This commit updates the Geode LX GLCP delay control setup from the v2 way to the v3 way.
This resolves problems with terminated DRAM modules.
Signed-off-by: Edwin Beasant <edwin_beasant@virtensys.com>
Acked-by: Roland G. Minnich <rminnich@gmail.com>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5629 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
diff --git a/src/include/cpu/amd/lxdef.h b/src/include/cpu/amd/lxdef.h
index d312c0e..16a22ba 100644
--- a/src/include/cpu/amd/lxdef.h
+++ b/src/include/cpu/amd/lxdef.h
@@ -623,9 +623,16 @@
#define SMM_OFFSET 0x80400000 /* above 2GB */
#define SMM_SIZE 128 /* changed SMM_SIZE from 256 KB to 128 KB */
+/* DRAM_TERMINATED affects how the DELAY register is set. */
+#define DRAM_TERMINATED 'T'
+#define DRAM_UNTERMINATED 't'
+/* Bitfield definitions for the DELAY register */
+#define DELAY_UPPER_DISABLE_CLK135 (1 << 23)
+#define DELAY_LOWER_STATUS_MASK 0x7C0
+
#if !defined(__ROMCC__) && !defined(ASSEMBLY)
#if defined(__PRE_RAM__)
-void cpuRegInit(void);
+void cpuRegInit(int debug_clock_disable, u8 dimm0, u8 dimm1, int terminated);
void SystemPreInit(void);
#endif
void cpubug(void);