Aren
/
NetBSD
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

the framebuffer part lives on in voyager/voyagerfb.c

This commit is contained in:
macallan 2011-08-31 16:48:29 +00:00
parent d0e648c14a
commit 92c3702900
1 changed files with 0 additions and 836 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

836
sys/dev/pci/voyagerfb.c
View File

@ -1,836 +0,0 @@
/* $NetBSD: voyagerfb.c,v 1.9 2011/08/30 02:53:01 macallan Exp $ */
/*
* Copyright (c) 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.
*
* 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.
*/
/*
* A console driver for Silicon Motion SM502 / Voyager GX graphics controllers
* tested on GDIUM only so far
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: voyagerfb.c,v 1.9 2011/08/30 02:53:01 macallan Exp $");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/device.h>
#include <sys/malloc.h>
#include <sys/lwp.h>
#include <sys/kauth.h>
#include <dev/videomode/videomode.h>
#include <dev/pci/pcivar.h>
#include <dev/pci/pcireg.h>
#include <dev/pci/pcidevs.h>
#include <dev/pci/pciio.h>
#include <dev/ic/sm502reg.h>
#include <dev/wscons/wsdisplayvar.h>
#include <dev/wscons/wsconsio.h>
#include <dev/wsfont/wsfont.h>
#include <dev/rasops/rasops.h>
#include <dev/wscons/wsdisplay_vconsvar.h>
#include <dev/pci/wsdisplay_pci.h>
#include <dev/i2c/i2cvar.h>
struct voyagerfb_softc {
device_t sc_dev;
pci_chipset_tag_t sc_pc;
pcitag_t sc_pcitag;
bus_space_tag_t sc_memt;
bus_space_tag_t sc_iot;
bus_space_handle_t sc_fbh;
bus_space_handle_t sc_regh;
bus_addr_t sc_fb, sc_reg;
bus_size_t sc_fbsize, sc_regsize;
int sc_width, sc_height, sc_depth, sc_stride;
int sc_locked;
void *sc_fbaddr;
struct vcons_screen sc_console_screen;
struct wsscreen_descr sc_defaultscreen_descr;
const struct wsscreen_descr *sc_screens[1];
struct wsscreen_list sc_screenlist;
struct vcons_data vd;
uint8_t *sc_dataport;
int sc_mode;
u_char sc_cmap_red[256];
u_char sc_cmap_green[256];
u_char sc_cmap_blue[256];
};
static int voyagerfb_match(device_t, cfdata_t, void *);
static void voyagerfb_attach(device_t, device_t, void *);
CFATTACH_DECL_NEW(voyagerfb, sizeof(struct voyagerfb_softc),
voyagerfb_match, voyagerfb_attach, NULL, NULL);
extern const u_char rasops_cmap[768];
static int voyagerfb_ioctl(void *, void *, u_long, void *, int,
struct lwp *);
static paddr_t voyagerfb_mmap(void *, void *, off_t, int);
static void voyagerfb_init_screen(void *, struct vcons_screen *, int,
long *);
static int voyagerfb_putcmap(struct voyagerfb_softc *,
struct wsdisplay_cmap *);
static int voyagerfb_getcmap(struct voyagerfb_softc *,
struct wsdisplay_cmap *);
static void voyagerfb_restore_palette(struct voyagerfb_softc *);
static int voyagerfb_putpalreg(struct voyagerfb_softc *, int, uint8_t,
uint8_t, uint8_t);
static void voyagerfb_init(struct voyagerfb_softc *);
static void voyagerfb_rectfill(struct voyagerfb_softc *, int, int, int, int,
uint32_t);
static void voyagerfb_bitblt(struct voyagerfb_softc *, int, int, int, int,
int, int, int);
