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Factor out bus code into separate files.

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This commit is contained in:
pk 1998-03-31 21:05:04 +00:00
parent b61a8b646b
commit e3e74bd0d5
4 changed files with 520 additions and 310 deletions
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315
sys/arch/sparc/dev/cgsix.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: cgsix.c,v 1.40 1998/03/29 22:10:32 pk Exp $ */
/* $NetBSD: cgsix.c,v 1.41 1998/03/31 21:05:05 pk Exp $ */
/*-
* Copyright (c) 1998 The NetBSD Foundation, Inc.
@ -118,64 +118,16 @@
#include <sparc/dev/btreg.h>
#include <sparc/dev/btvar.h>
#include <sparc/dev/cgsixreg.h>
#include <sparc/dev/sbusvar.h>
#include <sparc/dev/cgsixreg.h>
#include <sparc/dev/cgsixvar.h>
#include <sparc/dev/pfourreg.h>
union cursor_cmap { /* colormap, like bt_cmap, but tiny */
u_char cm_map[2][3]; /* 2 R/G/B entries */
u_int cm_chip[2]; /* 2 chip equivalents */
};
struct cg6_cursor { /* cg6 hardware cursor status */
short cc_enable; /* cursor is enabled */
struct fbcurpos cc_pos; /* position */
struct fbcurpos cc_hot; /* hot-spot */
struct fbcurpos cc_size; /* size of mask & image fields */
u_int cc_bits[2][32]; /* space for mask & image bits */
union cursor_cmap cc_color; /* cursor colormap */
};
/* per-display variables */
struct cgsix_softc {
struct device sc_dev; /* base device */
struct sbusdev sc_sd; /* sbus device */
struct fbdevice sc_fb; /* frame buffer device */
bus_space_tag_t sc_bustag;
bus_type_t sc_btype; /* phys address description */
bus_addr_t sc_paddr; /* for device mmap() */
volatile struct bt_regs *sc_bt; /* Brooktree registers */
volatile int *sc_fhc; /* FHC register */
volatile struct cg6_thc *sc_thc; /* THC registers */
volatile struct cg6_tec_xxx *sc_tec; /* TEC registers */
short sc_fhcrev; /* hardware rev */
short sc_blanked; /* true if blanked */
struct cg6_cursor sc_cursor; /* software cursor info */
union bt_cmap sc_cmap; /* Brooktree color map */
};
/* autoconfiguration driver */
static int cgsixmatch_sbus __P((struct device *, struct cfdata *, void *));
static int cgsixmatch_obio __P((struct device *, struct cfdata *, void *));
static void cgsixattach_sbus __P((struct device *, struct device *, void *));
static void cgsixattach_obio __P((struct device *, struct device *, void *));
static void cg6_unblank __P((struct device *));
static int cg6_pfour_probe __P((void *, void *));
static void cg6attach __P((struct cgsix_softc *, char *, int, int));
/* cdevsw prototypes */
cdev_decl(cgsix);
struct cfattach cgsix_sbus_ca = {
sizeof(struct cgsix_softc), cgsixmatch_sbus, cgsixattach_sbus
};
struct cfattach cgsix_obio_ca = {
sizeof(struct cgsix_softc), cgsixmatch_obio, cgsixattach_obio
};
extern struct cfdriver cgsix_cd;
/* frame buffer generic driver */
@ -190,273 +142,14 @@ static struct fbdriver cg6_fbdriver = {
*/
#ifdef RASTERCONSOLE
int cgsix_use_rasterconsole = 0;
#else
#define cgsix_use_rasterconsole 0
#endif
extern int fbnode;
static void cg6_reset __P((struct cgsix_softc *));
static void cg6_loadcmap __P((struct cgsix_softc *, int, int));
static void cg6_loadomap __P((struct cgsix_softc *));
static void cg6_setcursor __P((struct cgsix_softc *));/* set position */
static void cg6_loadcursor __P((struct cgsix_softc *));/* set shape */
/*
* Match a cgsix.
