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[PATCH qemu] spapr/rtas: Print message from "ibm,os-term"
From: |
Alexey Kardashevskiy |
Subject: |
[PATCH qemu] spapr/rtas: Print message from "ibm,os-term" |
Date: |
Mon, 3 Feb 2020 14:20:44 +1100 |
The "ibm,os-term" RTAS call has a single parameter which is a pointer to
a message from the guest kernel about the termination cause; this prints
it.
Signed-off-by: Alexey Kardashevskiy <address@hidden>
---
hw/ppc/spapr_rtas.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/hw/ppc/spapr_rtas.c b/hw/ppc/spapr_rtas.c
index 883fe28465e6..656fdd221665 100644
--- a/hw/ppc/spapr_rtas.c
+++ b/hw/ppc/spapr_rtas.c
@@ -345,6 +345,13 @@ static void rtas_ibm_os_term(PowerPCCPU *cpu,
target_ulong args,
uint32_t nret, target_ulong rets)
{
+ target_ulong msgaddr = rtas_ld(args, 0);
+ char msg[512];
+
+ cpu_physical_memory_read(msgaddr, msg, sizeof(msg) - 1);
+ msg[sizeof(msg) - 1] = 0;
+
+ error_report("OS terminated: %s", msg);
qemu_system_guest_panicked(NULL);
rtas_st(rets, 0, RTAS_OUT_SUCCESS);
--
2.17.1
- [PATCH qemu] spapr/rtas: Print message from "ibm,os-term",
Alexey Kardashevskiy <=