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boot.c @ 3103d4cb

4.115

Last change on this file since 3103d4cb was 3103d4cb, checked in by Sebastian Huber <sebastian.huber@…>, on 06/23/10 at 08:27:57

2010-06-23 Sebastian Huber <sebastian.huber@…>

make/custom/lpc32xx_mzx_boot_int.cfg, startup/linkcmds.lpc32xx_mzx_boot_int: Removed files.
include/boot.h, include/emc.h, include/i2c.h, include/nand-mlc.h, make/custom/lpc32xx_mzx.cfg, make/custom/lpc32xx_mzx_stage_1.cfg, make/custom/lpc32xx_mzx_stage_2.cfg, misc/boot.c, misc/emc.c, misc/i2c.c, misc/nand-mlc.c, misc/nand-mlc-read-blocks.c, misc/nand-mlc-write-blocks.c, misc/restart.c, startup/linkcmds.lpc32xx, startup/linkcmds.lpc32xx_mzx, startup/linkcmds.lpc32xx_mzx_stage_1, startup/linkcmds.lpc32xx_mzx_stage_2: New files.
configure.ac, Makefile.am, preinstall.am: Reflect changes above.
include/bsp.h, include/lpc32xx.h, irq/irq.c, rtc/rtc-config.c, startup/bspstart.c, startup/bspstarthooks.c, startup/linkcmds.lpc32xx_phycore: Changes throughout.

File size: 1.1 KB

Line
1	/**
2	* @file
3	*
4	* @ingroup lpc32xx_boot
5	*
6	* @brief Boot support implementation.
7	*/
8
9	/*
10	* Copyright (c) 2010
11	* embedded brains GmbH
12	* Obere Lagerstr. 30
13	* D-82178 Puchheim
14	* Germany
15	* <rtems@embedded-brains.de>
16	*
17	* The license and distribution terms for this file may be
18	* found in the file LICENSE in this distribution or at
19	* http://www.rtems.com/license/LICENSE.
20	*/
21
22	#include <string.h>
23
24	#include <bsp/boot.h>
25
26	void lpc32xx_setup_boot_block(
27	lpc32xx_boot_block *boot_block,
28	uint8_t icr,
29	uint8_t page_count
30	)
31	{
32	memset(boot_block, 0, sizeof(*boot_block));
33
34	++page_count;
35
36	boot_block->field.d0 = icr;
37	boot_block->field.d2 = icr;
38	boot_block->field.d4 = page_count;
39	boot_block->field.d6 = page_count;
40	boot_block->field.d8 = page_count;
41	boot_block->field.d10 = page_count;
42
43	icr = (uint8_t) ~((unsigned) icr);
44	page_count = (uint8_t) ~((unsigned) page_count);
45
46	boot_block->field.d1 = icr;
47	boot_block->field.d3 = icr;
48	boot_block->field.d5 = page_count;
49	boot_block->field.d7 = page_count;
50	boot_block->field.d9 = page_count;
51	boot_block->field.d11 = page_count;
52
53	boot_block->field.d12 = 0xaa;
54	}

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