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Diffstat (limited to 'sys/arm/ti/am335x/am335x_lcd_syscons.c')
-rw-r--r--sys/arm/ti/am335x/am335x_lcd_syscons.c789
1 files changed, 789 insertions, 0 deletions
diff --git a/sys/arm/ti/am335x/am335x_lcd_syscons.c b/sys/arm/ti/am335x/am335x_lcd_syscons.c
new file mode 100644
index 000000000000..946722fb878d
--- /dev/null
+++ b/sys/arm/ti/am335x/am335x_lcd_syscons.c
@@ -0,0 +1,789 @@
+/*-
+ * Copyright (c) 2013 Oleksandr Tymoshenko <gonzo@freebsd.org>
+ * 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 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 AUTHOR 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.
+ */
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/bus.h>
+#include <sys/conf.h>
+#include <sys/endian.h>
+#include <sys/kernel.h>
+#include <sys/lock.h>
+#include <sys/malloc.h>
+#include <sys/module.h>
+#include <sys/mutex.h>
+#include <sys/resource.h>
+#include <sys/rman.h>
+#include <sys/fbio.h>
+#include <sys/consio.h>
+
+#include <sys/kdb.h>
+
+#include <machine/bus.h>
+#include <machine/resource.h>
+#include <machine/intr.h>
+
+#include <dev/ofw/ofw_bus.h>
+#include <dev/ofw/ofw_bus_subr.h>
+
+#include <dev/fb/fbreg.h>
+#include <dev/syscons/syscons.h>
+
+#include "am335x_lcd.h"
+
+struct video_adapter_softc {
+ /* Videoadpater part */
+ video_adapter_t va;
+ int console;
+
+ intptr_t fb_addr;
+ intptr_t fb_paddr;
+ unsigned int fb_size;
+
+ unsigned int height;
+ unsigned int width;
+ unsigned int depth;
+ unsigned int stride;
+
+ unsigned int xmargin;
+ unsigned int ymargin;
+
+ unsigned char *font;
+ int initialized;
+};
+
+struct argb {
+ uint8_t a;
+ uint8_t r;
+ uint8_t g;
+ uint8_t b;
+};
+
+static struct argb am335x_syscons_palette[16] = {
+ {0x00, 0x00, 0x00, 0x00},
+ {0x00, 0x00, 0x00, 0xaa},
+ {0x00, 0x00, 0xaa, 0x00},
+ {0x00, 0x00, 0xaa, 0xaa},
+ {0x00, 0xaa, 0x00, 0x00},
+ {0x00, 0xaa, 0x00, 0xaa},
+ {0x00, 0xaa, 0x55, 0x00},
+ {0x00, 0xaa, 0xaa, 0xaa},
+ {0x00, 0x55, 0x55, 0x55},
+ {0x00, 0x55, 0x55, 0xff},
+ {0x00, 0x55, 0xff, 0x55},
+ {0x00, 0x55, 0xff, 0xff},
+ {0x00, 0xff, 0x55, 0x55},
+ {0x00, 0xff, 0x55, 0xff},
+ {0x00, 0xff, 0xff, 0x55},
+ {0x00, 0xff, 0xff, 0xff}
+};
+
+/* mouse pointer from dev/syscons/scgfbrndr.c */
+static u_char mouse_pointer[16] = {
+ 0x00, 0x40, 0x60, 0x70, 0x78, 0x7c, 0x7e, 0x68,
+ 0x0c, 0x0c, 0x06, 0x06, 0x00, 0x00, 0x00, 0x00
+};
+
+#define AM335X_FONT_HEIGHT 16
+
+#define FB_WIDTH 640
+#define FB_HEIGHT 480
+#define FB_DEPTH 24
+
+static struct video_adapter_softc va_softc;
+
+static int am335x_syscons_configure(int flags);
+
+/*
+ * Video driver routines and glue.
