mirror of
https://github.com/Stichting-MINIX-Research-Foundation/netbsd.git
synced 2025-08-10 06:29:51 -04:00
932 lines
26 KiB
C
932 lines
26 KiB
C
/* $NetBSD: newport.c,v 1.19 2015/08/25 02:09:18 macallan Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 2003 Ilpo Ruotsalainen
|
|
* 2009 Michael Lorenz
|
|
* All rights reserved.
|
|
*
|
|
* 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. The name of the author may not be used to endorse or promote products
|
|
* derived from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
|
|
*
|
|
* <<Id: LICENSE_GC,v 1.1 2001/10/01 23:24:05 cgd Exp>>
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
__KERNEL_RCSID(0, "$NetBSD: newport.c,v 1.19 2015/08/25 02:09:18 macallan Exp $");
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/device.h>
|
|
#include <sys/malloc.h>
|
|
|
|
#include <machine/sysconf.h>
|
|
|
|
#include <dev/wscons/wsconsio.h>
|
|
#include <dev/wscons/wsdisplayvar.h>
|
|
#include <dev/wsfont/wsfont.h>
|
|
#include <dev/rasops/rasops.h>
|
|
#include <dev/wscons/wsdisplay_vconsvar.h>
|
|
|
|
#include <sgimips/gio/giovar.h>
|
|
#include <sgimips/gio/newportvar.h>
|
|
#include <sgimips/gio/newportreg.h>
|
|
|
|
struct newport_softc {
|
|
device_t sc_dev;
|
|
|
|
struct newport_devconfig *sc_dc;
|
|
|
|
};
|
|
|
|
struct newport_devconfig {
|
|
bus_space_tag_t dc_st;
|
|
bus_space_handle_t dc_sh;
|
|
bus_addr_t dc_addr;
|
|
|
|
int dc_boardrev;
|
|
int dc_vc2rev;
|
|
int dc_cmaprev;
|
|
int dc_xmaprev;
|
|
int dc_rexrev;
|
|
int dc_xres;
|
|
int dc_yres;
|
|
int dc_depth;
|
|
|
|
int dc_font;
|
|
struct wsscreen_descr *dc_screen;
|
|
struct wsdisplay_font *dc_fontdata;
|
|
int dc_mode;
|
|
struct vcons_data dc_vd;
|
|
};
|
|
|
|
static int newport_match(device_t, struct cfdata *, void *);
|
|
static void newport_attach(device_t, device_t, void *);
|
|
|
|
CFATTACH_DECL_NEW(newport, sizeof(struct newport_softc),
|
|
newport_match, newport_attach, NULL, NULL);
|
|
|
|
/* textops */
|
|
static void newport_cursor(void *, int, int, int);
|
|
static void newport_cursor_dummy(void *, int, int, int);
|
|
static int newport_mapchar(void *, int, unsigned int *);
|
|
static void newport_putchar(void *, int, int, u_int, long);
|
|
static void newport_copycols(void *, int, int, int, int);
|
|
static void newport_erasecols(void *, int, int, int, long);
|
|
static void newport_copyrows(void *, int, int, int);
|
|
static void newport_eraserows(void *, int, int, long);
|
|
static int newport_allocattr(void *, int, int, int, long *);
|
|
|
|
static void newport_init_screen(void *, struct vcons_screen *, int, long *);
|
|
|
|
/* accessops */
|
|
static int newport_ioctl(void *, void *, u_long, void *, int,
|
|
struct lwp *);
|
|
static paddr_t newport_mmap(void *, void *, off_t, int);
|
|
|
|
static struct wsdisplay_accessops newport_accessops = {
|
|
.ioctl = newport_ioctl,
|
|
.mmap = newport_mmap,
|
|
};
|
|
|
|
static struct wsdisplay_emulops newport_textops = {
|
|
.cursor = newport_cursor_dummy,
|
|
.mapchar = newport_mapchar,
|
|
.putchar = newport_putchar,
|
|
.copycols = newport_copycols,
|
|
.erasecols = newport_erasecols,
|
|
.copyrows = newport_copyrows,
|
|
.eraserows = newport_eraserows,
|
|
.allocattr = newport_allocattr
|
|
};
|
|
|
|
static struct wsscreen_descr newport_screen = {
|
|
.name = "default",
|
|
.ncols = 160,
|
|
.nrows = 64,
|
|
.textops = &newport_textops,
|
|
.fontwidth = 8,
