From: Shannon Zhao <shannon.z...@linaro.org> Add a new dilivery type: val[63:56] == 3: val[15:8] is flag: val[7:0] is a PPI. To the flag, bit 0 stands the interrupt mode is edge(1) or level(0) and bit 1 stands the interrupt polarity is active low(1) or high(0).
Cc: Jan Beulich <jbeul...@suse.com> Signed-off-by: Shannon Zhao <shannon.z...@linaro.org> --- v4: rebase on master --- xen/include/public/hvm/params.h | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/xen/include/public/hvm/params.h b/xen/include/public/hvm/params.h index 81f9451..382a79d 100644 --- a/xen/include/public/hvm/params.h +++ b/xen/include/public/hvm/params.h @@ -55,6 +55,15 @@ * if this delivery method is available. */ +#define HVM_PARAM_CALLBACK_TYPE_EVENT 3 +/* + * val[15:8] is flag of event-channel interrupt: + * bit 0: interrupt is edge(1) or level(0) triggered + * bit 1: interrupt is active low(1) or high(0) + * val[7:0] is PPI number used by event-channel. + * This is only used by ARM/ARM64. + */ + /* * These are not used by Xen. They are here for convenience of HVM-guest * xenbus implementations. -- 2.0.4 _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel
