Format the KVM implementation number in a human readable form.

With the patch output of the sbi command for Linux 5.19.1 looks like:

=> sbi SBI 0.3 KVM 5.19.1 Machine: Vendor ID 0 Architecture ID 7005c Implementation ID 7005c Extensions: SBI Base Functionality Timer Extension IPI Extension RFENCE Extension Hart State Management Extension System Reset Extension

Signed-off-by: Heinrich Schuchardt heinrich.schuchardt@canonical.com --- cmd/riscv/sbi.c | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/cmd/riscv/sbi.c b/cmd/riscv/sbi.c index ee11e0f88e..522f502435 100644 --- a/cmd/riscv/sbi.c +++ b/cmd/riscv/sbi.c @@ -68,11 +68,21 @@ static int do_sbi(struct cmd_tbl *cmdtp, int flag, int argc, ret = sbi_get_impl_version(&vers); if (ret < 0) break; - if (impl_id == 1) + switch (impl_id) { + case 1: /* OpenSBI */ printf("%ld.%ld", vers >> 16, vers & 0xffff); - else + break; + case 3: /* KVM */ + printf("%ld.%ld.%ld", + vers >> 16, + (vers >> 8) & 0xff, + vers & 0xff); + break; + default: printf("0x%lx", vers); + break; + } break; } }