wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 1 | /* |
| 2 | * (C) Copyright 2002 |
| 3 | * Daniel Engström, Omicron Ceti AB, daniel@omicron.se |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 4 | * |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 5 | * (C) Copyright 2002 |
| 6 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 7 | * |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 8 | * (C) Copyright 2002 |
| 9 | * Sysgo Real-Time Solutions, GmbH <www.elinos.com> |
| 10 | * Marius Groeger <mgroeger@sysgo.de> |
| 11 | * |
| 12 | * See file CREDITS for list of people who contributed to this |
| 13 | * project. |
| 14 | * |
| 15 | * This program is free software; you can redistribute it and/or |
| 16 | * modify it under the terms of the GNU General Public License as |
| 17 | * published by the Free Software Foundation; either version 2 of |
| 18 | * the License, or (at your option) any later version. |
| 19 | * |
| 20 | * This program is distributed in the hope that it will be useful, |
| 21 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 22 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 23 | * GNU General Public License for more details. |
| 24 | * |
| 25 | * You should have received a copy of the GNU General Public License |
| 26 | * along with this program; if not, write to the Free Software |
| 27 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 28 | * MA 02111-1307 USA |
| 29 | */ |
| 30 | |
| 31 | #include <common.h> |
| 32 | #include <watchdog.h> |
| 33 | #include <command.h> |
| 34 | #include <devices.h> |
Peter Tyser | 6294850 | 2008-11-03 09:30:59 -0600 | [diff] [blame] | 35 | #include <timestamp.h> |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 36 | #include <version.h> |
| 37 | #include <malloc.h> |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 38 | #include <net.h> |
| 39 | #include <ide.h> |
wdenk | abda5ca | 2003-05-31 18:35:21 +0000 | [diff] [blame] | 40 | #include <asm/u-boot-i386.h> |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 41 | |
Wolfgang Denk | 6405a15 | 2006-03-31 18:32:53 +0200 | [diff] [blame] | 42 | DECLARE_GLOBAL_DATA_PTR; |
| 43 | |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 44 | extern long _i386boot_start; |
| 45 | extern long _i386boot_end; |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 46 | extern long _i386boot_romdata_start; |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 47 | extern long _i386boot_romdata_dest; |
| 48 | extern long _i386boot_romdata_size; |
| 49 | extern long _i386boot_bss_start; |
| 50 | extern long _i386boot_bss_size; |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 51 | |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 52 | extern long _i386boot_realmode; |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 53 | extern long _i386boot_realmode_size; |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 54 | extern long _i386boot_bios; |
| 55 | extern long _i386boot_bios_size; |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 56 | |
| 57 | /* The symbols defined by the linker script becomes pointers |
| 58 | * which is somewhat inconveient ... */ |
| 59 | ulong i386boot_start = (ulong)&_i386boot_start; /* code start (in flash) defined in start.S */ |
| 60 | ulong i386boot_end = (ulong)&_i386boot_end; /* code end (in flash) */ |
| 61 | ulong i386boot_romdata_start = (ulong)&_i386boot_romdata_start; /* datasegment in flash (also code+rodata end) */ |
| 62 | ulong i386boot_romdata_dest = (ulong)&_i386boot_romdata_dest; /* data location segment in ram */ |
| 63 | ulong i386boot_romdata_size = (ulong)&_i386boot_romdata_size; /* size of data segment */ |
| 64 | ulong i386boot_bss_start = (ulong)&_i386boot_bss_start; /* bss start */ |
| 65 | ulong i386boot_bss_size = (ulong)&_i386boot_bss_size; /* bss size */ |
| 66 | |
| 67 | ulong i386boot_realmode = (ulong)&_i386boot_realmode; /* start of realmode entry code */ |
| 68 | ulong i386boot_realmode_size = (ulong)&_i386boot_realmode_size; /* size of realmode entry code */ |
