static int counter_width = 32;
#define CTR_IS_RESERVED(msrs, c) (msrs->counters[(c)].addr ? 1 : 0)
-#define CTR_READ(l, h, msrs, c) do {rdmsr(msrs->counters[(c)].addr, (l), (h)); } while (0)
-#define CTR_OVERFLOWED(n) (!((n) & (1U<<(counter_width-1))))
+#define CTR_OVERFLOWED(n) (!((n) & (1ULL<<(counter_width-1))))
#define CTRL_IS_RESERVED(msrs, c) (msrs->controls[(c)].addr ? 1 : 0)
#define CTRL_READ(l, h, msrs, c) do {rdmsr((msrs->controls[(c)].addr), (l), (h)); } while (0)
static int ppro_check_ctrs(struct pt_regs * const regs,
struct op_msrs const * const msrs)
{
- unsigned int low, high;
+ u64 val;
int i;
for (i = 0 ; i < num_counters; ++i) {
if (!reset_value[i])
continue;
- CTR_READ(low, high, msrs, i);
- if (CTR_OVERFLOWED(low)) {
+ rdmsrl(msrs->counters[i].addr, val);
+ if (CTR_OVERFLOWED(val)) {
oprofile_add_sample(regs, i);
wrmsrl(msrs->counters[i].addr, -reset_value[i]);
}
}
-struct op_x86_model_spec const op_ppro_spec = {
- .num_counters = 2,
- .num_controls = 2,
- .fill_in_addresses = &ppro_fill_in_addresses,
- .setup_ctrs = &ppro_setup_ctrs,
- .check_ctrs = &ppro_check_ctrs,
- .start = &ppro_start,
- .stop = &ppro_stop,
- .shutdown = &ppro_shutdown
+struct op_x86_model_spec op_ppro_spec = {
+ .num_counters = 2, /* can be overriden */
+ .num_controls = 2, /* dito */
+ .fill_in_addresses = &ppro_fill_in_addresses,
+ .setup_ctrs = &ppro_setup_ctrs,
+ .check_ctrs = &ppro_check_ctrs,
+ .start = &ppro_start,
+ .stop = &ppro_stop,
+ .shutdown = &ppro_shutdown
};
/*
op_arch_perfmon_spec.num_counters = num_counters;
op_arch_perfmon_spec.num_controls = num_counters;
+ op_ppro_spec.num_counters = num_counters;
+ op_ppro_spec.num_controls = num_counters;
}
struct op_x86_model_spec op_arch_perfmon_spec = {
/* num_counters/num_controls filled in at runtime */
- .fill_in_addresses = &ppro_fill_in_addresses,
+ .fill_in_addresses = &ppro_fill_in_addresses,
/* user space does the cpuid check for available events */
- .setup_ctrs = &ppro_setup_ctrs,
- .check_ctrs = &ppro_check_ctrs,
- .start = &ppro_start,
- .stop = &ppro_stop,
- .shutdown = &ppro_shutdown
+ .setup_ctrs = &ppro_setup_ctrs,
+ .check_ctrs = &ppro_check_ctrs,
+ .start = &ppro_start,
+ .stop = &ppro_stop,
+ .shutdown = &ppro_shutdown
};