Firmware/opensbi
8
0
Fork 0
forked from Mirrors/opensbi
Code Pull Requests Activity

lib: sbi: Add support for smcntrpmf

Browse Source 
This adds the support for ISA extension smcntrpmf. When some inhibit flags
are set by a lower privilege mode for new CSRs added by smcntrpmf, OpenSBI
sets the appropriate values correspondingly.

Signed-off-by: Kaiwen Xue <kaiwenx@andrew.cmu.edu>
Signed-off-by: Kaiwen Xue <kaiwenx@rivosinc.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
Reviewed-by: Atish Patra <atishp@rivosinc.com>
This commit is contained in:
Kaiwen Xue
2023-07-20 14:07:02 -07:00
committed by Anup Patel
parent 94197a8c49
commit c104c60912
5 changed files with 69 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
include/sbi/riscv_encoding.h
View File

@@ -602,6 +602,8 @@
/* Machine Counter Setup */
#define CSR_MCOUNTINHIBIT 0x320
#define CSR_MCYCLECFG 0x321
#define CSR_MINSTRETCFG 0x322
#define CSR_MHPMEVENT3 0x323
#define CSR_MHPMEVENT4 0x324
#define CSR_MHPMEVENT5 0x325
@@ -633,6 +635,8 @@
#define CSR_MHPMEVENT31 0x33f
/* For RV32 */
#define CSR_MCYCLECFGH 0x721
#define CSR_MINSTRETCFGH 0x722
#define CSR_MHPMEVENT3H 0x723
#define CSR_MHPMEVENT4H 0x724
#define CSR_MHPMEVENT5H 0x725