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Add CPU idle and active events

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This commit is contained in:
Rodrigo Arias 2022-09-06 10:28:55 +02:00
parent 982bc39490
commit 576936ef01
3 changed files with 28 additions and 4 deletions
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3
doc/emulation/events.md
View File

@ -187,4 +187,7 @@ KCI Is back in the CPU due to a context switch
6HL Unsets itself as leader thread
6Hm Sets itself as main thread
6HM Unsets itself as main thread
6Ci CPU becomes idle
6Ca CPU becomes active
```

8
emu.h
View File

@ -118,10 +118,12 @@ enum nanos6_ss_state {
ST_NANOS6_HANDLING_TASK,
ST_NANOS6_WORKER_LOOP,
/* Value 51 is broken in old Paraver */
/* Value 51 is broken in old Paraver */
EV_NANOS6_SCHED_RECV = 60,
EV_NANOS6_SCHED_SEND = 61,
EV_NANOS6_SCHED_SELF = 62,
EV_NANOS6_SCHED_SEND,
EV_NANOS6_SCHED_SELF,
EV_NANOS6_CPU_IDLE,
EV_NANOS6_CPU_ACTIVE,
};
enum nanos6_thread_type {

21
emu_nanos6.c
View File

@ -379,7 +379,6 @@ pre_worker(struct ovni_emu *emu)
}
}
static void
pre_sched(struct ovni_emu *emu)
{
@ -427,6 +426,25 @@ pre_thread(struct ovni_emu *emu)
}
}
static void
pre_cpu(struct ovni_emu *emu)
{
struct ovni_ethread *th;
struct ovni_chan *chan_th;
th = emu->cur_thread;
chan_th = &th->chan[CHAN_NANOS6_SUBSYSTEM];
switch(emu->cur_ev->header.value)
{
case 'i': chan_ev(chan_th, EV_NANOS6_CPU_IDLE); break;
case 'a': chan_ev(chan_th, EV_NANOS6_CPU_ACTIVE); break;
default:
die("unknown Nanos6 cpu event %c\n",
emu->cur_ev->header.value);
}
}
static void
pre_ss(struct ovni_emu *emu, int st)
{
@ -487,6 +505,7 @@ hook_pre_nanos6(struct ovni_emu *emu)
case 'D': pre_deps(emu); break;
case 'B': pre_blocking(emu); break;
case 'W': pre_worker(emu); break;
case 'C': pre_cpu(emu); break;
default:
die("unknown Nanos6 event category %c\n",
emu->cur_ev->header.category);