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/linux-6.15/arch/x86/hyperv/
Divm.c262 static int snp_set_vmsa(void *va, bool vmsa) in snp_set_vmsa() argument
267 * Running at VMPL0 allows the kernel to change the VMSA bit for a page in snp_set_vmsa()
274 if (vmsa) in snp_set_vmsa()
280 static void snp_cleanup_vmsa(struct sev_es_save_area *vmsa) in snp_cleanup_vmsa() argument
284 err = snp_set_vmsa(vmsa, false); in snp_cleanup_vmsa()
286 pr_err("clear VMSA page failed (%u), leaking page\n", err); in snp_cleanup_vmsa()
288 free_page((unsigned long)vmsa); in snp_cleanup_vmsa()
293 struct sev_es_save_area *vmsa = (struct sev_es_save_area *) in hv_snp_boot_ap() local
301 if (!vmsa) in hv_snp_boot_ap()
306 vmsa->gdtr.base = gdtr.address; in hv_snp_boot_ap()
[all …]
/linux-6.15/Documentation/devicetree/bindings/iommu/
Drenesas,ipmmu-vmsa.yaml4 $id: http://devicetree.org/schemas/iommu/renesas,ipmmu-vmsa.yaml#
7 title: Renesas VMSA-Compatible IOMMU
13 The IPMMU is an IOMMU implementation compatible with the ARM VMSA page tables.
31 - const: renesas,ipmmu-vmsa # R-Mobile APE6 or R-Car Gen2 or RZ/G1
54 - const: renesas,rcar-gen4-ipmmu-vmsa # R-Car Gen4
108 const: renesas,ipmmu-vmsa
117 const: renesas,rcar-gen4-ipmmu-vmsa
136 compatible = "renesas,ipmmu-r8a7791", "renesas,ipmmu-vmsa";
Dqcom,apq8064-iommu.yaml14 The MSM IOMMU is an implementation compatible with the ARM VMSA short
/linux-6.15/arch/x86/coco/sev/
Dcore.c102 * across the APs VMSA fields (TSC_SCALE and TSC_OFFSET).
962 static int vmgexit_ap_control(u64 event, struct sev_es_save_area *vmsa, u32 apic_id) in vmgexit_ap_control() argument
977 ghcb_set_rax(ghcb, vmsa->sev_features); in vmgexit_ap_control()
984 ghcb_set_sw_exit_info_2(ghcb, __pa(vmsa)); in vmgexit_ap_control()
1030 * If the kernel runs at VMPL0, it can change the VMSA in snp_set_vmsa()
1047 static void snp_cleanup_vmsa(struct sev_es_save_area *vmsa, int apic_id) in snp_cleanup_vmsa() argument
1051 err = snp_set_vmsa(vmsa, NULL, apic_id, false); in snp_cleanup_vmsa()
1053 pr_err("clear VMSA page failed (%u), leaking page\n", err); in snp_cleanup_vmsa()
1055 free_page((unsigned long)vmsa); in snp_cleanup_vmsa()
1157 * the VMSA tag on AP's VMSA pages as they are not being used as
[all …]
/linux-6.15/arch/x86/kvm/svm/
Dsev.c800 struct sev_es_save_area *save = svm->sev_es.vmsa; in sev_es_sync_vmsa()
806 /* Check some debug related fields before encrypting the VMSA */ in sev_es_sync_vmsa()
811 * SEV-ES will use a VMSA that is pointed to by the VMCB, not in sev_es_sync_vmsa()
812 * the traditional VMSA that is part of the VMCB. Copy the in sev_es_sync_vmsa()
813 * traditional VMSA as it has been built so far (in prep in sev_es_sync_vmsa()
885 pr_debug("Virtual Machine Save Area (VMSA):\n"); in sev_es_sync_vmsa()
894 struct sev_data_launch_update_vmsa vmsa; in __sev_launch_update_vmsa() local
903 /* Perform some pre-encryption checks against the VMSA */ in __sev_launch_update_vmsa()
910 * the VMSA memory content (i.e it will write the same memory region in __sev_launch_update_vmsa()
913 clflush_cache_range(svm->sev_es.vmsa, PAGE_SIZE); in __sev_launch_update_vmsa()
[all …]
Dsvm.h217 struct sev_es_save_area *vmsa; member
238 struct mutex snp_vmsa_mutex; /* Used to handle concurrent updates of VMSA. */
/linux-6.15/Documentation/virt/kvm/x86/
Damd-memory-encryption.rst96 __u64 vmsa_features; /* initial value of features field in VMSA */
105 0 for SEV virtual machines, as they do not have a VMSA.
