1 /* Configuration header file for LEON3 GRSIM, trying to be similar
2  * to Gaisler's GR-XC3S-1500 board.
3  *
4  * (C) Copyright 2003-2005
5  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
6  *
7  * (C) Copyright 2007
8  * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com.
9  *
10  * See file CREDITS for list of people who contributed to this
11  * project.
12  *
13  * This program is free software; you can redistribute it and/or
14  * modify it under the terms of the GNU General Public License as
15  * published by the Free Software Foundation; either version 2 of
16  * the License, or (at your option) any later version.
17  *
18  * This program is distributed in the hope that it will be useful,
19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
21  * GNU General Public License for more details.
22  *
23  * You should have received a copy of the GNU General Public License
24  * along with this program; if not, write to the Free Software
25  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
26  * MA 02111-1307 USA
27  */
28 
29 #ifndef __CONFIG_H__
30 #define __CONFIG_H__
31 
32 /*
33  * High Level Configuration Options
34  * (easy to change)
35  *
36  * Select between TSIM or GRSIM by setting CONFIG_GRSIM or CONFIG_TSIM to 1.
37  *
38  * TSIM command
39  *  tsim-leon3 -sdram 0 -ram 32000 -rom 8192 -mmu
40  *
41  */
42 
43 #define CONFIG_LEON3			/* This is an LEON3 CPU */
44 #define CONFIG_LEON		1	/* This is an LEON CPU */
45 #define CONFIG_GRSIM		0	/* ... not running on GRSIM */
46 #define CONFIG_TSIM		1	/* ... running on TSIM */
47 
48 /* CPU / AMBA BUS configuration */
49 #define CONFIG_SYS_CLK_FREQ	40000000	/* 40MHz */
50 
51 /* Number of SPARC register windows */
52 #define CONFIG_SYS_SPARC_NWINDOWS 8
53 
54 /*
55  * Serial console configuration
56  */
57 #define CONFIG_BAUDRATE		38400	/* ... at 38400 bps */
58 #define CONFIG_SYS_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200, 230400 }
59 
60 /* Partitions */
61 #define CONFIG_DOS_PARTITION
62 #define CONFIG_MAC_PARTITION
63 #define CONFIG_ISO_PARTITION
64 
65 /*
66  * Supported commands
67  */
68 #define CONFIG_CMD_AMBAPP	/* AMBA Plyg&Play information	*/
69 #define CONFIG_CMD_BDI		/* bdinfo			*/
70 #define CONFIG_CMD_CONSOLE	/* coninfo			*/
71 #define CONFIG_CMD_DIAG
72 #define CONFIG_CMD_ECHO		/* echo arguments		*/
73 #define CONFIG_CMD_FPGA		/* FPGA configuration Support	*/
74 #define CONFIG_CMD_IRQ
75 #define CONFIG_CMD_ITEST	/* Integer (and string) test	*/
76 #define CONFIG_CMD_LOADB	/* loadb			*/
77 #define CONFIG_CMD_LOADS	/* loads			*/
78 #define CONFIG_CMD_MISC		/* Misc functions like sleep etc */
79 #define CONFIG_CMD_NET		/* bootp, tftpboot, rarpboot	*/
80 #define CONFIG_CMD_REGINFO
81 #define CONFIG_CMD_RUN		/* run command in env variable	*/
82 #define CONFIG_CMD_SETGETDCR	/* DCR support on 4xx		*/
83 #define CONFIG_CMD_SOURCE	/* "source" command support	*/
84 #define CONFIG_CMD_XIMG		/* Load part of Multi Image	*/
85 
86 /*
87  * Autobooting
88  */
89 #define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds */
90 
91 #define CONFIG_PREBOOT	"echo;"	\
92 	"echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
