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authorRonald G. Minnich <rminnich@gmail.com>2006-04-18 22:40:53 +0000
committerRonald G. Minnich <rminnich@gmail.com>2006-04-18 22:40:53 +0000
commit36c00aa39b9374fbf5f762fb9ebb022bce1f7fa0 (patch)
treef46ad7fd13899a14cbf83a7d7dea6bca717b1249 /src/northbridge/amd
parent61083dad0f03af10192ab65ebb0a2af98b9af8a4 (diff)
fix adjustment for sizeram
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2259 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/northbridge/amd')
-rw-r--r--src/northbridge/amd/gx2/northbridge.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/src/northbridge/amd/gx2/northbridge.c b/src/northbridge/amd/gx2/northbridge.c
index 981d5375e1..809a440e77 100644
--- a/src/northbridge/amd/gx2/northbridge.c
+++ b/src/northbridge/amd/gx2/northbridge.c
@@ -14,6 +14,11 @@
#include <cpu/x86/cache.h>
#define NORTHBRIDGE_FILE "northbridge.c"
+
+/* number of MB to take off the top of ram for VSM and display memory.
+ * FIXME -- make this configurable
+ */
+#define RAMADJUSTMB 9
/*
*/
@@ -139,7 +144,7 @@ setup_gx2_cache(void)
val |= ((unsigned long long) DEVICE_PROPERTIES) << 28;
/* sigh. Take our TOM, RIGHT shift 12, since it page-aligned, then LEFT-shift 8 for reg. */
/* yank off 8M for frame buffer and 1M for VSA */
- sizembytes -= 9;
+ sizembytes -= RAMADJUSTMB;
sizereg = sizembytes;
sizereg *= 0x100000;
sizereg >>= 12;
@@ -434,7 +439,7 @@ static void enable_dev(struct device *dev)
do_vsmbios();
dev->ops = &pci_domain_ops;
pci_set_method(dev);
- ram_resource(dev, 0, 0, sizeram()*1024);
+ ram_resource(dev, 0, 0, (sizeram() - RAMADJUSTMB)*1024);
} else if (dev->path.type == DEVICE_PATH_APIC_CLUSTER) {
printk_debug("DEVICE_PATH_APIC_CLUSTER\n");