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[RFC,v2,11/12] Make flatview_do_translate() take a MemTxAttrs argument

Message ID 20180501085939.6201-12-peter.maydell@linaro.org
State Superseded
Headers show
Series iommu: add MemTxAttrs argument to IOMMU translate function | expand

Commit Message

Peter Maydell May 1, 2018, 8:59 a.m. UTC 
As part of plumbing MemTxAttrs down to the IOMMU translate method,
add MemTxAttrs as an argument to flatview_do_translate().

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

---
 exec.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

-- 
2.17.0
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Patch

diff --git a/exec.c b/exec.c
index c29bf47ce2..9c6d9aae28 100644
--- a/exec.c
+++ b/exec.c
@@ -476,6 +476,7 @@  address_space_translate_internal(AddressSpaceDispatch *d, hwaddr addr, hwaddr *x
  *            would tell. It can be @NULL if we don't care about it.
  * @is_write: whether the translation operation is for write
  * @is_mmio: whether this can be MMIO, set true if it can
+ * @attrs: memory transaction attributes
  *
  * This function is called from RCU critical section
  */
@@ -486,7 +487,8 @@  static MemoryRegionSection flatview_do_translate(FlatView *fv,
                                                  hwaddr *page_mask_out,
                                                  bool is_write,
                                                  bool is_mmio,
-                                                 AddressSpace **target_as)
+                                                 AddressSpace **target_as,
+                                                 MemTxAttrs attrs)
 {
     IOMMUTLBEntry iotlb;
     MemoryRegionSection *section;
@@ -557,7 +559,8 @@  IOMMUTLBEntry address_space_get_iotlb_entry(AddressSpace *as, hwaddr addr,
      * but page mask.
      */
     section = flatview_do_translate(address_space_to_flatview(as), addr, &xlat,
-                                    NULL, &page_mask, is_write, false, &as);
+                                    NULL, &page_mask, is_write, false, &as,
+                                    attrs);
 
     /* Illegal translation */
     if (section.mr == &io_mem_unassigned) {
@@ -592,7 +595,7 @@  MemoryRegion *flatview_translate(FlatView *fv, hwaddr addr, hwaddr *xlat,
 
     /* This can be MMIO, so setup MMIO bit. */
     section = flatview_do_translate(fv, addr, xlat, plen, NULL,
-                                    is_write, true, &as);
+                                    is_write, true, &as, attrs);
     mr = section.mr;
 
     if (xen_enabled() && memory_access_is_direct(mr, is_write)) {