wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 1 | /* |
| 2 | * (C) Copyright 2003 |
| 3 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
| 4 | * |
| 5 | * See file CREDITS for list of people who contributed to this |
| 6 | * project. |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or |
| 9 | * modify it under the terms of the GNU General Public License as |
| 10 | * published by the Free Software Foundation; either version 2 of |
| 11 | * the License, or (at your option) any later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU General Public License |
| 19 | * along with this program; if not, write to the Free Software |
| 20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 21 | * MA 02111-1307 USA |
| 22 | */ |
| 23 | |
| 24 | #include <common.h> |
| 25 | #include <command.h> |
| 26 | #include <malloc.h> |
Jean-Christophe PLAGNIOL-VILLARD | 2a7a031 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 27 | #include <stdio_dev.h> |
Peter Tyser | 6294850 | 2008-11-03 09:30:59 -0600 | [diff] [blame] | 28 | #include <timestamp.h> |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 29 | #include <version.h> |
| 30 | #include <net.h> |
| 31 | #include <environment.h> |
Jason McMullan | 7d32b00 | 2008-05-30 00:53:37 +0900 | [diff] [blame] | 32 | #include <nand.h> |
Stefan Roese | 1af2a0d | 2008-11-12 13:18:19 +0100 | [diff] [blame] | 33 | #include <onenand_uboot.h> |
Jason McMullan | 733ad78 | 2008-05-30 00:53:37 +0900 | [diff] [blame] | 34 | #include <spi.h> |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 35 | |
Luigi 'Comio' Mantellini | 01db155 | 2009-10-10 12:42:21 +0200 | [diff] [blame] | 36 | #ifdef CONFIG_BITBANGMII |
| 37 | #include <miiphy.h> |
| 38 | #endif |
| 39 | |
Wolfgang Denk | 117b0b1 | 2005-12-01 02:15:07 +0100 | [diff] [blame] | 40 | DECLARE_GLOBAL_DATA_PTR; |
| 41 | |
Jean-Christophe PLAGNIOL-VILLARD | 0383694 | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 42 | #if ( ((CONFIG_ENV_ADDR+CONFIG_ENV_SIZE) < CONFIG_SYS_MONITOR_BASE) || \ |
| 43 | (CONFIG_ENV_ADDR >= (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)) ) || \ |
Jean-Christophe PLAGNIOL-VILLARD | fdb79c3 | 2008-09-10 22:47:59 +0200 | [diff] [blame] | 44 | defined(CONFIG_ENV_IS_IN_NVRAM) |
Jean-Christophe PLAGNIOL-VILLARD | 0383694 | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 45 | #define TOTAL_MALLOC_LEN (CONFIG_SYS_MALLOC_LEN + CONFIG_ENV_SIZE) |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 46 | #else |
Jean-Christophe PLAGNIOL-VILLARD | 0383694 | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 47 | #define TOTAL_MALLOC_LEN CONFIG_SYS_MALLOC_LEN |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 48 | #endif |
| 49 | |
| 50 | #undef DEBUG |
| 51 | |
| 52 | extern int timer_init(void); |
| 53 | |
wdenk | 67f1336 | 2003-12-27 19:24:54 +0000 | [diff] [blame] | 54 | extern int incaip_set_cpuclk(void); |
| 55 | |
wdenk | b9a83a9 | 2003-05-30 12:48:29 +0000 | [diff] [blame] | 56 | extern ulong uboot_end_data; |
| 57 | extern ulong uboot_end; |
| 58 | |
| 59 | ulong monitor_flash_len; |
| 60 | |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 61 | const char version_string[] = |
Peter Tyser | 6294850 | 2008-11-03 09:30:59 -0600 | [diff] [blame] | 62 | U_BOOT_VERSION" (" U_BOOT_DATE " - " U_BOOT_TIME ")"; |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 63 | |
