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path: root/drivers/char/agp/intel-agp.c
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Diffstat (limited to 'drivers/char/agp/intel-agp.c')
-rw-r--r--drivers/char/agp/intel-agp.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index 2c9ca2c6462..7c69bf259ca 100644
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -506,6 +506,11 @@ static void intel_i830_init_gtt_entries(void)
break;
}
} else {
+ /* G33's GTT stolen memory is separate from gfx data
+ * stolen memory.
+ */
+ if (IS_G33)
+ size = 0;
switch (gmch_ctrl & I830_GMCH_GMS_MASK) {
case I855_GMCH_GMS_STOLEN_1M:
gtt_entries = MB(1) - KB(size);
@@ -914,6 +919,7 @@ static int intel_i915_create_gatt_table(struct agp_bridge_data *bridge)
struct aper_size_info_fixed *size;
int num_entries;
u32 temp, temp2;
+ int gtt_map_size = 256 * 1024;
size = agp_bridge->current_size;
page_order = size->page_order;
@@ -923,7 +929,9 @@ static int intel_i915_create_gatt_table(struct agp_bridge_data *bridge)
pci_read_config_dword(intel_private.pcidev, I915_MMADDR, &temp);
pci_read_config_dword(intel_private.pcidev, I915_PTEADDR,&temp2);
- intel_private.gtt = ioremap(temp2, 256 * 1024);
+ if (IS_G33)
+ gtt_map_size = 1024 * 1024; /* 1M on G33 */
+ intel_private.gtt = ioremap(temp2, gtt_map_size);
if (!intel_private.gtt)
return -ENOMEM;