Make address_space_map() take a MemTxAttrs argument
As part of plumbing MemTxAttrs down to the IOMMU translate method,
add MemTxAttrs as an argument to address_space_map().
Its callers either have an attrs value to hand, or don't care
and can use MEMTXATTRS_UNSPECIFIED.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20180521140402.23318-5-peter.maydell@linaro.org
diff --git a/include/exec/memory.h b/include/exec/memory.h
index b95ceb2..d594639 100644
--- a/include/exec/memory.h
+++ b/include/exec/memory.h
@@ -1952,9 +1952,10 @@
* @addr: address within that address space
* @plen: pointer to length of buffer; updated on return
* @is_write: indicates the transfer direction
+ * @attrs: memory attributes
*/
void *address_space_map(AddressSpace *as, hwaddr addr,
- hwaddr *plen, bool is_write);
+ hwaddr *plen, bool is_write, MemTxAttrs attrs);
/* address_space_unmap: Unmaps a memory region previously mapped by address_space_map()
*
diff --git a/include/sysemu/dma.h b/include/sysemu/dma.h
index c228c66..0d73902 100644
--- a/include/sysemu/dma.h
+++ b/include/sysemu/dma.h
@@ -132,7 +132,8 @@
hwaddr xlen = *len;
void *p;
- p = address_space_map(as, addr, &xlen, dir == DMA_DIRECTION_FROM_DEVICE);
+ p = address_space_map(as, addr, &xlen, dir == DMA_DIRECTION_FROM_DEVICE,
+ MEMTXATTRS_UNSPECIFIED);
*len = xlen;
return p;
}
