sb/intel/i82801jx: Enable upper 128bytes of CMOS
The normal romcc bootblock uses this. Change-Id: I60f735f703a9208911f5cc8a81930535e574644d Signed-off-by: Arthur Heymans <arthur@aheymans.xyz> Reviewed-on: https://review.coreboot.org/c/coreboot/+/36755 Reviewed-by: Patrick Georgi <pgeorgi@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
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@ -36,4 +36,7 @@ static void bootblock_southbridge_init(void)
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/* Enable RCBA */
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pci_write_config32(PCI_DEV(0, 0x1f, 0), RCBA,
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(uintptr_t)DEFAULT_RCBA | 1);
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/* Enable upper 128bytes of CMOS. */
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RCBA32(0x3400) = (1 << 2);
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}
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