svn commit: r247249 - in projects/uefi/sys: amd64/conf conf dev/fb
Benno Rice
benno at FreeBSD.org
Mon Feb 25 00:08:29 UTC 2013
Author: benno
Date: Mon Feb 25 00:08:28 2013
New Revision: 247249
URL: http://svnweb.freebsd.org/changeset/base/247249
Log:
Add a basic framebuffer console for EFI.
This is based off grehan's OFW framebuffer console.
Added:
projects/uefi/sys/dev/fb/efifb.c
projects/uefi/sys/dev/fb/efifb.h
Modified:
projects/uefi/sys/amd64/conf/GENERIC
projects/uefi/sys/conf/files.amd64
projects/uefi/sys/conf/options.amd64
Modified: projects/uefi/sys/amd64/conf/GENERIC
==============================================================================
--- projects/uefi/sys/amd64/conf/GENERIC Mon Feb 25 00:06:18 2013 (r247248)
+++ projects/uefi/sys/amd64/conf/GENERIC Mon Feb 25 00:08:28 2013 (r247249)
@@ -173,6 +173,7 @@ device psm # PS/2 mouse
device kbdmux # keyboard multiplexer
+device efifb # EFI framebuffer
device vga # VGA video card driver
options VESA # Add support for VESA BIOS Extensions (VBE)
@@ -181,6 +182,8 @@ device splash # Splash screen and scre
# syscons is the default console driver, resembling an SCO console
device sc
options SC_PIXEL_MODE # add support for the raster text mode
+options SC_DFLT_FONT
+makeoptions SC_DFLT_FONT=cp437
device agp # support several AGP chipsets
Modified: projects/uefi/sys/conf/files.amd64
==============================================================================
--- projects/uefi/sys/conf/files.amd64 Mon Feb 25 00:06:18 2013 (r247248)
+++ projects/uefi/sys/conf/files.amd64 Mon Feb 25 00:08:28 2013 (r247249)
@@ -32,7 +32,7 @@ ia32_assym.h standard \
no-obj no-implicit-rule before-depend \
clean "ia32_assym.h"
#
-font.h optional sc_dflt_font \
+font.h optional sc_dflt_font \
compile-with "uudecode < /usr/share/syscons/fonts/${SC_DFLT_FONT}-8x16.fnt && file2c 'static u_char dflt_font_16[16*256] = {' '};' < ${SC_DFLT_FONT}-8x16 > font.h && uudecode < /usr/share/syscons/fonts/${SC_DFLT_FONT}-8x14.fnt && file2c 'static u_char dflt_font_14[14*256] = {' '};' < ${SC_DFLT_FONT}-8x14 >> font.h && uudecode < /usr/share/syscons/fonts/${SC_DFLT_FONT}-8x8.fnt && file2c 'static u_char dflt_font_8[8*256] = {' '};' < ${SC_DFLT_FONT}-8x8 >> font.h" \
no-obj no-implicit-rule before-depend \
clean "font.h ${SC_DFLT_FONT}-8x14 ${SC_DFLT_FONT}-8x16 ${SC_DFLT_FONT}-8x8"
@@ -165,6 +165,7 @@ dev/ed/if_ed_isa.c optional ed isa
dev/ed/if_ed_wd80x3.c optional ed isa
dev/ed/if_ed_hpp.c optional ed isa ed_hpp
dev/ed/if_ed_sic.c optional ed isa ed_sic
+dev/fb/efifb.c optional fb | efifb
dev/fb/fb.c optional fb | vga
dev/fb/s3_pci.c optional s3pci
dev/fb/vesa.c optional vga vesa
@@ -269,6 +270,7 @@ dev/sio/sio_pci.c optional sio pci
dev/sio/sio_puc.c optional sio puc
dev/speaker/spkr.c optional speaker
dev/syscons/apm/apm_saver.c optional apm_saver apm
+dev/syscons/scgfbrndr.c optional sc efifb
