git: f0cf86c075cd - main - x86/xen: replace xen_cpuid_base with hv_base

From: Roger Pau Monné <royger_at_FreeBSD.org>
Date: Thu, 22 Feb 2024 10:31:26 UTC
The branch main has been updated by royger:

URL: https://cgit.FreeBSD.org/src/commit/?id=f0cf86c075cda435c1481fe59440d6c4bbf855dd

commit f0cf86c075cda435c1481fe59440d6c4bbf855dd
Author:     Roger Pau Monné <royger@FreeBSD.org>
AuthorDate: 2024-02-02 11:04:50 +0000
Commit:     Roger Pau Monné <royger@FreeBSD.org>
CommitDate: 2024-02-22 10:08:05 +0000

    x86/xen: replace xen_cpuid_base with hv_base
    
    Where possible, replace the usage of xen_cpuid_base for hv_base in preparation
    for removing xen_cpuid_base.
    
    No functional change intended.
    
    Sponsored by: Cloud Software Group
    Reviewed by: markj
    Differential revision: https://reviews.freebsd.org/D43935
---
 sys/x86/xen/hvm.c      | 10 +++++-----
 sys/x86/xen/xen_apic.c |  4 ++--
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/sys/x86/xen/hvm.c b/sys/x86/xen/hvm.c
index 85f274175ac6..6336602c8bc4 100644
--- a/sys/x86/xen/hvm.c
+++ b/sys/x86/xen/hvm.c
@@ -147,7 +147,7 @@ hypervisor_version(void)
 	uint32_t regs[4];
 	int major, minor;
 
-	do_cpuid(xen_cpuid_base + 1, regs);
+	do_cpuid(hv_base + 1, regs);
 
 	major = regs[0] >> 16;
 	minor = regs[0] & 0xffff;
@@ -595,8 +595,8 @@ xen_hvm_cpu_init(void)
 	 * Set vCPU ID. If available fetch the ID from CPUID, if not just use
 	 * the ACPI ID.
 	 */
-	KASSERT(xen_cpuid_base != 0, ("Invalid base Xen CPUID leaf"));
-	cpuid_count(xen_cpuid_base + 4, 0, regs);
+	KASSERT(hv_base != 0, ("Invalid base Xen CPUID leaf"));
+	cpuid_count(hv_base + 4, 0, regs);
 	KASSERT((regs[0] & XEN_HVM_CPUID_VCPU_ID_PRESENT) ||
 	    !xen_pv_domain(),
 	    ("Xen PV domain without vcpu_id in cpuid"));
@@ -626,8 +626,8 @@ xen_has_iommu_maps(void)
 {
 	uint32_t regs[4];
 
-	KASSERT(xen_cpuid_base != 0, ("Invalid base Xen CPUID leaf"));
-	cpuid_count(xen_cpuid_base + 4, 0, regs);
+	KASSERT(hv_base != 0, ("Invalid base Xen CPUID leaf"));
+	cpuid_count(hv_base + 4, 0, regs);
 
 	return (regs[0] & XEN_HVM_CPUID_IOMMU_MAPPINGS);
 }
diff --git a/sys/x86/xen/xen_apic.c b/sys/x86/xen/xen_apic.c
index 4f2b03879227..994dc3e0804c 100644
--- a/sys/x86/xen/xen_apic.c
+++ b/sys/x86/xen/xen_apic.c
@@ -343,8 +343,8 @@ xen_setup_cpus(void)
 	 * that's faster than using event channels because it avoids the VM
 	 * exit.
 	 */
-	KASSERT(xen_cpuid_base != 0, ("Invalid base Xen CPUID leaf"));
-	cpuid_count(xen_cpuid_base + 4, 0, regs);
+	KASSERT(hv_base != 0, ("Invalid base Xen CPUID leaf"));
+	cpuid_count(hv_base + 4, 0, regs);
 	if ((x2apic_mode && (regs[0] & XEN_HVM_CPUID_X2APIC_VIRT)) ||
 	    (!x2apic_mode && (regs[0] & XEN_HVM_CPUID_APIC_ACCESS_VIRT)))
 		return;