static void voyagerfb_cursor(void *, int, int, int);
static void voyagerfb_putchar(void *, int, int, u_int, long);
static void voyagerfb_copycols(void *, int, int, int, int);
static void voyagerfb_erasecols(void *, int, int, int, long);
static void voyagerfb_copyrows(void *, int, int, int);
static void voyagerfb_eraserows(void *, int, int, long);
struct wsdisplay_accessops voyagerfb_accessops = {
voyagerfb_ioctl,
voyagerfb_mmap,
NULL, /* alloc_screen */
NULL, /* free_screen */
NULL, /* show_screen */
NULL, /* load_font */
NULL, /* pollc */
NULL /* scroll */
};
/* wait for FIFO empty so we can feed it another command */
static inline void
voyagerfb_ready(struct voyagerfb_softc *sc)
{
do {} while ((bus_space_read_4(sc->sc_memt, sc->sc_regh,
SM502_SYSTEM_CTRL) & SM502_SYSCTL_FIFO_EMPTY) == 0);
}
/* wait for the drawing engine to be idle */
static inline void
voyagerfb_wait(struct voyagerfb_softc *sc)
{
do {} while ((bus_space_read_4(sc->sc_memt, sc->sc_regh,
SM502_SYSTEM_CTRL) & SM502_SYSCTL_ENGINE_BUSY) != 0);
}
static int
voyagerfb_match(device_t parent, cfdata_t match, void *aux)
{
struct pci_attach_args *pa = (struct pci_attach_args *)aux;
if (PCI_CLASS(pa->pa_class) != PCI_CLASS_DISPLAY)
return 0;
if (PCI_VENDOR(pa->pa_id) != PCI_VENDOR_SILMOTION)
return 0;
/* only chip tested on so far - may need a list */
if (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_SILMOTION_SM502)
return 100;
return (0);
}
static void
voyagerfb_attach(device_t parent, device_t self, void *aux)
{
struct voyagerfb_softc *sc = device_private(self);
struct pci_attach_args *pa = aux;
struct rasops_info *ri;
char devinfo[256];
struct wsemuldisplaydev_attach_args aa;
prop_dictionary_t dict;
unsigned long defattr;
uint32_t reg;
bool is_console;
int i, j;
sc->sc_pc = pa->pa_pc;
sc->sc_pcitag = pa->pa_tag;
sc->sc_memt = pa->pa_memt;
sc->sc_iot = pa->pa_iot;
sc->sc_dev = self;
pci_devinfo(pa->pa_id, pa->pa_class, 0, devinfo, sizeof(devinfo));
aprint_normal(": %s\n", devinfo);
dict = device_properties(self);
prop_dictionary_get_bool(dict, "is_console", &is_console);
if (pci_mapreg_map(pa, 0x10, PCI_MAPREG_TYPE_MEM,
BUS_SPACE_MAP_LINEAR,
&sc->sc_memt, &sc->sc_fbh, &sc->sc_fb, &sc->sc_fbsize)) {
aprint_error("%s: failed to map the frame buffer.\n",
device_xname(sc->sc_dev));
}
sc->sc_fbaddr = bus_space_vaddr(sc->sc_memt, sc->sc_fbh);
if (pci_mapreg_map(pa, 0x14, PCI_MAPREG_TYPE_MEM, 0,
&sc->sc_memt, &sc->sc_regh, &sc->sc_reg, &sc->sc_regsize)) {
aprint_error("%s: failed to map registers.\n",
device_xname(sc->sc_dev));
}
sc->sc_dataport = bus_space_vaddr(sc->sc_memt, sc->sc_regh);
sc->sc_dataport += SM502_DATAPORT;
reg = bus_space_read_4(sc->sc_memt, sc->sc_regh, SM502_PANEL_DISP_CRTL);
switch (reg & SM502_PDC_DEPTH_MASK) {
case SM502_PDC_8BIT:
sc->sc_depth = 8;
break;
case SM502_PDC_16BIT:
sc->sc_depth = 16;
break;
case SM502_PDC_32BIT:
sc->sc_depth = 24;
break;
default:
panic("%s: unsupported depth", device_xname(self));
}
sc->sc_stride = (bus_space_read_4(sc->sc_memt, sc->sc_regh,
