1 /* 2 * (C) Copyright 2000-2009 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 #ifndef __COMMON_H_ 25 #define __COMMON_H_ 1 26 27 #undef _LINUX_CONFIG_H 28 #define _LINUX_CONFIG_H 1 /* avoid reading Linux autoconf.h file */ 29 30 #ifndef __ASSEMBLY__ /* put C only stuff in this section */ 31 32 typedef unsigned char uchar; 33 typedef volatile unsigned long vu_long; 34 typedef volatile unsigned short vu_short; 35 typedef volatile unsigned char vu_char; 36 37 #include <config.h> 38 #include <asm-offsets.h> 39 #include <linux/bitops.h> 40 #include <linux/types.h> 41 #include <linux/string.h> 42 #include <asm/ptrace.h> 43 #include <stdarg.h> 44 #if defined(CONFIG_PCI) && (defined(CONFIG_4xx) && !defined(CONFIG_AP1000)) 45 #include <pci.h> 46 #endif 47 #if defined(CONFIG_8xx) 48 #include <asm/8xx_immap.h> 49 #if defined(CONFIG_MPC852) || defined(CONFIG_MPC852T) || \ 50 defined(CONFIG_MPC859) || defined(CONFIG_MPC859T) || \ 51 defined(CONFIG_MPC859DSL) || \ 52 defined(CONFIG_MPC866) || defined(CONFIG_MPC866T) || \ 53 defined(CONFIG_MPC866P) 54 # define CONFIG_MPC866_FAMILY 1 55 #elif defined(CONFIG_MPC870) \ 56 || defined(CONFIG_MPC875) \ 57 || defined(CONFIG_MPC880) \ 58 || defined(CONFIG_MPC885) 59 # define CONFIG_MPC885_FAMILY 1 60 #endif 61 #if defined(CONFIG_MPC860) \ 62 || defined(CONFIG_MPC860T) \ 63 || defined(CONFIG_MPC866_FAMILY) \ 64 || defined(CONFIG_MPC885_FAMILY) 65 # define CONFIG_MPC86x 1 66 #endif 67 #elif defined(CONFIG_5xx) 68 #include <asm/5xx_immap.h> 69 #elif defined(CONFIG_MPC5xxx) 70 #include <mpc5xxx.h> 71 #elif defined(CONFIG_MPC512X) 72 #include <asm/immap_512x.h> 73 #elif defined(CONFIG_MPC8220) 74 #include <asm/immap_8220.h> 75 #elif defined(CONFIG_8260) 76 #if defined(CONFIG_MPC8247) \ 77 || defined(CONFIG_MPC8248) \ 78 || defined(CONFIG_MPC8271) \ 79 || defined(CONFIG_MPC8272) 80 #define CONFIG_MPC8272_FAMILY 1 81 #endif 82 #if defined(CONFIG_MPC8272_FAMILY) 83 #define CONFIG_MPC8260 1 84 #endif 85 #include <asm/immap_8260.h> 86 #endif 87 #ifdef CONFIG_MPC86xx 88 #include <mpc86xx.h> 89 #include <asm/immap_86xx.h> 90 #endif 91 #ifdef CONFIG_MPC85xx 92 #include <mpc85xx.h> 93 #include <asm/immap_85xx.h> 94 #endif 95 #ifdef CONFIG_MPC83xx 96 #include <mpc83xx.h> 97 #include <asm/immap_83xx.h> 98 #endif 99 #ifdef CONFIG_4xx 100 #include <asm/ppc4xx.h> 101 #endif 102 #ifdef CONFIG_HYMOD 103 #include <board/hymod/hymod.h> 104 #endif 105 #ifdef CONFIG_ARM 106 #define asmlinkage /* nothing */ 107 #endif 108 #ifdef CONFIG_BLACKFIN 109 #include <asm/blackfin.h> 110 #endif 111 #ifdef CONFIG_SOC_DA8XX 112 #include <asm/arch/hardware.h> 113 #endif 114 115 #include <part.h> 116 #include <flash.h> 117 #include <image.h> 118 119 #ifdef DEBUG 120 #define _DEBUG 1 121 #else 122 #define _DEBUG 0 123 #endif 124 125 /* 126 * Output a debug text when condition "cond" is met. The "cond" should be 127 * computed by a preprocessor in the best case, allowing for the best 128 * optimization. 