*/
int
cgsixmatch_sbus(parent, cf, aux)
struct device *parent;
struct cfdata *cf;
void *aux;
{
struct sbus_attach_args *sa = aux;
return (strcmp(cf->cf_driver->cd_name, sa->sa_name) == 0);
}
int
cgsixmatch_obio(parent, cf, aux)
struct device *parent;
struct cfdata *cf;
void *aux;
{
union obio_attach_args *uoba = aux;
struct obio4_attach_args *oba;
if (uoba->uoba_isobio4 == 0)
return (0);
oba = &uoba->uoba_oba4;
return (bus_space_probe(oba->oba_bustag, 0,
oba->oba_paddr + CGSIX_FHC_OFFSET,
4, /* probe size */
0, /* offset */
0, /* flags */
cg6_pfour_probe, NULL));
}
int
cg6_pfour_probe(vaddr, arg)
void *vaddr;
void *arg;
{
return (fb_pfour_id(vaddr) == PFOUR_ID_FASTCOLOR);
}
/*
* Attach a display.
*/
void
cgsixattach_sbus(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct cgsix_softc *sc = (struct cgsix_softc *)self;
struct sbus_attach_args *sa = aux;
struct fbdevice *fb = &sc->sc_fb;
int node, isconsole;
char *name;
bus_space_handle_t bh;
extern struct tty *fbconstty;
/* Remember cookies for cgsix_mmap() */
sc->sc_bustag = sa->sa_bustag;
sc->sc_btype = (bus_type_t)sa->sa_slot;
sc->sc_paddr = (bus_addr_t)sa->sa_offset;
node = sa->sa_node;
fb->fb_driver = &cg6_fbdriver;
fb->fb_device = &sc->sc_dev;
fb->fb_type.fb_type = FBTYPE_SUNFAST_COLOR;
fb->fb_flags = sc->sc_dev.dv_cfdata->cf_flags & FB_USERMASK;
fb->fb_type.fb_depth = 8;
fb_setsize_obp(fb, fb->fb_type.fb_depth, 1152, 900, node);
/*
* Dunno what the PROM has mapped, though obviously it must have
* the video RAM mapped. Just map what we care about for ourselves
* (the FHC, THC, and Brooktree registers).
*/
if (sbus_bus_map(sa->sa_bustag, sa->sa_slot,
sa->sa_offset + CGSIX_BT_OFFSET,
sizeof(*sc->sc_bt),
BUS_SPACE_MAP_LINEAR,
0, &bh) != 0) {
printf("%s: cannot map brooktree registers\n", self->dv_xname);
return;
}
sc->sc_bt = (struct bt_regs *)bh;
if (sbus_bus_map(sa->sa_bustag, sa->sa_slot,
sa->sa_offset + CGSIX_FHC_OFFSET,
sizeof(*sc->sc_fhc),
BUS_SPACE_MAP_LINEAR,
0, &bh) != 0) {
printf("%s: cannot map FHC registers\n", self->dv_xname);
return;
}
sc->sc_fhc = (int *)bh;
if (sbus_bus_map(sa->sa_bustag, sa->sa_slot,
sa->sa_offset + CGSIX_THC_OFFSET,
sizeof(*sc->sc_thc),
BUS_SPACE_MAP_LINEAR,
0, &bh) != 0) {
printf("%s: cannot map THC registers\n", self->dv_xname);
return;
}
sc->sc_thc = (struct cg6_thc *)bh;
if (sbus_bus_map(sa->sa_bustag, sa->sa_slot,
sa->sa_offset + CGSIX_TEC_OFFSET,
sizeof(*sc->sc_tec),
BUS_SPACE_MAP_LINEAR,
0, &bh) != 0) {
printf("%s: cannot map TEC registers\n", self->dv_xname);
return;
}
sc->sc_tec = (struct cg6_tec_xxx *)bh;
sbus_establish(&sc->sc_sd, &sc->sc_dev);
name = getpropstring(node, "model");
isconsole = node == fbnode && fbconstty != NULL;
if (isconsole && cgsix_use_rasterconsole) {
int ramsize = fb->fb_type.fb_height * fb->fb_linebytes;
if (sbus_bus_map(sa->sa_bustag, sa->sa_slot,
sa->sa_offset + CGSIX_RAM_OFFSET,
ramsize,
BUS_SPACE_MAP_LINEAR,
0, &bh) != 0) {
printf("%s: cannot map pixels\n", self->dv_xname);
return;
}
sc->sc_fb.fb_pixels = (caddr_t)bh;
}
cg6attach(sc, name, isconsole, node == fbnode);
}
void
cgsixattach_obio(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct cgsix_softc *sc = (struct cgsix_softc *)self;
union obio_attach_args *uoba = aux;
struct obio4_attach_args *oba;
struct eeprom *eep = (struct eeprom *)eeprom_va;
struct fbdevice *fb = &sc->sc_fb;
bus_space_handle_t bh;
int constype, isconsole;
char *name;
extern struct tty *fbconstty;
if (uoba->uoba_isobio4 == 0) {
cgsixattach_sbus(parent, self, aux);
return;
}
oba = &uoba->uoba_oba4;
/* Remember cookies for cgsix_mmap() */
sc->sc_bustag = oba->oba_bustag;
sc->sc_btype = (bus_type_t)0;
sc->sc_paddr = (bus_addr_t)oba->oba_paddr;
fb->fb_driver = &cg6_fbdriver;
fb->fb_device = &sc->sc_dev;
fb->fb_type.fb_type = FBTYPE_SUNFAST_COLOR;
fb->fb_flags = sc->sc_dev.dv_cfdata->cf_flags & FB_USERMASK;
fb->fb_type.fb_depth = 8;
fb_setsize_eeprom(fb, fb->fb_type.fb_depth, 1152, 900);
/*
* Dunno what the PROM has mapped, though obviously it must have
* the video RAM mapped. Just map what we care about for ourselves
* (the FHC, THC, and Brooktree registers).
