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cmd/sbi: format KVM version

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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>
Reviewed-by: Leo Yu-Chi Liang <ycliang@andestech.com>
This commit is contained in:
Heinrich Schuchardt 2022-08-14 21:57:14 +02:00 committed by Leo Yu-Chi Liang
parent ac48fc3deb
commit aa8aa48b4c
1 changed files with 12 additions and 2 deletions
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14
cmd/riscv/sbi.c
View File

@ -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;
}
}