SMM: Skip locking SPI registers in finalize step

This is a temporary workaround so the SPI bus can be accessed
at runtime in SMM code until the SPI opcode menu is used
properly.

Change-Id: I93d188c55b66d8dce49fa91a1de53ee195944b30
Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-on: http://review.coreboot.org/1318
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
This commit is contained in:
Duncan Laurie 2012-06-23 17:02:29 -07:00 committed by Ronald G. Minnich
parent 800e950d64
commit 54cba3b4ad
1 changed files with 3 additions and 0 deletions

View File

@ -31,8 +31,11 @@ void intel_pch_finalize_smm(void)
RCBA32(0x3898) = SPI_OPMENU_LOWER;
RCBA32(0x389c) = SPI_OPMENU_UPPER;
/* Need to fix SMI driver use of opcode menu */
#if !CONFIG_ELOG_GSMI
/* Lock SPIBAR */
RCBA32_OR(0x3804, (1 << 15));
#endif
/* TCLOCKDN: TC Lockdown */
RCBA32_OR(0x0050, (1 << 31));