126 might set the debug swap VMSA feature (bit 5) depending on the value of the
312 report containing the SHA-256 digest of the guest memory and VMSA passed through the KVM_SEV_LAUNCH
/linux-6.15/drivers/iommu/
DMakefile15 obj-$(CONFIG_IPMMU_VMSA) += ipmmu-vmsa.o
Dipmmu-vmsa.c3 * IOMMU API for Renesas VMSA-compatible IPMMU
424 * VMSA states in section B3.6.3 "Control of Secure or Non-secure memory in ipmmu_domain_init_context()
955 .compatible = "renesas,ipmmu-vmsa",
997 .compatible = "renesas,rcar-gen4-ipmmu-vmsa",
1150 .name = "ipmmu-vmsa",
DKconfig281 bool "Renesas VMSA-compatible IPMMU"
289 Support for the Renesas VMSA-compatible IPMMU found in the R-Mobile
/linux-6.15/arch/arm64/boot/dts/renesas/
Dr8a779h0.dtsi1744 "renesas,rcar-gen4-ipmmu-vmsa";
1753 "renesas,rcar-gen4-ipmmu-vmsa";
1762 "renesas,rcar-gen4-ipmmu-vmsa";
1771 "renesas,rcar-gen4-ipmmu-vmsa";
1780 "renesas,rcar-gen4-ipmmu-vmsa";
1789 "renesas,rcar-gen4-ipmmu-vmsa";
1798 "renesas,rcar-gen4-ipmmu-vmsa";
1807 "renesas,rcar-gen4-ipmmu-vmsa";
1816 "renesas,rcar-gen4-ipmmu-vmsa";
1825 "renesas,rcar-gen4-ipmmu-vmsa";
[all …]
Dr8a779g0.dtsi1994 "renesas,rcar-gen4-ipmmu-vmsa";
2003 "renesas,rcar-gen4-ipmmu-vmsa";
2012 "renesas,rcar-gen4-ipmmu-vmsa";
2021 "renesas,rcar-gen4-ipmmu-vmsa";
2030 "renesas,rcar-gen4-ipmmu-vmsa";
2039 "renesas,rcar-gen4-ipmmu-vmsa";
2048 "renesas,rcar-gen4-ipmmu-vmsa";
2057 "renesas,rcar-gen4-ipmmu-vmsa";
2066 "renesas,rcar-gen4-ipmmu-vmsa";
2075 "renesas,rcar-gen4-ipmmu-vmsa";
[all …]
Dr8a779a0.dtsi2213 "renesas,rcar-gen4-ipmmu-vmsa";
2222 "renesas,rcar-gen4-ipmmu-vmsa";
2231 "renesas,rcar-gen4-ipmmu-vmsa";
2240 "renesas,rcar-gen4-ipmmu-vmsa";
2249 "renesas,rcar-gen4-ipmmu-vmsa";
2258 "renesas,rcar-gen4-ipmmu-vmsa";
2267 "renesas,rcar-gen4-ipmmu-vmsa";
2276 "renesas,rcar-gen4-ipmmu-vmsa";
2285 "renesas,rcar-gen4-ipmmu-vmsa";
2294 "renesas,rcar-gen4-ipmmu-vmsa";
[all …]
Dr8a779f0.dtsi1236 "renesas,rcar-gen4-ipmmu-vmsa";
1245 "renesas,rcar-gen4-ipmmu-vmsa";
1254 "renesas,rcar-gen4-ipmmu-vmsa";
1263 "renesas,rcar-gen4-ipmmu-vmsa";
1272 "renesas,rcar-gen4-ipmmu-vmsa";
/linux-6.15/arch/arm/boot/dts/renesas/
Dr8a7793.dtsi406 "renesas,ipmmu-vmsa";
416 "renesas,ipmmu-vmsa";
425 "renesas,ipmmu-vmsa";
435 "renesas,ipmmu-vmsa";
444 "renesas,ipmmu-vmsa";
454 "renesas,ipmmu-vmsa";
463 "renesas,ipmmu-vmsa";
Dr8a7794.dtsi360 "renesas,ipmmu-vmsa";
370 "renesas,ipmmu-vmsa";
379 "renesas,ipmmu-vmsa";
389 "renesas,ipmmu-vmsa";
398 "renesas,ipmmu-vmsa";
408 "renesas,ipmmu-vmsa";
Dr8a7791.dtsi431 "renesas,ipmmu-vmsa";
441 "renesas,ipmmu-vmsa";
450 "renesas,ipmmu-vmsa";
460 "renesas,ipmmu-vmsa";
469 "renesas,ipmmu-vmsa";
479 "renesas,ipmmu-vmsa";
488 "renesas,ipmmu-vmsa";
Dr8a7745.dtsi367 "renesas,ipmmu-vmsa";
377 "renesas,ipmmu-vmsa";
386 "renesas,ipmmu-vmsa";
396 "renesas,ipmmu-vmsa";
405 "renesas,ipmmu-vmsa";
415 "renesas,ipmmu-vmsa";
Dr8a7744.dtsi403 "renesas,ipmmu-vmsa";
413 "renesas,ipmmu-vmsa";
422 "renesas,ipmmu-vmsa";
432 "renesas,ipmmu-vmsa";
441 "renesas,ipmmu-vmsa";
451 "renesas,ipmmu-vmsa";
Dr8a7743.dtsi403 "renesas,ipmmu-vmsa";
413 "renesas,ipmmu-vmsa";
422 "renesas,ipmmu-vmsa";
432 "renesas,ipmmu-vmsa";
441 "renesas,ipmmu-vmsa";
451 "renesas,ipmmu-vmsa";
Dr8a7790.dtsi514 "renesas,ipmmu-vmsa";
524 "renesas,ipmmu-vmsa";
533 "renesas,ipmmu-vmsa";
543 "renesas,ipmmu-vmsa";
552 "renesas,ipmmu-vmsa";
562 "renesas,ipmmu-vmsa";
Dr8a7742.dtsi478 "renesas,ipmmu-vmsa";
488 "renesas,ipmmu-vmsa";
497 "renesas,ipmmu-vmsa";
507 "renesas,ipmmu-vmsa";
516 "renesas,ipmmu-vmsa";
/linux-6.15/tools/testing/selftests/kvm/x86/
Dsev_smoke_test.c41 /* Stash state passed via VMSA before any compiled code runs. */
/linux-6.15/arch/x86/include/asm/
Dmshyperv.h53 * DEFAULT INIT GPAT and SEGMENT LIMIT value in struct VMSA
/linux-6.15/arch/arm64/mm/
Dproc.S463 * Default values for VMSA control registers. These will be adjusted

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