+ */
+static vi_probe_t am335x_syscons_probe;
+static vi_init_t am335x_syscons_init;
+static vi_get_info_t am335x_syscons_get_info;
+static vi_query_mode_t am335x_syscons_query_mode;
+static vi_set_mode_t am335x_syscons_set_mode;
+static vi_save_font_t am335x_syscons_save_font;
+static vi_load_font_t am335x_syscons_load_font;
+static vi_show_font_t am335x_syscons_show_font;
+static vi_save_palette_t am335x_syscons_save_palette;
+static vi_load_palette_t am335x_syscons_load_palette;
+static vi_set_border_t am335x_syscons_set_border;
+static vi_save_state_t am335x_syscons_save_state;
+static vi_load_state_t am335x_syscons_load_state;
+static vi_set_win_org_t am335x_syscons_set_win_org;
+static vi_read_hw_cursor_t am335x_syscons_read_hw_cursor;
+static vi_set_hw_cursor_t am335x_syscons_set_hw_cursor;
+static vi_set_hw_cursor_shape_t am335x_syscons_set_hw_cursor_shape;
+static vi_blank_display_t am335x_syscons_blank_display;
+static vi_mmap_t am335x_syscons_mmap;
+static vi_ioctl_t am335x_syscons_ioctl;
+static vi_clear_t am335x_syscons_clear;
+static vi_fill_rect_t am335x_syscons_fill_rect;
+static vi_bitblt_t am335x_syscons_bitblt;
+static vi_diag_t am335x_syscons_diag;
+static vi_save_cursor_palette_t am335x_syscons_save_cursor_palette;
+static vi_load_cursor_palette_t am335x_syscons_load_cursor_palette;
+static vi_copy_t am335x_syscons_copy;
+static vi_putp_t am335x_syscons_putp;
+static vi_putc_t am335x_syscons_putc;
+static vi_puts_t am335x_syscons_puts;
+static vi_putm_t am335x_syscons_putm;
+
+static video_switch_t am335x_sysconsvidsw = {
+ .probe = am335x_syscons_probe,
+ .init = am335x_syscons_init,
+ .get_info = am335x_syscons_get_info,
+ .query_mode = am335x_syscons_query_mode,
+ .set_mode = am335x_syscons_set_mode,
+ .save_font = am335x_syscons_save_font,
+ .load_font = am335x_syscons_load_font,
+ .show_font = am335x_syscons_show_font,
+ .save_palette = am335x_syscons_save_palette,
+ .load_palette = am335x_syscons_load_palette,
+ .set_border = am335x_syscons_set_border,
+ .save_state = am335x_syscons_save_state,
+ .load_state = am335x_syscons_load_state,
+ .set_win_org = am335x_syscons_set_win_org,
+ .read_hw_cursor = am335x_syscons_read_hw_cursor,
+ .set_hw_cursor = am335x_syscons_set_hw_cursor,
+ .set_hw_cursor_shape = am335x_syscons_set_hw_cursor_shape,
+ .blank_display = am335x_syscons_blank_display,
+ .mmap = am335x_syscons_mmap,
+ .ioctl = am335x_syscons_ioctl,
+ .clear = am335x_syscons_clear,
+ .fill_rect = am335x_syscons_fill_rect,
+ .bitblt = am335x_syscons_bitblt,
+ .diag = am335x_syscons_diag,
+ .save_cursor_palette = am335x_syscons_save_cursor_palette,
+ .load_cursor_palette = am335x_syscons_load_cursor_palette,
+ .copy = am335x_syscons_copy,
+ .putp = am335x_syscons_putp,
+ .putc = am335x_syscons_putc,
+ .puts = am335x_syscons_puts,
+ .putm = am335x_syscons_putm,
+};
+
+VIDEO_DRIVER(am335x_syscons, am335x_sysconsvidsw, am335x_syscons_configure);
+
+static vr_init_t am335x_rend_init;
+static vr_clear_t am335x_rend_clear;
+static vr_draw_border_t am335x_rend_draw_border;
+static vr_draw_t am335x_rend_draw;
+static vr_set_cursor_t am335x_rend_set_cursor;
+static vr_draw_cursor_t am335x_rend_draw_cursor;
+static vr_blink_cursor_t am335x_rend_blink_cursor;
+static vr_set_mouse_t am335x_rend_set_mouse;
+static vr_draw_mouse_t am335x_rend_draw_mouse;
+
+/*
+ * We use our own renderer; this is because we must emulate a hardware
+ * cursor.
