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base-nova: consider non-contiguous CPU numbers

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This is a follow-up commit to the following two patches:
* base/nova: add idle threads to trace sources
* nova: support to read thread and idle time
This commit is contained in:
Norman Feske 2015-06-30 13:19:01 +02:00 committed by Christian Helmuth
parent 259b127f96
commit 503263a8a2
1 changed files with 12 additions and 5 deletions
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17
repos/base-nova/src/core/platform.cc
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@ -272,8 +272,8 @@ Platform::Platform() :
}
/* map idle SCs */
unsigned const log2cpu = log2(hip->cpus());
if ((1U << log2cpu) != hip->cpus()) {
unsigned const log2cpu = log2(hip->cpu_max());
if ((1U << log2cpu) != hip->cpu_max()) {
PERR("number of max CPUs is not of power of 2");
nova_die();
}
@ -289,7 +289,11 @@ Platform::Platform() :
/* test reading out idle SCs */
bool sc_init = true;
for (unsigned i = 0; i < hip->cpus(); i++) {
for (unsigned i = 0; i < hip->cpu_max(); i++) {
if (!hip->is_cpu_enabled(i))
continue;
uint64_t n_time;
uint8_t res = Nova::sc_ctrl(sc_idle_base + i, n_time);
if (res != Nova::NOVA_OK) {
@ -635,7 +639,10 @@ Platform::Platform() :
}
/* add idle ECs to trace sources */
for (unsigned i = 0; i < hip->cpus(); i++) {
for (unsigned i = 0; i < hip->cpu_max(); i++) {
if (!hip->is_cpu_enabled(i))
continue;
struct Idle_trace_source : Trace::Source::Info_accessor, Trace::Control,
Trace::Source
@ -665,7 +672,7 @@ Platform::Platform() :
};
Idle_trace_source *source = new (core_mem_alloc())
Idle_trace_source(Affinity::Location(i, 0, hip->cpus(), 1),
Idle_trace_source(Affinity::Location(i, 0, hip->cpu_max(), 1),
sc_idle_base + i);
Trace::sources().insert(source);