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786 |
skrzyp |
#!/usr/bin/env tclsh
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#===============================================================================
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#
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# gen_synthfb.tcl
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#
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# Generate header files for all enabled synthetic target framebuffer devices.
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#
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#===============================================================================
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# ####ECOSGPLCOPYRIGHTBEGIN####
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# -------------------------------------------
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# This file is part of eCos, the Embedded Configurable Operating System.
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# Copyright (C) 2008 Free Software Foundation, Inc.
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#
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# eCos is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free
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# Software Foundation; either version 2 or (at your option) any later
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# version.
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#
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# eCos is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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# for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with eCos; if not, write to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#
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# As a special exception, if other files instantiate templates or use
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# macros or inline functions from this file, or you compile this file
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# and link it with other works to produce a work based on this file,
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# this file does not by itself cause the resulting work to be covered by
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# the GNU General Public License. However the source code for this file
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# must still be made available in accordance with section (3) of the GNU
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# General Public License v2.
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#
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# This exception does not invalidate any other reasons why a work based
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# on this file might be covered by the GNU General Public License.
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# -------------------------------------------
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# ####ECOSGPLCOPYRIGHTEND####
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#===============================================================================
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######DESCRIPTIONBEGIN####
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#
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# Author(s): bartv
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# Date: 2005-10-28
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#
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# This script is invoked via a custom make rule to generate files
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# <cyg/io/framebufs/synth_fb.h> and synth_fbs.c
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#
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#####DESCRIPTIONEND####
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#===============================================================================
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proc do_it { prefix } {
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set pkgconf_file [file join $prefix "include/pkgconf/devs_framebuf_synth.h"]
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if { ! [file exists $pkgconf_file] } {
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puts stderr "gen_synthfb.tcl: missing configuration header $pkgconf_file"
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exit 1
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}
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set fd [open $pkgconf_file "r"]
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set data [read $fd]
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close $fd
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array set defines [list]
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foreach line [split $data "\n"] {
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if { [regexp -- {^\#define[[:space:]]*([a-zA-Z_][a-zA-Z0-9_]*)[[:space:]]+([^[:space:]]+)$} $line junk symbol value] } {
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set defines($symbol) $value
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}
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}
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set data \
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"/*
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* File <cyg/io/framebufs/synth_fb.h>
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*
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* This is a generated file - do not edit!
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* It should not be \#include'd directly. Instead use <cyg/io/framebuf.h>