129 */ 130 #define debug_cond(cond, fmt, args...) \ 131 do { \ 132 if (cond) \ 133 printf(fmt, ##args); \ 134 } while (0) 135 136 #define debug(fmt, args...) \ 137 debug_cond(_DEBUG, fmt, ##args) 138 139 /* 140 * An assertion is run-time check done in debug mode only. If DEBUG is not 141 * defined then it is skipped. If DEBUG is defined and the assertion fails, 142 * then it calls panic*( which may or may not reset/halt U-Boot (see 143 * CONFIG_PANIC_HANG), It is hoped that all failing assertions are found 144 * before release, and after release it is hoped that they don't matter. But 145 * in any case these failing assertions cannot be fixed with a reset (which 146 * may just do the same assertion again). 147 */ 148 void __assert_fail(const char *assertion, const char *file, unsigned line, 149 const char *function); 150 #define assert(x) \ 151 ({ if (!(x) && _DEBUG) \ 152 __assert_fail(#x, __FILE__, __LINE__, __func__); }) 153 154 #define error(fmt, args...) do { \ 155 printf("ERROR: " fmt "\nat %s:%d/%s()\n", \ 156 ##args, __FILE__, __LINE__, __func__); \ 157 } while (0) 158 159 #ifndef BUG 160 #define BUG() do { \ 161 printf("BUG: failure at %s:%d/%s()!\n", __FILE__, __LINE__, __FUNCTION__); \ 162 panic("BUG!"); \ 163 } while (0) 164 #define BUG_ON(condition) do { if (unlikely((condition)!=0)) BUG(); } while(0) 165 #endif /* BUG */ 166 167 /* Force a compilation error if condition is true */ 168 #define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2*!!(condition)])) 169 170 typedef void (interrupt_handler_t)(void *); 171 172 #include <asm/u-boot.h> /* boot information for Linux kernel */ 173 #include <asm/global_data.h> /* global data used for startup functions */ 174 175 /* 176 * enable common handling for all TQM8xxL/M boards: 177 * - CONFIG_TQM8xxM will be defined for all TQM8xxM boards 178 * - CONFIG_TQM8xxL will be defined for all TQM8xxL _and_ TQM8xxM boards 179 * and for the TQM885D board 180 */ 181 #if defined(CONFIG_TQM823M) || defined(CONFIG_TQM850M) || \ 182 defined(CONFIG_TQM855M) || defined(CONFIG_TQM860M) || \ 183 defined(CONFIG_TQM862M) || defined(CONFIG_TQM866M) 184 # ifndef CONFIG_TQM8xxM 185 # define CONFIG_TQM8xxM 186 # endif 187 #endif 188 #if defined(CONFIG_TQM823L) || defined(CONFIG_TQM850L) || \ 189 defined(CONFIG_TQM855L) || defined(CONFIG_TQM860L) || \ 190 defined(CONFIG_TQM862L) || defined(CONFIG_TQM8xxM) || \ 191 defined(CONFIG_TQM885D) 192 # ifndef CONFIG_TQM8xxL 193 # define CONFIG_TQM8xxL 194 # endif 195 #endif 196 197 #ifndef CONFIG_SERIAL_MULTI 198 199 #if defined(CONFIG_8xx_CONS_SMC1) || defined(CONFIG_8xx_CONS_SMC2) \ 200 || defined(CONFIG_8xx_CONS_SCC1) || defined(CONFIG_8xx_CONS_SCC2) \ 201 || defined(CONFIG_8xx_CONS_SCC3) || defined(CONFIG_8xx_CONS_SCC4) 202 203 #define CONFIG_SERIAL_MULTI 1 204 205 #endif 206 207 #endif /* CONFIG_SERIAL_MULTI */ 208 209 /* 210 * Return the time since boot in microseconds, This is needed for bootstage 211 * and should be defined in CPU- or board-specific code. If undefined then 212 * millisecond resolution will be used (the standard get_timer()). 