SM502_PANEL_FB_OFFSET) & SM502_FBA_WIN_STRIDE_MASK) >> 16;
sc->sc_width = (bus_space_read_4(sc->sc_memt, sc->sc_regh,
SM502_PANEL_FB_WIDTH) & SM502_FBW_WIN_WIDTH_MASK) >> 16;
sc->sc_height = (bus_space_read_4(sc->sc_memt, sc->sc_regh,
SM502_PANEL_FB_HEIGHT) & SM502_FBH_WIN_HEIGHT_MASK) >> 16;
printf("%s: %d x %d, %d bit, stride %d\n", device_xname(self),
sc->sc_width, sc->sc_height, sc->sc_depth, sc->sc_stride);
/*
* XXX yeah, casting the fb address to uint32_t is formally wrong
* but as far as I know there are no SM502 with 64bit BARs
*/
aprint_normal("%s: %d MB aperture at 0x%08x\n", device_xname(self),
(int)(sc->sc_fbsize >> 20), (uint32_t)sc->sc_fb);
sc->sc_defaultscreen_descr = (struct wsscreen_descr){
"default",
0, 0,
NULL,
8, 16,
WSSCREEN_WSCOLORS | WSSCREEN_HILIT,
NULL
};
sc->sc_screens[0] = &sc->sc_defaultscreen_descr;
sc->sc_screenlist = (struct wsscreen_list){1, sc->sc_screens};
sc->sc_mode = WSDISPLAYIO_MODE_EMUL;
sc->sc_locked = 0;
vcons_init(&sc->vd, sc, &sc->sc_defaultscreen_descr,
&voyagerfb_accessops);
sc->vd.init_screen = voyagerfb_init_screen;
/* init engine here */
voyagerfb_init(sc);
ri = &sc->sc_console_screen.scr_ri;
if (is_console) {
vcons_init_screen(&sc->vd, &sc->sc_console_screen, 1,
&defattr);
sc->sc_console_screen.scr_flags |= VCONS_SCREEN_IS_STATIC;
sc->sc_defaultscreen_descr.textops = &ri->ri_ops;
sc->sc_defaultscreen_descr.capabilities = ri->ri_caps;
sc->sc_defaultscreen_descr.nrows = ri->ri_rows;
sc->sc_defaultscreen_descr.ncols = ri->ri_cols;
wsdisplay_cnattach(&sc->sc_defaultscreen_descr, ri, 0, 0,
defattr);
} else {
/*
* since we're not the console we can postpone the rest
* until someone actually allocates a screen for us
*/
(*ri->ri_ops.allocattr)(ri, 0, 0, 0, &defattr);
}
j = 0;
if (sc->sc_depth <= 8) {
for (i = 0; i < (1 << sc->sc_depth); i++) {
sc->sc_cmap_red[i] = rasops_cmap[j];
sc->sc_cmap_green[i] = rasops_cmap[j + 1];
sc->sc_cmap_blue[i] = rasops_cmap[j + 2];
voyagerfb_putpalreg(sc, i, rasops_cmap[j],
rasops_cmap[j + 1], rasops_cmap[j + 2]);
j += 3;
}
}
voyagerfb_rectfill(sc, 0, 0, sc->sc_width, sc->sc_height,
ri->ri_devcmap[(defattr >> 16) & 0xff]);
if (is_console)
vcons_replay_msgbuf(&sc->sc_console_screen);
aa.console = is_console;
aa.scrdata = &sc->sc_screenlist;
aa.accessops = &voyagerfb_accessops;
aa.accesscookie = &sc->vd;
config_found(sc->sc_dev, &aa, wsemuldisplaydevprint);
}
static int
voyagerfb_ioctl(void *v, void *vs, u_long cmd, void *data, int flag,
struct lwp *l)
{
struct vcons_data *vd = v;
struct voyagerfb_softc *sc = vd->cookie;
struct wsdisplay_fbinfo *wdf;
struct vcons_screen *ms = vd->active;
switch (cmd) {
case WSDISPLAYIO_GTYPE:
*(u_int *)data = WSDISPLAY_TYPE_PCIMISC;
return 0;
/* PCI config read/write passthrough. */
case PCI_IOC_CFGREAD:
case PCI_IOC_CFGWRITE:
return pci_devioctl(sc->sc_pc, sc->sc_pcitag,
cmd, data, flag, l);
case WSDISPLAYIO_GET_BUSID:
return wsdisplayio_busid_pci(sc->sc_dev, sc->sc_pc,
sc->sc_pcitag, data);
case WSDISPLAYIO_GINFO:
if (ms == NULL)
return ENODEV;