| 69 | ulong i386boot_bios = (ulong)&_i386boot_bios; /* start of BIOS emulation code */ |
| 70 | ulong i386boot_bios_size = (ulong)&_i386boot_bios_size; /* size of BIOS emulation code */ |
| 71 | |
| 72 | |
| 73 | const char version_string[] = |
Peter Tyser | 6294850 | 2008-11-03 09:30:59 -0600 | [diff] [blame] | 74 | U_BOOT_VERSION" (" U_BOOT_DATE " - " U_BOOT_TIME ")"; |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 75 | |
| 76 | |
| 77 | /* |
| 78 | * Begin and End of memory area for malloc(), and current "brk" |
| 79 | */ |
| 80 | static ulong mem_malloc_start = 0; |
| 81 | static ulong mem_malloc_end = 0; |
| 82 | static ulong mem_malloc_brk = 0; |
| 83 | |
| 84 | static int mem_malloc_init(void) |
| 85 | { |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 86 | /* start malloc area right after the stack */ |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 87 | mem_malloc_start = i386boot_bss_start + |
Jean-Christophe PLAGNIOL-VILLARD | 0383694 | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 88 | i386boot_bss_size + CONFIG_SYS_STACK_SIZE; |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 89 | mem_malloc_start = (mem_malloc_start+3)&~3; |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 90 | |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 91 | /* Use all available RAM for malloc() */ |
| 92 | mem_malloc_end = gd->ram_size; |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 93 | |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 94 | mem_malloc_brk = mem_malloc_start; |
| 95 | |
| 96 | return 0; |
| 97 | } |
| 98 | |
| 99 | void *sbrk (ptrdiff_t increment) |
| 100 | { |
| 101 | ulong old = mem_malloc_brk; |
| 102 | ulong new = old + increment; |
| 103 | |
| 104 | if ((new < mem_malloc_start) || (new > mem_malloc_end)) { |
| 105 | return (NULL); |
| 106 | } |
| 107 | mem_malloc_brk = new; |
| 108 | |
| 109 | return ((void *) old); |
| 110 | } |
| 111 | |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 112 | /************************************************************************ |
| 113 | * Init Utilities * |
| 114 | ************************************************************************ |
| 115 | * Some of this code should be moved into the core functions, |
| 116 | * or dropped completely, |
| 117 | * but let's get it working (again) first... |
| 118 | */ |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 119 | static int init_baudrate (void) |
| 120 | { |
wdenk | abda5ca | 2003-05-31 18:35:21 +0000 | [diff] [blame] | 121 | char tmp[64]; /* long enough for environment variables */ |
| 122 | int i = getenv_r("baudrate", tmp, 64); |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 123 | |
wdenk | abda5ca | 2003-05-31 18:35:21 +0000 | [diff] [blame] | 124 | gd->baudrate = (i != 0) |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 125 | ? (int) simple_strtoul (tmp, NULL, 10) |
| 126 | : CONFIG_BAUDRATE; |
| 127 | |
| 128 | return (0); |
| 129 | } |
| 130 | |
| 131 | static int display_banner (void) |
| 132 | { |
| 133 | |
| 134 | printf ("\n\n%s\n\n", version_string); |
| 135 | printf ("U-Boot code: %08lX -> %08lX data: %08lX -> %08lX\n" |
| 136 | " BSS: %08lX -> %08lX stack: %08lX -> %08lX\n", |
| 137 | i386boot_start, i386boot_romdata_start-1, |
| 138 | i386boot_romdata_dest, i386boot_romdata_dest+i386boot_romdata_size-1, |
| 139 | i386boot_bss_start, i386boot_bss_start+i386boot_bss_size-1, |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 140 | i386boot_bss_start+i386boot_bss_size, |
Jean-Christophe PLAGNIOL-VILLARD | 0383694 | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 141 | i386boot_bss_start+i386boot_bss_size+CONFIG_SYS_STACK_SIZE-1); |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 142 | |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 143 | |
| 144 | return (0); |
| 145 | } |
| 146 | |
| 147 | /* |
| 148 | * WARNING: this code looks "cleaner" than the PowerPC version, but |
| 149 | * has the disadvantage that you either get nothing, or everything. |
| 150 | * On PowerPC, you might see "DRAM: " before the system hangs - which |