|
|
.fontheight = 16,
|
|
.capabilities = WSSCREEN_WSCOLORS | WSSCREEN_HILIT | WSSCREEN_REVERSE
|
|
};
|
|
|
|
static const struct wsscreen_descr *_newport_screenlist[] = {
|
|
&newport_screen
|
|
};
|
|
|
|
static const struct wsscreen_list newport_screenlist = {
|
|
sizeof(_newport_screenlist) / sizeof(struct wsscreen_descr *),
|
|
_newport_screenlist
|
|
};
|
|
|
|
static struct vcons_screen newport_console_screen;
|
|
static struct newport_devconfig newport_console_dc;
|
|
static int newport_is_console = 0;
|
|
|
|
#define NEWPORT_ATTR_ENCODE(fg,bg) (((fg) << 8) | (bg))
|
|
#define NEWPORT_ATTR_BG(a) ((a) & 0xff)
|
|
#define NEWPORT_ATTR_FG(a) (((a) >> 8) & 0xff)
|
|
|
|
extern const u_char rasops_cmap[768];
|
|
|
|
/**** Low-level hardware register groveling functions ****/
|
|
static void
|
|
rex3_write(struct newport_devconfig *dc, bus_size_t rexreg, uint32_t val)
|
|
{
|
|
bus_space_write_4(dc->dc_st, dc->dc_sh, NEWPORT_REX3_OFFSET + rexreg,
|
|
val);
|
|
}
|
|
|
|
static void
|
|
rex3_write_go(struct newport_devconfig *dc, bus_size_t rexreg, uint32_t val)
|
|
{
|
|
rex3_write(dc, rexreg + REX3_REG_GO, val);
|
|
}
|
|
|
|
static uint32_t
|
|
rex3_read(struct newport_devconfig *dc, bus_size_t rexreg)
|
|
{
|
|
return bus_space_read_4(dc->dc_st, dc->dc_sh, NEWPORT_REX3_OFFSET +
|
|
rexreg);
|
|
}
|
|
|
|
static void
|
|
rex3_wait_gfifo(struct newport_devconfig *dc)
|
|
{
|
|
while (rex3_read(dc, REX3_REG_STATUS) &
|
|
(REX3_STATUS_GFXBUSY | REX3_STATUS_PIPELEVEL_MASK))
|
|
;
|
|
}
|
|
|
|
static void
|
|
vc2_write_ireg(struct newport_devconfig *dc, uint8_t ireg, uint16_t val)
|
|
{
|
|
rex3_write(dc, REX3_REG_DCBMODE,
|
|
REX3_DCBMODE_DW_3 |
|
|
REX3_DCBMODE_ENCRSINC |
|
|
(NEWPORT_DCBADDR_VC2 << REX3_DCBMODE_DCBADDR_SHIFT) |
|
|
(VC2_DCBCRS_INDEX << REX3_DCBMODE_DCBCRS_SHIFT) |
|
|
REX3_DCBMODE_ENASYNCACK |
|
|
(1 << REX3_DCBMODE_CSSETUP_SHIFT));
|
|
|
|
rex3_write(dc, REX3_REG_DCBDATA0, (ireg << 24) | (val << 8));
|
|
}
|
|
|
|
static uint16_t
|
|
vc2_read_ireg(struct newport_devconfig *dc, uint8_t ireg)
|
|
{
|
|
rex3_write(dc, REX3_REG_DCBMODE,
|
|
REX3_DCBMODE_DW_1 |
|
|
REX3_DCBMODE_ENCRSINC |
|
|
(NEWPORT_DCBADDR_VC2 << REX3_DCBMODE_DCBADDR_SHIFT) |
|
|
(VC2_DCBCRS_INDEX << REX3_DCBMODE_DCBCRS_SHIFT) |
|
|
REX3_DCBMODE_ENASYNCACK |
|
|
(1 << REX3_DCBMODE_CSSETUP_SHIFT));
|
|
|
|
rex3_write(dc, REX3_REG_DCBDATA0, ireg << 24);
|
|
|
|
rex3_write(dc, REX3_REG_DCBMODE,
|
|
REX3_DCBMODE_DW_2 |
|
|
REX3_DCBMODE_ENCRSINC |
|
|
(NEWPORT_DCBADDR_VC2 << REX3_DCBMODE_DCBADDR_SHIFT) |
|
|
(VC2_DCBCRS_IREG << REX3_DCBMODE_DCBCRS_SHIFT) |
|
|
REX3_DCBMODE_ENASYNCACK |
|
|
(1 << REX3_DCBMODE_CSSETUP_SHIFT));
|
|
|
|
return (uint16_t)(rex3_read(dc, REX3_REG_DCBDATA0) >> 16);
|
|
}
|
|
|
|
static uint16_t
|
|
vc2_read_ram(struct newport_devconfig *dc, uint16_t addr)
|
|
{
|
|
vc2_write_ireg(dc, VC2_IREG_RAM_ADDRESS, addr);
|
|
|
|
rex3_write(dc, REX3_REG_DCBMODE,
|
|
REX3_DCBMODE_DW_2 |
|
|
(NEWPORT_DCBADDR_VC2 << REX3_DCBMODE_DCBADDR_SHIFT) |
|
|
(VC2_DCBCRS_RAM << REX3_DCBMODE_DCBCRS_SHIFT) |
|
|
REX3_DCBMODE_ENASYNCACK |
|
|
(1 << REX3_DCBMODE_CSSETUP_SHIFT));
|
|
|
|
return (uint16_t)(rex3_read(dc, REX3_REG_DCBDATA0) >> 16);
|
|
}
|
|
|
|
#if 0
|
|
static void
|
|
vc2_write_ram(struct newport_devconfig *dc, uint16_t addr, uint16_t val)
|
|
{
|
|
vc2_write_ireg(dc, VC2_IREG_RAM_ADDRESS, addr);
|
|
|
|
rex3_write(dc, REX3_REG_DCBMODE,
|
|
REX3_DCBMODE_DW_2 |
|