| 64 | static char *failed = "*** failed ***\n"; |
| 65 | |
| 66 | /* |
Jean-Christophe PLAGNIOL-VILLARD | 089dbb7 | 2007-11-13 09:11:05 +0100 | [diff] [blame] | 67 | * mips_io_port_base is the begin of the address space to which x86 style |
| 68 | * I/O ports are mapped. |
| 69 | */ |
| 70 | unsigned long mips_io_port_base = -1; |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 71 | |
Stefan Roese | 2b1c815 | 2008-11-12 13:18:02 +0100 | [diff] [blame] | 72 | int __board_early_init_f(void) |
| 73 | { |
| 74 | /* |
| 75 | * Nothing to do in this dummy implementation |
| 76 | */ |
| 77 | return 0; |
| 78 | } |
| 79 | int board_early_init_f(void) __attribute__((weak, alias("__board_early_init_f"))); |
| 80 | |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 81 | |
| 82 | static int init_func_ram (void) |
| 83 | { |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 84 | #ifdef CONFIG_BOARD_TYPES |
| 85 | int board_type = gd->board_type; |
| 86 | #else |
| 87 | int board_type = 0; /* use dummy arg */ |
| 88 | #endif |
| 89 | puts ("DRAM: "); |
| 90 | |
| 91 | if ((gd->ram_size = initdram (board_type)) > 0) { |
| 92 | print_size (gd->ram_size, "\n"); |
| 93 | return (0); |
| 94 | } |
| 95 | puts (failed); |
| 96 | return (1); |
| 97 | } |
| 98 | |
| 99 | static int display_banner(void) |
| 100 | { |
| 101 | |
| 102 | printf ("\n\n%s\n\n", version_string); |
| 103 | return (0); |
| 104 | } |
| 105 | |
Jean-Christophe PLAGNIOL-VILLARD | 0383694 | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 106 | #ifndef CONFIG_SYS_NO_FLASH |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 107 | static void display_flash_config(ulong size) |
| 108 | { |
| 109 | puts ("Flash: "); |
| 110 | print_size (size, "\n"); |
| 111 | } |
Jean-Christophe PLAGNIOL-VILLARD | 3bd04ce | 2008-02-17 16:58:04 +0100 | [diff] [blame] | 112 | #endif |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 113 | |
| 114 | static int init_baudrate (void) |
| 115 | { |
Wolfgang Denk | f6a692b | 2005-12-04 00:40:34 +0100 | [diff] [blame] | 116 | char tmp[64]; /* long enough for environment variables */ |
Wolfgang Denk | 76af278 | 2010-07-24 21:55:43 +0200 | [diff] [blame^] | 117 | int i = getenv_f("baudrate", tmp, sizeof (tmp)); |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 118 | |
| 119 | gd->baudrate = (i > 0) |
| 120 | ? (int) simple_strtoul (tmp, NULL, 10) |
| 121 | : CONFIG_BAUDRATE; |
| 122 | |
| 123 | return (0); |
| 124 | } |
| 125 | |
| 126 | |
| 127 | /* |
| 128 | * Breath some life into the board... |
| 129 | * |
| 130 | * The first part of initialization is running from Flash memory; |
| 131 | * its main purpose is to initialize the RAM so that we |
| 132 | * can relocate the monitor code to RAM. |
| 133 | */ |
| 134 | |
| 135 | /* |
| 136 | * All attempts to come up with a "common" initialization sequence |
| 137 | * that works for all boards and architectures failed: some of the |
| 138 | * requirements are just _too_ different. To get rid of the resulting |
| 139 | * mess of board dependend #ifdef'ed code we now make the whole |
| 140 | * initialization sequence configurable to the user. |
| 141 | * |
| 142 | * The requirements for any new initalization function is simple: it |
| 143 | * receives a pointer to the "global data" structure as it's only |
| 144 | * argument, and returns an integer return code, where 0 means |
