From: Wei Wang <wei.wang2@amd.com>
To: JBeulich@suse.com, keir@xen.org
Cc: xen-devel@lists.xensource.com
Subject: [PATCH 10 of 16] amd iommu: Enable FC bit in iommu host level PTE
Date: Wed, 14 Dec 2011 16:29:31 +0100 [thread overview]
Message-ID: <001681ff1a0c09c4d04f.1323876571@gran.amd.com> (raw)
In-Reply-To: <patchbomb.1323876561@gran.amd.com>
# HG changeset patch
# User Wei Wang <wei.wang2@amd.com>
# Date 1323875775 -3600
# Node ID 001681ff1a0c09c4d04fd8bd45e8d26805686246
# Parent f33af4d61321d074a4c624d909204fce5945f61b
amd iommu: Enable FC bit in iommu host level PTE
Signed-off-by: Wei Wang <wei.wang2@amd.com>
diff -r f33af4d61321 -r 001681ff1a0c xen/drivers/passthrough/amd/iommu_map.c
--- a/xen/drivers/passthrough/amd/iommu_map.c Wed Dec 14 16:16:14 2011 +0100
+++ b/xen/drivers/passthrough/amd/iommu_map.c Wed Dec 14 16:16:15 2011 +0100
@@ -83,6 +83,11 @@ static bool_t set_iommu_pde_present(u32
set_field_in_reg_u32(ir, entry,
IOMMU_PDE_IO_READ_PERMISSION_MASK,
IOMMU_PDE_IO_READ_PERMISSION_SHIFT, &entry);
+
+ /* IOMMUv2 needs FC bit enabled */
+ if ( next_level == IOMMU_PAGING_MODE_LEVEL_0 )
+ set_field_in_reg_u32(IOMMU_CONTROL_ENABLED, entry,
+ IOMMU_PTE_FC_MASK, IOMMU_PTE_FC_SHIFT, &entry);
pde[1] = entry;
/* mark next level as 'present' */
next prev parent reply other threads:[~2011-12-14 15:29 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-14 15:29 [PATCH 00 of 16] [RFC] amd iommu: support ATS device passthru on IOMMUv2 systems Wei Wang
2011-12-14 15:29 ` [PATCH 01 of 16] amd iommu: Refactoring iommu ring buffer definition Wei Wang
2011-12-14 15:29 ` [PATCH 02 of 16] amd iommu: Introduces new helper functions to simplify iommu bitwise operations Wei Wang
2011-12-14 15:29 ` [PATCH 03 of 16] amd iommu: Add iommu emulation for hvm guest Wei Wang
2011-12-15 13:35 ` Tim Deegan
2011-12-15 14:09 ` Wei Wang2
2011-12-15 14:13 ` Jan Beulich
2011-12-15 14:30 ` Wei Wang2
2011-12-14 15:29 ` [PATCH 04 of 16] amd iommu: Enable ppr log Wei Wang
2011-12-14 15:29 ` [PATCH 05 of 16] amd iommu: Enable guest level translation Wei Wang
2011-12-14 15:29 ` [PATCH 06 of 16] amd iommu: add ppr log processing into iommu interrupt handling Wei Wang
2011-12-14 15:29 ` [PATCH 07 of 16] amd iommu: Add 2 hypercalls for libxc Wei Wang
2011-12-14 16:44 ` Jan Beulich
2011-12-14 16:57 ` Wei Wang2
2011-12-14 17:03 ` Jan Beulich
2011-12-15 10:02 ` Wei Wang2
2011-12-14 15:29 ` [PATCH 08 of 16] amd iommu: Add a hypercall for hvmloader Wei Wang
2011-12-14 15:29 ` [PATCH 09 of 16] amd iommu: add iommu mmio handler Wei Wang
2011-12-14 15:29 ` Wei Wang [this message]
2011-12-14 15:29 ` [PATCH 11 of 16] amd iommu: Add a new flag to indication iommuv2 feature enabled or not Wei Wang
2011-12-15 13:39 ` Tim Deegan
2011-12-15 14:05 ` Wei Wang2
2011-12-14 15:29 ` [PATCH 12 of 16] hvmloader: Build IVRS table Wei Wang
2011-12-15 12:29 ` Ian Campbell
2011-12-14 15:29 ` [PATCH 13 of 16] libxc: add wrappers for new hypercalls Wei Wang
2011-12-14 15:29 ` [PATCH 14 of 16] libxl: bind virtual bdf to physical bdf after device assignment Wei Wang
2011-12-15 14:26 ` Ian Campbell
2011-12-14 15:29 ` [PATCH 15 of 16] libxl: Introduce a new guest config file parameter Wei Wang
2011-12-15 16:27 ` Ian Jackson
2011-12-14 15:29 ` [PATCH 16 of 16] libxl: add iommu parameter to qemu-dm Wei Wang
2011-12-15 14:30 ` Ian Campbell
2011-12-15 14:52 ` Wei Wang2
2011-12-15 16:59 ` Ian Campbell
2011-12-15 17:10 ` Wei Wang2
2011-12-16 11:44 ` Ian Campbell
2011-12-15 10:23 ` [PATCH 00 of 16] [RFC] amd iommu: support ATS device passthru on IOMMUv2 systems Jan Beulich
2011-12-15 11:18 ` Wei Wang2
-- strict thread matches above, loose matches on Subject: below --
2011-12-23 11:29 [PATCH 00 of 16] [V2] " Wei Wang
2011-12-23 11:29 ` [PATCH 10 of 16] amd iommu: Enable FC bit in iommu host level PTE Wei Wang
2012-01-02 11:36 ` Jan Beulich
2012-01-03 10:05 ` Wei Wang2
2012-01-03 10:12 ` Jan Beulich
2012-01-03 10:37 ` Wei Wang2
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