*/
if (obio_bus_map(oba->oba_bustag, oba->oba_paddr,
CGSIX_BT_OFFSET,
sizeof(*sc->sc_bt),
BUS_SPACE_MAP_LINEAR,
0, &bh) != 0) {
printf("%s: cannot map brooktree registers\n", self->dv_xname);
return;
}
sc->sc_bt = (struct bt_regs *)bh;
if (obio_bus_map(oba->oba_bustag, oba->oba_paddr,
CGSIX_FHC_OFFSET,
sizeof(*sc->sc_fhc),
BUS_SPACE_MAP_LINEAR,
0, &bh) != 0) {
printf("%s: cannot map FHC registers\n", self->dv_xname);
return;
}
sc->sc_fhc = (int *)bh;
if (obio_bus_map(oba->oba_bustag, oba->oba_paddr,
CGSIX_THC_OFFSET,
sizeof(*sc->sc_thc),
BUS_SPACE_MAP_LINEAR,
0, &bh) != 0) {
printf("%s: cannot map THC registers\n", self->dv_xname);
return;
}
sc->sc_thc = (struct cg6_thc *)bh;
if (obio_bus_map(oba->oba_bustag, oba->oba_paddr,
CGSIX_TEC_OFFSET,
sizeof(*sc->sc_tec),
BUS_SPACE_MAP_LINEAR,
0, &bh) != 0) {
printf("%s: cannot map TEC registers\n", self->dv_xname);
return;
}
sc->sc_tec = (struct cg6_tec_xxx *)bh;
if (fb_pfour_id((void *)sc->sc_fhc) == PFOUR_ID_FASTCOLOR) {
fb->fb_flags |= FB_PFOUR;
name = "cgsix/p4";
} else
name = "cgsix";
constype = (fb->fb_flags & FB_PFOUR) ? EE_CONS_P4OPT : EE_CONS_COLOR;
/*
* Assume this is the console if there's no eeprom info
* to be found.
*/
if (eep == NULL || eep->eeConsole == constype)
isconsole = (fbconstty != NULL);
else
isconsole = 0;
if (isconsole && cgsix_use_rasterconsole) {
int ramsize = fb->fb_type.fb_height * fb->fb_linebytes;
if (obio_bus_map(oba->oba_bustag, oba->oba_paddr,
CGSIX_RAM_OFFSET,
ramsize,
BUS_SPACE_MAP_LINEAR,
0, &bh) != 0) {
printf("%s: cannot map pixels\n", self->dv_xname);
return;
}
sc->sc_fb.fb_pixels = (caddr_t)bh;
}
cg6attach(sc, name, isconsole, 1);
}
void
cg6attach(sc, name, isconsole, isfb)
@ -469,6 +162,8 @@ cg6attach(sc, name, isconsole, isfb)
volatile struct bt_regs *bt = sc->sc_bt;
struct fbdevice *fb = &sc->sc_fb;
fb->fb_driver = &cg6_fbdriver;
/* Don't have to map the pfour register on the cgsix. */
fb->fb_pfour = NULL;

235
sys/arch/sparc/dev/cgsix_obio.c Normal file
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@ -0,0 +1,235 @@
/* $NetBSD: cgsix_obio.c,v 1.1 1998/03/31 21:05:04 pk Exp $ */
/*-
* Copyright (c) 1998 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Paul Kranenburg.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/*
* color display (cgsix) driver; sun4 obio bus front-end.
