diff options
Diffstat (limited to 'sys/arm/versatile/versatile_clcd.c')
-rw-r--r-- | sys/arm/versatile/versatile_clcd.c | 828 |
1 files changed, 828 insertions, 0 deletions
diff --git a/sys/arm/versatile/versatile_clcd.c b/sys/arm/versatile/versatile_clcd.c new file mode 100644 index 0000000..9b1ceff --- /dev/null +++ b/sys/arm/versatile/versatile_clcd.c @@ -0,0 +1,828 @@ +/* + * Copyright (c) 2012 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/kernel.h> +#include <sys/module.h> +#include <sys/malloc.h> +#include <sys/rman.h> +#include <sys/fbio.h> +#include <sys/consio.h> +#include <sys/kdb.h> + +#include <machine/bus.h> +#include <machine/cpu.h> +#include <machine/frame.h> +#include <machine/intr.h> + +#include <dev/fdt/fdt_common.h> +#include <dev/ofw/openfirm.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 <machine/bus.h> +#include <machine/fdt.h> + +#define PL110_VENDOR_ARM926PXP 1 + +#define MEM_SYS 0 +#define MEM_CLCD 1 +#define MEM_REGIONS 2 + +#define SYS_CLCD 0x00 +#define SYS_CLCD_CLCDID_SHIFT 0x08 +#define SYS_CLCD_CLCDID_MASK 0x1f +#define SYS_CLCD_PWR3V5VSWITCH (1 << 4) +#define SYS_CLCD_VDDPOSSWITCH (1 << 3) +#define SYS_CLCD_NLCDIOON (1 << 2) +#define SYS_CLCD_LCD_MODE_MASK 0x03 + +#define CLCD_MODE_RGB888 0x0 +#define CLCD_MODE_RGB555 0x01 +#define CLCD_MODE_RBG565 0x02 +#define CLCD_MODE_RGB565 0x03 + +#define CLCDC_TIMING0 0x00 +#define CLCDC_TIMING1 0x04 +#define CLCDC_TIMING2 0x08 +#define CLCDC_TIMING3 0x0C +#define CLCDC_TIMING3 0x0C +#define CLCDC_UPBASE 0x10 +#define CLCDC_LPBASE 0x14 +#ifdef PL110_VENDOR_ARM926PXP +#define CLCDC_CONTROL 0x18 +#define CLCDC_IMSC 0x1C +#else +#define CLCDC_IMSC 0x18 +#define CLCDC_CONTROL 0x1C +#endif +#define CONTROL_WATERMARK (1 << 16) +#define CONTROL_VCOMP_VS (0 << 12) +#define CONTROL_VCOMP_BP (1 << 12) +#define CONTROL_VCOMP_SAV (2 << 12) +#define CONTROL_VCOMP_FP (3 << 12) +#define CONTROL_PWR (1 << 11) +#define CONTROL_BEPO (1 << 10) +#define CONTROL_BEBO (1 << 9) +#define CONTROL_BGR (1 << 8) +#define CONTROL_DUAL (1 << 7) +#define CONTROL_MONO8 (1 << 6) +#define CONTROL_TFT (1 << 5) +#define CONTROL_BW (1 << 4) +#define CONTROL_BPP1 (0x00 << 1) +#define CONTROL_BPP2 (0x01 << 1) +#define CONTROL_BPP4 (0x02 << 1) +#define CONTROL_BPP8 (0x03 << 1) +#define CONTROL_BPP16 (0x04 << 1) +#define CONTROL_BPP24 (0x05 << 1) +#define CONTROL_EN (1 << 0) +#define CLCDC_RIS 0x20 +#define CLCDC_MIS 0x24 +#define INTR_MBERR (1 << 4) +#define INTR_VCOMP (1 << 3) +#define INTR_LNB (1 << 2) +#define INTR_FUF (1 << 1) +#define CLCDC_ICR 0x28 + +#ifdef DEBUG +#define dprintf(fmt, args...) do { printf("%s(): ", __func__); \ + printf(fmt,##args); } while (0) +#else +#define dprintf(fmt, args...) +#endif + +#define versatile_clcdc_sys_read_4(sc, reg) \ + bus_read_4((sc)->mem_res[MEM_SYS], (reg)) +#define versatile_clcdc_sys_write_4(sc, reg, val) \ + bus_write_4((sc)->mem_res[MEM_SYS], (reg), (val)) + +#define versatile_clcdc_read_4(sc, reg) \ + bus_read_4((sc)->mem_res[MEM_CLCD], (reg)) +#define versatile_clcdc_write_4(sc, reg, val) \ + bus_write_4((sc)->mem_res[MEM_CLCD], (reg), (val)) + +struct versatile_clcdc_softc { + struct resource* mem_res[MEM_REGIONS]; + + struct