#ifdef HAVE_XORG_CONFIG_H
#include <xorg-config.h>
#endif
#include "xf86.h"
#include "xf86Priv.h"
#include "xf86_OSlib.h"
#ifdef HAVE_SYS_KD_H
# include <sys/kd.h>
#endif
static Bool KeepTty = FALSE;
static Bool Protect0 = FALSE;
#ifdef HAS_USL_VTS
static int VTnum = -1;
static int xf86StartVT = -1;
#endif
#if defined(__SOL8__) || (!defined(__i386__) && !defined(__i386))
static char fb_dev[PATH_MAX] = "/dev/fb";
#else
static char fb_dev[PATH_MAX] = "/dev/console";
#endif
void
xf86OpenConsole(void)
{
int i;
#ifdef HAS_USL_VTS
int fd;
struct vt_mode VT;
struct vt_stat vtinfo;
int FreeVTslot;
MessageType from = X_PROBED;
#endif
if (serverGeneration == 1)
{
if (geteuid() != 0)
FatalError("xf86OpenConsole: Server must be suid root\n");
if (Protect0)
{
int fd = -1;
if ((fd = open("/dev/zero", O_RDONLY, 0)) < 0)
{
xf86Msg(X_WARNING,
"xf86OpenConsole: cannot open /dev/zero (%s)\n",
strerror(errno));
}
else
{
if ((int)mmap(0, 0x1000, PROT_NONE,
MAP_FIXED | MAP_SHARED, fd, 0) == -1)
xf86Msg(X_WARNING,
"xf86OpenConsole: failed to protect page 0 (%s)\n",
strerror(errno));
close(fd);
}
}
#ifdef HAS_USL_VTS
if (VTnum != -1)
{
xf86Info.vtno = VTnum;
from = X_CMDLINE;
}
else
{
if ((fd = open("/dev/vt00",O_RDWR,0)) < 0)
FatalError("xf86OpenConsole: Cannot open /dev/vt00 (%s)\n",
strerror(errno));
if (ioctl(fd, VT_GETSTATE, &vtinfo) < 0)
FatalError("xf86OpenConsole: Cannot determine current VT\n");
xf86StartVT = vtinfo.v_active;
FreeVTslot = 0;
for (i = 7; (i >= 0) && !FreeVTslot; i--)
if (ioctl(fd, VT_ACTIVATE, i) != 0)
FreeVTslot = 1;
if (!FreeVTslot ||
(ioctl(fd, VT_OPENQRY, &xf86Info.vtno) < 0) ||
(xf86Info.vtno == -1))
FatalError("xf86OpenConsole: Cannot find a free VT\n");
close(fd);
}
xf86Msg(from, "using VT number %d\n\n", xf86Info.vtno);
sprintf(fb_dev, "/dev/vt%02d", xf86Info.vtno);
#endif
if (!KeepTty)
setpgrp();
if (((xf86Info.consoleFd = open(fb_dev, O_RDWR | O_NDELAY, 0)) < 0))
FatalError("xf86OpenConsole: Cannot open %s (%s)\n",
fb_dev, strerror(errno));
#ifdef HAS_USL_VTS
chown(fb_dev, getuid(), getgid());
if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno) != 0)
xf86Msg(X_WARNING, "xf86OpenConsole: VT_ACTIVATE failed\n");
if (ioctl(xf86Info.consoleFd, VT_WAITACTIVE, xf86Info.vtno) != 0)
xf86Msg(X_WARNING, "xf86OpenConsole: VT_WAITACTIVE failed\n");
if (ioctl(xf86Info.consoleFd, VT_GETMODE, &VT) < 0)
FatalError("xf86OpenConsole: VT_GETMODE failed\n");
signal(SIGUSR1, xf86VTRequest);
VT.mode = VT_PROCESS;
VT.relsig = SIGUSR1;
VT.acqsig = SIGUSR1;
if (ioctl(xf86Info.consoleFd, VT_SETMODE, &VT) < 0)
