lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Thu, 31 Mar 2016 19:23:36 +0800 From: Shannon Zhao <zhaoshenglong@...wei.com> To: <linux-arm-kernel@...ts.infradead.org>, <stefano.stabellini@...rix.com>, <david.vrabel@...rix.com> CC: <catalin.marinas@....com>, <will.deacon@....com>, <sstabellini@...nel.org>, <julien.grall@....com>, <xen-devel@...ts.xen.org>, <devicetree@...r.kernel.org>, <linux-efi@...r.kernel.org>, <linux-kernel@...r.kernel.org>, <shannon.zhao@...aro.org>, <peter.huangpeng@...wei.com> Subject: [PATCH v9 08/17] Xen: public/hvm: sync changes of HVM_PARAM_CALLBACK_VIA ABI from Xen From: Shannon Zhao <shannon.zhao@...aro.org> Sync the changes of HVM_PARAM_CALLBACK_VIA ABI introduced by Xen commit <ca5c54b6ff05> (public/hvm: export the HVM_PARAM_CALLBACK_VIA ABI in the API). Signed-off-by: Shannon Zhao <shannon.zhao@...aro.org> Acked-by: Stefano Stabellini <stefano.stabellini@...citrix.com> --- include/xen/interface/hvm/params.h | 27 +++++++++++++++++++++------ 1 file changed, 21 insertions(+), 6 deletions(-) diff --git a/include/xen/interface/hvm/params.h b/include/xen/interface/hvm/params.h index a6c7991..70ad208 100644 --- a/include/xen/interface/hvm/params.h +++ b/include/xen/interface/hvm/params.h @@ -27,16 +27,31 @@ * Parameter space for HVMOP_{set,get}_param. */ +#define HVM_PARAM_CALLBACK_IRQ 0 /* * How should CPU0 event-channel notifications be delivered? - * val[63:56] == 0: val[55:0] is a delivery GSI (Global System Interrupt). - * val[63:56] == 1: val[55:0] is a delivery PCI INTx line, as follows: - * Domain = val[47:32], Bus = val[31:16], - * DevFn = val[15: 8], IntX = val[ 1: 0] - * val[63:56] == 2: val[7:0] is a vector number. + * * If val == 0 then CPU0 event-channel notifications are not delivered. + * If val != 0, val[63:56] encodes the type, as follows: + */ + +#define HVM_PARAM_CALLBACK_TYPE_GSI 0 +/* + * val[55:0] is a delivery GSI. GSI 0 cannot be used, as it aliases val == 0, + * and disables all notifications. + */ + +#define HVM_PARAM_CALLBACK_TYPE_PCI_INTX 1 +/* + * val[55:0] is a delivery PCI INTx line: + * Domain = val[47:32], Bus = val[31:16] DevFn = val[15:8], IntX = val[1:0] + */ + +#define HVM_PARAM_CALLBACK_TYPE_VECTOR 2 +/* + * val[7:0] is a vector number. Check for XENFEAT_hvm_callback_vector to know + * if this delivery method is available. */ -#define HVM_PARAM_CALLBACK_IRQ 0 #define HVM_PARAM_STORE_PFN 1 #define HVM_PARAM_STORE_EVTCHN 2 -- 2.0.4
Powered by blists - more mailing lists