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| 1 /** | 1 /** |
| 2 * Copyright (c) 2011 NVIDIA Corporation. All rights reserved. | 2 * Copyright (c) 2011 NVIDIA Corporation. All rights reserved. |
| 3 * | 3 * |
| 4 * See file CREDITS for list of people who contributed to this | 4 * See file CREDITS for list of people who contributed to this |
| 5 * project. | 5 * project. |
| 6 * | 6 * |
| 7 * This program is free software; you can redistribute it and/or | 7 * This program is free software; you can redistribute it and/or |
| 8 * modify it under the terms of the GNU General Public License as | 8 * modify it under the terms of the GNU General Public License as |
| 9 * published by the Free Software Foundation; either version 2 of | 9 * published by the Free Software Foundation; either version 2 of |
| 10 * the License, or (at your option) any later version. | 10 * the License, or (at your option) any later version. |
| (...skipping 10 matching lines...) Expand all Loading... |
| 21 */ | 21 */ |
| 22 | 22 |
| 23 #include "nvbctlib.h" | 23 #include "nvbctlib.h" |
| 24 #include "nvboot_bct.h" | 24 #include "nvboot_bct.h" |
| 25 #include "string.h" | 25 #include "string.h" |
| 26 #include "cbootimage.h" | 26 #include "cbootimage.h" |
| 27 | 27 |
| 28 /* nvbctlib_ap20.c: The implementation of the nvbctlib API for AP20. */ | 28 /* nvbctlib_ap20.c: The implementation of the nvbctlib API for AP20. */ |
| 29 | 29 |
| 30 /* Definitions that simplify the code which follows. */ | 30 /* Definitions that simplify the code which follows. */ |
| 31 #define CASE_GET_DEV_PARAM(dev, x) \ |
| 32 case nvbct_lib_id_##dev##_##x:\ |
| 33 *data = bct_ptr->dev_params[set].dev##_params.x; \ |
| 34 break |
| 35 |
| 36 #define CASE_SET_DEV_PARAM(dev, x) \ |
| 37 case nvbct_lib_id_##dev##_##x:\ |
| 38 bct_ptr->dev_params[set].dev##_params.x = data; \ |
| 39 break |
| 40 |
| 31 #define CASE_GET_BL_PARAM(x) \ | 41 #define CASE_GET_BL_PARAM(x) \ |
| 32 case nvbct_lib_id_bl_##x:\ | 42 case nvbct_lib_id_bl_##x:\ |
| 33 *data = bct_ptr->bootloader[set].x; \ | 43 *data = bct_ptr->bootloader[set].x; \ |
| 34 break | 44 break |
| 35 | 45 |
| 36 #define CASE_SET_BL_PARAM(x) \ | 46 #define CASE_SET_BL_PARAM(x) \ |
| 37 case nvbct_lib_id_bl_##x:\ | 47 case nvbct_lib_id_bl_##x:\ |
| 38 bct_ptr->bootloader[set].x = *data; \ | 48 bct_ptr->bootloader[set].x = *data; \ |
| 39 break | 49 break |
| 40 | 50 |
| 41 #define CASE_GET_NVU32(id) \ | 51 #define CASE_GET_NVU32(id) \ |
| 42 case nvbct_lib_id_##id:\ | 52 case nvbct_lib_id_##id:\ |
| 43 if (bct == NULL) return -ENODATA; \ | 53 if (bct == NULL) return -ENODATA; \ |
| 44 *data = bct_ptr->id; \ | 54 *data = bct_ptr->id; \ |
| 45 break | 55 break |
| 46 | 56 |
