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#include <sys/param.h>		#include <sys/param.h>
#include <sys/systm.h>		#include <sys/systm.h>
#include <sys/kernel.h>		#include <sys/kernel.h>

#include <machine/cpu.h>		#include <machine/cpu.h>
#include <machine/cpu_feat.h>		#include <machine/cpu_feat.h>

		SYSCTL_NODE(_hw, OID_AUTO, feat, CTLFLAG_RD, 0, "CPU features/errata");

/* TODO: Make this a list if we ever grow a callback other than smccc_errata */		/* TODO: Make this a list if we ever grow a callback other than smccc_errata */
static cpu_feat_errata_check_fn cpu_feat_check_cb = NULL;		static cpu_feat_errata_check_fn cpu_feat_check_cb = NULL;

void		void
enable_cpu_feat(uint32_t stage)		enable_cpu_feat(uint32_t stage)
{		{
struct cpu_feat *featp, feat;		struct cpu_feat *featp, feat;
uint32_t midr;		uint32_t midr;
▲ Show 20 Lines • Show All 49 Lines • ▼ Show 20 Lines	if (errata_status == ERRATA_AFFECTED &&
break;		break;
}		}
}		}
}		}

/* Shouldn't be possible */		/* Shouldn't be possible */
MPASS(errata_status != ERRATA_UNKNOWN);		MPASS(errata_status != ERRATA_UNKNOWN);

feat->feat_enable(feat, errata_status, errata_list,		if (feat->feat_enable(feat, errata_status, errata_list,
errata_count);		errata_count))
		feat->feat_enabled = true;
}		}
}		}

static void		static void
enable_cpu_feat_after_dev(void *dummy __unused)		enable_cpu_feat_after_dev(void *dummy __unused)
{		{
MPASS(PCPU_GET(cpuid) == 0);		MPASS(PCPU_GET(cpuid) == 0);
enable_cpu_feat(CPU_FEAT_AFTER_DEV);		enable_cpu_feat(CPU_FEAT_AFTER_DEV);
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