dev/syscons/scterm-teken.c optional sc
dev/syscons/scvesactl.c optional sc vga vesa
dev/syscons/scvgarndr.c optional sc vga
Modified: projects/uefi/sys/conf/options.amd64
==============================================================================
--- projects/uefi/sys/conf/options.amd64 Mon Feb 25 00:06:18 2013 (r247248)
+++ projects/uefi/sys/conf/options.amd64 Mon Feb 25 00:08:28 2013 (r247249)
@@ -44,6 +44,10 @@ VGA_WIDTH90 opt_vga.h
VESA
VESA_DEBUG opt_vesa.h
+GFB_DEBUG opt_gfb.h
+GFB_NO_FONT_LOADING opt_gfb.h
+GFB_NO_MODE_CHANGE opt_gfb.h
+
# AGP debugging support
AGP_DEBUG opt_agp.h
Added: projects/uefi/sys/dev/fb/efifb.c
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ projects/uefi/sys/dev/fb/efifb.c Mon Feb 25 00:08:28 2013 (r247249)
@@ -0,0 +1,911 @@
+/*-
+ * Copyright (c) 2003 Peter Grehan
+ * 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/module.h>
+#include <sys/bus.h>
+#include <sys/kernel.h>
+#include <sys/linker.h>
+#include <sys/sysctl.h>
+#include <sys/limits.h>
+#include <sys/conf.h>
+#include <sys/cons.h>
+#include <sys/proc.h>
+#include <sys/fcntl.h>
+#include <sys/malloc.h>
+#include <sys/fbio.h>
+#include <sys/consio.h>
+
+#include <machine/bus.h>
+#include <machine/efi.h>
+#include <machine/metadata.h>
+#include <machine/vm.h>
+
+#include <machine/vmparam.h>
+#include <vm/vm.h>
+#include <vm/pmap.h>
+#include <machine/pmap.h>
+
+#include <sys/rman.h>
+
+#include <dev/fb/fbreg.h>
+#include <dev/fb/efifb.h>
+#include <dev/syscons/syscons.h>
+
+extern u_char dflt_font_16[];
+extern u_char dflt_font_14[];
+extern u_char dflt_font_8[];
+
+static int efifb_configure(int flags);
+
+static vi_probe_t efifb_probe;
+static vi_init_t efifb_init;
+static vi_get_info_t efifb_get_info;
+static vi_query_mode_t efifb_query_mode;
+static vi_set_mode_t efifb_set_mode;
+static vi_save_font_t efifb_save_font;
+static vi_load_font_t efifb_load_font;
+static vi_show_font_t efifb_show_font;
+static vi_save_palette_t efifb_save_palette;
+static vi_load_palette_t efifb_load_palette;
+static vi_set_border_t efifb_set_border;
+static vi_save_state_t efifb_save_state;
+static vi_load_state_t efifb_load_state;
+static vi_set_win_org_t efifb_set_win_org;
+static vi_read_hw_cursor_t efifb_read_hw_cursor;
+static vi_set_hw_cursor_t efifb_set_hw_cursor;
+static vi_set_hw_cursor_shape_t efifb_set_hw_cursor_shape;
+static vi_blank_display_t efifb_blank_display;
+static vi_mmap_t efifb_mmap;
+static vi_ioctl_t efifb_ioctl;
+static vi_clear_t efifb_clear;
+static vi_fill_rect_t efifb_fill_rect;
+static vi_bitblt_t efifb_bitblt;
+static vi_diag_t efifb_diag;
+static vi_save_cursor_palette_t efifb_save_cursor_palette;
+static vi_load_cursor_palette_t efifb_load_cursor_palette;
+static vi_copy_t efifb_copy;
+static vi_putp_t efifb_putp;
+static vi_putc_t efifb_putc;
+static vi_puts_t efifb_puts;
+static vi_putm_t efifb_putm;