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*/
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#include <cyg/io/framebuf.inl>
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"
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for { set fb 0 } { $fb < 4 } { incr fb } {
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if { ! [info exists defines(CYGPKG_DEVS_FRAMEBUF_SYNTH_FB[set fb])] } {
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continue
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}
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set width $defines(CYGNUM_DEVS_FRAMEBUF_SYNTH_FB[set fb]_WIDTH)
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set height $defines(CYGNUM_DEVS_FRAMEBUF_SYNTH_FB[set fb]_HEIGHT)
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set flags0 "(CYG_FB_FLAGS0_LINEAR_FRAMEBUFFER | \\\n CYG_FB_FLAGS0_DOUBLE_BUFFER | \\\n"
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if { [info exists defines(CYGIMP_DEVS_FRAMEBUF_SYNTH_FB[set fb]_VIEWPORT) ] } {
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set viewport_width $defines(CYGNUM_DEVS_FRAMEBUF_SYNTH_FB[set fb]_VIEWPORT_WIDTH)
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set viewport_height $defines(CYGNUM_DEVS_FRAMEBUF_SYNTH_FB[set fb]_VIEWPORT_HEIGHT)
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append flags0 " CYG_FB_FLAGS0_VIEWPORT | \\\n"
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} else {
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set viewport_width $width
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set viewport_height $height
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}
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if { [info exists defines(CYGNUM_DEVS_FRAMEBUF_SYNTH_FB[set fb]_PAGE_FLIPPING)] } {
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append flags0 " CYG_FB_FLAGS0_PAGE_FLIPPING | \\\n"
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}
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set paletted 1
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switch -- $defines(CYGDAT_DEVS_FRAMEBUF_SYNTH_FB[set fb]_FORMAT) {
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1BPP_BE_PAL888 {
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set format "CYG_FB_FORMAT_1BPP_PAL888"
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set suffix "1BE"
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set depth 1
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set stride [expr ($width + 7) >> 3]
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}
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1BPP_LE_PAL888 {
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append flags0 " CYG_FB_FLAGS0_LE | \\\n"
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set format "CYG_FB_FORMAT_1BPP_PAL888"
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set suffix "1LE"
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set depth 1
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set stride [expr ($width + 7) >> 3]
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}
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2BPP_BE_PAL888 {
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set format "CYG_FB_FORMAT_2BPP_PAL888"
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set suffix "2BE"
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set depth 2
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set stride [expr ($width + 3) >> 2]
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}
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2BPP_LE_PAL888 {
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append flags0 " CYG_FB_FLAGS0_LE | \\\n"
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set format "CYG_FB_FORMAT_2BPP_PAL888"
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set suffix "2LE"
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set depth 2
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set stride [expr ($width + 3) >> 2]
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}
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4BPP_BE_PAL888 {
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set format "CYG_FB_FORMAT_4BPP_PAL888"
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set suffix "4BE"
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set depth 4
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set stride [expr ($width + 1) >> 1]
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}
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4BPP_LE_PAL888 {
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append flags0 " CYG_FB_FLAGS0_LE | \\\n"
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set format "CYG_FB_FORMAT_4BPP_PAL888"
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set suffix "4LE"
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set depth 4
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set stride [expr ($width + 1) >> 1]
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}
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8BPP_PAL888 {
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set format "CYG_FB_FORMAT_8BPP_PAL888"
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set suffix "8"
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set depth 8
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set stride $width
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}
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8BPP_TRUE_332 {
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set format "CYG_FB_FORMAT_8BPP_TRUE_332"
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set suffix "8"
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set paletted 0
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set make_colour_fn "cyg_fb_dev_make_colour_8bpp_true_332"
