process.c File Reference

#include "process.h"
#include "../cpu/idt.h"
#include "../drivers/keyboard.h"
#include "../drivers/terminal.h"
#include "../fs/vfs.h"
#include "../kernel/log.h"
#include "../kklibc/kklibc.h"
#include "../mm/memory.h"

Classes
struct	elf_segment_t
struct	syscall_regs_t

Macros
#define	STACK_BOTTOM   (USER_TOP - 9 * PAGE_SIZE)
#define	STACK_START   (STACK_BOTTOM + PAGE_SIZE)
#define	USER_HEAP_BASE   0x60000000u
#define	USER_HEAP_LIMIT   0x61000000u

Functions
static u8 kernel_stack[16384]	__attribute__ ((aligned(16)))
static u32 gdt[12]	__attribute__ ((aligned(8)))
int	user_enter (u32 entry, u32 stack)
void	user_leave (int status) __attribute__((noreturn))
void	syscall_entry (void)
void	process_init (void)
int	process_active (void)
void	process_exit (int status)
struct	__attribute__ ((packed))
static int	user_copy (u32 address, const void *source, u32 length)
int	process_run (const char *path, int argc, char **argv)
static int	user_range (u32 address, u32 length, int write)
static int	user_path (u32 address, char path[VFS_PATH_MAX])
void	syscall_dispatch (syscall_regs_t *r)

Variables
static u32	tss [26]
static u32	space
static u32	user_heap_end
	elf_header_t

Macro Definition Documentation

STACK_BOTTOM

#define STACK_BOTTOM   (USER_TOP - 9 * PAGE_SIZE)

STACK_START

#define STACK_START   (STACK_BOTTOM + PAGE_SIZE)

USER_HEAP_BASE

#define USER_HEAP_BASE   0x60000000u

USER_HEAP_LIMIT

#define USER_HEAP_LIMIT   0x61000000u

Function Documentation

__attribute__() [1/3]

static u8 kernel_stack[16384] __attribute__ ( (aligned(16))  )

static

__attribute__() [2/3]

static u32 gdt[12] __attribute__ ( (aligned(8))  )

static

__attribute__() [3/3]

struct __attribute__

(

(packed)

)

process_active()

int process_active

(

void

)

process_exit()

void process_exit

(

int

status

)

process_init()

void process_init

(

void

)

process_run()

int process_run	(	const char *	path,
		int	argc,
		char **	argv
	)

syscall_dispatch()

void syscall_dispatch

(

syscall_regs_t *

r

)

syscall_entry()

void syscall_entry ( void  )

extern

user_copy()

static int user_copy ( u32  address, const void *  source, u32  length  )

static

user_enter()

int user_enter ( u32  entry, u32  stack  )

extern

user_leave()

void user_leave ( int  status )

extern

user_path()

static int user_path ( u32  address, char  path[VFS_PATH_MAX]  )

static

user_range()

static int user_range ( u32  address, u32  length, int  write  )

static

Variable Documentation

elf_header_t

elf_header_t

space

u32 space

static

tss

u32 tss[26]

static

user_heap_end

u32 user_heap_end

static