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qemu-kvm/0003-Machine-type-related-general-changes.patch
Miroslav Rezanina f3b86471cd * Wed Oct 22 2025 Miroslav Rezanina <mrezanin@redhat.com> - 10.1.0-1 
- Rebase to QEMU 10.1.0
- Resolves: RHEL-117664
  (Rebase qemu-kvm to QEMU 10.1)
2025-10-22 11:10:20 +02:00

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From 553a21117e86d4a72d2032bab9247b00f7592e3b Mon Sep 17 00:00:00 2001
From: Miroslav Rezanina <mrezanin@redhat.com>
Date: Fri, 11 Jan 2019 09:54:45 +0100
Subject: [PATCH] Machine type related general changes
This patch is first part of original "Add RHEL machine types" patch we
split to allow easier review. It contains changes not related to any
architecture.
Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
--
Rebase notes (6.2.0):
- Do not duplicate minimal_version_id for piix4_pm
- Remove empty line chunks in serial.c
- Remove migration.h include in serial.c
- Update hw_compat_rhel_8_5 (from MR 66)
Rebase notes (7.0.0):
- Remove downstream changes leftovers in hw/rtc/mc146818rtc.c
- Remove unnecessary change in hw/usb/hcd-uhci.c
Rebase notes (7.1.0):
- Moved adding rhel_old_machine_deprecation variable from s390x to general machine types commit
- Moved adding hw_compat_rhel_8_6 struct from x86_64 to general machine types commit
Rebase notes (8.1.0):
- Do not modify unused vga-isa.c
Rebase notes (9.0.0 rc0):
- Updated smsbios handling
Rebase notes (9.0.0 rc4):
- Moving downstream compat changes
Merged patches (6.1.0):
- f2fb42a3c6 redhat: add missing entries in hw_compat_rhel_8_4
- 1949ec258e hw/arm/virt: Disable PL011 clock migration through hw_compat_rhel_8_3
- a3995e2eff Remove RHEL 7.0.0 machine type (only generic changes)
- ad3190a79b Remove RHEL 7.1.0 machine type (only generic changes)
- 84bbe15d4e Remove RHEL 7.2.0 machine type (only generic changes)
- 0215eb3356 Remove RHEL 7.3.0 machine types (only generic changes)
- af69d1ca6e Remove RHEL 7.4.0 machine types (only generic changes)
- 8f7a74ab78 Remove RHEL 7.5.0 machine types (only generic changes)
Merged patches (6.2.0):
- d687ac13d2 redhat: Define hw_compat_rhel_8_5
Merged patches (7.0.0):
- ef5afcc86d Fix virtio-net-pci* "vectors" compat
- 168f0d56e3 compat: Update hw_compat_rhel_8_5 with 6.2.0 RC2 changes
Merged patches (7.1.0):
- 38b89dc245 pc: Move s3/s4 suspend disabling to compat (only hw/acpi/piix4.c chunk)
- 1d6439527a WRB: Introduce RHEL 9.0.0 hw compat structure (only hw/core/machine.c and include/hw/boards.h chunk)
Merged patches (7.2.0):
- 0be2889fa2 Introduce upstream 7.0 compat changes (only applicable parts)
Merged patches (8.0.0):
- 21ed34787b Addd 7.2 compat bits for RHEL 9.1 machine type
- e5c8d5d603 virtio-rng-pci: fix migration compat for vectors
- 5a5fa77059 virtio-rng-pci: fix transitional migration compat for vectors
Merged patches (8.1.0):
- bd5d81d286 Add RHEL 9.2.0 compat structure (general part)
- 1165e24c6b hw/pci: Disable PCI_ERR_UNCOR_MASK reg for machine type <= pc-q35-rhel9.2.0
Merged patches (8.2.0):
- 4ee284aca9 Add machine types compat bits. (partial)
Merged patches (9.0.0 rc0):
- 4b8fe42abc virtio-mem: default-enable "dynamic-memslots"
Merged patches (9.1.0 rc0):
- 043ad5ce97 Add upstream compatibility bits (partial)
- 770eeed61e rhel 9.4.0 machine type compat for virtio-gpu migration
---
hw/acpi/piix4.c | 2 +-
hw/arm/virt.c | 11 +-
hw/core/machine.c | 298 +++++++++++++++++++++++++++++++++++
hw/i386/fw_cfg.c | 3 +-