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set break_colour_fn "cyg_fb_dev_break_colour_8bpp_true_332"
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set make_colour_macro "CYG_FB_MAKE_COLOUR_8BPP_TRUE_332"
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set break_colour_macro "CYG_FB_BREAK_COLOUR_8BPP_TRUE_332"
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set depth 8
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set stride $width
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}
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16BPP_TRUE_565 {
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set format "CYG_FB_FORMAT_16BPP_TRUE_565"
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set suffix "16"
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set paletted 0
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set make_colour_fn "cyg_fb_dev_make_colour_16bpp_true_565"
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set break_colour_fn "cyg_fb_dev_break_colour_16bpp_true_565"
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set make_colour_macro "CYG_FB_MAKE_COLOUR_16BPP_TRUE_565"
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set break_colour_macro "CYG_FB_BREAK_COLOUR_16BPP_TRUE_565"
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set depth 16
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set stride [expr $width * 2]
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}
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16BPP_TRUE_555 {
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set format "CYG_FB_FORMAT_16BPP_TRUE_555"
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set suffix "16"
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set paletted 0
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set make_colour_fn "cyg_fb_dev_make_colour_16bpp_true_555"
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set break_colour_fn "cyg_fb_dev_break_colour_16bpp_true_555"
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set make_colour_macro "CYG_FB_MAKE_COLOUR_16BPP_TRUE_555"
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set break_colour_macro "CYG_FB_BREAK_COLOUR_16BPP_TRUE_555"
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set depth 16
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set stride [expr $width * 2]
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}
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32BPP_TRUE_0888 {
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set format "CYG_FB_FORMAT_32BPP_TRUE_0888"
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set suffix "32"
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set paletted 0
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set make_colour_fn "cyg_fb_dev_make_colour_32bpp_true_0888"
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set break_colour_fn "cyg_fb_dev_break_colour_32bpp_true_0888"
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set make_colour_macro "CYG_FB_MAKE_COLOUR_32BPP_TRUE_0888"
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set break_colour_macro "CYG_FB_BREAK_COLOUR_32BPP_TRUE_0888"
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set depth 32
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set stride [expr $width * 4]
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}
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}
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if { $paletted } {
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append flags0 " CYG_FB_FLAGS0_PALETTE | \\\n CYG_FB_FLAGS0_WRITEABLE_PALETTE | \\\n"
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set write_palette_fn "cyg_synth_fb_write_palette"
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set read_palette_fn "cyg_synth_fb_read_palette"
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set make_colour_fn "cyg_fb_nop_make_colour"
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set break_colour_fn "cyg_fb_nop_break_colour"
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} else {
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append flags0 " CYG_FB_FLAGS0_TRUE_COLOUR | \\\n"
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set write_palette_fn "cyg_fb_nop_write_palette"
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set read_palette_fn "cyg_fb_nop_read_palette"
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}
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append flags0 " CYG_FB_FLAGS0_BLANK)"
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# The framebuffer parameters
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append data \
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"
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extern cyg_fb cyg_synth_fb[set fb];
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extern cyg_uint8* cyg_synth_fb[set fb]_base;
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#define CYG_FB_fb[set fb]_STRUCT cyg_synth_fb[set fb]
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#define CYG_FB_fb[set fb]_DEPTH $depth
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#define CYG_FB_fb[set fb]_FORMAT $format
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#define CYG_FB_fb[set fb]_WIDTH $width
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#define CYG_FB_fb[set fb]_HEIGHT $height
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#define CYG_FB_fb[set fb]_VIEWPORT_WIDTH $viewport_width
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#define CYG_FB_fb[set fb]_VIEWPORT_HEIGHT $viewport_height
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#define CYG_FB_fb[set fb]_BASE cyg_synth_fb[set fb]_base
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#define CYG_FB_fb[set fb]_STRIDE $stride
