ams: allow bootloader to merely approximate correct target firmware

libraries/libstratosphere/include/stratosphere/spl/spl_api.hpp

@@ -39,6 +39,7 @@ namespace ams::spl {
     Result DecryptAesKey(void *dst, size_t dst_size, const void *src, size_t src_size, s32 generation, u32 option);
 
     Result GetConfig(u64 *out, ConfigItem item);
+    Result SetConfig(ConfigItem item, u64 v);
     bool IsDevelopment();
     MemoryArrangement GetMemoryArrangement();
 

libraries/libstratosphere/include/stratosphere/spl/spl_types.hpp

@@ -231,18 +231,19 @@ namespace ams::spl {
         Package2Hash                  = 17,
 
         /* Extension config items for exosphere. */
-        ExosphereApiVersion          = 65000,
-        ExosphereNeedsReboot         = 65001,
-        ExosphereNeedsShutdown       = 65002,
-        ExosphereGitCommitHash       = 65003,
-        ExosphereHasRcmBugPatch      = 65004,
-        ExosphereBlankProdInfo       = 65005,
-        ExosphereAllowCalWrites      = 65006,
-        ExosphereEmummcType          = 65007,
-        ExospherePayloadAddress      = 65008,
-        ExosphereLogConfiguration    = 65009,
-        ExosphereForceEnableUsb30    = 65010,
-        ExosphereSupportedHosVersion = 65011,
+        ExosphereApiVersion            = 65000,
+        ExosphereNeedsReboot           = 65001,
+        ExosphereNeedsShutdown         = 65002,
+        ExosphereGitCommitHash         = 65003,
+        ExosphereHasRcmBugPatch        = 65004,
+        ExosphereBlankProdInfo         = 65005,
+        ExosphereAllowCalWrites        = 65006,
+        ExosphereEmummcType            = 65007,
+        ExospherePayloadAddress        = 65008,
+        ExosphereLogConfiguration      = 65009,
+        ExosphereForceEnableUsb30      = 65010,
+        ExosphereSupportedHosVersion   = 65011,
+        ExosphereApproximateApiVersion = 65012, /* NOTE: Internal use only. */
     };
 
 }