consplat.c revision ae115bc77f6fcde83175c75b4206dc2e50747966
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/*
* isa-specific console configuration routines
*/
#include <sys/types.h>
#include <sys/param.h>
#include <sys/cmn_err.h>
#include <sys/systm.h>
#include <sys/conf.h>
#include <sys/debug.h>
#include <sys/ddi.h>
#include <sys/sunddi.h>
#include <sys/sunndi.h>
#include <sys/esunddi.h>
#include <sys/ddi_impldefs.h>
#include <sys/promif.h>
#include <sys/modctl.h>
#include <sys/termios.h>
/* The names of currently supported graphics drivers on x86 */
static char *
gfxdrv_name[] = {
"vgatext",
"i915",
"nvidia"
};
int
plat_use_polled_debug() {
return (0);
}
int
plat_support_serial_kbd_and_ms() {
return (0);
}
#define CONS_INVALID -1
#define CONS_SCREEN 0
#define CONS_TTYA 1
#define CONS_TTYB 2
#define CONS_USBSER 3
static int
console_type()
{
static int boot_console = CONS_INVALID;
char *cons;
dev_info_t *root;
if (boot_console != CONS_INVALID)
return (boot_console);
/*
* console is defined by "console" property, with
* fallback on the old "input-device" property.
*/
boot_console = CONS_SCREEN; /* default is screen/kb */
root = ddi_root_node();
if ((ddi_prop_lookup_string(DDI_DEV_T_ANY, root,
DDI_PROP_DONTPASS, "console", &cons) == DDI_SUCCESS) ||
(ddi_prop_lookup_string(DDI_DEV_T_ANY, root,
DDI_PROP_DONTPASS, "input-device", &cons) == DDI_SUCCESS)) {
if (strcmp(cons, "ttya") == 0)
boot_console = CONS_TTYA;
else if (strcmp(cons, "ttyb") == 0)
boot_console = CONS_TTYB;
else if (strcmp(cons, "usb-serial") == 0) {
(void) i_ddi_attach_hw_nodes("ehci");
(void) i_ddi_attach_hw_nodes("uhci");
(void) i_ddi_attach_hw_nodes("ohci");
/*
* USB device enumerate asynchronously.
* Wait 2 seconds for USB serial devices to attach.
*/
delay(drv_usectohz(2000000));
boot_console = CONS_USBSER;
}
ddi_prop_free(cons);
}
return (boot_console);
}
int
plat_stdin_is_keyboard(void)
{
return (console_type() == CONS_SCREEN);
}
int
plat_stdout_is_framebuffer(void)
{
return (console_type() == CONS_SCREEN);
}
/*
* Return generic path to keyboard device from the alias.
*/
char *
plat_kbdpath(void)
{
/*
* Hardcode to isa keyboard path
* XXX make it settable via bootprop?
*/
return ("/isa/i8042@1,60/keyboard@0");
}
/*
* Return generic path to display device from the alias.
*/
char *
plat_fbpath(void)
{
static char *fbpath = NULL;
static char fbpath_buf[MAXPATHLEN];
major_t major;
dev_info_t *dip;
int i;
for (i = 0; i < (sizeof (gfxdrv_name) / sizeof (char *)); i++) {
/*
* look for first instance of each driver
*/
major = ddi_name_to_major(gfxdrv_name[i]);
if (major != (major_t)-1) {
dip = devnamesp[major].dn_head;
if (dip &&
i_ddi_attach_node_hierarchy(dip) == DDI_SUCCESS) {
(void) ddi_pathname(dip, fbpath_buf);
fbpath = fbpath_buf;
}
}
if (fbpath)
return (fbpath);
}
/* No screen found */
return (NULL);
}
char *
plat_mousepath(void)
{
/*
* Hardcode to isa mouse path
* XXX make it settable via bootprop?
*/
return ("/isa/i8042@1,60/mouse@1");
}
/* return path of first usb serial device */
static char *
plat_usbser_path(void)
{
extern dev_info_t *usbser_first_device(void);
dev_info_t *us_dip;
static char *us_path = NULL;
if (us_path)
return (us_path);
us_dip = usbser_first_device();
if (us_dip == NULL)
return (NULL);
us_path = kmem_alloc(MAXPATHLEN, KM_SLEEP);
(void) ddi_pathname(us_dip, us_path);
ndi_rele_devi(us_dip); /* held from usbser_first_device */
return (us_path);
}
/*
* Lacking support for com2 and com3, if that matters.
* Another possible enhancement could be to use properties
* for the port mapping rather than simply hard-code them.
*/
char *
plat_stdinpath(void)
{
switch (console_type()) {
case CONS_TTYA:
return ("/isa/asy@1,3f8:a");
case CONS_TTYB:
return ("/isa/asy@1,2f8:b");
case CONS_USBSER:
return (plat_usbser_path());
case CONS_SCREEN:
default:
break;
};
return (plat_kbdpath());
}
char *
plat_stdoutpath(void)
{
switch (console_type()) {
case CONS_TTYA:
return ("/isa/asy@1,3f8:a");
case CONS_TTYB:
return ("/isa/asy@1,2f8:b");
case CONS_USBSER:
return (plat_usbser_path());
case CONS_SCREEN:
default:
break;
};
return (plat_fbpath());
}
/*
* If VIS_PIXEL mode will be implemented on x86, these following
* functions should be re-considered. Now these functions are
* unused on x86.
*/
void
plat_tem_get_prom_font_size(int *charheight, int *windowtop)
{
*charheight = 0;
*windowtop = 0;
}
void
plat_tem_get_prom_size(size_t *height, size_t *width)
{
*height = 25;
*width = 80;
}
void
plat_tem_hide_prom_cursor(void)
{
}
void
plat_tem_get_prom_pos(uint32_t *row, uint32_t *col)
{
*row = 0;
*col = 0;
}