diff options
Diffstat (limited to 'memory.h')
| -rw-r--r-- | memory.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/memory.h b/memory.h index 88ba428b7c..40ab95a98c 100644 --- a/memory.h +++ b/memory.h @@ -23,9 +23,11 @@ #include "targphys.h" #include "qemu-queue.h" #include "iorange.h" +#include "ioport.h" typedef struct MemoryRegionOps MemoryRegionOps; typedef struct MemoryRegion MemoryRegion; +typedef struct MemoryRegionPortio MemoryRegionPortio; /* Must match *_DIRTY_FLAGS in cpu-all.h. To be replaced with dynamic * registration. @@ -78,6 +80,11 @@ struct MemoryRegionOps { */ bool unaligned; } impl; + + /* If .read and .write are not present, old_portio may be used for + * backwards compatibility with old portio registration + */ + const MemoryRegionPortio *old_portio; }; typedef struct CoalescedMemoryRange CoalescedMemoryRange; @@ -105,6 +112,16 @@ struct MemoryRegion { uint8_t dirty_log_mask; }; +struct MemoryRegionPortio { + uint32_t offset; + uint32_t len; + unsigned size; + IOPortReadFunc *read; + IOPortWriteFunc *write; +}; + +#define PORTIO_END { } + /** * memory_region_init: Initialize a memory region * |