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-rw-r--r--hw/ppc/spapr_rtas.c8
-rw-r--r--include/hw/ppc/spapr.h1
2 files changed, 9 insertions, 0 deletions
diff --git a/hw/ppc/spapr_rtas.c b/hw/ppc/spapr_rtas.c
index dba4e2b20b..9ba1ba69f9 100644
--- a/hw/ppc/spapr_rtas.c
+++ b/hw/ppc/spapr_rtas.c
@@ -234,6 +234,13 @@ static void rtas_ibm_get_system_parameter(PowerPCCPU *cpu,
target_ulong ret = RTAS_OUT_SUCCESS;
switch (parameter) {
+ case RTAS_SYSPARM_SPLPAR_CHARACTERISTICS: {
+ char *param_val = g_strdup_printf("MaxEntCap=%d,MaxPlatProcs=%d",
+ max_cpus, smp_cpus);
+ rtas_st_buffer(buffer, length, (uint8_t *)param_val, strlen(param_val));
+ g_free(param_val);
+ break;
+ }
case RTAS_SYSPARM_DIAGNOSTICS_RUN_MODE: {
uint8_t param_val = DIAGNOSTICS_RUN_MODE_DISABLED;
@@ -260,6 +267,7 @@ static void rtas_ibm_set_system_parameter(PowerPCCPU *cpu,
target_ulong ret = RTAS_OUT_NOT_SUPPORTED;
switch (parameter) {
+ case RTAS_SYSPARM_SPLPAR_CHARACTERISTICS:
case RTAS_SYSPARM_DIAGNOSTICS_RUN_MODE:
case RTAS_SYSPARM_UUID:
ret = RTAS_OUT_NOT_AUTHORIZED;
diff --git a/include/hw/ppc/spapr.h b/include/hw/ppc/spapr.h
index 46b7a71734..3b6ccd395a 100644
--- a/include/hw/ppc/spapr.h
+++ b/include/hw/ppc/spapr.h
@@ -398,6 +398,7 @@ static inline int spapr_allocate_lsi(int hint)
#define RTAS_TOKEN_MAX (RTAS_TOKEN_BASE + 0x21)
/* RTAS ibm,get-system-parameter token values */
+#define RTAS_SYSPARM_SPLPAR_CHARACTERISTICS 20
#define RTAS_SYSPARM_DIAGNOSTICS_RUN_MODE 42
#define RTAS_SYSPARM_UUID 48