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Xen queue

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- fix for xen-block segv
 - Resolve TYPE_PIIX3_XEN_DEVICE
 - Xen emulation build/Coverity fixes
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Merge tag 'pull-xen-20230607' of https://xenbits.xen.org/git-http/people/aperard/qemu-dm into staging

Xen queue

- fix for xen-block segv
- Resolve TYPE_PIIX3_XEN_DEVICE
- Xen emulation build/Coverity fixes

# -----BEGIN PGP SIGNATURE-----
#
# iQEzBAABCgAdFiEE+AwAYwjiLP2KkueYDPVXL9f7Va8FAmSAkU0ACgkQDPVXL9f7
# Va/mMQf9Hs8pFGz7qRMc8RbuBvwVNGcdqOKZN+sbBKPb2pp9X8gkP5EV5SMLF/eu
# CjaoZU+SsZcVLZ0HZ/TevAEuMrflZeeRfneJzEcl58cwOxo5l18puRwy9iDxfh6m
# goqGGxQA2OmUa5eVZ7WX2JXo0wG/RQqqc/pChKbPAsTT9/QE23irOQBdUDf7sbGP
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# =E1Qb
# -----END PGP SIGNATURE-----
# gpg: Signature made Wed 07 Jun 2023 07:16:45 AM PDT
# gpg:                using RSA key F80C006308E22CFD8A92E7980CF5572FD7FB55AF
# gpg: Good signature from "Anthony PERARD <anthony.perard@gmail.com>" [unknown]
# gpg:                 aka "Anthony PERARD <anthony.perard@citrix.com>" [unknown]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 5379 2F71 024C 600F 778A  7161 D8D5 7199 DF83 42C8
#      Subkey fingerprint: F80C 0063 08E2 2CFD 8A92  E798 0CF5 572F D7FB 55AF

* tag 'pull-xen-20230607' of https://xenbits.xen.org/git-http/people/aperard/qemu-dm:
  xen-block: fix segv on unrealize
  hw/isa/piix3: Resolve redundant TYPE_PIIX3_XEN_DEVICE
  hw/isa/piix3: Resolve redundant k->config_write assignments
  hw/isa/piix3: Avoid Xen-specific variant of piix3_write_config()
  hw/isa/piix3: Wire up Xen PCI IRQ handling outside of PIIX3
  hw/isa/piix3: Reuse piix3_realize() in piix3_xen_realize()
  hw/pci/pci.c: Don't leak PCIBus::irq_count[] in pci_bus_irqs()
  include/hw/xen/xen: Rename xen_piix3_set_irq() to xen_intx_set_irq()
  hw/xen: Fix broken check for invalid state in xs_be_open()
  xen: Drop support for Xen versions below 4.7.1
  hw/xen: Fix memory leak in libxenstore_open() for Xen
  hw/xen: Simplify emulated Xen platform init

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2023-06-07 10:06:11 -07:00
commit 4f65e89f8c
16 changed files with 73 additions and 327 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

