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| author | Raghuram Subramani <raghus2247@gmail.com> | 2025-01-27 09:48:45 -0500 |
|---|---|---|
| committer | Raghuram Subramani <raghus2247@gmail.com> | 2025-01-27 09:48:45 -0500 |
| commit | a672e4b99cf43aa800ce9f9f5b8e9c374d2eb98d (patch) | |
| tree | 7ab1cf44aa4788fb20608d6c0ed141b1b8947589 /kernel/include/mm/virtual_mm.h | |
| parent | 943bbfd37779633bc89ff15de386b497a3e9c1ed (diff) | |
virtual_mm: (hopefully) working implementation of find_free_virtual_addresses
Diffstat (limited to 'kernel/include/mm/virtual_mm.h')
| -rw-r--r-- | kernel/include/mm/virtual_mm.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/kernel/include/mm/virtual_mm.h b/kernel/include/mm/virtual_mm.h index c0eb237..bb63f97 100644 --- a/kernel/include/mm/virtual_mm.h +++ b/kernel/include/mm/virtual_mm.h @@ -64,6 +64,9 @@ #define ADD_ATTRIB(entry, attribute) (*entry |= (attribute)) +#define VIRTUAL_ADDRESS(pd_index, pt_index) \ + (((pd_index) << 22) | ((pt_index) << 12)) + /* * Loads a given page directory into CR0 */ @@ -84,6 +87,9 @@ void virtual_mm_initialize(void); */ void virtual_mm_map_page(void *physical_address, void *virtual_address); -void virtual_mm_find_free_virtual_addresses(uint32_t n); +/* + * Find a virtual address with n consecutive free addresses. AWIUFHAILWFHIALW + */ +uint32_t virtual_mm_find_free_virtual_addresses(uint32_t n); #endif |