| 151 | * gives a simple yet clear indication which part of the |
| 152 | * initialization if failing. |
| 153 | */ |
| 154 | static int display_dram_config (void) |
| 155 | { |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 156 | int i; |
| 157 | |
| 158 | puts ("DRAM Configuration:\n"); |
| 159 | |
| 160 | for (i=0; i<CONFIG_NR_DRAM_BANKS; i++) { |
| 161 | printf ("Bank #%d: %08lx ", i, gd->bd->bi_dram[i].start); |
| 162 | print_size (gd->bd->bi_dram[i].size, "\n"); |
| 163 | } |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 164 | |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 165 | return (0); |
| 166 | } |
| 167 | |
| 168 | static void display_flash_config (ulong size) |
| 169 | { |
| 170 | puts ("Flash: "); |
| 171 | print_size (size, "\n"); |
| 172 | } |
| 173 | |
| 174 | |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 175 | /* |
| 176 | * Breath some life into the board... |
| 177 | * |
| 178 | * Initialize an SMC for serial comms, and carry out some hardware |
| 179 | * tests. |
| 180 | * |
| 181 | * The first part of initialization is running from Flash memory; |
| 182 | * its main purpose is to initialize the RAM so that we |
| 183 | * can relocate the monitor code to RAM. |
| 184 | */ |
| 185 | |
| 186 | /* |
| 187 | * All attempts to come up with a "common" initialization sequence |
| 188 | * that works for all boards and architectures failed: some of the |
| 189 | * requirements are just _too_ different. To get rid of the resulting |
| 190 | * mess of board dependend #ifdef'ed code we now make the whole |
| 191 | * initialization sequence configurable to the user. |
| 192 | * |
| 193 | * The requirements for any new initalization function is simple: it |
| 194 | * receives a pointer to the "global data" structure as it's only |
| 195 | * argument, and returns an integer return code, where 0 means |
| 196 | * "continue" and != 0 means "fatal error, hang the system". |
| 197 | */ |
| 198 | typedef int (init_fnc_t) (void); |
| 199 | |
| 200 | init_fnc_t *init_sequence[] = { |
| 201 | cpu_init, /* basic cpu dependent setup */ |
| 202 | board_init, /* basic board dependent setup */ |
| 203 | dram_init, /* configure available RAM banks */ |
| 204 | mem_malloc_init, /* dependant on dram_init */ |
| 205 | interrupt_init, /* set up exceptions */ |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 206 | timer_init, |
wdenk | abda5ca | 2003-05-31 18:35:21 +0000 | [diff] [blame] | 207 | serial_init, |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 208 | env_init, /* initialize environment */ |
| 209 | init_baudrate, /* initialze baudrate settings */ |
| 210 | serial_init, /* serial communications setup */ |
| 211 | display_banner, |
| 212 | display_dram_config, |
| 213 | |
| 214 | NULL, |
| 215 | }; |
| 216 | |
Graeme Russ | 2fe2a97 | 2008-09-07 07:08:42 +1000 | [diff] [blame] | 217 | gd_t *gd; |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 218 | |
| 219 | void start_i386boot (void) |
| 220 | { |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 221 | char *s; |
| 222 | int i; |
| 223 | ulong size; |
| 224 | static gd_t gd_data; |
| 225 | static bd_t bd_data; |
| 226 | init_fnc_t **init_fnc_ptr; |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 227 | |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 228 | show_boot_progress(0x21); |
| 229 | |
Graeme Russ | 2fe2a97 | 2008-09-07 07:08:42 +1000 | [diff] [blame] | 230 | gd = &gd_data; |
wdenk | 3337af4 | 2004-07-01 20:28:03 +0000 | [diff] [blame] | 231 | /* compiler optimization barrier needed for GCC >= 3.4 */ |
| 232 | __asm__ __volatile__("": : :"memory"); |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 233 | |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 234 | memset (gd, 0, sizeof (gd_t)); |
| 235 | gd->bd = &bd_data; |
| 236 | memset (gd->bd, 0, sizeof (bd_t)); |
| 237 | show_boot_progress(0x22); |
| 238 | |
wdenk | abda5ca | 2003-05-31 18:35:21 +0000 | [diff] [blame] | 239 | gd->baudrate = CONFIG_BAUDRATE; |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 240 | |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 241 | for (init_fnc_ptr = init_sequence, i=0; *init_fnc_ptr; ++init_fnc_ptr, i++) { |