93 	"echo"
94 
95 #undef	CONFIG_BOOTARGS
96 /*#define CONFIG_SYS_HUSH_PARSER 0*/
97 #ifdef	CONFIG_SYS_HUSH_PARSER
98 #define	CONFIG_SYS_PROMPT_HUSH_PS2	"> "
99 #endif
100 
101 #define	CONFIG_EXTRA_ENV_SETTINGS					\
102 	"netdev=eth0\0"							\
103 	"nfsargs=setenv bootargs root=/dev/nfs rw "			\
104 		"nfsroot=${serverip}:${rootpath}\0"			\
105 	"ramargs=setenv bootargs root=/dev/ram rw\0"			\
106 	"addip=setenv bootargs ${bootargs} "				\
107 		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"	\
108 		":${hostname}:${netdev}:off panic=1\0"			\
109 	"flash_nfs=run nfsargs addip;"					\
110 		"bootm ${kernel_addr}\0"				\
111 	"flash_self=run ramargs addip;"					\
112 		"bootm ${kernel_addr} ${ramdisk_addr}\0"		\
113 	"net_nfs=tftp 40000000 ${bootfile};run nfsargs addip;bootm\0"	\
114 	"rootpath=/export/roofs\0"					\
115 	"scratch=40000000\0"					\
116 	"getkernel=tftpboot \$\(scratch\)\ \$\(bootfile\)\0" \
117 	"ethaddr=00:00:7A:CC:00:12\0" \
118 	"bootargs=console=ttyS0,38400" \
119 	""
120 #define CONFIG_NETMASK 255.255.255.0
121 #define CONFIG_GATEWAYIP 192.168.0.1
122 #define CONFIG_SERVERIP 192.168.0.81
123 #define CONFIG_IPADDR 192.168.0.80
124 #define CONFIG_ROOTPATH /export/rootfs
125 #define CONFIG_HOSTNAME  grxc3s1500
126 #define CONFIG_BOOTFILE  /uImage
127 
128 #define CONFIG_BOOTCOMMAND	"run flash_self"
129 
130 /* Memory MAP
131  *
132  *  Flash:
133  *  |--------------------------------|
134  *  | 0x00000000 Text & Data & BSS   | *
135  *  |            for Monitor         | *
136  *  | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| *
137  *  | UNUSED / Growth                | * 256kb
138  *  |--------------------------------|
139  *  | 0x00050000 Base custom area    | *
140  *  |            kernel / FS         | *
141  *  |                                | * Rest of Flash
142  *  |~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~|
143  *  | END-0x00008000 Environment     | * 32kb
144  *  |--------------------------------|
145  *
146  *
147  *
148  *  Main Memory:
149  *  |--------------------------------|
150  *  | UNUSED / scratch area          |
151  *  |                                |
152  *  |                                |
153  *  |                                |
154  *  |                                |
155  *  |--------------------------------|
156  *  | Monitor .Text / .DATA / .BSS   | * 256kb
157  *  | Relocated!                     | *
158  *  |--------------------------------|
159  *  | Monitor Malloc                 | * 128kb (contains relocated environment)
160  *  |--------------------------------|
161  *  | Monitor/kernel STACK           | * 64kb
162  *  |--------------------------------|
163  *  | Page Table for MMU systems     | * 2k
164  *  |--------------------------------|
165  *  | PROM Code accessed from Linux  | * 6kb-128b
166  *  |--------------------------------|
167  *  | Global data (avail from kernel)| * 128b
168  *  |--------------------------------|
169  *
170  */
171 
172 /*
173  * Flash configuration (8,16 or 32 MB)
174  * TEXT base always at 0xFFF00000
175  * ENV_ADDR always at  0xFFF40000