| 145 | * "continue" and != 0 means "fatal error, hang the system". |
| 146 | */ |
| 147 | typedef int (init_fnc_t) (void); |
| 148 | |
| 149 | init_fnc_t *init_sequence[] = { |
Stefan Roese | 2b1c815 | 2008-11-12 13:18:02 +0100 | [diff] [blame] | 150 | board_early_init_f, |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 151 | timer_init, |
| 152 | env_init, /* initialize environment */ |
wdenk | 67f1336 | 2003-12-27 19:24:54 +0000 | [diff] [blame] | 153 | #ifdef CONFIG_INCA_IP |
| 154 | incaip_set_cpuclk, /* set cpu clock according to environment variable */ |
| 155 | #endif |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 156 | init_baudrate, /* initialze baudrate settings */ |
| 157 | serial_init, /* serial communications setup */ |
| 158 | console_init_f, |
| 159 | display_banner, /* say that we are here */ |
wdenk | 8dba050 | 2003-03-31 16:34:49 +0000 | [diff] [blame] | 160 | checkboard, |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 161 | init_func_ram, |
| 162 | NULL, |
| 163 | }; |
| 164 | |
| 165 | |
| 166 | void board_init_f(ulong bootflag) |
| 167 | { |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 168 | gd_t gd_data, *id; |
| 169 | bd_t *bd; |
| 170 | init_fnc_t **init_fnc_ptr; |
Jean-Christophe PLAGNIOL-VILLARD | 0383694 | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 171 | ulong addr, addr_sp, len = (ulong)&uboot_end - CONFIG_SYS_MONITOR_BASE; |
Wolfgang Denk | 117b0b1 | 2005-12-01 02:15:07 +0100 | [diff] [blame] | 172 | ulong *s; |
wdenk | b02744a | 2003-04-05 00:53:31 +0000 | [diff] [blame] | 173 | #ifdef CONFIG_PURPLE |
| 174 | void copy_code (ulong); |
| 175 | #endif |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 176 | |
wdenk | cd91445 | 2004-05-29 16:53:29 +0000 | [diff] [blame] | 177 | /* Pointer is writable since we allocated a register for it. |
| 178 | */ |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 179 | gd = &gd_data; |
wdenk | 3337af4 | 2004-07-01 20:28:03 +0000 | [diff] [blame] | 180 | /* compiler optimization barrier needed for GCC >= 3.4 */ |
| 181 | __asm__ __volatile__("": : :"memory"); |
| 182 | |
wdenk | 874ac26 | 2003-07-24 23:38:38 +0000 | [diff] [blame] | 183 | memset ((void *)gd, 0, sizeof (gd_t)); |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 184 | |
| 185 | for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr) { |
| 186 | if ((*init_fnc_ptr)() != 0) { |
| 187 | hang (); |
| 188 | } |
| 189 | } |
| 190 | |
| 191 | /* |
| 192 | * Now that we have DRAM mapped and working, we can |
| 193 | * relocate the code and continue running from DRAM. |
| 194 | */ |
Jean-Christophe PLAGNIOL-VILLARD | 0383694 | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 195 | addr = CONFIG_SYS_SDRAM_BASE + gd->ram_size; |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 196 | |
wdenk | cd91445 | 2004-05-29 16:53:29 +0000 | [diff] [blame] | 197 | /* We can reserve some RAM "on top" here. |
| 198 | */ |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 199 | |
wdenk | cd91445 | 2004-05-29 16:53:29 +0000 | [diff] [blame] | 200 | /* round down to next 4 kB limit. |
| 201 | */ |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 202 | addr &= ~(4096 - 1); |
wdenk | cd91445 | 2004-05-29 16:53:29 +0000 | [diff] [blame] | 203 | debug ("Top of RAM usable for U-Boot at: %08lx\n", addr); |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 204 | |