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#define CYG_FB_fb[set fb]_FLAGS0 $flags0
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#define CYG_FB_fb[set fb]_FLAGS1 0
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#define CYG_FB_fb[set fb]_FLAGS2 0
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#define CYG_FB_fb[set fb]_FLAGS3 0
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"
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# These macros are not part of the usual framebuffer set, but are
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# useful because of the configurable nature of the synthetic target
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append data \
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"
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#define CYG_FB_fb[set fb]_SUFFIX $suffix
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#define CYG_FB_fb[set fb]_READ_PALETTE_FN $read_palette_fn
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#define CYG_FB_fb[set fb]_WRITE_PALETTE_FN $write_palette_fn
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| 233 |
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#define CYG_FB_fb[set fb]_MAKE_COLOUR_FN $make_colour_fn
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#define CYG_FB_fb[set fb]_BREAK_COLOUR_FN $break_colour_fn
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"
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# And the macro API, all done in terms of the linear framebuffer functions.
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| 237 |
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append data \
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| 238 |
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"
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| 239 |
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#define CYG_FB_fb[set fb]_PIXELx_VAR( _fb_, _id_) CYG_FB_PIXELx_VAR_[set suffix]( _fb_, _id_)
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#define CYG_FB_fb[set fb]_PIXELx_SET( _fb_, _id_, _x_, _y_) \\
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| 241 |
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CYG_MACRO_START \\
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| 242 |
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CYG_FB_PIXELx_SET_[set suffix]( _fb_, _id_, CYG_FB_fb[set fb]_BASE, CYG_FB_fb[set fb]_STRIDE, _x_, _y_); \\
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| 243 |
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CYG_MACRO_END
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| 244 |
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#define CYG_FB_fb[set fb]_PIXELx_GET( _fb_, _id_, _x_, _y_) \\
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| 245 |
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CYG_MACRO_START \\
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| 246 |
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CYG_FB_PIXELx_GET_[set suffix]( _fb_, _id_, CYG_FB_fb[set fb]_BASE, CYG_FB_fb[set fb]_STRIDE, _x_, _y_); \\
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| 247 |
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CYG_MACRO_END
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| 248 |
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#define CYG_FB_fb[set fb]_PIXELx_ADDX( _fb_, _id_, _incr_) \\
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| 249 |
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CYG_MACRO_START \\
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| 250 |
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CYG_FB_PIXELx_ADDX_[set suffix]( _fb_, _id_, CYG_FB_fb[set fb]_STRIDE, _incr_); \\
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| 251 |
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CYG_MACRO_END
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| 252 |
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#define CYG_FB_fb[set fb]_PIXELx_ADDY( _fb_, _id_, _incr_) \\
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| 253 |
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CYG_MACRO_START \\
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| 254 |
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CYG_FB_PIXELx_ADDY_[set suffix]( _fb_, _id_, CYG_FB_fb[set fb]_STRIDE, _incr_); \\
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| 255 |
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CYG_MACRO_END
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| 256 |
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#define CYG_FB_fb[set fb]_PIXELx_WRITE(_fb_, _id_, _colour_) \\
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| 257 |
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CYG_MACRO_START \\
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| 258 |
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CYG_FB_PIXELx_WRITE_[set suffix](_fb_, _id_, _colour_); \\
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| 259 |
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CYG_MACRO_END
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| 260 |
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#define CYG_FB_fb[set fb]_PIXELx_READ( _fb_, _id_) \\
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| 261 |
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({ CYG_FB_PIXELx_READ_[set suffix]( _fb_, _id_); })
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| 262 |
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#define CYG_FB_fb[set fb]_PIXELx_FLUSHABS( _fb_, _id_, _x0_, _y0_, _width_, _height_) \\
|
| 263 |
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CYG_MACRO_START \\
|
| 264 |
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CYG_FB_PIXELx_FLUSHABS_[set suffix](_fb_, _id_, _x0_, _y0_, _width_, _height_); \\
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| 265 |
