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exec: Handle registrations of the entire address space

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Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
This commit is contained in:
Edgar E. Iglesias 2011-04-05 13:00:36 +02:00
parent 99123e139d
commit 3b8e6a2db1
1 changed files with 6 additions and 2 deletions
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8
exec.c
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@ -2611,6 +2611,7 @@ void cpu_register_physical_memory_offset(target_phys_addr_t start_addr,
ram_addr_t orig_size = size; ram_addr_t orig_size = size;
subpage_t *subpage; subpage_t *subpage;
assert(size);
cpu_notify_set_memory(start_addr, size, phys_offset); cpu_notify_set_memory(start_addr, size, phys_offset);
if (phys_offset == IO_MEM_UNASSIGNED) { if (phys_offset == IO_MEM_UNASSIGNED) {
@ -2619,7 +2620,9 @@ void cpu_register_physical_memory_offset(target_phys_addr_t start_addr,
region_offset &= TARGET_PAGE_MASK; region_offset &= TARGET_PAGE_MASK;
size = (size + TARGET_PAGE_SIZE - 1) & TARGET_PAGE_MASK; size = (size + TARGET_PAGE_SIZE - 1) & TARGET_PAGE_MASK;
end_addr = start_addr + (target_phys_addr_t)size; end_addr = start_addr + (target_phys_addr_t)size;
for(addr = start_addr; addr != end_addr; addr += TARGET_PAGE_SIZE) {
addr = start_addr;
do {
p = phys_page_find(addr >> TARGET_PAGE_BITS); p = phys_page_find(addr >> TARGET_PAGE_BITS);
if (p && p->phys_offset != IO_MEM_UNASSIGNED) { if (p && p->phys_offset != IO_MEM_UNASSIGNED) {
ram_addr_t orig_memory = p->phys_offset; ram_addr_t orig_memory = p->phys_offset;
@ -2671,7 +2674,8 @@ void cpu_register_physical_memory_offset(target_phys_addr_t start_addr,
} }
} }
region_offset += TARGET_PAGE_SIZE; region_offset += TARGET_PAGE_SIZE;
} addr += TARGET_PAGE_SIZE;
} while (addr != end_addr);
/* since each CPU stores ram addresses in its TLB cache, we must /* since each CPU stores ram addresses in its TLB cache, we must
reset the modified entries */ reset the modified entries */