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-rw-r--r--tools/verification/models/rtapp/pagefault.ltl1
-rw-r--r--tools/verification/models/rtapp/sleep.ltl22
-rw-r--r--tools/verification/models/sched/nrp.dot29
-rw-r--r--tools/verification/models/sched/opid.dot35
-rw-r--r--tools/verification/models/sched/sncid.dot18
-rw-r--r--tools/verification/models/sched/sssw.dot30
-rw-r--r--tools/verification/models/sched/sts.dot38
-rw-r--r--tools/verification/models/sched/tss.dot18
8 files changed, 155 insertions, 36 deletions
diff --git a/tools/verification/models/rtapp/pagefault.ltl b/tools/verification/models/rtapp/pagefault.ltl
new file mode 100644
index 000000000000..d7ce62102733
--- /dev/null
+++ b/tools/verification/models/rtapp/pagefault.ltl
@@ -0,0 +1 @@
+RULE = always (RT imply not PAGEFAULT)
diff --git a/tools/verification/models/rtapp/sleep.ltl b/tools/verification/models/rtapp/sleep.ltl
new file mode 100644
index 000000000000..6379bbeb6212
--- /dev/null
+++ b/tools/verification/models/rtapp/sleep.ltl
@@ -0,0 +1,22 @@
+RULE = always ((RT and SLEEP) imply (RT_FRIENDLY_SLEEP or ALLOWLIST))
+
+RT_FRIENDLY_SLEEP = (RT_VALID_SLEEP_REASON or KERNEL_THREAD)
+ and ((not WAKE) until RT_FRIENDLY_WAKE)
+
+RT_VALID_SLEEP_REASON = FUTEX_WAIT
+ or RT_FRIENDLY_NANOSLEEP
+
+RT_FRIENDLY_NANOSLEEP = CLOCK_NANOSLEEP
+ and NANOSLEEP_TIMER_ABSTIME
+ and (NANOSLEEP_CLOCK_MONOTONIC or NANOSLEEP_CLOCK_TAI)
+
+RT_FRIENDLY_WAKE = WOKEN_BY_EQUAL_OR_HIGHER_PRIO
+ or WOKEN_BY_HARDIRQ
+ or WOKEN_BY_NMI
+ or ABORT_SLEEP
+ or KTHREAD_SHOULD_STOP
+
+ALLOWLIST = BLOCK_ON_RT_MUTEX
+ or FUTEX_LOCK_PI
+ or TASK_IS_RCU
+ or TASK_IS_MIGRATION
diff --git a/tools/verification/models/sched/nrp.dot b/tools/verification/models/sched/nrp.dot
new file mode 100644
index 000000000000..77bb64669416
--- /dev/null
+++ b/tools/verification/models/sched/nrp.dot
@@ -0,0 +1,29 @@
+digraph state_automaton {
+ center = true;
+ size = "7,11";
+ {node [shape = doublecircle] "any_thread_running"};
+ {node [shape = circle] "any_thread_running"};
+ {node [shape = circle] "nested_preempt"};
+ {node [shape = plaintext, style=invis, label=""] "__init_preempt_irq"};
+ {node [shape = circle] "preempt_irq"};
+ {node [shape = circle] "rescheduling"};
+ "__init_preempt_irq" -> "preempt_irq";
+ "any_thread_running" [label = "any_thread_running", color = green3];
+ "any_thread_running" -> "any_thread_running" [ label = "schedule_entry\nirq_entry" ];
+ "any_thread_running" -> "rescheduling" [ label = "sched_need_resched" ];
+ "nested_preempt" [label = "nested_preempt"];
+ "nested_preempt" -> "any_thread_running" [ label = "schedule_entry_preempt\nschedule_entry" ];
+ "nested_preempt" -> "nested_preempt" [ label = "irq_entry" ];
+ "nested_preempt" -> "preempt_irq" [ label = "sched_need_resched" ];
+ "preempt_irq" [label = "preempt_irq"];
+ "preempt_irq" -> "nested_preempt" [ label = "schedule_entry_preempt\nschedule_entry" ];
+ "preempt_irq" -> "preempt_irq" [ label = "irq_entry\nsched_need_resched" ];
+ "rescheduling" [label = "rescheduling"];
+ "rescheduling" -> "any_thread_running" [ label = "schedule_entry_preempt\nschedule_entry" ];
+ "rescheduling" -> "preempt_irq" [ label = "irq_entry" ];
+ "rescheduling" -> "rescheduling" [ label = "sched_need_resched" ];
+ { rank = min ;
+ "__init_preempt_irq";
+ "preempt_irq";
+ }
+}
diff --git a/tools/verification/models/sched/opid.dot b/tools/verification/models/sched/opid.dot
new file mode 100644
index 000000000000..840052f6952b
--- /dev/null
