On Thu, Jun 29, 2017 at 01:50:44AM -0400, Lan Tianyu wrote:
> From: Chao Gao <chao....@intel.com>
>
> This patch adds VVTD MMIO handler to deal with MMIO access.
>
> Signed-off-by: Chao Gao <chao....@intel.com>
> Signed-off-by: Lan Tianyu <tianyu....@intel.com>
> ---
> xen/drivers/passthrough/vtd/vvtd.c | 114
> +++++++++++++++++++++++++++++++++++++
> 1 file changed, 114 insertions(+)
>
> diff --git a/xen/drivers/passthrough/vtd/vvtd.c
> b/xen/drivers/passthrough/vtd/vvtd.c
> index a6735ca..0945970 100644
> --- a/xen/drivers/passthrough/vtd/vvtd.c
> +++ b/xen/drivers/passthrough/vtd/vvtd.c
> @@ -50,6 +50,38 @@ struct vvtd {
> struct page_info *regs_page;
> };
>
> +#define __DEBUG_VVTD__
> +#ifdef __DEBUG_VVTD__
> +extern unsigned int vvtd_debug_level;
> +#define VVTD_DBG_INFO 1
> +#define VVTD_DBG_TRANS (1<<1)
(1U << 1)
And similar below.
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