|
(NEWPORT_DCBADDR_VC2 << REX3_DCBMODE_DCBADDR_SHIFT) |
|
|
(VC2_DCBCRS_RAM << REX3_DCBMODE_DCBCRS_SHIFT) |
|
|
REX3_DCBMODE_ENASYNCACK |
|
|
(1 << REX3_DCBMODE_CSSETUP_SHIFT));
|
|
|
|
rex3_write(dc, REX3_REG_DCBDATA0, val << 16);
|
|
}
|
|
#endif
|
|
|
|
static u_int32_t
|
|
xmap9_read(struct newport_devconfig *dc, int crs)
|
|
{
|
|
rex3_write(dc, REX3_REG_DCBMODE,
|
|
REX3_DCBMODE_DW_1 |
|
|
(NEWPORT_DCBADDR_XMAP_0 << REX3_DCBMODE_DCBADDR_SHIFT) |
|
|
(crs << REX3_DCBMODE_DCBCRS_SHIFT) |
|
|
(3 << REX3_DCBMODE_CSWIDTH_SHIFT) |
|
|
(2 << REX3_DCBMODE_CSHOLD_SHIFT) |
|
|
(1 << REX3_DCBMODE_CSSETUP_SHIFT));
|
|
return rex3_read(dc, REX3_REG_DCBDATA0);
|
|
}
|
|
|
|
static void
|
|
xmap9_write(struct newport_devconfig *dc, int crs, uint8_t val)
|
|
{
|
|
rex3_write(dc, REX3_REG_DCBMODE,
|
|
REX3_DCBMODE_DW_1 |
|
|
(NEWPORT_DCBADDR_XMAP_BOTH << REX3_DCBMODE_DCBADDR_SHIFT) |
|
|
(crs << REX3_DCBMODE_DCBCRS_SHIFT) |
|
|
(3 << REX3_DCBMODE_CSWIDTH_SHIFT) |
|
|
(2 << REX3_DCBMODE_CSHOLD_SHIFT) |
|
|
(1 << REX3_DCBMODE_CSSETUP_SHIFT));
|
|
|
|
rex3_write(dc, REX3_REG_DCBDATA0, val << 24);
|
|
}
|
|
|
|
static void
|
|
xmap9_write_mode(struct newport_devconfig *dc, uint8_t index, uint32_t mode)
|
|
{
|
|
rex3_write(dc, REX3_REG_DCBMODE,
|
|
REX3_DCBMODE_DW_4 |
|
|
(NEWPORT_DCBADDR_XMAP_BOTH << REX3_DCBMODE_DCBADDR_SHIFT) |
|
|
(XMAP9_DCBCRS_MODE_SETUP << REX3_DCBMODE_DCBCRS_SHIFT) |
|
|
(3 << REX3_DCBMODE_CSWIDTH_SHIFT) |
|
|
(2 << REX3_DCBMODE_CSHOLD_SHIFT) |
|
|
(1 << REX3_DCBMODE_CSSETUP_SHIFT));
|
|
|
|
rex3_write(dc, REX3_REG_DCBDATA0, (index << 24) | mode);
|
|
}
|
|
|
|
/**** Helper functions ****/
|
|
static void
|
|
newport_fill_rectangle(struct newport_devconfig *dc, int x1, int y1, int x2,
|
|
int y2, uint8_t color)
|
|
{
|
|
rex3_wait_gfifo(dc);
|
|
|
|
rex3_write(dc, REX3_REG_DRAWMODE0, REX3_DRAWMODE0_OPCODE_DRAW |
|
|
REX3_DRAWMODE0_ADRMODE_BLOCK | REX3_DRAWMODE0_DOSETUP |
|
|
REX3_DRAWMODE0_STOPONX | REX3_DRAWMODE0_STOPONY);
|
|
rex3_write(dc, REX3_REG_DRAWMODE1,
|
|
REX3_DRAWMODE1_PLANES_CI |
|
|
REX3_DRAWMODE1_DD_DD8 |
|
|
REX3_DRAWMODE1_RWPACKED |
|
|
REX3_DRAWMODE1_HD_HD8 |
|
|
REX3_DRAWMODE1_COMPARE_LT |
|
|
REX3_DRAWMODE1_COMPARE_EQ |
|
|
REX3_DRAWMODE1_COMPARE_GT |
|
|
REX3_DRAWMODE1_LO_SRC);
|
|
rex3_write(dc, REX3_REG_WRMASK, 0xffffffff);
|
|
rex3_write(dc, REX3_REG_COLORI, color);
|
|
rex3_write(dc, REX3_REG_XYSTARTI, (x1 << REX3_XYSTARTI_XSHIFT) | y1);
|
|
|
|
rex3_write_go(dc, REX3_REG_XYENDI, (x2 << REX3_XYENDI_XSHIFT) | y2);
|
|
}
|
|
|
|
static void
|
|
newport_bitblt(struct newport_devconfig *dc, int xs, int ys, int xd,
|
|
int yd, int wi, int he, int rop)
|
|
{
|
|
int xe, ye;
|
|
uint32_t tmp;
|
|
|
|
rex3_wait_gfifo(dc);
|
|
if (yd > ys) {
|
|
/* need to copy bottom up */
|
|
ye = ys;
|
|
yd += he - 1;
|
|
ys += he - 1;
|
|
} else
|
|
ye = ys + he - 1;
|
|
|
|
if (xd > xs) {
|
|
/* need to copy right to left */
|
|
xe = xs;
|
|
xd += wi - 1;
|
|
xs += wi - 1;
|
|
} else
|
|
xe = xs + wi - 1;
|
|
|
|
rex3_write(dc, REX3_REG_DRAWMODE0, REX3_DRAWMODE0_OPCODE_SCR2SCR |
|
|
REX3_DRAWMODE0_ADRMODE_BLOCK | REX3_DRAWMODE0_DOSETUP |
|
|
REX3_DRAWMODE0_STOPONX | REX3_DRAWMODE0_STOPONY);
|
|
rex3_write(dc, REX3_REG_DRAWMODE1,
|
|
REX3_DRAWMODE1_PLANES_CI |
|
|
REX3_DRAWMODE1_DD_DD8 |
|
|
REX3_DRAWMODE1_RWPACKED |
|
|
REX3_DRAWMODE1_HD_HD8 |
|
|
REX3_DRAWMODE1_COMPARE_LT |
|
|
REX3_DRAWMODE1_COMPARE_EQ |
|
|
REX3_DRAWMODE1_COMPARE_GT |
|
|