mtx mtx; + + int width; + int height; + int mode; + + bus_dma_tag_t dma_tag; + bus_dmamap_t dma_map; + bus_addr_t fb_phys; + uint8_t *fb_base; + +}; + +struct video_adapter_softc { + /* Videoadpater part */ + video_adapter_t va; + int console; + + intptr_t fb_addr; + 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 versatilefb_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} +}; + +#define FB_WIDTH 640 +#define FB_HEIGHT 480 +#define FB_DEPTH 16 + +#define VERSATILE_FONT_HEIGHT 16 + +static struct video_adapter_softc va_softc; + +static struct resource_spec versatile_clcdc_mem_spec[] = { + { SYS_RES_MEMORY, 0, RF_ACTIVE }, + { SYS_RES_MEMORY, 1, RF_ACTIVE }, + { -1, 0, 0 } +}; + +static int versatilefb_configure(int); +static void versatilefb_update_margins(video_adapter_t *adp); + +static void +versatile_fb_dmamap_cb(void *arg, bus_dma_segment_t *segs, int nseg, int err) +{ + bus_addr_t *addr; + + if (err) + return; + + addr = (bus_addr_t*)arg; + *addr = segs[0].ds_addr; +} + +static int +versatile_clcdc_probe(device_t dev) +{ + + if (ofw_bus_is_compatible(dev, "arm,pl110")) { + device_set_desc(dev, "PL110 CLCD controller"); + return (BUS_PROBE_DEFAULT); + } + + return (ENXIO); +} + +static int +versatile_clcdc_attach(device_t dev) +{ + struct versatile_clcdc_softc *sc = device_get_softc(dev); + struct video_adapter_softc *va_sc = &va_softc; + int err; + uint32_t reg; + int clcdid; + int dma_size; + + /* Request memory resources */ + err = bus_alloc_resources(dev, versatile_clcdc_mem_spec, + sc->mem_res); + if (err) { + device_printf(dev, "Error: could not allocate memory resources\n"); + return (ENXIO); + } + + reg = versatile_clcdc_sys_read_4(sc, SYS_CLCD); + clcdid = (reg >> SYS_CLCD_CLCDID_SHIFT) & SYS_CLCD_CLCDID_MASK; + switch (clcdid) { + case 31: + device_printf(dev, "QEMU VGA 640x480\n"); + sc->width = 640; + sc->height = 480; + break; + default: + device_printf(dev, "Unsupported: %d\n", clcdid); + goto fail; + } + + reg &= ~SYS_CLCD_LCD_MODE_MASK; + reg |= CLCD_MODE_RGB565; + sc->mode = CLCD_MODE_RGB565; + versatile_clcdc_sys_write_4(sc, SYS_CLCD, reg); + dma_size = sc->width*sc->height*2; + + /* + * Power on LCD + */ + reg |= SYS_CLCD_PWR3V5VSWITCH | SYS_CLCD_NLCDIOON; + versatile_clcdc_sys_write_4(sc, SYS_CLCD, reg); + + /* + * XXX: hardcoded timing for VGA. For other modes/panels + * we need to keep table of timing register values + */ + /* + * XXX: set SYS_OSC1 + */ + versatile_clcdc_write_4(sc, CLCDC_TIMING0, 0x3F1F3F9C); + versatile_clcdc_write_4(sc, CLCDC_TIMING1, 0x090B61DF); + versatile_clcdc_write_4(sc, CLCDC_TIMING2, 0x067F1800); + /* XXX: timing 3? */ + + /* + * Now allocate framebuffer memory + */ + err = bus_dma_tag_create( + bus_get_dma_tag(dev), + 4, 0, /* alignment, boundary */ + BUS_SPACE_MAXADDR_32BIT, /* lowaddr */ + BUS_SPACE_MAXADDR, /* highaddr */ + NULL, NULL, /* filter, filterarg */ + dma_size, 1, /* maxsize, nsegments */ + dma_size, 0, /* maxsegsize, flags */ + NULL, NULL, /* lockfunc, lockarg */ + &sc->dma_tag); + + err = bus_dmamem_alloc(sc->dma_tag, (void **)&sc->fb_base, + 0, &sc->dma_map); + if (err) { + device_printf(dev, "cannot allocate