xref: /openbmc/u-boot/include/configs/MPC8548CDS.h (revision 8ff3de61)
1 /*
2  * Copyright 2004, 2007 Freescale Semiconductor.
3  *
4  * See file CREDITS for list of people who contributed to this
5  * project.
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License as
9  * published by the Free Software Foundation; either version 2 of
10  * the License, or (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
20  * MA 02111-1307 USA
21  */
22 
23 /*
24  * mpc8548cds board configuration file
25  *
26  * Please refer to doc/README.mpc85xxcds for more info.
27  *
28  */
29 #ifndef __CONFIG_H
30 #define __CONFIG_H
31 
32 /* High Level Configuration Options */
33 #define CONFIG_BOOKE		1	/* BOOKE */
34 #define CONFIG_E500		1	/* BOOKE e500 family */
35 #define CONFIG_MPC85xx		1	/* MPC8540/60/55/41/48 */
36 #define CONFIG_MPC8548		1	/* MPC8548 specific */
37 #define CONFIG_MPC8548CDS	1	/* MPC8548CDS board specific */
38 
39 #define CONFIG_PCI		/* enable any pci type devices */
40 #define CONFIG_PCI1		/* PCI controller 1 */
41 #define CONFIG_PCIE1		/* PCIE controler 1 (slot 1) */
42 #undef CONFIG_RIO
43 #undef CONFIG_PCI2
44 #define CONFIG_FSL_PCI_INIT	1	/* Use common FSL init code */
45 #define CONFIG_FSL_PCIE_RESET	1	/* need PCIe reset errata */
46 
47 #define CONFIG_TSEC_ENET		/* tsec ethernet support */
48 #define CONFIG_ENV_OVERWRITE
49 #define CONFIG_SPD_EEPROM		/* Use SPD EEPROM for DDR setup*/
50 #define CONFIG_DDR_DLL			/* possible DLL fix needed */
51 #undef CONFIG_DDR_2T_TIMING		/* Sets the 2T timing bit */
52 
53 #define CONFIG_DDR_ECC			/* only for ECC DDR module */
54 #define CONFIG_ECC_INIT_VIA_DDRCONTROLLER	/* DDR controller or DMA? */
55 #define CONFIG_MEM_INIT_VALUE		0xDeadBeef
56 #define CONFIG_INTERRUPTS		/* enable pci, srio, ddr interrupts */
57 
58 
59 /*
60  * When initializing flash, if we cannot find the manufacturer ID,
61  * assume this is the AMD flash associated with the CDS board.
62  * This allows booting from a promjet.
63  */
64 #define CONFIG_ASSUME_AMD_FLASH
65 
66 #define MPC85xx_DDR_SDRAM_CLK_CNTL	/* 85xx has clock control reg */
67 
68 #ifndef __ASSEMBLY__
69 extern unsigned long get_clock_freq(void);
70 #endif
71 #define CONFIG_SYS_CLK_FREQ	get_clock_freq() /* sysclk for MPC85xx */
72 
73 /*
74  * These can be toggled for performance analysis, otherwise use default.
75  */
76 #define CONFIG_L2_CACHE			/* toggle L2 cache */
77 #define CONFIG_BTB			/* toggle branch predition */
78 #define CONFIG_ADDR_STREAMING		/* toggle addr streaming */
79 #define CONFIG_CLEAR_LAW0		/* Clear LAW0 in cpu_init_r */
80 
81 /*
82  * Only possible on E500 Version 2 or newer cores.