hw/net/rtl8139.c | 4 +-
hw/smbios/smbios.c | 46 +++++-
hw/timer/i8254_common.c | 2 +-
hw/usb/hcd-xhci-pci.c | 54 +++++--
hw/usb/hcd-xhci-pci.h | 1 +
hw/virtio/virtio-mem.c | 3 +-
include/hw/arm/virt.h | 1 +
include/hw/boards.h | 46 ++++++
include/hw/firmware/smbios.h | 4 +-
include/hw/i386/pc.h | 3 +
14 files changed, 454 insertions(+), 24 deletions(-)
diff --git a/hw/acpi/piix4.c b/hw/acpi/piix4.c
index 7a18f18dda..2b3678b8c6 100644
--- a/hw/acpi/piix4.c
+++ b/hw/acpi/piix4.c
@@ -245,7 +245,7 @@ static bool vmstate_test_migrate_acpi_index(void *opaque, int version_id)
static const VMStateDescription vmstate_acpi = {
.name = "piix4_pm",
.version_id = 3,
- .minimum_version_id = 3,
+ .minimum_version_id = 2,
.post_load = vmstate_acpi_post_load,
.fields = (const VMStateField[]) {
VMSTATE_PCI_DEVICE(parent_obj, PIIX4PMState),
diff --git a/hw/arm/virt.c b/hw/arm/virt.c
index b525e00365..6a6b841f91 100644
--- a/hw/arm/virt.c
+++ b/hw/arm/virt.c
@@ -1749,13 +1749,22 @@ static void virt_build_smbios(VirtMachineState *vms)
uint8_t *smbios_tables, *smbios_anchor;
size_t smbios_tables_len, smbios_anchor_len;
struct smbios_phys_mem_area mem_array;
+ const char *manufacturer = "QEMU";
const char *product = "QEMU Virtual Machine";
+ const char *version = vmc->smbios_old_sys_ver ? "1.0" : mc->name;
if (kvm_enabled()) {
product = "KVM Virtual Machine";
}
- smbios_set_defaults("QEMU", product, mc->name);
+ if (!vmc->manufacturer_product_compat) {
+ manufacturer = "Red Hat";
+ product = "KVM";
+ version = mc->desc;
+ }
+
+ smbios_set_defaults(manufacturer, product, version,
+ NULL, NULL);
/* build the array of physical mem area from base_memmap */
mem_array.address = vms->memmap[VIRT_MEM].base;
diff --git a/hw/core/machine.c b/hw/core/machine.c
index bd47527479..7a7317941b 100644
--- a/hw/core/machine.c
+++ b/hw/core/machine.c
@@ -288,6 +288,304 @@ GlobalProperty hw_compat_2_6[] = {
};
const size_t hw_compat_2_6_len = G_N_ELEMENTS(hw_compat_2_6);
+/*
+ * RHEL only: machine types for previous major releases are deprecated
+ */
+const char *rhel_old_machine_deprecation =
+ "machine types for previous major releases are deprecated";
+
+GlobalProperty hw_compat_rhel_9_6[] = {
+ /* hw_compat_rhel_9_6 from hw_compat_9_0 */
+ {"arm-cpu", "backcompat-cntfrq", "true" },
+ /* hw_compat_rhel_9_6 from hw_compat_9_0 */
+ { "scsi-hd", "migrate-emulated-scsi-request", "false" },
+ /* hw_compat_rhel_9_6 from hw_compat_9_0 */
+ { "scsi-cd", "migrate-emulated-scsi-request", "false" },
+ /* hw_compat_rhel_9_6 from hw_compat_9_0 */
+ {"vfio-pci", "skip-vsc-check", "false" },
+ /* hw_compat_rhel_9_6 from hw_compat_9_0 */
+ { "virtio-pci", "x-pcie-pm-no-soft-reset", "off" },
+ /* hw_compat_rhel_9_6 from hw_compat_9_0 */
+ {"sd-card", "spec_version", "2" },
+};
+const size_t hw_compat_rhel_9_6_len = G_N_ELEMENTS(hw_compat_rhel_9_6);
+
+
+GlobalProperty hw_compat_rhel_9_5[] = {
+ /* hw_compat_rhel_9_5 from hw_compat_8_2 */
+ { "migration", "zero-page-detection", "legacy"},
+ /* hw_compat_rhel_9_5 from hw_compat_8_2 */
+ { TYPE_VIRTIO_IOMMU_PCI, "granule", "4k" },
+ /* hw_compat_rhel_9_5 from hw_compat_8_2 */
+ { TYPE_VIRTIO_IOMMU_PCI, "aw-bits", "64" },
+ /* hw_compat_rhel_9_5 from hw_compat_8_2 */
+ { "virtio-gpu-device", "x-scanout-vmstate-version", "1" },
+};
+const size_t hw_compat_rhel_9_5_len = G_N_ELEMENTS(hw_compat_rhel_9_5);
+
+GlobalProperty hw_compat_rhel_9_4[] = {
+ /* hw_compat_rhel_9_4 from hw_compat_8_0 */
+ { TYPE_VIRTIO_NET, "host_uso", "off"},
