diff options
Diffstat (limited to 'hw/xfree86/os-support/sco/VTsw_sco.c')
| -rw-r--r-- | hw/xfree86/os-support/sco/VTsw_sco.c | 110 |
1 files changed, 65 insertions, 45 deletions
diff --git a/hw/xfree86/os-support/sco/VTsw_sco.c b/hw/xfree86/os-support/sco/VTsw_sco.c index 386cd21ff..d06bd3949 100644 --- a/hw/xfree86/os-support/sco/VTsw_sco.c +++ b/hw/xfree86/os-support/sco/VTsw_sco.c @@ -1,4 +1,4 @@ -/* XFree86: $ */ +/* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/sco/VTsw_sco.c,v 1.3 2001/06/30 22:41:49 tsi Exp $ */ /* * Copyright 1993 by David Wexelblat <dwex@goblin.org> * Copyright 1993 by David McCullough <davidm@stallion.oz.au> @@ -22,73 +22,93 @@ * PERFORMANCE OF THIS SOFTWARE. * */ -/* $Xorg: VTsw_sco.c,v 1.3 2000/08/17 19:51:28 cpqbld Exp $ */ +/* $XConsortium: VTsw_sco.c /main/2 1995/11/13 06:08:36 kaleb $ */ #include "X.h" -#include "input.h" -#include "scrnintstr.h" #include "xf86.h" #include "xf86Priv.h" #include "xf86_OSlib.h" +/* For the event driver prototypes */ +#include <sys/event.h> +#include <mouse.h> + /* * Handle the VT-switching interface for SCO */ /* * This function is the signal handler for the VT-switching signal. It - * is only referenced inside the OS-support layer. + * is only referenced inside the OS-support layer. NOTE: we do NOT need + * to re-arm the signal here, since we used sigaction() to set the signal + * disposition in sco_init.c. If we had used signal(), we would need to + * re-arm the signal here. All we need to do now is record the fact that + * we got the signal. XFree86 handles the rest. */ -void xf86VTRequest(sig) -int sig; +void +xf86VTRequest(int sig) { - signal(sig, (void(*)())xf86VTRequest); - xf86Info.vtRequestsPending = TRUE; - return; + xf86Info.vtRequestsPending = TRUE; + return; } -Bool xf86VTSwitchPending() +Bool +xf86VTSwitchPending() { - return(xf86Info.vtRequestsPending ? TRUE : FALSE); + return(xf86Info.vtRequestsPending ? TRUE : FALSE); } -Bool xf86VTSwitchAway() +/* + * When we switch away, we need to flush and suspend the event driver + * before the VT_RELDISP. We also need to get the current LED status + * and preserve it, so that we can restore it when we come back. + */ +static int sco_ledstatus = -1; +static unsigned int sco_ledstate = 0; + +Bool +xf86VTSwitchAway() { - xf86Info.vtRequestsPending = FALSE; - if (ioctl(xf86Info.consoleFd, VT_RELDISP, 1) < 0) - { - return(FALSE); - } - else - { - return(TRUE); - } + ev_flush(); + ev_suspend(); + sco_ledstatus = ioctl(xf86Info.consoleFd, KDGETLED, &sco_ledstate); + + xf86Info.vtRequestsPending = FALSE; + if (ioctl(xf86Info.consoleFd, VT_RELDISP, VT_TRUE) < 0) { + return(FALSE); + } else { + return(TRUE); + } } -Bool xf86VTSwitchTo() +/* + * When we come back to the X server, we need to resume the event driver, + * and we need to restore the LED settings to what they were when we + * switched away. + */ +Bool +xf86VTSwitchTo() { - xf86Info.vtRequestsPending = FALSE; - if (ioctl(xf86Info.consoleFd, VT_RELDISP, VT_ACKACQ) < 0) - { - return(FALSE); - } - else - { - /* - * make sure the console driver thinks the console is in - * graphics mode. Under mono we have to do the two as the - * console driver only allows valid modes for the current - * video card and Herc or vga are the only devices currently - * supported. - */ - if (ioctl(xf86Info.consoleFd, SW_VGA12, 0) < 0) - if (ioctl(xf86Info.consoleFd, SW_HGC_P0, 0) < 0) - { - ErrorF("Failed to set graphics mode : %s\n", - strerror(errno)); - } + ev_resume(); + + xf86Info.vtRequestsPending = FALSE; + if (ioctl(xf86Info.consoleFd, VT_RELDISP, VT_ACKACQ) < 0) { + return(FALSE); + } else { + if (sco_ledstatus >= 0) { + ioctl (xf86Info.consoleFd, KDSETLED, &sco_ledstate); + } + sco_ledstatus = -1; + + /* + * Convince the console driver this screen is in graphics mode, + * otherwise it assumes it can do more to the screen than it should. + */ + if (ioctl(xf86Info.consoleFd, KDSETMODE, KD_GRAPHICS) < 0) { + ErrorF("Failed to set graphics mode (%s)\n", strerror(errno)); + } - return(TRUE); - } + return TRUE; + } } |