diff options
| author | Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2012-04-17 16:56:51 +0000 |
|---|---|---|
| committer | Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2012-04-17 18:04:42 +0000 |
| commit | 4c9f8d1b4eb0e1a7e69df6373e9c2d40a929494d (patch) | |
| tree | c78b0b193fafc9d37c7765350a9aabea084602be /hw/xen_common.h | |
| parent | 8688e0652dc4fde816316fbd10869e3e33411968 (diff) | |
xen: add a dummy xc_hvm_inject_msi for Xen < 4.2
xc_hvm_inject_msi is only available on Xen >= 4.2: add a dummy
compatibility function for Xen < 4.2.
Also enable msi support only on Xen >= 4.2.
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Acked-by: Anthony PERARD <anthony.perard@citrix.com>
Diffstat (limited to 'hw/xen_common.h')
| -rw-r--r-- | hw/xen_common.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/hw/xen_common.h b/hw/xen_common.h index 0409ac7971..7043c14cae 100644 --- a/hw/xen_common.h +++ b/hw/xen_common.h @@ -133,6 +133,21 @@ static inline int xc_fd(xc_interface *xen_xc) } #endif +/* Xen before 4.2 */ +#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 420 +static inline int xen_xc_hvm_inject_msi(XenXC xen_xc, domid_t dom, + uint64_t addr, uint32_t data) +{ + return -ENOSYS; +} +#else +static inline int xen_xc_hvm_inject_msi(XenXC xen_xc, domid_t dom, + uint64_t addr, uint32_t data) +{ + return xc_hvm_inject_msi(xen_xc, dom, addr, data); +} +#endif + void destroy_hvm_domain(void); #endif /* QEMU_HW_XEN_COMMON_H */ |