*/
#include "opt_uvm.h"
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/buf.h>
#include <sys/device.h>
#include <machine/fbio.h>
#include <sys/ioctl.h>
#include <sys/malloc.h>
#include <sys/mman.h>
#include <sys/tty.h>
#include <sys/conf.h>
#ifdef DEBUG
#include <sys/proc.h>
#include <sys/syslog.h>
#endif
#include <vm/vm.h>
#include <machine/bus.h>
#include <machine/autoconf.h>
#include <machine/pmap.h>
#include <machine/fbvar.h>
#include <machine/cpu.h>
#include <machine/eeprom.h>
#include <machine/conf.h>
#include <sparc/dev/btreg.h>
#include <sparc/dev/btvar.h>
#include <sparc/dev/sbusvar.h>
#include <sparc/dev/cgsixreg.h>
#include <sparc/dev/cgsixvar.h>
#include <sparc/dev/pfourreg.h>
/* autoconfiguration driver */
static int cgsixmatch __P((struct device *, struct cfdata *, void *));
static void cgsixattach __P((struct device *, struct device *, void *));
static int cg6_pfour_probe __P((void *, void *));
struct cfattach cgsix_obio_ca = {
sizeof(struct cgsix_softc), cgsixmatch, cgsixattach
};
/*
* Match a cgsix.
*/
int
cgsixmatch(parent, cf, aux)
struct device *parent;
struct cfdata *cf;
void *aux;
{
union obio_attach_args *uoba = aux;
struct obio4_attach_args *oba;
if (uoba->uoba_isobio4 == 0)
return (0);
oba = &uoba->uoba_oba4;
return (bus_space_probe(oba->oba_bustag, 0,
oba->oba_paddr + CGSIX_FHC_OFFSET,
4, /* probe size */
0, /* offset */
0, /* flags */
cg6_pfour_probe, NULL));
}
int
cg6_pfour_probe(vaddr, arg)
void *vaddr;
void *arg;
{
return (fb_pfour_id(vaddr) == PFOUR_ID_FASTCOLOR);
}
/*
* Attach a display.
*/
void
cgsixattach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct cgsix_softc *sc = (struct cgsix_softc *)self;
union obio_attach_args *uoba = aux;
struct obio4_attach_args *oba;
struct eeprom *eep = (struct eeprom *)eeprom_va;
struct fbdevice *fb = &sc->sc_fb;
bus_space_handle_t bh;
int constype, isconsole;
char *name;
extern struct tty *fbconstty;
if (uoba->uoba_isobio4 == 0) {
(*cgsix_sbus_ca.ca_attach)(parent, self, aux);
return;
}
oba = &uoba->uoba_oba4;
/* Remember cookies for cgsix_mmap() */
sc->sc_bustag = oba->oba_bustag;
sc->sc_btype = (bus_type_t)0;
sc->sc_paddr = (bus_addr_t)oba->oba_paddr;
fb->fb_device = &sc->sc_dev;
fb->fb_type.fb_type = FBTYPE_SUNFAST_COLOR;
fb->fb_flags = sc->sc_dev.dv_cfdata->cf_flags & FB_USERMASK;
fb->fb_type.fb_depth = 8;
fb_setsize_eeprom(fb, fb->fb_type.fb_depth, 1152, 900);
/*
* Dunno what the PROM has mapped, though obviously it must have
* the video RAM mapped. Just map what we care about for ourselves
* (the FHC, THC, and Brooktree registers).
*/
if (bus_space_map2(oba->oba_bustag, 0,
oba->oba_paddr + CGSIX_BT_OFFSET,
sizeof(*sc->sc_bt),
BUS_SPACE_MAP_LINEAR,
0, &bh) != 0) {
printf("%s: cannot map brooktree registers\n", self->dv_xname);
return;
}
sc->sc_bt = (struct bt_regs *)bh;
if (bus_space_map2(oba->oba_bustag, 0,
oba->oba_paddr + CGSIX_FHC_OFFSET,
sizeof(*sc->sc_fhc),
BUS_SPACE_MAP_LINEAR,
0, &bh) != 0) {
printf("%s: cannot map FHC registers\n", self->dv_xname);
return;
}
sc->sc_fhc = (int *)bh;
if (bus_space_map2(oba->oba_bustag, 0,
oba->oba_paddr + CGSIX_THC_OFFSET,
sizeof(*sc->sc_thc),
BUS_SPACE_MAP_LINEAR,
0, &bh) != 0) {
printf("%s: cannot map THC registers\n", self->dv_xname);
return;
}
sc->sc_thc = (struct cg6_thc *)bh;
if (bus_space_map2(oba->oba_bustag, 0,
oba->oba_paddr + CGSIX_TEC_OFFSET,
sizeof(*sc->sc_tec),
BUS_SPACE_MAP_LINEAR,
0, &bh) != 0) {
printf("%s: cannot map TEC registers\n", self->dv_xname);
return;
}
sc->sc_tec = (struct cg6_tec_xxx *)bh;
if (fb_pfour_id((void *)sc->sc_fhc) == PFOUR_ID_FASTCOLOR) {
fb->fb_flags |= FB_PFOUR;
name = "cgsix/p4";
} else
name = "cgsix";
constype = (fb->fb_flags & FB_PFOUR) ? EE_CONS_P4OPT : EE_CONS_COLOR;
/*
* Assume this is the console if there's no eeprom info
* to be found.
