1 /* Hardware memory allocator.
2 Copyright (C) 1998-2022 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 3 of the License, or
10 (at your option) any later version.
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
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
20 /* This must come before any other includes. */
31 struct hw_alloc_data *next;
35 create_hw_alloc_data (struct hw *me)
41 delete_hw_alloc_data (struct hw *me)
43 while (me->alloc_of_hw != NULL)
45 hw_free (me, me->alloc_of_hw->alloc);
52 hw_zalloc (struct hw *me, unsigned long size)
54 struct hw_alloc_data *memory = ZALLOC (struct hw_alloc_data);
55 memory->alloc = zalloc (size);
56 memory->next = me->alloc_of_hw;
57 me->alloc_of_hw = memory;
62 hw_malloc (struct hw *me, unsigned long size)
64 struct hw_alloc_data *memory = ZALLOC (struct hw_alloc_data);
65 memory->alloc = zalloc (size);
66 memory->next = me->alloc_of_hw;
67 me->alloc_of_hw = memory;
72 hw_free (struct hw *me,
75 struct hw_alloc_data **memory;
76 for (memory = &me->alloc_of_hw;
78 memory = &(*memory)->next)
80 if ((*memory)->alloc == alloc)
82 struct hw_alloc_data *die = (*memory);
83 (*memory) = die->next;
89 hw_abort (me, "free of memory not belonging to a device");