exo2: minor stack/mmu fixes, now gets to main on hw

exosphere2/loader_stub/source/secmon_loader_main.cpp

@@ -24,6 +24,7 @@ namespace ams::secmon::loader {
         /* Uncompress the program image. */
         Uncompress(secmon::MemoryRegionPhysicalTzramFullProgramImage.GetPointer(), secmon::MemoryRegionPhysicalTzramFullProgramImage.GetSize(), program_lz4, program_lz4_size);
 
+
         /* Copy the boot image to the end of IRAM */
         u8 *relocated_boot_code = secmon::MemoryRegionPhysicalIramBootCodeImage.GetEndPointer<u8>() - boot_code_lz4_size;
         std::memcpy(relocated_boot_code, boot_code_lz4, boot_code_lz4_size);
@@ -31,6 +32,7 @@ namespace ams::secmon::loader {
         /* Uncompress the boot image. */
         Uncompress(secmon::MemoryRegionPhysicalIramBootCodeImage.GetPointer(), secmon::MemoryRegionPhysicalIramBootCodeImage.GetSize(), relocated_boot_code, boot_code_lz4_size);
 
+
         /* Jump to the boot image. */
         reinterpret_cast<void (*)()>(secmon::MemoryRegionPhysicalIramBootCodeImage.GetAddress())();
 

exosphere2/loader_stub/source/start.s

@@ -95,7 +95,7 @@ _start:
     ERRATUM_INVALIDATE_BTB_AT_BOOT
 
     /* Set the stack pointer to a temporary location. */
-    ldr x20, =0x7C010800
+    ldr x20, =0x7C020000
     mov sp, x20
 
     /* Call our init array functions. */