wdf = (void *)data;
wdf->height = ms->scr_ri.ri_height;
wdf->width = ms->scr_ri.ri_width;
wdf->depth = ms->scr_ri.ri_depth;
wdf->cmsize = 256;
return 0;
case WSDISPLAYIO_GETCMAP:
return voyagerfb_getcmap(sc,
(struct wsdisplay_cmap *)data);
case WSDISPLAYIO_PUTCMAP:
return voyagerfb_putcmap(sc,
(struct wsdisplay_cmap *)data);
case WSDISPLAYIO_LINEBYTES:
*(u_int *)data = sc->sc_stride;
return 0;
case WSDISPLAYIO_SMODE: {
int new_mode = *(int*)data;
if (new_mode != sc->sc_mode) {
sc->sc_mode = new_mode;
if(new_mode == WSDISPLAYIO_MODE_EMUL) {
voyagerfb_restore_palette(sc);
vcons_redraw_screen(ms);
}
}
}
return 0;
}
return EPASSTHROUGH;
}
static paddr_t
voyagerfb_mmap(void *v, void *vs, off_t offset, int prot)
{
struct vcons_data *vd = v;
struct voyagerfb_softc *sc = vd->cookie;
paddr_t pa;
/* 'regular' framebuffer mmap()ing */
if (offset < sc->sc_fbsize) {
pa = bus_space_mmap(sc->sc_memt, sc->sc_fb + offset, 0, prot,
BUS_SPACE_MAP_LINEAR);
return pa;
}
/*
* restrict all other mappings to processes with superuser privileges
* or the kernel itself
*/
if (kauth_authorize_generic(kauth_cred_get(), KAUTH_GENERIC_ISSUSER,
NULL) != 0) {
aprint_normal("%s: mmap() rejected.\n",
device_xname(sc->sc_dev));
return -1;
}
if ((offset >= sc->sc_fb) && (offset < (sc->sc_fb + sc->sc_fbsize))) {
pa = bus_space_mmap(sc->sc_memt, offset, 0, prot,
BUS_SPACE_MAP_LINEAR);
return pa;
}
if ((offset >= sc->sc_reg) &&
(offset < (sc->sc_reg + sc->sc_regsize))) {
pa = bus_space_mmap(sc->sc_memt, offset, 0, prot,
BUS_SPACE_MAP_LINEAR);
return pa;
}
return -1;
}
static void
voyagerfb_init_screen(void *cookie, struct vcons_screen *scr,
int existing, long *defattr)
{
struct voyagerfb_softc *sc = cookie;
struct rasops_info *ri = &scr->scr_ri;
ri->ri_depth = sc->sc_depth;
ri->ri_width = sc->sc_width;
ri->ri_height = sc->sc_height;
ri->ri_stride = sc->sc_stride;
ri->ri_flg = RI_CENTER | RI_FULLCLEAR;
ri->ri_bits = (char *)sc->sc_fbaddr;
if (existing) {
ri->ri_flg |= RI_CLEAR;
}
rasops_init(ri, sc->sc_height / 8, sc->sc_width / 8);
ri->ri_caps = WSSCREEN_WSCOLORS;
rasops_reconfig(ri, sc->sc_height / ri->ri_font->fontheight,
sc->sc_width / ri->ri_font->fontwidth);
ri->ri_hw = scr;
ri->ri_ops.copyrows = voyagerfb_copyrows;
ri->ri_ops.copycols = voyagerfb_copycols;
ri->ri_ops.eraserows = voyagerfb_eraserows;
ri->ri_ops.erasecols = voyagerfb_erasecols;
ri->ri_ops.cursor = voyagerfb_cursor;
ri->ri_ops.putchar = voyagerfb_putchar;
}
static int
voyagerfb_putcmap(struct voyagerfb_softc *sc, struct wsdisplay_cmap *cm)
{
u_char *r, *g, *b;
u_int index = cm->index;
u_int count = cm->count;
int i, error;
u_char rbuf[256], gbuf[256], bbuf[256];
#ifdef VOYAGERFB_DEBUG
aprint_debug("putcmap: %d %d\n",index, count);
#endif
if (cm->index >= 256 || cm->count > 256 ||
(cm->index + cm->count) > 256)
return EINVAL;
error = copyin(cm->red, &rbuf[index], count);
if (error)
return error;
error = copyin(cm->green, &gbuf[index], count);
if (error)
return error;
error = copyin(cm->blue, &bbuf[index], count);
if (error)
