111090Sandreas.sandberg@arm.com# Copyright (c) 2015 ARM Limited 211090Sandreas.sandberg@arm.com# All rights reserved 311090Sandreas.sandberg@arm.com# 411090Sandreas.sandberg@arm.com# The license below extends only to copyright in the software and shall 511090Sandreas.sandberg@arm.com# not be construed as granting a license to any other intellectual 611090Sandreas.sandberg@arm.com# property including but not limited to intellectual property relating 711090Sandreas.sandberg@arm.com# to a hardware implementation of the functionality of the software 811090Sandreas.sandberg@arm.com# licensed hereunder. You may use the software subject to the license 911090Sandreas.sandberg@arm.com# terms below provided that you ensure that this notice is replicated 1011090Sandreas.sandberg@arm.com# unmodified and in its entirety in all distributions of the software, 1111090Sandreas.sandberg@arm.com# modified or unmodified, in source code or in binary form. 1211090Sandreas.sandberg@arm.com# 1311090Sandreas.sandberg@arm.com# Redistribution and use in source and binary forms, with or without 1411090Sandreas.sandberg@arm.com# modification, are permitted provided that the following conditions are 1511090Sandreas.sandberg@arm.com# met: redistributions of source code must retain the above copyright 1611090Sandreas.sandberg@arm.com# notice, this list of conditions and the following disclaimer; 1711090Sandreas.sandberg@arm.com# redistributions in binary form must reproduce the above copyright 1811090Sandreas.sandberg@arm.com# notice, this list of conditions and the following disclaimer in the 1911090Sandreas.sandberg@arm.com# documentation and/or other materials provided with the distribution; 2011090Sandreas.sandberg@arm.com# neither the name of the copyright holders nor the names of its 2111090Sandreas.sandberg@arm.com# contributors may be used to endorse or promote products derived from 2211090Sandreas.sandberg@arm.com# this software without specific prior written permission. 2311090Sandreas.sandberg@arm.com# 2411090Sandreas.sandberg@arm.com# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 2511090Sandreas.sandberg@arm.com# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 2611090Sandreas.sandberg@arm.com# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 2711090Sandreas.sandberg@arm.com# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 2811090Sandreas.sandberg@arm.com# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 2911090Sandreas.sandberg@arm.com# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 3011090Sandreas.sandberg@arm.com# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 3111090Sandreas.sandberg@arm.com# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 3211090Sandreas.sandberg@arm.com# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 3311090Sandreas.sandberg@arm.com# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 3411090Sandreas.sandberg@arm.com# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 3511090Sandreas.sandberg@arm.com# 3611090Sandreas.sandberg@arm.com# Authors: Andreas Sandberg 3711090Sandreas.sandberg@arm.com# 3811090Sandreas.sandberg@arm.com 3911090Sandreas.sandberg@arm.comdef upgrader(cpt): 4011090Sandreas.sandberg@arm.com """HDLCD controller rewrite. Converted checkpoints cause the HDLCD 4111090Sandreas.sandberg@arm.com model to start a new screen refresh and FIFO buffer fill immediately 4211090Sandreas.sandberg@arm.com after they are loaded. Expect some timing differences.""" 