pal_configuration.h

00001 /*******************************************************************************
00002  * Copyright 2016, 2017 ARM Ltd.
00003  *
00004  * Licensed under the Apache License, Version 2.0 (the "License");
00005  * you may not use this file except in compliance with the License.
00006  * You may obtain a copy of the License at
00007  *
00008  *     http://www.apache.org/licenses/LICENSE-2.0
00009  *
00010  * Unless required by applicable law or agreed to in writing, software
00011  * distributed under the License is distributed on an "AS IS" BASIS,
00012  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00013  * See the License for the specific language governing permissions and
00014  * limitations under the License.
00015  *******************************************************************************/
00016 
00017 
00018 #ifndef _PAL_COFIGURATION_H
00019 #define _PAL_COFIGURATION_H
00020 #include "limits.h"
00021 
00022 
00023 #ifdef PAL_USER_DEFINED_CONFIGURATION
00024     #include PAL_USER_DEFINED_CONFIGURATION
00025 #else
00026     #include "sotp_fs.h"
00027 #endif
00028 
00029 
00030 /*! \brief If needed any board specific configuration please set this define
00031 */
00032 #ifdef PAL_BOARD_SPECIFIC_CONFIG
00033     #include PAL_BOARD_SPECIFIC_CONFIG
00034 #endif
00035 
00036 
00037 /*! \brief let the user choose its platform configuration file.
00038     \note if the user does not specify a platform configuration file,
00039     \note PAL uses a default configuration set that can be found at \b Configs/pal_config folder
00040   */
00041 
00042 #ifdef PAL_PLATFORM_DEFINED_CONFIGURATION
00043     #include PAL_PLATFORM_DEFINED_CONFIGURATION
00044 #elif defined(__LINUX__)
00045     #include "Linux_default.h"
00046 #elif defined(__FREERTOS__)
00047     #include "FreeRTOS_default.h"
00048 #elif defined(__MBED__)
00049     #include "mbedOS_default.h"
00050 #else
00051     #error "Please specify the platform PAL_PLATFORM_DEFINED_CONFIGURATION"
00052 #endif
00053 
00054 /*! \file pal_configuration.h
00055 *  \brief PAL Configuration.
00056 *   This file contains PAL configuration information including the following:
00057 *       1. The flags to enable or disable features.
00058 *       2. The configuration of the number of objects provided by PAL (such as the number of threads supported) or their sizes.
00059 *       3. The configuration of supported cipher suites.
00060 *       4. The configuration for flash memory usage.
00061 *       5. The configuration for the root of trust.
00062 */
00063 
00064 
00065 /*
00066  * Network configuration
00067  */
00068 //! PAL configuration options
00069 #ifndef PAL_NET_TCP_AND_TLS_SUPPORT
00070     #define PAL_NET_TCP_AND_TLS_SUPPORT         true/* Add PAL support for TCP. */
00071 #endif
00072 
00073 #ifndef PAL_NET_ASYNCHRONOUS_SOCKET_API
00074     #define PAL_NET_ASYNCHRONOUS_SOCKET_API     true/* Add PAL support for asynchronous sockets. */
00075 #endif
00076 
00077 #ifndef PAL_NET_DNS_SUPPORT
00078     #define PAL_NET_DNS_SUPPORT                 true/* Add PAL support for DNS lookup. */
00079 #endif
00080 
00081 #if (PAL_NET_DNS_SUPPORT == true) && !(defined(PAL_DNS_API_VERSION))
00082 #define PAL_DNS_API_VERSION 1
00083 #endif
00084 
00085 #if (PAL_DNS_API_VERSION == 2)
00086 #define PAL_DNS_API_V2
00087 #endif
00088 