((rop << 28) & REX3_DRAWMODE1_LOGICOP_MASK));
|
|
rex3_write(dc, REX3_REG_XYSTARTI, (xs << REX3_XYSTARTI_XSHIFT) | ys);
|
|
rex3_write(dc, REX3_REG_XYENDI, (xe << REX3_XYENDI_XSHIFT) | ye);
|
|
|
|
tmp = (yd - ys) & 0xffff;
|
|
tmp |= (xd - xs) << REX3_XYMOVE_XSHIFT;
|
|
|
|
rex3_write_go(dc, REX3_REG_XYMOVE, tmp);
|
|
}
|
|
|
|
static void
|
|
newport_cmap_setrgb(struct newport_devconfig *dc, int index, uint8_t r,
|
|
uint8_t g, uint8_t b)
|
|
{
|
|
rex3_write(dc, REX3_REG_DCBMODE,
|
|
REX3_DCBMODE_DW_2 |
|
|
REX3_DCBMODE_ENCRSINC |
|
|
(NEWPORT_DCBADDR_CMAP_BOTH << REX3_DCBMODE_DCBADDR_SHIFT) |
|
|
(CMAP_DCBCRS_ADDRESS_LOW << REX3_DCBMODE_DCBCRS_SHIFT) |
|
|
(1 << REX3_DCBMODE_CSWIDTH_SHIFT) |
|
|
(1 << REX3_DCBMODE_CSHOLD_SHIFT) |
|
|
(1 << REX3_DCBMODE_CSSETUP_SHIFT) |
|
|
REX3_DCBMODE_SWAPENDIAN);
|
|
|
|
rex3_write(dc, REX3_REG_DCBDATA0, index << 16);
|
|
|
|
rex3_write(dc, REX3_REG_DCBMODE,
|
|
REX3_DCBMODE_DW_3 |
|
|
(NEWPORT_DCBADDR_CMAP_BOTH << REX3_DCBMODE_DCBADDR_SHIFT) |
|
|
(CMAP_DCBCRS_PALETTE << REX3_DCBMODE_DCBCRS_SHIFT) |
|
|
(1 << REX3_DCBMODE_CSWIDTH_SHIFT) |
|
|
(1 << REX3_DCBMODE_CSHOLD_SHIFT) |
|
|
(1 << REX3_DCBMODE_CSSETUP_SHIFT));
|
|
|
|
rex3_write(dc, REX3_REG_DCBDATA0, (r << 24) + (g << 16) + (b << 8));
|
|
}
|
|
|
|
static void
|
|
newport_get_resolution(struct newport_devconfig *dc)
|
|
{
|
|
uint16_t vep,lines;
|
|
uint16_t linep,cols;
|
|
uint16_t data;
|
|
|
|
vep = vc2_read_ireg(dc, VC2_IREG_VIDEO_ENTRY);
|
|
|
|
dc->dc_xres = 0;
|
|
dc->dc_yres = 0;
|
|
|
|
for (;;) {
|
|
/* Iterate over runs in video timing table */
|
|
|
|
cols = 0;
|
|
|
|
linep = vc2_read_ram(dc, vep++);
|
|
lines = vc2_read_ram(dc, vep++);
|
|
|
|
if (lines == 0)
|
|
break;
|
|
|
|
do {
|
|
/* Iterate over state runs in line sequence table */
|
|
|
|
data = vc2_read_ram(dc, linep++);
|
|
|
|
if ((data & 0x0001) == 0)
|
|
cols += (data >> 7) & 0xfe;
|
|
|
|
if ((data & 0x0080) == 0)
|
|
data = vc2_read_ram(dc, linep++);
|
|
} while ((data & 0x8000) == 0);
|
|
|
|
if (cols != 0) {
|
|
if (cols > dc->dc_xres)
|
|
dc->dc_xres = cols;
|
|
|
|
dc->dc_yres += lines;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
newport_setup_hw(struct newport_devconfig *dc)
|
|
{
|
|
uint16_t __unused(curp), tmp;
|
|
int i;
|
|
uint32_t scratch;
|
|
|
|
/* Get various revisions */
|
|
rex3_write(dc, REX3_REG_DCBMODE,
|
|
REX3_DCBMODE_DW_1 |
|
|
(NEWPORT_DCBADDR_CMAP_0 << REX3_DCBMODE_DCBADDR_SHIFT) |
|
|
(CMAP_DCBCRS_REVISION << REX3_DCBMODE_DCBCRS_SHIFT) |
|
|
(1 << REX3_DCBMODE_CSWIDTH_SHIFT) |
|
|
(1 << REX3_DCBMODE_CSHOLD_SHIFT) |
|
|
(1 << REX3_DCBMODE_CSSETUP_SHIFT));
|
|
|
|
scratch = vc2_read_ireg(dc, VC2_IREG_CONFIG);
|
|
dc->dc_vc2rev = (scratch & VC2_IREG_CONFIG_REVISION) >> 5;
|
|
|
|
scratch = rex3_read(dc, REX3_REG_DCBDATA0);
|
|
|
|
dc->dc_boardrev = (scratch >> 28) & 0x07;
|
|
dc->dc_cmaprev = scratch & 0x07;
|
|
dc->dc_xmaprev = xmap9_read(dc, XMAP9_DCBCRS_REVISION) & 0x07;
|
|
dc->dc_depth = ( (dc->dc_boardrev > 1) && (scratch & 0x80)) ? 8 : 24;
|
|
|
|
/* Setup cursor glyph */
|
|
curp = vc2_read_ireg(dc, VC2_IREG_CURSOR_ENTRY);
|
|
|
|
/* Setup VC2 to a known state */
|
|
tmp = vc2_read_ireg(dc, VC2_IREG_CONTROL) & VC2_CONTROL_INTERLACE;
|
|
vc2_write_ireg(dc, VC2_IREG_CONTROL, tmp |
|
|
VC2_CONTROL_DISPLAY_ENABLE |
|
|
VC2_CONTROL_VTIMING_ENABLE |
|
|
VC2_CONTROL_DID_ENABLE |
|
|
VC2_CONTROL_CURSORFUNC_ENABLE /*|
|
|
VC2_CONTROL_CURSOR_ENABLE*/);
|
|
|
|