176  * FLASH_BASE at 0xFC000000 for 64 MB
177  *               0xFE000000 for 32 MB
178  *               0xFF000000 for 16 MB
179  *               0xFF800000 for  8 MB
180  */
181 #define CONFIG_SYS_NO_FLASH		1
182 #define CONFIG_SYS_FLASH_BASE		0x00000000
183 #define CONFIG_SYS_FLASH_SIZE		0x00800000
184 #define CONFIG_ENV_SIZE		0x8000
185 
186 #define CONFIG_ENV_ADDR		(CONFIG_SYS_FLASH_BASE+CONFIG_SYS_FLASH_SIZE-CONFIG_ENV_SIZE)
187 
188 #define PHYS_FLASH_SECT_SIZE	0x00020000	/* 128 KB sectors */
189 #define CONFIG_SYS_MAX_FLASH_SECT	64	/* max num of sects on one chip */
190 #define CONFIG_SYS_MAX_FLASH_BANKS	1	/* max num of memory banks      */
191 
192 #define CONFIG_SYS_FLASH_ERASE_TOUT	240000	/* Flash Erase Timeout (in ms)  */
193 #define CONFIG_SYS_FLASH_WRITE_TOUT	500	/* Flash Write Timeout (in ms)  */
194 #define CONFIG_SYS_FLASH_LOCK_TOUT	5	/* Timeout for Flash Set Lock Bit (in ms) */
195 #define CONFIG_SYS_FLASH_UNLOCK_TOUT	10000	/* Timeout for Flash Clear Lock Bits (in ms) */
196 
197 #ifdef ENABLE_FLASH_SUPPORT
198 /* For use with grsim FLASH emulation extension */
199 #define CONFIG_SYS_FLASH_PROTECTION	/* "Real" (hardware) sectors protection */
200 
201 #undef CONFIG_FLASH_8BIT	/* Flash is 32-bit */
202 
203 /*** CFI CONFIG ***/
204 #define CONFIG_SYS_FLASH_CFI_WIDTH	FLASH_CFI_8BIT
205 #define CONFIG_FLASH_CFI_DRIVER
206 #define CONFIG_SYS_FLASH_CFI
207 #endif
208 
209 /*
210  * Environment settings
211  */
212 #define CONFIG_ENV_IS_NOWHERE 1
213 /*#define CONFIG_ENV_IS_IN_FLASH*/
214 /*#define CONFIG_ENV_SIZE		0x8000*/
215 #define CONFIG_ENV_SECT_SIZE	0x40000
216 #define CONFIG_ENV_OVERWRITE	1
217 
218 /*
219  * Memory map
220  */
221 #define CONFIG_SYS_SDRAM_BASE		0x40000000
222 #define CONFIG_SYS_SDRAM_SIZE		0x02000000
223 #define CONFIG_SYS_SDRAM_END		(CONFIG_SYS_SDRAM_BASE+CONFIG_SYS_SDRAM_SIZE)
224 
225 /* no SRAM available */
226 #undef CONFIG_SYS_SRAM_BASE
227 #undef CONFIG_SYS_SRAM_SIZE
228 
229 /* Always Run U-Boot from SDRAM */
230 #define CONFIG_SYS_RAM_BASE CONFIG_SYS_SDRAM_BASE
231 #define CONFIG_SYS_RAM_SIZE CONFIG_SYS_SDRAM_SIZE
232 #define CONFIG_SYS_RAM_END CONFIG_SYS_SDRAM_END
233 
234 #define CONFIG_SYS_GBL_DATA_SIZE	128	/* size in bytes reserved for initial data */
235 #define CONFIG_SYS_GBL_DATA_OFFSET	(CONFIG_SYS_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
236 
237 #define CONFIG_SYS_PROM_SIZE		(8192-CONFIG_SYS_GBL_DATA_SIZE)
238 #define CONFIG_SYS_PROM_OFFSET		(CONFIG_SYS_GBL_DATA_OFFSET-CONFIG_SYS_PROM_SIZE)
239 
240 #define CONFIG_SYS_INIT_SP_OFFSET	(CONFIG_SYS_PROM_OFFSET-32)
241 #define CONFIG_SYS_STACK_SIZE		(0x10000-32)
242 
243 #define CONFIG_SYS_MONITOR_BASE    TEXT_BASE
244 #if (CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH_BASE)
245 #   define CONFIG_SYS_RAMBOOT		1
246 #endif
247 
248 #define CONFIG_SYS_MONITOR_LEN		(256 << 10)	/* Reserve 256 kB for Monitor   */
249 #define CONFIG_SYS_MALLOC_LEN		(128 << 10)	/* Reserve 128 kB for malloc()  */
250 #define CONFIG_SYS_BOOTMAPSZ		(8 << 20)	/* Initial Memory map for Linux */
251 
252 #define CONFIG_SYS_MALLOC_END		(CONFIG_SYS_INIT_SP_OFFSET-CONFIG_SYS_STACK_SIZE)
