diff options
Diffstat (limited to 'src/southbridge/via/k8t890/romstrap.S')
-rw-r--r-- | src/southbridge/via/k8t890/romstrap.S | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/src/southbridge/via/k8t890/romstrap.S b/src/southbridge/via/k8t890/romstrap.S new file mode 100644 index 0000000000..2115eaa723 --- /dev/null +++ b/src/southbridge/via/k8t890/romstrap.S @@ -0,0 +1,99 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2004 Tyan Computer + * (Written by Yinghai Lu <yhlu@tyan.com> for Tyan Computer) + * Copyright (C) 2007 Rudolf Marek <r.marek@assembler.cz> + * + * 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. + */ + +/* This file constructs the ROM strap table for K8T890 and K8M890 */ + +.section ".romstrap", "a", @progbits + +.globl __romstrap_start +.globl __romstrap_end + +__romstrap_start: + +/* + * Below are some Dev0 Func2 HT control registers values, + * depending on strap pin, one of below lines is used. + */ +#if CONFIG_SOUTHBRIDGE_VIA_SUBTYPE_K8M800 || CONFIG_SOUTHBRIDGE_VIA_SUBTYPE_K8T800 || CONFIG_SOUTHBRIDGE_VIA_SUBTYPE_K8T800_OLD + +tblpointer: +.long 0x50220000, 0X619707C2 +.long 0x50220000, 0X619707C2 +.long 0x50220000, 0X619707C2 +.long 0x0 +.long 0x0 +.long 0x0 +.long 0x0 +.long 0x0 +.long 0x0 +.long 0x0 +.long 0x0 +.long 0x0 +.long 0x0 +.long 0x0 +.long 0x0 + +#elif CONFIG_SOUTHBRIDGE_VIA_SUBTYPE_K8M890 + +tblpointer: +.long 0x504400FF, 0x61970FC2 //;200M +.long 0x504400FF, 0x61970FC2 //;400M +.long 0x504400FF, 0x61970FC2 //;600M +.long 0x504400FF, 0x61970FC2 //;800M +.long 0x504400FF, 0x61970FC2 //;1000M +.long 0x0 +.long 0x0 +.long 0x0 +.long 0x0 +.long 0x0 +.long 0x0 +.long 0x0 +.long 0x0 +.long 0x0 +.long 0x0 + + +#elif CONFIG_SOUTHBRIDGE_VIA_SUBTYPE_K8T890 + +tblpointer: +.long 0x504400AA, 0x61970FC2 //;200M +.long 0x504400AA, 0x61970FC2 //;400M +.long 0x504400AA, 0x61970FC2 //;600M +.long 0x504400AA, 0x61970FC2 //;800M +.long 0x504400AA, 0x61970FC2 //;1000M +.long 0x0 +.long 0x0 +.long 0x0 +.long 0x0 +.long 0x0 +.long 0x0 +.long 0x0 +.long 0x0 +.long 0x0 +.long 0x0 + +#endif +/* + * The pointer to above table should be at 0xffffd, + * the table itself MUST be aligned to 128B it seems! + */ +.long tblpointer - 0xFFF00000 + +__romstrap_end: + +.previous |