CBMEM ACPI: Move resume handler

Handler is ACPI/x86 specific so move details out of cbmem code.

With static CBMEM initialisation, ramstage will need to test for
S3 wakeup condition so publish also acpi_is_wakeup().

Change-Id: If591535448cdd24a54262b534c1a828fc13da759
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/4619
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Aaron Durbin <adurbin@google.com>

src/lib/cbmem.c

@@ -228,12 +228,8 @@ int cbmem_initialize(void)
 
 	/* We expect the romstage to always initialize it. */
 	if (!cbmem_reinit()) {
-#if CONFIG_HAVE_ACPI_RESUME && !defined(__PRE_RAM__)
-		/* Something went wrong, our high memory area got wiped */
-		if (acpi_slp_type == 3 || acpi_slp_type == 2)
-			acpi_slp_type = 0;
-#endif
 		cbmem_init();
+		cbmem_fail_resume();
 		rv = 1;
 	}
 #ifndef __PRE_RAM__