| 242 | show_boot_progress(0xa130|i); |
| 243 | |
| 244 | if ((*init_fnc_ptr)() != 0) { |
| 245 | hang (); |
| 246 | } |
| 247 | } |
| 248 | show_boot_progress(0x23); |
| 249 | |
| 250 | /* configure available FLASH banks */ |
| 251 | size = flash_init(); |
| 252 | display_flash_config(size); |
| 253 | show_boot_progress(0x24); |
| 254 | |
| 255 | show_boot_progress(0x25); |
| 256 | |
| 257 | /* initialize environment */ |
| 258 | env_relocate (); |
| 259 | show_boot_progress(0x26); |
| 260 | |
| 261 | |
| 262 | /* IP Address */ |
| 263 | bd_data.bi_ip_addr = getenv_IPaddr ("ipaddr"); |
| 264 | |
| 265 | /* MAC Address */ |
| 266 | { |
| 267 | int i; |
| 268 | ulong reg; |
| 269 | char *s, *e; |
Graeme Russ | 2fe2a97 | 2008-09-07 07:08:42 +1000 | [diff] [blame] | 270 | char tmp[64]; |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 271 | |
| 272 | i = getenv_r ("ethaddr", tmp, sizeof (tmp)); |
| 273 | s = (i > 0) ? tmp : NULL; |
| 274 | |
| 275 | for (reg = 0; reg < 6; ++reg) { |
| 276 | bd_data.bi_enetaddr[reg] = s ? simple_strtoul (s, &e, 16) : 0; |
| 277 | if (s) |
| 278 | s = (*e) ? e + 1 : e; |
| 279 | } |
| 280 | } |
| 281 | |
| 282 | #if defined(CONFIG_PCI) |
| 283 | /* |
| 284 | * Do pci configuration |
| 285 | */ |
| 286 | pci_init(); |
| 287 | #endif |
| 288 | |
| 289 | show_boot_progress(0x27); |
| 290 | |
| 291 | |
| 292 | devices_init (); |
| 293 | |
wdenk | 874ac26 | 2003-07-24 23:38:38 +0000 | [diff] [blame] | 294 | jumptable_init (); |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 295 | |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 296 | /* Initialize the console (after the relocation and devices init) */ |
| 297 | console_init_r(); |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 298 | |
| 299 | #ifdef CONFIG_MISC_INIT_R |
| 300 | /* miscellaneous platform dependent initialisations */ |
| 301 | misc_init_r(); |
| 302 | #endif |
| 303 | |
Jon Loeliger | 1207797 | 2007-07-09 18:05:38 -0500 | [diff] [blame] | 304 | #if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_CMD_IDE) |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 305 | WATCHDOG_RESET(); |
| 306 | puts ("PCMCIA:"); |
| 307 | pcmcia_init(); |
| 308 | #endif |
| 309 | |
Jon Loeliger | 1207797 | 2007-07-09 18:05:38 -0500 | [diff] [blame] | 310 | #if defined(CONFIG_CMD_KGDB) |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 311 | WATCHDOG_RESET(); |
| 312 | puts("KGDB: "); |
| 313 | kgdb_init(); |
| 314 | #endif |
| 315 | |
| 316 | /* enable exceptions */ |
wdenk | abda5ca | 2003-05-31 18:35:21 +0000 | [diff] [blame] | 317 | enable_interrupts(); |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 318 | show_boot_progress(0x28); |
| 319 | |
| 320 | /* Must happen after interrupts are initialized since |
| 321 | * an irq handler gets installed |
| 322 | */ |
wdenk | c35ba4e | 2004-03-14 22:25:36 +0000 | [diff] [blame] | 323 | #ifdef CONFIG_SERIAL_SOFTWARE_FIFO |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 324 | serial_buffered_init(); |
| 325 | #endif |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 326 | |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 327 | #ifdef CONFIG_STATUS_LED |
| 328 | status_led_set (STATUS_LED_BOOT, STATUS_LED_BLINKING); |
| 329 | #endif |
| 330 | |
wdenk | abda5ca | 2003-05-31 18:35:21 +0000 | [diff] [blame] | 331 | udelay(20); |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 332 | |
| 333 | set_timer (0); |
| 334 | |
| 335 | /* Initialize from environment */ |
| 336 | if ((s = getenv ("loadaddr")) != NULL) { |
| 337 | load_addr = simple_strtoul (s, NULL, 16); |
| 338 | } |
Jon Loeliger | 1207797 | 2007-07-09 18:05:38 -0500 | [diff] [blame] | 339 | #if defined(CONFIG_CMD_NET) |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 340 | if ((s = getenv ("bootfile")) != NULL) { |
| 341 | copy_filename (BootFile, s, sizeof (BootFile)); |
| 342 | } |
Jon Loeliger | 1670a5b | 2007-07-10 11:19:50 -0500 | [diff] [blame] | 343 | #endif |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 344 | |
