spmp_config Struct Reference

Data Fields
unsigned int	protection
	Set permissions using macros SMPU_S/ SMPU_R/SMPU_W/ SMPU_X of SMPU; SPMP_L/ SPMP_U/SPMP_R/ SPMP_W/SPMP_X of sPMP, see details in riscv spec of SMPU/sPMP. More...
unsigned long	order
	Size of memory region as power of 2, it has to be minimum 2 and maxium __RISCV_XLEN according to the hardwired granularity 2^N bytes, if N = 12, then order has to be at least 12; if not, the order read out is N though you configure less than N. More...
unsigned long	base_addr
	Base address of memory region It must be 2^order aligned address. More...

Detailed Description

Definition at line 63 of file core_feature_spmp.h.

Field Documentation

base_addr

unsigned long spmp_config::base_addr

Base address of memory region It must be 2^order aligned address.

Definition at line 80 of file core_feature_spmp.h.

Referenced by __get_sPMPENTRYx(), and __set_sPMPENTRYx().

order

unsigned long spmp_config::order

Size of memory region as power of 2, it has to be minimum 2 and maxium __RISCV_XLEN according to the hardwired granularity 2^N bytes, if N = 12, then order has to be at least 12; if not, the order read out is N though you configure less than N.

Definition at line 75 of file core_feature_spmp.h.

Referenced by __get_sPMPENTRYx(), and __set_sPMPENTRYx().

protection

unsigned int spmp_config::protection

Set permissions using macros SMPU_S/ SMPU_R/SMPU_W/ SMPU_X of SMPU; SPMP_L/ SPMP_U/SPMP_R/ SPMP_W/SPMP_X of sPMP, see details in riscv spec of SMPU/sPMP.

Definition at line 69 of file core_feature_spmp.h.

Referenced by __get_sPMPENTRYx(), and __set_sPMPENTRYx().