Rename hardwaremain() to main()

... and drop the wrapper on ARMv7

Change-Id: If3ffe953cee9e61d4dcbb38f4e5e2ca74b628ccc
Signed-off-by: Stefan Reinauer <reinauer@google.com>
Signed-off-by: Gabe Black <gabeblack@chromium.org>
Reviewed-on: http://review.coreboot.org/3639
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>

src/northbridge/via/vx800/examples/chipset_init.c

@@ -604,7 +604,7 @@ void init_VIA_chipset(void)
  *	In the dev_enumerate() phase,
  */
 
-void hardwaremain(void)
+void main(void)
 {
 	struct lb_memory *lb_mem;
 #if CONFIG_HAVE_ACPI_RESUME