4311090Sandreas.sandberg@arm.com 4411090Sandreas.sandberg@arm.com import re 4511090Sandreas.sandberg@arm.com if cpt.get('root','isa') != 'arm': 4611090Sandreas.sandberg@arm.com return 4711090Sandreas.sandberg@arm.com 4811090Sandreas.sandberg@arm.com option_names = { 4911090Sandreas.sandberg@arm.com "int_rawstat" : "int_rawstat_serial", 5011090Sandreas.sandberg@arm.com "int_mask" : "int_mask_serial", 5111090Sandreas.sandberg@arm.com "fb_base" : "fb_base", 5211090Sandreas.sandberg@arm.com "fb_line_length" : "fb_line_length", 5311090Sandreas.sandberg@arm.com "fb_line_count" : "fb_line_count_serial", 5411090Sandreas.sandberg@arm.com "fb_line_pitch" : "fb_line_pitch", 5511090Sandreas.sandberg@arm.com "bus_options" : "bus_options_serial", 5611090Sandreas.sandberg@arm.com 5711090Sandreas.sandberg@arm.com "v_sync" : "v_sync_serial", 5811090Sandreas.sandberg@arm.com "v_back_porch" : "v_back_porch_serial", 5911090Sandreas.sandberg@arm.com "v_data" : "v_data_serial", 6011090Sandreas.sandberg@arm.com "v_front_porch" : "v_front_porch_serial", 6111090Sandreas.sandberg@arm.com 6211090Sandreas.sandberg@arm.com "h_sync" : "h_sync_serial", 6311090Sandreas.sandberg@arm.com "h_back_porch" : "h_back_porch_serial", 6411090Sandreas.sandberg@arm.com "h_data" : "h_data_serial", 6511090Sandreas.sandberg@arm.com "h_front_porch" : "h_front_porch_serial", 6611090Sandreas.sandberg@arm.com 6711090Sandreas.sandberg@arm.com "polarities" : "polarities_serial", 6811090Sandreas.sandberg@arm.com 6911090Sandreas.sandberg@arm.com "command" : "command_serial", 7011090Sandreas.sandberg@arm.com "pixel_format" : "pixel_format_serial", 7111090Sandreas.sandberg@arm.com "red_select" : "red_select_serial", 7211090Sandreas.sandberg@arm.com "green_select" : "green_select_serial", 7311090Sandreas.sandberg@arm.com "blue_select" : "blue_select_serial", 7411090Sandreas.sandberg@arm.com } 7511090Sandreas.sandberg@arm.com 7611090Sandreas.sandberg@arm.com for sec in cpt.sections(): 7711090Sandreas.sandberg@arm.com if re.search('.*\.hdlcd$', sec): 7811090Sandreas.sandberg@arm.com options = {} 7911090Sandreas.sandberg@arm.com for new, old in option_names.items(): 8011090Sandreas.sandberg@arm.com options[new] = cpt.get(sec, old) 8111090Sandreas.sandberg@arm.com 8211090Sandreas.sandberg@arm.com cpt.remove_section(sec) 8311090Sandreas.sandberg@arm.com cpt.add_section(sec) 8411090Sandreas.sandberg@arm.com for key, value in options.items(): 8511090Sandreas.sandberg@arm.com cpt.set(sec, key, value) 8611090Sandreas.sandberg@arm.com 8711090Sandreas.sandberg@arm.com # Create a DMA engine section. The LCD controller will 8811090Sandreas.sandberg@arm.com # initialize the DMA it after the next VSync, so we don't 8911090Sandreas.sandberg@arm.com # care about the actual values 9011090Sandreas.sandberg@arm.com sec_dma = "%s.dmaEngine" % sec 9111090Sandreas.sandberg@arm.com cpt.add_section(sec_dma) 9211090Sandreas.sandberg@arm.com cpt.set(sec_dma, "nextLineAddr", "0") 9311090Sandreas.sandberg@arm.com cpt.set(sec_dma, "frameEnd", "0") 9411090Sandreas.sandberg@arm.com cpt.set(sec_dma, "startAddr", "0") 9511090Sandreas.sandberg@arm.com cpt.set(sec_dma, "endAddr", "0") 9611090Sandreas.sandberg@arm.com cpt.set(sec_dma, "nextAddr", "0") 9711090Sandreas.sandberg@arm.com cpt.set(sec_dma, "buffer", "") 9811090Sandreas.sandberg@arm.com 9911090Sandreas.sandberg@arm.com 10011090Sandreas.sandberg@arm.com print "Warning: Assuming that the HDLCD pixel clock and global frequency " \ 10111090Sandreas.sandberg@arm.com "are still using their default values." 10211090Sandreas.sandberg@arm.com sec_osc = "system.realview.realview_io.osc_pxl" 10311090Sandreas.sandberg@arm.com global_tick = 1E12 10411090Sandreas.sandberg@arm.com pxl_freq = 137E6 10511090Sandreas.sandberg@arm.com pxl_ticks = global_tick / pxl_freq 10611090Sandreas.sandberg@arm.com if not cpt.has_section(sec_osc): 10711090Sandreas.sandberg@arm.com cpt.add_section(sec_osc) 10811090Sandreas.sandberg@arm.com cpt.set(sec_osc, "type", "RealViewOsc") 10911090Sandreas.sandberg@arm.com cpt.set(sec_osc, "_clockPeriod", "%i" % pxl_ticks) 110