wdenk | cd91445 | 2004-05-29 16:53:29 +0000 | [diff] [blame] | 205 | /* Reserve memory for U-Boot code, data & bss |
| 206 | * round down to next 16 kB limit |
| 207 | */ |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 208 | addr -= len; |
wdenk | b9a83a9 | 2003-05-30 12:48:29 +0000 | [diff] [blame] | 209 | addr &= ~(16 * 1024 - 1); |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 210 | |
wdenk | cd91445 | 2004-05-29 16:53:29 +0000 | [diff] [blame] | 211 | debug ("Reserving %ldk for U-Boot at: %08lx\n", len >> 10, addr); |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 212 | |
wdenk | cd91445 | 2004-05-29 16:53:29 +0000 | [diff] [blame] | 213 | /* Reserve memory for malloc() arena. |
| 214 | */ |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 215 | addr_sp = addr - TOTAL_MALLOC_LEN; |
wdenk | cd91445 | 2004-05-29 16:53:29 +0000 | [diff] [blame] | 216 | debug ("Reserving %dk for malloc() at: %08lx\n", |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 217 | TOTAL_MALLOC_LEN >> 10, addr_sp); |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 218 | |
| 219 | /* |
| 220 | * (permanently) allocate a Board Info struct |
| 221 | * and a permanent copy of the "global" data |
| 222 | */ |
| 223 | addr_sp -= sizeof(bd_t); |
| 224 | bd = (bd_t *)addr_sp; |
| 225 | gd->bd = bd; |
Wolfgang Denk | 509cd07 | 2008-07-14 15:06:35 +0200 | [diff] [blame] | 226 | debug ("Reserving %zu Bytes for Board Info at: %08lx\n", |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 227 | sizeof(bd_t), addr_sp); |
wdenk | cd91445 | 2004-05-29 16:53:29 +0000 | [diff] [blame] | 228 | |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 229 | addr_sp -= sizeof(gd_t); |
| 230 | id = (gd_t *)addr_sp; |
Wolfgang Denk | 509cd07 | 2008-07-14 15:06:35 +0200 | [diff] [blame] | 231 | debug ("Reserving %zu Bytes for Global Data at: %08lx\n", |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 232 | sizeof (gd_t), addr_sp); |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 233 | |
Jean-Christophe PLAGNIOL-VILLARD | 3bd04ce | 2008-02-17 16:58:04 +0100 | [diff] [blame] | 234 | /* Reserve memory for boot params. |
wdenk | cd91445 | 2004-05-29 16:53:29 +0000 | [diff] [blame] | 235 | */ |
Jean-Christophe PLAGNIOL-VILLARD | 0383694 | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 236 | addr_sp -= CONFIG_SYS_BOOTPARAMS_LEN; |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 237 | bd->bi_boot_params = addr_sp; |
wdenk | cd91445 | 2004-05-29 16:53:29 +0000 | [diff] [blame] | 238 | debug ("Reserving %dk for boot params() at: %08lx\n", |
Jean-Christophe PLAGNIOL-VILLARD | 0383694 | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 239 | CONFIG_SYS_BOOTPARAMS_LEN >> 10, addr_sp); |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 240 | |
| 241 | /* |
| 242 | * Finally, we set up a new (bigger) stack. |
| 243 | * |
| 244 | * Leave some safety gap for SP, force alignment on 16 byte boundary |
| 245 | * Clear initial stack frame |
| 246 | */ |
| 247 | addr_sp -= 16; |
| 248 | addr_sp &= ~0xF; |
Wolfgang Denk | 117b0b1 | 2005-12-01 02:15:07 +0100 | [diff] [blame] | 249 | s = (ulong *)addr_sp; |
| 250 | *s-- = 0; |
| 251 | *s-- = 0; |
| 252 | addr_sp = (ulong)s; |
wdenk | cd91445 | 2004-05-29 16:53:29 +0000 | [diff] [blame] | 253 | debug ("Stack Pointer at: %08lx\n", addr_sp); |
