x86: Parametize values used in linker script
diff --git a/arch/i386/cpu/u-boot.lds b/arch/i386/cpu/u-boot.lds
index 3eeb2a2..98a548d 100644
--- a/arch/i386/cpu/u-boot.lds
+++ b/arch/i386/cpu/u-boot.lds
@@ -73,7 +73,7 @@
/DISCARD/ : { *(.gnu*) }
/* 16bit realmode trampoline code */
- .realmode 0x7c0 : AT ( LOADADDR(.rel.dyn) + SIZEOF(.rel.dyn) ) { KEEP(*(.realmode)) }
+ .realmode REALMODE_BASE : AT ( LOADADDR(.rel.dyn) + SIZEOF(.rel.dyn) ) { KEEP(*(.realmode)) }
__realmode_start = LOADADDR(.realmode);
__realmode_size = SIZEOF(.realmode);
@@ -84,21 +84,13 @@
__bios_start = LOADADDR(.bios);
__bios_size = SIZEOF(.bios);
- /* The load addresses below assumes that the flash
- * will be mapped so that 0x387f0000 == 0xffff0000
- * at reset time
- *
- * The fe00 and ff00 offsets of the start32 and start16
- * segments are arbitrary, the just have to be mapped
- * at reset and the code have to fit.
- * The fff0 offset of resetvec is important, however.
+ /*
+ * The following expressions place the 16-bit Real-Mode code and
+ * Reset Vector at the end of the Flash ROM
*/
- . = 0xfffffe00;
- .start32 : AT (CONFIG_SYS_TEXT_BASE + 0x3fe00) { KEEP(*(.start32)); }
+ . = START_16;
+ .start16 : AT (CONFIG_SYS_TEXT_BASE + (FLASH_SIZE - RESET_SEG_SIZE + START_16)) { KEEP(*(.start16)); }
- . = 0xf800;
- .start16 : AT (CONFIG_SYS_TEXT_BASE + 0x3f800) { KEEP(*(.start16)); }
-
- . = 0xfff0;
- .resetvec : AT (CONFIG_SYS_TEXT_BASE + 0x3fff0) { KEEP(*(.resetvec)); }
+ . = RESET_VEC_LOC;
+ .resetvec : AT (CONFIG_SYS_TEXT_BASE + (FLASH_SIZE - RESET_SEG_SIZE + RESET_VEC_LOC)) { KEEP(*(.resetvec)); }
}