diff options
author | Avi Kivity <avi@redhat.com> | 2012-10-02 14:59:23 +0200 |
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committer | Avi Kivity <avi@redhat.com> | 2012-10-15 11:43:06 +0200 |
commit | 9ad2bbc16788d3048d514f3450d0975e59d46119 (patch) | |
tree | ab18922d80e5599febca2b96cdc783da77a05d32 /memory.h | |
parent | 8786db7cb96f8ce5c75c6e1e074319c9dca8d356 (diff) | |
download | hqemu-9ad2bbc16788d3048d514f3450d0975e59d46119.zip hqemu-9ad2bbc16788d3048d514f3450d0975e59d46119.tar.gz |
memory: export AddressSpace
The DMA API will use an AddressSpace to differentiate among different
initiators.
Reviewed-by: Anthony Liguori <aliguori@us.ibm.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'memory.h')
-rw-r--r-- | memory.h | 21 |
1 files changed, 21 insertions, 0 deletions
@@ -157,6 +157,19 @@ struct MemoryRegionPortio { #define PORTIO_END_OF_LIST() { } +typedef struct AddressSpace AddressSpace; + +/** + * AddressSpace: describes a mapping of addresses to #MemoryRegion objects + */ +struct AddressSpace { + /* All fields are private. */ + MemoryRegion *root; + struct FlatView *current_map; + int ioeventfd_nb; + struct MemoryRegionIoeventfd *ioeventfds; +}; + typedef struct MemoryRegionSection MemoryRegionSection; /** @@ -776,6 +789,14 @@ void memory_global_dirty_log_stop(void); void mtree_info(fprintf_function mon_printf, void *f); +/** + * address_space_init: initializes an address space + * + * @as: an uninitialized #AddressSpace + * @root: a #MemoryRegion that routes addesses for the address space + */ +void address_space_init(AddressSpace *as, MemoryRegion *root); + #endif #endif |