+
+static video_switch_t efifbvidsw = {
+ .probe = efifb_probe,
+ .init = efifb_init,
+ .get_info = efifb_get_info,
+ .query_mode = efifb_query_mode,
+ .set_mode = efifb_set_mode,
+ .save_font = efifb_save_font,
+ .load_font = efifb_load_font,
+ .show_font = efifb_show_font,
+ .save_palette = efifb_save_palette,
+ .load_palette = efifb_load_palette,
+ .set_border = efifb_set_border,
+ .save_state = efifb_save_state,
+ .load_state = efifb_load_state,
+ .set_win_org = efifb_set_win_org,
+ .read_hw_cursor = efifb_read_hw_cursor,
+ .set_hw_cursor = efifb_set_hw_cursor,
+ .set_hw_cursor_shape = efifb_set_hw_cursor_shape,
+ .blank_display = efifb_blank_display,
+ .mmap = efifb_mmap,
+ .ioctl = efifb_ioctl,
+ .clear = efifb_clear,
+ .fill_rect = efifb_fill_rect,
+ .bitblt = efifb_bitblt,
+ .diag = efifb_diag,
+ .save_cursor_palette = efifb_save_cursor_palette,
+ .load_cursor_palette = efifb_load_cursor_palette,
+ .copy = efifb_copy,
+ .putp = efifb_putp,
+ .putc = efifb_putc,
+ .puts = efifb_puts,
+ .putm = efifb_putm,
+};
+
+VIDEO_DRIVER(efifb, efifbvidsw, efifb_configure);
+
+extern sc_rndr_sw_t txtrndrsw;
+RENDERER(efifb, 0, txtrndrsw, gfb_set);
+
+RENDERER_MODULE(efifb, gfb_set);
+
+static vi_putc_t efifb_putc8;
+static vi_putm_t efifb_putm8;
+static vi_set_border_t efifb_set_border8;
+
+static vi_putc_t efifb_putc32;
+static vi_putm_t efifb_putm32;
+static vi_set_border_t efifb_set_border32;
+
+/*
+ * Define the iso6429-1983 colormap
+ */
+static struct {
+ uint8_t red;
+ uint8_t green;
+ uint8_t blue;
+} efifb_cmap[16] = { /* # R G B Color */
+ /* - - - - ----- */
+ { 0x00, 0x00, 0x00 }, /* 0 0 0 0 Black */
+ { 0x00, 0x00, 0xaa }, /* 1 0 0 2/3 Blue */
+ { 0x00, 0xaa, 0x00 }, /* 2 0 2/3 0 Green */
+ { 0x00, 0xaa, 0xaa }, /* 3 0 2/3 2/3 Cyan */
+ { 0xaa, 0x00, 0x00 }, /* 4 2/3 0 0 Red */
+ { 0xaa, 0x00, 0xaa }, /* 5 2/3 0 2/3 Magenta */
+ { 0xaa, 0x55, 0x00 }, /* 6 2/3 1/3 0 Brown */
+ { 0xaa, 0xaa, 0xaa }, /* 7 2/3 2/3 2/3 White */
+ { 0x55, 0x55, 0x55 }, /* 8 1/3 1/3 1/3 Gray */
+ { 0x55, 0x55, 0xff }, /* 9 1/3 1/3 1 Bright Blue */
+ { 0x55, 0xff, 0x55 }, /* 10 1/3 1 1/3 Bright Green */
+ { 0x55, 0xff, 0xff }, /* 11 1/3 1 1 Bright Cyan */
+ { 0xff, 0x55, 0x55 }, /* 12 1 1/3 1/3 Bright Red */
+ { 0xff, 0x55, 0xff }, /* 13 1 1/3 1 Bright Magenta */
+ { 0xff, 0xff, 0x80 }, /* 14 1 1 1/3 Bright Yellow */
+ { 0xff, 0xff, 0xff } /* 15 1 1 1 Bright White */
+};
+
+#define TODO printf("%s: unimplemented\n", __func__)
+
+static uint16_t efifb_static_window[ROW*COL];
+
+static struct efifb_softc efifb_softc;
+
+static __inline int
+efifb_background(uint8_t attr)
+{
+ return (attr >> 4);
+}
+
+static __inline int
+efifb_foreground(uint8_t attr)
+{
+ return (attr & 0x0f);
+}
+
+static uint32_t
+efifb_pixel(struct efifb_softc *sc, int attr)
+{
+ uint32_t color, pixel;
+
+ color = efifb_cmap[attr].red >> (8 - sc->sc_red_bits);
