#define INTEL_PT_CFG_PWR_EVT_EN BIT_ULL(4)
#define INTEL_PT_CFG_BRANCH_EN BIT_ULL(13)
#define INTEL_PT_CFG_EVT_EN BIT_ULL(31)
+#define INTEL_PT_CFG_TNT_DIS BIT_ULL(55)
struct range {
u64 start;
return true;
}
+static bool intel_pt_disabled_tnt(struct intel_pt *pt)
+{
+ struct evsel *evsel;
+ u64 config;
+
+ evlist__for_each_entry(pt->session->evlist, evsel) {
+ if (intel_pt_get_config(pt, &evsel->core.attr, &config) &&
+ config & INTEL_PT_CFG_TNT_DIS)
+ return true;
+ }
+ return false;
+}
+
static unsigned int intel_pt_mtc_period(struct intel_pt *pt)
{
struct evsel *evsel;
params.first_timestamp = pt->first_timestamp;
params.max_loops = pt->max_loops;
+ /* Cannot walk code without TNT, so force 'quick' mode */
+ if (params.branch_enable && intel_pt_disabled_tnt(pt) && !params.quick)
+ params.quick = 1;
+
if (pt->filts.cnt > 0)
params.pgd_ip = intel_pt_pgd_ip;