New patch to review for coreboot: c036828 ASUS M4A785T-M mainboard: fix screen flickering issues

Denis Carikli (GNUtoo <at> no-log.org) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/900

-gerrit

commit c03682861a1d8716900b74ec3f197faa9a68cecd
Author: Denis 'GNUtoo' Carikli <GNUtoo <at> no-log.org>
Date:   Sat Apr 14 14:30:49 2012 +0200

    ASUS M4A785T-M mainboard: fix screen flickering issues

    Without that fix the screen flickered with resolutions superior
      to 832x624 because the cpu_ht_freq was 0 (so it ran at 200Mhz).

    Change-Id: I1056d76b1d77f6177594ed9d03ecc5ae7b3c2c13
    Signed-off-by: Denis 'GNUtoo' Carikli <GNUtoo <at> no-log.org>
---
 src/mainboard/asus/m4a785-m/romstage.c |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/src/mainboard/asus/m4a785-m/romstage.c b/src/mainboard/asus/m4a785-m/romstage.c
index a96592d..870af70 100644
--- a/src/mainboard/asus/m4a785-m/romstage.c
+++ b/src/mainboard/asus/m4a785-m/romstage.c
 <at>  <at>  -246,6 +246,7  <at>  <at>  void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
  */
 BOOL AMD_CB_ManualBUIDSwapList (u8 node, u8 link, const u8 **List)
 {
+#ifndef CONFIG_BOARD_ASUS_M4A785TM
 	static const u8 swaplist[] = { 0xFF, CONFIG_HT_CHAIN_UNITID_BASE,
CONFIG_HT_CHAIN_END_UNITID_BASE, 0xFF };
 	/* If the BUID was adjusted in early_ht we need to do the manual override */
 	if ((CONFIG_HT_CHAIN_UNITID_BASE != 0) && (CONFIG_HT_CHAIN_END_UNITID_BASE != 0)) {
 <at>  <at>  -255,6 +256,14  <at>  <at>  BOOL AMD_CB_ManualBUIDSwapList (u8 node, u8 link, const u8 **List)
 			return 1;
 		}
 	}
+#else
+	static const u8 swaplist[] = {0, 1, 0xFF, 0, 0xFF};
+	/* If the BUID was adjusted in early_ht we need to do the manual override */
+	if ((node == 0) && (link == 0)) {       /* BSP SB link */
+		*List = swaplist;
+		return 1;
+	}
+#endif

 	return 0;
 }

--

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