main.c File Reference

'main' of the con server More...

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Functions
static void	do_switch (int i_new, int i_old)
static void	fast_memcpy (l4_uint8_t *dst, l4_uint8_t *src, l4_size_t size)
static void	fast_memcpy_mmx2_32 (l4_uint8_t *dst, l4_uint8_t *src, l4_size_t size)
static int	get_free_vc (void)
	Find first available (non-opened) vc in list.
static int	redraw_vc (void)
	send con_event redraw.
static int	background_vc (void)
	send con_event background.
void	request_vc (int nr)
	Announce that we want to switch to another console.
void	request_vc_delta (int delta)
	Announce that we want to switch to another console.
static void	switch_vc (void)
	Switch to other console (want_vc != fg_vc).
long	con_if_openqry_component (CORBA_Object _dice_corba_obj, unsigned long sbuf1_size, unsigned long sbuf2_size, unsigned long sbuf3_size, unsigned char priority, l4_threadid_t *vcid, short vfbmode, CORBA_Server_Environment *_dice_corba_env)
	Query for new (not opened) virtual console.
long	con_if_screenshot_component (CORBA_Object _dice_corba_obj, short vc_nr, l4dm_dataspace_t *ds, l4_uint32_t *xres, l4_uint32_t *yres, l4_uint32_t *bpp, CORBA_Server_Environment *_dice_corba_env)
long	con_if_close_all_component (CORBA_Object _dice_corba_obj, const l4_threadid_t *client, CORBA_Server_Environment *_dice_corba_env)
	Close all virtual consoles of a client.
static void	test_periodic (void)
void	switch_vc_on_timer (l4_msgdope_t result, CORBA_Server_Environment *env)
static void	server_loop (void)
static void	check_fast_memcpy (void)
static void	check_cpuload (void)
int	console_puts (const char *s)
static void	my_LOG_outstring (const char *s)
	asm (".globl jiffies")
int	main (int argc, const char *argv[])
	Main function.
Variables
char	LOG_tag [9] = "con"
l4_ssize_t	l4libc_heapsize = CONFIG_MALLOC_MAX_SIZE
int	noaccel
int	nolog
int	pan
int	use_fastmemcpy = 1
int	cpu_load
int	cpu_load_history
int	vbemode
struct l4con_vc *	vc [MAX_NR_L4CONS]
int	fg_vc = -1
int	want_vc = 0
int	update_id
l4lock_t	want_vc_lock = L4LOCK_UNLOCKED
l4_threadid_t	ev_partner_l4id = L4_NIL_ID
l4_threadid_t	vc_partner_l4id = L4_NIL_ID
l4_uint8_t	vc_mode = CON_CLOSED

---

Detailed Description

'main' of the con server

Date:

2001

Author:

Christian Helmuth <ch12@os.inf.tu-dresden.de> Frank Mehnert <fm3@os.inf.tu-dresden.de>

Definition in file main.c.

---

Function Documentation

static int background_vc

(

void

)

[static]

send con_event background.

Definition at line 203 of file main.c.

long con_if_close_all_component	(	CORBA_Object	_dice_corba_obj,
		const l4_threadid_t *	client,
		CORBA_Server_Environment *	_dice_corba_env
	)

Close all virtual consoles of a client.

in: request ... Flick request structure client ... id of client to close all vcs off out: _ev ... Flick exception (unused) ret: 0 ... success -??? ... if some error occured on closing a vc

Definition at line 664 of file main.c.

long con_if_openqry_component	(	CORBA_Object	_dice_corba_obj,
		unsigned long	sbuf1_size,
		unsigned long	sbuf2_size,
		unsigned long	sbuf3_size,
		unsigned char	priority,
		l4_threadid_t *	vcid,
		short	vfbmode,
		CORBA_Server_Environment *	_dice_corba_env
	)

Query for new (not opened) virtual console.

in: request ... Flick request structure sbuf_size ... max IPC string buffer out: vcid ... threadid of vc_thread _ev ... Flick exception (unused) ret: 0 ... success -??? ... if no VC unused

Definition at line 480 of file main.c.

static int get_free_vc

(

void

)

[static]

Find first available (non-opened) vc in list.

Definition at line 146 of file main.c.

static int redraw_vc

(

void

)

[static]

send con_event redraw.

Precondition:

have want_vc_lock

Definition at line 163 of file main.c.

void request_vc

(

int

nr

)

Announce that we want to switch to another console.

This function should not block for a longer time.

Definition at line 236 of file main.c.

void request_vc_delta

(

int

delta

)

Announce that we want to switch to another console.

This function should not block for a longer time.

Definition at line 246 of file main.c.

static void switch_vc

(

void

)

[static]

Switch to other console (want_vc != fg_vc).

Precondition:

have want_vc_lock

Definition at line 271 of file main.c.