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D46086.diff
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D46086.diff

diff --git a/sys/arm64/arm64/genassym.c b/sys/arm64/arm64/genassym.c
--- a/sys/arm64/arm64/genassym.c
+++ b/sys/arm64/arm64/genassym.c
@@ -42,7 +42,6 @@
ASSYM(BP_KERN_STACK, offsetof(struct arm64_bootparams, kern_stack));
ASSYM(BP_KERN_TTBR0, offsetof(struct arm64_bootparams, kern_ttbr0));
ASSYM(BP_BOOT_EL, offsetof(struct arm64_bootparams, boot_el));
-ASSYM(BP_HCR_EL2, offsetof(struct arm64_bootparams, hcr_el2));
ASSYM(PCPU_SIZE, sizeof(struct pcpu));
ASSYM(PC_CURPCB, offsetof(struct pcpu, pc_curpcb));
diff --git a/sys/arm64/arm64/locore.S b/sys/arm64/arm64/locore.S
--- a/sys/arm64/arm64/locore.S
+++ b/sys/arm64/arm64/locore.S
@@ -134,7 +134,6 @@
str x25, [x0, #BP_KERN_STACK]
str x27, [x0, #BP_KERN_TTBR0]
str x23, [x0, #BP_BOOT_EL]
- str x4, [x0, #BP_HCR_EL2]
#ifdef KASAN
/* Save bootparams */
diff --git a/sys/arm64/arm64/machdep.c b/sys/arm64/arm64/machdep.c
--- a/sys/arm64/arm64/machdep.c
+++ b/sys/arm64/arm64/machdep.c
@@ -131,7 +131,6 @@
int early_boot = 1;
int cold = 1;
static int boot_el;
-static uint64_t hcr_el2;
struct kva_md_info kmi;
@@ -207,12 +206,7 @@
bool
has_hyp(void)
{
-
- /*
- * XXX The E2H check is wrong, but it's close enough for now. Needs to
- * be re-evaluated once we're running regularly in EL2.
- */
- return (boot_el == CURRENTEL_EL_EL2 && (hcr_el2 & HCR_E2H) == 0);
+ return (boot_el == CURRENTEL_EL_EL2);
}
bool
@@ -905,7 +899,6 @@
TSRAW(&thread0, TS_ENTER, __func__, NULL);
boot_el = abp->boot_el;
- hcr_el2 = abp->hcr_el2;
/* Parse loader or FDT boot parametes. Determine last used address. */
lastaddr = parse_boot_param(abp);
diff --git a/sys/arm64/include/machdep.h b/sys/arm64/include/machdep.h
--- a/sys/arm64/include/machdep.h
+++ b/sys/arm64/include/machdep.h
@@ -33,7 +33,6 @@
vm_offset_t modulep;
vm_offset_t kern_stack;
vm_paddr_t kern_ttbr0;
- uint64_t hcr_el2;
int boot_el; /* EL the kernel booted from */
int pad;
};

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