213 */ 214 ulong timer_get_boot_us(void); 215 216 /* 217 * General Purpose Utilities 218 */ 219 #define min(X, Y) \ 220 ({ typeof (X) __x = (X); \ 221 typeof (Y) __y = (Y); \ 222 (__x < __y) ? __x : __y; }) 223 224 #define max(X, Y) \ 225 ({ typeof (X) __x = (X); \ 226 typeof (Y) __y = (Y); \ 227 (__x > __y) ? __x : __y; }) 228 229 #define MIN(x, y) min(x, y) 230 #define MAX(x, y) max(x, y) 231 232 #if defined(CONFIG_ENV_IS_EMBEDDED) 233 #define TOTAL_MALLOC_LEN CONFIG_SYS_MALLOC_LEN 234 #elif ( ((CONFIG_ENV_ADDR+CONFIG_ENV_SIZE) < CONFIG_SYS_MONITOR_BASE) || \ 235 (CONFIG_ENV_ADDR >= (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)) ) || \ 236 defined(CONFIG_ENV_IS_IN_NVRAM) 237 #define TOTAL_MALLOC_LEN (CONFIG_SYS_MALLOC_LEN + CONFIG_ENV_SIZE) 238 #else 239 #define TOTAL_MALLOC_LEN CONFIG_SYS_MALLOC_LEN 240 #endif 241 242 /** 243 * container_of - cast a member of a structure out to the containing structure 244 * @ptr: the pointer to the member. 245 * @type: the type of the container struct this is embedded in. 246 * @member: the name of the member within the struct. 247 * 248 */ 249 #define container_of(ptr, type, member) ({ \ 250 const typeof( ((type *)0)->member ) *__mptr = (ptr); \ 251 (type *)( (char *)__mptr - offsetof(type,member) );}) 252 253 /* 254 * Function Prototypes 255 */ 256 257 void hang (void) __attribute__ ((noreturn)); 258 259 int timer_init(void); 260 int cpu_init(void); 261 262 /* */ 263 phys_size_t initdram (int); 264 int display_options (void); 265 void print_size(unsigned long long, const char *); 266 int print_buffer (ulong addr, void* data, uint width, uint count, uint linelen); 267 268 /* common/main.c */ 269 void main_loop (void); 270 int run_command(const char *cmd, int flag); 271 int readline (const char *const prompt); 272 int readline_into_buffer(const char *const prompt, char *buffer, 273 int timeout); 274 int parse_line (char *, char *[]); 275 void init_cmd_timeout(void); 276 void reset_cmd_timeout(void); 277 #ifdef CONFIG_MENU 278 int abortboot(int bootdelay); 279 #endif 280 extern char console_buffer[]; 281 282 /* arch/$(ARCH)/lib/board.c */ 283 void board_init_f (ulong) __attribute__ ((noreturn)); 284 void board_init_r (gd_t *, ulong) __attribute__ ((noreturn)); 285 int checkboard (void); 286 int checkflash (void); 287 int checkdram (void); 288 int last_stage_init(void); 289 extern ulong monitor_flash_len; 290 int mac_read_from_eeprom(void); 291 extern u8 _binary_dt_dtb_start[]; /* embedded device tree blob */ 292 int set_cpu_clk_info(void); 293 294 /* common/flash.c */ 295 void flash_perror (int); 296 297 /* common/cmd_source.c */ 298 int source (ulong addr, const char *fit_uname); 299 300 extern ulong load_addr; /* Default Load Address */ 301 extern ulong save_addr; /* Default Save Address */ 302 extern ulong save_size; /* Default Save Size */ 303 304 /* common/cmd_doc.c */ 305 void doc_probe(unsigned long physadr); 306 307 /* common/cmd_net.c */ 308 int do_tftpb(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]); 309 310 /* common/cmd_nvedit.c */ 311 int env_init (void); 312 void env_relocate (void); 313 int envmatch (uchar *, int); 314 char *getenv (const char *); 315 int getenv_f (const char *name, char *buf, unsigned len); 316 ulong getenv_ulong(const char *name, int base, ulong default_val); 317 int saveenv (void); 318 #ifdef CONFIG_PPC /* ARM version to be fixed! */ 319 int inline setenv (const char *, const char *); 320 #else 321 int setenv (const char *, const char *); 322 int setenv_ulong(const