/* Setup XMAP9s */
|
|
xmap9_write(dc, XMAP9_DCBCRS_CONFIG,
|
|
XMAP9_CONFIG_8BIT_SYSTEM | XMAP9_CONFIG_RGBMAP_CI);
|
|
|
|
xmap9_write(dc, XMAP9_DCBCRS_CURSOR_CMAP, 0);
|
|
|
|
xmap9_write_mode(dc, 0,
|
|
XMAP9_MODE_GAMMA_BYPASS |
|
|
XMAP9_MODE_PIXSIZE_8BPP);
|
|
xmap9_write(dc, XMAP9_DCBCRS_MODE_SELECT, 0);
|
|
|
|
/* Setup REX3 */
|
|
rex3_write(dc, REX3_REG_XYWIN, (4096 << 16) | 4096);
|
|
rex3_write(dc, REX3_REG_TOPSCAN, 0x3ff); /* XXX Why? XXX */
|
|
|
|
/* Setup CMAP */
|
|
for (i = 0; i < 256; i++)
|
|
newport_cmap_setrgb(dc, i, rasops_cmap[i * 3],
|
|
rasops_cmap[i * 3 + 1], rasops_cmap[i * 3 + 2]);
|
|
}
|
|
|
|
/**** Attach routines ****/
|
|
static int
|
|
newport_match(device_t parent, struct cfdata *self, void *aux)
|
|
{
|
|
struct gio_attach_args *ga = aux;
|
|
|
|
/* newport doesn't decode all addresses */
|
|
if (ga->ga_addr != 0x1f000000 && ga->ga_addr != 0x1f400000 &&
|
|
ga->ga_addr != 0x1f800000 && ga->ga_addr != 0x1fc00000)
|
|
return 0;
|
|
|
|
/* Don't do the destructive probe if we're already attached */
|
|
if (newport_is_console && ga->ga_addr == newport_console_dc.dc_addr)
|
|
return 1;
|
|
|
|
if (platform.badaddr(
|
|
(void *)(ga->ga_ioh + NEWPORT_REX3_OFFSET + REX3_REG_XSTARTI),
|
|
sizeof(uint32_t)))
|
|
return 0;
|
|
if (platform.badaddr(
|
|
(void *)(ga->ga_ioh + NEWPORT_REX3_OFFSET + REX3_REG_XSTART),
|
|
sizeof(uint32_t)))
|
|
return 0;
|
|
|
|
/* Ugly, this probe is destructive, blame SGI... */
|
|
/* XXX Should be bus_space_peek/bus_space_poke XXX */
|
|
bus_space_write_4(ga->ga_iot, ga->ga_ioh,
|
|
NEWPORT_REX3_OFFSET + REX3_REG_XSTARTI, 0x12345678);
|
|
if (bus_space_read_4(ga->ga_iot, ga->ga_ioh,
|
|
NEWPORT_REX3_OFFSET + REX3_REG_XSTART)
|
|
!= ((0x12345678 & 0xffff) << 11))
|
|
return 0;
|
|
|
|
return 1;
|
|
}
|
|
|
|
static void
|
|
newport_attach_common(struct newport_devconfig *dc, struct gio_attach_args *ga)
|
|
{
|
|
dc->dc_addr = ga->ga_addr;
|
|
|
|
dc->dc_st = ga->ga_iot;
|
|
dc->dc_sh = ga->ga_ioh;
|
|
|
|
wsfont_init();
|
|
|
|
dc->dc_font = wsfont_find(NULL, 8, 16, 0, WSDISPLAY_FONTORDER_L2R,
|
|
WSDISPLAY_FONTORDER_L2R, WSFONT_FIND_BITMAP);
|
|
if (dc->dc_font < 0)
|
|
panic("newport_attach_common: no suitable fonts");
|
|
|
|
if (wsfont_lock(dc->dc_font, &dc->dc_fontdata))
|
|
panic("newport_attach_common: unable to lock font data");
|
|
|
|
newport_setup_hw(dc);
|
|
|
|
newport_get_resolution(dc);
|
|
|
|
newport_fill_rectangle(dc, 0, 0, dc->dc_xres, dc->dc_yres, 0);
|
|
dc->dc_screen = &newport_screen;
|
|
|
|
dc->dc_mode = WSDISPLAYIO_MODE_EMUL;
|
|
}
|
|
|
|
static void
|
|
newport_attach(device_t parent, device_t self, void *aux)
|
|
{
|
|
struct gio_attach_args *ga = aux;
|
|
struct newport_softc *sc = device_private(self);
|
|
struct wsemuldisplaydev_attach_args wa;
|
|
unsigned long defattr;
|
|
|
|
sc->sc_dev = self;
|
|
if (newport_is_console && ga->ga_addr == newport_console_dc.dc_addr) {
|
|
wa.console = 1;
|
|
sc->sc_dc = &newport_console_dc;
|
|
} else {
|
|
wa.console = 0;
|
|
sc->sc_dc = malloc(sizeof(struct newport_devconfig),
|
|
M_DEVBUF, M_WAITOK | M_ZERO);
|
|
if (sc->sc_dc == NULL)
|
|
panic("newport_attach: out of memory");
|
|
|
|
newport_attach_common(sc->sc_dc, ga);
|
|
}
|
|
|
|
aprint_naive(": Display adapter\n");
|
|
|
|
aprint_normal(": SGI NG1 (board revision %d, cmap revision %d, xmap revision %d, vc2 revision %d), depth %d\n",
|
|
sc->sc_dc->dc_boardrev, sc->sc_dc->dc_cmaprev,