+++ b/tools/verification/models/sched/opid.dot
@@ -0,0 +1,35 @@
+digraph state_automaton {
+ center = true;
+ size = "7,11";
+ {node [shape = plaintext, style=invis, label=""] "__init_disabled"};
+ {node [shape = circle] "disabled"};
+ {node [shape = doublecircle] "enabled"};
+ {node [shape = circle] "enabled"};
+ {node [shape = circle] "in_irq"};
+ {node [shape = circle] "irq_disabled"};
+ {node [shape = circle] "preempt_disabled"};
+ "__init_disabled" -> "disabled";
+ "disabled" [label = "disabled"];
+ "disabled" -> "disabled" [ label = "sched_need_resched\nsched_waking\nirq_entry" ];
+ "disabled" -> "irq_disabled" [ label = "preempt_enable" ];
+ "disabled" -> "preempt_disabled" [ label = "irq_enable" ];
+ "enabled" [label = "enabled", color = green3];
+ "enabled" -> "enabled" [ label = "preempt_enable" ];
+ "enabled" -> "irq_disabled" [ label = "irq_disable" ];
+ "enabled" -> "preempt_disabled" [ label = "preempt_disable" ];
+ "in_irq" [label = "in_irq"];
+ "in_irq" -> "enabled" [ label = "irq_enable" ];
+ "in_irq" -> "in_irq" [ label = "sched_need_resched\nsched_waking\nirq_entry" ];
+ "irq_disabled" [label = "irq_disabled"];
+ "irq_disabled" -> "disabled" [ label = "preempt_disable" ];
+ "irq_disabled" -> "enabled" [ label = "irq_enable" ];
+ "irq_disabled" -> "in_irq" [ label = "irq_entry" ];
+ "irq_disabled" -> "irq_disabled" [ label = "sched_need_resched" ];
+ "preempt_disabled" [label = "preempt_disabled"];
+ "preempt_disabled" -> "disabled" [ label = "irq_disable" ];
+ "preempt_disabled" -> "enabled" [ label = "preempt_enable" ];
+ { rank = min ;
+ "__init_disabled";
+ "disabled";
+ }
+}
diff --git a/tools/verification/models/sched/sncid.dot b/tools/verification/models/sched/sncid.dot
deleted file mode 100644
index 072851721b50..000000000000
--- a/tools/verification/models/sched/sncid.dot
+++ /dev/null
@@ -1,18 +0,0 @@
-digraph state_automaton {
- center = true;
- size = "7,11";
- {node [shape = plaintext, style=invis, label=""] "__init_can_sched"};
- {node [shape = ellipse] "can_sched"};
- {node [shape = plaintext] "can_sched"};
- {node [shape = plaintext] "cant_sched"};
- "__init_can_sched" -> "can_sched";
- "can_sched" [label = "can_sched", color = green3];
- "can_sched" -> "can_sched" [ label = "schedule_entry\nschedule_exit" ];
- "can_sched" -> "cant_sched" [ label = "irq_disable" ];
- "cant_sched" [label = "cant_sched"];
- "cant_sched" -> "can_sched" [ label = "irq_enable" ];
- { rank = min ;
- "__init_can_sched";
- "can_sched";
- }
-}
diff --git a/tools/verification/models/sched/sssw.dot b/tools/verification/models/sched/sssw.dot
new file mode 100644
index 000000000000..4994c3e876be
--- /dev/null
+++ b/tools/verification/models/sched/sssw.dot
@@ -0,0 +1,30 @@
+digraph state_automaton {
+ center = true;
+ size = "7,11";
+ {node [shape = plaintext, style=invis, label=""] "__init_runnable"};
+ {node [shape = doublecircle] "runnable"};
+ {node [shape = circle] "runnable"};
+ {node [shape = circle] "signal_wakeup"};
+ {node [shape = circle] "sleepable"};
+ {node [shape = circle] "sleeping"};
+ "__init_runnable" -> "runnable";
+ "runnable" [label = "runnable", color = green3];
+ "runnable" -> "runnable" [ label = "sched_set_state_runnable\nsched_wakeup\nsched_switch_in\nsched_switch_yield\nsched_switch_preempt\nsignal_deliver" ];
+ "runnable" -> "sleepable" [ label = "sched_set_state_sleepable" ];
+ "runnable" -> "sleeping" [ label = "sched_switch_blocking" ];
+ "signal_wakeup" [label = "signal_wakeup"];
+ "signal_wakeup" -> "runnable" [ label = "signal_deliver" ];
