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Add unknown subsystem state for nOS-V breakdown

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It will appear when the emulator knows that a thread is running in the
CPU, but no subsystem has been entered yet. This is common a
instrumentation level lower than 3 in nOS-V.
This commit is contained in:
Rodrigo Arias 2024-06-10 17:32:40 +02:00
parent bb5e406af3
commit 31d6eb076c
3 changed files with 5 additions and 3 deletions
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6
src/emu/nosv/breakdown.c
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@ -1,4 +1,4 @@
/* Copyright (c) 2023 Barcelona Supercomputing Center (BSC) /* Copyright (c) 2023-2024 Barcelona Supercomputing Center (BSC)
* SPDX-License-Identifier: GPL-3.0-or-later */ * SPDX-License-Identifier: GPL-3.0-or-later */
#include "breakdown.h" #include "breakdown.h"
@ -181,8 +181,8 @@ connect_cpu(struct bay *bay, struct nosv_cpu *mcpu)
return -1; return -1;
} }
/* TODO what do we emit on null? */ /* Emit unknown subsystem on NULL */
mux_set_default(&bcpu->mux0, value_int64(666)); mux_set_default(&bcpu->mux0, value_int64(ST_UNKNOWN_SS));
/* Connect mux 1 using idle as select */ /* Connect mux 1 using idle as select */
if (mux_init(&bcpu->mux1, bay, idle, tri, select_idle, 2) != 0) { if (mux_init(&bcpu->mux1, bay, idle, tri, select_idle, 2) != 0) {

1
src/emu/nosv/nosv_priv.h
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@ -24,6 +24,7 @@ enum nosv_chan {
}; };
enum nosv_ss_values { enum nosv_ss_values {
ST_UNKNOWN_SS = 2,
ST_SCHED_HUNGRY = 6, ST_SCHED_HUNGRY = 6,
ST_SCHED_SERVING, ST_SCHED_SERVING,
ST_SCHED_SUBMITTING, ST_SCHED_SUBMITTING,

1
src/emu/nosv/setup.c
View File

@ -141,6 +141,7 @@ static const char *pcf_prefix[CH_MAX] = {
}; };
static const struct pcf_value_label nosv_ss_values[] = { static const struct pcf_value_label nosv_ss_values[] = {
{ ST_UNKNOWN_SS, "Unknown subsystem" },
{ ST_SCHED_HUNGRY, "Scheduler: Hungry" }, { ST_SCHED_HUNGRY, "Scheduler: Hungry" },
{ ST_SCHED_SERVING, "Scheduler: Serving" }, { ST_SCHED_SERVING, "Scheduler: Serving" },
{ ST_SCHED_SUBMITTING, "Scheduler: Submitting" }, { ST_SCHED_SUBMITTING, "Scheduler: Submitting" },