|
|
sc->sc_dc->dc_xmaprev, sc->sc_dc->dc_vc2rev, sc->sc_dc->dc_depth);
|
|
vcons_init(&sc->sc_dc->dc_vd, sc->sc_dc, sc->sc_dc->dc_screen,
|
|
&newport_accessops);
|
|
sc->sc_dc->dc_vd.init_screen = newport_init_screen;
|
|
if (newport_is_console) {
|
|
newport_console_screen.scr_flags |= VCONS_SCREEN_IS_STATIC;
|
|
vcons_init_screen(&sc->sc_dc->dc_vd, &newport_console_screen,
|
|
1, &defattr);
|
|
sc->sc_dc->dc_screen->textops =
|
|
&newport_console_screen.scr_ri.ri_ops;
|
|
memcpy(&newport_textops, &newport_console_screen.scr_ri.ri_ops,
|
|
sizeof(struct wsdisplay_emulops));
|
|
vcons_replay_msgbuf(&newport_console_screen);
|
|
}
|
|
wa.scrdata = &newport_screenlist;
|
|
wa.accessops = &newport_accessops;
|
|
wa.accesscookie = &sc->sc_dc->dc_vd;
|
|
|
|
config_found(sc->sc_dev, &wa, wsemuldisplaydevprint);
|
|
}
|
|
|
|
int
|
|
newport_cnattach(struct gio_attach_args *ga)
|
|
{
|
|
struct rasops_info *ri = &newport_console_screen.scr_ri;
|
|
long defattr = NEWPORT_ATTR_ENCODE(WSCOL_WHITE, WSCOL_BLACK);
|
|
|
|
if (!newport_match(NULL, NULL, ga)) {
|
|
return ENXIO;
|
|
}
|
|
|
|
newport_attach_common(&newport_console_dc, ga);
|
|
|
|
newport_screen.ncols = newport_console_dc.dc_xres / 8;
|
|
newport_screen.nrows = newport_console_dc.dc_yres / 16;
|
|
|
|
ri->ri_hw = &newport_console_screen;
|
|
ri->ri_depth = newport_console_dc.dc_depth;
|
|
ri->ri_width = newport_console_dc.dc_xres;
|
|
ri->ri_height = newport_console_dc.dc_yres;
|
|
ri->ri_stride = newport_console_dc.dc_xres; /* XXX */
|
|
ri->ri_flg = RI_CENTER | RI_FULLCLEAR;
|
|
ri->ri_ops.copyrows = newport_copyrows;
|
|
ri->ri_ops.eraserows = newport_eraserows;
|
|
ri->ri_ops.copycols = newport_copycols;
|
|
ri->ri_ops.erasecols = newport_erasecols;
|
|
ri->ri_ops.cursor = newport_cursor_dummy;
|
|
ri->ri_ops.mapchar = newport_mapchar;
|
|
ri->ri_ops.putchar = newport_putchar;
|
|
ri->ri_ops.allocattr = newport_allocattr;
|
|
ri->ri_font = newport_console_dc.dc_fontdata;
|
|
newport_console_screen.scr_cookie = &newport_console_dc;
|
|
|
|
wsdisplay_cnattach(&newport_screen, ri, 0, 0, defattr);
|
|
|
|
newport_is_console = 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void
|
|
newport_init_screen(void *cookie, struct vcons_screen *scr,
|
|
int existing, long *defattr)
|
|
{
|
|
struct newport_devconfig *dc = cookie;
|
|
struct rasops_info *ri = &scr->scr_ri;
|
|
|
|
ri->ri_depth = dc->dc_depth;
|
|
ri->ri_width = dc->dc_xres;
|
|
ri->ri_height = dc->dc_yres;
|
|
ri->ri_stride = dc->dc_xres; /* XXX */
|
|
ri->ri_flg = RI_CENTER;
|
|
|
|
/*&ri->ri_bits = (char *)sc->sc_fb.fb_pixels;*/
|
|
|
|
rasops_init(ri, 0, 0);
|
|
ri->ri_caps = WSSCREEN_WSCOLORS;
|
|
|
|
rasops_reconfig(ri, dc->dc_yres / ri->ri_font->fontheight,
|
|
dc->dc_xres / ri->ri_font->fontwidth);
|
|
|
|
ri->ri_hw = scr;
|
|
ri->ri_ops.copyrows = newport_copyrows;
|
|
ri->ri_ops.eraserows = newport_eraserows;
|
|
ri->ri_ops.copycols = newport_copycols;
|
|
ri->ri_ops.erasecols = newport_erasecols;
|
|
ri->ri_ops.cursor = newport_cursor;
|
|
ri->ri_ops.mapchar = newport_mapchar;
|
|
ri->ri_ops.putchar = newport_putchar;
|
|
ri->ri_ops.allocattr = newport_allocattr;
|
|
}
|
|
|
|
/**** wsdisplay textops ****/
|
|
static void
|
|
newport_cursor_dummy(void *c, int on, int row, int col)
|
|
{
|
|
}
|
|
|
|
static void
|
|
newport_cursor(void *c, int on, int row, int col)
|
|
{
|
|
struct rasops_info *ri = c;
|
|
struct vcons_screen *scr = ri->ri_hw;
