diff options
Diffstat (limited to 'src/cpu/intel/haswell/haswell.h')
| -rw-r--r-- | src/cpu/intel/haswell/haswell.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/cpu/intel/haswell/haswell.h b/src/cpu/intel/haswell/haswell.h index a510e7de58..3a5ebe65ae 100644 --- a/src/cpu/intel/haswell/haswell.h +++ b/src/cpu/intel/haswell/haswell.h @@ -100,6 +100,26 @@ #define PSS_LATENCY_TRANSITION 10 #define PSS_LATENCY_BUSMASTER 10 +/* Region of SMM space is reserved for multipurpose use. It falls below + * the IED region and above the SMM handler. */ +#define RESERVED_SMM_SIZE CONFIG_SMM_RESERVED_SIZE +#define RESERVED_SMM_OFFSET \ + (CONFIG_SMM_TSEG_SIZE - CONFIG_IED_REGION_SIZE - RESERVED_SMM_SIZE) + +/* Sanity check config options. */ +#if (CONFIG_SMM_TSEG_SIZE <= (CONFIG_IED_REGION_SIZE + RESERVED_SMM_SIZE)) +# error "CONFIG_SMM_TSEG_SIZE <= (CONFIG_IED_REGION_SIZE + RESERVED_SMM_SIZE)" +#endif +#if (CONFIG_SMM_TSEG_SIZE < 0x800000) +# error "CONFIG_SMM_TSEG_SIZE must at least be 8MiB" +#endif +#if ((CONFIG_SMM_TSEG_SIZE & (CONFIG_SMM_TSEG_SIZE - 1)) != 0) +# error "CONFIG_SMM_TSEG_SIZE is not a power of 2" +#endif +#if ((CONFIG_IED_REGION_SIZE & (CONFIG_IED_REGION_SIZE - 1)) != 0) +# error "CONFIG_IED_REGION_SIZE is not a power of 2" +#endif + #ifndef __ROMCC__ #if defined(__PRE_RAM__) |