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rename CFG_ENV macros to CONFIG_ENV
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c609719b 1/*
76d1466f
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2 * (C) Copyright 2007
3 * Matthias Fuchs, esd gmbh, matthias.fuchs@esd-electronics.com
4 *
a20b27a3 5 * (C) Copyright 2001-2004
76d1466f 6 * Stefan Roese, DENX Software Engineering, sr@denx.de.
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7 *
8 * See file CREDITS for list of people who contributed to this
9 * project.
10 *
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as
13 * published by the Free Software Foundation; either version 2 of
14 * the License, or (at your option) any later version.
15 *
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
24 * MA 02111-1307 USA
25 */
26
27/*
28 * board/config.h - configuration options, board specific
29 */
30
31#ifndef __CONFIG_H
32#define __CONFIG_H
33
34/*
35 * High Level Configuration Options
36 * (easy to change)
37 */
c609719b 38#define CONFIG_405GP 1 /* This is a PPC405 CPU */
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39#define CONFIG_4xx 1 /* ...member of PPC4xx family */
40#define CONFIG_PCI405 1 /* ...on a PCI405 board */
c609719b 41
c837dcb1 42#define CONFIG_BOARD_EARLY_INIT_F 1 /* call board_early_init_f() */
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43#define CONFIG_MISC_INIT_R 1 /* call misc_init_r() on init */
44
c837dcb1 45#define CONFIG_SYS_CLK_FREQ 25000000 /* external frequency to pll */
c609719b 46
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47#define CONFIG_BOARD_TYPES 1 /* support board types */
48
d69b100e 49#define CONFIG_BAUDRATE 115200
a20b27a3 50#define CONFIG_BOOTDELAY 0 /* autoboot after 0 seconds */
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51
52#undef CONFIG_BOOTARGS
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53#define CONFIG_EXTRA_ENV_SETTINGS \
54 "mem_linux=14336k\0" \
55 "optargs=panic=0\0" \
56 "ramargs=setenv bootargs mem=$mem_linux root=/dev/ram rw\0" \
76d1466f 57 "addcons=setenv bootargs $bootargs console=ttyS0,$baudrate $optargs\0" \
a20b27a3 58 ""
76d1466f 59#define CONFIG_BOOTCOMMAND "run ramargs;run addcons;loadpci"
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60
61#define CONFIG_PREBOOT /* enable preboot variable */
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62
63#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
64#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
65
66#define CONFIG_MII 1 /* MII PHY management */
c837dcb1 67#define CONFIG_PHY_ADDR 0 /* PHY address */
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68
69#define CONFIG_RTC_M48T35A 1 /* ST Electronics M48 timekeeper */
70
acf02697 71
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72/*
73 * BOOTP options
74 */
75#define CONFIG_BOOTP_BOOTFILESIZE
76#define CONFIG_BOOTP_BOOTPATH
77#define CONFIG_BOOTP_GATEWAY
78#define CONFIG_BOOTP_HOSTNAME
79
80
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81/*
82 * Command line configuration.
