From mboxrd@z Thu Jan 1 00:00:00 1970 From: stefano.stabellini@eu.citrix.com (Stefano Stabellini) Date: Mon, 25 Jan 2016 15:08:33 +0000 Subject: [PATCH v3 09/17] xen/hvm/params: Add a new delivery type for event-channel in HVM_PARAM_CALLBACK_IRQ In-Reply-To: <1453519184-11908-10-git-send-email-zhaoshenglong@huawei.com> References: <1453519184-11908-1-git-send-email-zhaoshenglong@huawei.com> <1453519184-11908-10-git-send-email-zhaoshenglong@huawei.com> Message-ID: To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Sat, 23 Jan 2016, Shannon Zhao wrote: > From: Shannon Zhao > > Add a new delivery 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). > > Signed-off-by: Shannon Zhao Acked-by: Stefano Stabellini > include/xen/interface/hvm/params.h | 9 +++++++++ > 1 file changed, 9 insertions(+) > > diff --git a/include/xen/interface/hvm/params.h b/include/xen/interface/hvm/params.h > index 70ad208..5dd629f 100644 > --- a/include/xen/interface/hvm/params.h > +++ b/include/xen/interface/hvm/params.h > @@ -53,6 +53,15 @@ > * 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. > + */ > + > #define HVM_PARAM_STORE_PFN 1 > #define HVM_PARAM_STORE_EVTCHN 2 > > -- > 2.0.4 > >