SysIO
[Framebuffer Service]

HelenOS framebuffer emulation via kernel. More...

Files
file	sysio.c
file	sysio.h
Defines
#define	WIDTH   80
#define	HEIGHT   25
Functions
static void	sysput (char c)
static void	sysputs (char *s)
static void	clrscr (void)
static void	curs_goto (unsigned int row, unsigned int col)
static void	set_style (int mode)
static void	scroll (int i)
static void	sysio_client_connection (ipc_callid_t iid, ipc_call_t *icall)
void	sysio_init (void)
Variables
static int	client_connected = 0

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Detailed Description

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Define Documentation

#define WIDTH   80

Definition at line 48 of file sysio.c. Referenced by sysio_client_connection().

#define HEIGHT   25

Definition at line 49 of file sysio.c. Referenced by scroll(), and sysio_client_connection().

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Function Documentation

static void sysput (  char  c  )  [static]

Definition at line 54 of file sysio.c. References __SYSCALL3. Referenced by sysio_client_connection(), and sysputs().

static void sysputs (  char *  s  )  [static]

Definition at line 59 of file sysio.c. References sysput(). Referenced by clrscr(), curs_goto(), scroll(), set_style(), and sysio_init(). Here is the call graph for this function:

static void clrscr (  void   )  [static]

Send clearscreen sequence to console Definition at line 68 of file sysio.c. References sysputs(). Here is the call graph for this function:

static void curs_goto (  unsigned int  row, unsigned int  col )  [static]

Send ansi sequence to console to change cursor position Definition at line 74 of file sysio.c. References snprintf(), and sysputs(). Here is the call graph for this function:

static void set_style (  int  mode  )  [static]

Definition at line 85 of file sysio.c. References snprintf(), and sysputs(). Here is the call graph for this function:

static void scroll (  int  i  )  [static]

Definition at line 93 of file sysio.c. References curs_goto(), HEIGHT, and sysputs(). Referenced by sysio_client_connection(). Here is the call graph for this function:

static void sysio_client_connection (  ipc_callid_t  iid, ipc_call_t *  icall )  [static]

ANSI terminal emulation main thread Definition at line 107 of file sysio.c. References async_get_call(), client_connected, clrscr(), curs_goto(), HEIGHT, ipc_answer_fast(), scroll(), set_style(), sysput(), and WIDTH. Referenced by sysio_init(). Here is the call graph for this function:

void sysio_init (  void   )

ANSI terminal emulation initialization Definition at line 187 of file sysio.c. References async_set_client_connection(), clrscr(), curs_goto(), sysio_client_connection(), and sysputs(). Referenced by main(). Here is the call graph for this function:

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Variable Documentation

int client_connected = 0 [static]

Definition at line 52 of file sysio.c. Referenced by sysio_client_connection().

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