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-rw-r--r--src/arch/x86/Kconfig11
1 files changed, 9 insertions, 2 deletions
diff --git a/src/arch/x86/Kconfig b/src/arch/x86/Kconfig
index c85e36a8ea..46e0c2d368 100644
--- a/src/arch/x86/Kconfig
+++ b/src/arch/x86/Kconfig
@@ -80,13 +80,20 @@ config SIPI_VECTOR_IN_ROM
default n
depends on ARCH_X86
+# Set the rambase for systems that still need it, only 5 chipsets as of
+# Sep 2018. This value was 0x100000, chosen to match the entry point
+# of Linux 2.2 in 1999. The new value, 14 MiB, makes a lot more sense
+# for as long as we need it; with luck, that won't be much longer.
+# In the long term, both RAMBASE and RAMTOP should be removed.
+# This value leaves more than 1 MiB which is required for fam10
+# and broadwell_de.
config RAMBASE
hex
- default 0x100000
+ default 0xe00000
config RAMTOP
hex
- default 0x200000
+ default 0x1000000
depends on ARCH_X86
# Traditionally BIOS region on SPI flash boot media was memory mapped right below