| kern_cons.c (53334) | kern_cons.c (55823) |
|---|---|
| 1/* 2 * Copyright (c) 1988 University of Utah. 3 * Copyright (c) 1991 The Regents of the University of California. 4 * All rights reserved. 5 * 6 * This code is derived from software contributed to Berkeley by 7 * the Systems Programming Group of the University of Utah Computer 8 * Science Department. --- 22 unchanged lines hidden (view full) --- 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 * SUCH DAMAGE. 37 * 38 * from: @(#)cons.c 7.2 (Berkeley) 5/9/91 | 1/* 2 * Copyright (c) 1988 University of Utah. 3 * Copyright (c) 1991 The Regents of the University of California. 4 * All rights reserved. 5 * 6 * This code is derived from software contributed to Berkeley by 7 * the Systems Programming Group of the University of Utah Computer 8 * Science Department. --- 22 unchanged lines hidden (view full) --- 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 * SUCH DAMAGE. 37 * 38 * from: @(#)cons.c 7.2 (Berkeley) 5/9/91 |
| 39 * $FreeBSD: head/sys/kern/tty_cons.c 53334 1999-11-18 06:37:00Z peter $ | 39 * $FreeBSD: head/sys/kern/tty_cons.c 55823 2000-01-11 14:54:01Z yokota $ |
| 40 */ 41 42#include <sys/param.h> 43#include <sys/systm.h> 44#include <sys/conf.h> 45#include <sys/kernel.h> 46#include <sys/reboot.h> 47#include <sys/sysctl.h> --- 44 unchanged lines hidden (view full) --- 92static u_char cn_is_open; /* nonzero if logical console is open */ 93static int openmode, openflag; /* how /dev/console was openned */ 94static u_char cn_phys_is_open; /* nonzero if physical device is open */ 95static d_close_t *cn_phys_close; /* physical device close function */ 96static d_open_t *cn_phys_open; /* physical device open function */ 97struct consdev *cn_tab; /* physical console device info */ 98static dev_t condev_t; /* represents the device private info */ 99 | 40 */ 41 42#include <sys/param.h> 43#include <sys/systm.h> 44#include <sys/conf.h> 45#include <sys/kernel.h> 46#include <sys/reboot.h> 47#include <sys/sysctl.h> --- 44 unchanged lines hidden (view full) --- 92static u_char cn_is_open; /* nonzero if logical console is open */ 93static int openmode, openflag; /* how /dev/console was openned */ 94static u_char cn_phys_is_open; /* nonzero if physical device is open */ 95static d_close_t *cn_phys_close; /* physical device close function */ 96static d_open_t *cn_phys_open; /* physical device open function */ 97struct consdev *cn_tab; /* physical console device info */ 98static dev_t condev_t; /* represents the device private info */ 99 |
| 100CONS_DRIVER(cons, NULL, NULL, NULL, NULL, NULL, NULL); | 100CONS_DRIVER(cons, NULL, NULL, NULL, NULL, NULL, NULL, NULL); |
| 101 102void 103cninit() 104{ 105 struct consdev **list, *best_cp, *cp; 106 107 /* 108 * Find the first console with the highest priority. --- 309 unchanged lines hidden (view full) --- 418 return; 419 if (c) { 420 if (c == '\n') 421 (*cn_tab->cn_putc)(cn_tab->cn_dev, '\r'); 422 (*cn_tab->cn_putc)(cn_tab->cn_dev, c); 423 } 424} 425 | 101 102void 103cninit() 104{ 105 struct consdev **list, *best_cp, *cp; 106 107 /* 108 * Find the first console with the highest priority. --- 309 unchanged lines hidden (view full) --- 418 return; 419 if (c) { 420 if (c == '\n') 421 (*cn_tab->cn_putc)(cn_tab->cn_dev, '\r'); 422 (*cn_tab->cn_putc)(cn_tab->cn_dev, c); 423 } 424} 425 |
| 426void 427cndbctl(on) 428 int on; 429{ 430 static int refcount; 431 432 if (cn_tab == NULL) 433 return; 434 if (!on) 435 refcount--; 436 if (refcount == 0 && cn_tab->cn_dbctl != NULL) 437 (*cn_tab->cn_dbctl)(cn_tab->cn_dev, on); 438 if (on) 439 refcount++; 440} 441 |
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| 426static void 427cn_drvinit(void *unused) 428{ 429 430 condev_t = make_dev (&cn_cdevsw, 0, 431 UID_ROOT, GID_WHEEL, 0600, "console"); 432} 433 434SYSINIT(cndev,SI_SUB_DRIVERS,SI_ORDER_MIDDLE+CDEV_MAJOR,cn_drvinit,NULL) 435 436 | 442static void 443cn_drvinit(void *unused) 444{ 445 446 condev_t = make_dev (&cn_cdevsw, 0, 447 UID_ROOT, GID_WHEEL, 0600, "console"); 448} 449 450SYSINIT(cndev,SI_SUB_DRIVERS,SI_ORDER_MIDDLE+CDEV_MAJOR,cn_drvinit,NULL) 451 452 |