40
hw/i386/kvm/xen_evtchn.c
View File

@ -147,7 +147,10 @@ struct XenEvtchnState {
QemuMutex port_lock;
uint32_t nr_ports;
XenEvtchnPort port_table[EVTCHN_2L_NR_CHANNELS];
qemu_irq gsis[IOAPIC_NUM_PINS];
/* Connected to the system GSIs for raising callback as GSI / INTx */
unsigned int nr_callback_gsis;
qemu_irq *callback_gsis;
struct xenevtchn_handle *be_handles[EVTCHN_2L_NR_CHANNELS];
@ -299,7 +302,7 @@ static void gsi_assert_bh(void *opaque)
}
}
void xen_evtchn_create(void)
void xen_evtchn_create(unsigned int nr_gsis, qemu_irq *system_gsis)
{
XenEvtchnState *s = XEN_EVTCHN(sysbus_create_simple(TYPE_XEN_EVTCHN,
-1, NULL));
@ -310,8 +313,19 @@ void xen_evtchn_create(void)
qemu_mutex_init(&s->port_lock);
s->gsi_bh = aio_bh_new(qemu_get_aio_context(), gsi_assert_bh, s);
for (i = 0; i < IOAPIC_NUM_PINS; i++) {
sysbus_init_irq(SYS_BUS_DEVICE(s), &s->gsis[i]);
/*
* These are the *output* GSI from event channel support, for
* signalling CPU0's events via GSI or PCI INTx instead of the
* per-CPU vector. We create a *set* of irqs and connect one to
* each of the system GSIs which were passed in from the platform
* code, and then just trigger the right one as appropriate from
* xen_evtchn_set_callback_level().
*/
s->nr_callback_gsis = nr_gsis;
s->callback_gsis = g_new0(qemu_irq, nr_gsis);
for (i = 0; i < nr_gsis; i++) {
sysbus_init_irq(SYS_BUS_DEVICE(s), &s->callback_gsis[i]);
sysbus_connect_irq(SYS_BUS_DEVICE(s), i, system_gsis[i]);
}
/*
@ -336,20 +350,6 @@ void xen_evtchn_create(void)
xen_evtchn_ops = &emu_evtchn_backend_ops;
}
void xen_evtchn_connect_gsis(qemu_irq *system_gsis)
{
XenEvtchnState *s = xen_evtchn_singleton;
int i;
if (!s) {
return;
}
for (i = 0; i < IOAPIC_NUM_PINS; i++) {
sysbus_connect_irq(SYS_BUS_DEVICE(s), i, system_gsis[i]);
}
}
static void xen_evtchn_register_types(void)
{
type_register_static(&xen_evtchn_info);
@ -430,8 +430,8 @@ void xen_evtchn_set_callback_level(int level)
return;
}
if (s->callback_gsi && s->callback_gsi < IOAPIC_NUM_PINS) {
qemu_set_irq(s->gsis[s->callback_gsi], level);
if (s->callback_gsi && s->callback_gsi < s->nr_callback_gsis) {
qemu_set_irq(s->callback_gsis[s->callback_gsi], level);
if (level) {
/* Ensure the vCPU polls for deassertion */
kvm_xen_set_callback_asserted();

3
hw/i386/kvm/xen_evtchn.h
View File

@ -16,10 +16,9 @@
typedef uint32_t evtchn_port_t;
void xen_evtchn_create(void);
void xen_evtchn_create(unsigned int nr_gsis, qemu_irq *system_gsis);
int xen_evtchn_soft_reset(void);
int xen_evtchn_set_callback_param(uint64_t param);
void xen_evtchn_connect_gsis(qemu_irq *system_gsis);
void xen_evtchn_set_callback_level(int level);
int xen_evtchn_set_port(uint16_t port);

2
hw/i386/kvm/xen_xenstore.c
View File

@ -1688,7 +1688,7 @@ static struct qemu_xs_handle *xs_be_open(void)
XenXenstoreState *s = xen_xenstore_singleton;
struct qemu_xs_handle *h;
if (!s && !s->impl) {
if (!s || !s->impl) {
errno = -ENOSYS;
return NULL;
}

13
hw/i386/pc.c
View File

@ -1332,7 +1332,10 @@ void pc_basic_device_init(struct PCMachineState *pcms,
#ifdef CONFIG_XEN_EMU
if (xen_mode == XEN_EMULATE) {
xen_evtchn_connect_gsis(gsi);
xen_overlay_create();
xen_evtchn_create(IOAPIC_NUM_PINS, gsi);
xen_gnttab_create();
xen_xenstore_create();
if (pcms->bus) {
pci_create_simple(pcms->bus, -1, "xen-platform");
}
@ -1882,14 +1885,6 @@ static void pc_machine_initfn(Object *obj)
int pc_machine_kvm_type(MachineState *machine, const char *kvm_type)
{
#ifdef CONFIG_XEN_EMU
if (xen_mode == XEN_EMULATE) {
xen_overlay_create();
xen_evtchn_create();
xen_gnttab_create();
xen_xenstore_create();
}
#endif
return 0;
}

