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/xnu-11417.121.6/tests/
H A Darm_matrix.c578 unsigned int max_svl_b; variable
579 size_t max_svl_b_size = sizeof(max_svl_b);
581 int err = sysctlbyname("hw.optional.arm.sme_max_svl_b", &max_svl_b, &max_svl_b_size, NULL, 0);
588 T_EXPECT_EQ(__builtin_popcount(max_svl_b), 1, "Maximum SVL_B is a power of 2");
589 T_EXPECT_GE(max_svl_b, ARCH_MIN_SVL_B, "Maximum SVL_B >= architectural minimum");
590 T_EXPECT_LE(max_svl_b, ARCH_MAX_SVL_B, "Maximum SVL_B <= architectural maximum");
592 T_EXPECT_EQ(max_svl_b, 0, "Maximum SVL_B is 0 when SME is unavailable");