+ /* hw_compat_rhel_9_4 from hw_compat_8_0 */
+ { TYPE_VIRTIO_NET, "guest_uso4", "off"},
+ /* hw_compat_rhel_9_4 from hw_compat_8_0 */
+ { TYPE_VIRTIO_NET, "guest_uso6", "off"},
+ /* hw_compat_rhel_9_4 from hw_compat_8_1 */
+ { TYPE_PCI_BRIDGE, "x-pci-express-writeable-slt-bug", "true" },
+ /* hw_compat_rhel_9_4 from hw_compat_8_1 */
+ { "ramfb", "x-migrate", "off" },
+ /* hw_compat_rhel_9_4 from hw_compat_8_1 */
+ { "vfio-pci-nohotplug", "x-ramfb-migrate", "off" },
+ /* hw_compat_rhel_9_4 from hw_compat_8_1 */
+ { "igb", "x-pcie-flr-init", "off" },
+ /* hw_compat_rhel_9_4 jira RHEL-24045 */
+ { "virtio-mem", "dynamic-memslots", "off" },
+};
+const size_t hw_compat_rhel_9_4_len = G_N_ELEMENTS(hw_compat_rhel_9_4);
+
+GlobalProperty hw_compat_rhel_9_3[] = {
+ /* hw_compat_rhel_9_3 from hw_compat_8_0 */
+ { "migration", "multifd-flush-after-each-section", "on"},
+ /* hw_compat_rhel_9_3 from hw_compat_8_0 */
+ { TYPE_PCI_DEVICE, "x-pcie-ari-nextfn-1", "on" },
+};
+const size_t hw_compat_rhel_9_3_len = G_N_ELEMENTS(hw_compat_rhel_9_3);
+
+GlobalProperty hw_compat_rhel_9_2[] = {
+ /* hw_compat_rhel_9_2 from hw_compat_7_2 */
+ { "e1000e", "migrate-timadj", "off" },
+ /* hw_compat_rhel_9_2 from hw_compat_7_2 */
+ { "virtio-mem", "x-early-migration", "false" },
+ /* hw_compat_rhel_9_2 from hw_compat_7_2 */
+ { "migration", "x-preempt-pre-7-2", "true" },
+ /* hw_compat_rhel_9_2 from hw_compat_7_2 */
+ { TYPE_PCI_DEVICE, "x-pcie-err-unc-mask", "off" },
+};
+const size_t hw_compat_rhel_9_2_len = G_N_ELEMENTS(hw_compat_rhel_9_2);
+
+/*
+ * Mostly the same as hw_compat_7_0
+ */
+GlobalProperty hw_compat_rhel_9_1[] = {
+ /* hw_compat_rhel_9_1 from hw_compat_7_0 */
+ { "arm-gicv3-common", "force-8-bit-prio", "on" },
+ /* hw_compat_rhel_9_1 from hw_compat_7_0 */
+ { "nvme-ns", "eui64-default", "on"},
+ /* hw_compat_rhel_9_1 from hw_compat_7_1 */
+ { "virtio-device", "queue_reset", "false" },
+ /* hw_compat_rhel_9_1 bz 2155749 */
+ { "virtio-rng-pci", "vectors", "0" },
+ /* hw_compat_rhel_9_1 bz 2162569 */
+ { "virtio-rng-pci-transitional", "vectors", "0" },
+ { "virtio-rng-pci-non-transitional", "vectors", "0" },
+};
+const size_t hw_compat_rhel_9_1_len = G_N_ELEMENTS(hw_compat_rhel_9_1);
+
+/*
+ * Mostly the same as hw_compat_6_2
+ */
+GlobalProperty hw_compat_rhel_9_0[] = {
+ /* hw_compat_rhel_9_0 from hw_compat_6_2 */
+ { "PIIX4_PM", "x-not-migrate-acpi-index", "on"},
+};
+const size_t hw_compat_rhel_9_0_len = G_N_ELEMENTS(hw_compat_rhel_9_0);
+
+GlobalProperty hw_compat_rhel_8_6[] = {
+ /* hw_compat_rhel_8_6 bz 2065589 */
+ /*
+ * vhost-vsock device in RHEL 8 kernels doesn't support seqpacket, so
+ * we need do disable it downstream on the latest hw_compat_rhel_8.
+ */
+ { "vhost-vsock-device", "seqpacket", "off" },
+};
+const size_t hw_compat_rhel_8_6_len = G_N_ELEMENTS(hw_compat_rhel_8_6);
+
+/*
+ * Mostly the same as hw_compat_6_0 and hw_compat_6_1
+ */
+GlobalProperty hw_compat_rhel_8_5[] = {
+ /* hw_compat_rhel_8_5 from hw_compat_6_0 */
+ { "gpex-pcihost", "allow-unmapped-accesses", "false" },
+ /* hw_compat_rhel_8_5 from hw_compat_6_0 */
+ { "i8042", "extended-state", "false"},
+ /* hw_compat_rhel_8_5 from hw_compat_6_0 */
+ { "nvme-ns", "eui64-default", "off"},
+ /* hw_compat_rhel_8_5 from hw_compat_6_0 */
+ { "e1000", "init-vet", "off" },
+ /* hw_compat_rhel_8_5 from hw_compat_6_0 */
+ { "e1000e", "init-vet", "off" },
+ /* hw_compat_rhel_8_5 from hw_compat_6_0 */
