diff options
| -rw-r--r-- | lib/sbi/sbi_fwft.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/lib/sbi/sbi_fwft.c b/lib/sbi/sbi_fwft.c index aff087f..595819b 100644 --- a/lib/sbi/sbi_fwft.c +++ b/lib/sbi/sbi_fwft.c @@ -84,10 +84,12 @@ static int fwft_misaligned_delegation_supported(struct fwft_config *conf) static int fwft_set_misaligned_delegation(struct fwft_config *conf, unsigned long value) { - if (value) + if (value == 1) csr_set(CSR_MEDELEG, MIS_DELEG); - else + else if (value == 0) csr_clear(CSR_MEDELEG, MIS_DELEG); + else + return SBI_EINVAL; return SBI_OK; } @@ -111,18 +113,20 @@ static int fwft_adue_supported(struct fwft_config *conf) static int fwft_set_adue(struct fwft_config *conf, unsigned long value) { - if (value) + if (value == 1) #if __riscv_xlen == 32 csr_set(CSR_MENVCFGH, ENVCFG_ADUE >> 32); #else csr_set(CSR_MENVCFG, ENVCFG_ADUE); #endif - else + else if (value == 0) #if __riscv_xlen == 32 csr_clear(CSR_MENVCFGH, ENVCFG_ADUE >> 32); #else csr_clear(CSR_MENVCFG, ENVCFG_ADUE); #endif + else + return SBI_EINVAL; return SBI_OK; } |