83 */
84#include <config_cmd_default.h>
85
86#define CONFIG_CMD_PCI
87#define CONFIG_CMD_IRQ
88#define CONFIG_CMD_ELF
89#define CONFIG_CMD_DATE
90#define CONFIG_CMD_I2C
91#define CONFIG_CMD_BSP
92#define CONFIG_CMD_EEPROM
93
c609719b 94
c837dcb1 95#undef CONFIG_WATCHDOG /* watchdog disabled */
c609719b 96
c837dcb1 97#define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */
c609719b 98
c837dcb1 99#define CONFIG_PRAM 2048 /* reserve 2 MB "protected RAM" */
d69b100e 100
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101/*
102 * Miscellaneous configurable options
103 */
104#define CFG_LONGHELP /* undef to save memory */
105#define CFG_PROMPT "=> " /* Monitor Command Prompt */
106
c837dcb1 107#define CFG_HUSH_PARSER /* use "hush" command parser */
c609719b 108#ifdef CFG_HUSH_PARSER
c837dcb1 109#define CFG_PROMPT_HUSH_PS2 "> "
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110#endif
111
acf02697 112#if defined(CONFIG_CMD_KGDB)
c837dcb1 113#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
c609719b 114#else
c837dcb1 115#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
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116#endif
117#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
118#define CFG_MAXARGS 16 /* max number of command args */
119#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
120
c837dcb1 121#define CFG_DEVICE_NULLDEV 1 /* include nulldev device */
c609719b 122
c837dcb1 123#define CFG_CONSOLE_INFO_QUIET 1 /* don't print console @ startup*/
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124
125#define CFG_MEMTEST_START 0x0400000 /* memtest works on */
126#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
127
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128#undef CFG_EXT_SERIAL_CLOCK /* no external serial clock used */
129#define CFG_IGNORE_405_UART_ERRATA_59 /* ignore ppc405gp errata #59 */
130#define CFG_BASE_BAUD 691200
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131
132/* The following table includes the supported baudrates */
c837dcb1 133#define CFG_BAUDRATE_TABLE \
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134 { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \
135 57600, 115200, 230400, 460800, 921600 }
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136
137#define CFG_LOAD_ADDR 0x100000 /* default load address */
138#define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */
139
c837dcb1 140#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
c609719b 141
d69b100e 142#undef CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
c609719b 143
c837dcb1 144#define CONFIG_VERSION_VARIABLE 1 /* include version env variable */
2853d29b 145
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146/*-----------------------------------------------------------------------
147 * PCI stuff
148 *-----------------------------------------------------------------------
149 */
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150#define PCI_HOST_ADAPTER 0 /* configure as pci adapter */
151#define PCI_HOST_FORCE 1 /* configure as pci host */
152#define PCI_HOST_AUTO 2 /* detected via arbiter enable */
c609719b 153
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154#define CONFIG_PCI /* include pci support */
155#define CONFIG_PCI_HOST PCI_HOST_ADAPTER /* select pci host function */
156#undef CONFIG_PCI_PNP /* no pci plug-and-play */
157 /* resource configuration */
c609719b 158
c837dcb1 159#define CONFIG_PCI_SCAN_SHOW /* print pci devices @ startup */
c609719b 160
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161#define CFG_PCI_SUBSYS_VENDORID 0x12FE /* PCI Vendor ID: esd gmbh */
162#define CFG_PCI_SUBSYS_DEVICEID 0x0407 /* PCI Device ID: PCI-405 */
163#define CFG_PCI_CLASSCODE 0x0280 /* PCI Class Code: Network/Other*/
164#define CFG_PCI_PTM1LA 0x00000000 /* point to sdram */
165#define CFG_PCI_PTM1MS 0xff000001 /* 16MB, enable hard-wired to 1 */
166#define CFG_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */
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167
168#if 0 /* test-only */
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169#define CFG_PCI_PTM2LA 0xffc00000 /* point to flash */
170#define CFG_PCI_PTM2MS 0xffc00001 /* 4MB, enable */
171#define CFG_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */
c609719b 172#else
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173#define CFG_PCI_PTM2LA 0xef600000 /* point to internal regs */
174#define CFG_PCI_PTM2MS 0xffe00001 /* 2MB, enable */
175#define CFG_PCI_PTM2PCI 0x00000000 /* Host: use this pci address */
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176#endif
177
178/*-----------------------------------------------------------------------
179 * Start addresses for the final memory configuration
180 * (Set up by the startup code)
181 * Please note that CFG_SDRAM_BASE _must_ start at 0
182 */
183#define CFG_SDRAM_BASE 0x00000000
184#define CFG_FLASH_BASE 0xFFFD0000
185#define CFG_MONITOR_BASE CFG_FLASH_BASE
186#define CFG_MONITOR_LEN (192 * 1024) /* Reserve 196 kB for Monitor */
187#define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */
188
189/*
190 * For booting Linux, the board info and command line data
191 * have to be in the first 8 MB of memory, since this is
192 * the maximum mapped by the Linux kernel during initialization.
193 */
194#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
195/*-----------------------------------------------------------------------
196 * FLASH organization
197 */
198#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
199#define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
200
201#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
202#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
203
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204#define CFG_FLASH_WORD_SIZE unsigned short /* flash word size (width) */
205#define CFG_FLASH_ADDR0 0x5555 /* 1st address for flash config cycles */
206#define CFG_FLASH_ADDR1 0x2AAA /* 2nd address for flash config cycles */
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207/*
208 * The following defines are added for buggy IOP480 byte interface.