return error;
memcpy(&sc->sc_cmap_red[index], &rbuf[index], count);
memcpy(&sc->sc_cmap_green[index], &gbuf[index], count);
memcpy(&sc->sc_cmap_blue[index], &bbuf[index], count);
r = &sc->sc_cmap_red[index];
g = &sc->sc_cmap_green[index];
b = &sc->sc_cmap_blue[index];
for (i = 0; i < count; i++) {
voyagerfb_putpalreg(sc, index, *r, *g, *b);
index++;
r++, g++, b++;
}
return 0;
}
static int
voyagerfb_getcmap(struct voyagerfb_softc *sc, struct wsdisplay_cmap *cm)
{
u_int index = cm->index;
u_int count = cm->count;
int error;
if (index >= 255 || count > 256 || index + count > 256)
return EINVAL;
error = copyout(&sc->sc_cmap_red[index], cm->red, count);
if (error)
return error;
error = copyout(&sc->sc_cmap_green[index], cm->green, count);
if (error)
return error;
error = copyout(&sc->sc_cmap_blue[index], cm->blue, count);
if (error)
return error;
return 0;
}
static void
voyagerfb_restore_palette(struct voyagerfb_softc *sc)
{
int i;
for (i = 0; i < (1 << sc->sc_depth); i++) {
voyagerfb_putpalreg(sc, i, sc->sc_cmap_red[i],
sc->sc_cmap_green[i], sc->sc_cmap_blue[i]);
}
}
static int
voyagerfb_putpalreg(struct voyagerfb_softc *sc, int idx, uint8_t r,
uint8_t g, uint8_t b)
{
uint32_t reg;
reg = (r << 16) | (g << 8) | b;
/* XXX we should probably write the CRT palette too */
bus_space_write_4(sc->sc_memt, sc->sc_regh,
SM502_PALETTE_PANEL + (idx << 2), reg);
return 0;
}
static void
voyagerfb_init(struct voyagerfb_softc *sc)
{
voyagerfb_wait(sc);
/* disable colour compare */
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_COLOR_COMP_MASK, 0);
/* allow writes to all planes */
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_PLANEMASK,
0xffffffff);
/* disable clipping */
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_CLIP_TOP_LEFT, 0);
/* source and destination in local memory, no offset */
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_SRC_BASE, 0);
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_DST_BASE, 0);
/* pitch is screen stride */
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_PITCH,
sc->sc_width | (sc->sc_width << 16));
/* window is screen width */
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_WINDOW_WIDTH,
sc->sc_width | (sc->sc_width << 16));
switch (sc->sc_depth) {
case 8:
bus_space_write_4(sc->sc_memt, sc->sc_regh,
SM502_STRETCH, SM502_STRETCH_8BIT);
break;
case 16:
bus_space_write_4(sc->sc_memt, sc->sc_regh,
SM502_STRETCH, SM502_STRETCH_16BIT);
break;
case 24:
case 32:
bus_space_write_4(sc->sc_memt, sc->sc_regh,
SM502_STRETCH, SM502_STRETCH_32BIT);
break;
}
}
static void
voyagerfb_rectfill(struct voyagerfb_softc *sc, int x, int y, int wi, int he,
uint32_t colour)
{
voyagerfb_ready(sc);
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_CONTROL,
ROP_COPY |
SM502_CTRL_USE_ROP2 |
SM502_CTRL_CMD_RECTFILL |
SM502_CTRL_QUICKSTART_E);
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_FOREGROUND,
colour);
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_DST,
(x << 16) | y);
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_DIMENSION,