36
hw/i386/pc_piix.c
View File

@ -71,6 +71,7 @@
#include "kvm/kvm-cpu.h"
#define MAX_IDE_BUS 2
#define XEN_IOAPIC_NUM_PIRQS 128ULL
#ifdef CONFIG_IDE_ISA
static const int ide_iobase[MAX_IDE_BUS] = { 0x1f0, 0x170 };
@ -89,6 +90,21 @@ static int pc_pci_slot_get_pirq(PCIDevice *pci_dev, int pci_intx)
return (pci_intx + slot_addend) & 3;
}
static void piix_intx_routing_notifier_xen(PCIDevice *dev)
{
int i;
/* Scan for updates to PCI link routes (0x60-0x63). */
for (i = 0; i < PIIX_NUM_PIRQS; i++) {
uint8_t v = dev->config_read(dev, PIIX_PIRQCA + i, 1);
if (v & 0x80) {
v = 0;
}
v &= 0xf;
xen_set_pci_link_route(i, v);
}
}
/* PC hardware initialisation */
static void pc_init1(MachineState *machine,
const char *host_type, const char *pci_type)
@ -223,8 +239,6 @@ static void pc_init1(MachineState *machine,
if (pcmc->pci_enabled) {
PIIX3State *piix3;
PCIDevice *pci_dev;
const char *type = xen_enabled() ? TYPE_PIIX3_XEN_DEVICE
: TYPE_PIIX3_DEVICE;
pci_bus = i440fx_init(pci_type,
i440fx_host,
@ -237,7 +251,23 @@ static void pc_init1(MachineState *machine,
: pc_pci_slot_get_pirq);
pcms->bus = pci_bus;
pci_dev = pci_create_simple_multifunction(pci_bus, -1, true, type);
pci_dev = pci_create_simple_multifunction(pci_bus, -1, true,
TYPE_PIIX3_DEVICE);
if (xen_enabled()) {
pci_device_set_intx_routing_notifier(
pci_dev, piix_intx_routing_notifier_xen);
/*
* Xen supports additional interrupt routes from the PCI devices to
* the IOAPIC: the four pins of each PCI device on the bus are also
* connected to the IOAPIC directly.
* These additional routes can be discovered through ACPI.
*/
pci_bus_irqs(pci_bus, xen_intx_set_irq, pci_dev,
XEN_IOAPIC_NUM_PIRQS);
}
piix3 = PIIX3_PCI_DEVICE(pci_dev);
piix3->pic = x86ms->gsi;
piix3_devfn = piix3->dev.devfn;

2
hw/i386/xen/xen-hvm.c
View File

@ -143,7 +143,7 @@ int xen_pci_slot_get_pirq(PCIDevice *pci_dev, int irq_num)
return irq_num + (PCI_SLOT(pci_dev->devfn) << 2);
}
void xen_piix3_set_irq(void *opaque, int irq_num, int level)
void xen_intx_set_irq(void *opaque, int irq_num, int level)
{
xen_set_pci_intx_level(xen_domid, 0, 0, irq_num >> 2,
irq_num & 3, level);