+ pixel = color << sc->sc_red_shift;
+ color = efifb_cmap[attr].green >> (8 - sc->sc_green_bits);
+ pixel |= color << sc->sc_green_shift;
+ color = efifb_cmap[attr].blue >> (8 - sc->sc_blue_bits);
+ pixel |= color << sc->sc_blue_shift;
+
+ return (pixel);
+}
+
+static int
+efifb_configure(int flags)
+{
+ struct efifb_softc * sc;
+ caddr_t kmdp;
+ struct efi_header * efihdr;
+ struct efi_fb * efifb;
+ int disable;
+ int depth, d;
+ static int done = 0;
+
+ disable = 0;
+ TUNABLE_INT_FETCH("hw.syscons.disable", &disable);
+ if (disable != 0)
+ return (0);
+
+ if (done != 0)
+ return (0);
+ done = 1;
+
+ kmdp = preload_search_by_type("elf kernel");
+ if (kmdp == NULL)
+ kmdp = preload_search_by_type("elf64 kernel");
+ efihdr = (struct efi_header *)preload_search_info(kmdp,
+ MODINFO_METADATA | MODINFOMD_EFI);
+ if (!efihdr->fb.fb_present)
+ return (0);
+ efifb = &efihdr->fb;
+
+ printf("%s>>> fb_present=%d\n", __func__, efifb->fb_present);
+ printf("%s>>> fb_addr=0x%016jx\n", __func__, efifb->fb_addr);
+ printf("%s>>> fb_size=%jx\n", __func__, efifb->fb_size);
+ printf("%s>>> fb_height=%d\n", __func__, efifb->fb_height);
+ printf("%s>>> fb_width=%d\n", __func__, efifb->fb_width);
+ printf("%s>>> fb_stride=%d\n", __func__, efifb->fb_stride);
+ printf("%s>>> fb_mask_red=%08x\n", __func__, efifb->fb_mask_red);
+ printf("%s>>> fb_mask_green=%08x\n", __func__, efifb->fb_mask_green);
+ printf("%s>>> fb_mask_blue=%08x\n", __func__, efifb->fb_mask_blue);
+ printf("%s>>> fb_mask_reserved=%08x\n", __func__, efifb->fb_mask_reserved);
+
+ sc = &efifb_softc;
+
+ sc->sc_console = 1;
+ sc->sc_height = efifb->fb_height;
+ sc->sc_width = efifb->fb_width;
+
+ depth = fls(efifb->fb_mask_red);
+ d = fls(efifb->fb_mask_green);
+ depth = d > depth ? d : depth;
+ d = fls(efifb->fb_mask_blue);
+ depth = d > depth ? d : depth;
+ d = fls(efifb->fb_mask_reserved);
+ depth = d > depth ? d : depth;
+ sc->sc_depth = depth;
+
+ sc->sc_stride = efifb->fb_stride * (depth / 8);
+ printf("%s>>> sc_stride=%d\n", __func__, sc->sc_stride);
+
+ sc->sc_red_bits = fls(efifb->fb_mask_red) - ffs(efifb->fb_mask_red) + 1;
+ sc->sc_red_shift = ffs(efifb->fb_mask_red) - 1;
+ sc->sc_green_bits = fls(efifb->fb_mask_green) -
+ ffs(efifb->fb_mask_green) + 1;
+ sc->sc_green_shift = ffs(efifb->fb_mask_green) - 1;
+ sc->sc_blue_bits = fls(efifb->fb_mask_blue) -
+ ffs(efifb->fb_mask_blue) + 1;
+ sc->sc_blue_shift = ffs(efifb->fb_mask_blue) - 1;
+
+ switch (depth) {
+ case 32:
+ sc->sc_putc = efifb_putc32;
+ sc->sc_putm = efifb_putm32;
+ sc->sc_set_border = efifb_set_border32;
+ break;
+ case 8:
+ sc->sc_putc = efifb_putc8;
+ sc->sc_putm = efifb_putm8;
+ sc->sc_set_border = efifb_set_border8;
+ break;
+ default:
+ return (0);
+ break;
+ }
+
+ /*
+ * We could use pmap_mapdev here except that the kernel pmap
+ * hasn't been created yet and hence any attempt to lock it will
+ * fail.