| 47 #define CASE_GET_CONST(id, val) \ | 57 #define CASE_GET_CONST(id, val) \ |
| 48 case nvbct_lib_id_##id:\ | 58 case nvbct_lib_id_##id:\ |
| 49 *data = val; \ | 59 *data = val; \ |
| 50 break | 60 break |
| 51 | 61 |
| 52 #define CASE_GET_CONST_PREFIX(id, val_prefix) \ | 62 #define CASE_GET_CONST_PREFIX(id, val_prefix) \ |
| 53 case nvbct_lib_id_##id:\ | 63 case nvbct_lib_id_##id:\ |
| 54 » *data = val_prefix##id; \ | 64 » *data = val_prefix##_##id; \ |
| 55 break | 65 break |
| 56 | 66 |
| 57 #define CASE_SET_NVU32(id) \ | 67 #define CASE_SET_NVU32(id) \ |
| 58 case nvbct_lib_id_##id:\ | 68 case nvbct_lib_id_##id:\ |
| 59 bct_ptr->id = data; \ | 69 bct_ptr->id = data; \ |
| 60 break | 70 break |
| 61 | 71 |
| 62 #define CASE_GET_DATA(id, size) \ | 72 #define CASE_GET_DATA(id, size) \ |
| 63 case nvbct_lib_id_##id:\ | 73 case nvbct_lib_id_##id:\ |
| 64 if (*length < size) return -ENODATA;\ | 74 if (*length < size) return -ENODATA;\ |
| 65 memcpy(data, &(bct_ptr->id), size); \ | 75 memcpy(data, &(bct_ptr->id), size); \ |
| 66 *length = size;\ | 76 *length = size;\ |
| 67 break | 77 break |
| 68 | 78 |
| 69 #define CASE_SET_DATA(id, size) \ | 79 #define CASE_SET_DATA(id, size) \ |
| 70 case nvbct_lib_id_##id:\ | 80 case nvbct_lib_id_##id:\ |
| 71 if (length < size) return -ENODATA;\ | 81 if (length < size) return -ENODATA;\ |
| 72 memcpy(&(bct_ptr->id), data, size); \ | 82 memcpy(&(bct_ptr->id), data, size); \ |
| 73 break | 83 break |
| 74 | 84 |
| 85 static int |
| 86 getdev_param(u_int32_t set, |
| 87 nvbct_lib_id id, |
| 88 u_int32_t *data, |
| 89 u_int8_t *bct) |
| 90 { |
| 91 nvboot_config_table *bct_ptr = (nvboot_config_table*)bct; |
| 92 |
| 93 if (data == NULL || bct == NULL) |
| 94 return -ENODATA; |
| 95 |
| 96 switch (id) { |
| 97 CASE_GET_DEV_PARAM(sdmmc, clock_divider); |
| 98 CASE_GET_DEV_PARAM(sdmmc, data_width); |
| 99 CASE_GET_DEV_PARAM(sdmmc, max_power_class_supported); |
| 100 |
| 101 CASE_GET_DEV_PARAM(spiflash, clock_source); |
| 102 CASE_GET_DEV_PARAM(spiflash, clock_divider); |
| 103 CASE_GET_DEV_PARAM(spiflash, read_command_type_fast); |
| 104 |
| 105 case nvbct_lib_id_dev_type: |
| 106 *data = bct_ptr->dev_type[set]; |
| 107 break; |
| 108 |
| 109 default: |
| 110 return -ENODATA; |
| 111 } |
| 112 |
| 113 return 0; |
| 114 } |
| 115 |
| 116 static int |
| 117 setdev_param(u_int32_t set, |
| 118 nvbct_lib_id id, |
| 119 u_int32_t data, |
| 120 u_int8_t *bct) |
| 121 { |
| 122 nvboot_config_table *bct_ptr = (nvboot_config_table*)bct; |
| 123 |
| 124 if (bct == NULL) |
| 125 return -ENODATA; |
| 126 |
| 127 switch (id) { |
| 128 CASE_SET_DEV_PARAM(sdmmc, clock_divider); |
| 129 CASE_SET_DEV_PARAM(sdmmc, data_width); |
| 130 CASE_SET_DEV_PARAM(sdmmc, max_power_class_supported); |
