phys_base_allocator.h File Reference

#include <libk/stivale2.h>
#include <type.h>

Go to the source code of this file.

Data Structures
struct	memory_region

Macros
#define	BLOCK_SIZE   (uint64_t) 0x1000

Enumerations
enum	MEMORY_ENTRY_TYPE { RESERVED , USABLE }

Functions
void	phys_base_allocator_install (struct stivale2_struct_tag_memmap *stivale_memmap)
void *	phys_base_alloc (uint64_t size)
void *	phys_base_alloc_aligned (uint64_t block, uint64_t align)
void	vxPhysBaseFree (void *page, uint64_t length)
void	pmm_log_usage ()
uint64_t	pys_base_get_free_block_count ()
void *	phys_base_alloc_on_top (uint64_t block)

Variables
uint64_t	bitmap_size_

Macro Definition Documentation

BLOCK_SIZE

#define BLOCK_SIZE   (uint64_t) 0x1000

Definition at line 7 of file phys_base_allocator.h.

Referenced by __attribute__(), acpi_map_phys_page(), alloc_page_locked(), elf_count_load_size(), elf_load(), elf_roffset_to_kernel_ptr(), execve(), get_default_slab_addr(), INIT(), INIT(), INIT(), INIT(), mmap_handle_anonymous(), phys_base_alloc(), pmm_log_usage(), proccess_elf(), pys_base_get_free_block_count(), vaddr_alloc_locked(), vxCreateSlabCache(), vxPhysBaseFree(), and vxSlabAlloc().

Enumeration Type Documentation

MEMORY_ENTRY_TYPE

enum MEMORY_ENTRY_TYPE

Enumerator
RESERVED
USABLE

Definition at line 9 of file phys_base_allocator.h.

Function Documentation

phys_base_alloc()

void * phys_base_alloc

(

uint64_t

size

)

Definition at line 187 of file phys_base_allocator.c.

References bitmap_base_, BLOCK_SIZE, higher_base_length_, memcopy(), NULL, pmm_lock, spin_acquire(), spin_release(), and used.

Referenced by __attribute__(), alloc_page_locked(), elf_load(), elf_mmap_got(), execve(), INIT(), mmap_handle_anonymous(), paging_create_page_directory(), syscall_brk(), vxCreateSlabCache(), vxMmap(), and vxSlabAlloc().

phys_base_alloc_aligned()

void * phys_base_alloc_aligned	(	uint64_t	block,
		uint64_t	align )

References bitmap_size_, length, and page.

phys_base_alloc_on_top()

void * phys_base_alloc_on_top

(

uint64_t

block

)

Definition at line 243 of file phys_base_allocator.c.

References NULL.

phys_base_allocator_install()

void phys_base_allocator_install

(

struct stivale2_struct_tag_memmap *

stivale_memmap

)

References size.

pmm_log_usage()

void pmm_log_usage

(

)

Definition at line 272 of file phys_base_allocator.c.

References BLOCK_SIZE, DEBUG_LEVEL_INFO, KDEBUG, pys_base_get_free_block_count(), and usable_total.

Referenced by __attribute__().

pys_base_get_free_block_count()

uint64_t pys_base_get_free_block_count

(

)

Definition at line 250 of file phys_base_allocator.c.

References bitmap_base_, BLOCK_SIZE, count, and higher_base_length_.

Referenced by pmm_log_usage().

vxPhysBaseFree()

void vxPhysBaseFree	(	void *	page,
		uint64_t	length )

Definition at line 263 of file phys_base_allocator.c.

References bitmap_base_, BLOCK_SIZE, pmm_lock, ptr, size, spin_acquire(), and spin_release().

Referenced by slab_cache_destroy().

Variable Documentation

bitmap_size_

uint64_t bitmap_size_

extern

Referenced by phys_base_alloc_aligned().