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-rw-r--r--hw/ppc/spapr_caps.c66
-rw-r--r--include/hw/ppc/spapr.h4
2 files changed, 70 insertions, 0 deletions
diff --git a/hw/ppc/spapr_caps.c b/hw/ppc/spapr_caps.c
index 5d52969bd5..d6f82b18fc 100644
--- a/hw/ppc/spapr_caps.c
+++ b/hw/ppc/spapr_caps.c
@@ -73,6 +73,72 @@ static void spapr_cap_set_bool(Object *obj, Visitor *v, const char *name,
spapr->eff.caps[cap->index] = value ? SPAPR_CAP_ON : SPAPR_CAP_OFF;
}
+static void __attribute__ ((unused)) spapr_cap_get_tristate(Object *obj,
+ Visitor *v,
+ const char *name,
+ void *opaque,
+ Error **errp)
+{
+ sPAPRCapabilityInfo *cap = opaque;
+ sPAPRMachineState *spapr = SPAPR_MACHINE(obj);
+ char *val = NULL;
+ uint8_t value = spapr_get_cap(spapr, cap->index);
+
+ switch (value) {
+ case SPAPR_CAP_BROKEN:
+ val = g_strdup("broken");
+ break;
+ case SPAPR_CAP_WORKAROUND:
+ val = g_strdup("workaround");
+ break;
+ case SPAPR_CAP_FIXED:
+ val = g_strdup("fixed");
+ break;
+ default:
+ error_setg(errp, "Invalid value (%d) for cap-%s", value, cap->name);
+ return;
+ }
+
+ visit_type_str(v, name, &val, errp);
+ g_free(val);
+}
+
+static void __attribute__ ((unused)) spapr_cap_set_tristate(Object *obj,
+ Visitor *v,
+ const char *name,
+ void *opaque,
+ Error **errp)
+{
+ sPAPRCapabilityInfo *cap = opaque;
+ sPAPRMachineState *spapr = SPAPR_MACHINE(obj);
+ char *val;
+ Error *local_err = NULL;
+ uint8_t value;
+
+ visit_type_str(v, name, &val, &local_err);
+ if (local_err) {
+ error_propagate(errp, local_err);
+ return;
+ }
+
+ if (!strcasecmp(val, "broken")) {
+ value = SPAPR_CAP_BROKEN;
+ } else if (!strcasecmp(val, "workaround")) {
+ value = SPAPR_CAP_WORKAROUND;
+ } else if (!strcasecmp(val, "fixed")) {
+ value = SPAPR_CAP_FIXED;
+ } else {
+ error_setg(errp, "Invalid capability mode \"%s\" for cap-%s", val,
+ cap->name);
+ goto out;
+ }
+
+ spapr->cmd_line_caps[cap->index] = true;
+ spapr->eff.caps[cap->index] = value;
+out:
+ g_free(val);
+}
+
static void cap_htm_apply(sPAPRMachineState *spapr, uint8_t val, Error **errp)
{
if (!val) {
diff --git a/include/hw/ppc/spapr.h b/include/hw/ppc/spapr.h
index eded0ea57d..61bb3632c4 100644
--- a/include/hw/ppc/spapr.h
+++ b/include/hw/ppc/spapr.h
@@ -69,6 +69,10 @@ typedef enum {
/* Bool Caps */
#define SPAPR_CAP_OFF 0x00
#define SPAPR_CAP_ON 0x01
+/* Broken | Workaround | Fixed Caps */
+#define SPAPR_CAP_BROKEN 0x00
+#define SPAPR_CAP_WORKAROUND 0x01
+#define SPAPR_CAP_FIXED 0x02
typedef struct sPAPRCapabilities sPAPRCapabilities;
struct sPAPRCapabilities {