209 * All other boards should use the standard values (CPCI405 etc.)
210 */
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211#define CFG_FLASH_READ0 0x0000 /* 0 is standard */
212#define CFG_FLASH_READ1 0x0001 /* 1 is standard */
213#define CFG_FLASH_READ2 0x0002 /* 2 is standard */
c609719b 214
c837dcb1 215#define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
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216
217#if 0 /* Use NVRAM for environment variables */
218/*-----------------------------------------------------------------------
219 * NVRAM organization
220 */
9314cee6 221#define CONFIG_ENV_IS_IN_NVRAM 1 /* use NVRAM for environment vars */
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222#define CONFIG_ENV_SIZE 0x0ff8 /* Size of Environment vars */
223#define CONFIG_ENV_ADDR \
224 (CFG_NVRAM_BASE_ADDR+CFG_NVRAM_SIZE-(CONFIG_ENV_SIZE+8)) /* Env */
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225
226#else /* Use EEPROM for environment variables */
227
bb1f8b4f 228#define CONFIG_ENV_IS_IN_EEPROM 1 /* use EEPROM for environment vars */
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229#define CONFIG_ENV_OFFSET 0x000 /* environment starts at the beginning of the EEPROM */
230#define CONFIG_ENV_SIZE 0x400 /* 1024 bytes may be used for env vars*/
8bde7f77 231 /* total size of a CAT24WC08 is 1024 bytes */
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232#endif
233
234#define CFG_NVRAM_BASE_ADDR 0xf0200000 /* NVRAM base address */
235#define CFG_NVRAM_SIZE (32*1024) /* NVRAM size */
236
237/*-----------------------------------------------------------------------
238 * I2C EEPROM (CAT24WC16) for environment
239 */
240#define CONFIG_HARD_I2C /* I2c with hardware support */
241#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
242#define CFG_I2C_SLAVE 0x7F
243
244#define CFG_I2C_EEPROM_ADDR 0x50 /* EEPROM CAT28WC08 */
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245#define CFG_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */
246/* mask of address bits that overflow into the "EEPROM chip address" */
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247#define CFG_I2C_EEPROM_ADDR_OVERFLOW 0x07
248#define CFG_EEPROM_PAGE_WRITE_BITS 4 /* The Catalyst CAT24WC08 has */
249 /* 16 byte page write mode using*/
c837dcb1 250 /* last 4 bits of the address */
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251#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
252#define CFG_EEPROM_PAGE_WRITE_ENABLE
253
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254/*
255 * Init Memory Controller:
256 *
257 * BR0/1 and OR0/1 (FLASH)
258 */
259
260#define FLASH_BASE0_PRELIM 0xFFE00000 /* FLASH bank #0 */
261
262/*-----------------------------------------------------------------------
263 * External Bus Controller (EBC) Setup
264 */
265
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266/* Memory Bank 0 (Flash Bank 0) initialization */
267#define CFG_EBC_PB0AP 0x92015480
268#define CFG_EBC_PB0CR 0xFFC5A000 /* BAS=0xFFC,BS=4MB,BU=R/W,BW=16bit */
c609719b 269
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270/* Memory Bank 1 (NVRAM/RTC) initialization */
271#define CFG_EBC_PB1AP 0x01005280 /* TWT=2,WBN=1,WBF=1,TH=1,SOR=1 */
272#define CFG_EBC_PB1CR 0xF0218000 /* BAS=0xF02,BS=1MB,BU=R/W,BW=8bit */
c609719b 273
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274/* Memory Bank 2 (CAN0, 1) initialization */
275#define CFG_EBC_PB2AP 0x010053C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */
276/*#define CFG_EBC_PB2AP 0x038056C0 / * BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */
277#define CFG_EBC_PB2CR 0xF0018000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */
c609719b 278
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279/* Memory Bank 3 (FPGA internal) initialization */
280#define CFG_EBC_PB3AP 0x010053C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */
281#define CFG_EBC_PB3CR 0xF041C000 /* BAS=0xF01,BS=1MB,BU=R/W,BW=32bit */
