Added missing files + cosmetics as per review

- Added missing `test-app/app_sim_scattered.c`
- Added missing `test-app/sim_scattered.ld`
- Fixed comments at the end of define blocks for consistency
- Removed unused constants as indicated

Author: danielinux

include/wolfboot/wolfboot.h

@@ -312,7 +312,6 @@ extern "C" {
 #define IMG_STATE_FINAL_FLAGS 0x30
 /* ELF loading state - only valid on boot partition so doesn't conflict with
  * IMAGE_STATE_UPDATING */
-#define IMG_STATE_ELF_LOADING 0x70
 #define IMG_STATE_TESTING   0x10
 #define IMG_STATE_SUCCESS   0x00
 #define FLASH_BYTE_ERASED   0xFF
@@ -322,7 +321,6 @@ extern "C" {
 #define IMG_STATE_UPDATING  0x8F
 #define IMG_STATE_TESTING   0xEF
 #define IMG_STATE_FINAL_FLAGS 0xBF
-#define IMG_STATE_ELF_LOADING 0x70
 #define IMG_STATE_SUCCESS   0xFF
 #define FLASH_BYTE_ERASED   0x00
 #define FLASH_WORD_ERASED   0x00000000UL

src/elf.c

@@ -149,7 +149,7 @@ int elf_load_image_mmu(uint8_t *image, uintptr_t *entry, elf_mmu_map_cb mmu_cb)
 
     return 0;
 }
-#endif /* MMU */
+#endif /* MMU || WOLFBOOT_FSP || ARCH_PPC */
 
 int elf_open(const unsigned char *ehdr, int *is_elf32)
 {
@@ -281,7 +281,7 @@ int elf_store_image_scattered(const unsigned char *hdr, unsigned long *entry_out
     }
     return 0;
 }
-#endif
+#endif /* !defined(MMU) && !defined(WOLFBOOT_FSP) && !defined(ARCH_PPC) && defined (WOLFBOOT_ELF_SCATTERED) */
 
 
 int elf_load_image(uint8_t *image, uintptr_t *entry, int ext_flash)

test-app/app_sim_scattered.c

@@ -0,0 +1,49 @@
+/* app_sim_scattered.c
+ *
+ * Test bare-metal boot-led-on application
+ *
+ * Copyright (C) 2025 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 "target.h"
+
+#include "wolfboot/wolfboot.h"
+
+#ifdef TARGET_sim
+
+
+__attribute__((section(".r3text")))
+int do_cmd(const char *cmd)
+{
+    /* Do nothing */
+    return 0;
+}
+
+__attribute__((section(".r2text")))
+int do_exec_cmd(char *name)
+{
+    return do_cmd(name);
+}
+
+__attribute__((section(".r1text")))
+int main(int argc, char *argv[]) {
+    do_exec_cmd((void *)0);
+    return 0;
+}
+#endif /** TARGET_sim **/

test-app/sim_scattered.ld

@@ -0,0 +1,28 @@
+ENTRY(main)
+
+SECTIONS
+{
+    . = 0x100000;
+    __r1_start = .;
+    .r1text : { *(.r1text) }
+    .r1data : { *(.r1data) }
+    __r1_end = .;
+
+    . = 0x140000;
+    __r2_start = .;
+    .r2text : { *(.r2text) }
+    .r2data : { *(.r2data) }
+    __r2_end = .;
+
+    . = 0x180000;
+    __r3_start = .;
+    .r3text : { *(.r3text) }
+    .r3data : { *(.r3data) }
+
+    .text : { *(.text*) }
+    .rodata : { *(.rodata*) }
+    __r3_end = .;
+
+    PROVIDE(__image_start = 0x100000);
+    PROVIDE(__image_end = .);
+}