lib: sbi: factorize previous virtualization mode read from regs

The same pattern is used at multiple places to verify in which mode
the exception was actually taken. Factorize it.

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 10:40:02 +02:00
committed by Anup Patel
parent b919daf495
commit daa282573f
3 changed files with 12 additions and 15 deletions

View File

@@ -236,6 +236,15 @@ static inline unsigned long sbi_regs_gva(const struct sbi_trap_regs *regs)
#endif
}
static inline bool sbi_regs_from_virt(const struct sbi_trap_regs *regs)
{
#if __riscv_xlen == 32
return (regs->mstatusH & MSTATUSH_MPV) ? true : false;
#else
return (regs->mstatus & MSTATUS_MPV) ? true : false;
#endif
}
int sbi_trap_redirect(struct sbi_trap_regs *regs,
const struct sbi_trap_info *trap);