Denis Carikli (GNUtoo@no-log.org) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/3035
-gerrit
commit ddeefe51f59d54a7898b29adacc359d663bf00f5 Author: Denis 'GNUtoo' Carikli GNUtoo@no-log.org Date: Mon Apr 8 19:29:11 2013 +0200
Add Azalia support for non-AGESA sb700
The code was taken and converted from configureAzaliaSetConfigD4Dword in src/vendorcode/amd/cimx/sb700/AZALIA.c
Change-Id: I333b2ebe595aacd9562ad8f4f7f7efab0386619a Signed-off-by: Denis 'GNUtoo' Carikli GNUtoo@no-log.org --- src/southbridge/amd/sb700/hda.c | 30 ++++++++++++++++++++++++++++++ src/southbridge/amd/sb700/hda.h | 31 +++++++++++++++++++++++++++++++ 2 files changed, 61 insertions(+)
diff --git a/src/southbridge/amd/sb700/hda.c b/src/southbridge/amd/sb700/hda.c index 98cb75f..04ffd1f 100644 --- a/src/southbridge/amd/sb700/hda.c +++ b/src/southbridge/amd/sb700/hda.c @@ -24,12 +24,42 @@ #include <device/pci_ops.h> #include <arch/io.h> #include <delay.h> +#include "../../../vendorcode/amd/cimx/sb700/SB700.h" #include "sb700.h" +#include "hda.h"
#define HDA_ICII_REG 0x68 #define HDA_ICII_BUSY (1 << 0) #define HDA_ICII_VALID (1 << 1)
+void azalia_set_config(CODECENTRY* tempAzaliaCodecEntryPtr, u32 ddChannelNum, u32 ddBAR0) +{ + u8 dbtemp1,dbtemp2, i; + u32 ddtemp=0,ddtemp2=0; + + while ((tempAzaliaCodecEntryPtr->Nid) != 0xFF) + { + dbtemp1=0x20; + if ((tempAzaliaCodecEntryPtr->Nid) == 0x1) + dbtemp1=0x24; + ddtemp = tempAzaliaCodecEntryPtr->Nid; + ddtemp &= 0xff; + ddtemp <<= 20; + ddtemp |= ddChannelNum; + ddtemp |= (0x700 << 8); + for(i = 4; i > 0; i-- ){ + do { + ddtemp2 = read32(ddBAR0 + SB_AZ_BAR_REG68); + } while (ddtemp2 & 0x1 /* Bit 0 */); + dbtemp2 = ( (tempAzaliaCodecEntryPtr->Byte40) >> ((4-i) * 8 ) ) & 0xff; + ddtemp = (ddtemp & 0xFFFF0000)+ ((dbtemp1 - i) << 8) + dbtemp2; + write32(ddBAR0 + SB_AZ_BAR_REG60 /*, AccWidthUint32 | S3_SAVE, */, ddtemp); + udelay(60); + } + ++tempAzaliaCodecEntryPtr; + } +} + static int set_bits(u32 port, u32 mask, u32 val) { u32 dword; diff --git a/src/southbridge/amd/sb700/hda.h b/src/southbridge/amd/sb700/hda.h new file mode 100644 index 0000000..ed632e7 --- /dev/null +++ b/src/southbridge/amd/sb700/hda.h @@ -0,0 +1,31 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2011 Denis 'GNUtoo' Carikli GNUtoo@no-log.org + * + * 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; either version 2 of the License, or + * (at your option) any later version. + * + * 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 SB700_HDA_H +#define SB700_HDA_H + +typedef struct _CODECENTRY { + u8 Nid; + u32 Byte40; +} CODECENTRY; + +void azalia_set_config(CODECENTRY* tempAzaliaCodecEntryPtr, u32 ddChannelNum, u32 ddBAR0); + +#endif