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support for opaque data on memory I/Os

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@877 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2004-06-03 14:08:36 +00:00
parent 8a8696a3c4
commit 7727994d21
1 changed files with 4 additions and 3 deletions
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7
cpu-all.h
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@ -681,15 +681,16 @@ extern uint8_t *phys_ram_dirty;
#define IO_MEM_CODE (3 << IO_MEM_SHIFT) /* used internally, never use directly */
#define IO_MEM_NOTDIRTY (4 << IO_MEM_SHIFT) /* used internally, never use directly */
typedef void CPUWriteMemoryFunc(target_phys_addr_t addr, uint32_t value);
typedef uint32_t CPUReadMemoryFunc(target_phys_addr_t addr);
typedef void CPUWriteMemoryFunc(void *opaque, target_phys_addr_t addr, uint32_t value);
typedef uint32_t CPUReadMemoryFunc(void *opaque, target_phys_addr_t addr);
void cpu_register_physical_memory(target_phys_addr_t start_addr,
unsigned long size,
unsigned long phys_offset);
int cpu_register_io_memory(int io_index,
CPUReadMemoryFunc **mem_read,
CPUWriteMemoryFunc **mem_write);
CPUWriteMemoryFunc **mem_write,
void *opaque);
void cpu_physical_memory_rw(target_phys_addr_t addr, uint8_t *buf,
int len, int is_write);