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Add ability to mark memory are read only. Add new API uc_mem_map_ex to allow permissions to be passed. Change MemoryBlock to track created MemoryRegions. Add regress/ro_mem_test.c

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This commit is contained in:
Chris Eagle
2015-08-26 13:29:54 -07:00
parent 8aedc1b5d5
commit 00944b6cde
7 changed files with 139 additions and 12 deletions
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4
qemu/include/exec/memory.h Normal file → Executable file
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@ -315,12 +315,14 @@ void memory_region_init_io(struct uc_struct *uc, MemoryRegion *mr,
* @owner: the object that tracks the region's reference count
* @name: the name of the region.
* @size: size of the region.
* @perms: permissions on the region (UC_PROT_READ, UC_PROT_WRITE, UC_PROT_EXEC).
* @errp: pointer to Error*, to store an error if it happens.
*/
void memory_region_init_ram(struct uc_struct *uc, MemoryRegion *mr,
struct Object *owner,
const char *name,
uint64_t size,
uint32_t perms,
Error **errp);
/**
@ -934,7 +936,7 @@ void address_space_unmap(AddressSpace *as, void *buffer, hwaddr len,
void memory_register_types(struct uc_struct *uc);
int memory_map(struct uc_struct *uc, ram_addr_t begin, size_t size);
MemoryRegion *memory_map(struct uc_struct *uc, ram_addr_t begin, size_t size, uint32_t perms);
int memory_free(struct uc_struct *uc);
#endif