summaryrefslogtreecommitdiff
path: root/include/configs/ml300.h
blob: bcd5c17c5b3f7f9adf2b0f40eab8aa44408b34b8 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
/*
 * ML300.h: ML300 specific config options
 *
 * http://www.xilinx.com/ml300
 *
 * Derived from : ML2.h
 *
 *     Author: Xilinx, Inc.
 *
 *
 *     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.
 *
 *
 *     XILINX IS PROVIDING THIS DESIGN, CODE, OR INFORMATION "AS IS" AS A
 *     COURTESY TO YOU. BY PROVIDING THIS DESIGN, CODE, OR INFORMATION AS
 *     ONE POSSIBLE IMPLEMENTATION OF THIS FEATURE, APPLICATION OR STANDARD,
 *     XILINX IS MAKING NO REPRESENTATION THAT THIS IMPLEMENTATION IS FREE
 *     FROM ANY CLAIMS OF INFRINGEMENT, AND YOU ARE RESPONSIBLE FOR
 *     OBTAINING ANY RIGHTS YOU MAY REQUIRE FOR YOUR IMPLEMENTATION.
 *     XILINX EXPRESSLY DISCLAIMS ANY WARRANTY WHATSOEVER WITH RESPECT TO
 *     THE ADEQUACY OF THE IMPLEMENTATION, INCLUDING BUT NOT LIMITED TO ANY
 *     WARRANTIES OR REPRESENTATIONS THAT THIS IMPLEMENTATION IS FREE FROM
 *     CLAIMS OF INFRINGEMENT, IMPLIED WARRANTIES OF MERCHANTABILITY AND
 *     FITNESS FOR A PARTICULAR PURPOSE.
 *
 *
 *     Xilinx products are not intended for use in life support appliances,
 *     devices, or systems. Use in such applications is expressly prohibited.
 *
 *
 *     (c) Copyright 2002 Xilinx Inc.
 *     All rights reserved.
 *
 *
 *     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.,
 *     675 Mass Ave, Cambridge, MA 02139, USA.
 *
 */

#ifndef __CONFIG_H
#define __CONFIG_H

/* #define DEBUG */
/* #define ET_DEBUG 1 */

/*
 * High Level Configuration Options
 * (easy to change)
 */

#define CONFIG_405		1	/* This is a PPC405 CPU		*/
#define CONFIG_4xx		1	/* ...member of PPC4xx family	*/
#define CONFIG_XILINX_ML300	1	/* ...on a Xilinx ML300 board	*/

#define CFG_ENV_IS_IN_EEPROM	1	/* environment is in EEPROM */

/* following are used only if env is in EEPROM */
#ifdef	CFG_ENV_IS_IN_EEPROM
#define CFG_I2C_EEPROM_ADDR	XPAR_PERSISTENT_0_IIC_0_EEPROMADDR
#define CFG_I2C_EEPROM_ADDR_LEN 1
#define CFG_ENV_OFFSET		XPAR_PERSISTENT_0_IIC_0_BASEADDR
#define CONFIG_MISC_INIT_R	1	/* used to call out convert_env() */
#define CONFIG_ENV_OVERWRITE	1	/* allow users to update ethaddr and serial# */
#endif

#include "../board/xilinx/ml300/xparameters.h"

#define CFG_NO_FLASH		1	/* no flash */
#define CFG_ENV_SIZE		XPAR_PERSISTENT_0_IIC_0_HIGHADDR - XPAR_PERSISTENT_0_IIC_0_BASEADDR + 1
#define CONFIG_BAUDRATE		9600
#define CONFIG_BOOTDELAY	3	/* autoboot after 3 seconds	*/

#define CONFIG_BOOTCOMMAND	"bootp" /* autoboot command	*/

#define CONFIG_BOOTARGS		"console=ttyS0,9600 ip=off " \
				"root=/dev/xsysace/disc0/part3 rw"

#define CONFIG_LOADS_ECHO	1	/* echo on for serial download	*/
#define CFG_LOADS_BAUD_CHANGE	1	/* allow baudrate change	*/

#define REMOVE_COMMANDS	       (CFG_CMD_FLASH | CFG_CMD_LOADS | CFG_CMD_FAT | \
				CFG_CMD_IMLS )
#define CONFIG_COMMANDS	       ((CONFIG_CMD_DFL | CFG_CMD_NET) \
				& ~REMOVE_COMMANDS)

/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
#include <cmd_confdefs.h>

/* #define CONFIG_SYS_CLK_FREQ XPAR_CORE_CLOCK_FREQ_HZ */
/* 300000000 */

/*
 * Miscellaneous configurable options
 */
#define CFG_LONGHELP		/* undef to save memory		*/
#define CFG_PROMPT	"=> "	/* Monitor Command Prompt	*/

#define CFG_CBSIZE	256	/* Console I/O Buffer Size	*/

#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16)	/* Print Buffer Size */
#define CFG_MAXARGS	16	/* max number of command args	*/
#define CFG_BARGSIZE	CFG_CBSIZE	/* Boot Argument Buffer Size	*/

#define CFG_MEMTEST_START	0x0400000	/* memtest works on	*/
#define CFG_MEMTEST_END		0x0C00000	/* 4 ... 12 MB in DRAM	*/

#define CFG_DUART_CHAN		0
#define CFG_NS16550_REG_SIZE -4
#define CFG_NS16550 1
#define CFG_INIT_CHAN1	 1

/* The following table includes the supported baudrates */
#define CFG_BAUDRATE_TABLE  \
    {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}

#define CFG_LOAD_ADDR		0x400000	/* default load address */
#define CFG_EXTBDINFO		1	/* To use extended board_into (bd_t) */

#define CFG_HZ		1000	/* decrementer freq: 1 ms ticks */

/*-----------------------------------------------------------------------
 * Start addresses for the final memory configuration
 * (Set up by the startup code)
 * Please note that CFG_SDRAM_BASE _must_ start at 0
 */
#define CFG_SDRAM_BASE		0x00000000
#define CFG_MONITOR_BASE	0x04000000
#define CFG_MONITOR_LEN		(192 * 1024)	/* Reserve 196 kB for Monitor	*/
#define CFG_MALLOC_LEN		(128 * 1024)	/* Reserve 128 kB for malloc()	*/

/*
 * For booting Linux, the board info and command line data
 * have to be in the first 8 MB of memory, since this is
 * the maximum mapped by the Linux kernel during initialization.
 */
#define CFG_BOOTMAPSZ		(8 << 20)	/* Initial Memory map for Linux */

/*-----------------------------------------------------------------------
 * Cache Configuration
 */
#define CFG_DCACHE_SIZE		16384	/* For IBM 405 CPUs	*/
#define CFG_CACHELINE_SIZE	32	/* ...			*/

/*-----------------------------------------------------------------------
 * Definitions for initial stack pointer and data area (in DPRAM)
 */

#define CFG_INIT_RAM_ADDR	0x800000  /* inside of SDRAM */
#define CFG_INIT_RAM_END	0x2000	  /* End of used area in RAM */
#define CFG_GBL_DATA_SIZE	128	  /* size in bytes reserved for initial data */
#define CFG_GBL_DATA_OFFSET    (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
#define CFG_INIT_SP_OFFSET	CFG_GBL_DATA_OFFSET

/*
 * Internal Definitions
 *
 * Boot Flags
 */
#define BOOTFLAG_COLD	0x01	/* Normal Power-On: Boot from FLASH	*/
#define BOOTFLAG_WARM	0x02	/* Software reboot			*/

#endif				/* __CONFIG_H */