87 (*memory
) = die
->next
;
96 hw_abort (me
, "free of memory not belonging to a device");
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