aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China * CDDL HEADER START
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aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China#include <sys/types.h>
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China#include <sys/param.h>
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China#include <sys/termios.h>
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China#include <sys/stream.h>
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China#include <sys/stropts.h>
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China#include <sys/kmem.h>
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China#include <sys/stat.h>
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China#include <sys/sunddi.h>
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China#include <sys/ddi.h>
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China#include <sys/bitmap.h>
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China#include <sys/sysmacros.h>
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China#include <sys/ddi_impldefs.h>
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China#include <sys/zone.h>
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China#include <sys/thread.h>
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China#include <sys/strlog.h>
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China#include <sys/consdev.h>
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China#include <sys/console.h>
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China#include <sys/wscons.h>
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China#include <sys/vt_impl.h>
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China#include <sys/note.h>
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China#include <sys/avl.h>
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China/* set if console driver is attached */
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing Chinadev_info_t *wc_dip = NULL;
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China/* active virtual console minor number */
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing Chinaminor_t vc_active_console = VT_MINOR_INVALID;
ceeba6f9f0adf370c2a0f5c81a0d6ef1ba146cb4rui zang - Sun Microsystems - Beijing China * console_user symbol link minor number.
ceeba6f9f0adf370c2a0f5c81a0d6ef1ba146cb4rui zang - Sun Microsystems - Beijing China * VT_MINOR_INVALID : /dev/console
ceeba6f9f0adf370c2a0f5c81a0d6ef1ba146cb4rui zang - Sun Microsystems - Beijing Chinaminor_t vc_cons_user = VT_MINOR_INVALID;
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China/* vc_state_t AVL tree */
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing Chinaavl_tree_t vc_avl_root;
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China/* virtual console global lock */
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing Chinakmutex_t vc_lock;
ceeba6f9f0adf370c2a0f5c81a0d6ef1ba146cb4rui zang - Sun Microsystems - Beijing China_NOTE(MUTEX_PROTECTS_DATA(vc_lock, wc_dip vc_avl_root vc_active_console
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China * Called from vt devname part. Checks if dip is attached. If it is,
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China * return its major number.
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing Chinavt_wc_attached(void)
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China major_t maj = (major_t)-1;
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China mutex_enter(&vc_lock);
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China maj = ddi_driver_major(wc_dip);
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China mutex_exit(&vc_lock);
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing Chinavt_getactive(char *buf, int buflen)
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China ASSERT(buflen != 0);
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China mutex_enter(&vc_lock);
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China if (vc_active_console == 0 || vc_active_console == VT_MINOR_INVALID)
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China (void) snprintf(buf, buflen, "/dev/console");
ceeba6f9f0adf370c2a0f5c81a0d6ef1ba146cb4rui zang - Sun Microsystems - Beijing China (void) snprintf(buf, buflen, "%u", vc_active_console);
ceeba6f9f0adf370c2a0f5c81a0d6ef1ba146cb4rui zang - Sun Microsystems - Beijing China mutex_exit(&vc_lock);
ceeba6f9f0adf370c2a0f5c81a0d6ef1ba146cb4rui zang - Sun Microsystems - Beijing Chinavt_getconsuser(char *buf, int buflen)
ceeba6f9f0adf370c2a0f5c81a0d6ef1ba146cb4rui zang - Sun Microsystems - Beijing China ASSERT(buflen != 0);
ceeba6f9f0adf370c2a0f5c81a0d6ef1ba146cb4rui zang - Sun Microsystems - Beijing China mutex_enter(&vc_lock);
ceeba6f9f0adf370c2a0f5c81a0d6ef1ba146cb4rui zang - Sun Microsystems - Beijing China if (vc_cons_user == VT_MINOR_INVALID) {
ceeba6f9f0adf370c2a0f5c81a0d6ef1ba146cb4rui zang - Sun Microsystems - Beijing China (void) snprintf(buf, buflen, "/dev/console");
ceeba6f9f0adf370c2a0f5c81a0d6ef1ba146cb4rui zang - Sun Microsystems - Beijing China mutex_exit(&vc_lock);
ceeba6f9f0adf370c2a0f5c81a0d6ef1ba146cb4rui zang - Sun Microsystems - Beijing China (void) snprintf(buf, buflen, "%u", vc_cons_user);
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China mutex_exit(&vc_lock);
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing Chinavt_minor_valid(minor_t minor)
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China if (consmode == CONS_FW) {
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China return (B_TRUE);
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China return (B_FALSE);
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China mutex_enter(&vc_lock);
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China if (minor < VC_INSTANCES_COUNT) {
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China mutex_exit(&vc_lock);
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China return (B_TRUE);
aecfc01d1bad84e66649703f7fc2926ef70b34barui zang - Sun Microsystems - Beijing China mutex_exit(&vc_lock);