00089 #ifndef PAL_SUPPORT_IP_V4
00090     #define PAL_SUPPORT_IP_V4                 true /* support IPV4 as default*/
00091 #endif
00092 #ifndef PAL_SUPPORT_IP_V6
00093     #define PAL_SUPPORT_IP_V6                 true /* support IPV6 as default*/
00094 #endif
00095 
00096 //values for PAL_NET_DNS_IP_SUPPORT
00097 #define PAL_NET_DNS_ANY          0    /* if PAL_NET_DNS_IP_SUPPORT is set to PAL_NET_DNS_ANY pal_getAddressInfo will return the first available IPV4 or IPV6 address*/
00098 #define PAL_NET_DNS_IPV4_ONLY    2    /* if PAL_NET_DNS_IP_SUPPORT is set to PAL_NET_DNS_IPV4_ONLY pal_getAddressInfo will return the first available IPV4 address*/
00099 #define PAL_NET_DNS_IPV6_ONLY    4    /* if PAL_NET_DNS_IP_SUPPORT is set to PAL_NET_DNS_IPV6_ONLY pal_getAddressInfo will return the first available IPV6 address*/
00100 
00101 
00102 #ifndef PAL_NET_DNS_IP_SUPPORT
00103 #if PAL_SUPPORT_IP_V6 == true && PAL_SUPPORT_IP_V4 == true
00104     #define PAL_NET_DNS_IP_SUPPORT  0 /* sets the type of IP addresses returned by  pal_getAddressInfo*/
00105 #elif PAL_SUPPORT_IP_V6 == true
00106     #define PAL_NET_DNS_IP_SUPPORT  4 /* sets the type of IP addresses returned by  pal_getAddressInfo*/
00107 #else 
00108     #define PAL_NET_DNS_IP_SUPPORT  2 /* sets the type of IP addresses returned by  pal_getAddressInfo*/
00109 #endif
00110 
00111 #endif
00112 
00113 //! The maximum number of interfaces that can be supported at a time.
00114 #ifndef PAL_MAX_SUPORTED_NET_INTERFACES
00115     #define PAL_MAX_SUPORTED_NET_INTERFACES 10
00116 #endif
00117 
00118 //!< Stack size for thread created when calling pal_getAddressInfoAsync
00119 #ifndef PAL_NET_ASYNC_DNS_THREAD_STACK_SIZE
00120     #define PAL_NET_ASYNC_DNS_THREAD_STACK_SIZE (1024 * 2)
00121 #endif
00122 
00123 
00124 //! If you want PAL Not to perform a rollback/cleanup although main PAL init failed, please set this flag to `false`
00125 #ifndef PAL_CLEANUP_ON_INIT_FAILURE
00126     #define PAL_CLEANUP_ON_INIT_FAILURE true
00127 #endif
00128 
00129 /*
00130  * RTOS configuration
00131  */
00132 //! This flag determines if PAL moudles are thread safe. 1 - thread safety is enabled, 0 - thread safety is disabled
00133 #ifndef PAL_THREAD_SAFETY
00134     #define PAL_THREAD_SAFETY 1
00135 #endif
00136 
00137 //! initial time until thread stack cleanup (mbedOs only). This is the amount of time we wait before checking that a thread has completed so we can free it's stack.
00138 #ifndef PAL_RTOS_THREAD_CLEANUP_TIMER_MILISEC
00139     #define PAL_RTOS_THREAD_CLEANUP_TIMER_MILISEC 200
00140 #endif
00141 
00142 //! This define is used to determine the size of the initial random buffer (in bytes) held by PAL for random the algorithm.
00143 #ifndef PAL_INITIAL_RANDOM_SIZE
00144     #define PAL_INITIAL_RANDOM_SIZE 48
00145 #endif
00146 
00147 #ifndef PAL_RTOS_WAIT_FOREVER
00148     #define PAL_RTOS_WAIT_FOREVER UINT_MAX
00149 #endif
00150 
00151 /*
00152  * TLS configuration
00153  */
00154 
00155 //! The maximum number of supported cipher suites.
00156 #ifndef PAL_MAX_ALLOWED_CIPHER_SUITES
00157     #define PAL_MAX_ALLOWED_CIPHER_SUITES 1
00158 #endif
00159 
00160 //! This value is in milliseconds. 1000 = 1 second.
00161 #ifndef PAL_DTLS_PEER_MIN_TIMEOUT
00162     #define PAL_DTLS_PEER_MIN_TIMEOUT 1000
00163 #endif
00164 
00165 //! The debug threshold for TLS API.