60
hw/isa/piix3.c
View File

@ -30,13 +30,10 @@
#include "hw/irq.h"
#include "hw/qdev-properties.h"
#include "hw/isa/isa.h"
#include "hw/xen/xen.h"
#include "sysemu/runstate.h"
#include "migration/vmstate.h"
#include "hw/acpi/acpi_aml_interface.h"
#define XEN_PIIX_NUM_PIRQS 128ULL
static void piix3_set_irq_pic(PIIX3State *piix3, int pic_irq)
{
qemu_set_irq(piix3->pic[pic_irq],
@ -124,26 +121,6 @@ static void piix3_write_config(PCIDevice *dev,
}
}
static void piix3_write_config_xen(PCIDevice *dev,
uint32_t address, uint32_t val, int len)
{
int i;
/* Scan for updates to PCI link routes (0x60-0x63). */
for (i = 0; i < len; i++) {
uint8_t v = (val >> (8 * i)) & 0xff;
if (v & 0x80) {
v = 0;
}
v &= 0xf;
if (((address + i) >= PIIX_PIRQCA) && ((address + i) <= PIIX_PIRQCD)) {
xen_set_pci_link_route(address + i - PIIX_PIRQCA, v);
}
}
piix3_write_config(dev, address, val, len);
}
static void piix3_reset(DeviceState *dev)
{
PIIX3State *d = PIIX3_PCI_DEVICE(dev);
@ -344,6 +321,7 @@ static void pci_piix3_class_init(ObjectClass *klass, void *data)
PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
AcpiDevAmlIfClass *adevc = ACPI_DEV_AML_IF_CLASS(klass);
k->config_write = piix3_write_config;
dc->reset = piix3_reset;
dc->desc = "ISA bridge";
dc->vmsd = &vmstate_piix3;
@ -393,7 +371,6 @@ static void piix3_class_init(ObjectClass *klass, void *data)
{
PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
k->config_write = piix3_write_config;
k->realize = piix3_realize;
}
@ -403,45 +380,10 @@ static const TypeInfo piix3_info = {
.class_init = piix3_class_init,
};
static void piix3_xen_realize(PCIDevice *dev, Error **errp)
{
ERRP_GUARD();
PIIX3State *piix3 = PIIX3_PCI_DEVICE(dev);
PCIBus *pci_bus = pci_get_bus(dev);
pci_piix3_realize(dev, errp);
if (*errp) {
return;
}
/*
* Xen supports additional interrupt routes from the PCI devices to
* the IOAPIC: the four pins of each PCI device on the bus are also
* connected to the IOAPIC directly.
* These additional routes can be discovered through ACPI.
*/
pci_bus_irqs(pci_bus, xen_piix3_set_irq, piix3, XEN_PIIX_NUM_PIRQS);
}
static void piix3_xen_class_init(ObjectClass *klass, void *data)
{
PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
k->config_write = piix3_write_config_xen;
k->realize = piix3_xen_realize;
}
static const TypeInfo piix3_xen_info = {
.name = TYPE_PIIX3_XEN_DEVICE,
.parent = TYPE_PIIX3_PCI_DEVICE,
.class_init = piix3_xen_class_init,
};
static void piix3_register_types(void)
{
type_register_static(&piix3_pci_type_info);
type_register_static(&piix3_info);
type_register_static(&piix3_xen_info);
}
type_init(piix3_register_types)

2
hw/pci/pci.c
View File

@ -560,6 +560,7 @@ void pci_bus_irqs(PCIBus *bus, pci_set_irq_fn set_irq,
bus->set_irq = set_irq;
bus->irq_opaque = irq_opaque;
bus->nirq = nirq;
g_free(bus->irq_count);
bus->irq_count = g_malloc0(nirq * sizeof(bus->irq_count[0]));
}
@ -575,6 +576,7 @@ void pci_bus_irqs_cleanup(PCIBus *bus)
bus->irq_opaque = NULL;
bus->nirq = 0;
g_free(bus->irq_count);
bus->irq_count = NULL;
}
PCIBus *pci_register_root_bus(DeviceState *parent, const char *name,

6
hw/xen/xen-bus.c
View File

@ -923,8 +923,10 @@ void xen_device_unbind_event_channel(XenDevice *xendev,
QLIST_REMOVE(channel, list);
aio_set_fd_handler(channel->ctx, qemu_xen_evtchn_fd(channel->xeh),
NULL, NULL, NULL, NULL, NULL);
if (channel->ctx) {
aio_set_fd_handler(channel->ctx, qemu_xen_evtchn_fd(channel->xeh),
NULL, NULL, NULL, NULL, NULL);
}
if (qemu_xen_evtchn_unbind(channel->xeh, channel->local_port) < 0) {
error_setg_errno(errp, errno, "xenevtchn_unbind failed");

