diff options
Diffstat (limited to 'src/soc/amd/stoneyridge/include')
| -rw-r--r-- | src/soc/amd/stoneyridge/include/soc/northbridge.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/soc/amd/stoneyridge/include/soc/northbridge.h b/src/soc/amd/stoneyridge/include/soc/northbridge.h index 7e9b51aa31..f952186d22 100644 --- a/src/soc/amd/stoneyridge/include/soc/northbridge.h +++ b/src/soc/amd/stoneyridge/include/soc/northbridge.h @@ -2,6 +2,7 @@ * This file is part of the coreboot project. * * Copyright (C) 2015 Advanced Micro Devices, Inc. + * Copyright (C) 2015 Intel Corp. * * 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 @@ -30,6 +31,27 @@ # define DRAM_HOIST_VALID (1 << 1) # define DRAM_HOLE_VALID (1 << 0) +enum { + /* SMM handler area. */ + SMM_SUBREGION_HANDLER, + /* SMM cache region. */ + SMM_SUBREGION_CACHE, + /* Chipset specific area. */ + SMM_SUBREGION_CHIPSET, + /* Total sub regions supported. */ + SMM_SUBREGION_NUM, +}; + +/* + * Fills in the arguments for the entire SMM region covered by chipset + * protections. e.g. TSEG. + */ +void smm_region_info(void **start, size_t *size); +/* + * Fills in the start and size for the requested SMM subregion. Returns + * 0 on susccess, < 0 on failure. + */ +int smm_subregion(int sub, void **start, size_t *size); void domain_enable_resources(device_t dev); void domain_read_resources(device_t dev); void domain_set_resources(device_t dev); |