*/
if (eep == NULL || eep->eeConsole == constype)
isconsole = (fbconstty != NULL);
else
isconsole = 0;
if (isconsole && cgsix_use_rasterconsole) {
int ramsize = fb->fb_type.fb_height * fb->fb_linebytes;
if (bus_space_map2(oba->oba_bustag, 0,
oba->oba_paddr + CGSIX_RAM_OFFSET,
ramsize,
BUS_SPACE_MAP_LINEAR,
0, &bh) != 0) {
printf("%s: cannot map pixels\n", self->dv_xname);
return;
}
sc->sc_fb.fb_pixels = (caddr_t)bh;
}
cg6attach(sc, name, isconsole, 1);
}

195
sys/arch/sparc/dev/cgsix_sbus.c Normal file
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@ -0,0 +1,195 @@
/* $NetBSD: cgsix_sbus.c,v 1.1 1998/03/31 21:05:04 pk Exp $ */
/*-
* Copyright (c) 1998 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Paul Kranenburg.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/*
* color display (cgsix) driver; Sbus bus front-end.
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/buf.h>
#include <sys/device.h>
#include <machine/fbio.h>
#include <sys/ioctl.h>
#include <sys/malloc.h>
#include <sys/mman.h>
#include <sys/tty.h>
#include <sys/conf.h>
#ifdef DEBUG
#include <sys/proc.h>
#include <sys/syslog.h>
#endif
#include <vm/vm.h>
#include <machine/bus.h>
#include <machine/autoconf.h>
#include <machine/pmap.h>
#include <machine/fbvar.h>
#include <machine/cpu.h>
#include <machine/eeprom.h>
#include <machine/conf.h>
#include <sparc/dev/btreg.h>
#include <sparc/dev/btvar.h>
#include <sparc/dev/sbusvar.h>
#include <sparc/dev/cgsixreg.h>
#include <sparc/dev/cgsixvar.h>
/* autoconfiguration driver */
static int cgsixmatch __P((struct device *, struct cfdata *, void *));
static void cgsixattach __P((struct device *, struct device *, void *));
struct cfattach cgsix_sbus_ca = {
sizeof(struct cgsix_softc), cgsixmatch, cgsixattach
};
extern int fbnode;
/*
* Match a cgsix.
*/
int
cgsixmatch(parent, cf, aux)
struct device *parent;
struct cfdata *cf;
void *aux;
{
struct sbus_attach_args *sa = aux;
return (strcmp(cf->cf_driver->cd_name, sa->sa_name) == 0);
}
/*
* Attach a display.
*/
void
cgsixattach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct cgsix_softc *sc = (struct cgsix_softc *)self;
struct sbus_attach_args *sa = aux;
struct fbdevice *fb = &sc->sc_fb;
int node, isconsole;
char *name;
bus_space_handle_t bh;
extern struct tty *fbconstty;
/* Remember cookies for cgsix_mmap() */
sc->sc_bustag = sa->sa_bustag;
sc->sc_btype = (bus_type_t)sa->sa_slot;
sc->sc_paddr = (bus_addr_t)sa->sa_offset;
node = sa->sa_node;
fb->fb_device = &sc->sc_dev;
fb->fb_type.fb_type = FBTYPE_SUNFAST_COLOR;
fb->fb_flags = sc->sc_dev.dv_cfdata->cf_flags & FB_USERMASK;
fb->fb_type.fb_depth = 8;
fb_setsize_obp(fb, fb->fb_type.fb_depth, 1152, 900, node);
/*
* Dunno what the PROM has mapped, though obviously it must have
* the video RAM mapped. Just map what we care about for ourselves
* (the FHC, THC, and Brooktree registers).