83  */
84 #define CONFIG_ENABLE_36BIT_PHYS	1
85 
86 #define CONFIG_BOARD_EARLY_INIT_F	1	/* Call board_pre_init */
87 
88 #undef	CFG_DRAM_TEST			/* memory test, takes time */
89 #define CFG_MEMTEST_START	0x00200000	/* memtest works on */
90 #define CFG_MEMTEST_END		0x00400000
91 
92 /*
93  * Base addresses -- Note these are effective addresses where the
94  * actual resources get mapped (not physical addresses)
95  */
96 #define CFG_CCSRBAR_DEFAULT	0xff700000	/* CCSRBAR Default */
97 #define CFG_CCSRBAR		0xe0000000	/* relocated CCSRBAR */
98 #define CFG_IMMR		CFG_CCSRBAR	/* PQII uses CFG_IMMR */
99 
100 #define CFG_PCI1_ADDR	(CFG_CCSRBAR+0x8000)
101 #define CFG_PCI2_ADDR	(CFG_CCSRBAR+0x9000)
102 #define CFG_PCIE1_ADDR	(CFG_CCSRBAR+0xa000)
103 
104 /*
105  * DDR Setup
106  */
107 #define CFG_DDR_SDRAM_BASE	0x00000000	/* DDR is system memory*/
108 #define CFG_SDRAM_BASE		CFG_DDR_SDRAM_BASE
109 
110 #define SPD_EEPROM_ADDRESS	0x51		/* DDR DIMM */
111 
112 /*
113  * Make sure required options are set
114  */
115 #ifndef CONFIG_SPD_EEPROM
116 #error ("CONFIG_SPD_EEPROM is required")
117 #endif
118 
119 #undef CONFIG_CLOCKS_IN_MHZ
120 
121 /*
122  * Local Bus Definitions
123  */
124 
125 /*
126  * FLASH on the Local Bus
127  * Two banks, 8M each, using the CFI driver.
128  * Boot from BR0/OR0 bank at 0xff00_0000
129  * Alternate BR1/OR1 bank at 0xff80_0000
130  *
131  * BR0, BR1:
132  *    Base address 0 = 0xff00_0000 = BR0[0:16] = 1111 1111 0000 0000 0
133  *    Base address 1 = 0xff80_0000 = BR1[0:16] = 1111 1111 1000 0000 0
134  *    Port Size = 16 bits = BRx[19:20] = 10
135  *    Use GPCM = BRx[24:26] = 000
136  *    Valid = BRx[31] = 1
137  *
138  * 0	4    8	  12   16   20	 24   28
139  * 1111 1111 1000 0000 0001 0000 0000 0001 = ff801001	 BR0
140  * 1111 1111 0000 0000 0001 0000 0000 0001 = ff001001	 BR1
141  *
142  * OR0, OR1:
143  *    Addr Mask = 8M = ORx[0:16] = 1111 1111 1000 0000 0
144  *    Reserved ORx[17:18] = 11, confusion here?
145  *    CSNT = ORx[20] = 1
146  *    ACS = half cycle delay = ORx[21:22] = 11
147  *    SCY = 6 = ORx[24:27] = 0110
148  *    TRLX = use relaxed timing = ORx[29] = 1
149  *    EAD = use external address latch delay = OR[31] = 1
150  *
151  * 0	4    8	  12   16   20	 24   28
152  * 1111 1111 1000 0000 0110 1110 0110 0101 = ff806e65	 ORx
153  */
154 
155 #define CFG_BOOT_BLOCK		0xff000000	/* boot TLB block */
156 #define CFG_FLASH_BASE		CFG_BOOT_BLOCK	/* start of FLASH 16M */
157 
158 #define CFG_BR0_PRELIM		0xff801001
159 #define CFG_BR1_PRELIM		0xff001001
160 
161 #define	CFG_OR0_PRELIM		0xff806e65
162 #define	CFG_OR1_PRELIM		0xff806e65
163 
164 #define CFG_FLASH_BANKS_LIST	{0xff800000, CFG_FLASH_BASE}
165 #define CFG_MAX_FLASH_BANKS	2		/* number of banks */
166 #define CFG_MAX_FLASH_SECT	128		/* sectors per device */
167 #undef	CFG_FLASH_CHECKSUM
168 #define CFG_FLASH_ERASE_TOUT	60000	/* Flash Erase Timeout (ms) */
169 #define CFG_FLASH_WRITE_TOUT	500	/* Flash Write Timeout (ms) */
170 
171 #define CFG_MONITOR_BASE	TEXT_BASE	/* start of monitor */
172 
173 #define CFG_FLASH_CFI_DRIVER
174 #define CFG_FLASH_CFI
175 #define CFG_FLASH_EMPTY_INFO
176 
177 
178 /*
179  * SDRAM on the Local Bus
180  */
181 #define CFG_LBC_CACHE_BASE	0xf0000000	/* Localbus cacheable */
182 #define CFG_LBC_CACHE_SIZE	64
183 #define CFG_LBC_NONCACHE_BASE	0xf8000000	/* Localbus non-cacheable */
184 #define CFG_LBC_NONCACHE_SIZE	64
185 
186 #define CFG_LBC_SDRAM_BASE	CFG_LBC_CACHE_BASE	/* Localbus SDRAM */
187 #define CFG_LBC_SDRAM_SIZE	64		/* LBC SDRAM is 64MB */
188 
189 /*
190  * Base Register 2 and Option Register 2 configure SDRAM.