|
|
struct newport_devconfig *dc = scr->scr_cookie;
|
|
int x, y, wi,he;
|
|
|
|
wi = ri->ri_font->fontwidth;
|
|
he = ri->ri_font->fontheight;
|
|
|
|
if (ri->ri_flg & RI_CURSOR) {
|
|
x = ri->ri_ccol * wi + ri->ri_xorigin;
|
|
y = ri->ri_crow * he + ri->ri_yorigin;
|
|
newport_bitblt(dc, x, y, x, y, wi, he, 12);
|
|
ri->ri_flg &= ~RI_CURSOR;
|
|
}
|
|
|
|
ri->ri_crow = row;
|
|
ri->ri_ccol = col;
|
|
|
|
if (on)
|
|
{
|
|
x = ri->ri_ccol * wi + ri->ri_xorigin;
|
|
y = ri->ri_crow * he + ri->ri_yorigin;
|
|
newport_bitblt(dc, x, y, x, y, wi, he, 12);
|
|
ri->ri_flg |= RI_CURSOR;
|
|
}
|
|
}
|
|
|
|
static int
|
|
newport_mapchar(void *c, int ch, unsigned int *cp)
|
|
{
|
|
struct rasops_info *ri = c;
|
|
struct vcons_screen *scr = ri->ri_hw;
|
|
struct newport_devconfig *dc = scr->scr_cookie;
|
|
|
|
if (dc->dc_fontdata->encoding != WSDISPLAY_FONTENC_ISO) {
|
|
ch = wsfont_map_unichar(dc->dc_fontdata, ch);
|
|
|
|
if (ch < 0)
|
|
goto fail;
|
|
}
|
|
|
|
if (ch < dc->dc_fontdata->firstchar ||
|
|
ch >= dc->dc_fontdata->firstchar + dc->dc_fontdata->numchars)
|
|
goto fail;
|
|
|
|
*cp = ch;
|
|
return 5;
|
|
|
|
fail:
|
|
*cp = ' ';
|
|
return 0;
|
|
}
|
|
|
|
static void
|
|
newport_putchar(void *c, int row, int col, u_int ch, long attr)
|
|
{
|
|
struct rasops_info *ri = c;
|
|
struct vcons_screen *scr = ri->ri_hw;
|
|
struct newport_devconfig *dc = scr->scr_cookie;
|
|
struct wsdisplay_font *font = ri->ri_font;
|
|
uint8_t *bitmap = (u_int8_t *)font->data + (ch - font->firstchar) *
|
|
font->fontheight * font->stride;
|
|
uint32_t pattern;
|
|
int i;
|
|
int x = col * font->fontwidth + ri->ri_xorigin;
|
|
int y = row * font->fontheight + ri->ri_yorigin;
|
|
|
|
rex3_wait_gfifo(dc);
|
|
|
|
rex3_write(dc, REX3_REG_DRAWMODE0, REX3_DRAWMODE0_OPCODE_DRAW |
|
|
REX3_DRAWMODE0_ADRMODE_BLOCK | REX3_DRAWMODE0_STOPONX |
|
|
REX3_DRAWMODE0_ENZPATTERN | REX3_DRAWMODE0_ZPOPAQUE);
|
|
|
|
rex3_write(dc, REX3_REG_DRAWMODE1,
|
|
REX3_DRAWMODE1_PLANES_CI |
|
|
REX3_DRAWMODE1_DD_DD8 |
|
|
REX3_DRAWMODE1_RWPACKED |
|
|
REX3_DRAWMODE1_HD_HD8 |
|
|
REX3_DRAWMODE1_COMPARE_LT |
|
|
REX3_DRAWMODE1_COMPARE_EQ |
|
|
REX3_DRAWMODE1_COMPARE_GT |
|
|
REX3_DRAWMODE1_LO_SRC);
|
|
|
|
rex3_write(dc, REX3_REG_XYSTARTI, (x << REX3_XYSTARTI_XSHIFT) | y);
|
|
rex3_write(dc, REX3_REG_XYENDI,
|
|
(x + font->fontwidth - 1) << REX3_XYENDI_XSHIFT);
|
|
|
|
rex3_write(dc, REX3_REG_COLORI, NEWPORT_ATTR_FG(attr));
|
|
rex3_write(dc, REX3_REG_COLORBACK, NEWPORT_ATTR_BG(attr));
|
|
|
|
rex3_write(dc, REX3_REG_WRMASK, 0xffffffff);
|
|
|
|
for (i = 0; i < font->fontheight; i++) {
|
|
/* XXX Works only with font->fontwidth == 8 XXX */
|
|
pattern = *bitmap << 24;
|
|
|
|
rex3_write_go(dc, REX3_REG_ZPATTERN, pattern);
|
|
|
|
bitmap += font->stride;
|
|
}
|
|
rex3_wait_gfifo(dc);
|
|
}
|
|
|
|
static void
|
|
newport_copycols(void *c, int row, int srccol, int dstcol, int ncols)
|
|
{
|
|
struct rasops_info *ri = c;
|
|
struct vcons_screen *scr = ri->ri_hw;
|
|
struct newport_devconfig *dc = scr->scr_cookie;
|
|
int32_t xs, xd, y, width, height;
|
|
|
|
xs = ri->ri_xorigin + ri->ri_font->fontwidth * srccol;
|
|
xd = ri->ri_xorigin + ri->ri_font->fontwidth * dstcol;
|
|
y = ri->ri_yorigin + ri->ri_font->fontheight * row;
|
|
width = ri->ri_font->fontwidth * ncols;
|
|
height = ri->ri_font->fontheight;
|
|
newport_bitblt(dc, xs, y, xd, y, width, height, 3);
|
|
}
|
|
|
|
static void
|
|
