mirror of
https://github.com/reactos/reactos.git
synced 2024-12-29 10:35:28 +00:00
139 lines
4 KiB
C
139 lines
4 KiB
C
/*
|
|
* PROJECT: ReactOS kernel-mode tests
|
|
* LICENSE: GPLv2+ - See COPYING in the top level directory
|
|
* PURPOSE: Kernel-Mode Test Suite Interrupt Request Level test
|
|
* PROGRAMMER: Thomas Faber <thomas.faber@reactos.org>
|
|
*/
|
|
|
|
#ifndef _M_AMD64
|
|
__declspec(dllimport) void __stdcall KeRaiseIrql(unsigned char, unsigned char *);
|
|
__declspec(dllimport) void __stdcall KeLowerIrql(unsigned char);
|
|
#else
|
|
#define CLOCK1_LEVEL CLOCK_LEVEL
|
|
#define CLOCK2_LEVEL CLOCK_LEVEL
|
|
#endif
|
|
|
|
#include <kmt_test.h>
|
|
|
|
#define NDEBUG
|
|
#include <debug.h>
|
|
|
|
START_TEST(KeIrql)
|
|
{
|
|
KIRQL Irql, Irql2, PrevIrql, SynchIrql;
|
|
|
|
/* we should be called at PASSIVE_LEVEL */
|
|
ok_irql(PASSIVE_LEVEL);
|
|
|
|
PrevIrql = KeGetCurrentIrql();
|
|
|
|
/* SYNCH_LEVEL is different for UP/MP */
|
|
if (KmtIsMultiProcessorBuild)
|
|
SynchIrql = IPI_LEVEL - 2;
|
|
else
|
|
SynchIrql = DISPATCH_LEVEL;
|
|
|
|
/* some Irqls MUST work */
|
|
{
|
|
const KIRQL Irqls[] = { LOW_LEVEL, PASSIVE_LEVEL, APC_LEVEL, DISPATCH_LEVEL,
|
|
CMCI_LEVEL, CLOCK1_LEVEL, CLOCK2_LEVEL, CLOCK_LEVEL,
|
|
PROFILE_LEVEL, IPI_LEVEL, /*POWER_LEVEL,*/ SynchIrql, HIGH_LEVEL };
|
|
int i;
|
|
for (i = 0; i < sizeof Irqls / sizeof Irqls[0]; ++i)
|
|
{
|
|
KeRaiseIrql(Irqls[i], &Irql2);
|
|
ok_eq_uint(Irql2, PrevIrql);
|
|
ok_irql(Irqls[i]);
|
|
KeLowerIrql(Irql2);
|
|
ok_irql(PrevIrql);
|
|
}
|
|
}
|
|
|
|
/* raising/lowering to the current level should have no effect */
|
|
ok_irql(PASSIVE_LEVEL);
|
|
KeRaiseIrql(PASSIVE_LEVEL, &Irql);
|
|
ok_eq_uint(Irql, PASSIVE_LEVEL);
|
|
KeLowerIrql(PASSIVE_LEVEL);
|
|
ok_irql(PASSIVE_LEVEL);
|
|
|
|
/* try to raise to each Irql and back */
|
|
for (Irql = PASSIVE_LEVEL; Irql <= HIGH_LEVEL; ++Irql)
|
|
{
|
|
DPRINT("Raising to %u\n", Irql);
|
|
KeRaiseIrql(Irql, &Irql2);
|
|
ok_eq_uint(Irql2, PrevIrql);
|
|
KeLowerIrql(Irql2);
|
|
ok_irql(PrevIrql);
|
|
}
|
|
|
|
/* go through all Irqls in order, skip the ones that the system doesn't accept */
|
|
for (Irql = PASSIVE_LEVEL; Irql <= HIGH_LEVEL; ++Irql)
|
|
{
|
|
DPRINT("Raising to %u\n", Irql);
|
|
KeRaiseIrql(Irql, &Irql2);
|
|
ok_eq_uint(Irql2, PrevIrql);
|
|
Irql2 = KeGetCurrentIrql();
|
|
ok(Irql2 <= Irql, "New Irql is %u, expected <= requested value of %u\n", Irql2, Irql);
|
|
PrevIrql = Irql2;
|
|
}
|
|
|
|
ok_irql(HIGH_LEVEL);
|
|
|
|
/* now go back again, skipping the ones that don't work */
|
|
for (Irql = HIGH_LEVEL; Irql > PASSIVE_LEVEL;)
|
|
{
|
|
DPRINT("Lowering to %u\n", Irql - 1);
|
|
KeLowerIrql(Irql - 1);
|
|
Irql2 = KeGetCurrentIrql();
|
|
ok(Irql2 < Irql, "New Irql is %u, expected <= requested value of %u\n", Irql2, Irql - 1);
|
|
if (Irql2 < Irql)
|
|
Irql = Irql2;
|
|
else
|
|
--Irql;
|
|
}
|
|
|
|
/* test KeRaiseIrqlToDpcLevel */
|
|
ok_irql(PASSIVE_LEVEL);
|
|
Irql = KeRaiseIrqlToDpcLevel();
|
|
ok_irql(DISPATCH_LEVEL);
|
|
ok_eq_uint(Irql, PASSIVE_LEVEL);
|
|
Irql = KeRaiseIrqlToDpcLevel();
|
|
ok_irql(DISPATCH_LEVEL);
|
|
ok_eq_uint(Irql, DISPATCH_LEVEL);
|
|
KeLowerIrql(PASSIVE_LEVEL);
|
|
|
|
/* test KeRaiseIrqlToSynchLevel */
|
|
ok_irql(PASSIVE_LEVEL);
|
|
Irql = KeRaiseIrqlToSynchLevel();
|
|
ok_irql(SynchIrql);
|
|
ok_eq_uint(Irql, PASSIVE_LEVEL);
|
|
Irql = KeRaiseIrqlToSynchLevel();
|
|
ok_irql(SynchIrql);
|
|
ok_eq_uint(Irql, SynchIrql);
|
|
KeLowerIrql(PASSIVE_LEVEL);
|
|
|
|
/* these bugcheck on a checked build but run fine on free! */
|
|
if (!KmtIsCheckedBuild)
|
|
{
|
|
KeRaiseIrql(HIGH_LEVEL, &Irql);
|
|
KeRaiseIrql(APC_LEVEL, &Irql);
|
|
ok_irql(APC_LEVEL);
|
|
KeLowerIrql(HIGH_LEVEL);
|
|
ok_irql(HIGH_LEVEL);
|
|
KeLowerIrql(PASSIVE_LEVEL);
|
|
}
|
|
|
|
#ifndef _M_AMD64
|
|
/* try the actual exports, not only the fastcall versions */
|
|
ok_irql(PASSIVE_LEVEL);
|
|
(KeRaiseIrql)(HIGH_LEVEL, &Irql);
|
|
ok_irql(HIGH_LEVEL);
|
|
ok_eq_uint(Irql, PASSIVE_LEVEL);
|
|
(KeLowerIrql)(Irql);
|
|
ok_irql(PASSIVE_LEVEL);
|
|
#endif
|
|
|
|
/* make sure we exit gracefully */
|
|
ok_irql(PASSIVE_LEVEL);
|
|
KeLowerIrql(PASSIVE_LEVEL);
|
|
}
|