| 254 | |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 255 | /* |
| 256 | * Save local variables to board info struct |
| 257 | */ |
Jean-Christophe PLAGNIOL-VILLARD | 0383694 | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 258 | bd->bi_memstart = CONFIG_SYS_SDRAM_BASE; /* start of DRAM memory */ |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 259 | bd->bi_memsize = gd->ram_size; /* size of DRAM memory in bytes */ |
| 260 | bd->bi_baudrate = gd->baudrate; /* Console Baudrate */ |
| 261 | |
wdenk | 874ac26 | 2003-07-24 23:38:38 +0000 | [diff] [blame] | 262 | memcpy (id, (void *)gd, sizeof (gd_t)); |
wdenk | b02744a | 2003-04-05 00:53:31 +0000 | [diff] [blame] | 263 | |
| 264 | /* On the purple board we copy the code in a special way |
| 265 | * in order to solve flash problems |
| 266 | */ |
| 267 | #ifdef CONFIG_PURPLE |
| 268 | copy_code(addr); |
| 269 | #endif |
| 270 | |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 271 | relocate_code (addr_sp, id, addr); |
| 272 | |
| 273 | /* NOTREACHED - relocate_code() does not return */ |
| 274 | } |
| 275 | /************************************************************************ |
| 276 | * |
| 277 | * This is the next part if the initialization sequence: we are now |
| 278 | * running from RAM and have a "normal" C environment, i. e. global |
| 279 | * data can be written, BSS has been cleared, the stack size in not |
| 280 | * that critical any more, etc. |
| 281 | * |
| 282 | ************************************************************************ |
| 283 | */ |
| 284 | |
| 285 | void board_init_r (gd_t *id, ulong dest_addr) |
| 286 | { |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 287 | cmd_tbl_t *cmdtp; |
Jean-Christophe PLAGNIOL-VILLARD | 0383694 | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 288 | #ifndef CONFIG_SYS_NO_FLASH |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 289 | ulong size; |
Jean-Christophe PLAGNIOL-VILLARD | 3bd04ce | 2008-02-17 16:58:04 +0100 | [diff] [blame] | 290 | #endif |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 291 | extern void malloc_bin_reloc (void); |
Jean-Christophe PLAGNIOL-VILLARD | 68a8756 | 2008-09-10 22:48:00 +0200 | [diff] [blame] | 292 | #ifndef CONFIG_ENV_IS_NOWHERE |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 293 | extern char * env_name_spec; |
| 294 | #endif |
Shinya Kuribayashi | 31c8c2e | 2009-05-16 09:12:09 +0900 | [diff] [blame] | 295 | char *s; |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 296 | bd_t *bd; |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 297 | |
| 298 | gd = id; |
| 299 | gd->flags |= GD_FLG_RELOC; /* tell others: relocation done */ |
| 300 | |
wdenk | cd91445 | 2004-05-29 16:53:29 +0000 | [diff] [blame] | 301 | debug ("Now running in RAM - U-Boot at: %08lx\n", dest_addr); |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 302 | |
Jean-Christophe PLAGNIOL-VILLARD | 0383694 | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 303 | gd->reloc_off = dest_addr - CONFIG_SYS_MONITOR_BASE; |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 304 | |
wdenk | b9a83a9 | 2003-05-30 12:48:29 +0000 | [diff] [blame] | 305 | monitor_flash_len = (ulong)&uboot_end_data - dest_addr; |
| 306 | |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 307 | /* |
| 308 | * We have to relocate the command table manually |