191  * The SDRAM base address, CFG_LBC_SDRAM_BASE, is 0xf0000000.
192  *
193  * For BR2, need:
194  *    Base address of 0xf0000000 = BR[0:16] = 1111 0000 0000 0000 0
195  *    port-size = 32-bits = BR2[19:20] = 11
196  *    no parity checking = BR2[21:22] = 00
197  *    SDRAM for MSEL = BR2[24:26] = 011
198  *    Valid = BR[31] = 1
199  *
200  * 0	4    8	  12   16   20	 24   28
201  * 1111 0000 0000 0000 0001 1000 0110 0001 = f0001861
202  *
203  * FIXME: CFG_LBC_SDRAM_BASE should be masked and OR'ed into
204  * FIXME: the top 17 bits of BR2.
205  */
206 
207 #define CFG_BR2_PRELIM		0xf0001861
208 
209 /*
210  * The SDRAM size in MB, CFG_LBC_SDRAM_SIZE, is 64.
211  *
212  * For OR2, need:
213  *    64MB mask for AM, OR2[0:7] = 1111 1100
214  *		   XAM, OR2[17:18] = 11
215  *    9 columns OR2[19-21] = 010
216  *    13 rows	OR2[23-25] = 100
217  *    EAD set for extra time OR[31] = 1
218  *
219  * 0	4    8	  12   16   20	 24   28
220  * 1111 1100 0000 0000 0110 1001 0000 0001 = fc006901
221  */
222 
223 #define CFG_OR2_PRELIM		0xfc006901
224 
225 #define CFG_LBC_LCRR		0x00030004	/* LB clock ratio reg */
226 #define CFG_LBC_LBCR		0x00000000	/* LB config reg */
227 #define CFG_LBC_LSRT		0x20000000	/* LB sdram refresh timer */
228 #define CFG_LBC_MRTPR		0x00000000	/* LB refresh timer prescal*/
229 
230 /*
231  * LSDMR masks
232  */
233 #define CFG_LBC_LSDMR_RFEN	(1 << (31 -  1))
234 #define CFG_LBC_LSDMR_BSMA1516	(3 << (31 - 10))
235 #define CFG_LBC_LSDMR_BSMA1617	(4 << (31 - 10))
236 #define CFG_LBC_LSDMR_RFCR16	(7 << (31 - 16))
237 #define CFG_LBC_LSDMR_PRETOACT7	(7 << (31 - 19))
238 #define CFG_LBC_LSDMR_ACTTORW7	(7 << (31 - 22))
239 #define CFG_LBC_LSDMR_ACTTORW6	(6 << (31 - 22))
240 #define CFG_LBC_LSDMR_BL8	(1 << (31 - 23))
241 #define CFG_LBC_LSDMR_WRC4	(0 << (31 - 27))
242 #define CFG_LBC_LSDMR_CL3	(3 << (31 - 31))
243 
244 #define CFG_LBC_LSDMR_OP_NORMAL	(0 << (31 - 4))
245 #define CFG_LBC_LSDMR_OP_ARFRSH	(1 << (31 - 4))
246 #define CFG_LBC_LSDMR_OP_SRFRSH	(2 << (31 - 4))
247 #define CFG_LBC_LSDMR_OP_MRW	(3 << (31 - 4))
248 #define CFG_LBC_LSDMR_OP_PRECH	(4 << (31 - 4))
249 #define CFG_LBC_LSDMR_OP_PCHALL	(5 << (31 - 4))
250 #define CFG_LBC_LSDMR_OP_ACTBNK	(6 << (31 - 4))
251 #define CFG_LBC_LSDMR_OP_RWINV	(7 << (31 - 4))
252 
253 /*
254  * Common settings for all Local Bus SDRAM commands.
