[SAMA5D3] Stub for test application

Author: danielinux

Makefile

@@ -131,9 +131,10 @@ ifeq ($(TARGET),nxp_t1024)
 endif
 
 ifeq ($(TARGET),sama5d3)
-    MAIN_TARGET:=wolfboot.bin
+    MAIN_TARGET:=wolfboot.bin test-app/image_v1_signed.bin
 endif
 
+
 ifeq ($(FLASH_OTP_KEYSTORE),1)
     MAIN_TARGET+=tools/keytools/otp/otp-keystore-primer.bin
 endif

arch.mk

@@ -177,6 +177,8 @@ ifeq ($(ARCH),ARM)
 
   ifeq ($(TARGET),sama5d3)
      CORTEX_A5=1
+     UPDATE_OBJS:=src/update_ram.o
+     CFLAGS+=-DWOLFBOOT_DUALBOOT
   endif
 
 ## Cortex CPU

hal/sama5d3.ld

@@ -45,9 +45,14 @@ SECTIONS
 		_end_bss = .;
 	}
 }
+
+kernel_addr = 0x040000;
+update_addr = 0x080000;
+
 _romsize = _end_data - _start_text;
 _sramsize = _end_bss - _start_text;
 END_STACK = _start_text;
 _stack_top = ORIGIN(DDR_MEM) + LENGTH(DDR_MEM);
 end = .;  /* define a global symbol marking the end of application */
 
+

test-app/ARM-sama5d3.ld

@@ -0,0 +1,53 @@
+OUTPUT_FORMAT("elf32-littlearm")
+OUTPUT_ARCH(arm)
+
+MEMORY
+{
+    DDR_MEM(rwx): ORIGIN = 0x00300000, LENGTH = 0x000100000
+}
+
+ENTRY(reset_vector_entry)
+SECTIONS
+{
+    .text : { 
+        _start_text = .;
+        *(.text)
+            *(.rodata)
+            *(.rodata*)
+            . = ALIGN(4);
+        *(.glue_7)
+        . = ALIGN(4);		
+        *(.eh_frame)
+        . = ALIGN(4);
+        _end_text = . ;
+	}
+
+	/* collect all initialized .data sections */
+	/* .data : AT ( ADDR (.text) + SIZEOF (.text) SIZEOF (.ARM.*) {  */
+
+    . = ALIGN(4);
+    .dummy : {
+        _edummy = .;
+    }
+
+    .data : AT (LOADADDR(.dummy)) {
+		_start_data = .;
+		*(.vectors)
+		*(.data)
+		_end_data = .;
+	}
+
+	/* collect all uninitialized .bss sections */
+	.bss (NOLOAD) : { 
+		. = ALIGN(4);
+		_start_bss = .;
+		*(.bss)
+		_end_bss = .;
+	}
+}
+_romsize = _end_data - _start_text;
+_sramsize = _end_bss - _start_text;
+END_STACK = _start_text;
+_stack_top = ORIGIN(DDR_MEM) + LENGTH(DDR_MEM);
+end = .;  /* define a global symbol marking the end of application */
+

test-app/Makefile

@@ -36,6 +36,7 @@ ifeq ($(HASH),SHA3_384)
 endif
 
 
+
 ifeq ($(TARGET),ti_hercules)
   APP_OBJS:=app_$(TARGET).o ../test-app/libwolfboot.o
   CFLAGS+=-I"../include"
@@ -144,6 +145,11 @@ ifeq ($(TARGET),stm32c0)
   LSCRIPT_TEMPLATE=ARM-stm32c0.ld
 endif
 
+ifeq ($(TARGET),sama5d3)
+  APP_OBJS+=../src/boot_arm32_start.o
+  LSCRIPT_TEMPLATE:=$(ARCH)-$(TARGET).ld
+endif
+
 ifeq ($(TARGET),stm32l4)
   APP_OBJS+=$(STM32CUBE)/Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_flash.o
   APP_OBJS+=$(STM32CUBE)/Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_flash_ex.o

test-app/app_sama5d3.c

@@ -0,0 +1,39 @@
+/* app_sama5d3.c
+ *
+ * Test bare-metal boot application
+ *
+ * Copyright (C) 2021 wolfSSL Inc.
+ *
+ * This file is part of wolfBoot.
+ *
+ * wolfBoot is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * wolfBoot is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
+ */
+
+#include <stdlib.h>
+#include <stdint.h>
+#include <string.h>
+
+#include "wolfboot/wolfboot.h"
+
+#ifdef TARGET_sama5d3
+
+volatile uint32_t time_elapsed = 0;
+void main(void) {
+
+    /* Wait for reboot */
+    while(1)
+        ;
+}
+#endif /** TARGET_sama5d3 **/