+ { "vhost-vsock-device", "seqpacket", "off" },
+ /* hw_compat_rhel_8_5 from hw_compat_6_1 */
+ { "vhost-user-vsock-device", "seqpacket", "off" },
+ /* hw_compat_rhel_8_5 from hw_compat_6_1 */
+ { "nvme-ns", "shared", "off" },
+};
+const size_t hw_compat_rhel_8_5_len = G_N_ELEMENTS(hw_compat_rhel_8_5);
+
+/*
+ * Mostly the same as hw_compat_5_2
+ */
+GlobalProperty hw_compat_rhel_8_4[] = {
+ /* hw_compat_rhel_8_4 from hw_compat_5_2 */
+ { "ICH9-LPC", "smm-compat", "on"},
+ /* hw_compat_rhel_8_4 from hw_compat_5_2 */
+ { "PIIX4_PM", "smm-compat", "on"},
+ /* hw_compat_rhel_8_4 from hw_compat_5_2 */
+ { "virtio-blk-device", "report-discard-granularity", "off" },
+ /* hw_compat_rhel_8_4 from hw_compat_5_2 */
+ /*
+ * Upstream incorrectly had "virtio-net-pci" instead of "virtio-net-pci-base",
+ * (https://bugzilla.redhat.com/show_bug.cgi?id=1999141)
+ */
+ { "virtio-net-pci-base", "vectors", "3"},
+};
+const size_t hw_compat_rhel_8_4_len = G_N_ELEMENTS(hw_compat_rhel_8_4);
+
+/*
+ * Mostly the same as hw_compat_5_1
+ */
+GlobalProperty hw_compat_rhel_8_3[] = {
+ /* hw_compat_rhel_8_3 from hw_compat_5_1 */
+ { "vhost-scsi", "num_queues", "1"},
+ /* hw_compat_rhel_8_3 from hw_compat_5_1 */
+ { "vhost-user-blk", "num-queues", "1"},
+ /* hw_compat_rhel_8_3 from hw_compat_5_1 */
+ { "vhost-user-scsi", "num_queues", "1"},
+ /* hw_compat_rhel_8_3 from hw_compat_5_1 */
+ { "virtio-blk-device", "num-queues", "1"},
+ /* hw_compat_rhel_8_3 from hw_compat_5_1 */
+ { "virtio-scsi-device", "num_queues", "1"},
+ /* hw_compat_rhel_8_3 from hw_compat_5_1 */
+ { "nvme", "use-intel-id", "on"},
+ /* hw_compat_rhel_8_3 from hw_compat_5_1 */
+ { "pvpanic", "events", "1"}, /* PVPANIC_PANICKED */
+ /* hw_compat_rhel_8_3 from hw_compat_5_1 */
+ { "pl011", "migrate-clk", "off" },
+ /* hw_compat_rhel_8_3 bz 1912846 */
+ { "pci-xhci", "x-rh-late-msi-cap", "off" },
+ /* hw_compat_rhel_8_3 from hw_compat_5_1 */
+ { "virtio-pci", "x-ats-page-aligned", "off"},
+};
+const size_t hw_compat_rhel_8_3_len = G_N_ELEMENTS(hw_compat_rhel_8_3);
+
+/*
+ * The same as hw_compat_4_2 + hw_compat_5_0
+ */
+GlobalProperty hw_compat_rhel_8_2[] = {
+ /* hw_compat_rhel_8_2 from hw_compat_4_2 */
+ { "virtio-blk-device", "queue-size", "128"},
+ /* hw_compat_rhel_8_2 from hw_compat_4_2 */
+ { "virtio-scsi-device", "virtqueue_size", "128"},
+ /* hw_compat_rhel_8_2 from hw_compat_4_2 */
+ { "virtio-blk-device", "x-enable-wce-if-config-wce", "off" },
+ /* hw_compat_rhel_8_2 from hw_compat_4_2 */
+ { "virtio-blk-device", "seg-max-adjust", "off"},
+ /* hw_compat_rhel_8_2 from hw_compat_4_2 */
+ { "virtio-scsi-device", "seg_max_adjust", "off"},
+ /* hw_compat_rhel_8_2 from hw_compat_4_2 */
+ { "vhost-blk-device", "seg_max_adjust", "off"},
+ /* hw_compat_rhel_8_2 from hw_compat_4_2 */
+ { "usb-host", "suppress-remote-wake", "off" },
+ /* hw_compat_rhel_8_2 from hw_compat_4_2 */
+ { "usb-redir", "suppress-remote-wake", "off" },
+ /* hw_compat_rhel_8_2 from hw_compat_4_2 */
+ { "qxl", "revision", "4" },
+ /* hw_compat_rhel_8_2 from hw_compat_4_2 */
+ { "qxl-vga", "revision", "4" },
+ /* hw_compat_rhel_8_2 from hw_compat_4_2 */
+ { "fw_cfg", "acpi-mr-restore", "false" },
+ /* hw_compat_rhel_8_2 from hw_compat_4_2 */
+ { "virtio-device", "use-disabled-flag", "false" },
+ /* hw_compat_rhel_8_2 from hw_compat_5_0 */
+ { "pci-host-bridge", "x-config-reg-migration-enabled", "off" },
+ /* hw_compat_rhel_8_2 from hw_compat_5_0 */
+ { "virtio-balloon-device", "page-poison", "false" },