framebuffer\n"); + goto fail; + } + + err = bus_dmamap_load(sc->dma_tag, sc->dma_map, sc->fb_base, + dma_size, versatile_fb_dmamap_cb, &sc->fb_phys, BUS_DMA_NOWAIT); + + if (err) { + device_printf(dev, "cannot load DMA map\n"); + goto fail; + } + + /* Make sure it's blank */ + memset(sc->fb_base, 0x00, dma_size); + + versatile_clcdc_write_4(sc, CLCDC_UPBASE, sc->fb_phys); + + err = (sc_attach_unit(device_get_unit(dev), + device_get_flags(dev) | SC_AUTODETECT_KBD)); + + if (err) { + device_printf(dev, "failed to attach syscons\n"); + goto fail; + } + + /* + * XXX: hardcoded for VGA + */ + reg = CONTROL_VCOMP_BP | CONTROL_TFT | CONTROL_BGR | CONTROL_EN; + reg |= CONTROL_BPP16; + versatile_clcdc_write_4(sc, CLCDC_CONTROL, reg); + DELAY(20); + reg |= CONTROL_PWR; + versatile_clcdc_write_4(sc, CLCDC_CONTROL, reg); + + va_sc->fb_addr = (vm_offset_t)sc->fb_base; + va_sc->fb_size = dma_size; + va_sc->width = sc->width; + va_sc->height = sc->height; + va_sc->depth = 16; + va_sc->stride = sc->width * 2; + versatilefb_update_margins(&va_sc->va); + + return (0); + +fail: + if (sc->fb_base) + bus_dmamem_free(sc->dma_tag, sc->fb_base, sc->dma_map); + if (sc->dma_map) + bus_dmamap_destroy(sc->dma_tag, sc->dma_map); + if (sc->dma_tag) + bus_dma_tag_destroy(sc->dma_tag); + return (err); +} + +static device_method_t versatile_clcdc_methods[] = { + DEVMETHOD(device_probe, versatile_clcdc_probe), + DEVMETHOD(device_attach, versatile_clcdc_attach), + + DEVMETHOD_END +}; + +static driver_t versatile_clcdc_driver = { + "clcdc", + versatile_clcdc_methods, + sizeof(struct versatile_clcdc_softc), +}; + +static devclass_t versatile_clcdc_devclass; + +DRIVER_MODULE(versatile_clcdc, simplebus, versatile_clcdc_driver, versatile_clcdc_devclass, 0, 0); + +/* + * Video driver routines and glue. + */ +static vi_probe_t versatilefb_probe; +static vi_init_t versatilefb_init; +static vi_get_info_t versatilefb_get_info; +static vi_query_mode_t versatilefb_query_mode; +static vi_set_mode_t versatilefb_set_mode; +static vi_save_font_t versatilefb_save_font; +static vi_load_font_t versatilefb_load_font; +static vi_show_font_t versatilefb_show_font; +static vi_save_palette_t versatilefb_save_palette; +static vi_load_palette_t versatilefb_load_palette; +static vi_set_border_t versatilefb_set_border; +static vi_save_state_t versatilefb_save_state; +static vi_load_state_t versatilefb_load_state; +static vi_set_win_org_t versatilefb_set_win_org; +static vi_read_hw_cursor_t versatilefb_read_hw_cursor; +static vi_set_hw_cursor_t versatilefb_set_hw_cursor; +static vi_set_hw_cursor_shape_t versatilefb_set_hw_cursor_shape; +static vi_blank_display_t versatilefb_blank_display; +static vi_mmap_t versatilefb_mmap; +static vi_ioctl_t versatilefb_ioctl; +static vi_clear_t versatilefb_clear; +static vi_fill_rect_t versatilefb_fill_rect; +static vi_bitblt_t versatilefb_bitblt; +static vi_diag_t versatilefb_diag; +static vi_save_cursor_palette_t versatilefb_save_cursor_palette; +static vi_load_cursor_palette_t versatilefb_load_cursor_palette; +static vi_copy_t versatilefb_copy; +static vi_putp_t versatilefb_putp; +static vi_putc_t versatilefb_putc; +static vi_puts_t