newport_erasecols(void *c, int row, int startcol, int ncols,
|
|
long attr)
|
|
{
|
|
struct rasops_info *ri = c;
|
|
struct vcons_screen *scr = ri->ri_hw;
|
|
struct newport_devconfig *dc = scr->scr_cookie;
|
|
struct wsdisplay_font *font = dc->dc_fontdata;
|
|
|
|
newport_fill_rectangle(dc,
|
|
startcol * font->fontwidth, /* x1 */
|
|
row * font->fontheight, /* y1 */
|
|
(startcol + ncols) * font->fontwidth - 1, /* x2 */
|
|
(row + 1) * font->fontheight - 1, /* y2 */
|
|
NEWPORT_ATTR_BG(attr));
|
|
}
|
|
|
|
static void
|
|
newport_copyrows(void *c, int srcrow, int dstrow, int nrows)
|
|
{
|
|
struct rasops_info *ri = c;
|
|
struct vcons_screen *scr = ri->ri_hw;
|
|
struct newport_devconfig *dc = scr->scr_cookie;
|
|
int32_t x, ys, yd, width, height;
|
|
|
|
x = ri->ri_xorigin;
|
|
ys = ri->ri_yorigin + ri->ri_font->fontheight * srcrow;
|
|
yd = ri->ri_yorigin + ri->ri_font->fontheight * dstrow;
|
|
width = ri->ri_emuwidth;
|
|
height = ri->ri_font->fontheight * nrows;
|
|
|
|
newport_bitblt(dc, x, ys, x, yd, width, height, 3);
|
|
}
|
|
|
|
static void
|
|
newport_eraserows(void *c, int startrow, int nrows, long attr)
|
|
{
|
|
struct rasops_info *ri = c;
|
|
struct vcons_screen *scr = ri->ri_hw;
|
|
struct newport_devconfig *dc = scr->scr_cookie;
|
|
struct wsdisplay_font *font = dc->dc_fontdata;
|
|
|
|
newport_fill_rectangle(dc,
|
|
0, /* x1 */
|
|
startrow * font->fontheight, /* y1 */
|
|
dc->dc_xres, /* x2 */
|
|
(startrow + nrows) * font->fontheight - 1, /* y2 */
|
|
NEWPORT_ATTR_BG(attr));
|
|
}
|
|
|
|
static int
|
|
newport_allocattr(void *c, int fg, int bg, int flags, long *attr)
|
|
{
|
|
if (flags & WSATTR_BLINK)
|
|
return EINVAL;
|
|
|
|
if ((flags & WSATTR_WSCOLORS) == 0) {
|
|
fg = WSCOL_WHITE;
|
|
bg = WSCOL_BLACK;
|
|
}
|
|
|
|
if (flags & WSATTR_HILIT)
|
|
fg += 8;
|
|
|
|
if (flags & WSATTR_REVERSE) {
|
|
int tmp = fg;
|
|
fg = bg;
|
|
bg = tmp;
|
|
}
|
|
|
|
*attr = NEWPORT_ATTR_ENCODE(fg, bg);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**** wsdisplay accessops ****/
|
|
|
|
static int
|
|
newport_ioctl(void *v, void *vs, u_long cmd, void *data, int flag,
|
|
struct lwp *l)
|
|
{
|
|
struct vcons_data *vd;
|
|
struct newport_devconfig *dc;
|
|
struct vcons_screen *__unused(ms);
|
|
int nmode;
|
|
|
|
vd = (struct vcons_data *)v;
|
|
dc = (struct newport_devconfig *)vd->cookie;
|
|
ms = (struct vcons_screen *)vd->active;
|
|
|
|
#define FBINFO (*(struct wsdisplay_fbinfo*)data)
|
|
|
|
switch (cmd) {
|
|
case WSDISPLAYIO_GINFO:
|
|
FBINFO.width = dc->dc_xres;
|
|
FBINFO.height = dc->dc_yres;
|
|
FBINFO.depth = dc->dc_depth;
|
|
FBINFO.cmsize = 1 << FBINFO.depth;
|
|
return 0;
|
|
case WSDISPLAYIO_GTYPE:
|
|
*(u_int *)data = WSDISPLAY_TYPE_NEWPORT;
|
|
return 0;
|
|
case WSDISPLAYIO_SMODE:
|
|
nmode = *(int *)data;
|
|
if (nmode != dc->dc_mode) {
|
|
dc->dc_mode = nmode;
|
|
if (nmode == WSDISPLAYIO_MODE_EMUL) {
|
|
rex3_wait_gfifo(dc);
|
|
newport_setup_hw(dc);
|
|
vcons_redraw_screen(vd->active);
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
return EPASSTHROUGH;
|
|
}
|
|
|
|
static paddr_t
|
|
newport_mmap(void *v, void *vs, off_t offset, int prot)
|
|
{
|
|
struct vcons_data *vd;
|
|
struct newport_devconfig *dc;
|
|
|
|
vd = (struct vcons_data *)v;
|
|
dc = (struct newport_devconfig *)vd->cookie;
|
|
|
|
if ( offset >= 0xfffff)
|
|
return -1;
|
|
|
|
return bus_space_mmap(dc->dc_st, dc->dc_addr, offset, prot, 0);
|
|
}
|