| 345 | WATCHDOG_RESET(); |
| 346 | |
Jon Loeliger | 1207797 | 2007-07-09 18:05:38 -0500 | [diff] [blame] | 347 | #if defined(CONFIG_CMD_IDE) |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 348 | WATCHDOG_RESET(); |
| 349 | puts("IDE: "); |
| 350 | ide_init(); |
Jon Loeliger | 1670a5b | 2007-07-10 11:19:50 -0500 | [diff] [blame] | 351 | #endif |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 352 | |
Jon Loeliger | 1207797 | 2007-07-09 18:05:38 -0500 | [diff] [blame] | 353 | #if defined(CONFIG_CMD_SCSI) |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 354 | WATCHDOG_RESET(); |
| 355 | puts("SCSI: "); |
| 356 | scsi_init(); |
| 357 | #endif |
| 358 | |
Jon Loeliger | 1207797 | 2007-07-09 18:05:38 -0500 | [diff] [blame] | 359 | #if defined(CONFIG_CMD_DOC) |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 360 | WATCHDOG_RESET(); |
wdenk | abda5ca | 2003-05-31 18:35:21 +0000 | [diff] [blame] | 361 | puts("DOC: "); |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 362 | doc_init(); |
| 363 | #endif |
| 364 | |
Jon Loeliger | 1207797 | 2007-07-09 18:05:38 -0500 | [diff] [blame] | 365 | #if defined(CONFIG_CMD_NET) |
Marian Balakowicz | aab8c49 | 2005-10-28 22:30:33 +0200 | [diff] [blame] | 366 | #if defined(CONFIG_NET_MULTI) |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 367 | WATCHDOG_RESET(); |
| 368 | puts("Net: "); |
Marian Balakowicz | aab8c49 | 2005-10-28 22:30:33 +0200 | [diff] [blame] | 369 | #endif |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 370 | eth_initialize(gd->bd); |
| 371 | #endif |
| 372 | |
Jon Loeliger | 1207797 | 2007-07-09 18:05:38 -0500 | [diff] [blame] | 373 | #if ( defined(CONFIG_CMD_NET)) && (0) |
Marian Balakowicz | aab8c49 | 2005-10-28 22:30:33 +0200 | [diff] [blame] | 374 | WATCHDOG_RESET(); |
| 375 | # ifdef DEBUG |
| 376 | puts ("Reset Ethernet PHY\n"); |
| 377 | # endif |
| 378 | reset_phy(); |
| 379 | #endif |
| 380 | |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 381 | #ifdef CONFIG_LAST_STAGE_INIT |
| 382 | WATCHDOG_RESET(); |
| 383 | /* |
| 384 | * Some parts can be only initialized if all others (like |
| 385 | * Interrupts) are up and running (i.e. the PC-style ISA |
| 386 | * keyboard). |
| 387 | */ |
| 388 | last_stage_init(); |
| 389 | #endif |
| 390 | |
| 391 | |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 392 | #ifdef CONFIG_POST |
| 393 | post_run (NULL, POST_RAM | post_bootmode_get(0)); |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 394 | #endif |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 395 | |
| 396 | |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 397 | show_boot_progress(0x29); |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 398 | |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 399 | /* main_loop() can return to retry autoboot, if so just run it again. */ |
| 400 | for (;;) { |
wdenk | abda5ca | 2003-05-31 18:35:21 +0000 | [diff] [blame] | 401 | main_loop(); |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 402 | } |
| 403 | |
| 404 | /* NOTREACHED - no way out of command loop except booting */ |
| 405 | } |
| 406 | |
| 407 | void hang (void) |
| 408 | { |
| 409 | puts ("### ERROR ### Please RESET the board ###\n"); |
| 410 | for (;;); |
| 411 | } |
Mike Frysinger | 0870e47 | 2008-04-13 19:42:19 -0400 | [diff] [blame] | 412 | |
| 413 | unsigned long do_go_exec (ulong (*entry)(int, char *[]), int argc, char *argv[]) |
| 414 | { |
| 415 | /* |
Graeme Russ | 2fe2a97 | 2008-09-07 07:08:42 +1000 | [diff] [blame] | 416 | * TODO: Test this function - changed to fix compiler error. |
| 417 | * Original code was: |
| 418 | * return (entry >> 1) (argc, argv); |
| 419 | * with a comment about Nios function pointers are address >> 1 |
Mike Frysinger | 0870e47 | 2008-04-13 19:42:19 -0400 | [diff] [blame] | 420 | */ |
Graeme Russ | 2fe2a97 | 2008-09-07 07:08:42 +1000 | [diff] [blame] | 421 | return (entry) (argc, argv); |
Mike Frysinger | 0870e47 | 2008-04-13 19:42:19 -0400 | [diff] [blame] | 422 | } |