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CYG_MACRO_END
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| 266 |
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#define CYG_FB_fb[set fb]_PIXELx_FLUSHREL( _fb_, _id_, _x0_, _y0_, _dx_, _dy_) \\
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| 267 |
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CYG_MACRO_START \\
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| 268 |
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CYG_FB_PIXELx_FLUSHREL_[set suffix](_fb_, _id_, _x0_, _y0_, _dx_, _dy_); \\
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| 269 |
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CYG_MACRO_END
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| 270 |
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| 271 |
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#define CYG_FB_fb[set fb]_WRITE_PIXEL(_x_, _y_, _colour_) \\
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| 272 |
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CYG_MACRO_START \\
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| 273 |
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cyg_fb_linear_write_pixel_[set suffix]_inl(CYG_FB_fb[set fb]_BASE, CYG_FB_fb[set fb]_STRIDE, \\
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| 274 |
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_x_, _y_, _colour_); \\
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| 275 |
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CYG_MACRO_END
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| 276 |
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#define CYG_FB_fb[set fb]_READ_PIXEL(_x_, _y_) \\
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| 277 |
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({ cyg_fb_linear_read_pixel_[set suffix]_inl(CYG_FB_fb[set fb]_BASE, CYG_FB_fb[set fb]_STRIDE, _x_, _y_); })
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| 278 |
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#define CYG_FB_fb[set fb]_WRITE_HLINE(_x_, _y_, _len_, _colour_) \\
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| 279 |
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CYG_MACRO_START \\
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| 280 |
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cyg_fb_linear_write_hline_[set suffix]_inl(CYG_FB_fb[set fb]_BASE, CYG_FB_fb[set fb]_STRIDE, \\
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| 281 |
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_x_, _y_, _len_, _colour_); \\
|
| 282 |
|
|
CYG_MACRO_END
|
| 283 |
|
|
#define CYG_FB_fb[set fb]_WRITE_VLINE(_x_, _y_, _len_, _colour_) \\
|
| 284 |
|
|
CYG_MACRO_START \\
|
| 285 |
|
|
cyg_fb_linear_write_vline_[set suffix]_inl(CYG_FB_fb[set fb]_BASE, CYG_FB_fb[set fb]_STRIDE, \\
|
| 286 |
|
|
_x_, _y_, _len_, _colour_); \\
|
| 287 |
|
|
CYG_MACRO_END
|
| 288 |
|
|
#define CYG_FB_fb[set fb]_FILL_BLOCK(_x_, _y_, _width_, _height_, _colour_) \\
|
| 289 |
|
|
CYG_MACRO_START \\
|
| 290 |
|
|
cyg_fb_linear_fill_block_[set suffix]_inl(CYG_FB_fb[set fb]_BASE, CYG_FB_fb[set fb]_STRIDE, \\
|
| 291 |
|
|
_x_, _y_, _width_, _height_, _colour_); \\
|
| 292 |
|
|
CYG_MACRO_END
|
| 293 |
|
|
#define CYG_FB_fb[set fb]_WRITE_BLOCK(_x_, _y_, _width_, _height_, _data_, _offset_, _data_stride_) \\
|
| 294 |
|
|
CYG_MACRO_START \\
|
| 295 |
|
|
cyg_fb_linear_write_block_[set suffix]_inl(CYG_FB_fb[set fb]_BASE, CYG_FB_fb[set fb]_STRIDE, \\
|
| 296 |
|
|
_x_, _y_, _width_, _height_, _data_, _offset_, _data_stride_); \\
|
| 297 |
|
|
CYG_MACRO_END
|
| 298 |
|
|
#define CYG_FB_fb[set fb]_READ_BLOCK(_x_, _y_, _width_, _height_, _data_, _offset_, _data_stride_) \\
|
| 299 |
|
|
CYG_MACRO_START \\
|
| 300 |
|
|
cyg_fb_linear_read_block_[set suffix]_inl(CYG_FB_fb[set fb]_BASE, CYG_FB_fb[set fb]_STRIDE, \\
|
| 301 |
|
|
_x_, _y_, _width_, _height_, _data_, _offset_, _data_stride_); \\
|
| 302 |
|
|
CYG_MACRO_END
|
| 303 |
|
|
#define CYG_FB_fb[set fb]_MOVE_BLOCK(_x_, _y_, _width_, _height_, _new_x_, _new_y_) \\
|
| 304 |
|
|
CYG_MACRO_START \\
|
| 305 |
|
|
cyg_fb_linear_move_block_[set suffix]_inl(CYG_FB_fb[set fb]_BASE, CYG_FB_fb[set fb]_STRIDE, \\
|
| 306 |
|
|
_x_, _y_, _width_, _height_, _new_x_, _new_y_); \\
|
| 307 |
|
|
CYG_MACRO_END
|
| 308 |
|
|
"
|
| 309 |
|
|
if { !$paletted } {
|
| 310 |
|
|
append data \
|
| 311 |
|
|
"
|
| 312 |
|
|
#define CYG_FB_fb[set fb]_MAKE_COLOUR(_r_, _g_, _b_) \\
|
| 313 |
|
|
({ [set make_colour_macro](_r_, _g_, _b_); })
|
| 314 |
|
|
#define CYG_FB_fb[set fb]_BREAK_COLOUR(_colour_, _r_, _g_, _b_) \\
|
| 315 |
|
|
CYG_MACRO_START \\
|
| 316 |
|
|
[set break_colour_macro](_colour_, _r_, _g_, _b_); \\
|
| 317 |
|
|
CYG_MACRO_END
|
| 318 |
|
|
"
|
| 319 |
|
|
}
|
| 320 |
|
|
}
|
| 321 |
|
|
|
| 322 |
|
|
set old_data ""
|
| 323 |
|
|
set framebuf_file [file join $prefix "include/cyg/io/framebufs/synth_fb.h"]
|
| 324 |
|
|
if { [file exists $framebuf_file] && [file readable $framebuf_file] } {
|
| 325 |
|
|
set fd [open $framebuf_file "r"]
|
| 326 |
|
|
set old_data [read $fd]
|
| 327 |
|
|
close $fd
|
| 328 |
|
|
}
|
| 329 |
|
|
if { ! [string equal $old_data $data] } {
|
| 330 |
|
|
if { ! [info exists [file dirname $framebuf_file]] } {
|
| 331 |
|
|
file mkdir [file dirname $framebuf_file]
|
| 332 |
|
|
}
|
| 333 |
|
|
set fd [open $framebuf_file "w"]
|
| 334 |
|
|
puts -nonewline $fd $data
|
| 335 |
|
|
close $fd
|
| 336 |
|
|
}
|
| 337 |
|
|
}
|
| 338 |
|
|
|
| 339 |
|
|
if { 0 == $::argc } {
|
| 340 |
|
|
puts stderr "gen_synthfb.tcl: missing argument for install directory"
|
| 341 |
|
|
exit 1
|
| 342 |
|
|
}
|
| 343 |
|
|
if { [catch { do_it [lindex $::argv 0] } msg] } {
|
| 344 |
|
|
puts stderr "gen_synthfb.tcl: internal error"
|
| 345 |
|
|
puts stderr " $msg"
|
| 346 |
|
|
exit 1
|
| 347 |
|
|
}
|
| 348 |
|
|
exit 0
|
| 349 |
|
|
|