+ */
+static sc_rndr_sw_t am335x_rend = {
+ am335x_rend_init,
+ am335x_rend_clear,
+ am335x_rend_draw_border,
+ am335x_rend_draw,
+ am335x_rend_set_cursor,
+ am335x_rend_draw_cursor,
+ am335x_rend_blink_cursor,
+ am335x_rend_set_mouse,
+ am335x_rend_draw_mouse
+};
+
+RENDERER(am335x_syscons, 0, am335x_rend, gfb_set);
+RENDERER_MODULE(am335x_syscons, gfb_set);
+
+static void
+am335x_rend_init(scr_stat* scp)
+{
+}
+
+static void
+am335x_rend_clear(scr_stat* scp, int c, int attr)
+{
+}
+
+static void
+am335x_rend_draw_border(scr_stat* scp, int color)
+{
+}
+
+static void
+am335x_rend_draw(scr_stat* scp, int from, int count, int flip)
+{
+ video_adapter_t* adp = scp->sc->adp;
+ int i, c, a;
+
+ if (!flip) {
+ /* Normal printing */
+ vidd_puts(adp, from, (uint16_t*)sc_vtb_pointer(&scp->vtb, from), count);
+ } else {
+ /* This is for selections and such: invert the color attribute */
+ for (i = count; i-- > 0; ++from) {
+ c = sc_vtb_getc(&scp->vtb, from);
+ a = sc_vtb_geta(&scp->vtb, from) >> 8;
+ vidd_putc(adp, from, c, (a >> 4) | ((a & 0xf) << 4));
+ }
+ }
+}
+
+static void
+am335x_rend_set_cursor(scr_stat* scp, int base, int height, int blink)
+{
+}
+
+static void
+am335x_rend_draw_cursor(scr_stat* scp, int off, int blink, int on, int flip)
+{
+ video_adapter_t* adp = scp->sc->adp;
+ struct video_adapter_softc *sc;
+ int row, col;
+ uint8_t *addr;
+ int i, j, bytes;
+
+ sc = (struct video_adapter_softc *)adp;
+
+ if (scp->curs_attr.height <= 0)
+ return;
+
+ if (sc->fb_addr == 0)
+ return;
+
+ if (off >= adp->va_info.vi_width * adp->va_info.vi_height)
+ return;
+
+ /* calculate the coordinates in the video buffer */
+ row = (off / adp->va_info.vi_width) * adp->va_info.vi_cheight;
+ col = (off % adp->va_info.vi_width) * adp->va_info.vi_cwidth;
+
+ addr = (uint8_t *)sc->fb_addr
+ + (row + sc->ymargin)*(sc->stride)
+ + (sc->depth/8) * (col + sc->xmargin);
+
+ bytes = sc->depth/8;
+
+ /* our cursor consists of simply inverting the char under it */
+ for (i = 0; i < adp->va_info.vi_cheight; i++) {
+ for (j = 0; j < adp->va_info.vi_cwidth; j++) {
+ switch (sc->depth) {
+ case 32:
+ case 24:
+ addr[bytes*j + 2] ^= 0xff;
+ /* FALLTHROUGH */
+ case 16:
+ addr[bytes*j + 1] ^= 0xff;
+ addr[bytes*j] ^= 0xff;
+ break;
+ default:
+ break;
+ }
+ }
+
+ addr += sc->stride;
+ }
+}
+
+static void
+am335x_rend_blink_cursor(scr_stat* scp, int at, int flip)
+{
+}
+
+static void
+am335x_rend_set_mouse(scr_stat* scp)
+{
+}
+
+static void
+am335x_rend_draw_mouse(scr_stat* scp, int x, int y, int on)
+{
+ vidd_putm(scp->sc->adp, x, y, mouse_pointer, 0xffffffff, 16, 8);
+}
+
+static uint16_t am335x_syscons_static_window[ROW*COL];
+extern u_char dflt_font_16[];
+
+/*
+ * Update videoadapter settings after changing resolution
+ */
+static void
+am335x_syscons_update_margins(video_adapter_t *adp)
+{
+ struct video_adapter_softc *sc;
+ video_info_t *vi;
+
+ sc = (struct video_adapter_softc *)adp;
+ vi = &adp->va_info;