(wi << 16) | he);
}
static void
voyagerfb_bitblt(struct voyagerfb_softc *sc, int xs, int ys, int xd, int yd,
int wi, int he, int rop)
{
uint32_t cmd;
cmd = (rop & 0xf) | SM502_CTRL_USE_ROP2 | SM502_CTRL_CMD_BITBLT |
SM502_CTRL_QUICKSTART_E;
voyagerfb_ready(sc);
if (xd <= xs) {
/* left to right */
} else {
/*
* According to the manual this flag reverses only the blitter's
* X direction. At least on my Gdium it also reverses the Y
* direction
*/
cmd |= SM502_CTRL_R_TO_L;
xs += wi - 1;
xd += wi - 1;
ys += he - 1;
yd += he - 1;
}
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_CONTROL, cmd);
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_SRC,
(xs << 16) | ys);
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_DST,
(xd << 16) | yd);
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_DIMENSION,
(wi << 16) | he);
}
static void
voyagerfb_cursor(void *cookie, int on, int row, int col)
{
struct rasops_info *ri = cookie;
struct vcons_screen *scr = ri->ri_hw;
struct voyagerfb_softc *sc = scr->scr_cookie;
int x, y, wi, he;
wi = ri->ri_font->fontwidth;
he = ri->ri_font->fontheight;
if (sc->sc_mode == WSDISPLAYIO_MODE_EMUL) {
x = ri->ri_ccol * wi + ri->ri_xorigin;
y = ri->ri_crow * he + ri->ri_yorigin;
if (ri->ri_flg & RI_CURSOR) {
voyagerfb_bitblt(sc, x, y, x, y, wi, he, ROP_INVERT);
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;
voyagerfb_bitblt(sc, x, y, x, y, wi, he, ROP_INVERT);
ri->ri_flg |= RI_CURSOR;
}
} else {
scr->scr_ri.ri_crow = row;
scr->scr_ri.ri_ccol = col;
scr->scr_ri.ri_flg &= ~RI_CURSOR;
}
}
static inline void
voyagerfb_feed8(struct voyagerfb_softc *sc, uint8_t *data, int len)
{
uint32_t *port = (uint32_t *)sc->sc_dataport;
int i;
for (i = 0; i < ((len + 3) & 0xfffc); i++) {
*port = *data;
data++;
}
}
static inline void
voyagerfb_feed16(struct voyagerfb_softc *sc, uint16_t *data, int len)
{
uint32_t *port = (uint32_t *)sc->sc_dataport;
int i;
len = len << 1;
for (i = 0; i < ((len + 1) & 0xfffe); i++) {
*port = *data;
data++;
}
}
static void
voyagerfb_putchar(void *cookie, int row, int col, u_int c, long attr)
{
struct rasops_info *ri = cookie;
struct wsdisplay_font *font = PICK_FONT(ri, c);
struct vcons_screen *scr = ri->ri_hw;
struct voyagerfb_softc *sc = scr->scr_cookie;
uint32_t cmd;
if (sc->sc_mode == WSDISPLAYIO_MODE_EMUL) {
int fg, bg, uc;
uint8_t *data;
int x, y, wi, he;
wi = font->fontwidth;
he = font->fontheight;
if (!CHAR_IN_FONT(c, font))
return;
bg = ri->ri_devcmap[(attr >> 16) & 0x0f];
fg = ri->ri_devcmap[(attr >> 24) & 0x0f];
x = ri->ri_xorigin + col * wi;
y = ri->ri_yorigin + row * he;
if (c == 0x20) {
voyagerfb_rectfill(sc, x, y, wi, he, bg);
} else {
uc = c - font->firstchar;
data = (uint8_t *)font->data + uc * ri->ri_fontscale;
cmd = ROP_COPY |
SM502_CTRL_USE_ROP2 |
SM502_CTRL_CMD_HOSTWRT |
SM502_CTRL_HOSTBLT_MONO |
SM502_CTRL_QUICKSTART_E |
SM502_CTRL_MONO_PACK_32BIT;
voyagerfb_ready(sc);
bus_space_write_4(sc->sc_memt, sc->sc_regh,
SM502_CONTROL, cmd);
bus_space_write_4(sc->sc_memt, sc->sc_regh,