00166 #ifndef PAL_TLS_DEBUG_THRESHOLD
00167     #define PAL_TLS_DEBUG_THRESHOLD 5
00168 #endif
00169 
00170 //! 32 or 48 (depends on the curve) bytes for the X,Y coordinates and 1 for the normalized/non-normalized
00171 #ifndef PAL_CERT_ID_SIZE
00172     #define PAL_CERT_ID_SIZE 33 
00173 #endif
00174 
00175 
00176 #ifndef PAL_ENABLE_PSK
00177     #define PAL_ENABLE_PSK 0
00178 #endif
00179 
00180 #ifndef PAL_ENABLE_X509
00181     #define PAL_ENABLE_X509 1
00182 #endif 
00183 
00184 //! Define the cipher suites for TLS (only one cipher suite per device available).
00185 #define PAL_TLS_PSK_WITH_AES_128_CBC_SHA256_SUITE               0x01
00186 #define PAL_TLS_PSK_WITH_AES_128_CCM_8_SUITE                    0x02
00187 #define PAL_TLS_PSK_WITH_AES_256_CCM_8_SUITE                    0x04
00188 #define PAL_TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8_SUITE            0x08
00189 #define PAL_TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256_SUITE       0x10
00190 #define PAL_TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384_SUITE       0x20
00191 #define PAL_TLS_ECDHE_ECDSA_WITH_ARIA_128_GCM_SHA256_SUITE      0x40
00192 #define PAL_TLS_ECDHE_ECDSA_WITH_ARIA_128_CBC_SHA256_SUITE      0x80
00193 
00194 //! Use the default cipher suite for TLS/DTLS operations
00195 #if (PAL_ENABLE_X509 == 1)
00196     #ifndef PAL_TLS_CIPHER_SUITE
00197         #define PAL_TLS_CIPHER_SUITE PAL_TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8_SUITE
00198     #endif
00199 #elif (PAL_ENABLE_PSK == 1)
00200     #ifndef PAL_TLS_CIPHER_SUITE
00201         #define PAL_TLS_CIPHER_SUITE PAL_TLS_PSK_WITH_AES_128_CCM_8_SUITE
00202     #endif
00203 #endif
00204 
00205 #ifndef PAL_CMAC_SUPPORT
00206     #define PAL_CMAC_SUPPORT true
00207 #endif
00208 
00209 //! Enable the CMAC functionality (This flag was targeted to let the bootloader to be compiled without CMAC)
00210 #ifndef PAL_CMAC_SUPPORT
00211         #define PAL_CMAC_SUPPORT 1
00212 #endif //PAL_CMAC_SUPPORT
00213 
00214 /*
00215  * UPDATE configuration
00216  */
00217 
00218 #define PAL_UPDATE_USE_FLASH 1
00219 #define PAL_UPDATE_USE_FS    2
00220 
00221 #ifndef PAL_UPDATE_IMAGE_LOCATION
00222     #define PAL_UPDATE_IMAGE_LOCATION PAL_UPDATE_USE_FS     //!< Choose the storage correct Storage option, File System or Flash
00223 #endif
00224 
00225 //! Certificate date validation in Unix time format.
00226 #ifndef PAL_CRYPTO_CERT_DATE_LENGTH
00227     #define PAL_CRYPTO_CERT_DATE_LENGTH sizeof(uint64_t)
00228 #endif
00229 
00230 /*
00231  * FS configuration
00232  */
00233 
00234 /* !\brief file system configurations
00235  * PAL_NUMBER_OF_PARTITIONS
00236  * 0 - Default behavior for the platform (Described by either 1 or 2 below).
00237  * 1 - There is a single partition in which the ARM client applications create and remove files (but do not format it).
00238  * 2 - There are two partitions in which ARM client applications may format or create and remove files,
00239  *     depending on PAL_PRIMARY_PARTITION_PRIVATE and PAL_SECONDARY_PARTITION_PRIVATE
00240  */
00241 #ifndef PAL_NUMBER_OF_PARTITIONS
00242     #define PAL_NUMBER_OF_PARTITIONS 1 // Default partitions
00243 #endif
00244 
00245 #if (PAL_NUMBER_OF_PARTITIONS > 2)
00246 #error "PAL_NUMBER_OF_PARTITIONS cannot be more then 2"
00247 #endif
00248 
00249 // PAL_PRIMARY_PARTITION_PRIVATE
00250 // 1 if the primary partition is exclusively dedicated to the ARM client applications.