59
hw/xen/xen-operations.c
View File

@ -28,46 +28,13 @@
#include <xenctrl.h>
/*
* We don't support Xen prior to 4.2.0.
* We don't support Xen prior to 4.7.1.
*/
/* Xen 4.2 through 4.6 */
#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 40701
typedef xc_evtchn xenevtchn_handle;
typedef evtchn_port_or_error_t xenevtchn_port_or_error_t;
#define xenevtchn_open(l, f) xc_evtchn_open(l, f);
#define xenevtchn_close(h) xc_evtchn_close(h)
#define xenevtchn_fd(h) xc_evtchn_fd(h)
#define xenevtchn_pending(h) xc_evtchn_pending(h)
#define xenevtchn_notify(h, p) xc_evtchn_notify(h, p)
#define xenevtchn_bind_interdomain(h, d, p) xc_evtchn_bind_interdomain(h, d, p)
#define xenevtchn_unmask(h, p) xc_evtchn_unmask(h, p)
#define xenevtchn_unbind(h, p) xc_evtchn_unbind(h, p)
typedef xc_gnttab xengnttab_handle;
#define xengnttab_open(l, f) xc_gnttab_open(l, f)
#define xengnttab_close(h) xc_gnttab_close(h)
#define xengnttab_set_max_grants(h, n) xc_gnttab_set_max_grants(h, n)
#define xengnttab_map_grant_ref(h, d, r, p) xc_gnttab_map_grant_ref(h, d, r, p)
#define xengnttab_unmap(h, a, n) xc_gnttab_munmap(h, a, n)
#define xengnttab_map_grant_refs(h, c, d, r, p) \
xc_gnttab_map_grant_refs(h, c, d, r, p)
#define xengnttab_map_domain_grant_refs(h, c, d, r, p) \
xc_gnttab_map_domain_grant_refs(h, c, d, r, p)
typedef xc_interface xenforeignmemory_handle;
#else /* CONFIG_XEN_CTRL_INTERFACE_VERSION >= 40701 */
#include <xenevtchn.h>
#include <xengnttab.h>
#include <xenforeignmemory.h>
#endif
/* Xen before 4.8 */
static int libxengnttab_fallback_grant_copy(xengnttab_handle *xgt,
@ -223,26 +190,6 @@ static struct gnttab_backend_ops libxengnttab_backend_ops = {
.unmap = libxengnttab_backend_unmap,
};
#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 40701
static void *libxenforeignmem_backend_map(uint32_t dom, void *addr, int prot,
size_t pages, xfn_pfn_t *pfns,
int *errs)
{
if (errs) {
return xc_map_foreign_bulk(xen_xc, dom, prot, pfns, errs, pages);
} else {
return xc_map_foreign_pages(xen_xc, dom, prot, pfns, pages);
}
}
static int libxenforeignmem_backend_unmap(void *addr, size_t pages)
{
return munmap(addr, pages * XC_PAGE_SIZE);
}
#else /* CONFIG_XEN_CTRL_INTERFACE_VERSION >= 40701 */
static void *libxenforeignmem_backend_map(uint32_t dom, void *addr, int prot,
size_t pages, xen_pfn_t *pfns,
int *errs)
@ -256,8 +203,6 @@ static int libxenforeignmem_backend_unmap(void *addr, size_t pages)
return xenforeignmemory_unmap(xen_fmem, addr, pages);
}
#endif
struct foreignmem_backend_ops libxenforeignmem_backend_ops = {
.map = libxenforeignmem_backend_map,
.unmap = libxenforeignmem_backend_unmap,
@ -287,7 +232,7 @@ static void watch_event(void *opaque)
static struct qemu_xs_handle *libxenstore_open(void)
{
struct xs_handle *xsh = xs_open(0);
struct qemu_xs_handle *h = g_new0(struct qemu_xs_handle, 1);
struct qemu_xs_handle *h;
if (!xsh) {
return NULL;

1
include/hw/southbridge/piix.h
View File

@ -67,7 +67,6 @@ DECLARE_INSTANCE_CHECKER(PIIX3State, PIIX3_PCI_DEVICE,
TYPE_PIIX3_PCI_DEVICE)
#define TYPE_PIIX3_DEVICE "PIIX3"
#define TYPE_PIIX3_XEN_DEVICE "PIIX3-xen"
#define TYPE_PIIX4_PCI_DEVICE "piix4-isa"
#endif