255  * At run time, either BSMA1516 (for CPU 1.1)
256  *		    or BSMA1617 (for CPU 1.0) (old)
257  * is OR'ed in too.
258  */
259 #define CFG_LBC_LSDMR_COMMON	( CFG_LBC_LSDMR_RFCR16		\
260 				| CFG_LBC_LSDMR_PRETOACT7	\
261 				| CFG_LBC_LSDMR_ACTTORW7	\
262 				| CFG_LBC_LSDMR_BL8		\
263 				| CFG_LBC_LSDMR_WRC4		\
264 				| CFG_LBC_LSDMR_CL3		\
265 				| CFG_LBC_LSDMR_RFEN		\
266 				)
267 
268 /*
269  * The CADMUS registers are connected to CS3 on CDS.
270  * The new memory map places CADMUS at 0xf8000000.
271  *
272  * For BR3, need:
273  *    Base address of 0xf8000000 = BR[0:16] = 1111 1000 0000 0000 0
274  *    port-size = 8-bits  = BR[19:20] = 01
275  *    no parity checking  = BR[21:22] = 00
276  *    GPMC for MSEL	  = BR[24:26] = 000
277  *    Valid		  = BR[31]    = 1
278  *
279  * 0	4    8	  12   16   20	 24   28
280  * 1111 1000 0000 0000 0000 1000 0000 0001 = f8000801
281  *
282  * For OR3, need:
283  *    1 MB mask for AM,	  OR[0:16]  = 1111 1111 1111 0000 0
284  *    disable buffer ctrl OR[19]    = 0
285  *    CSNT		  OR[20]    = 1
286  *    ACS		  OR[21:22] = 11
287  *    XACS		  OR[23]    = 1
288  *    SCY 15 wait states  OR[24:27] = 1111	max is suboptimal but safe
289  *    SETA		  OR[28]    = 0
290  *    TRLX		  OR[29]    = 1
291  *    EHTR		  OR[30]    = 1
292  *    EAD extra time	  OR[31]    = 1
293  *
294  * 0	4    8	  12   16   20	 24   28
295  * 1111 1111 1111 0000 0000 1111 1111 0111 = fff00ff7
296  */
297 
298 #define CADMUS_BASE_ADDR 0xf8000000
299 #define CFG_BR3_PRELIM	 0xf8000801
300 #define CFG_OR3_PRELIM	 0xfff00ff7
301 
302 #define CONFIG_L1_INIT_RAM
303 #define CFG_INIT_RAM_LOCK	1
304 #define CFG_INIT_RAM_ADDR	0xe4010000	/* Initial RAM address */
305 #define CFG_INIT_RAM_END	0x4000		/* End of used area in RAM */
306 
307 #define CFG_INIT_L2_ADDR	0xf8f80000	/* relocate boot L2SRAM */
308 
309 #define CFG_GBL_DATA_SIZE	128		/* num bytes initial data */
310 #define CFG_GBL_DATA_OFFSET	(CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
311 #define CFG_INIT_SP_OFFSET	CFG_GBL_DATA_OFFSET
312 
313 #define CFG_MONITOR_LEN		(256 * 1024) /* Reserve 256 kB for Mon */
314 #define CFG_MALLOC_LEN		(128 * 1024)	/* Reserved for malloc */
315 
316 /* Serial Port */
317 #define CONFIG_CONS_INDEX	2
318 #undef	CONFIG_SERIAL_SOFTWARE_FIFO
319 #define CFG_NS16550
320 #define CFG_NS16550_SERIAL
321 #define CFG_NS16550_REG_SIZE	1
322 #define CFG_NS16550_CLK		get_bus_freq(0)
323 
324 #define CFG_BAUDRATE_TABLE \
325 	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400,115200}
326 
327 #define CFG_NS16550_COM1	(CFG_CCSRBAR+0x4500)
328 #define CFG_NS16550_COM2	(CFG_CCSRBAR+0x4600)
329 
330 /* Use the HUSH parser */
331 #define CFG_HUSH_PARSER
332 #ifdef	CFG_HUSH_PARSER
333 #define CFG_PROMPT_HUSH_PS2 "> "
334 #endif
335 
336 /* pass open firmware flat tree */
337 #define CONFIG_OF_LIBFDT		1
338 #define CONFIG_OF_BOARD_SETUP		1
339 #define CONFIG_OF_STDOUT_VIA_ALIAS	1
340 
341 /*
342  * I2C
343  */
344 #define CONFIG_FSL_I2C		/* Use FSL common I2C driver */
345 #define CONFIG_HARD_I2C		/* I2C with hardware support*/
346 #undef	CONFIG_SOFT_I2C		/* I2C bit-banged */
347 #define CFG_I2C_SPEED		400000	/* I2C speed and slave address */
348 #define CFG_I2C_EEPROM_ADDR	0x57
349 #define CFG_I2C_SLAVE		0x7F
350 #define CFG_I2C_NOPROBES	{0x69}	/* Don't probe these addrs */
351 #define CFG_I2C_OFFSET		0x3000
352 
353 /*
354  * General PCI
355  * Memory space is mapped 1-1, but I/O space must start from 0.