+ /* hw_compat_rhel_8_2 from hw_compat_5_0 */
+ { "vmport", "x-read-set-eax", "off" },
+ /* hw_compat_rhel_8_2 from hw_compat_5_0 */
+ { "vmport", "x-signal-unsupported-cmd", "off" },
+ /* hw_compat_rhel_8_2 from hw_compat_5_0 */
+ { "vmport", "x-report-vmx-type", "off" },
+ /* hw_compat_rhel_8_2 from hw_compat_5_0 */
+ { "vmport", "x-cmds-v2", "off" },
+ /* hw_compat_rhel_8_2 from hw_compat_5_0 */
+ { "virtio-device", "x-disable-legacy-check", "true" },
+};
+const size_t hw_compat_rhel_8_2_len = G_N_ELEMENTS(hw_compat_rhel_8_2);
+
+/*
+ * The same as hw_compat_4_1
+ */
+GlobalProperty hw_compat_rhel_8_1[] = {
+ /* hw_compat_rhel_8_1 from hw_compat_4_1 */
+ { "virtio-pci", "x-pcie-flr-init", "off" },
+};
+const size_t hw_compat_rhel_8_1_len = G_N_ELEMENTS(hw_compat_rhel_8_1);
+
+/* The same as hw_compat_3_1
+ * format of array has been changed by:
+ * 6c36bddf5340 ("machine: Use shorter format for GlobalProperty arrays")
+ */
+GlobalProperty hw_compat_rhel_8_0[] = {
+ /* hw_compat_rhel_8_0 from hw_compat_3_1 */
+ { "pcie-root-port", "x-speed", "2_5" },
+ /* hw_compat_rhel_8_0 from hw_compat_3_1 */
+ { "pcie-root-port", "x-width", "1" },
+ /* hw_compat_rhel_8_0 from hw_compat_3_1 */
+ { "memory-backend-file", "x-use-canonical-path-for-ramblock-id", "true" },
+ /* hw_compat_rhel_8_0 from hw_compat_3_1 */
+ { "memory-backend-memfd", "x-use-canonical-path-for-ramblock-id", "true" },
+ /* hw_compat_rhel_8_0 from hw_compat_3_1 */
+ { "tpm-crb", "ppi", "false" },
+ /* hw_compat_rhel_8_0 from hw_compat_3_1 */
+ { "tpm-tis", "ppi", "false" },
+ /* hw_compat_rhel_8_0 from hw_compat_3_1 */
+ { "usb-kbd", "serial", "42" },
+ /* hw_compat_rhel_8_0 from hw_compat_3_1 */
+ { "usb-mouse", "serial", "42" },
+ /* hw_compat_rhel_8_0 from hw_compat_3_1 */
+ { "usb-tablet", "serial", "42" },
+ /* hw_compat_rhel_8_0 from hw_compat_3_1 */
+ { "virtio-blk-device", "discard", "false" },
+ /* hw_compat_rhel_8_0 from hw_compat_3_1 */
+ { "virtio-blk-device", "write-zeroes", "false" },
+ /* hw_compat_rhel_8_0 from hw_compat_4_0 */
+ { "VGA", "edid", "false" },
+ /* hw_compat_rhel_8_0 from hw_compat_4_0 */
+ { "secondary-vga", "edid", "false" },
+ /* hw_compat_rhel_8_0 from hw_compat_4_0 */
+ { "bochs-display", "edid", "false" },
+ /* hw_compat_rhel_8_0 from hw_compat_4_0 */
+ { "virtio-vga", "edid", "false" },
+ /* hw_compat_rhel_8_0 from hw_compat_4_0 */
+ { "virtio-gpu-device", "edid", "false" },
+ /* hw_compat_rhel_8_0 from hw_compat_4_0 */
+ { "virtio-device", "use-started", "false" },
+ /* hw_compat_rhel_8_0 from hw_compat_3_1 - that was added in 4.1 */
+ { "pcie-root-port-base", "disable-acs", "true" },
+};
+const size_t hw_compat_rhel_8_0_len = G_N_ELEMENTS(hw_compat_rhel_8_0);
+
+/* The same as hw_compat_3_0 + hw_compat_2_12
+ * except that
+ * there's nothing in 3_0
+ * migration.decompress-error-check=off was in 7.5 from bz 1584139
+ */
+GlobalProperty hw_compat_rhel_7_6[] = {
+ /* hw_compat_rhel_7_6 from hw_compat_2_12 */
+ { "hda-audio", "use-timer", "false" },
+ /* hw_compat_rhel_7_6 from hw_compat_2_12 */
+ { "cirrus-vga", "global-vmstate", "true" },
+ /* hw_compat_rhel_7_6 from hw_compat_2_12 */
+ { "VGA", "global-vmstate", "true" },
+ /* hw_compat_rhel_7_6 from hw_compat_2_12 */
+ { "vmware-svga", "global-vmstate", "true" },
+ /* hw_compat_rhel_7_6 from hw_compat_2_12 */
+ { "qxl-vga", "global-vmstate", "true" },
+};
+const size_t hw_compat_rhel_7_6_len = G_N_ELEMENTS(hw_compat_rhel_7_6);
+
