add IAR placement for LPC1768 and lwip buffers

Author: sg-

net/LWIPInterface/lwip/core/mem.c

@@ -187,12 +187,19 @@ struct mem {
 #     define ETHMEM_SECTION __attribute__((section("AHBSRAM1"),aligned))
 #  endif
 #elif defined(TARGET_LPC1768)
-#   define ETHMEM_SECTION __attribute((section("AHBSRAM0")))
-#else
-#		define ETHMEM_SECTION
+#  if defined (__ICCARM__)
+#     define ETHMEM_SECTION
+#  elif defined(TOOLCHAIN_GCC_CR)
+#     define ETHMEM_SECTION __attribute__((section(".data.$RamPeriph32")))
+#  else
+#     define ETHMEM_SECTION __attribute__((section("AHBSRAM0"),aligned))
+#  endif
 #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 */
@@ -483,7 +490,7 @@ mem_trim(void *rmem, mem_size_t newsize)
   /* else {
     next struct mem is used but size between mem and mem2 is not big enough
     to create another struct mem
-    -> don't do anyhting. 
+    -> don't do anyhting.
     -> the remaining space stays unused since it is too small
   } */
 #if LWIP_ALLOW_MEM_FREE_FROM_OTHER_CONTEXT

net/LWIPInterface/lwip/core/memp.c

@@ -8,9 +8,9 @@
 
 /*
  * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
- * All rights reserved. 
- * 
- * Redistribution and use in source and binary forms, with or without modification, 
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
  *
  * 1. Redistributions of source code must retain the above copyright notice,
@@ -19,21 +19,21 @@
  *    this list of conditions and the following disclaimer in the documentation
  *    and/or other materials provided with the distribution.
  * 3. The name of the author may not be used to endorse or promote products
- *    derived from this software without specific prior written permission. 
+ *    derived from this software without specific prior written permission.
  *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 
- * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 
- * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 
- * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
+ * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
+ * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
  * OF SUCH DAMAGE.
  *
  * This file is part of the lwIP TCP/IP stack.
- * 
+ *
  * Author: Adam Dunkels <[email protected]>
  *
  */
@@ -155,25 +155,32 @@ static const char *memp_desc[MEMP_MAX] = {
  *   extern u8_t __attribute__((section(".onchip_mem"))) memp_memory_UDP_PCB_base[];
  */
 #define LWIP_MEMPOOL(name,num,size,desc) u8_t memp_memory_ ## name ## _base \
-  [((num) * (MEMP_SIZE + MEMP_ALIGN_SIZE(size)))];   
+  [((num) * (MEMP_SIZE + MEMP_ALIGN_SIZE(size)))];
 #include "lwip/memp_std.h"
 
 /** This array holds the base of each memory pool. */
-static u8_t *const memp_bases[] = { 
-#define LWIP_MEMPOOL(name,num,size,desc) memp_memory_ ## name ## _base,   
+static u8_t *const memp_bases[] = {
+#define LWIP_MEMPOOL(name,num,size,desc) memp_memory_ ## name ## _base,
 #include "lwip/memp_std.h"
 };
 
 #else /* MEMP_SEPARATE_POOLS */
 
 #if defined(TARGET_LPC1768)
-#  define ETHMEM_SECTION __attribute((section("AHBSRAM1")))
-#else
-#  define ETHMEM_SECTION 
+#  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
 #endif
 
 /** This is the actual memory used by the pools (all pools in one big block). */
-static u8_t memp_memory[MEM_ALIGNMENT - 1 
+#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"
 ] ETHMEM_SECTION;
@@ -336,7 +343,7 @@ memp_overflow_init(void)
 
 /**
  * Initialize this module.
- * 
+ *
  * Carves out memp_memory into linked lists for each pool-type.
  */
 void
@@ -399,7 +406,7 @@ memp_malloc_fn(memp_t type, const char* file, const int line)
 {
   struct memp *memp;
   SYS_ARCH_DECL_PROTECT(old_level);
- 
+
   LWIP_ERROR("memp_malloc: type < MEMP_MAX", (type < MEMP_MAX), return NULL;);
 
   SYS_ARCH_PROTECT(old_level);
@@ -408,7 +415,7 @@ memp_malloc_fn(memp_t type, const char* file, const int line)
 #endif /* MEMP_OVERFLOW_CHECK >= 2 */
 
   memp = memp_tab[type];
-  
+
   if (memp != NULL) {
     memp_tab[type] = memp->next;
 #if MEMP_OVERFLOW_CHECK
@@ -460,9 +467,9 @@ memp_free(memp_t type, void *mem)
 #endif /* MEMP_OVERFLOW_CHECK >= 2 */
 #endif /* MEMP_OVERFLOW_CHECK */
 
-  MEMP_STATS_DEC(used, type); 
-  
-  memp->next = memp_tab[type]; 
+  MEMP_STATS_DEC(used, type);
+
+  memp->next = memp_tab[type];
   memp_tab[type] = memp;
 
 #if MEMP_SANITY_CHECK