+ */
+ sc->sc_addr = (void *)PHYS_TO_DMAP(efifb->fb_addr);
+
+ efifb_init(0, &sc->sc_va, 0);
+
+ return (0);
+}
+
+static int
+efifb_probe(int unit, video_adapter_t **adp, void *arg, int flags)
+{
+ TODO;
+ return (0);
+}
+
+static int
+efifb_init(int unit, video_adapter_t *adp, int flags)
+{
+ struct efifb_softc * sc;
+ video_info_t * vi;
+ int cborder;
+ int font_height;
+
+ sc = (struct efifb_softc *)adp;
+ vi = &adp->va_info;
+
+ vid_init_struct(adp, "efifb", -1, unit);
+
+ /* The default font size can be overridden by loader */
+ font_height = 16;
+ TUNABLE_INT_FETCH("hw.syscons.fsize", &font_height);
+ if (font_height == 8) {
+ sc->sc_font = dflt_font_8;
+ sc->sc_font_height = 8;
+ } else if (font_height == 14) {
+ sc->sc_font = dflt_font_14;
+ sc->sc_font_height = 14;
+ } else {
+ /* default is 8x16 */
+ sc->sc_font = dflt_font_16;
+ sc->sc_font_height = 16;
+ }
+
+ /* The user can set a border in chars - default is 1 char width */
+ cborder = 1;
+ TUNABLE_INT_FETCH("hw.syscons.border", &cborder);
+
+ vi->vi_cheight = sc->sc_font_height;
+ vi->vi_width = sc->sc_width/8 - 2*cborder;
+ vi->vi_height = sc->sc_height/sc->sc_font_height - 2*cborder;
+ vi->vi_cwidth = 8;
+
+ /*
+ * 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->sc_xmargin = (sc->sc_width - (vi->vi_width * vi->vi_cwidth)) / 2;
+ sc->sc_ymargin = (sc->sc_height - (vi->vi_height * vi->vi_cheight))/2;
+
+ /*
+ * Avoid huge amounts of conditional code in syscons by
+ * defining a dummy h/w text display buffer.
+ */
+ adp->va_window = (vm_offset_t)efifb_static_window;
+
+ /*
+ * Enable future font-loading and flag color support, as well as
+ * adding V_ADP_MODECHANGE so that we ofwfb_set_mode() gets called
+ * when the X server shuts down. This enables us to get the console
+ * back when X disappears.
+ */
+ adp->va_flags |= V_ADP_FONT | V_ADP_COLOR | V_ADP_MODECHANGE;
+
+ efifb_set_mode(&sc->sc_va, 0);
+
+ vid_register(&sc->sc_va);
+
+ return (0);
+}
+
+static int
+efifb_get_info(video_adapter_t *adp, int mode, video_info_t *info)
+{
+ bcopy(&adp->va_info, info, sizeof(*info));
+ return (0);
+}
+
+static int
+efifb_query_mode(video_adapter_t *adp, video_info_t *info)
+{
+ TODO;
+ return (0);
+}
+
+static int
+efifb_set_mode(video_adapter_t *adp, int mode)
+{
+ struct efifb_softc *sc;
+
+ sc = (struct efifb_softc *)adp;
+
+ efifb_blank_display(&sc->sc_va, V_DISPLAY_ON);
+
+ return (0);
+}
+
+static int
+efifb_save_font(video_adapter_t *adp, int page, int size, int width,
+ u_char *data, int c, int count)
+{
+ TODO;
+ return (0);
+}
+
+static int
+efifb_load_font(video_adapter_t *adp, int page, int size, int width,
+ u_char *data, int c, int count)
+{
+ struct efifb_softc *sc;
+
+ sc = (struct efifb_softc *)adp;
+
+ /*
+ * syscons code has already determined that current width/height
+ * are unchanged for this new font
+ */
+ sc->sc_font = data;
+ return (0);
+}
+
+static int
+efifb_show_font(video_adapter_t *adp, int page)
+{
+
+ return (0);
+}
+
+static int
+efifb_save_palette(video_adapter_t *adp, u_char *palette)
+{
+ /* TODO; */
+ return (0);
+}
+
+static int
+efifb_load_palette(video_adapter_t *adp, u_char *palette)
+{
+ /* TODO; */
+ return (0);
+}
+
+static int
+efifb_set_border8(video_adapter_t *adp, int border)
+{
+ struct efifb_softc *sc;
+ int i, j;
