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| author | Jon Santmyer <jon@jonsantmyer.com> | 2024-03-15 13:16:02 -0400 |
|---|---|---|
| committer | Jon Santmyer <jon@jonsantmyer.com> | 2024-03-15 13:16:02 -0400 |
| commit | dd5d9e1d48396cbc226ff14fe557a55613c91fcb (patch) | |
| tree | b0ec9f54b80f26777ac08b723b42c1c64c5a2bda /mem/memory.h | |
| parent | f46ab8ca2050ee77edf6e6b979875426bdaf29dc (diff) | |
| download | jove-kernel-dd5d9e1d48396cbc226ff14fe557a55613c91fcb.tar.gz jove-kernel-dd5d9e1d48396cbc226ff14fe557a55613c91fcb.tar.bz2 jove-kernel-dd5d9e1d48396cbc226ff14fe557a55613c91fcb.zip | |
better buddy memory allocator
Diffstat (limited to 'mem/memory.h')
| -rw-r--r-- | mem/memory.h | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/mem/memory.h b/mem/memory.h index 3956852..41323ed 100644 --- a/mem/memory.h +++ b/mem/memory.h @@ -32,12 +32,12 @@ bool mem_check_ptr(const void *ptr); * @param user flag to mark page as user accessable*/ void mem_ensure_range(uintptr_t from, uintptr_t to, bool rw, bool user); -/**Make sure the range indicated is available in memory for specified pd +/** Make sure the range indicated is available in memory for specified pd * If necessary, allocate new pages using the passed flags * @param pd pointer to page directory to edit - * @param from start of the range. - * @param to end of the range. - * @param rw flag to mark page is writeable. + * @param from start of the range + * @param to end of the range + * @param rw flag to mark page is writeable * @param user flag to mark page as user accessable*/ void mem_ensure_range_for(void *pd, uintptr_t from, uintptr_t to, bool rw, bool user); @@ -52,7 +52,9 @@ void mem_free(void *ptr); /*Physical*/ -physptr_t mem_phys_take4k(void); +physptr_t mem_phys_alloc(size_t pages); void mem_phys_reserve(physptr_t start, size_t len); +void mem_setup(void); + #endif |