summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorDenis 'GNUtoo' Carikli <GNUtoo@no-log.org>2014-10-14 07:33:53 +0200
committerPatrick Georgi <pgeorgi@google.com>2015-04-30 12:01:43 +0200
commit16110e7ffaf417f98bef2a359ec522f6fc160ee5 (patch)
tree1e16f0f6dcc6010856ed3a5c13b2ec990e4512dd
parent9616f3ceb7e6bb2a55b0de01a5364fca011a1ecb (diff)
i945/gma: Fix wrong comment about the documentation.
The GTT location is documented in the "309219" datasheet. For instance it can be found in the TOLUD register description. The 309219 datasheet is for the "Mobile IntelĀ® 945 Express Chipset Family". It was published in 2008. Change-Id: I75ac095ebc577e031af566963ebffe9ed2587c96 Signed-off-by: Denis 'GNUtoo' Carikli <GNUtoo@no-log.org> Reviewed-on: http://review.coreboot.org/9622 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi <pgeorgi@google.com>
-rw-r--r--src/northbridge/intel/i945/gma.c7
1 files changed, 1 insertions, 6 deletions
diff --git a/src/northbridge/intel/i945/gma.c b/src/northbridge/intel/i945/gma.c
index cee064081c..e5974c980d 100644
--- a/src/northbridge/intel/i945/gma.c
+++ b/src/northbridge/intel/i945/gma.c
@@ -58,12 +58,7 @@ static int gtt_setup(void *mmiobase)
/*
* The Video BIOS places the GTT right below top of memory.
- *
- * It is not documented in the Intel 945 datasheet, but the Intel
- * developers said that it is normally placed there.
- *
- * TODO: Add option to make the GTT size runtime configurable
- */
+ */
tom = pci_read_config8(dev_find_slot(0, PCI_DEVFN(0, 0)), TOLUD) << 24;
PGETBL_save = tom - 256 * KiB;
PGETBL_save |= PGETBL_ENABLED;