356  */
357 #define CFG_PCI_PHYS		0x80000000	/* 1G PCI TLB */
358 
359 #define CFG_PCI1_MEM_BASE	0x80000000
360 #define CFG_PCI1_MEM_PHYS	CFG_PCI1_MEM_BASE
361 #define CFG_PCI1_MEM_SIZE	0x20000000	/* 512M */
362 #define CFG_PCI1_IO_BASE	0x00000000
363 #define CFG_PCI1_IO_PHYS	0xe2000000
364 #define CFG_PCI1_IO_SIZE	0x00100000	/* 1M */
365 
366 #ifdef CONFIG_PCI2
367 #define CFG_PCI2_MEM_BASE	0xa0000000
368 #define CFG_PCI2_MEM_PHYS	CFG_PCI2_MEM_BASE
369 #define CFG_PCI2_MEM_SIZE	0x20000000	/* 512M */
370 #define CFG_PCI2_IO_BASE	0x00000000
371 #define CFG_PCI2_IO_PHYS	0xe2800000
372 #define CFG_PCI2_IO_SIZE	0x00100000	/* 1M */
373 #endif
374 
375 #ifdef CONFIG_PCIE1
376 #define CFG_PCIE1_MEM_BASE	0xa0000000
377 #define CFG_PCIE1_MEM_PHYS	CFG_PCIE1_MEM_BASE
378 #define CFG_PCIE1_MEM_SIZE	0x20000000	/* 512M */
379 #define CFG_PCIE1_IO_BASE	0x00000000
380 #define CFG_PCIE1_IO_PHYS	0xe3000000
381 #define CFG_PCIE1_IO_SIZE	0x00100000	/*   1M */
382 #endif
383 
384 #ifdef CONFIG_RIO
385 /*
386  * RapidIO MMU
387  */
388 #define CFG_RIO_MEM_BASE	0xC0000000
389 #define CFG_RIO_MEM_SIZE	0x20000000	/* 512M */
390 #endif
391 
392 #ifdef CONFIG_LEGACY
393 #define BRIDGE_ID 17
394 #define VIA_ID 2
395 #else
396 #define BRIDGE_ID 28
397 #define VIA_ID 4
398 #endif
399 
400 #if defined(CONFIG_PCI)
401 
402 #define CONFIG_NET_MULTI
403 #define CONFIG_PCI_PNP			/* do pci plug-and-play */
404 
405 #undef CONFIG_EEPRO100
406 #undef CONFIG_TULIP
407 
408 #undef CONFIG_PCI_SCAN_SHOW		/* show pci devices on startup */
409 
410 /* PCI view of System Memory */
411 #define CFG_PCI_MEMORY_BUS	0x00000000
412 #define CFG_PCI_MEMORY_PHYS	0x00000000
413 #define CFG_PCI_MEMORY_SIZE	0x80000000
414 
415 #endif	/* CONFIG_PCI */
416 
417 
418 #if defined(CONFIG_TSEC_ENET)
419 
420 #ifndef CONFIG_NET_MULTI
421 #define CONFIG_NET_MULTI	1
422 #endif
423 
424 #define CONFIG_MII		1	/* MII PHY management */
425 #define CONFIG_TSEC1	1
426 #define CONFIG_TSEC1_NAME	"eTSEC0"
427 #define CONFIG_TSEC2	1
428 #define CONFIG_TSEC2_NAME	"eTSEC1"
429 #define CONFIG_TSEC3	1
430 #define CONFIG_TSEC3_NAME	"eTSEC2"
431 #define CONFIG_TSEC4
432 #define CONFIG_TSEC4_NAME	"eTSEC3"
433 #undef CONFIG_MPC85XX_FEC
434 
435 #define TSEC1_PHY_ADDR		0
436 #define TSEC2_PHY_ADDR		1
437 #define TSEC3_PHY_ADDR		2
438 #define TSEC4_PHY_ADDR		3