| 131 |
| 132 CASE_SET_DEV_PARAM(spiflash, clock_source); |
| 133 CASE_SET_DEV_PARAM(spiflash, clock_divider); |
| 134 CASE_SET_DEV_PARAM(spiflash, read_command_type_fast); |
| 135 |
| 136 case nvbct_lib_id_dev_type: |
| 137 bct_ptr->dev_type[set] = data; |
| 138 break; |
| 139 |
| 140 default: |
| 141 return -ENODATA; |
| 142 } |
| 143 |
| 144 return 0; |
| 145 |
| 146 } |
| 75 | 147 |
| 76 static int | 148 static int |
| 77 getbl_param(u_int32_t set, | 149 getbl_param(u_int32_t set, |
| 78 nvbct_lib_id id, | 150 nvbct_lib_id id, |
| 79 u_int32_t *data, | 151 u_int32_t *data, |
| 80 u_int8_t *bct) | 152 u_int8_t *bct) |
| 81 { | 153 { |
| 82 nvboot_config_table *bct_ptr = (nvboot_config_table*)bct; | 154 nvboot_config_table *bct_ptr = (nvboot_config_table*)bct; |
| 83 | 155 |
| 84 if (set >= NVBOOT_MAX_BOOTLOADERS) | 156 if (set >= NVBOOT_MAX_BOOTLOADERS) |
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| 159 return -ENODATA; | 231 return -ENODATA; |
| 160 | 232 |
| 161 switch (id) { | 233 switch (id) { |
| 162 /* | 234 /* |
| 163 * Simple BCT fields | 235 * Simple BCT fields |
| 164 */ | 236 */ |
| 165 CASE_GET_NVU32(boot_data_version); | 237 CASE_GET_NVU32(boot_data_version); |
| 166 CASE_GET_NVU32(block_size_log2); | 238 CASE_GET_NVU32(block_size_log2); |
| 167 CASE_GET_NVU32(page_size_log2); | 239 CASE_GET_NVU32(page_size_log2); |
| 168 CASE_GET_NVU32(partition_size); | 240 CASE_GET_NVU32(partition_size); |
| 241 CASE_GET_NVU32(num_param_sets); |
| 169 CASE_GET_NVU32(bootloader_used); | 242 CASE_GET_NVU32(bootloader_used); |
| 170 | 243 |
| 171 /* | 244 /* |
| 172 * Constants. | 245 * Constants. |
| 173 */ | 246 */ |
| 174 | 247 |
| 175 CASE_GET_CONST(bootloaders_max, NVBOOT_MAX_BOOTLOADERS); | 248 CASE_GET_CONST(bootloaders_max, NVBOOT_MAX_BOOTLOADERS); |
| 176 CASE_GET_CONST(reserved_size, NVBOOT_BCT_RESERVED_SIZE); | 249 CASE_GET_CONST(reserved_size, NVBOOT_BCT_RESERVED_SIZE); |
| 177 | 250 |
| 178 case nvbct_lib_id_reserved_offset: | 251 case nvbct_lib_id_reserved_offset: |
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| 192 - (u_int8_t*)&samplebct; | 265 - (u_int8_t*)&samplebct; |
| 193 break; | 266 break; |
| 194 | 267 |
| 195 case nvbct_lib_id_crypto_length: | 268 case nvbct_lib_id_crypto_length: |
| 196 /* size of region in BCT to encrypt & sign */ | 269 /* size of region in BCT to encrypt & sign */ |
| 197 *data = sizeof(nvboot_config_table) - sizeof(nvboot_hash); | 270 *data = sizeof(nvboot_config_table) - sizeof(nvboot_hash); |
| 198 break; | 271 break; |
| 199 | 272 |
| 200 CASE_GET_CONST(max_bct_search_blks, NVBOOT_MAX_BCT_SEARCH_BLOCKS); | 273 CASE_GET_CONST(max_bct_search_blks, NVBOOT_MAX_BCT_SEARCH_BLOCKS); |
| 201 | 274 |