+ uint8_t *addr;
+ uint8_t bground;
+
+ sc = (struct efifb_softc *)adp;
+
+ bground = (uint8_t)(efifb_pixel(sc, efifb_background(border)) & 0xff);
+
+ /* Set top margin */
+ addr = (uint8_t *) sc->sc_addr;
+ for (i = 0; i < sc->sc_ymargin; i++) {
+ for (j = 0; j < sc->sc_width; j++) {
+ *(addr + j) = bground;
+ }
+ addr += sc->sc_stride;
+ }
+
+ /* bottom margin */
+ addr = (uint8_t *) sc->sc_addr + (sc->sc_height - sc->sc_ymargin)*sc->sc_stride;
+ for (i = 0; i < sc->sc_ymargin; i++) {
+ for (j = 0; j < sc->sc_width; j++) {
+ *(addr + j) = bground;
+ }
+ addr += sc->sc_stride;
+ }
+
+ /* remaining left and right borders */
+ addr = (uint8_t *) sc->sc_addr + sc->sc_ymargin*sc->sc_stride;
+ for (i = 0; i < sc->sc_height - 2*sc->sc_xmargin; i++) {
+ for (j = 0; j < sc->sc_xmargin; j++) {
+ *(addr + j) = bground;
+ *(addr + j + sc->sc_width - sc->sc_xmargin) = bground;
+ }
+ addr += sc->sc_stride;
+ }
+
+ return (0);
+}
+
+static int
+efifb_set_border32(video_adapter_t *adp, int border)
+{
+ /* XXX Be lazy for now and blank entire screen */
+ return (efifb_blank_display(adp, border));
+}
+
+static int
+efifb_set_border(video_adapter_t *adp, int border)
+{
+ struct efifb_softc *sc;
+
+ sc = (struct efifb_softc *)adp;
+
+ return ((*sc->sc_set_border)(adp, border));
+}
+
+static int
+efifb_save_state(video_adapter_t *adp, void *p, size_t size)
+{
+ TODO;
+ return (0);
+}
+
+static int
+efifb_load_state(video_adapter_t *adp, void *p)
+{
+ TODO;
+ return (0);
+}
+
+static int
+efifb_set_win_org(video_adapter_t *adp, off_t offset)
+{
+ TODO;
+ return (0);
+}
+
+static int
+efifb_read_hw_cursor(video_adapter_t *adp, int *col, int *row)
+{
+ *col = 0;
+ *row = 0;
+
+ return (0);
+}
+
+static int
+efifb_set_hw_cursor(video_adapter_t *adp, int col, int row)
+{
+
+ return (0);
+}
+
+static int
+efifb_set_hw_cursor_shape(video_adapter_t *adp, int base, int height,
+ int celsize, int blink)
+{
+
+ return (0);
+}
+
+static int
+efifb_blank_display(video_adapter_t *adp, int mode)
+{
+ struct efifb_softc *sc;
+ uint32_t cell;
+ uint64_t addr;
+ int i, count;
+
+ sc = (struct efifb_softc *)adp;
+
+ switch (sc->sc_depth) {
+ case 32:
+ cell = efifb_pixel(sc, efifb_background(SC_NORM_ATTR));
+ break;
+ case 8:
+ cell = efifb_pixel(sc, efifb_background(SC_NORM_ATTR)) & 0xff;
+ cell |= (cell << 8);
+ cell |= (cell << 16);
+ break;
+ default:
+ return (0);
+ }
+
+ for (i = 0; i < sc->sc_height; i++) {
+ count = sc->sc_width;
+ addr = (uint64_t)sc->sc_addr + (sc->sc_stride * i);
+ for (; count != 0; count--, addr += 4)
+ *(volatile uint32_t *)(addr) = cell;
+ }
+
+ return (0);
+}
+
+static int
+efifb_mmap(video_adapter_t *adp, vm_ooffset_t offset, vm_paddr_t *paddr,
+ int prot, vm_memattr_t *memattr)
+{
+ struct efifb_softc * sc;
+
+ sc = (struct efifb_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->sc_stride*sc->sc_height) {
+ *paddr = (vm_paddr_t)sc->sc_addr + offset;
+ return (0);
+ }
+
+ return (EINVAL);
+}
+
+static int
+efifb_ioctl(video_adapter_t *adp, u_long cmd, caddr_t data)
+{
+
+ return (0);
+}
+
+static int
+efifb_clear(video_adapter_t *adp)
+{
+ TODO;
+ return (0);
+}
+
+static int
+efifb_fill_rect(video_adapter_t *adp, int val, int x, int y, int cx, int cy)
+{
+ TODO;
+ return (0);
+}
+
+static int
+efifb_bitblt(video_adapter_t *adp, ...)
