From be37914ae54c8aebc218cf41b37bc0ea1563daae Mon Sep 17 00:00:00 2001 From: Paolo Bonzini Date: Fri, 31 May 2024 12:51:44 +0200 Subject: [PATCH 074/100] i386/sev: Invoke launch_updata_data() for SEV class RH-Author: Paolo Bonzini RH-MergeRequest: 245: SEV-SNP support RH-Jira: RHEL-39544 RH-Acked-by: Thomas Huth RH-Acked-by: Bandan Das RH-Acked-by: Vitaly Kuznetsov RH-Commit: [74/91] f1b588a9ffecd6944a78186d88a6be3849698710 (bonzini/rhel-qemu-kvm) Add launch_update_data() in SevCommonStateClass and invoke as sev_launch_update_data() for SEV object. Signed-off-by: Pankaj Gupta Message-ID: <20240530111643.1091816-26-pankaj.gupta@amd.com> Signed-off-by: Paolo Bonzini (cherry picked from commit 9861405a8f845133b7984322c2df0c43a45553c3) Signed-off-by: Paolo Bonzini --- target/i386/sev.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/target/i386/sev.c b/target/i386/sev.c index 7b5c4b4874..8834cf9441 100644 --- a/target/i386/sev.c +++ b/target/i386/sev.c @@ -74,6 +74,7 @@ struct SevCommonStateClass { /* public */ int (*launch_start)(SevCommonState *sev_common); void (*launch_finish)(SevCommonState *sev_common); + int (*launch_update_data)(SevCommonState *sev_common, hwaddr gpa, uint8_t *ptr, uint64_t len); int (*kvm_init)(ConfidentialGuestSupport *cgs, Error **errp); }; @@ -929,7 +930,7 @@ out: } static int -sev_launch_update_data(SevGuestState *sev_guest, uint8_t *addr, uint64_t len) +sev_launch_update_data(SevCommonState *sev_common, hwaddr gpa, uint8_t *addr, uint64_t len) { int ret, fw_error; struct kvm_sev_launch_update_data update; @@ -941,7 +942,7 @@ sev_launch_update_data(SevGuestState *sev_guest, uint8_t *addr, uint64_t len) update.uaddr = (uintptr_t)addr; update.len = len; trace_kvm_sev_launch_update_data(addr, len); - ret = sev_ioctl(SEV_COMMON(sev_guest)->sev_fd, KVM_SEV_LAUNCH_UPDATE_DATA, + ret = sev_ioctl(sev_common->sev_fd, KVM_SEV_LAUNCH_UPDATE_DATA, &update, &fw_error); if (ret) { error_report("%s: LAUNCH_UPDATE ret=%d fw_error=%d '%s'", @@ -1487,6 +1488,7 @@ int sev_encrypt_flash(hwaddr gpa, uint8_t *ptr, uint64_t len, Error **errp) { SevCommonState *sev_common = SEV_COMMON(MACHINE(qdev_get_machine())->cgs); + SevCommonStateClass *klass = SEV_COMMON_GET_CLASS(sev_common); if (!sev_common) { return 0; @@ -1494,7 +1496,9 @@ sev_encrypt_flash(hwaddr gpa, uint8_t *ptr, uint64_t len, Error **errp) /* if SEV is in update state then encrypt the data else do nothing */ if (sev_check_state(sev_common, SEV_STATE_LAUNCH_UPDATE)) { - int ret = sev_launch_update_data(SEV_GUEST(sev_common), ptr, len); + int ret; + + ret = klass->launch_update_data(sev_common, gpa, ptr, len); if (ret < 0) { error_setg(errp, "SEV: Failed to encrypt pflash rom"); return ret; @@ -1968,6 +1972,7 @@ sev_guest_class_init(ObjectClass *oc, void *data) klass->launch_start = sev_launch_start; klass->launch_finish = sev_launch_finish; + klass->launch_update_data = sev_launch_update_data; klass->kvm_init = sev_kvm_init; x86_klass->kvm_type = sev_kvm_type; -- 2.39.3