diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/soc/intel/xeon_sp/include/soc/p2sb.h | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/src/soc/intel/xeon_sp/include/soc/p2sb.h b/src/soc/intel/xeon_sp/include/soc/p2sb.h index 3bdd4530ca..1be1b9b74d 100644 --- a/src/soc/intel/xeon_sp/include/soc/p2sb.h +++ b/src/soc/intel/xeon_sp/include/soc/p2sb.h @@ -3,14 +3,18 @@ #include <commonlib/helpers.h> /* - * Currently all known xeon-sp CPUs use C620 PCH. These definitions - * come from C620 datasheet (Intel Doc #336067-007US) + * CPX-SP and SKX-SP use LBG PCH, while SPR-SP uses EBG PCH. + * These definitions come from LBG datasheet (Intel Doc #336067-007US) + * and Emmitsburg datasheet (Intel Doc #606161). */ #define HPTC_OFFSET 0x60 #define HPTC_ADDR_ENABLE_BIT (1 << 7) -#define PCH_P2SB_EPMASK0 0xb0 #define P2SB_SIZE (16 * MiB) - #define P2SBC 0xe0 #define SBILOCK (1 << 31) +#if CONFIG(SOC_INTEL_SAPPHIRERAPIDS_SP) +#define PCH_P2SB_EPMASK0 0x220 +#else +#define PCH_P2SB_EPMASK0 0xb0 +#endif |