2
include/hw/xen/xen.h
View File

@ -39,7 +39,7 @@ extern bool xen_domid_restrict;
int xen_pci_slot_get_pirq(PCIDevice *pci_dev, int irq_num);
int xen_set_pci_link_route(uint8_t link, uint8_t irq);
void xen_piix3_set_irq(void *opaque, int irq_num, int level);
void xen_intx_set_irq(void *opaque, int irq_num, int level);
void xen_hvm_inject_msi(uint64_t addr, uint32_t data);
int xen_is_pirq_msi(uint32_t msi_data);

107
include/hw/xen/xen_native.h
View File

@ -24,23 +24,11 @@
extern xc_interface *xen_xc;
/*
* We don't support Xen prior to 4.2.0.
* We don't support Xen prior to 4.7.1.
*/
/* Xen 4.2 through 4.6 */
#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 40701
typedef xc_interface xenforeignmemory_handle;
#define xenforeignmemory_open(l, f) xen_xc
#define xenforeignmemory_close(h)
#else /* CONFIG_XEN_CTRL_INTERFACE_VERSION >= 40701 */
#include <xenforeignmemory.h>
#endif
extern xenforeignmemory_handle *xen_fmem;
#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 40900
@ -148,8 +136,6 @@ static inline xendevicemodel_handle *xendevicemodel_open(
return xen_xc;
}
#if CONFIG_XEN_CTRL_INTERFACE_VERSION >= 40500
static inline int xendevicemodel_create_ioreq_server(
xendevicemodel_handle *dmod, domid_t domid, int handle_bufioreq,
ioservid_t *id)
@ -211,8 +197,6 @@ static inline int xendevicemodel_set_ioreq_server_state(
return xc_hvm_set_ioreq_server_state(dmod, domid, id, enabled);
}
#endif /* CONFIG_XEN_CTRL_INTERFACE_VERSION >= 40500 */
static inline int xendevicemodel_set_pci_intx_level(
xendevicemodel_handle *dmod, domid_t domid, uint16_t segment,
uint8_t bus, uint8_t device, uint8_t intx, unsigned int level)
@ -340,15 +324,6 @@ static inline int xen_get_vmport_regs_pfn(xc_interface *xc, domid_t dom,
}
#endif
/* Xen before 4.6 */
#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 40600
#ifndef HVM_IOREQSRV_BUFIOREQ_ATOMIC
#define HVM_IOREQSRV_BUFIOREQ_ATOMIC 2
#endif
#endif
static inline int xen_get_default_ioreq_server_info(domid_t dom,
xen_pfn_t *ioreq_pfn,
xen_pfn_t *bufioreq_pfn,
@ -386,84 +361,6 @@ static inline int xen_get_default_ioreq_server_info(domid_t dom,
return 0;
}
/* Xen before 4.5 */
#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 40500
#ifndef HVM_PARAM_BUFIOREQ_EVTCHN
#define HVM_PARAM_BUFIOREQ_EVTCHN 26
#endif
#define IOREQ_TYPE_PCI_CONFIG 2
typedef uint16_t ioservid_t;
static inline void xen_map_memory_section(domid_t dom,
ioservid_t ioservid,
MemoryRegionSection *section)
{
}
static inline void xen_unmap_memory_section(domid_t dom,
ioservid_t ioservid,
MemoryRegionSection *section)
{
}
static inline void xen_map_io_section(domid_t dom,
ioservid_t ioservid,
MemoryRegionSection *section)
{
}
static inline void xen_unmap_io_section(domid_t dom,
ioservid_t ioservid,
MemoryRegionSection *section)
{
}
static inline void xen_map_pcidev(domid_t dom,
ioservid_t ioservid,
PCIDevice *pci_dev)
{
}
static inline void xen_unmap_pcidev(domid_t dom,
ioservid_t ioservid,
PCIDevice *pci_dev)
{
}
static inline void xen_create_ioreq_server(domid_t dom,
ioservid_t *ioservid)
{
}
static inline void xen_destroy_ioreq_server(domid_t dom,
ioservid_t ioservid)
{
}
static inline int xen_get_ioreq_server_info(domid_t dom,
ioservid_t ioservid,
xen_pfn_t *ioreq_pfn,
xen_pfn_t *bufioreq_pfn,
evtchn_port_t *bufioreq_evtchn)
{
return xen_get_default_ioreq_server_info(dom, ioreq_pfn,
bufioreq_pfn,
bufioreq_evtchn);
}
static inline int xen_set_ioreq_server_state(domid_t dom,
ioservid_t ioservid,
bool enable)
{
return 0;
}
/* Xen 4.5 */
#else
static bool use_default_ioreq_server;
static inline void xen_map_memory_section(domid_t dom,
@ -624,6 +521,4 @@ static inline int xen_set_ioreq_server_state(domid_t dom,
enable);
}
#endif
#endif /* QEMU_HW_XEN_NATIVE_H */

