diff --git a/arch.mk b/arch.mk
index 6f562b2286..10f4c6a0a1 100644
--- a/arch.mk
+++ b/arch.mk
@@ -1362,7 +1362,6 @@ ifeq ($(ARCH), AURIX_TC3)
   # TC3xx specific
   ifeq ($(TARGET), aurix_tc3xx)
     USE_GCC?=1
-    ARCH_FLASH_OFFSET=0x00000000
 
     CFLAGS += -I$(TC3_DIR) -Ihal
 
@@ -1408,6 +1407,7 @@ ifeq ($(ARCH), AURIX_TC3)
     endif
 
     ifeq ($(AURIX_TC3_HSM),1)
+      ARCH_FLASH_OFFSET=0x80028000
       # HSM compiler flags, build options, source code, etc
       ifeq ($(USE_GCC),1)
         # Just arm-none-eabi-gcc for now
@@ -1476,6 +1476,7 @@ ifeq ($(ARCH), AURIX_TC3)
 
     else
       # Tricore compiler settings
+      ARCH_FLASH_OFFSET=0x800A0000
       ifeq ($(USE_GCC),1)
         HT_ROOT?=/opt/hightec/gnutri_v4.9.4.1-11fcedf-lin64
         CROSS_COMPILE?=$(HT_ROOT)/bin/tricore-
diff --git a/hal/aurix_tc3xx.c b/hal/aurix_tc3xx.c
index b11d81fd56..3e1799de8a 100644
--- a/hal/aurix_tc3xx.c
+++ b/hal/aurix_tc3xx.c
@@ -348,9 +348,13 @@ void do_boot(const uint32_t* app_offset)
 }
 #endif
 
-void arch_reboot(void)
+RAMFUNCTION void arch_reboot(void)
 {
+#ifdef WOLFBOOT_AURIX_TC3XX_HSM
+    tc3arm_HsmBridgeSysReset();
+#else
     tc3_Scu_TriggerSwReset(1, WOLFBOOT_AURIX_RESET_REASON);
+#endif
 }
 
 /* Programs unaligned input data to flash, assuming the underlying memory is
@@ -612,15 +616,15 @@ int RAMFUNCTION hal_flash_erase(uint32_t address, int len)
 /* If the IAP interface of the flash memory of the target requires it, this
  * function is called before every write and erase operations to unlock write
  * access to the flash. On some targets, this function may be empty. */
-void hal_flash_unlock(void) {}
+RAMFUNCTION void hal_flash_unlock(void) {}
 
 /* If the IAP interface of the flash memory requires locking/unlocking, this
  * function restores the flash write protection by excluding write accesses.
  * This function is called by the bootloader at the end of every write and erase
  * operations. */
-void hal_flash_lock(void) {}
+RAMFUNCTION void hal_flash_lock(void) {}
 
-int ext_flash_write(uintptr_t address, const uint8_t* data, int len)
+RAMFUNCTION int ext_flash_write(uintptr_t address, const uint8_t* data, int len)
 {
     return hal_flash_write(address, data, len);
 }
@@ -685,17 +689,17 @@ int RAMFUNCTION ext_flash_read(uintptr_t address, uint8_t* data, int len)
     return 0;
 }
 
-int ext_flash_erase(uintptr_t address, int len)
+RAMFUNCTION int ext_flash_erase(uintptr_t address, int len)
 {
     return hal_flash_erase(address, len);
 }
 
-void ext_flash_lock(void)
+RAMFUNCTION void ext_flash_lock(void)
 {
     hal_flash_lock();
 }
 
-void ext_flash_unlock(void)
+RAMFUNCTION void ext_flash_unlock(void)
 {
     hal_flash_unlock();
 }