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

lib: sbi: fwft: factorize menvcfg read/write

Browse Source 
MENVCFG access will be used as well for double trap, landing pad and
shadow stack fwft support. Factorize that in a common function.

Signed-off-by: Clément Léger <cleger@rivosinc.com>
Reviewed-by: Samuel Holland <samuel.holland@sifive.com>
This commit is contained in:
Clément Léger
2024-10-18 10:40:06 +02:00
committed by Anup Patel
parent b0a7e4b853
commit b2f77f5fa8
2 changed files with 46 additions and 57 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
include/sbi/riscv_encoding.h
View File

@@ -214,7 +214,8 @@
#define ENVCFG_STCE (_ULL(1) << 63)
#define ENVCFG_PBMTE (_ULL(1) << 62)
#define ENVCFG_ADUE (_ULL(1) << 61)
#define ENVCFG_ADUE_SHIFT 61
#define ENVCFG_ADUE (_ULL(1) << ENVCFG_ADUE_SHIFT)
#define ENVCFG_CDE (_ULL(1) << 60)
#define ENVCFG_DTE (_ULL(1) << 59)
#define ENVCFG_PMM (_ULL(0x3) << 32)
@@ -228,8 +229,10 @@
#define ENVCFG_CBIE_ILL _UL(0x0)
#define ENVCFG_CBIE_FLUSH _UL(0x1)
#define ENVCFG_CBIE_INV _UL(0x3)
#define ENVCFG_SSE (_UL(1) << 3)
#define ENVCFG_LPE (_UL(1) << 2)
#define ENVCFG_SSE_SHIFT 3
#define ENVCFG_SSE (_UL(1) << ENVCFG_SSE_SHIFT)
#define ENVCFG_LPE_SHIFT 2
#define ENVCFG_LPE (_UL(1) << ENVCFG_LPE_SHIFT)
#define ENVCFG_FIOM _UL(0x1)
/* ===== User-level CSRs ===== */