@@ -1953,9 +1953,10 @@ bool address_space_access_valid(AddressSpace *as, hwaddr addr, int len, bool is_
* @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()
*
@@ -132,7 +132,8 @@ static inline void *dma_memory_map(AddressSpace *as,
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;
}
@@ -3494,7 +3494,8 @@ flatview_extend_translation(FlatView *fv, hwaddr addr,
void *address_space_map(AddressSpace *as,
hwaddr addr,
hwaddr *plen,
- bool is_write)
+ bool is_write,
+ MemTxAttrs attrs)
{
hwaddr len = *plen;
hwaddr l, xlat;
@@ -3581,7 +3582,8 @@ void *cpu_physical_memory_map(hwaddr addr,
hwaddr *plen,
int is_write)
{
- return address_space_map(&address_space_memory, addr, plen, is_write);
+ return address_space_map(&address_space_memory, addr, plen, is_write,
+ MEMTXATTRS_UNSPECIFIED);
}
void cpu_physical_memory_unmap(void *buffer, hwaddr len,
@@ -431,7 +431,8 @@ const ppc_hash_pte64_t *ppc_hash64_map_hptes(PowerPCCPU *cpu,
return NULL;
}
- hptes = address_space_map(CPU(cpu)->as, base + pte_offset, &plen, false);
+ hptes = address_space_map(CPU(cpu)->as, base + pte_offset, &plen, false,
+ MEMTXATTRS_UNSPECIFIED);
if (plen < (n * HASH_PTE_SIZE_64)) {
hw_error("%s: Unable to map all requested HPTEs\n", __func__);
}
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> --- include/exec/memory.h | 3 ++- include/sysemu/dma.h | 3 ++- exec.c | 6 ++++-- target/ppc/mmu-hash64.c | 3 ++- 4 files changed, 10 insertions(+), 5 deletions(-) -- 2.17.0