Make it work with new gcc version; use linker script to force entry code in page 0.

mips/nanonote/iris.ld

@@ -0,0 +1,23 @@
+OUTPUT_ARCH(mips)
+ENTRY(__start)
+MEMORY
+{
+	ram	: ORIGIN = 0x80000000 , LENGTH = 32M
+}
+
+SECTIONS
+{
+	.text : { "mips/iris_elf-entry.o" (.text*) } > ram
+	.text : { *(.text*) } > ram
+	.rodata : { *(.rodata*) *(.note*) } > ram
+	.sdata : { *(.sdata*) } > ram
+	.data : { *(.data*) *(.scommon*) *(.reginfo*) } > ram
+
+	_gp = ABSOLUTE(.);
+	.got : { *(.got*) } > ram
+
+	_bss = ABSOLUTE(.);
+	.sbss : { *(.sbss*) } > ram
+	.bss : { *(.bss*) } > ram
+	_end = ABSOLUTE(.);
+}