From 4c9f8d1b4eb0e1a7e69df6373e9c2d40a929494d Mon Sep 17 00:00:00 2001 From: Stefano Stabellini Date: Tue, 17 Apr 2012 16:56:51 +0000 Subject: 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 Acked-by: Anthony PERARD --- hw/xen_common.h | 15 +++++++++++++++ 1 file changed, 15 insertions(+) (limited to 'hw/xen_common.h') diff --git a/hw/xen_common.h b/hw/xen_common.h index 0409ac7..7043c14 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 */ -- cgit v1.1