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-rw-r--r--src/include/cpu/x86/cache.h20
-rw-r--r--src/include/cpu/x86/mtrr.h35
2 files changed, 54 insertions, 1 deletions
diff --git a/src/include/cpu/x86/cache.h b/src/include/cpu/x86/cache.h
index 55d39382db..be27f1d9ea 100644
--- a/src/include/cpu/x86/cache.h
+++ b/src/include/cpu/x86/cache.h
@@ -1,3 +1,22 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2004 Eric W. Biederman
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
#ifndef CPU_X86_CACHE
#define CPU_X86_CACHE
@@ -17,6 +36,7 @@ static inline void invd(void)
{
asm volatile("invd" ::: "memory");
}
+
static inline void wbinvd(void)
{
asm volatile ("wbinvd");
diff --git a/src/include/cpu/x86/mtrr.h b/src/include/cpu/x86/mtrr.h
index 2da2beefc9..667c7ad916 100644
--- a/src/include/cpu/x86/mtrr.h
+++ b/src/include/cpu/x86/mtrr.h
@@ -31,7 +31,6 @@
#define MTRRfix4K_F0000_MSR 0x26e
#define MTRRfix4K_F8000_MSR 0x26f
-
#if !defined (ASSEMBLY) && !defined(__PRE_RAM__)
#include <device/device.h>
void enable_fixed_mtrr(void);
@@ -42,5 +41,39 @@ void set_var_mtrr_resource(void *gp, struct device *dev, struct resource *res);
void x86_setup_fixed_mtrrs(void);
#endif
+/* Validate CONFIG_XIP_ROM_SIZE and CONFIG_XIP_ROM_BASE */
+#if defined(CONFIG_XIP_ROM_SIZE) && !defined(CONFIG_XIP_ROM_BASE)
+# error "CONFIG_XIP_ROM_SIZE without CONFIG_XIP_ROM_BASE"
+#endif
+#if defined(CONFIG_XIP_ROM_BASE) && !defined(CONFIG_XIP_ROM_SIZE)
+# error "CONFIG_XIP_ROM_BASE without CONFIG_XIP_ROM_SIZE"
+#endif
+#if !defined(CONFIG_RAMTOP)
+# error "CONFIG_RAMTOP not defined"
+#endif
+
+#if defined(CONFIG_XIP_ROM_SIZE) && ((CONFIG_XIP_ROM_SIZE & (CONFIG_XIP_ROM_SIZE -1)) != 0)
+# error "CONFIG_XIP_ROM_SIZE is not a power of 2"
+#endif
+#if defined(CONFIG_XIP_ROM_SIZE) && ((CONFIG_XIP_ROM_BASE % CONFIG_XIP_ROM_SIZE) != 0)
+# error "CONFIG_XIP_ROM_BASE is not a multiple of CONFIG_XIP_ROM_SIZE"
+#endif
+
+#if (CONFIG_RAMTOP & (CONFIG_RAMTOP -1)) != 0
+# error "CONFIG_RAMTOP must be a power of 2"
+#endif
+
+
+#if !defined (ASSEMBLY)
+#if defined(CONFIG_XIP_ROM_SIZE)
+# if defined(CONFIG_TINY_BOOTBLOCK) && CONFIG_TINY_BOOTBLOCK
+ extern unsigned long AUTO_XIP_ROM_BASE;
+# define REAL_XIP_ROM_BASE AUTO_XIP_ROM_BASE
+# else
+# define REAL_XIP_ROM_BASE CONFIG_XIP_ROM_BASE
+# endif
+#endif
+
+#endif
#endif /* CPU_X86_MTRR_H */