| /* |
| * Copyright (c) 2009, Google Inc. |
| * All rights reserved. |
| * |
| * Copyright (c) 2009, Code Aurora Forum. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
| * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
| * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
| * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
| * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
| * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| */ |
| |
| #ifndef __PLATFORM_MSM_SHARED_SMEM_H |
| #define __PLATFORM_MSM_SHARED_SMEM_H |
| |
| #include <sys/types.h> |
| |
| struct smem_proc_comm |
| { |
| unsigned command; |
| unsigned status; |
| unsigned data1; |
| unsigned data2; |
| }; |
| |
| struct smem_heap_info |
| { |
| unsigned initialized; |
| unsigned free_offset; |
| unsigned heap_remaining; |
| unsigned reserved; |
| }; |
| |
| struct smem_alloc_info |
| { |
| unsigned allocated; |
| unsigned offset; |
| unsigned size; |
| unsigned reserved; |
| }; |
| |
| struct smem { |
| struct smem_proc_comm proc_comm[4]; |
| unsigned version_info[32]; |
| struct smem_heap_info heap_info; |
| struct smem_alloc_info alloc_info[128]; |
| }; |
| |
| struct smem_board_info_v3 |
| { |
| unsigned format; |
| unsigned msm_id; |
| unsigned msm_version; |
| char build_id[32]; |
| unsigned raw_msm_id; |
| unsigned raw_msm_version; |
| unsigned hw_platform; |
| }; |
| |
| struct smem_board_info_v4 |
| { |
| struct smem_board_info_v3 board_info_v3; |
| unsigned platform_version; |
| unsigned buffer_align; //Need for 8 bytes alignment while reading from shared memory. |
| }; |
| |
| typedef enum { |
| SMEM_SPINLOCK_ARRAY = 7, |
| |
| SMEM_AARM_PARTITION_TABLE = 9, |
| |
| SMEM_APPS_BOOT_MODE = 106, |
| |
| SMEM_BOARD_INFO_LOCATION = 137, |
| |
| SMEM_USABLE_RAM_PARTITION_TABLE = 402, |
| |
| SMEM_POWER_ON_STATUS_INFO = 403, |
| |
| SMEM_FIRST_VALID_TYPE = SMEM_SPINLOCK_ARRAY, |
| SMEM_LAST_VALID_TYPE = SMEM_USABLE_RAM_PARTITION_TABLE, |
| } smem_mem_type_t; |
| |
| /* Note: buf MUST be 4byte aligned, and max_len MUST be a multiple of 4. */ |
| unsigned smem_read_alloc_entry(smem_mem_type_t type, void *buf, int max_len); |
| |
| /* SMEM RAM Partition */ |
| enum { |
| DEFAULT_ATTRB = ~0x0, |
| READ_ONLY = 0x0, |
| READWRITE, |
| }; |
| |
| enum { |
| DEFAULT_CATEGORY = ~0x0, |
| SMI = 0x0, |
| EBI1, |
| EBI2, |
| QDSP6, |
| IRAM, |
| IMEM, |
| EBI0_CS0, |
| EBI0_CS1, |
| EBI1_CS0, |
| EBI1_CS1, |
| }; |
| |
| enum { |
| DEFAULT_DOMAIN = 0x0, |
| APPS_DOMAIN, |
| MODEM_DOMAIN, |
| SHARED_DOMAIN, |
| }; |
| |
| struct smem_ram_ptn { |
| char name[16]; |
| unsigned start; |
| unsigned size; |
| |
| /* RAM Partition attribute: READ_ONLY, READWRITE etc. */ |
| unsigned attr; |
| |
| /* RAM Partition category: EBI0, EBI1, IRAM, IMEM */ |
| unsigned category; |
| |
| /* RAM Partition domain: APPS, MODEM, APPS & MODEM (SHARED) etc. */ |
| unsigned domain; |
| |
| /* reserved for future expansion without changing version number */ |
| unsigned reserved1, reserved2, reserved3, reserved4, reserved5; |
| } __attribute__ ((__packed__)); |
| |
| struct smem_ram_ptable { |
| #define _SMEM_RAM_PTABLE_MAGIC_1 0x9DA5E0A8 |
| #define _SMEM_RAM_PTABLE_MAGIC_2 0xAF9EC4E2 |
| unsigned magic[2]; |
| unsigned version; |
| unsigned reserved1; |
| unsigned len; |
| struct smem_ram_ptn parts[32]; |
| unsigned buf; |
| } __attribute__ ((__packed__)); |
| |
| /* Power on reason/status info */ |
| #define PWR_ON_EVENT_USB_CHG 0x20 |
| |
| #endif /* __PLATFORM_MSM_SHARED_SMEM_H */ |