+
+ sc->xmargin = (sc->width - (vi->vi_width * vi->vi_cwidth)) / 2;
+ sc->ymargin = (sc->height - (vi->vi_height * vi->vi_cheight))/2;
+}
+
+static phandle_t
+am335x_syscons_find_panel_node(phandle_t start)
+{
+ phandle_t child;
+ phandle_t result;
+
+ for (child = OF_child(start); child != 0; child = OF_peer(child)) {
+ if (ofw_bus_node_is_compatible(child, "ti,am335x-lcd"))
+ return (child);
+ if ((result = am335x_syscons_find_panel_node(child)))
+ return (result);
+ }
+
+ return (0);
+}
+
+static int
+am335x_syscons_configure(int flags)
+{
+ struct video_adapter_softc *va_sc;
+
+ va_sc = &va_softc;
+ phandle_t display, root;
+ pcell_t cell;
+
+ if (va_sc->initialized)
+ return (0);
+
+ va_sc->width = 0;
+ va_sc->height = 0;
+
+ /*
+ * It seems there is no way to let syscons framework know
+ * that framebuffer resolution has changed. So just try
+ * to fetch data from FDT and go with defaults if failed
+ */
+ root = OF_finddevice("/");
+ if ((root != 0) &&
+ (display = am335x_syscons_find_panel_node(root))) {
+ if ((OF_getencprop(display, "panel_width", &cell,
+ sizeof(cell))) > 0)
+ va_sc->width = cell;
+
+ if ((OF_getencprop(display, "panel_height", &cell,
+ sizeof(cell))) > 0)
+ va_sc->height = cell;
+ }
+
+ if (va_sc->width == 0)
+ va_sc->width = FB_WIDTH;
+ if (va_sc->height == 0)
+ va_sc->height = FB_HEIGHT;
+
+ am335x_syscons_init(0, &va_sc->va, 0);
+
+ va_sc->initialized = 1;
+
+ return (0);
+}
+
+static int
+am335x_syscons_probe(int unit, video_adapter_t **adp, void *arg, int flags)
+{
+
+ return (0);
+}
+
+static int
+am335x_syscons_init(int unit, video_adapter_t *adp, int flags)
+{
+ struct video_adapter_softc *sc;
+ video_info_t *vi;
+
+ sc = (struct video_adapter_softc *)adp;
+ vi = &adp->va_info;
+
+ vid_init_struct(adp, "am335x_syscons", -1, unit);
+
+ sc->font = dflt_font_16;
+ vi->vi_cheight = AM335X_FONT_HEIGHT;
+ vi->vi_cwidth = 8;
+
+ vi->vi_width = sc->width/8;
+ vi->vi_height = sc->height/vi->vi_cheight;
+
+ /*
+ * Clamp width/height to syscons maximums
+ */
+ if (vi->vi_width > COL)
+ vi->vi_width = COL;
+ if (vi->vi_height > ROW)
+ vi->vi_height = ROW;
+
+ sc->xmargin = (sc->width - (vi->vi_width * vi->vi_cwidth)) / 2;
+ sc->ymargin = (sc->height - (vi->vi_height * vi->vi_cheight))/2;
+
+
+ adp->va_window = (vm_offset_t) am335x_syscons_static_window;
+ adp->va_flags |= V_ADP_FONT /* | V_ADP_COLOR | V_ADP_MODECHANGE */;
+
+ vid_register(&sc->va);
+
+ return (0);
+}
+
+static int
+am335x_syscons_get_info(video_adapter_t *adp, int mode, video_info_t *info)
+{
+ bcopy(&adp->va_info, info, sizeof(*info));
+ return (0);
+}
+
+static int
+am335x_syscons_query_mode(video_adapter_t *adp, video_info_t *info)
+{
+ return (0);
+}
+
+static int
+am335x_syscons_set_mode(video_adapter_t *adp, int mode)
+{
+ return (0);
+}
+
+static int
+am335x_syscons_save_font(video_adapter_t *adp, int page, int size, int width,
+ u_char *data, int c, int count)
+{
+ return (0);
+}
+