| 309 | */ |
Jean-Christophe PLAGNIOL-VILLARD | 3bd04ce | 2008-02-17 16:58:04 +0100 | [diff] [blame] | 310 | for (cmdtp = &__u_boot_cmd_start; cmdtp != &__u_boot_cmd_end; cmdtp++) { |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 311 | ulong addr; |
| 312 | |
| 313 | addr = (ulong) (cmdtp->cmd) + gd->reloc_off; |
| 314 | #if 0 |
| 315 | printf ("Command \"%s\": 0x%08lx => 0x%08lx\n", |
| 316 | cmdtp->name, (ulong) (cmdtp->cmd), addr); |
| 317 | #endif |
| 318 | cmdtp->cmd = |
| 319 | (int (*)(struct cmd_tbl_s *, int, int, char *[]))addr; |
| 320 | |
| 321 | addr = (ulong)(cmdtp->name) + gd->reloc_off; |
| 322 | cmdtp->name = (char *)addr; |
| 323 | |
| 324 | if (cmdtp->usage) { |
| 325 | addr = (ulong)(cmdtp->usage) + gd->reloc_off; |
| 326 | cmdtp->usage = (char *)addr; |
| 327 | } |
Jean-Christophe PLAGNIOL-VILLARD | 0383694 | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 328 | #ifdef CONFIG_SYS_LONGHELP |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 329 | if (cmdtp->help) { |
| 330 | addr = (ulong)(cmdtp->help) + gd->reloc_off; |
| 331 | cmdtp->help = (char *)addr; |
| 332 | } |
| 333 | #endif |
| 334 | } |
| 335 | /* there are some other pointer constants we must deal with */ |
Jean-Christophe PLAGNIOL-VILLARD | 68a8756 | 2008-09-10 22:48:00 +0200 | [diff] [blame] | 336 | #ifndef CONFIG_ENV_IS_NOWHERE |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 337 | env_name_spec += gd->reloc_off; |
| 338 | #endif |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 339 | |
Jean-Christophe PLAGNIOL-VILLARD | 3bd04ce | 2008-02-17 16:58:04 +0100 | [diff] [blame] | 340 | bd = gd->bd; |
| 341 | |
Peter Tyser | 781c9b8 | 2009-08-21 23:05:21 -0500 | [diff] [blame] | 342 | /* The Malloc area is immediately below the monitor copy in DRAM */ |
Peter Tyser | ed52770 | 2009-08-21 23:05:20 -0500 | [diff] [blame] | 343 | mem_malloc_init(CONFIG_SYS_MONITOR_BASE + gd->reloc_off - |
| 344 | TOTAL_MALLOC_LEN, TOTAL_MALLOC_LEN); |
Stefan Roese | b81464e | 2009-05-11 15:50:12 +0200 | [diff] [blame] | 345 | malloc_bin_reloc(); |
| 346 | |
Jean-Christophe PLAGNIOL-VILLARD | 0383694 | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 347 | #ifndef CONFIG_SYS_NO_FLASH |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 348 | /* configure available FLASH banks */ |
| 349 | size = flash_init(); |
| 350 | display_flash_config (size); |
Jean-Christophe PLAGNIOL-VILLARD | 3bd04ce | 2008-02-17 16:58:04 +0100 | [diff] [blame] | 351 | bd->bi_flashsize = size; |
| 352 | #endif |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 353 | |
Jean-Christophe PLAGNIOL-VILLARD | 0383694 | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 354 | bd->bi_flashstart = CONFIG_SYS_FLASH_BASE; |
| 355 | #if CONFIG_SYS_MONITOR_BASE == CONFIG_SYS_FLASH_BASE |
wdenk | b9a83a9 | 2003-05-30 12:48:29 +0000 | [diff] [blame] | 356 | bd->bi_flashoffset = monitor_flash_len; /* reserved area for U-Boot */ |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 357 | #else |
| 358 | bd->bi_flashoffset = 0; |
| 359 | #endif |
| 360 | |
Stefan Roese | 1af2a0d | 2008-11-12 13:18:19 +0100 | [diff] [blame] | 361 | #ifdef CONFIG_CMD_NAND |
| 362 | puts ("NAND: "); |
| 363 | nand_init (); /* go init the NAND */ |
| 364 | #endif |
| 365 | |
| 366 | #if defined(CONFIG_CMD_ONENAND) |
| 367 | onenand_init(); |