+{
+ TODO;
+ return (0);
+}
+
+static int
+efifb_diag(video_adapter_t *adp, int level)
+{
+ TODO;
+ return (0);
+}
+
+static int
+efifb_save_cursor_palette(video_adapter_t *adp, u_char *palette)
+{
+ TODO;
+ return (0);
+}
+
+static int
+efifb_load_cursor_palette(video_adapter_t *adp, u_char *palette)
+{
+ TODO;
+ return (0);
+}
+
+static int
+efifb_copy(video_adapter_t *adp, vm_offset_t src, vm_offset_t dst, int n)
+{
+ TODO;
+ return (0);
+}
+
+static int
+efifb_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)
+{
+ TODO;
+ return (0);
+}
+
+static int
+efifb_putc8(video_adapter_t *adp, vm_offset_t off, uint8_t c, uint8_t a)
+{
+ struct efifb_softc *sc;
+ int row;
+ int col;
+ int i;
+ uint32_t *addr;
+ u_char *p, fg, bg;
+ union {
+ uint32_t l;
+ uint8_t c[4];
+ } ch1, ch2;
+
+ sc = (struct efifb_softc *)adp;
+ 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->sc_font + c*sc->sc_font_height;
+ addr = (u_int32_t *)((uintptr_t)sc->sc_addr
+ + (row + sc->sc_ymargin)*sc->sc_stride
+ + col + sc->sc_xmargin);
+
+ fg = (u_char)(efifb_pixel(sc, efifb_foreground(a)) & 0xff);
+ bg = (u_char)(efifb_pixel(sc, efifb_background(a)) & 0xff);
+
+ for (i = 0; i < sc->sc_font_height; i++) {
+ u_char fline = p[i];
+
+ /*
+ * Assume that there is more background than foreground
+ * in characters and init accordingly
+ */
+ ch1.l = ch2.l = (bg << 24) | (bg << 16) | (bg << 8) | bg;
+
+ /*
+ * Calculate 2 x 4-chars at a time, and then
+ * write these out.
+ */
+ if (fline & 0x80) ch1.c[0] = fg;
+ if (fline & 0x40) ch1.c[1] = fg;
+ if (fline & 0x20) ch1.c[2] = fg;
+ if (fline & 0x10) ch1.c[3] = fg;
+
+ if (fline & 0x08) ch2.c[0] = fg;
+ if (fline & 0x04) ch2.c[1] = fg;
+ if (fline & 0x02) ch2.c[2] = fg;
+ if (fline & 0x01) ch2.c[3] = fg;
+
+ addr[0] = ch1.l;
+ addr[1] = ch2.l;
+ addr += (sc->sc_stride / sizeof(u_int32_t));
+ }
+
+ return (0);
+}
+
+static int
+efifb_putc32(video_adapter_t *adp, vm_offset_t off, uint8_t c, uint8_t a)
+{
+ struct efifb_softc *sc;
+ int row;
+ int col;
+ int i, j, k;
+ uint32_t *addr;
+ u_char *p;
+
+ sc = (struct efifb_softc *)adp;
+ 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->sc_font + c*sc->sc_font_height;
+ addr = (uint32_t *)sc->sc_addr
+ + (row + sc->sc_ymargin)*(sc->sc_stride/4)
+ + col + sc->sc_xmargin;
+
+ for (i = 0; i < sc->sc_font_height; i++) {
+ for (j = 0, k = 7; j < 8; j++, k--) {
+ if ((p[i] & (1 << k)) == 0)
+ *(addr + j) =
+ efifb_pixel(sc, efifb_background(a));
+ else
+ *(addr + j) =
+ efifb_pixel(sc, efifb_foreground(a));
+ }
+ addr += (sc->sc_stride/4);
+ }
+
+ return (0);
+}
+
+static int
+efifb_putc(video_adapter_t *adp, vm_offset_t off, uint8_t c, uint8_t a)
+{
+ struct efifb_softc *sc;
+
+ sc = (struct efifb_softc *)adp;
+
+ return ((*sc->sc_putc)(adp, off, c, a));
+}
+
+static int
+efifb_puts(video_adapter_t *adp, vm_offset_t off, u_int16_t *s, int len)
+{
+ int i;
+
+ for (i = 0; i < len; i++) {
+ efifb_putc(adp, off + i, s[i] & 0xff, (s[i] & 0xff00) >> 8);
+ }
+ return (0);
+}
+
+static int
+efifb_putm8(video_adapter_t *adp, int x, int y, uint8_t *pixel_image,
+ uint32_t pixel_mask, int size, int width)
+{
+ struct efifb_softc *sc;
+ int i, j, k;
+ uint8_t *addr;
+ u_char fg, bg;
+
+ sc = (struct efifb_softc *)adp;
+ addr = (u_int8_t *)((uintptr_t)sc->sc_addr
+ + (y + sc->sc_ymargin)*sc->sc_stride
+ + x + sc->sc_xmargin);
+
+ fg = (u_char)(efifb_pixel(sc, efifb_foreground(SC_NORM_ATTR)) & 0xff);
+ bg = (u_char)(efifb_pixel(sc, efifb_background(SC_NORM_ATTR)) & 0xff);
+
+ for (i = 0; i < size && i+y < sc->sc_height - 2*sc->sc_ymargin; i++) {
+ /*
+ * Calculate 2 x 4-chars at a time, and then
+ * write these out.
