vm_manager.c File Reference

#include "autoconf.h"
#include "init/init.h"
#include <hal/cpu/paging.h>
#include <libk/serial.h>
#include <memory/memory_utils.h>
#include <memory/phys_base_allocator.h>
#include <memory/slab.h>
#include <memory/vm_manager.h>
#include <spinlock.h>
#include <str.h>
#include <type.h>
#include <libk/tree/rbt.h>

Go to the source code of this file.

Macros
#define	RBT_TYPE   virtual_memory_t
#define	RBT_ID_NAME   start_address
#define	PERCPU   __attribute__((section(".data.percpu")))

Functions
static void	vma_tree_add_locked (struct virtual_memory_page *page, mem_vma_region region, uintptr_t start_address, uintptr_t end_address)
struct virtual_memory_page *	create_vmm_page ()
	INIT (vma)
void	vma_register (struct virtual_memory_page *page, uintptr_t phys_address, uintptr_t virt_addr, size_t size)
virtual_memory_t *	vma_find (struct virtual_memory_page *page, uintptr_t virt_addr)
void	vma_unregister (struct virtual_memory_page *page, uintptr_t virt_addr)
static void	vma_rbt_debug_node (rbt_node *node, int level)
	__attribute__ ((unused))
uintptr_t	vma_lookup_free_vaddr (struct virtual_memory_page *page, mem_vma_region region, size_t size)
	__attribute__ ((always_inline))

Variables
boolean_t	paging_has_been_set
static rbt_node *	VMA_RBT_NIL = 0
static struct virtual_memory_page *	kernel_vmm_page = 0
static struct slab_cache *	rbt_node_cache = 0
static struct slab_cache *	vma_cache = 0
static struct slab_cache *	vma_tree_zone_cache = 0
static struct slab_cache *	vma_block_cache = 0
static struct slab_cache *	vma_page = 0

Macro Definition Documentation

PERCPU

#define PERCPU   __attribute__((section(".data.percpu")))

Definition at line 17 of file vm_manager.c.

RBT_ID_NAME

#define RBT_ID_NAME   start_address

Definition at line 14 of file vm_manager.c.

RBT_TYPE

#define RBT_TYPE   virtual_memory_t

Definition at line 13 of file vm_manager.c.

Function Documentation

__attribute__() [1/2]

__attribute__

(

(always_inline)

)

Definition at line 200 of file vm_manager.c.

References kernel_vmm_page.

__attribute__() [2/2]

__attribute__

(

(unused)

)

Definition at line 152 of file vm_manager.c.

References root, and vma_rbt_debug_node().

create_vmm_page()

struct virtual_memory_page * create_vmm_page

(

)

Definition at line 73 of file vm_manager.c.

References memset(), vma_page, VMA_RBT_NIL, and vxSlabAlloc().

Referenced by execve(), and INIT().

INIT()

INIT

(

vma

)

Definition at line 80 of file vm_manager.c.

References create_vmm_page(), kernel_vmm_page, rbt_node_cache, serial_trace, vma_block_cache, vma_cache, vma_page, VMA_RBT_NIL, vma_tree_zone_cache, vxCreateSlabCache(), and vxSlabAlloc().

vma_find()

virtual_memory_t * vma_find	(	struct virtual_memory_page *	page,
		uintptr_t	virt_addr )

Definition at line 117 of file vm_manager.c.

References rbt_node::data, NULL, page, rbt_search_node(), spin_acquire(), spin_release(), and VMA_RBT_NIL.

Referenced by syscall_mprotect().

vma_lookup_free_vaddr()

uintptr_t vma_lookup_free_vaddr	(	struct virtual_memory_page *	page,
		mem_vma_region	region,
		size_t	size )

Definition at line 156 of file vm_manager.c.

References virtual_memory_tree_node::end_address, NULL, page, size, spin_acquire(), spin_release(), VMA_REGION_A, VMA_REGION_B, VMA_REGION_C, VMA_REGION_KMODULE, VMA_REGION_PROCESS, and vma_tree_add_locked().