MachineState *current_machine;
static char *machine_get_kernel(Object *obj, Error **errp)
diff --git a/hw/i386/fw_cfg.c b/hw/i386/fw_cfg.c
index 5c0bcd5f8a..07df7281d2 100644
--- a/hw/i386/fw_cfg.c
+++ b/hw/i386/fw_cfg.c
@@ -75,7 +75,8 @@ void fw_cfg_build_smbios(PCMachineState *pcms, FWCfgState *fw_cfg,
if (pcmc->smbios_defaults) {
/* These values are guest ABI, do not change */
- smbios_set_defaults("QEMU", mc->desc, mc->name);
+ smbios_set_defaults("QEMU", mc->desc, mc->name,
+ pcmc->smbios_stream_product, pcmc->smbios_stream_version);
}
/* tell smbios about cpuid version and features */
diff --git a/hw/net/rtl8139.c b/hw/net/rtl8139.c
index 324fb932aa..f1def02bfb 100644
--- a/hw/net/rtl8139.c
+++ b/hw/net/rtl8139.c
@@ -3172,7 +3172,7 @@ static int rtl8139_pre_save(void *opaque)
static const VMStateDescription vmstate_rtl8139 = {
.name = "rtl8139",
- .version_id = 5,
+ .version_id = 4,
.minimum_version_id = 3,
.post_load = rtl8139_post_load,
.pre_save = rtl8139_pre_save,
@@ -3253,7 +3253,9 @@ static const VMStateDescription vmstate_rtl8139 = {
VMSTATE_UINT32(tally_counters.TxMCol, RTL8139State),
VMSTATE_UINT64(tally_counters.RxOkPhy, RTL8139State),
VMSTATE_UINT64(tally_counters.RxOkBrd, RTL8139State),
+#if 0 /* Disabled for Red Hat Enterprise Linux bz 1420195 */
VMSTATE_UINT32_V(tally_counters.RxOkMul, RTL8139State, 5),
+#endif
VMSTATE_UINT16(tally_counters.TxAbt, RTL8139State),
VMSTATE_UINT16(tally_counters.TxUndrn, RTL8139State),
diff --git a/hw/smbios/smbios.c b/hw/smbios/smbios.c
index 1ac063cfb4..03f7a00ed1 100644
--- a/hw/smbios/smbios.c
+++ b/hw/smbios/smbios.c
@@ -39,6 +39,10 @@ size_t usr_blobs_len;
static unsigned usr_table_max;
static unsigned usr_table_cnt;
+/* Set to true for modern Windows 10 HardwareID-6 compat */
+static bool smbios_type2_required;
+
+
uint8_t *smbios_tables;
size_t smbios_tables_len;
unsigned smbios_table_max;
@@ -627,7 +631,7 @@ static void smbios_build_type_1_table(void)
static void smbios_build_type_2_table(void)
{
- SMBIOS_BUILD_TABLE_PRE(2, T2_BASE, false); /* optional */
+ SMBIOS_BUILD_TABLE_PRE(2, T2_BASE, smbios_type2_required);
SMBIOS_TABLE_SET_STR(2, manufacturer_str, type2.manufacturer);
SMBIOS_TABLE_SET_STR(2, product_str, type2.product);
@@ -1015,15 +1019,51 @@ void smbios_set_default_processor_family(uint16_t processor_family)
}
void smbios_set_defaults(const char *manufacturer, const char *product,
- const char *version)
+ const char *version,
+ const char *stream_product,
+ const char *stream_version)
{
smbios_have_defaults = true;
+ /*
+ * If @stream_product & @stream_version are non-NULL, then
+ * we're following rules for new Windows driver support.
+ * The data we have to report is defined in this doc:
+ *
+ * https://docs.microsoft.com/en-us/windows-hardware/drivers/install/specifying-hardware-ids-for-a-computer
+ *
+ * The Windows drivers are written to expect use of the
+ * scheme documented as "HardwareID-6" against Windows 10,
+ * which uses SMBIOS System (Type 1) and Base Board (Type 2)
+ * tables and will match on
+ *
+ * System Manufacturer = Red Hat (@manufacturer)
+ * System SKU Number = 8.2.0 (@stream_version)
+ * Baseboard Manufacturer = Red Hat (@manufacturer)
+ * Baseboard Product = RHEL-AV (@stream_product)
+ *
+ * NB, SKU must be changed with each RHEL-AV release
+ *
+ * Other fields can be freely used by applications using
+ * QEMU. For example apps can use the "System product"
+ * and "System version" to identify themselves.