00251 // 0 if the primary partition is used for storing other files as well.
00252 #ifndef PAL_PRIMARY_PARTITION_PRIVATE
00253     #define PAL_PRIMARY_PARTITION_PRIVATE 0
00254 #endif
00255 
00256 //! PAL_SECONDARY_PARTITION_PRIVATE
00257 //! 1 if the secondary partition is exclusively dedicated to the ARM client applications.
00258 //! 0 if the secondary partition is used for storing other files as well.
00259 #ifndef PAL_SECONDARY_PARTITION_PRIVATE
00260     #define PAL_SECONDARY_PARTITION_PRIVATE 0
00261 #endif
00262 
00263 //! This define is the location of the primary mount point for the file system
00264 #ifndef PAL_FS_MOUNT_POINT_PRIMARY
00265     #define PAL_FS_MOUNT_POINT_PRIMARY  ""
00266 #endif
00267 
00268 //! This define is the location of the secondary mount point for the file system
00269 #ifndef PAL_FS_MOUNT_POINT_SECONDARY
00270     #define PAL_FS_MOUNT_POINT_SECONDARY ""
00271 #endif
00272 
00273 // Update
00274 
00275 #ifndef PAL_UPDATE_FIRMWARE_MOUNT_POINT
00276     #define PAL_UPDATE_FIRMWARE_MOUNT_POINT PAL_FS_MOUNT_POINT_PRIMARY
00277 #endif
00278 //! The location of the firmware update folder
00279 #ifndef PAL_UPDATE_FIRMWARE_DIR
00280     #define PAL_UPDATE_FIRMWARE_DIR PAL_UPDATE_FIRMWARE_MOUNT_POINT "/firmware"
00281 #endif
00282 
00283 /*\brief If flash existed set to 1 else 0, the flash is used for none volatile backup*/
00284 #ifndef PAL_USE_INTERNAL_FLASH 
00285     #define PAL_USE_INTERNAL_FLASH  0
00286 #endif
00287 
00288 #ifndef PAL_INT_FLASH_NUM_SECTIONS
00289     #define PAL_INT_FLASH_NUM_SECTIONS 0
00290 #endif
00291 
00292 #ifndef PAL_USE_HW_ROT 
00293     #define PAL_USE_HW_ROT     1
00294 #endif
00295 
00296 #ifndef PAL_USE_HW_RTC
00297     #define PAL_USE_HW_RTC    1
00298 #endif
00299 
00300 #ifndef PAL_USE_HW_TRNG
00301     #define PAL_USE_HW_TRNG    1
00302 #endif
00303 
00304 //! The number of valid priorities limits the number of concurrent running threads.
00305 #ifndef PAL_MAX_NUMBER_OF_THREADS
00306     #if PAL_USE_HW_TRNG
00307         #define PAL_MAX_NUMBER_OF_THREADS 9    
00308     #else
00309         #define PAL_MAX_NUMBER_OF_THREADS 8
00310     #endif
00311 #endif
00312 
00313 #if PAL_USE_HW_TRNG
00314     //! Delay for TRNG noise collecting thread used between calls to TRNG
00315     #ifndef PAL_NOISE_TRNG_THREAD_DELAY_MILLI_SEC
00316         #define PAL_NOISE_TRNG_THREAD_DELAY_MILLI_SEC (1000 * 60) // one minute
00317     #endif
00318     //! Stack size for TRNG noise collecting thread
00319     #ifndef PAL_NOISE_TRNG_THREAD_STACK_SIZE
00320         #define PAL_NOISE_TRNG_THREAD_STACK_SIZE 1536 // 1.5K
00321     #endif
00322 #endif
00323 
00324 #ifndef PAL_USE_SECURE_TIME
00325     #define PAL_USE_SECURE_TIME 1
00326 #endif
00327 
00328 #ifndef PAL_DEVICE_KEY_DERIVATION_BACKWARD_COMPATIBILITY_CALC
00329     #define PAL_DEVICE_KEY_DERIVATION_BACKWARD_COMPATIBILITY_CALC 0
00330 #endif    
00331 
00332 /*\brief  Starting Address for  section 1 Minimum requirement size is 1KB and section must be consecutive sectors*/
