cc.h

00001 /* 
00002  * Copyright (c) 2001-2003 Swedish Institute of Computer Science. 
00003  * All rights reserved.  
00004  *  
00005  * Redistribution and use in source and binary forms, with or without modification,  
00006  * are permitted provided that the following conditions are met: 
00007  * 
00008  * 1. Redistributions of source code must retain the above copyright notice, 
00009  *    this list of conditions and the following disclaimer. 
00010  * 2. Redistributions in binary form must reproduce the above copyright notice, 
00011  *    this list of conditions and the following disclaimer in the documentation 
00012  *    and/or other materials provided with the distribution. 
00013  * 3. The name of the author may not be used to endorse or promote products 
00014  *    derived from this software without specific prior written permission.  
00015  * 
00016  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED  
00017  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF  
00018  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT  
00019  * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,  
00020  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT  
00021  * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS  
00022  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN  
00023  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING  
00024  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY  
00025  * OF SUCH DAMAGE. 
00026  * 
00027  * This file is part of the lwIP TCP/IP stack. 
00028  *  
00029  * Author: Adam Dunkels <adam@sics.se> 
00030  * 
00031  */ 
00032 #ifndef __CC_H__ 
00033 #define __CC_H__ 
00034 
00035 #include <stdint.h>
00036 #include <stddef.h> /* for size_t */
00037 
00038 #if LWIP_USE_EXTERNAL_MBEDTLS
00039 #include "mbedtls/md5.h"
00040 #endif
00041 
00042 
00043 /* ARM/LPC17xx is little endian only */
00044 #if !defined(BYTE_ORDER) || (BYTE_ORDER != LITTLE_ENDIAN && BYTE_ORDER != BIG_ENDIAN)
00045 #ifdef BYTE_ORDER
00046 #undef BYTE_ORDER
00047 #endif
00048 #define BYTE_ORDER LITTLE_ENDIAN
00049 #endif
00050 
00051 /* Use LWIP error codes */
00052 #define LWIP_PROVIDE_ERRNO
00053 
00054 #if defined(__arm__) && defined(__ARMCC_VERSION) && (__ARMCC_VERSION < 6010050)
00055     /* Keil uVision4 tools */
00056     #define PACK_STRUCT_BEGIN __packed
00057     #define PACK_STRUCT_STRUCT
00058     #define PACK_STRUCT_END
00059     #define PACK_STRUCT_FIELD(fld) fld
00060     #define ALIGNED(n)  __align(n)
00061 #elif defined (__IAR_SYSTEMS_ICC__) 
00062     /* IAR Embedded Workbench tools */
00063     #define PACK_STRUCT_BEGIN __packed
00064     #define PACK_STRUCT_STRUCT
00065     #define PACK_STRUCT_END
00066     #define PACK_STRUCT_FIELD(fld) fld
00067     #define IAR_STR(a) #a
00068     #define ALIGNED(n) _Pragma(IAR_STR(data_alignment= ## n ##))
00069 #else 
00070     /* GCC tools (CodeSourcery) */
00071     #define PACK_STRUCT_BEGIN
00072     #define PACK_STRUCT_STRUCT __attribute__ ((__packed__))
00073     #define PACK_STRUCT_END
00074     #define PACK_STRUCT_FIELD(fld) fld
00075     #define ALIGNED(n)  __attribute__((aligned (n)))
00076 #endif 
00077 
00078 /* Provide Thumb-2 routines for GCC to improve performance */
00079 #if defined(TOOLCHAIN_GCC) && defined(__thumb2__)
00080     #define MEMCPY(dst,src,len)     thumb2_memcpy(dst,src,len)
00081     #define LWIP_CHKSUM             thumb2_checksum
00082     /* Set algorithm to 0 so that unused lwip_standard_chksum function
00083        doesn't generate compiler warning */
00084     #define LWIP_CHKSUM_ALGORITHM   0
00085 
00086     void* thumb2_memcpy(void* pDest, const void* pSource, size_t length);
00087     uint16_t thumb2_checksum(const void* pData, int length);
00088 #else
00089     /* Used with IP headers only */