439 
440 #define TSEC1_PHYIDX		0
441 #define TSEC2_PHYIDX		0
442 #define TSEC3_PHYIDX		0
443 #define TSEC4_PHYIDX		0
444 #define TSEC1_FLAGS		TSEC_GIGABIT
445 #define TSEC2_FLAGS		TSEC_GIGABIT
446 #define TSEC3_FLAGS		(TSEC_GIGABIT | TSEC_REDUCED)
447 #define TSEC4_FLAGS		(TSEC_GIGABIT | TSEC_REDUCED)
448 
449 /* Options are: eTSEC[0-3] */
450 #define CONFIG_ETHPRIME		"eTSEC0"
451 #define CONFIG_PHY_GIGE		1	/* Include GbE speed/duplex detection */
452 #endif	/* CONFIG_TSEC_ENET */
453 
454 /*
455  * Environment
456  */
457 #define CFG_ENV_IS_IN_FLASH	1
458 #define CFG_ENV_ADDR		(CFG_MONITOR_BASE + 0x40000)
459 #define CFG_ENV_SECT_SIZE	0x40000	/* 256K(one sector) for env */
460 #define CFG_ENV_SIZE		0x2000
461 
462 #define CONFIG_LOADS_ECHO	1	/* echo on for serial download */
463 #define CFG_LOADS_BAUD_CHANGE	1	/* allow baudrate change */
464 
465 /*
466  * BOOTP options
467  */
468 #define CONFIG_BOOTP_BOOTFILESIZE
469 #define CONFIG_BOOTP_BOOTPATH
470 #define CONFIG_BOOTP_GATEWAY
471 #define CONFIG_BOOTP_HOSTNAME
472 
473 
474 /*
475  * Command line configuration.
476  */
477 #include <config_cmd_default.h>
478 
479 #define CONFIG_CMD_PING
480 #define CONFIG_CMD_I2C
481 #define CONFIG_CMD_MII
482 #define CONFIG_CMD_ELF
483 
484 #if defined(CONFIG_PCI)
485     #define CONFIG_CMD_PCI
486 #endif
487 
488 
489 #undef CONFIG_WATCHDOG			/* watchdog disabled */
490 
491 /*
492  * Miscellaneous configurable options
493  */
494 #define CFG_LONGHELP			/* undef to save memory	*/
495 #define CONFIG_CMDLINE_EDITING		/* Command-line editing */
496 #define CFG_LOAD_ADDR	0x2000000	/* default load address */
497 #define CFG_PROMPT	"=> "		/* Monitor Command Prompt */
498 #if defined(CONFIG_CMD_KGDB)
499 #define CFG_CBSIZE	1024		/* Console I/O Buffer Size */
500 #else
501 #define CFG_CBSIZE	256		/* Console I/O Buffer Size */
502 #endif
503 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
504 #define CFG_MAXARGS	16		/* max number of command args */
505 #define CFG_BARGSIZE	CFG_CBSIZE	/* Boot Argument Buffer Size */
506 #define CFG_HZ		1000		/* decrementer freq: 1ms ticks */
507 
508 /*
509  * For booting Linux, the board info and command line data
510  * have to be in the first 8 MB of memory, since this is
511  * the maximum mapped by the Linux kernel during initialization.