| 275 CASE_GET_CONST_PREFIX(dev_type_sdmmc, nvboot); |
| 276 CASE_GET_CONST_PREFIX(dev_type_spi, nvboot); |
| 277 CASE_GET_CONST_PREFIX(sdmmc_data_width_4bit, nvboot); |
| 278 CASE_GET_CONST_PREFIX(sdmmc_data_width_8bit, nvboot); |
| 279 CASE_GET_CONST_PREFIX(spi_clock_source_pllp_out0, nvboot); |
| 280 CASE_GET_CONST_PREFIX(spi_clock_source_pllc_out0, nvboot); |
| 281 CASE_GET_CONST_PREFIX(spi_clock_source_pllm_out0, nvboot); |
| 282 CASE_GET_CONST_PREFIX(spi_clock_source_clockm, nvboot); |
| 283 |
| 202 default: | 284 default: |
| 203 return -ENODATA; | 285 return -ENODATA; |
| 204 } | 286 } |
| 205 return 0; | 287 return 0; |
| 206 } | 288 } |
| 207 | 289 |
| 208 static int | 290 static int |
| 209 bct_set_value(nvbct_lib_id id, u_int32_t data, u_int8_t *bct) | 291 bct_set_value(nvbct_lib_id id, u_int32_t data, u_int8_t *bct) |
| 210 { | 292 { |
| 211 nvboot_config_table *bct_ptr = (nvboot_config_table*)bct; | 293 nvboot_config_table *bct_ptr = (nvboot_config_table*)bct; |
| 212 | 294 |
| 213 if (bct == NULL) | 295 if (bct == NULL) |
| 214 return -ENODATA; | 296 return -ENODATA; |
| 215 | 297 |
| 216 switch (id) { | 298 switch (id) { |
| 217 /* | 299 /* |
| 218 * Simple BCT fields | 300 * Simple BCT fields |
| 219 */ | 301 */ |
| 220 CASE_SET_NVU32(boot_data_version); | 302 CASE_SET_NVU32(boot_data_version); |
| 221 CASE_SET_NVU32(block_size_log2); | 303 CASE_SET_NVU32(block_size_log2); |
| 222 CASE_SET_NVU32(page_size_log2); | 304 CASE_SET_NVU32(page_size_log2); |
| 223 CASE_SET_NVU32(partition_size); | 305 CASE_SET_NVU32(partition_size); |
| 306 CASE_SET_NVU32(num_param_sets); |
| 224 CASE_SET_NVU32(bootloader_used); | 307 CASE_SET_NVU32(bootloader_used); |
| 225 | 308 |
| 226 default: | 309 default: |
| 227 return -ENODATA; | 310 return -ENODATA; |
| 228 } | 311 } |
| 229 | 312 |
| 230 return 0; | 313 return 0; |
| 231 } | 314 } |
| 232 | 315 |
| 233 | 316 |
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| 272 nvbct_lib_get_fns(nvbct_lib_fns *fns) | 355 nvbct_lib_get_fns(nvbct_lib_fns *fns) |
| 273 { | 356 { |
| 274 fns->get_value = bct_get_value; | 357 fns->get_value = bct_get_value; |
| 275 fns->set_value = bct_set_value; | 358 fns->set_value = bct_set_value; |
| 276 | 359 |
| 277 fns->get_data = bct_get_data; | 360 fns->get_data = bct_get_data; |
| 278 fns->set_data = bct_set_data; | 361 fns->set_data = bct_set_data; |
| 279 | 362 |
| 280 fns->getbl_param = getbl_param; | 363 fns->getbl_param = getbl_param; |
| 281 fns->setbl_param = setbl_param; | 364 fns->setbl_param = setbl_param; |
| 365 |
| 366 fns->getdev_param = getdev_param; |
| 367 fns->setdev_param = setdev_param; |
| 368 |
| 282 } | 369 } |
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