nor: split layout on the gk7205v500 family

board/xmedia/xm72050500/board.c

@@ -143,11 +143,12 @@ void clear_update_flag(int update_flag)
 
 int misc_init_r(void)
 {
+	/* before the scan: a split image clears it, so bootm checks its CRC */
+	env_set("verify", "n");
 	openipc_helper();
 #ifdef CONFIG_RANDOM_ETHADDR
 	random_init_r();
 #endif
-	env_set("verify", "n");
 
 #ifdef CFG_MMU_HANDLEOK
 	dcache_stop();

board/xmedia/xm720xxx/board.c

@@ -142,11 +142,12 @@ void clear_update_flag(int update_flag)
 
 int misc_init_r(void)
 {
+	/* before the scan: a split image clears it, so bootm checks its CRC */
+	env_set("verify", "n");
 	openipc_helper();
 #ifdef CONFIG_RANDOM_ETHADDR
 	random_init_r();
 #endif
-	env_set("verify", "n");
 
 #ifdef CFG_MMU_HANDLEOK
 	dcache_stop();

common/Kconfig

@@ -1070,5 +1070,5 @@ config OPENIPC_NOR_SPLIT
 	  of a saved environment are dropped, and bootm checks the uImage CRC.
 	  Only for boards whose kernel knows the layout (gk7205v200 family,
 	  hi3516cv6xx, hi3519dv500, hi3516cv300/hi3516ev100, the hi3516ev200
-	  family).
+	  family, the gk7205v500 family).
 

common/openipc.c

@@ -1022,7 +1022,20 @@ int openipc_helper(void) {
   char msize[16];
   sprintf(msize, "%ldM", gd->ram_size / 1024 / 1024);
   env_set("totalmem", msize);
-  firmware_recovery();
+
+  /* Recovery checks what it runs: a board may already have set verify=n
+   * (so that the split scan below can clear it), and source would then run
+   * a wrapped script.txt without its data CRC. Drop it for recovery only
+   * and put it back for the boot. */
+  {
+    const char *v = env_get("verify");
+    char *saved = v ? strdup(v) : NULL;
+
+    env_set("verify", NULL);
+    firmware_recovery();
+    env_set("verify", saved);
+    free(saved);
+  }
   altbootcmd_migrate();
 
   /* Persist the default environment on first start (or after a bad env);

openipc/xm72050500_config

@@ -2,3 +2,7 @@ CONFIG_SYS_LOAD_ADDR=0x42000000
 CONFIG_MMC=y
 CONFIG_CMD_MMC=y
 CONFIG_MMC_SDHCI=y
+
+# The split NOR layout: the kernel (OpenIPC/linux goke-gk7205v500)
+# divides one firmware partition from its own device tree.
+CONFIG_OPENIPC_NOR_SPLIT=y

openipc/xm720xxx_config

@@ -8,3 +8,7 @@ CONFIG_SYS_LOAD_ADDR=0x42000000
 CONFIG_MMC=y
 CONFIG_CMD_MMC=y
 CONFIG_MMC_SDHCI=y
+
+# The split NOR layout: the kernel (OpenIPC/linux goke-gk7205v500)
+# divides one firmware partition from its own device tree.
+CONFIG_OPENIPC_NOR_SPLIT=y