diff options
Diffstat (limited to 'include/sbi/sbi_hart_protection.h')
| -rw-r--r-- | include/sbi/sbi_hart_protection.h | 27 |
1 files changed, 16 insertions, 11 deletions
diff --git a/include/sbi/sbi_hart_protection.h b/include/sbi/sbi_hart_protection.h index cafe6ee7..bdcad008 100644 --- a/include/sbi/sbi_hart_protection.h +++ b/include/sbi/sbi_hart_protection.h @@ -40,13 +40,17 @@ struct sbi_hart_protection { /** Unconfigure protection for current HART (Optional) */ void (*unconfigure)(struct sbi_scratch *scratch, struct sbi_domain *dom); - /** Create temporary mapping to access address range on current HART (Optional) */ - int (*map_range)(struct sbi_scratch *scratch, - unsigned long base, unsigned long size); - - /** Destroy temporary mapping on current HART (Optional) */ - int (*unmap_range)(struct sbi_scratch *scratch, - unsigned long base, unsigned long size); + /** + * Give temporary M-mode access to an S/U-mode address range on current + * HART (Optional). Only applicable for the TYPE_MEMORY and the TYPE_ID + * mechanisms are not invoked. + */ + int (*temp_map_range)(struct sbi_scratch *scratch, + unsigned long base, unsigned long size); + + /** Remove the temporary M-mode access on the current HART (Optional) */ + int (*temp_unmap_range)(struct sbi_scratch *scratch, + unsigned long base, unsigned long size); }; /** @@ -111,23 +115,24 @@ int sbi_hart_protection_reconfigure(struct sbi_scratch *scratch, struct sbi_domain *next_dom); /** - * Create temporary mapping to access address range on current HART + * Give temporary M-mode access to an S/U-mode address range on the + * current HART. Only valid for TYPE_MEMORY. * * @param base base address of the temporary mapping * @param size size of the temporary mapping * * @return 0 on success and negative error code on failure */ -int sbi_hart_protection_map_range(unsigned long base, unsigned long size); +int sbi_hart_protection_temp_map_range(unsigned long base, unsigned long size); /** - * Destroy temporary mapping to access address range on current HART + * Remove the temporary M-mode access on the current HART * * @param base base address of the temporary mapping * @param size size of the temporary mapping * * @return 0 on success and negative error code on failure */ -int sbi_hart_protection_unmap_range(unsigned long base, unsigned long size); +int sbi_hart_protection_temp_unmap_range(unsigned long base, unsigned long size); #endif /* __SBI_HART_PROTECTION_H__ */ |