+static int
+am335x_syscons_load_font(video_adapter_t *adp, int page, int size, int width,
+ u_char *data, int c, int count)
+{
+ struct video_adapter_softc *sc = (struct video_adapter_softc *)adp;
+
+ sc->font = data;
+
+ return (0);
+}
+
+static int
+am335x_syscons_show_font(video_adapter_t *adp, int page)
+{
+ return (0);
+}
+
+static int
+am335x_syscons_save_palette(video_adapter_t *adp, u_char *palette)
+{
+ return (0);
+}
+
+static int
+am335x_syscons_load_palette(video_adapter_t *adp, u_char *palette)
+{
+ return (0);
+}
+
+static int
+am335x_syscons_set_border(video_adapter_t *adp, int border)
+{
+ return (am335x_syscons_blank_display(adp, border));
+}
+
+static int
+am335x_syscons_save_state(video_adapter_t *adp, void *p, size_t size)
+{
+ return (0);
+}
+
+static int
+am335x_syscons_load_state(video_adapter_t *adp, void *p)
+{
+ return (0);
+}
+
+static int
+am335x_syscons_set_win_org(video_adapter_t *adp, off_t offset)
+{
+ return (0);
+}
+
+static int
+am335x_syscons_read_hw_cursor(video_adapter_t *adp, int *col, int *row)
+{
+ *col = *row = 0;
+
+ return (0);
+}
+
+static int
+am335x_syscons_set_hw_cursor(video_adapter_t *adp, int col, int row)
+{
+ return (0);
+}
+
+static int
+am335x_syscons_set_hw_cursor_shape(video_adapter_t *adp, int base, int height,
+ int celsize, int blink)
+{
+ return (0);
+}
+
+static int
+am335x_syscons_blank_display(video_adapter_t *adp, int mode)
+{
+
+ struct video_adapter_softc *sc;
+
+ sc = (struct video_adapter_softc *)adp;
+ if (sc && sc->fb_addr)
+ memset((void*)sc->fb_addr, 0, sc->fb_size);
+
+ return (0);
+}
+
+static int
+am335x_syscons_mmap(video_adapter_t *adp, vm_ooffset_t offset, vm_paddr_t *paddr,
+ int prot, vm_memattr_t *memattr)
+{
+ struct video_adapter_softc *sc;
+
+ sc = (struct video_adapter_softc *)adp;
+
+ /*
+ * This might be a legacy VGA mem request: if so, just point it at the
+ * framebuffer, since it shouldn't be touched
+ */
+ if (offset < sc->stride*sc->height) {
+ *paddr = sc->fb_paddr + offset;
+ return (0);
+ }
+
+ return (EINVAL);
+}
+
+static int
+am335x_syscons_ioctl(video_adapter_t *adp, u_long cmd, caddr_t data)
+{
+ struct video_adapter_softc *sc;
+ struct fbtype *fb;
+
+ sc = (struct video_adapter_softc *)adp;
+
+ switch (cmd) {
+ case FBIOGTYPE:
+ fb = (struct fbtype *)data;
+ fb->fb_type = FBTYPE_PCIMISC;
+ fb->fb_height = sc->height;
+ fb->fb_width = sc->width;
+ fb->fb_depth = sc->depth;
+ if (sc->depth <= 1 || sc->depth > 8)
+ fb->fb_cmsize = 0;
+ else
+ fb->fb_cmsize = 1 << sc->depth;
+ fb->fb_size = sc->fb_size;
+ break;
+ default:
+ return (fb_commonioctl(adp, cmd, data));
+ }
+
+ return (0);
+}
+
+static int
+am335x_syscons_clear(video_adapter_t *adp)
+{
+
+ return (am335x_syscons_blank_display(adp, 0));
+}
+
+static int
+am335x_syscons_fill_rect(video_adapter_t *adp, int val, int x, int y, int cx, int cy)
+{
+
+ return (0);
+}
+
+static int
+am335x_syscons_bitblt(video_adapter_t *adp, ...)