00333 #ifndef PAL_INTERNAL_FLASH_SECTION_1_ADDRESS
00334     #define PAL_INTERNAL_FLASH_SECTION_1_ADDRESS    0
00335 #endif
00336 /*\brief  Starting Address for  section 2 Minimum requirement size is 1KB and section must be consecutive sectors*/
00337 #ifndef PAL_INTERNAL_FLASH_SECTION_2_ADDRESS
00338     #define PAL_INTERNAL_FLASH_SECTION_2_ADDRESS    0
00339 #endif
00340 /*\brief  Size for  section 1*/
00341 #ifndef PAL_INTERNAL_FLASH_SECTION_1_SIZE
00342     #define PAL_INTERNAL_FLASH_SECTION_1_SIZE       0
00343 #endif
00344 /*\brief  Size for  section 2*/
00345 #ifndef PAL_INTERNAL_FLASH_SECTION_2_SIZE
00346     #define PAL_INTERNAL_FLASH_SECTION_2_SIZE       0
00347 #endif
00348 
00349 #ifndef PAL_SIMULATOR_TEST_ENABLE
00350     #define PAL_SIMULATOR_TEST_ENABLE    0
00351 #endif
00352 
00353 
00354 
00355 #if (PAL_SIMULATOR_TEST_ENABLE == 1) 
00356 
00357     #undef PAL_SIMULATE_RTOS_REBOOT
00358     #define PAL_SIMULATE_RTOS_REBOOT 1
00359 
00360     #undef PAL_SIMULATOR_FLASH_OVER_FILE_SYSTEM
00361     #define PAL_SIMULATOR_FLASH_OVER_FILE_SYSTEM    1
00362 
00363 /*\brief overwrite format command with remove all file and directory only for Linux*/
00364     #undef PAL_SIMULATOR_FS_RM_INSTEAD_OF_FORMAT
00365     #define PAL_SIMULATOR_FS_RM_INSTEAD_OF_FORMAT 1
00366 #endif //PAL_SIMULATOR_TEST_ENABLE
00367 
00368 #ifndef PAL_SIMULATOR_FLASH_OVER_FILE_SYSTEM
00369     #define PAL_SIMULATOR_FLASH_OVER_FILE_SYSTEM    0
00370 #endif
00371 
00372 
00373 
00374 #if PAL_SIMULATOR_FLASH_OVER_FILE_SYSTEM
00375 
00376 
00377     #undef PAL_USE_INTERNAL_FLASH 
00378     #define PAL_USE_INTERNAL_FLASH  1
00379 
00380     #undef PAL_INT_FLASH_NUM_SECTIONS
00381     #define PAL_INT_FLASH_NUM_SECTIONS 2
00382 
00383     #ifndef PAL_SIMULATOR_SOTP_AREA_SIZE
00384         #define PAL_SIMULATOR_SOTP_AREA_SIZE    4096 /*\brief must be power of two the can be divded to page size without reminder and must be a multiple of sector size*/
00385     #endif
00386 
00387     #ifndef SIMULATE_FLASH_SECTOR_SIZE
00388         #define SIMULATE_FLASH_SECTOR_SIZE      4096 /*\brief  Flash Sector size*/
00389     #endif
00390 
00391     #ifndef SIMULATE_FLASH_DIR
00392         #define SIMULATE_FLASH_DIR              "" /*\brief Directory that holds the flash simulator file*/
00393     #endif
00394 
00395     #ifndef SIMULATE_FLASH_FILE_NAME
00396         #define SIMULATE_FLASH_FILE_NAME        SIMULATE_FLASH_DIR"/flashSim" /*\brief File name and path to the flash simulator file*/
00397     #endif
00398 
00399     #ifndef SIMULATE_FLASH_PAGE_SIZE
00400         #define SIMULATE_FLASH_PAGE_SIZE        8 /*\brief Minumum writing uint to flash (2, 4, 8, 16)*/
00401     #endif
00402 
00403     #if PAL_SIMULATOR_SOTP_AREA_SIZE < 4096
00404         #error Minimum Size of 4K
00405     #endif
00406 
00407     /*\brief  Note - In simulator mode all flash areas are overriden with the simulation sizes and address*/
00408 
00409     #undef PAL_INTERNAL_FLASH_SECTION_1_SIZE
