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-rw-r--r--src/southbridge/intel/i82801jx/bootblock.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/southbridge/intel/i82801jx/bootblock.c b/src/southbridge/intel/i82801jx/bootblock.c
index fb2d5337b3..01faef34af 100644
--- a/src/southbridge/intel/i82801jx/bootblock.c
+++ b/src/southbridge/intel/i82801jx/bootblock.c
@@ -36,4 +36,7 @@ static void bootblock_southbridge_init(void)
/* Enable RCBA */
pci_write_config32(PCI_DEV(0, 0x1f, 0), RCBA,
(uintptr_t)DEFAULT_RCBA | 1);
+
+ /* Enable upper 128bytes of CMOS. */
+ RCBA32(0x3400) = (1 << 2);
}