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/xnu-12377.61.12/tests/
H A Darm_matrix.c580 unsigned int max_svl_b; variable
581 size_t max_svl_b_size = sizeof(max_svl_b);
583 int err = sysctlbyname("hw.optional.arm.sme_max_svl_b", &max_svl_b, &max_svl_b_size, NULL, 0);
590 T_EXPECT_EQ(__builtin_popcount(max_svl_b), 1, "Maximum SVL_B is a power of 2");
591 T_EXPECT_GE(max_svl_b, ARCH_MIN_SVL_B, "Maximum SVL_B >= architectural minimum");
592 T_EXPECT_LE(max_svl_b, ARCH_MAX_SVL_B, "Maximum SVL_B <= architectural maximum");
594 T_EXPECT_EQ(max_svl_b, 0, "Maximum SVL_B is 0 when SME is unavailable");