[iQue] Set address of makerom instead of address of boot in spec (#2409)

spec

@@ -6,6 +6,9 @@
 
 beginseg
     name "makerom"
+    // We set the address of the makerom segment as 0x80000400 - 0x1000, since the ROM header and IPL3 together
+    // are 0x1000 bytes long and we want the entry code to end up at address 0x80000400.
+    address 0x7FFFF400
     include "$(BUILD_DIR)/src/makerom/rom_header.o"
     include "$(BUILD_DIR)/src/makerom/ipl3.o"
     include "$(BUILD_DIR)/src/makerom/entry.o"
@@ -13,7 +16,6 @@ endseg
 
 beginseg
     name "boot"
-    address 0x80000460
     include "$(BUILD_DIR)/src/boot/boot_main.o"
     include "$(BUILD_DIR)/src/boot/idle.o"
 #if OOT_VERSION >= PAL_1_0

src/makerom/rom_header.s

@@ -6,7 +6,7 @@
 /* 0x00 */ ENDIAN_IDENTIFIER
 /* 0x01 */ PI_DOMAIN_1_CFG(64, 18, 7, 3)
 /* 0x04 */ SYSTEM_CLOCK_RATE_SETTING(0xF)
-/* 0x08 */ ENTRYPOINT(0x80000400)
+/* 0x08 */ ENTRYPOINT(entrypoint)
 /* 0x0C */ OS_VERSION(2, 0, LIBULTRA_VERSION)
 /* 0x10 */ CHECKSUM()