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 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