Merge pull request #303 from sg-/master

LPC1768 IAR support for lwip

.gitignore

@@ -8,6 +8,8 @@ MANIFEST
 
 # Private settings
 private_settings.py
+test_spec.json
+projectfiles/
 
 # Default Build Directory
 build/
@@ -74,4 +76,3 @@ cscope.*
 # vim swap files
 *.swp
 *~
-

mbed.lib

@@ -1 +1 @@
-https://github.com/mbedmicro/mbed/#52e93aebd083b679a8fe7b0e47039f138fa8c224
+https://github.com/mbedmicro/mbed/#df0c855df97688074545693f66bcca5cf9f42111

net/LWIPInterface/lwip/core/mem.c

@@ -187,12 +187,21 @@ struct mem {
 #     define ETHMEM_SECTION __attribute__((section("AHBSRAM1"),aligned))
 #  endif
 #elif defined(TARGET_LPC1768)
-#   define ETHMEM_SECTION __attribute((section("AHBSRAM0")))
+#  if defined (__ICCARM__)
+#     define ETHMEM_SECTION
+#  elif defined(TOOLCHAIN_GCC_CR) || defined(TOOLCHAIN_GCC_ARM)
+#     define ETHMEM_SECTION __attribute__((section(".data.$RamPeriph32")))
+#  else
+#     define ETHMEM_SECTION __attribute__((section("AHBSRAM0"),aligned))
+#  endif
 #else
 #define ETHMEM_SECTION
 #endif
 
 /** the heap. we need one struct mem at the end and some room for alignment */
+#if defined (__ICCARM__)
+#pragma location = ".ethusbram"
+#endif
 u8_t ram_heap[MEM_SIZE_ALIGNED + (2*SIZEOF_STRUCT_MEM) + MEM_ALIGNMENT] ETHMEM_SECTION;
 #define LWIP_RAM_HEAP_POINTER ram_heap
 #endif /* LWIP_RAM_HEAP_POINTER */

net/LWIPInterface/lwip/core/memp.c

@@ -167,12 +167,21 @@ static u8_t *const memp_bases[] = {
 #else /* MEMP_SEPARATE_POOLS */
 
 #if defined(TARGET_LPC1768)
-#  define ETHMEM_SECTION __attribute((section("AHBSRAM1")))
+#  if defined (__ICCARM__)
+#     define ETHMEM_SECTION
+#  elif defined(TOOLCHAIN_GCC_CR)
+#     define ETHMEM_SECTION __attribute__((section(".data.$RamPeriph32")))
+#  else
+#     define ETHMEM_SECTION __attribute__((section("AHBSRAM1"),aligned))
+#  endif
 #else
 #define ETHMEM_SECTION
 #endif
 
 /** This is the actual memory used by the pools (all pools in one big block). */
+#if defined (__ICCARM__)
+#pragma location = ".ethusbram"
+#endif
 static u8_t memp_memory[MEM_ALIGNMENT - 1
 #define LWIP_MEMPOOL(name,num,size,desc) + ( (num) * (MEMP_SIZE + MEMP_ALIGN_SIZE(size) ) )
 #include "lwip/memp_std.h"