+ "signal_wakeup" -> "signal_wakeup" [ label = "sched_switch_in\nsched_switch_preempt\nsched_switch_yield\nsched_wakeup" ];
+ "signal_wakeup" -> "sleepable" [ label = "sched_set_state_sleepable" ];
+ "sleepable" [label = "sleepable"];
+ "sleepable" -> "runnable" [ label = "sched_set_state_runnable\nsched_wakeup" ];
+ "sleepable" -> "signal_wakeup" [ label = "sched_switch_yield" ];
+ "sleepable" -> "sleepable" [ label = "sched_set_state_sleepable\nsched_switch_in\nsched_switch_preempt\nsignal_deliver" ];
+ "sleepable" -> "sleeping" [ label = "sched_switch_suspend\nsched_switch_blocking" ];
+ "sleeping" [label = "sleeping"];
+ "sleeping" -> "runnable" [ label = "sched_wakeup" ];
+ { rank = min ;
+ "__init_runnable";
+ "runnable";
+ }
+}
diff --git a/tools/verification/models/sched/sts.dot b/tools/verification/models/sched/sts.dot
new file mode 100644
index 000000000000..8f5f38be04d5
--- /dev/null
+++ b/tools/verification/models/sched/sts.dot
@@ -0,0 +1,38 @@
+digraph state_automaton {
+ center = true;
+ size = "7,11";
+ {node [shape = plaintext, style=invis, label=""] "__init_can_sched"};
+ {node [shape = doublecircle] "can_sched"};
+ {node [shape = circle] "can_sched"};
+ {node [shape = circle] "cant_sched"};
+ {node [shape = circle] "disable_to_switch"};
+ {node [shape = circle] "enable_to_exit"};
+ {node [shape = circle] "in_irq"};
+ {node [shape = circle] "scheduling"};
+ {node [shape = circle] "switching"};
+ "__init_can_sched" -> "can_sched";
+ "can_sched" [label = "can_sched", color = green3];
+ "can_sched" -> "cant_sched" [ label = "irq_disable" ];
+ "can_sched" -> "scheduling" [ label = "schedule_entry" ];
+ "cant_sched" [label = "cant_sched"];
+ "cant_sched" -> "can_sched" [ label = "irq_enable" ];
+ "cant_sched" -> "cant_sched" [ label = "irq_entry" ];
+ "disable_to_switch" [label = "disable_to_switch"];
+ "disable_to_switch" -> "enable_to_exit" [ label = "irq_enable" ];
+ "disable_to_switch" -> "in_irq" [ label = "irq_entry" ];
+ "disable_to_switch" -> "switching" [ label = "sched_switch" ];
+ "enable_to_exit" [label = "enable_to_exit"];
+ "enable_to_exit" -> "can_sched" [ label = "schedule_exit" ];
+ "enable_to_exit" -> "enable_to_exit" [ label = "irq_disable\nirq_entry\nirq_enable" ];
+ "in_irq" [label = "in_irq"];
+ "in_irq" -> "in_irq" [ label = "irq_entry" ];
+ "in_irq" -> "scheduling" [ label = "irq_enable" ];
+ "scheduling" [label = "scheduling"];
+ "scheduling" -> "disable_to_switch" [ label = "irq_disable" ];
+ "switching" [label = "switching"];
+ "switching" -> "enable_to_exit" [ label = "irq_enable" ];
+ { rank = min ;
+ "__init_can_sched";
+ "can_sched";
+ }
+}
diff --git a/tools/verification/models/sched/tss.dot b/tools/verification/models/sched/tss.dot
deleted file mode 100644
index 7dfa1d9121bb..000000000000
--- a/tools/verification/models/sched/tss.dot
+++ /dev/null
@@ -1,18 +0,0 @@
-digraph state_automaton {
- center = true;
- size = "7,11";
- {node [shape = plaintext] "sched"};
- {node [shape = plaintext, style=invis, label=""] "__init_thread"};
- {node [shape = ellipse] "thread"};
- {node [shape = plaintext] "thread"};
- "__init_thread" -> "thread";
- "sched" [label = "sched"];
- "sched" -> "sched" [ label = "sched_switch" ];
- "sched" -> "thread" [ label = "schedule_exit" ];
- "thread" [label = "thread", color = green3];
- "thread" -> "sched" [ label = "schedule_entry" ];
- { rank = min ;
- "__init_thread";
- "thread";
- }
-}
generated by cgit (git 2.34.1) at 2025-08-02 05:34:14 +0000