5
meson.build
View File

@ -1683,16 +1683,13 @@ if get_option('xen').enabled() or (get_option('xen').auto() and have_system)
endif
endif
if not xen.found()
xen_tests = [ '4.11.0', '4.10.0', '4.9.0', '4.8.0', '4.7.1', '4.6.0', '4.5.0', '4.2.0' ]
xen_tests = [ '4.11.0', '4.10.0', '4.9.0', '4.8.0', '4.7.1' ]
xen_libs = {
'4.11.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
'4.10.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
'4.9.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
'4.8.0': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
'4.7.1': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
'4.6.0': [ 'xenstore', 'xenctrl' ],
'4.5.0': [ 'xenstore', 'xenctrl' ],
'4.2.0': [ 'xenstore', 'xenctrl' ],
}
xen_deps = {}
foreach ver: xen_tests

60
scripts/xen-detect.c
View File

@ -138,66 +138,6 @@
return 0;
}
#elif CONFIG_XEN_CTRL_INTERFACE_VERSION == 40600
#include <xenctrl.h>
#include <xenstore.h>
#include <stdint.h>
#include <xen/hvm/hvm_info_table.h>
#if !defined(HVM_MAX_VCPUS)
# error HVM_MAX_VCPUS not defined
#endif
int main(void) {
xc_interface *xc;
xs_daemon_open();
xc = xc_interface_open(0, 0, 0);
xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
xc_gnttab_open(NULL, 0);
xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
xc_reserved_device_memory_map(xc, 0, 0, 0, 0, NULL, 0);
return 0;
}
#elif CONFIG_XEN_CTRL_INTERFACE_VERSION == 40500
#include <xenctrl.h>
#include <xenstore.h>
#include <stdint.h>
#include <xen/hvm/hvm_info_table.h>
#if !defined(HVM_MAX_VCPUS)
# error HVM_MAX_VCPUS not defined
#endif
int main(void) {
xc_interface *xc;
xs_daemon_open();
xc = xc_interface_open(0, 0, 0);
xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
xc_gnttab_open(NULL, 0);
xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
xc_hvm_create_ioreq_server(xc, 0, 0, NULL);
return 0;
}
#elif CONFIG_XEN_CTRL_INTERFACE_VERSION == 40200
#include <xenctrl.h>
#include <xenstore.h>
#include <stdint.h>
#include <xen/hvm/hvm_info_table.h>
#if !defined(HVM_MAX_VCPUS)
# error HVM_MAX_VCPUS not defined
#endif
int main(void) {
xc_interface *xc;
xs_daemon_open();
xc = xc_interface_open(0, 0, 0);
xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
xc_gnttab_open(NULL, 0);
xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
return 0;
}
#else
#error invalid CONFIG_XEN_CTRL_INTERFACE_VERSION
#endif

2
stubs/xen-hw-stub.c
View File

@ -15,7 +15,7 @@ int xen_pci_slot_get_pirq(PCIDevice *pci_dev, int irq_num)
return -1;
}
void xen_piix3_set_irq(void *opaque, int irq_num, int level)
void xen_intx_set_irq(void *opaque, int irq_num, int level)
{
}