+{
+
+ return (0);
+}
+
+static int
+am335x_syscons_diag(video_adapter_t *adp, int level)
+{
+
+ return (0);
+}
+
+static int
+am335x_syscons_save_cursor_palette(video_adapter_t *adp, u_char *palette)
+{
+
+ return (0);
+}
+
+static int
+am335x_syscons_load_cursor_palette(video_adapter_t *adp, u_char *palette)
+{
+
+ return (0);
+}
+
+static int
+am335x_syscons_copy(video_adapter_t *adp, vm_offset_t src, vm_offset_t dst, int n)
+{
+
+ return (0);
+}
+
+static int
+am335x_syscons_putp(video_adapter_t *adp, vm_offset_t off, uint32_t p, uint32_t a,
+ int size, int bpp, int bit_ltor, int byte_ltor)
+{
+
+ return (0);
+}
+
+static int
+am335x_syscons_putc(video_adapter_t *adp, vm_offset_t off, uint8_t c, uint8_t a)
+{
+ struct video_adapter_softc *sc;
+ int row;
+ int col;
+ int i, j, k;
+ uint8_t *addr;
+ u_char *p;
+ uint8_t fg, bg, color;
+ uint16_t rgb;
+
+ sc = (struct video_adapter_softc *)adp;
+
+ if (sc->fb_addr == 0)
+ return (0);
+
+ row = (off / adp->va_info.vi_width) * adp->va_info.vi_cheight;
+ col = (off % adp->va_info.vi_width) * adp->va_info.vi_cwidth;
+ p = sc->font + c*AM335X_FONT_HEIGHT;
+ addr = (uint8_t *)sc->fb_addr
+ + (row + sc->ymargin)*(sc->stride)
+ + (sc->depth/8) * (col + sc->xmargin);
+
+ fg = a & 0xf ;
+ bg = (a >> 4) & 0xf;
+
+ for (i = 0; i < AM335X_FONT_HEIGHT; i++) {
+ for (j = 0, k = 7; j < 8; j++, k--) {
+ if ((p[i] & (1 << k)) == 0)
+ color = bg;
+ else
+ color = fg;
+
+ switch (sc->depth) {
+ case 32:
+ addr[4*j+0] = am335x_syscons_palette[color].r;
+ addr[4*j+1] = am335x_syscons_palette[color].g;
+ addr[4*j+2] = am335x_syscons_palette[color].b;
+ addr[4*j+3] = am335x_syscons_palette[color].a;
+ break;
+ case 24:
+ addr[3*j] = am335x_syscons_palette[color].r;
+ addr[3*j+1] = am335x_syscons_palette[color].g;
+ addr[3*j+2] = am335x_syscons_palette[color].b;
+ break;
+ case 16:
+ rgb = (am335x_syscons_palette[color].r >> 3) << 11;
+ rgb |= (am335x_syscons_palette[color].g >> 2) << 5;
+ rgb |= (am335x_syscons_palette[color].b >> 3);
+ addr[2*j] = rgb & 0xff;
+ addr[2*j + 1] = (rgb >> 8) & 0xff;
+ default:
+ /* Not supported yet */
+ break;
+ }
+ }
+
+ addr += (sc->stride);
+ }
+
+ return (0);
+}
+
+static int
+am335x_syscons_puts(video_adapter_t *adp, vm_offset_t off, u_int16_t *s, int len)
+{
+ int i;
+
+ for (i = 0; i < len; i++)
+ am335x_syscons_putc(adp, off + i, s[i] & 0xff, (s[i] & 0xff00) >> 8);
+
+ return (0);
+}
+
+static int
+am335x_syscons_putm(video_adapter_t *adp, int x, int y, uint8_t *pixel_image,
+ uint32_t pixel_mask, int size, int width)
+{
+
+ return (0);
+}
+
+/* Initialization function */
+int am335x_lcd_syscons_setup(vm_offset_t vaddr, vm_paddr_t paddr,
+ struct panel_info *panel)
+{
+ struct video_adapter_softc *va_sc = &va_softc;
+
+ va_sc->fb_addr = vaddr;
+ va_sc->fb_paddr = paddr;
+ va_sc->depth = panel->bpp;
+ va_sc->stride = panel->bpp*panel->panel_width/8;
+
+ va_sc->width = panel->panel_width;
+ va_sc->height = panel->panel_height;
+ va_sc->fb_size = va_sc->width * va_sc->height
+ * va_sc->depth/8;
+ am335x_syscons_update_margins(&va_sc->va);
+
+ return (0);
+}
+
+/*
+ * Define a stub keyboard driver in case one hasn't been
+ * compiled into the kernel
+ */
+#include <sys/kbio.h>
+#include <dev/kbd/kbdreg.h>
+
+static int dummy_kbd_configure(int flags);
+
+keyboard_switch_t am335x_dummysw;
+
+static int
+dummy_kbd_configure(int flags)
+{
+
+ return (0);
+}
+KEYBOARD_DRIVER(am335x_dummy, am335x_dummysw, dummy_kbd_configure);
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-25 14:34:38 +0000