*/
if (sbus_bus_map(sa->sa_bustag, sa->sa_slot,
sa->sa_offset + CGSIX_BT_OFFSET,
sizeof(*sc->sc_bt),
BUS_SPACE_MAP_LINEAR,
0, &bh) != 0) {
printf("%s: cannot map brooktree registers\n", self->dv_xname);
return;
}
sc->sc_bt = (struct bt_regs *)bh;
if (sbus_bus_map(sa->sa_bustag, sa->sa_slot,
sa->sa_offset + CGSIX_FHC_OFFSET,
sizeof(*sc->sc_fhc),
BUS_SPACE_MAP_LINEAR,
0, &bh) != 0) {
printf("%s: cannot map FHC registers\n", self->dv_xname);
return;
}
sc->sc_fhc = (int *)bh;
if (sbus_bus_map(sa->sa_bustag, sa->sa_slot,
sa->sa_offset + CGSIX_THC_OFFSET,
sizeof(*sc->sc_thc),
BUS_SPACE_MAP_LINEAR,
0, &bh) != 0) {
printf("%s: cannot map THC registers\n", self->dv_xname);
return;
}
sc->sc_thc = (struct cg6_thc *)bh;
if (sbus_bus_map(sa->sa_bustag, sa->sa_slot,
sa->sa_offset + CGSIX_TEC_OFFSET,
sizeof(*sc->sc_tec),
BUS_SPACE_MAP_LINEAR,
0, &bh) != 0) {
printf("%s: cannot map TEC registers\n", self->dv_xname);
return;
}
sc->sc_tec = (struct cg6_tec_xxx *)bh;
sbus_establish(&sc->sc_sd, &sc->sc_dev);
name = getpropstring(node, "model");
isconsole = node == fbnode && fbconstty != NULL;
if (isconsole && cgsix_use_rasterconsole) {
int ramsize = fb->fb_type.fb_height * fb->fb_linebytes;
if (sbus_bus_map(sa->sa_bustag, sa->sa_slot,
sa->sa_offset + CGSIX_RAM_OFFSET,
ramsize,
BUS_SPACE_MAP_LINEAR,
0, &bh) != 0) {
printf("%s: cannot map pixels\n", self->dv_xname);
return;
}
sc->sc_fb.fb_pixels = (caddr_t)bh;
}
cg6attach(sc, name, isconsole, node == fbnode);
}

85
sys/arch/sparc/dev/cgsixvar.h Normal file
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@ -0,0 +1,85 @@
/* $NetBSD: cgsixvar.h,v 1.1 1998/03/31 21:05:04 pk Exp $ */
/*-
* Copyright (c) 1998 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Paul Kranenburg.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/*
* color display (cgsix) driver; common definitions.
*/
union cursor_cmap { /* colormap, like bt_cmap, but tiny */
u_char cm_map[2][3]; /* 2 R/G/B entries */
u_int cm_chip[2]; /* 2 chip equivalents */
};
struct cg6_cursor { /* cg6 hardware cursor status */
short cc_enable; /* cursor is enabled */
struct fbcurpos cc_pos; /* position */
struct fbcurpos cc_hot; /* hot-spot */
struct fbcurpos cc_size; /* size of mask & image fields */
u_int cc_bits[2][32]; /* space for mask & image bits */
union cursor_cmap cc_color; /* cursor colormap */
};
/* per-display variables */
struct cgsix_softc {
struct device sc_dev; /* base device */
struct sbusdev sc_sd; /* sbus device */
struct fbdevice sc_fb; /* frame buffer device */
bus_space_tag_t sc_bustag;
bus_type_t sc_btype; /* phys address description */
bus_addr_t sc_paddr; /* for device mmap() */
volatile struct bt_regs *sc_bt; /* Brooktree registers */
volatile int *sc_fhc; /* FHC register */
volatile struct cg6_thc *sc_thc; /* THC registers */
volatile struct cg6_tec_xxx *sc_tec; /* TEC registers */
short sc_fhcrev; /* hardware rev */
short sc_blanked; /* true if blanked */
struct cg6_cursor sc_cursor; /* software cursor info */
union bt_cmap sc_cmap; /* Brooktree color map */
};
#ifdef RASTERCONSOLE
extern int cgsix_use_rasterconsole;
#else
#define cgsix_use_rasterconsole 0
#endif
/* XXX - export sbus attach struct for overloaded obio bus */
extern struct cfattach cgsix_sbus_ca;
void cg6attach __P((struct cgsix_softc *, char *, int, int));