xref: /xnu-11215.61.5/tests/vm/retired_pages.c (revision 4f1223e81cd707a65cc109d0b8ad6653699da3c4)
1*4f1223e8SApple OSS Distributions #include <sys/sysctl.h>
2*4f1223e8SApple OSS Distributions #include <time.h>
3*4f1223e8SApple OSS Distributions 
4*4f1223e8SApple OSS Distributions #include <darwintest.h>
5*4f1223e8SApple OSS Distributions 
6*4f1223e8SApple OSS Distributions T_GLOBAL_META(
7*4f1223e8SApple OSS Distributions 	T_META_NAMESPACE("xnu.vm"),
8*4f1223e8SApple OSS Distributions 	T_META_RADAR_COMPONENT_NAME("xnu"),
9*4f1223e8SApple OSS Distributions 	T_META_RADAR_COMPONENT_VERSION("VM"));
10*4f1223e8SApple OSS Distributions 
11*4f1223e8SApple OSS Distributions /*
12*4f1223e8SApple OSS Distributions  * trying phys offsets from start of dram of:
13*4f1223e8SApple OSS Distributions  * macOS 3Gig
14*4f1223e8SApple OSS Distributions  */
15*4f1223e8SApple OSS Distributions #define USEBOOTARG "ecc_bad_pages=3221225472 bad_static_mfree=1"
16*4f1223e8SApple OSS Distributions 
17*4f1223e8SApple OSS Distributions T_DECL(retired_pages_test,
18*4f1223e8SApple OSS Distributions     "Test retiring pages at boot",
19*4f1223e8SApple OSS Distributions     T_META_BOOTARGS_SET(USEBOOTARG),
20*4f1223e8SApple OSS Distributions     T_META_ASROOT(true),
21*4f1223e8SApple OSS Distributions     T_META_CHECK_LEAKS(false),
22*4f1223e8SApple OSS Distributions     T_META_ENABLED(0),
23*4f1223e8SApple OSS Distributions     T_META_TAG_VM_PREFERRED)
24*4f1223e8SApple OSS Distributions {
25*4f1223e8SApple OSS Distributions 	/* TODO: Joe will update/enable test in rdar://70008487 */
26*4f1223e8SApple OSS Distributions 
27*4f1223e8SApple OSS Distributions 	int err;
28*4f1223e8SApple OSS Distributions 	unsigned int count = 0;
29*4f1223e8SApple OSS Distributions 	size_t s = sizeof(count);
30*4f1223e8SApple OSS Distributions 
31*4f1223e8SApple OSS Distributions 	/*
32*4f1223e8SApple OSS Distributions 	 * Get the number of pages retired from the kernel
33*4f1223e8SApple OSS Distributions 	 */
34*4f1223e8SApple OSS Distributions 	err = sysctlbyname("vm.retired_pages_count", &count, &s, NULL, 0);
35*4f1223e8SApple OSS Distributions 
36*4f1223e8SApple OSS Distributions 	/* If the sysctl isn't supported, test succeeds */
37*4f1223e8SApple OSS Distributions 	if (err == ENOENT) {
38*4f1223e8SApple OSS Distributions 		T_SKIP("sysctl vm.retired_pages_count not found, skipping test");
39*4f1223e8SApple OSS Distributions 	}
40*4f1223e8SApple OSS Distributions 	T_ASSERT_POSIX_SUCCESS(err, "sysctl vm.retired_pages_count");
41*4f1223e8SApple OSS Distributions 
42*4f1223e8SApple OSS Distributions 	T_ASSERT_GT_INT(count, 0, "Expect retired pages");
43*4f1223e8SApple OSS Distributions }
44