magiclantern.lds.S

/** \file
 * Linker script for magiclantern firmware.
 *
 * This is used for the runtime code, not the reboot wrapper script.
 *
 * The ARM is not running with any meaningful protection domains,
 * so we smoosh everything in together in the text segment.
 */
/*
 * Copyright (C) 2009 Trammell Hudson <hudson+ml@osresearch.net>
 * 
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the
 * Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor,
 * Boston, MA  02110-1301, USA.
 */


SECTIONS
{
	. = RESTARTSTART;
	.text : {
		_text_start = .;
		*(.text)
		_text_end = .;

		. = ALIGN(64);
		_rodata_start = .;
		*(.rodata)
		_rodata_end = .;
	}

	_data_start = .;

	.data : {
		/* List of DryOS tasks to be over-ridden */
		. = ALIGN(8);
		_task_overrides_start = .;
		*(.task_overrides);
		_task_overrides_end = .;

		/* List of magiclantern user tasks to be started  */
		. = ALIGN(8);
		_tasks_start = .;
		*(.tasks)
		_tasks_end = .;

		/* List of magiclantern init funcs to be called  */
		. = ALIGN(8);
		_init_funcs_start = .;
		*(.init_funcs)
		_init_funcs_end = .;

		/* List of PTP handlers to be installed */
		. = ALIGN(8);
		_ptp_handlers_start = .;
		*(.ptp_handlers)
		_ptp_handlers_end = .;

		/* Configuration parameters to be assigned */
		. = ALIGN(8);
		_config_vars_start = .;
		*(.config_vars)
		_config_vars_end = .;

		/* Property handlers */
		. = ALIGN(8);
		_prop_handlers_start = .;
		*(.prop_handlers)
		_prop_handlers_end = .;

		/* Read/write data */
		. = ALIGN(64);
		*(.data)
	}

	_data.end = .;

	/* BSS segment to be zeroed */
	. = ALIGN(64);
	_bss_start = .;
	.bss : { *(.bss) }
	. = ALIGN(64);
	_bss_end = .;
}