char *varname, ulong value); 323 int setenv_addr(const char *varname, const void *addr); 324 #endif /* CONFIG_PPC */ 325 #ifdef CONFIG_ARM 326 # include <asm/mach-types.h> 327 # include <asm/setup.h> 328 # include <asm/u-boot-arm.h> /* ARM version to be fixed! */ 329 #endif /* CONFIG_ARM */ 330 #ifdef CONFIG_X86 /* x86 version to be fixed! */ 331 # include <asm/u-boot-x86.h> 332 #endif /* CONFIG_X86 */ 333 #ifdef CONFIG_SANDBOX 334 # include <asm/u-boot-sandbox.h> /* TODO(sjg) what needs to be fixed? */ 335 #endif 336 #ifdef CONFIG_NDS32 337 # include <asm/mach-types.h> 338 # include <asm/u-boot-nds32.h> 339 #endif /* CONFIG_NDS32 */ 340 341 #ifdef CONFIG_AUTO_COMPLETE 342 int env_complete(char *var, int maxv, char *cmdv[], int maxsz, char *buf); 343 #endif 344 int get_env_id (void); 345 346 void pci_init (void); 347 void pci_init_board(void); 348 void pciinfo (int, int); 349 350 #if defined(CONFIG_PCI) && (defined(CONFIG_4xx) && !defined(CONFIG_AP1000)) 351 int pci_pre_init (struct pci_controller *); 352 int is_pci_host (struct pci_controller *); 353 #endif 354 355 #if defined(CONFIG_PCI) && (defined(CONFIG_440) || defined(CONFIG_405EX)) 356 # if defined(CONFIG_SYS_PCI_TARGET_INIT) 357 void pci_target_init (struct pci_controller *); 358 # endif 359 # if defined(CONFIG_SYS_PCI_MASTER_INIT) 360 void pci_master_init (struct pci_controller *); 361 # endif 362 #if defined(CONFIG_440SPE) || \ 363 defined(CONFIG_460EX) || defined(CONFIG_460GT) || \ 364 defined(CONFIG_405EX) 365 void pcie_setup_hoses(int busno); 366 #endif 367 #endif 368 369 int misc_init_f (void); 370 int misc_init_r (void); 371 372 /* common/exports.c */ 373 void jumptable_init(void); 374 375 /* common/kallsysm.c */ 376 const char *symbol_lookup(unsigned long addr, unsigned long *caddr); 377 378 /* api/api.c */ 379 void api_init (void); 380 381 /* common/memsize.c */ 382 long get_ram_size (long *, long); 383 384 /* $(BOARD)/$(BOARD).c */ 385 void reset_phy (void); 386 void fdc_hw_init (void); 387 388 /* $(BOARD)/eeprom.c */ 389 void eeprom_init (void); 390 #ifndef CONFIG_SPI 391 int eeprom_probe (unsigned dev_addr, unsigned offset); 392 #endif 393 int eeprom_read (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt); 394 int eeprom_write (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt); 395 #ifdef CONFIG_LWMON 396 extern uchar pic_read (uchar reg); 397 extern void pic_write (uchar reg, uchar val); 398 #endif 399 400 /* 401 * Set this up regardless of board 402 * type, to prevent errors. 403 */ 404 #if defined(CONFIG_SPI) || !defined(CONFIG_SYS_I2C_EEPROM_ADDR) 405 # define CONFIG_SYS_DEF_EEPROM_ADDR 0 406 #else 407 #if !defined(CONFIG_ENV_EEPROM_IS_ON_I2C) 408 # define CONFIG_SYS_DEF_EEPROM_ADDR CONFIG_SYS_I2C_EEPROM_ADDR 409 #endif 410 #endif /* CONFIG_SPI || !defined(CONFIG_SYS_I2C_EEPROM_ADDR) */ 411 412 #if defined(CONFIG_SPI) 413 extern void spi_init_f (void); 414 extern void spi_init_r (void); 415 extern ssize_t spi_read (uchar *, int, uchar *, int); 416 extern ssize_t spi_write (uchar *, int, uchar *, int); 417 #endif 418 419 #ifdef CONFIG_RPXCLASSIC 420 void rpxclassic_init (void); 421 #endif 422 423 void rpxlite_init (void); 424 425 #ifdef