512  */
513 #define CFG_BOOTMAPSZ	(8 << 20)	/* Initial Memory map for Linux*/
514 
515 /* Cache Configuration */
516 #define CFG_DCACHE_SIZE	32768
517 #define CFG_CACHELINE_SIZE	32
518 #if defined(CONFIG_CMD_KGDB)
519 #define CFG_CACHELINE_SHIFT	5	/*log base 2 of the above value*/
520 #endif
521 
522 /*
523  * Internal Definitions
524  *
525  * Boot Flags
526  */
527 #define BOOTFLAG_COLD	0x01		/* Normal Power-On: Boot from FLASH */
528 #define BOOTFLAG_WARM	0x02		/* Software reboot */
529 
530 #if defined(CONFIG_CMD_KGDB)
531 #define CONFIG_KGDB_BAUDRATE	230400	/* speed to run kgdb serial port */
532 #define CONFIG_KGDB_SER_INDEX	2	/* which serial port to use */
533 #endif
534 
535 /*
536  * Environment Configuration
537  */
538 
539 /* The mac addresses for all ethernet interface */
540 #if defined(CONFIG_TSEC_ENET)
541 #define CONFIG_HAS_ETH0
542 #define CONFIG_ETHADDR	 00:E0:0C:00:00:FD
543 #define CONFIG_HAS_ETH1
544 #define CONFIG_ETH1ADDR	 00:E0:0C:00:01:FD
545 #define CONFIG_HAS_ETH2
546 #define CONFIG_ETH2ADDR	 00:E0:0C:00:02:FD
547 #define CONFIG_HAS_ETH3
548 #define CONFIG_ETH3ADDR	 00:E0:0C:00:03:FD
549 #endif
550 
551 #define CONFIG_IPADDR	 192.168.1.253
552 
553 #define CONFIG_HOSTNAME	 unknown
554 #define CONFIG_ROOTPATH	 /nfsroot
555 #define CONFIG_BOOTFILE	8548cds/uImage.uboot
556 #define CONFIG_UBOOTPATH	8548cds/u-boot.bin	/* TFTP server */
557 
558 #define CONFIG_SERVERIP	 192.168.1.1
559 #define CONFIG_GATEWAYIP 192.168.1.1
560 #define CONFIG_NETMASK	 255.255.255.0
561 
562 #define CONFIG_LOADADDR	1000000	/*default location for tftp and bootm*/
563 
564 #define CONFIG_BOOTDELAY 10	/* -1 disables auto-boot */
565 #undef	CONFIG_BOOTARGS		/* the boot command will set bootargs*/
566 
567 #define CONFIG_BAUDRATE	115200
568 
569 #define	CONFIG_EXTRA_ENV_SETTINGS				\
570  "netdev=eth0\0"						\
571  "uboot=" MK_STR(CONFIG_UBOOTPATH) "\0"				\
572  "tftpflash=tftpboot $loadaddr $uboot; "			\
573 	"protect off " MK_STR(TEXT_BASE) " +$filesize; "	\
574 	"erase " MK_STR(TEXT_BASE) " +$filesize; "		\
575 	"cp.b $loadaddr " MK_STR(TEXT_BASE) " $filesize; "	\
576 	"protect on " MK_STR(TEXT_BASE) " +$filesize; "		\
577 	"cmp.b $loadaddr " MK_STR(TEXT_BASE) " $filesize\0"	\
578  "consoledev=ttyS1\0"				\
579  "ramdiskaddr=2000000\0"			\
580  "ramdiskfile=ramdisk.uboot\0"			\
581  "fdtaddr=c00000\0"				\
582  "fdtfile=mpc8548cds.dtb\0"
583 
584 #define CONFIG_NFSBOOTCOMMAND						\
585    "setenv bootargs root=/dev/nfs rw "					\
586       "nfsroot=$serverip:$rootpath "					\
587       "ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off " \
588       "console=$consoledev,$baudrate $othbootargs;"			\
589    "tftp $loadaddr $bootfile;"						\
590    "tftp $fdtaddr $fdtfile;"						\
591    "bootm $loadaddr - $fdtaddr"
592 
593 
594 #define CONFIG_RAMBOOTCOMMAND \
595    "setenv bootargs root=/dev/ram rw "					\
596       "console=$consoledev,$baudrate $othbootargs;"			\
597    "tftp $ramdiskaddr $ramdiskfile;"					\
598    "tftp $loadaddr $bootfile;"						\
599    "tftp $fdtaddr $fdtfile;"						\
600    "bootm $loadaddr $ramdiskaddr $fdtaddr"
601 
602 #define CONFIG_BOOTCOMMAND	CONFIG_NFSBOOTCOMMAND
603 
604 #endif	/* __CONFIG_H */
605