tty.c File Reference

#include "tty.h"
#include "hal/cpu/core.h"
#include "hal/graphic/graphic.h"
#include "init/init.h"
#include "input.h"
#include "libk/serial.h"
#include "notify.h"
#include "procc/scheduler.h"
#include "procc/workqueue.h"
#include "str.h"
#include "string.h"
#include "sys/err_no.h"
#include "type.h"
#include "vfs/dentry.h"
#include "vfs/dev.h"
#include "vfs/vfs.h"
#include "vfs/vnode.h"
#include <autoconf.h>
#include <console/console.h>

Go to the source code of this file.

Data Structures
struct	win_size

Macros
#define	TIOCGWINSZ   0x5413
#define	FONT_SIZE   14

Functions
static void	configure_tty (int tty)
static int	char_ioctl (vnode_t *vnode, uint32_t req, void *arg)
static long	char_write (vnode_t *vnode, void *buf, size_t len, size_t offset)
static void	do_scroll (struct tty_internal *priv)
static int	char_read (vnode_t *vnode, void *buf, size_t len, size_t offset)
static void	tty_input_handler (uint32_t event, void *data, void *ctx)
	INIT (TTY)
void	start_tty ()
void	change_active_tty (int tty)
int	get_active_tty ()
dentry_ptr	get_active_tty_dentry ()
void	tty_check_and_flush ()
dentry_ptr	get_tty_dentry (int tty)

Variables
static dentry_ptr	__tty_dentry [VOXIA_TTY_MAX_COUNT] = {0}
static int	__current_tty_active = 0
static vops_file_t *	__tty_ops = 0

Macro Definition Documentation

FONT_SIZE

#define FONT_SIZE   14

Definition at line 22 of file tty.c.

TIOCGWINSZ

#define TIOCGWINSZ   0x5413

Definition at line 21 of file tty.c.

Referenced by char_ioctl().

Function Documentation

change_active_tty()

void change_active_tty

(

int

tty

)

Definition at line 251 of file tty.c.

References __current_tty_active.

char_ioctl()

static int char_ioctl ( vnode_t * vnode, uint32_t req, void * arg )

static

Definition at line 104 of file tty.c.

References EBADF, ENOTTY, serial2_printf(), TIOCGWINSZ, vnode::vnode_private, vxGetHeight(), vxGetWidth(), win_size::ws_col, win_size::ws_row, win_size::ws_xpixel, and win_size::ws_ypixel.

Referenced by INIT().

char_read()

static int char_read ( vnode_t * vnode, void * buf, size_t len, size_t offset )

static

Definition at line 124 of file tty.c.

References EINVAL, ENOSYS, get_current_core_data(), head, tty_internal::head, tty_internal::input_buffer, tty_internal::input_lock, len, offset, serial2_printf(), spin_acquire(), spin_release(), tty_internal::tail, and vnode::vnode_private.

Referenced by INIT().

char_write()

static long char_write ( vnode_t * vnode, void * buf, size_t len, size_t offset )

static

Definition at line 173 of file tty.c.

References ENOENT, ENOSPC, len, memcopy(), offset, tail, tty_check_and_flush(), UNUSED, used, and vnode::vnode_private.

Referenced by INIT().

configure_tty()

static void configure_tty ( int tty )

static

Definition at line 214 of file tty.c.

References __tty_dentry, __tty_ops, create_and_attach_vnode(), create_dev(), DEV_MAJOR_TTY, itoa(), kalloc(), memset(), vnode::ops, screen_cols(), screen_rows(), str(), str_concat(), str_release(), vnode::type, VNODE_TYPE_CHR, and vxnamei().

Referenced by INIT().

do_scroll()

static void do_scroll ( struct tty_internal * priv )

static

Definition at line 43 of file tty.c.

References tty_internal::cursorx, tty_internal::cursory, FONT_SIZE, tty_internal::rows, and vxScroll().

get_active_tty()

int get_active_tty

(

)

Definition at line 253 of file tty.c.

References __current_tty_active.

get_active_tty_dentry()

dentry_ptr get_active_tty_dentry

(

)

Definition at line 255 of file tty.c.

References __current_tty_active, and __tty_dentry.

Referenced by tty_check_and_flush(), and tty_input_handler().

get_tty_dentry()

dentry_ptr get_tty_dentry

(

int

tty

)

Definition at line 339 of file tty.c.

References __tty_dentry.

Referenced by create_process().

INIT()

INIT

(

TTY

)

Definition at line 81 of file tty.c.

References __tty_ops, char_ioctl(), char_read(), char_write(), configure_tty(), kalloc(), memset(), NOTIFY_HIGHT, notify_register(), and tty_input_handler().

start_tty()

void start_tty

(

)

Definition at line 246 of file tty.c.

References clear_screen(), and console_set_pos().

Referenced by __attribute__().

tty_check_and_flush()

void tty_check_and_flush

(

)

Definition at line 259 of file tty.c.

References __current_tty_active, do_scroll(), get_active_tty_dentry(), LOG2_INFO, putc(), putc_utf8(), utf8_char_len(), dentry::vnode, vnode::vnode_private, and width.

Referenced by char_write().

tty_input_handler()

static void tty_input_handler ( uint32_t event, void * data, void * ctx )

static

Definition at line 49 of file tty.c.

References data, get_active_tty_dentry(), memcopy(), serial2_printf(), dentry::vnode, and vnode::vnode_private.

Referenced by INIT().

Variable Documentation

__current_tty_active

int __current_tty_active = 0

static

Definition at line 32 of file tty.c.

Referenced by change_active_tty(), get_active_tty(), get_active_tty_dentry(), and tty_check_and_flush().

__tty_dentry

dentry_ptr __tty_dentry[VOXIA_TTY_MAX_COUNT] = {0}

static

Definition at line 31 of file tty.c.

Referenced by configure_tty(), get_active_tty_dentry(), and get_tty_dentry().

__tty_ops

vops_file_t* __tty_ops = 0

static

Definition at line 33 of file tty.c.

Referenced by configure_tty(), and INIT().