Chandan Uddaraju | 8adde5a | 2009-11-17 11:31:28 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2009, Google Inc. |
| 3 | * All rights reserved. |
Ajay Dudani | 32edd47 | 2009-11-25 14:43:14 -0800 | [diff] [blame] | 4 | * Copyright (c) 2009, Code Aurora Forum. All rights reserved. |
Chandan Uddaraju | 8adde5a | 2009-11-17 11:31:28 -0800 | [diff] [blame] | 5 | * |
| 6 | * Redistribution and use in source and binary forms, with or without |
| 7 | * modification, are permitted provided that the following conditions |
| 8 | * are met: |
| 9 | * * Redistributions of source code must retain the above copyright |
| 10 | * notice, this list of conditions and the following disclaimer. |
| 11 | * * Redistributions in binary form must reproduce the above copyright |
| 12 | * notice, this list of conditions and the following disclaimer in |
| 13 | * the documentation and/or other materials provided with the |
| 14 | * distribution. |
| 15 | * * Neither the name of Google, Inc. nor the names of its contributors |
| 16 | * may be used to endorse or promote products derived from this |
| 17 | * software without specific prior written permission. |
| 18 | * |
| 19 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 20 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 21 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
| 22 | * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
| 23 | * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 24 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
| 25 | * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
| 26 | * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
| 27 | * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| 28 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| 29 | * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 30 | * SUCH DAMAGE. |
| 31 | */ |
| 32 | |
| 33 | #include <debug.h> |
| 34 | #include <dev/keys.h> |
| 35 | #include <dev/gpio_keypad.h> |
| 36 | #include <lib/ptable.h> |
| 37 | #include <dev/flash.h> |
Chandan Uddaraju | 885e4db | 2009-12-03 22:45:26 -0800 | [diff] [blame^] | 38 | #include <smem.h> |
| 39 | |
| 40 | #define LINUX_MACHTYPE_SURF 1007016 |
| 41 | #define LINUX_MACHTYPE_FFA 1007017 |
| 42 | #define LINUX_MACHTYPE_FLUID 1007018 |
| 43 | |
| 44 | //Enum values for 7x30 target platforms. |
| 45 | enum platform |
| 46 | { |
| 47 | HW_PLATFORM_UNKNOWN = 0, |
| 48 | HW_PLATFORM_SURF = 1, |
| 49 | HW_PLATFORM_FFA = 2, |
| 50 | HW_PLATFORM_FLUID = 3, |
| 51 | HW_PLATFORM_32BITS = 0x7FFFFFFF |
| 52 | }; |
Chandan Uddaraju | 8adde5a | 2009-11-17 11:31:28 -0800 | [diff] [blame] | 53 | |
| 54 | static struct ptable flash_ptable; |
| 55 | |
| 56 | /* for these partitions, start will be offset by either what we get from |
| 57 | * smem, or from the above offset if smem is not useful. Also, we should |
| 58 | * probably have smem_ptable code populate our flash_ptable. |
| 59 | * |
| 60 | * When smem provides us with a full partition table, we can get rid of |
| 61 | * this altogether. |
| 62 | * |
| 63 | */ |
| 64 | static struct ptentry board_part_list[] = { |
| 65 | { |
| 66 | .start = 0, |
| 67 | .length = 40, |
| 68 | .name = "boot", |
| 69 | }, |
| 70 | { |