00090     #define LWIP_CHKSUM_ALGORITHM   1
00091 #endif
00092 
00093 
00094 #ifdef LWIP_DEBUG
00095 
00096 #if MBED_CONF_LWIP_USE_MBED_TRACE
00097 void lwip_mbed_tracef_debug(const char *fmt, ...);
00098 void lwip_mbed_tracef_error(const char *fmt, ...);
00099 void lwip_mbed_tracef_warn(const char *fmt, ...);
00100 void lwip_mbed_assert_fail(const char *msg, const char *func, const char *file, unsigned int line);
00101 
00102 #define LWIP_PLATFORM_DIAG(vars)         lwip_mbed_tracef_debug vars
00103 #define LWIP_PLATFORM_DIAG_SEVERE(vars)  lwip_mbed_tracef_error vars
00104 #define LWIP_PLATFORM_DIAG_SERIOUS(vars) lwip_mbed_tracef_error vars
00105 #define LWIP_PLATFORM_DIAG_WARNING(vars) lwip_mbed_tracef_warn vars
00106 
00107 #define LWIP_PLATFORM_ASSERT(message) lwip_mbed_assert_fail(message, __func__, __FILE__, __LINE__)
00108 
00109 #else // MBED_CONF_LWIP_USE_MBED_TRACE
00110 #include <stdio.h>
00111 
00112 void assert_printf(char *msg, int line, char *file);
00113 
00114 /* Plaform specific diagnostic output */
00115 #define LWIP_PLATFORM_DIAG(vars) printf vars
00116 #define LWIP_PLATFORM_ASSERT(flag) { assert_printf((flag), __LINE__, __FILE__); }
00117 #endif // MBED_CONF_LWIP_USE_MBED_TRACE
00118 #endif 
00119 
00120 #if TRACE_TO_ASCII_HEX_DUMP
00121 #define TRACE_TO_ASCII_HEX_DUMPF(prefix, len, data) trace_to_ascii_hex_dump(prefix, len, data)
00122 void trace_to_ascii_hex_dump(char* prefix, int len, char *data);
00123 #else
00124 #define TRACE_TO_ASCII_HEX_DUMPF(prefix, len, data) ((void)0)
00125 #endif
00126 
00127 #include "cmsis.h"
00128 #define LWIP_PLATFORM_HTONS(x)      __REV16(x)
00129 #define LWIP_PLATFORM_HTONL(x)      __REV(x)
00130 
00131 /* Define the memory area for the lwip's memory pools */
00132 #ifndef MEMP_SECTION
00133 #if defined(TARGET_LPC4088) || defined(TARGET_LPC4088_DM)
00134 #  if defined (__ICCARM__)
00135 #     define MEMP_SECTION
00136 #  elif defined(TOOLCHAIN_GCC_CR)
00137 #     define MEMP_SECTION __attribute__((section(".data.$RamPeriph32")))
00138 #  else
00139 #     define MEMP_SECTION __attribute__((section("AHBSRAM0"),aligned))
00140 #  endif
00141 #elif defined(TARGET_LPC1768)
00142 #  if defined (__ICCARM__)
00143 #     define MEMP_SECTION
00144 #  elif defined(TOOLCHAIN_GCC_CR)
00145 #     define MEMP_SECTION __attribute__((section(".data.$RamPeriph32")))
00146 #  else
00147 #     define MEMP_SECTION __attribute__((section("AHBSRAM1"),aligned))
00148 #  endif
00149 #endif
00150 #endif
00151 
00152 #ifdef MEMP_SECTION
00153 #define SET_MEMP_SECTION(name) extern uint8_t MEMP_SECTION name[]
00154 
00155 #if defined (__ICCARM__)
00156 #pragma default_variable_attributes = @ ".ethusbram"
00157 #endif
00158 SET_MEMP_SECTION(memp_memory_REASSDATA_base);
00159 SET_MEMP_SECTION(memp_memory_TCP_PCB_LISTEN_base);
00160 SET_MEMP_SECTION(memp_memory_PBUF_POOL_base);
00161 SET_MEMP_SECTION(memp_memory_NETCONN_base);
00162 SET_MEMP_SECTION(memp_memory_IGMP_GROUP_base);
00163 SET_MEMP_SECTION(memp_memory_UDP_PCB_base);
00164 SET_MEMP_SECTION(memp_memory_TCP_PCB_base);
00165 SET_MEMP_SECTION(memp_memory_FRAG_PBUF_base);
00166 SET_MEMP_SECTION(memp_memory_PBUF_base);
00167 SET_MEMP_SECTION(memp_memory_MLD6_GROUP_base);
00168 SET_MEMP_SECTION(memp_memory_IP6_REASSDATA_base);
00169 SET_MEMP_SECTION(memp_memory_NETBUF_base);
00170 SET_MEMP_SECTION(memp_memory_TCPIP_MSG_INPKT_base);
00171 SET_MEMP_SECTION(memp_memory_SYS_TIMEOUT_base);
00172 SET_MEMP_SECTION(memp_memory_TCP_SEG_base);
00173 SET_MEMP_SECTION(memp_memory_TCPIP_MSG_API_base);
00174 SET_MEMP_SECTION(memp_memory_PPP_PCB_base);
00175 SET_MEMP_SECTION(memp_memory_PPPOS_PCB_base);
00176 SET_MEMP_SECTION(memp_memory_PPP_PCB_base);
00177 #if defined (__ICCARM__)
00178 #pragma default_variable_attributes =
00179 #endif
00180 #endif
00181 
00182 #endif /* __CC_H__ */