| 368 | #endif |
| 369 | |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 370 | /* relocate environment function pointers etc. */ |
| 371 | env_relocate(); |
| 372 | |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 373 | /* IP Address */ |
| 374 | bd->bi_ip_addr = getenv_IPaddr("ipaddr"); |
| 375 | |
wdenk | 5401de4 | 2004-02-07 01:27:10 +0000 | [diff] [blame] | 376 | #if defined(CONFIG_PCI) |
| 377 | /* |
| 378 | * Do pci configuration |
| 379 | */ |
| 380 | pci_init(); |
| 381 | #endif |
| 382 | |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 383 | /** leave this here (after malloc(), environment and PCI are working) **/ |
Jean-Christophe PLAGNIOL-VILLARD | 2a7a031 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 384 | /* Initialize stdio devices */ |
| 385 | stdio_init (); |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 386 | |
wdenk | 874ac26 | 2003-07-24 23:38:38 +0000 | [diff] [blame] | 387 | jumptable_init (); |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 388 | |
| 389 | /* Initialize the console (after the relocation and devices init) */ |
| 390 | console_init_r (); |
| 391 | /** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** **/ |
| 392 | |
wdenk | b02744a | 2003-04-05 00:53:31 +0000 | [diff] [blame] | 393 | /* Initialize from environment */ |
| 394 | if ((s = getenv ("loadaddr")) != NULL) { |
| 395 | load_addr = simple_strtoul (s, NULL, 16); |
| 396 | } |
Jon Loeliger | 6b23305 | 2007-07-09 18:02:11 -0500 | [diff] [blame] | 397 | #if defined(CONFIG_CMD_NET) |
wdenk | b02744a | 2003-04-05 00:53:31 +0000 | [diff] [blame] | 398 | if ((s = getenv ("bootfile")) != NULL) { |
| 399 | copy_filename (BootFile, s, sizeof (BootFile)); |
| 400 | } |
Jon Loeliger | 1670a5b | 2007-07-10 11:19:50 -0500 | [diff] [blame] | 401 | #endif |
wdenk | b02744a | 2003-04-05 00:53:31 +0000 | [diff] [blame] | 402 | |
Jason McMullan | 733ad78 | 2008-05-30 00:53:37 +0900 | [diff] [blame] | 403 | #ifdef CONFIG_CMD_SPI |
| 404 | puts ("SPI: "); |
| 405 | spi_init (); /* go init the SPI */ |
| 406 | puts ("ready\n"); |
| 407 | #endif |
| 408 | |
wdenk | b02744a | 2003-04-05 00:53:31 +0000 | [diff] [blame] | 409 | #if defined(CONFIG_MISC_INIT_R) |
| 410 | /* miscellaneous platform dependent initialisations */ |
| 411 | misc_init_r (); |
| 412 | #endif |
| 413 | |
Luigi 'Comio' Mantellini | 01db155 | 2009-10-10 12:42:21 +0200 | [diff] [blame] | 414 | #ifdef CONFIG_BITBANGMII |
| 415 | bb_miiphy_init(); |
| 416 | #endif |
Jon Loeliger | 6b23305 | 2007-07-09 18:02:11 -0500 | [diff] [blame] | 417 | #if defined(CONFIG_CMD_NET) |
Marian Balakowicz | aab8c49 | 2005-10-28 22:30:33 +0200 | [diff] [blame] | 418 | #if defined(CONFIG_NET_MULTI) |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 419 | puts ("Net: "); |
Marian Balakowicz | aab8c49 | 2005-10-28 22:30:33 +0200 | [diff] [blame] | 420 | #endif |
wdenk | bb1b826 | 2003-03-27 12:09:35 +0000 | [diff] [blame] | 421 | eth_initialize(gd->bd); |
| 422 | #endif |
| 423 | |
| 424 | /* main_loop() can return to retry autoboot, if so just run it again. */ |
| 425 | for (;;) { |
| 426 | main_loop (); |
| 427 | } |
| 428 | |
| 429 | /* NOTREACHED - no way out of command loop except booting */ |
| 430 | } |
| 431 | |
| 432 | void hang (void) |
| 433 | { |
| 434 | puts ("### ERROR ### Please RESET the board ###\n"); |
| 435 | for (;;); |
| 436 | } |