| 71 | .start = 56, |
Ajay Dudani | 232ce81 | 2009-12-02 00:14:11 -0800 | [diff] [blame] | 72 | .length = 304 /* 76MB */, |
Chandan Uddaraju | 8adde5a | 2009-11-17 11:31:28 -0800 | [diff] [blame] | 73 | .name = "system", |
| 74 | }, |
| 75 | { |
Ajay Dudani | 232ce81 | 2009-12-02 00:14:11 -0800 | [diff] [blame] | 76 | .start = 364, |
| 77 | .length = 304 /* 76MB */, |
Chandan Uddaraju | 8adde5a | 2009-11-17 11:31:28 -0800 | [diff] [blame] | 78 | .name = "cache", |
| 79 | }, |
| 80 | { |
Ajay Dudani | 232ce81 | 2009-12-02 00:14:11 -0800 | [diff] [blame] | 81 | .start = 672, |
| 82 | .length = 304 /* 76MB */, |
Chandan Uddaraju | 8adde5a | 2009-11-17 11:31:28 -0800 | [diff] [blame] | 83 | .name = "userdata", |
| 84 | }, |
| 85 | }; |
| 86 | static int num_parts = sizeof(board_part_list)/sizeof(struct ptentry); |
| 87 | |
| 88 | void smem_ptable_init(void); |
| 89 | unsigned smem_get_apps_flash_start(void); |
| 90 | |
| 91 | void keypad_init(void); |
| 92 | |
| 93 | void target_init(void) |
| 94 | { |
| 95 | unsigned offset; |
| 96 | struct flash_info *flash_info; |
| 97 | int i; |
| 98 | |
| 99 | dprintf(INFO, "target_init()\n"); |
| 100 | |
Chandan Uddaraju | 5fa471a | 2009-12-02 17:31:34 -0800 | [diff] [blame] | 101 | keys_init(); |
| 102 | keypad_init(); |
Chandan Uddaraju | 8adde5a | 2009-11-17 11:31:28 -0800 | [diff] [blame] | 103 | |
| 104 | ptable_init(&flash_ptable); |
| 105 | smem_ptable_init(); |
| 106 | |
| 107 | flash_init(); |
| 108 | flash_info = flash_get_info(); |
| 109 | ASSERT(flash_info); |
| 110 | |
| 111 | offset = smem_get_apps_flash_start(); |
| 112 | if (offset == 0xffffffff) |
| 113 | while(1); |
| 114 | |
| 115 | for (i = 0; i < num_parts; i++) { |
| 116 | struct ptentry *ptn = &board_part_list[i]; |
| 117 | unsigned len = ptn->length; |
| 118 | |
| 119 | if ((len == 0) && (i == num_parts - 1)) |
| 120 | len = flash_info->num_blocks - offset - ptn->start; |
| 121 | ptable_add(&flash_ptable, ptn->name, offset + ptn->start, |
| 122 | len, ptn->flags); |
| 123 | } |
| 124 | |
| 125 | ptable_dump(&flash_ptable); |
| 126 | flash_set_ptable(&flash_ptable); |
| 127 | } |
Chandan Uddaraju | 885e4db | 2009-12-03 22:45:26 -0800 | [diff] [blame^] | 128 | |
| 129 | unsigned board_machtype(void) |
| 130 | { |
| 131 | struct smem_board_info board_info; |
| 132 | unsigned int board_info_struct_len = sizeof(board_info); |
| 133 | enum platform platform_type = 0; |
| 134 | unsigned smem_status; |
| 135 | |
| 136 | smem_status = smem_read_alloc_entry(SMEM_BOARD_INFO_LOCATION, |
| 137 | &board_info, board_info_struct_len ); |
| 138 | if(smem_status) |
| 139 | { |
| 140 | dprintf(CRITICAL, "ERROR: unable to read shared memory for Hardware Platform\n"); |
| 141 | } |
| 142 | |
| 143 | if (board_info.format == 3) |
| 144 | { |
| 145 | platform_type = board_info.hw_platform; |
| 146 | switch (platform_type) |
| 147 | { |
| 148 | case HW_PLATFORM_SURF: |
| 149 | return LINUX_MACHTYPE_SURF; |
| 150 | case HW_PLATFORM_FFA: |
| 151 | return LINUX_MACHTYPE_FFA; |
| 152 | case HW_PLATFORM_FLUID: |
| 153 | return LINUX_MACHTYPE_FLUID; |
| 154 | default: |
| 155 | return LINUX_MACHTYPE_SURF; |
| 156 | } |
| 157 | } |
| 158 | return LINUX_MACHTYPE_SURF; |
| 159 | } |