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spapr: Add RTAS sysparm UUID

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Add support for the UUID parameter to the emulated RTAS call
ibm,get-system-parameter.

Return the guest's UUID as the value for the RTAS UUID system
parameter, or null (a zero length result) if it is not set.

Signed-off-by: Sam Bobroff <sam.bobroff@au1.ibm.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Sam bobroff 2014-06-25 13:54:31 +10:00 committed by Alexander Graf
parent 3052d95190
commit b907d7b0fd
2 changed files with 5 additions and 0 deletions
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4
hw/ppc/spapr_rtas.c
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@ -240,6 +240,9 @@ static void rtas_ibm_get_system_parameter(PowerPCCPU *cpu,
rtas_st_buffer(buffer, length, &param_val, sizeof(param_val));
break;
}
case RTAS_SYSPARM_UUID:
rtas_st_buffer(buffer, length, qemu_uuid, (qemu_uuid_set ? 16 : 0));
break;
default:
ret = RTAS_OUT_NOT_SUPPORTED;
}
@ -258,6 +261,7 @@ static void rtas_ibm_set_system_parameter(PowerPCCPU *cpu,
switch (parameter) {
case RTAS_SYSPARM_DIAGNOSTICS_RUN_MODE:
case RTAS_SYSPARM_UUID:
ret = RTAS_OUT_NOT_AUTHORIZED;
break;
}

1
include/hw/ppc/spapr.h
View File

@ -399,6 +399,7 @@ static inline int spapr_allocate_lsi(int hint)
/* RTAS ibm,get-system-parameter token values */
#define RTAS_SYSPARM_DIAGNOSTICS_RUN_MODE 42
#define RTAS_SYSPARM_UUID 48
/* Possible values for the platform-processor-diagnostics-run-mode parameter
* of the RTAS ibm,get-system-parameter call.