From 3140ddc3016d728838271598c55097ca0b88b531 Mon Sep 17 00:00:00 2001
From: Michael Scire <SciresM@gmail.com>
Date: Sun, 25 Mar 2018 17:02:24 -0600
Subject: [PATCH] Reserve AMS0 magic for later use, change to eXosphere Boot
 Config rev 0

---
 exosphere/src/exocfg.c | 4 ++--
 exosphere/src/exocfg.h | 6 +++---
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/exosphere/src/exocfg.c b/exosphere/src/exocfg.c
index e9519b6d2..35c42a8df 100644
--- a/exosphere/src/exocfg.c
+++ b/exosphere/src/exocfg.c
@@ -11,7 +11,7 @@
 /* TODO: Should this be at a non-static location? */
 #define MAILBOX_EXOSPHERE_CONFIG (*((volatile exosphere_config_t *)(MAILBOX_BASE + 0xE40ULL)))
 
-static exosphere_config_t g_exosphere_cfg = {MAGIC_ATMOSPHERE, EXOSPHERE_TARGET_FIRMWARE_DEFAULT_FOR_DEBUG};
+static exosphere_config_t g_exosphere_cfg = {MAGIC_EXOSPHERE_BOOTCONFIG, EXOSPHERE_TARGET_FIRMWARE_DEFAULT_FOR_DEBUG};
 static bool g_has_loaded_config = false;
 
 /* Read config out of IRAM, return target firmware version. */
@@ -21,7 +21,7 @@ unsigned int exosphere_load_config(void) {
     }
     g_has_loaded_config = true;
     
-    if (MAILBOX_EXOSPHERE_CONFIG.magic == MAGIC_ATMOSPHERE) {
+    if (MAILBOX_EXOSPHERE_CONFIG.magic == MAGIC_EXOSPHERE_BOOTCONFIG) {
         g_exosphere_cfg = MAILBOX_EXOSPHERE_CONFIG;
     }
     
diff --git a/exosphere/src/exocfg.h b/exosphere/src/exocfg.h
index a1e8b29f2..54047ccaf 100644
--- a/exosphere/src/exocfg.h
+++ b/exosphere/src/exocfg.h
@@ -8,8 +8,8 @@
 
 /* This serves to set configuration for *exosphere itself*, separate from the SecMon Exosphere mimics. */
 
-/* "AMS0" */
-#define MAGIC_ATMOSPHERE (0x30534D41)
+/* "XBC0" */
+#define MAGIC_EXOSPHERE_BOOTCONFIG (0x30434258)
 
 #define EXOSPHERE_TARGET_FIRMWARE_100 1
 #define EXOSPHERE_TARGET_FIRMWARE_200 2
@@ -35,7 +35,7 @@ unsigned int exosphere_load_config(void);
 unsigned int exosphere_get_target_firmware(void);
 
 static inline unsigned int exosphere_get_target_firmware_physical(void) {
-    return MAILBOX_EXOSPHERE_CONFIG_PHYS.magic == MAGIC_ATMOSPHERE ? MAILBOX_EXOSPHERE_CONFIG_PHYS.target_firmware : EXOSPHERE_TARGET_FIRMWARE_DEFAULT_FOR_DEBUG;
+    return MAILBOX_EXOSPHERE_CONFIG_PHYS.magic == MAGIC_EXOSPHERE_BOOTCONFIG ? MAILBOX_EXOSPHERE_CONFIG_PHYS.target_firmware : EXOSPHERE_TARGET_FIRMWARE_DEFAULT_FOR_DEBUG;
 }
 
 #endif
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