Messages in this thread Patch in this message | | | From | Shannon Zhao <> | Subject | [PATCH v4 09/17] xen/hvm/params: Add a new delivery type for event-channel in HVM_PARAM_CALLBACK_IRQ | Date | Fri, 5 Feb 2016 11:05:44 +0800 |
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From: Shannon Zhao <shannon.zhao@linaro.org>
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 <shannon.zhao@linaro.org> Acked-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com> --- 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
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