+ */
+ for (j = 0, k = width; j < 8; j++, k--) {
+ if (x + j >= sc->sc_width - 2*sc->sc_xmargin)
+ continue;
+
+ if (pixel_image[i] & (1 << k))
+ addr[j] = (addr[j] == fg) ? bg : fg;
+ }
+
+ addr += (sc->sc_stride / sizeof(u_int8_t));
+ }
+
+ return (0);
+}
+
+static int
+efifb_putm32(video_adapter_t *adp, int x, int y, uint8_t *pixel_image,
+ uint32_t pixel_mask, int size, int width)
+{
+ struct efifb_softc *sc;
+ int i, j, k;
+ uint32_t fg, bg;
+ uint32_t *addr;
+
+ sc = (struct efifb_softc *)adp;
+ addr = (uint32_t *)sc->sc_addr
+ + (y + sc->sc_ymargin)*(sc->sc_stride/4)
+ + x + sc->sc_xmargin;
+
+ fg = efifb_pixel(sc, efifb_foreground(SC_NORM_ATTR));
+ bg = efifb_pixel(sc, efifb_background(SC_NORM_ATTR));
+
+ for (i = 0; i < size && i+y < sc->sc_height - 2*sc->sc_ymargin; i++) {
+ for (j = 0, k = width; j < 8; j++, k--) {
+ if (x + j >= sc->sc_width - 2*sc->sc_xmargin)
+ continue;
+
+ if (pixel_image[i] & (1 << k))
+ *(addr + j) = (*(addr + j) == fg) ? bg : fg;
+ }
+ addr += (sc->sc_stride/4);
+ }
+
+ return (0);
+}
+
+static int
+efifb_putm(video_adapter_t *adp, int x, int y, uint8_t *pixel_image,
+ uint32_t pixel_mask, int size, int width)
+{
+ struct efifb_softc *sc;
+
+ sc = (struct efifb_softc *)adp;
+
+ return ((*sc->sc_putm)(adp, x, y, pixel_image, pixel_mask, size,
+ width));
+}
+
+/*
+ * Define the syscons nexus device attachment
+ */
+static void
+efifb_scidentify(driver_t *driver, device_t parent)
+{
+ device_t child;
+
+ child = BUS_ADD_CHILD(parent, INT_MAX, SC_DRIVER_NAME, 0);
+}
+
+static int
+efifb_scprobe(device_t dev)
+{
+ int error;
+
+ device_set_desc(dev, "EFI framebuffer console");
+
+ error = sc_probe_unit(device_get_unit(dev),
+ device_get_flags(dev) | SC_AUTODETECT_KBD);
+ if (error != 0)
+ return (error);
+
+ /* This is a fake device, so make sure we added it ourselves */
+ return (BUS_PROBE_NOWILDCARD);
+}
+
+static int
+efifb_scattach(device_t dev)
+{
+ return (sc_attach_unit(device_get_unit(dev),
+ device_get_flags(dev) | SC_AUTODETECT_KBD));
+}
+
+static device_method_t efifb_sc_methods[] = {
+ DEVMETHOD(device_identify, efifb_scidentify),
+ DEVMETHOD(device_probe, efifb_scprobe),
+ DEVMETHOD(device_attach, efifb_scattach),
+ { 0, 0 }
+};
+
+static driver_t efifb_sc_driver = {
+ SC_DRIVER_NAME,
+ efifb_sc_methods,
+ sizeof(sc_softc_t),
+};
+
+static devclass_t sc_devclass;
+
+DRIVER_MODULE(efifb, nexus, efifb_sc_driver, sc_devclass, 0, 0);
Added: projects/uefi/sys/dev/fb/efifb.h
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ projects/uefi/sys/dev/fb/efifb.h Mon Feb 25 00:08:28 2013 (r247249)
@@ -0,0 +1,102 @@
+/*-
+ * Copyright (c) 2003 Peter Grehan
+ * 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.
*** DIFF OUTPUT TRUNCATED AT 1000 LINES ***
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