SM502_FOREGROUND, fg);
bus_space_write_4(sc->sc_memt, sc->sc_regh,
SM502_BACKGROUND, bg);
bus_space_write_4(sc->sc_memt, sc->sc_regh,
SM502_SRC, 0);
bus_space_write_4(sc->sc_memt, sc->sc_regh,
SM502_DST, (x << 16) | y);
bus_space_write_4(sc->sc_memt, sc->sc_regh,
SM502_DIMENSION, (wi << 16) | he);
/* now feed the data, padded to 32bit */
switch (ri->ri_font->stride) {
case 1:
voyagerfb_feed8(sc, data, ri->ri_fontscale);
break;
case 2:
voyagerfb_feed16(sc, (uint16_t *)data,
ri->ri_fontscale);
break;
}
}
}
}
static void
voyagerfb_copycols(void *cookie, int row, int srccol, int dstcol, int ncols)
{
struct rasops_info *ri = cookie;
struct vcons_screen *scr = ri->ri_hw;
struct voyagerfb_softc *sc = scr->scr_cookie;
int32_t xs, xd, y, width, height;
if ((sc->sc_locked == 0) && (sc->sc_mode == WSDISPLAYIO_MODE_EMUL)) {
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;
voyagerfb_bitblt(sc, xs, y, xd, y, width, height, ROP_COPY);
}
}
static void
voyagerfb_erasecols(void *cookie, int row, int startcol, int ncols,
long fillattr)
{
struct rasops_info *ri = cookie;
struct vcons_screen *scr = ri->ri_hw;
struct voyagerfb_softc *sc = scr->scr_cookie;
int32_t x, y, width, height, fg, bg, ul;
if ((sc->sc_locked == 0) && (sc->sc_mode == WSDISPLAYIO_MODE_EMUL)) {
x = ri->ri_xorigin + ri->ri_font->fontwidth * startcol;
y = ri->ri_yorigin + ri->ri_font->fontheight * row;
width = ri->ri_font->fontwidth * ncols;
height = ri->ri_font->fontheight;
rasops_unpack_attr(fillattr, &fg, &bg, &ul);
voyagerfb_rectfill(sc, x, y, width, height, ri->ri_devcmap[bg]);
}
}
static void
voyagerfb_copyrows(void *cookie, int srcrow, int dstrow, int nrows)
{
struct rasops_info *ri = cookie;
struct vcons_screen *scr = ri->ri_hw;
struct voyagerfb_softc *sc = scr->scr_cookie;
int32_t x, ys, yd, width, height;
int i;
if ((sc->sc_locked == 0) && (sc->sc_mode == WSDISPLAYIO_MODE_EMUL)) {
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;
if ((nrows > 1) && (dstrow > srcrow)) {
/*
* the blitter can't do bottom-up copies so we have
* to copy line by line here
* should probably use a command sequence
*/
ys += (height - ri->ri_font->fontheight);
yd += (height - ri->ri_font->fontheight);
for (i = 0; i < nrows; i++) {
voyagerfb_bitblt(sc, x, ys, x, yd, width,
ri->ri_font->fontheight, ROP_COPY);
ys -= ri->ri_font->fontheight;
yd -= ri->ri_font->fontheight;
}
} else
voyagerfb_bitblt(sc, x, ys, x, yd, width, height,
ROP_COPY);
}
}
static void
voyagerfb_eraserows(void *cookie, int row, int nrows, long fillattr)
{
struct rasops_info *ri = cookie;
struct vcons_screen *scr = ri->ri_hw;
struct voyagerfb_softc *sc = scr->scr_cookie;
int32_t x, y, width, height, fg, bg, ul;
if ((sc->sc_locked == 0) && (sc->sc_mode == WSDISPLAYIO_MODE_EMUL)) {
x = ri->ri_xorigin;
y = ri->ri_yorigin + ri->ri_font->fontheight * row;
width = ri->ri_emuwidth;
height = ri->ri_font->fontheight * nrows;
rasops_unpack_attr(fillattr, &fg, &bg, &ul);
voyagerfb_rectfill(sc, x, y, width, height, ri->ri_devcmap[bg]);
}
}