versatilefb_puts; +static vi_putm_t versatilefb_putm; + +static video_switch_t versatilefbvidsw = { + .probe = versatilefb_probe, + .init = versatilefb_init, + .get_info = versatilefb_get_info, + .query_mode = versatilefb_query_mode, + .set_mode = versatilefb_set_mode, + .save_font = versatilefb_save_font, + .load_font = versatilefb_load_font, + .show_font = versatilefb_show_font, + .save_palette = versatilefb_save_palette, + .load_palette = versatilefb_load_palette, + .set_border = versatilefb_set_border, + .save_state = versatilefb_save_state, + .load_state = versatilefb_load_state, + .set_win_org = versatilefb_set_win_org, + .read_hw_cursor = versatilefb_read_hw_cursor, + .set_hw_cursor = versatilefb_set_hw_cursor, + .set_hw_cursor_shape = versatilefb_set_hw_cursor_shape, + .blank_display = versatilefb_blank_display, + .mmap = versatilefb_mmap, + .ioctl = versatilefb_ioctl, + .clear = versatilefb_clear, + .fill_rect = versatilefb_fill_rect, + .bitblt = versatilefb_bitblt, + .diag = versatilefb_diag, + .save_cursor_palette = versatilefb_save_cursor_palette, + .load_cursor_palette = versatilefb_load_cursor_palette, + .copy = versatilefb_copy, + .putp = versatilefb_putp, + .putc = versatilefb_putc, + .puts = versatilefb_puts, + .putm = versatilefb_putm, +}; + +VIDEO_DRIVER(versatilefb, versatilefbvidsw, versatilefb_configure); + +extern sc_rndr_sw_t txtrndrsw; +RENDERER(versatilefb, 0, txtrndrsw, gfb_set); +RENDERER_MODULE(versatilefb, gfb_set); + +static uint16_t versatilefb_static_window[ROW*COL]; +extern u_char dflt_font_16[]; + +/* + * Update videoadapter settings after changing resolution + */ +static void +versatilefb_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 int +versatilefb_configure(int flags) +{ + struct video_adapter_softc *va_sc; + + va_sc = &va_softc; + + if (va_sc->initialized) + return (0); + + va_sc->width = FB_WIDTH; + va_sc->height = FB_HEIGHT; + va_sc->depth = FB_DEPTH; + + versatilefb_init(0, &va_sc->va, 0); + + va_sc->initialized = 1; + + return (0); +} + +static int +versatilefb_probe(int unit, video_adapter_t **adp, void *arg, int flags) +{ + + return (0); +} + +static int +versatilefb_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, "versatilefb", -1, unit); + + sc->font = dflt_font_16; + vi->vi_cheight = VERSATILE_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) versatilefb_static_window; + adp->va_flags |= V_ADP_FONT /* | V_ADP_COLOR | V_ADP_MODECHANGE */; + + vid_register(&sc->va); + + return (0); +} + +static int +versatilefb_get_info(video_adapter_t *adp, int mode, video_info_t *info) +{ + bcopy(&adp->va_info, info, sizeof(*info)); + return (0); +} + +static int +versatilefb_query_mode(video_adapter_t *adp, video_info_t *info) +{ + return (0); +} + +static int +versatilefb_set_mode(video_adapter_t *adp, int mode) +{ + return (0); +} + +static int +versatilefb_save_font(video_adapter_t *adp, int page, int size, int width, + u_char *data, int c, int count) +{ + return (0); +} + +static int +versatilefb_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 +versatilefb_show_font(video_adapter_t *adp, int page) +{ + return (0); +} + +static int +versatilefb_save_palette(video_adapter_t *adp, u_char *palette) +{ + return (0); +} + +static int +versatilefb_load_palette(video_adapter_t *adp, u_char *palette) +{ + return (0); +} + +static int +versatilefb_set_border(video_adapter_t *adp, int border) +{ + return (versatilefb_blank_display(adp, border)); +} + +static int +versatilefb_save_state(video_adapter_t *adp, void *p, size_t size) +{ + return (0); +} + +static int +versatilefb_load_state(video_adapter_t *adp, void *p) +{ + return (0); +} + +static int +versatilefb_set_win_org(video_adapter_t *adp, off_t offset) +{ + return (0); +} + +static int +versatilefb_read_hw_cursor(video_adapter_t *adp, int *col, int *row) +{ + *col = *row = 0; + + return (0); +} + +static int +versatilefb_set_hw_cursor(video_adapter_t *adp, int col, int row) +{ + return (0); +} + +static int +versatilefb_set_hw_cursor_shape(video_adapter_t *adp, int base, int height, + int celsize, int blink) +{ + return (0); +} + +static int +versatilefb_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 +versatilefb_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_addr + offset; + return (0); + } + + return (EINVAL); +} + +static int +versatilefb_ioctl(video_adapter_t *adp, u_long cmd, caddr_t data) +{ + + return (0); +} + +static int +versatilefb_clear(video_adapter_t *adp) +{ + + return (versatilefb_blank_display(adp, 0)); +} + +static int +versatilefb_fill_rect(video_adapter_t *adp, int val, int x, int y, int cx, int cy) +{ + + return (0); +} + +static int +versatilefb_bitblt(video_adapter_t *adp, ...) +{ + + return (0); +} + +static int +versatilefb_diag(video_adapter_t *adp, int level) +{ + + return (0); +} + +static int +versatilefb_save_cursor_palette(video_adapter_t *adp, u_char *palette) +{ + + return (0); +} + +static int +versatilefb_load_cursor_palette(video_adapter_t *adp, u_char *palette) +{ + + return (0); +} + +static int +versatilefb_copy(video_adapter_t *adp, vm_offset_t src, vm_offset_t dst, int n) +{ + + return (0); +} + +static int +versatilefb_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 +versatilefb_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*VERSATILE_FONT_HEIGHT; + addr = (uint8_t *)sc->fb_addr + + (row + sc->ymargin)*(sc->stride) + + (sc->depth/8) * (col + sc->xmargin); + + fg = a & 0xf ; + bg = (a >> 8) & 0xf; + + for (i = 0; i < VERSATILE_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 16: + rgb = (versatilefb_palette[color].r >> 3) << 11; + rgb |= (versatilefb_palette[color].g >> 2) << 5; + rgb |= (versatilefb_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 +versatilefb_puts(video_adapter_t *adp, vm_offset_t off, u_int16_t *s, int len) +{ + int i; + + for (i = 0; i < len; i++) + versatilefb_putc(adp, off + i, s[i] & 0xff, (s[i] & 0xff00) >> 8); + + return (0); +} + +static int +versatilefb_putm(video_adapter_t *adp, int x, int y, uint8_t *pixel_image, + uint32_t pixel_mask, int size, int width) +{ + + 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 bcmdummysw; + +static int +dummy_kbd_configure(int flags) +{ + + return (0); +} +KEYBOARD_DRIVER(bcmdummy, bcmdummysw, dummy_kbd_configure); 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