00410     /*\brief  Size for section 1*/
00411     #define PAL_INTERNAL_FLASH_SECTION_1_SIZE       PAL_SIMULATOR_SOTP_AREA_SIZE
00412 
00413     #undef PAL_INTERNAL_FLASH_SECTION_2_SIZE
00414     /*\brief  Size for section 2*/
00415     #define PAL_INTERNAL_FLASH_SECTION_2_SIZE       PAL_SIMULATOR_SOTP_AREA_SIZE
00416 
00417     #undef PAL_INTERNAL_FLASH_SECTION_1_ADDRESS
00418     /*\brief  Starting Address for section 1 Minimum requirement size is 1KB and section must be consecutive sectors*/
00419     #define PAL_INTERNAL_FLASH_SECTION_1_ADDRESS    0
00420 
00421     #undef PAL_INTERNAL_FLASH_SECTION_2_ADDRESS
00422     /*\brief  Starting Address for section 2 Minimum requirement size is 1KB and section must be consecutive sectors*/
00423     #define PAL_INTERNAL_FLASH_SECTION_2_ADDRESS    PAL_INTERNAL_FLASH_SECTION_1_SIZE
00424 
00425 #endif //PAL_SIMULATOR_FLASH_OVER_FILE_SYSTEM
00426 
00427 
00428 #define VALUE_TO_STRING(x) #x
00429 #define VALUE(x) VALUE_TO_STRING(x)
00430 #define VAR_NAME_VALUE(var) #var " = "  VALUE(var)
00431 
00432 #if ((!PAL_USE_INTERNAL_FLASH && (!PAL_USE_HW_ROT || !PAL_USE_HW_RTC || !PAL_USE_HW_TRNG))  \
00433         || ((PAL_INT_FLASH_NUM_SECTIONS == 1) && PAL_USE_INTERNAL_FLASH && (!PAL_USE_HW_RTC || !PAL_USE_HW_TRNG)))
00434         #pragma message(VAR_NAME_VALUE(PAL_USE_INTERNAL_FLASH))
00435         #pragma message(VAR_NAME_VALUE(PAL_USE_HW_ROT))
00436         #pragma message(VAR_NAME_VALUE(PAL_USE_HW_RTC))
00437         #pragma message(VAR_NAME_VALUE(PAL_USE_HW_TRNG))
00438         #pragma message(VAR_NAME_VALUE(PAL_INT_FLASH_NUM_SECTIONS))
00439     #error Minimum configuration setting does not meet the requirements     
00440 #endif
00441 
00442 #if (((PAL_ENABLE_PSK == 1) && (PAL_ENABLE_X509 == 1)) && !(defined(__LINUX__)))
00443     #error "Please select only one option PSK/X509"
00444 #endif
00445 
00446 #if ((PAL_ENABLE_PSK == 0) && (PAL_ENABLE_X509 == 0))
00447     #error "Please select one option PSK/X509"
00448 #endif
00449 
00450 
00451 
00452 #if ((PAL_ENABLE_PSK == 1) && (PAL_USE_SECURE_TIME == 1))
00453     #error "PSK feature cannot be configured along with secure time"
00454 #endif
00455 
00456 
00457 
00458 //! Delay (in milliseconds) between calls to TRNG random buffer in case only partial data (PAL_ERR_RTOS_TRNG_PARTIAL_DATA) was generated for the function call
00459 #ifndef PAL_TRNG_COLLECT_DELAY_MILLI_SEC
00460     #define PAL_TRNG_COLLECT_DELAY_MILLI_SEC 1000
00461 #endif // !PAL_TRNG_COLLECT_DELAY_MILLI_SEC
00462 
00463 //! define the number of images
00464 #ifndef IMAGE_COUNT_MAX
00465     #define IMAGE_COUNT_MAX             1
00466 #endif
00467 
00468 #define PAL_NOISE_SIZE_BYTES 48 // max number of bytes for noise
00469 #define PAL_NOISE_SIZE_BITS (PAL_NOISE_SIZE_BYTES * CHAR_BIT) // max number of bits for noise
00470 #define PAL_NOISE_BUFFER_LEN (PAL_NOISE_SIZE_BYTES / sizeof(int32_t)) // length of the noise buffer
00471 
00472 #endif //_PAL_COFIGURATION_H