FatalError("xf86OpenConsole: VT_SETMODE VT_PROCESS failed\n");
#endif
#ifdef KDSETMODE
SYSCALL(i = ioctl(xf86Info.consoleFd, KDSETMODE, KD_GRAPHICS));
if (i < 0) {
xf86Msg(X_WARNING,
"xf86OpenConsole: KDSETMODE KD_GRAPHICS failed on %s (%s)\n",
fb_dev, strerror(errno));
}
#endif
}
else
{
#ifdef HAS_USL_VTS
if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno) != 0)
xf86Msg(X_WARNING, "xf86OpenConsole: VT_ACTIVATE failed\n");
if (ioctl(xf86Info.consoleFd, VT_WAITACTIVE, xf86Info.vtno) != 0)
xf86Msg(X_WARNING, "xf86OpenConsole: VT_WAITACTIVE failed\n");
if (!xf86Screens[0]->vtSema)
sleep(5);
#endif
}
}
void
xf86CloseConsole(void)
{
#ifdef HAS_USL_VTS
struct vt_mode VT;
#endif
#if !defined(__i386__) && !defined(__i386) && !defined(__x86)
if (!xf86DoProbe && !xf86DoConfigure) {
int fd;
if ((fd = open("/dev/fb", O_RDWR, 0)) < 0) {
xf86Msg(X_WARNING,
"xf86CloseConsole(): unable to open framebuffer (%s)\n",
strerror(errno));
} else {
struct fbgattr fbattr;
if ((ioctl(fd, FBIOGATTR, &fbattr) < 0) &&
(ioctl(fd, FBIOGTYPE, &fbattr.fbtype) < 0)) {
xf86Msg(X_WARNING,
"xf86CloseConsole(): unable to retrieve framebuffer"
" attributes (%s)\n", strerror(errno));
} else {
pointer fbdata;
fbdata = mmap(NULL, fbattr.fbtype.fb_size,
PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
if (fbdata == MAP_FAILED) {
xf86Msg(X_WARNING,
"xf86CloseConsole(): unable to mmap framebuffer"
" (%s)\n", strerror(errno));
} else {
memset(fbdata, 0, fbattr.fbtype.fb_size);
munmap(fbdata, fbattr.fbtype.fb_size);
}
}
close(fd);
}
}
#endif
#ifdef KDSETMODE
SYSCALL(ioctl(xf86Info.consoleFd, KDSETMODE, KD_TEXT));
#endif
#ifdef HAS_USL_VTS
if (ioctl(xf86Info.consoleFd, VT_GETMODE, &VT) != -1)
{
VT.mode = VT_AUTO;
ioctl(xf86Info.consoleFd, VT_SETMODE, &VT);
}
ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86StartVT);
#endif
close(xf86Info.consoleFd);
}
int
xf86ProcessArgument(int argc, char **argv, int i)
{
if (!strcmp(argv[i], "-keeptty"))
{
KeepTty = TRUE;
return 1;
}
if (!strcmp(argv[i], "-protect0"))
{
Protect0 = TRUE;
return 1;
}
#ifdef HAS_USL_VTS
if ((argv[i][0] == 'v') && (argv[i][1] == 't'))
{
if (sscanf(argv[i], "vt%2d", &VTnum) == 0)
{
UseMsg();
VTnum = -1;
return 0;
}
return 1;
}
#endif
if ((i + 1) < argc) {
if (!strcmp(argv[i], "-dev")) {
strncpy(fb_dev, argv[i+1], PATH_MAX);
fb_dev[PATH_MAX - 1] = '\0';
return 2;
}
}
return 0;
}
void xf86UseMsg()
{
#ifdef HAS_USL_VTS
ErrorF("vtXX Use the specified VT number\n");
#endif
ErrorF("-dev <fb> Framebuffer device\n");
ErrorF("-keeptty Don't detach controlling tty\n");
ErrorF(" (for debugging only)\n");
}