CBMEM: Add cbmem_late_set_table() and drop references to high_tables_base

This helper function is for compatibility only for chipsets that do
not implement get_top_of_ram() to support early CBMEM.

Also remove references to globals high_tables_base and _size under
arch/ and from two ARMv7 boards.

Change-Id: I17eee30635a0368b2ada06e0698425c5ef0ecc53
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/3902
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@google.com>

src/lib/cbmem.c

@@ -42,6 +42,8 @@ struct cbmem_entry {
 } __attribute__((packed));
 
 #ifndef __PRE_RAM__
+uint64_t high_tables_base = 0;
+uint64_t high_tables_size = 0;
 static struct cbmem_entry *bss_cbmem_toc;
 
 struct cbmem_entry *__attribute__((weak)) get_cbmem_toc(void)
@@ -60,7 +62,15 @@ struct cbmem_entry *__attribute__((weak)) get_cbmem_toc(void)
 	printk(BIOS_WARNING, "WARNING: you need to define get_cbmem_toc() for your chipset\n");
 	return NULL;
 }
+#endif
 
+#if !defined(__PRE_RAM__)
+void cbmem_late_set_table(uint64_t base, uint64_t size)
+{
+	printk(BIOS_DEBUG, "CBMEM region %llx-%llx (%s)\n", base, base+size-1, __FUNCTION__);
+	high_tables_base = base;
+	high_tables_size = size;
+}
 #endif
 
 /**