SPD data alone consumes 0x400 of pre-ram stack, so the guard was
initially set too high, printing spurious "smashed stack detected"
messages at end of romstage.
Use the same stack size as haswell.
Change-Id: I24fff6228bc5207750a3c4bf8cf34e91cf35e716
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/17501
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
dfb2de80ec