Referenced by acpi_map_phys_page(), elf_load(), execve(), INIT(), INIT(), mcfg_parse(), mmap_resolve_virt_addr(), proccess_elf(), and vxPCIGatheringBusInfo().

vma_rbt_debug_node()

static void vma_rbt_debug_node ( rbt_node * node, int level )

static

Definition at line 138 of file vm_manager.c.

References rbt_node::data, rbt_node::left, NULL, rbt_node::right, serial_trace, vma_rbt_debug_node(), and VMA_RBT_NIL.

Referenced by __attribute__(), and vma_rbt_debug_node().

vma_register()

void vma_register	(	struct virtual_memory_page *	page,
		uintptr_t	phys_address,
		uintptr_t	virt_addr,
		size_t	size )

Definition at line 101 of file vm_manager.c.

References virtual_memory::core, virtual_memory::end_address, virtual_memory::flags, virtual_memory::length, page, phys_address, virtual_memory::phys_address, rbt_insert_node(), rbt_node_cache, size, spin_acquire(), spin_release(), virtual_memory::start_address, vma_cache, VMA_RBT_NIL, and vxSlabAlloc().

Referenced by __attribute__(), acpi_map_phys_page(), alloc_page_locked(), execve(), INIT(), INIT(), INIT(), mmap_handle_anonymous(), and vxPCIGatheringBusInfo().

vma_tree_add_locked()

static void vma_tree_add_locked ( struct virtual_memory_page * page, mem_vma_region region, uintptr_t start_address, uintptr_t end_address )

static

Definition at line 31 of file vm_manager.c.

References end_address, virtual_memory_tree_node::end_address, memset(), virtual_memory_tree_node::next, page, slab_free(), start_address, virtual_memory_tree_node::start_address, VMA_REGION_A, VMA_REGION_B, VMA_REGION_C, VMA_REGION_KMODULE, VMA_REGION_PROCESS, vma_tree_zone_cache, and vxSlabAlloc().

Referenced by vma_lookup_free_vaddr().

vma_unregister()

void vma_unregister	(	struct virtual_memory_page *	page,
		uintptr_t	virt_addr )

Definition at line 126 of file vm_manager.c.

References page, rbt_remove_node(), rbt_search_node(), spin_acquire(), spin_release(), and VMA_RBT_NIL.

Referenced by acpi_phys_page_unmap(), and execve().

Variable Documentation

kernel_vmm_page

struct virtual_memory_page* kernel_vmm_page = 0

static

Definition at line 23 of file vm_manager.c.

Referenced by __attribute__(), and INIT().

paging_has_been_set

boolean_t paging_has_been_set

extern

Definition at line 18 of file paging.c.

Referenced by INIT(), paging_create_page_directory(), paging_setup(), paging_unmap_page(), and vxMmap().

rbt_node_cache

struct slab_cache* rbt_node_cache = 0

static

Definition at line 25 of file vm_manager.c.

Referenced by __attribute__(), INIT(), INIT(), and vma_register().

vma_block_cache

struct slab_cache* vma_block_cache = 0

static

Definition at line 28 of file vm_manager.c.

Referenced by INIT().

vma_cache

struct slab_cache* vma_cache = 0

static

Definition at line 26 of file vm_manager.c.

Referenced by INIT(), and vma_register().

vma_page

struct slab_cache* vma_page = 0

static

Definition at line 29 of file vm_manager.c.

Referenced by create_vmm_page(), and INIT().

VMA_RBT_NIL

rbt_node* VMA_RBT_NIL = 0

static

Definition at line 21 of file vm_manager.c.

Referenced by create_vmm_page(), INIT(), vma_find(), vma_rbt_debug_node(), vma_register(), and vma_unregister().

vma_tree_zone_cache

struct slab_cache* vma_tree_zone_cache = 0

static

Definition at line 27 of file vm_manager.c.

Referenced by INIT(), and vma_tree_add_locked().