253 #define CONFIG_SYS_MALLOC_BASE		(CONFIG_SYS_MALLOC_END-CONFIG_SYS_MALLOC_LEN)
254 
255 /* relocated monitor area */
256 #define CONFIG_SYS_RELOC_MONITOR_MAX_END   CONFIG_SYS_MALLOC_BASE
257 #define CONFIG_SYS_RELOC_MONITOR_BASE     (CONFIG_SYS_RELOC_MONITOR_MAX_END-CONFIG_SYS_MONITOR_LEN)
258 
259 /* make un relocated address from relocated address */
260 #define UN_RELOC(address) (address-(CONFIG_SYS_RELOC_MONITOR_BASE-TEXT_BASE))
261 
262 /*
263  * Ethernet configuration
264  */
265 #define CONFIG_GRETH	1
266 #define CONFIG_NET_MULTI	1
267 
268 /* Default HARDWARE address */
269 #define GRETH_HWADDR_0 0x00
270 #define GRETH_HWADDR_1 0x00
271 #define GRETH_HWADDR_2 0x7A
272 #define GRETH_HWADDR_3 0xcc
273 #define GRETH_HWADDR_4 0x00
274 #define GRETH_HWADDR_5 0x12
275 
276 #define CONFIG_ETHADDR   00:00:7a:cc:00:12
277 
278 /*
279  * Define CONFIG_GRETH_10MBIT to force GRETH at 10Mb/s
280  */
281 /* #define CONFIG_GRETH_10MBIT 1 */
282 #define CONFIG_PHY_ADDR		0x00
283 
284 /*
285  * Miscellaneous configurable options
286  */
287 #define CONFIG_SYS_LONGHELP		/* undef to save memory     */
288 #define CONFIG_SYS_PROMPT		"=> "	/* Monitor Command Prompt   */
289 #if defined(CONFIG_CMD_KGDB)
290 #define CONFIG_SYS_CBSIZE		1024	/* Console I/O Buffer Size  */
291 #else
292 #define CONFIG_SYS_CBSIZE		256	/* Console I/O Buffer Size  */
293 #endif
294 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)	/* Print Buffer Size */
295 #define CONFIG_SYS_MAXARGS		16	/* max number of command args   */
296 #define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE	/* Boot Argument Buffer Size    */
297 
298 #define CONFIG_SYS_MEMTEST_START	0x00100000	/* memtest works on */
299 #define CONFIG_SYS_MEMTEST_END		0x00f00000	/* 1 ... 15 MB in DRAM  */
300 
301 #define CONFIG_SYS_LOAD_ADDR		0x100000	/* default load address */
302 
303 #define CONFIG_SYS_HZ			1000	/* decrementer freq: 1 ms ticks */
304 
305 /***** Gaisler GRLIB IP-Cores Config ********/
306 
307 /* AMBA Plug & Play info display on startup */
308 /*#define CONFIG_SYS_AMBAPP_PRINT_ON_STARTUP*/
309 
310 #define CONFIG_SYS_GRLIB_SDRAM     0
311 #define CONFIG_SYS_GRLIB_MEMCFG1   (0x000000ff | (1<<11))
312 #if CONFIG_GRSIM
313 /* GRSIM configuration */
314 #define CONFIG_SYS_GRLIB_MEMCFG2   0x82206000
315 #else
316 /* TSIM configuration */
317 #define CONFIG_SYS_GRLIB_MEMCFG2   0x00001820
318 #endif
319 #define CONFIG_SYS_GRLIB_MEMCFG3   0x00136000
320 
321 #define CONFIG_SYS_GRLIB_FT_MEMCFG1   (0x000000ff | (1<<11))
322 #define CONFIG_SYS_GRLIB_FT_MEMCFG2   0x82206000
323 #define CONFIG_SYS_GRLIB_FT_MEMCFG3   0x00136000
324 
325 /* no DDR controller */
326 #define CONFIG_SYS_GRLIB_DDR_CFG   0x00000000
327 
328 /* no DDR2 Controller */
329 #define CONFIG_SYS_GRLIB_DDR2_CFG1 0x00000000
330 #define CONFIG_SYS_GRLIB_DDR2_CFG3 0x00000000
331 
332 #define CONFIG_SYS_GRLIB_APBUART_SCALER \
333  ((((CONFIG_SYS_CLK_FREQ*10)/(CONFIG_BAUDRATE*8))-5)/10)
334 
335 /* default kernel command line */
336 #define CONFIG_DEFAULT_KERNEL_COMMAND_LINE "console=ttyS0,38400\0\0"
337 
338 #define CONFIG_IDENT_STRING "Gaisler GRSIM"
339 
340 #endif				/* __CONFIG_H */
341