+ *
+ * We get 'System Manufacturer' and 'Baseboard Manufacturer'
+ */
SMBIOS_SET_DEFAULT(smbios_type1.manufacturer, manufacturer);
SMBIOS_SET_DEFAULT(smbios_type1.product, product);
SMBIOS_SET_DEFAULT(smbios_type1.version, version);
+ SMBIOS_SET_DEFAULT(smbios_type1.family, "Red Hat Enterprise Linux");
+ if (stream_version != NULL) {
+ SMBIOS_SET_DEFAULT(smbios_type1.sku, stream_version);
+ }
SMBIOS_SET_DEFAULT(type2.manufacturer, manufacturer);
- SMBIOS_SET_DEFAULT(type2.product, product);
+ if (stream_product != NULL) {
+ SMBIOS_SET_DEFAULT(type2.product, stream_product);
+ smbios_type2_required = true;
+ } else {
+ SMBIOS_SET_DEFAULT(type2.product, product);
+ }
SMBIOS_SET_DEFAULT(type2.version, version);
SMBIOS_SET_DEFAULT(type3.manufacturer, manufacturer);
SMBIOS_SET_DEFAULT(type3.version, version);
diff --git a/hw/timer/i8254_common.c b/hw/timer/i8254_common.c
index ad091594cd..debf9f0c67 100644
--- a/hw/timer/i8254_common.c
+++ b/hw/timer/i8254_common.c
@@ -229,7 +229,7 @@ static const VMStateDescription vmstate_pit_common = {
.pre_save = pit_dispatch_pre_save,
.post_load = pit_dispatch_post_load,
.fields = (const VMStateField[]) {
- VMSTATE_UINT32_V(channels[0].irq_disabled, PITCommonState, 3),
+ VMSTATE_UINT32(channels[0].irq_disabled, PITCommonState), /* qemu-kvm's v2 had 'flags' here */
VMSTATE_STRUCT_ARRAY(channels, PITCommonState, 3, 2,
vmstate_pit_channel, PITChannelState),
VMSTATE_INT64(channels[0].next_transition_time,
diff --git a/hw/usb/hcd-xhci-pci.c b/hw/usb/hcd-xhci-pci.c
index b93c80b09d..f4a2f1a1de 100644
--- a/hw/usb/hcd-xhci-pci.c
+++ b/hw/usb/hcd-xhci-pci.c
@@ -120,6 +120,33 @@ static int xhci_pci_vmstate_post_load(void *opaque, int version_id)
return 0;
}
+/* RH bz 1912846 */
+static bool usb_xhci_pci_add_msi(struct PCIDevice *dev, Error **errp)
+{
+ int ret;
+ Error *err = NULL;
+ XHCIPciState *s = XHCI_PCI(dev);
+
+ ret = msi_init(dev, 0x70, s->xhci.numintrs, true, false, &err);
+ /*
+ * Any error other than -ENOTSUP(board's MSI support is broken)
+ * is a programming error
+ */
+ assert(!ret || ret == -ENOTSUP);
+ if (ret && s->msi == ON_OFF_AUTO_ON) {
+ /* Can't satisfy user's explicit msi=on request, fail */
+ error_append_hint(&err, "You have to use msi=auto (default) or "
+ "msi=off with this machine type.\n");
+ error_propagate(errp, err);
+ return true;
+ }
+ assert(!err || s->msi == ON_OFF_AUTO_AUTO);
+ /* With msi=auto, we fall back to MSI off silently */
+ error_free(err);
+
+ return false;
+}
+
static void usb_xhci_pci_realize(struct PCIDevice *dev, Error **errp)
{
int ret;
@@ -144,23 +171,12 @@ static void usb_xhci_pci_realize(struct PCIDevice *dev, Error **errp)
s->xhci.nec_quirks = true;
}
- if (s->msi != ON_OFF_AUTO_OFF) {
- ret = msi_init(dev, 0x70, s->xhci.numintrs, true, false, &err);
- /*
- * Any error other than -ENOTSUP(board's MSI support is broken)
- * is a programming error
- */
- assert(!ret || ret == -ENOTSUP);
- if (ret && s->msi == ON_OFF_AUTO_ON) {
- /* Can't satisfy user's explicit msi=on request, fail */
- error_append_hint(&err, "You have to use msi=auto (default) or "
- "msi=off with this machine type.\n");
+ if (s->msi != ON_OFF_AUTO_OFF && s->rh_late_msi_cap) {
+ /* This gives the behaviour from 5.2.0 onwards, lspci shows 90,a0,70 */
+ if (usb_xhci_pci_add_msi(dev, &err)) {
error_propagate(errp, err);
return;
}
- assert(!err || s->msi == ON_OFF_AUTO_AUTO);
- /* With msi=auto, we fall back to MSI off silently */
- error_free(err);
}
pci_register_bar(dev, 0,
PCI_BASE_ADDRESS_SPACE_MEMORY |
@@ -172,6 +188,14 @@ static void usb_xhci_pci_realize(struct PCIDevice *dev, Error **errp)
assert(ret > 0);
}
+ /* RH bz 1912846 */
+ if (s->msi != ON_OFF_AUTO_OFF && !s->rh_late_msi_cap) {
+ /* This gives the older RH machine behaviour, lspci shows 90,70,a0 */
+ if (usb_xhci_pci_add_msi(dev, &err)) {
+ error_propagate(errp, err);
+ return;
+ }
+ }
if (s->msix != ON_OFF_AUTO_OFF) {
/* TODO check for errors, and should fail when msix=on */
msix_init(dev, s->xhci.numintrs,
@@ -221,6 +245,8 @@ static const Property xhci_pci_properties[] = {
DEFINE_PROP_ON_OFF_AUTO("msix", XHCIPciState, msix, ON_OFF_AUTO_AUTO),
DEFINE_PROP_BOOL("conditional-intr-mapping", XHCIPciState,
conditional_intr_mapping, false),
+ /* RH bz 1912846 */
+ DEFINE_PROP_BOOL("x-rh-late-msi-cap", XHCIPciState, rh_late_msi_cap, true),
