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This commit is contained in:
Baptiste Wicht 2016-08-03 17:19:53 +02:00
parent 4d14d9161b
commit 1c4816103e
1 changed files with 3 additions and 0 deletions
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kernel/src/virtual_allocator.cpp
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@ -61,7 +61,10 @@ std::string sysfs_allocated(){
} //end of anonymous namespace } //end of anonymous namespace
void virtual_allocator::init(){ void virtual_allocator::init(){
// The first addressable virtual address is just after the paging structures
virtual_start = paging::virtual_paging_start + (paging::physical_memory_pages * paging::PAGE_SIZE); virtual_start = paging::virtual_paging_start + (paging::physical_memory_pages * paging::PAGE_SIZE);
// Take the next first aligned 1MiB virtual address
first_virtual_address = virtual_start % 0x100000 == 0 ? virtual_start : (virtual_start / 0x100000 + 1) * 0x100000; first_virtual_address = virtual_start % 0x100000 == 0 ? virtual_start : (virtual_start / 0x100000 + 1) * 0x100000;
last_virtual_address = virtual_allocator::kernel_virtual_size; last_virtual_address = virtual_allocator::kernel_virtual_size;
managed_space = last_virtual_address - first_virtual_address; managed_space = last_virtual_address - first_virtual_address;