1 /*
2 * Copyright (c) 2008, Google Inc.
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 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in
12 * the documentation and/or other materials provided with the
13 * distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
18 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
19 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
22 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
25 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29 struct smem_heap_info
30 {
31 unsigned initialized;
32 unsigned free_offset;
33 unsigned heap_remaining;
34 unsigned reserved;
35 };
36
37 struct smem_heap_entry
38 {
39 unsigned allocated;
40 unsigned offset;
41 unsigned size;
42 unsigned reserved;
43 };
44
45 struct smem_proc_comm
46 {
47 unsigned command;
48 unsigned status;
49 unsigned data1;
50 unsigned data2;
51 };
52
53 struct smem_shared
54 {
55 struct smem_proc_comm proc_comm[4];
56 unsigned version[32];
57 struct smem_heap_info heap_info;
58 struct smem_heap_entry heap_toc[128];
59 };
60
61 struct smsm_shared
62 {
63 unsigned host;
64 unsigned state;
65 };
66
67 #define SZ_DIAG_ERR_MSG 0xC8
68 #define ID_DIAG_ERR_MSG 6
69 #define ID_HEAP_INFO 3
70 #define ID_SMD_CHANNELS 13
71 #define ID_SHARED_STATE 82
72
73
dump_smem_info(void)74 void dump_smem_info(void)
75 {
76 unsigned n;
77 struct smem_heap_entry *he;
78 struct smem_shared *shared = (void*) 0x01f00000;
79 dprintf("--- smem info ---\n");
80
81 dprintf("heap: init=%x free=%x remain=%x\n",
82 shared->heap_info.initialized,
83 shared->heap_info.free_offset,
84 shared->heap_info.heap_remaining);
85
86 he = shared->heap_toc;
87 for(n = 0; n < 128; n++) {
88 if(he->allocated) {
89 dprintf("%x: alloc=%x offset=%x size=%x\n",
90 n, he->allocated, he->offset, he->size);
91 }
92 he++;
93 }
94 }
95