};
static void xhci_class_init(ObjectClass *klass, const void *data)
diff --git a/hw/usb/hcd-xhci-pci.h b/hw/usb/hcd-xhci-pci.h
index 5b61ae8455..3170db064b 100644
--- a/hw/usb/hcd-xhci-pci.h
+++ b/hw/usb/hcd-xhci-pci.h
@@ -41,6 +41,7 @@ typedef struct XHCIPciState {
OnOffAuto msi;
OnOffAuto msix;
bool conditional_intr_mapping;
+ bool rh_late_msi_cap; /* bz 1912846 */
} XHCIPciState;
#endif
diff --git a/hw/virtio/virtio-mem.c b/hw/virtio/virtio-mem.c
index c46f6f9c3e..1805597879 100644
--- a/hw/virtio/virtio-mem.c
+++ b/hw/virtio/virtio-mem.c
@@ -1699,8 +1699,9 @@ static const Property virtio_mem_properties[] = {
#endif
DEFINE_PROP_BOOL(VIRTIO_MEM_EARLY_MIGRATION_PROP, VirtIOMEM,
early_migration, true),
+ /* RHEL: default-enable "dynamic-memslots" (jira RHEL-24045) */
DEFINE_PROP_BOOL(VIRTIO_MEM_DYNAMIC_MEMSLOTS_PROP, VirtIOMEM,
- dynamic_memslots, false),
+ dynamic_memslots, true),
};
static uint64_t virtio_mem_rdm_get_min_granularity(const RamDiscardManager *rdm,
diff --git a/include/hw/arm/virt.h b/include/hw/arm/virt.h
index 365a28b082..94c79d6c6d 100644
--- a/include/hw/arm/virt.h
+++ b/include/hw/arm/virt.h
@@ -132,6 +132,7 @@ struct VirtMachineClass {
bool no_tcg_lpa2;
bool no_ns_el2_virt_timer_irq;
bool no_nested_smmu;
+ bool manufacturer_product_compat;
};
struct VirtMachineState {
diff --git a/include/hw/boards.h b/include/hw/boards.h
index f94713e6e2..1ec852293a 100644
--- a/include/hw/boards.h
+++ b/include/hw/boards.h
@@ -863,4 +863,50 @@ extern const size_t hw_compat_2_7_len;
extern GlobalProperty hw_compat_2_6[];
extern const size_t hw_compat_2_6_len;
+extern GlobalProperty hw_compat_rhel_9_6[];
+extern const size_t hw_compat_rhel_9_6_len;
+
+extern GlobalProperty hw_compat_rhel_9_5[];
+extern const size_t hw_compat_rhel_9_5_len;
+
+extern GlobalProperty hw_compat_rhel_9_4[];
+extern const size_t hw_compat_rhel_9_4_len;
+
+extern GlobalProperty hw_compat_rhel_9_3[];
+extern const size_t hw_compat_rhel_9_3_len;
+
+extern GlobalProperty hw_compat_rhel_9_2[];
+extern const size_t hw_compat_rhel_9_2_len;
+
+extern GlobalProperty hw_compat_rhel_9_1[];
+extern const size_t hw_compat_rhel_9_1_len;
+
+extern GlobalProperty hw_compat_rhel_9_0[];
+extern const size_t hw_compat_rhel_9_0_len;
+
+extern GlobalProperty hw_compat_rhel_8_6[];
+extern const size_t hw_compat_rhel_8_6_len;
+
+extern GlobalProperty hw_compat_rhel_8_5[];
+extern const size_t hw_compat_rhel_8_5_len;
+
+extern GlobalProperty hw_compat_rhel_8_4[];
+extern const size_t hw_compat_rhel_8_4_len;
+
+extern GlobalProperty hw_compat_rhel_8_3[];
+extern const size_t hw_compat_rhel_8_3_len;
+
+extern GlobalProperty hw_compat_rhel_8_2[];
+extern const size_t hw_compat_rhel_8_2_len;
+
+extern GlobalProperty hw_compat_rhel_8_1[];
+extern const size_t hw_compat_rhel_8_1_len;
+
+extern GlobalProperty hw_compat_rhel_8_0[];
+extern const size_t hw_compat_rhel_8_0_len;
+
+extern GlobalProperty hw_compat_rhel_7_6[];
+extern const size_t hw_compat_rhel_7_6_len;
+
+extern const char *rhel_old_machine_deprecation;
#endif
diff --git a/include/hw/firmware/smbios.h b/include/hw/firmware/smbios.h
index f066ab7262..e805d25fbe 100644
--- a/include/hw/firmware/smbios.h
+++ b/include/hw/firmware/smbios.h
@@ -331,7 +331,9 @@ void smbios_add_usr_blob_size(size_t size);
void smbios_entry_add(QemuOpts *opts, Error **errp);
void smbios_set_cpuid(uint32_t version, uint32_t features);
void smbios_set_defaults(const char *manufacturer, const char *product,
- const char *version);
+ const char *version,
+ const char *stream_product,
+ const char *stream_version);
void smbios_set_default_processor_family(uint16_t processor_family);
uint8_t *smbios_get_table_legacy(size_t *length, Error **errp);
void smbios_get_tables(MachineState *ms,
diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h
index 79b72c54dd..3b4ea24c20 100644
--- a/include/hw/i386/pc.h
+++ b/include/hw/i386/pc.h
@@ -103,6 +103,9 @@ struct PCMachineClass {
bool smbios_defaults;
bool smbios_legacy_mode;
SmbiosEntryPointType default_smbios_ep_type;
+ /* New fields needed for Windows HardwareID-6 matching */
+ const char *smbios_stream_product;
+ const char *smbios_stream_version;
/* RAM / address space compat: */
bool gigabyte_align;
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