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| author | kaf24@freefall.cl.cam.ac.uk <kaf24@freefall.cl.cam.ac.uk> | 2004-10-22 15:51:39 +0000 |
|---|---|---|
| committer | kaf24@freefall.cl.cam.ac.uk <kaf24@freefall.cl.cam.ac.uk> | 2004-10-22 15:51:39 +0000 |
| commit | 6f46072ed02afb1fa6c9b2d72231b27e9b776958 (patch) | |
| tree | b52e67f5d354c277458a79bec882b148251a8598 /tools/libxc/xc_evtchn.c | |
| parent | b9d51015ab983c8ce436fb170461c88ae1507756 (diff) | |
| download | xen-6f46072ed02afb1fa6c9b2d72231b27e9b776958.tar.gz xen-6f46072ed02afb1fa6c9b2d72231b27e9b776958.tar.bz2 xen-6f46072ed02afb1fa6c9b2d72231b27e9b776958.zip | |
bitkeeper revision 1.1159.130.1 (41792c8bfIrnaq8cezNM7nbYpseVFQ)
Extend Xen's evtchn interface.
Diffstat (limited to 'tools/libxc/xc_evtchn.c')
| -rw-r--r-- | tools/libxc/xc_evtchn.c | 29 |
1 files changed, 26 insertions, 3 deletions
diff --git a/tools/libxc/xc_evtchn.c b/tools/libxc/xc_evtchn.c index 52f7377467..2f78ef7936 100644 --- a/tools/libxc/xc_evtchn.c +++ b/tools/libxc/xc_evtchn.c @@ -31,6 +31,26 @@ static int do_evtchn_op(int xc_handle, evtchn_op_t *op) } +int xc_evtchn_alloc_unbound(int xc_handle, + u32 dom, + int *port) +{ + evtchn_op_t op; + int rc; + + op.cmd = EVTCHNOP_alloc_unbound; + op.u.alloc_unbound.dom = (domid_t)dom; + + if ( (rc = do_evtchn_op(xc_handle, &op)) == 0 ) + { + if ( port != NULL ) + *port = op.u.alloc_unbound.port; + } + + return rc; +} + + int xc_evtchn_bind_interdomain(int xc_handle, u32 dom1, u32 dom2, @@ -41,9 +61,12 @@ int xc_evtchn_bind_interdomain(int xc_handle, int rc; op.cmd = EVTCHNOP_bind_interdomain; - op.u.bind_interdomain.dom1 = (domid_t)dom1; - op.u.bind_interdomain.dom2 = (domid_t)dom2; - + op.u.bind_interdomain.dom1 = (domid_t)dom1; + op.u.bind_interdomain.dom2 = (domid_t)dom2; + op.u.bind_interdomain.port1 = (port1 != NULL) ? *port1 : 0; + op.u.bind_interdomain.port2 = (port2 != NULL) ? *port2 : 0; + + if ( (rc = do_evtchn_op(xc_handle, &op)) == 0 ) { if ( port1 != NULL ) |