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hmp: gpa2hva and gpa2hpa hostaddr command

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These commands are useful when testing machine-check passthrough.
gpa2hva is useful to inject a MADV_HWPOISON madvise from gdb, while
gpa2hpa is useful to inject an error with the mce-inject kernel
module.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <1490021158-4469-1-git-send-email-pbonzini@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20170420133058.12911-1-pbonzini@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
This commit is contained in:
Paolo Bonzini 2017-04-20 15:30:58 +02:00 • committed by Dr. David Alan Gilbert
parent dcaed66cbe
commit e9628441df
2 changed files with 133 additions and 0 deletions
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32
hmp-commands.hx
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@ -523,6 +523,38 @@ Dump 80 16 bit values at the start of the video memory.
0x000b8090: 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720
@end smallexample
@end itemize
ETEXI
{
.name = "gpa2hva",
.args_type = "addr:l",
.params = "addr",
.help = "print the host virtual address corresponding to a guest physical address",
.cmd = hmp_gpa2hva,
},
STEXI
@item gpa2hva @var{addr}
@findex gpa2hva
Print the host virtual address at which the guest's physical address @var{addr}
is mapped.
ETEXI
#ifdef CONFIG_LINUX
{
.name = "gpa2hpa",
.args_type = "addr:l",
.params = "addr",
.help = "print the host physical address corresponding to a guest physical address",
.cmd = hmp_gpa2hpa,
},
#endif
STEXI
@item gpa2hpa @var{addr}
@findex gpa2hpa
Print the host physical address at which the guest's physical address @var{addr}
is mapped.
ETEXI
{