diff options
| author | Atish Patra <[email protected]> | 2019-03-13 11:08:31 -0700 |
|---|---|---|
| committer | Anup Patel <[email protected]> | 2019-03-14 20:44:22 +0530 |
| commit | 6c39ea99ee681de9e33004aa0075771be351a8cb (patch) | |
| tree | 3a6165b284ecaa26d5895d196314b7b7e276802e | |
| parent | 312850148ad702cd9cc5bfd3537ed23ac4d851fe (diff) | |
lib: Return ENOTSUPP incase of invalid SBI function ID
OpenSBI should show error trace only if any valid SBI function
does not perform as expected.
However, OpenSBI should show notify the caller with a negative
error if given SBI function ID is not valid.
Signed-off-by: Atish Patra <[email protected]>
| -rw-r--r-- | lib/sbi_ecall.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/sbi_ecall.c b/lib/sbi_ecall.c index 6312469d..94c6e770 100644 --- a/lib/sbi_ecall.c +++ b/lib/sbi_ecall.c @@ -86,6 +86,8 @@ int sbi_ecall_handler(u32 hartid, ulong mcause, ret = 0; break; default: + regs->a0 = SBI_ENOTSUPP; + ret = 0; break; }; |