282#define CFG_FPGA_BASE_ADDR 0xF0400000
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283
284/*-----------------------------------------------------------------------
285 * FPGA stuff
286 */
287/* FPGA internal regs */
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288#define CFG_FPGA_MODE 0x00
289#define CFG_FPGA_STATUS 0x02
290#define CFG_FPGA_TS 0x04
291#define CFG_FPGA_TS_LOW 0x06
292#define CFG_FPGA_TS_CAP0 0x10
293#define CFG_FPGA_TS_CAP0_LOW 0x12
294#define CFG_FPGA_TS_CAP1 0x14
295#define CFG_FPGA_TS_CAP1_LOW 0x16
296#define CFG_FPGA_TS_CAP2 0x18
297#define CFG_FPGA_TS_CAP2_LOW 0x1a
298#define CFG_FPGA_TS_CAP3 0x1c
299#define CFG_FPGA_TS_CAP3_LOW 0x1e
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300
301/* FPGA Mode Reg */
c837dcb1 302#define CFG_FPGA_MODE_CF_RESET 0x0001
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303#define CFG_FPGA_MODE_TS_IRQ_ENABLE 0x0100
304#define CFG_FPGA_MODE_TS_IRQ_CLEAR 0x1000
c837dcb1 305#define CFG_FPGA_MODE_TS_CLEAR 0x2000
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306
307/* FPGA Status Reg */
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308#define CFG_FPGA_STATUS_DIP0 0x0001
309#define CFG_FPGA_STATUS_DIP1 0x0002
310#define CFG_FPGA_STATUS_DIP2 0x0004
311#define CFG_FPGA_STATUS_FLASH 0x0008
312#define CFG_FPGA_STATUS_TS_IRQ 0x1000
c609719b 313
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314#define CFG_FPGA_SPARTAN2 1 /* using Xilinx Spartan 2 now */
315#define CFG_FPGA_MAX_SIZE 32*1024 /* 32kByte is enough for XC2S15 */
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316
317/* FPGA program pin configuration */
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318#define CFG_FPGA_PRG 0x04000000 /* FPGA program pin (ppc output) */
319#define CFG_FPGA_CLK 0x02000000 /* FPGA clk pin (ppc output) */
320#define CFG_FPGA_DATA 0x01000000 /* FPGA data pin (ppc output) */
321#define CFG_FPGA_INIT 0x00400000 /* FPGA init pin (ppc input) */
322#define CFG_FPGA_DONE 0x00800000 /* FPGA done pin (ppc input) */
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323/* new INIT and DONE pins since board revision 1.2 (for PPC405GPr support) */
324#define CFG_FPGA_INIT_V12 0x00008000 /* FPGA init pin (ppc input) */
325#define CFG_FPGA_DONE_V12 0x00010000 /* FPGA done pin (ppc input) */
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326
327/*-----------------------------------------------------------------------
328 * Definitions for initial stack pointer and data area (in data cache)
329 */
a20b27a3 330#if 0 /* test-only */
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331#define CFG_INIT_DCACHE_CS 7 /* use cs # 7 for data cache memory */
332#define CFG_INIT_RAM_ADDR 0x40000000 /* use data cache */
333#define CFG_INIT_RAM_END 0x2000 /* End of used area in RAM */
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334#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
335#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
c837dcb1 336#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
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337#else
338/* use on chip memory ( OCM ) for temperary stack until sdram is tested */
339#define CFG_TEMP_STACK_OCM 1
340/* On Chip Memory location */
341#define CFG_OCM_DATA_ADDR 0xF8000000
342#define CFG_OCM_DATA_SIZE 0x1000
343#define CFG_INIT_RAM_ADDR CFG_OCM_DATA_ADDR /* inside of SDRAM */
344#define CFG_INIT_RAM_END CFG_OCM_DATA_SIZE /* End of used area in RAM */
345
346#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
347#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
348#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
349#endif
c609719b 350
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351/*
352 * Internal Definitions
353 *
354 * Boot Flags
355 */
356#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
357#define BOOTFLAG_WARM 0x02 /* Software reboot */
358
359#endif /* __CONFIG_H */