CONFIG_MBX 426 /* $(BOARD)/mbx8xx.c */ 427 void mbx_init (void); 428 void board_serial_init (void); 429 void board_ether_init (void); 430 #endif 431 432 #ifdef CONFIG_HERMES 433 /* $(BOARD)/hermes.c */ 434 void hermes_start_lxt980 (int speed); 435 #endif 436 437 #ifdef CONFIG_EVB64260 438 void evb64260_init(void); 439 void debug_led(int, int); 440 void display_mem_map(void); 441 void perform_soft_reset(void); 442 #endif 443 444 /* $(BOARD)/$(BOARD).c */ 445 int board_early_init_f (void); 446 int board_late_init (void); 447 int board_postclk_init (void); /* after clocks/timebase, before env/serial */ 448 int board_early_init_r (void); 449 void board_poweroff (void); 450 451 #if defined(CONFIG_SYS_DRAM_TEST) 452 int testdram(void); 453 #endif /* CONFIG_SYS_DRAM_TEST */ 454 455 /* $(CPU)/start.S */ 456 #if defined(CONFIG_5xx) || \ 457 defined(CONFIG_8xx) 458 uint get_immr (uint); 459 #endif 460 uint get_pir (void); 461 #if defined(CONFIG_MPC5xxx) 462 uint get_svr (void); 463 #endif 464 uint get_pvr (void); 465 uint get_svr (void); 466 uint rd_ic_cst (void); 467 void wr_ic_cst (uint); 468 void wr_ic_adr (uint); 469 uint rd_dc_cst (void); 470 void wr_dc_cst (uint); 471 void wr_dc_adr (uint); 472 int icache_status (void); 473 void icache_enable (void); 474 void icache_disable(void); 475 int dcache_status (void); 476 void dcache_enable (void); 477 void dcache_disable(void); 478 void mmu_disable(void); 479 void relocate_code (ulong, gd_t *, ulong) __attribute__ ((noreturn)); 480 ulong get_endaddr (void); 481 void trap_init (ulong); 482 #if defined (CONFIG_4xx) || \ 483 defined (CONFIG_MPC5xxx) || \ 484 defined (CONFIG_74xx_7xx) || \ 485 defined (CONFIG_74x) || \ 486 defined (CONFIG_75x) || \ 487 defined (CONFIG_74xx) || \ 488 defined (CONFIG_MPC8220) || \ 489 defined (CONFIG_MPC85xx) || \ 490 defined (CONFIG_MPC86xx) || \ 491 defined (CONFIG_MPC83xx) 492 unsigned char in8(unsigned int); 493 void out8(unsigned int, unsigned char); 494 unsigned short in16(unsigned int); 495 unsigned short in16r(unsigned int); 496 void out16(unsigned int, unsigned short value); 497 void out16r(unsigned int, unsigned short value); 498 unsigned long in32(unsigned int); 499 unsigned long in32r(unsigned int); 500 void out32(unsigned int, unsigned long value); 501 void out32r(unsigned int, unsigned long value); 502 void ppcDcbf(unsigned long value); 503 void ppcDcbi(unsigned long value); 504 void ppcSync(void); 505 void ppcDcbz(unsigned long value); 506 #endif 507 #if defined (CONFIG_MICROBLAZE) 508 unsigned short in16(unsigned int); 509 void out16(unsigned int, unsigned short value); 510 #endif 511 512 #if defined (CONFIG_MPC83xx) 513 void ppcDWload(unsigned int *addr, unsigned int *ret); 514 void ppcDWstore(unsigned int *addr, unsigned int *value); 515 void disable_addr_trans(void); 516 void enable_addr_trans(void); 517 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) 518 void ddr_enable_ecc(unsigned int dram_size); 519 #endif 520 #endif 521 522 /* $(CPU)/cpu.c */ 523 static inline int cpumask_next(int cpu, unsigned int mask) 524 { 525 for (cpu++; !((1 << cpu) & mask); cpu++) 526 ; 527 528 return cpu; 529 } 530 531 #define for_each_cpu(iter, cpu, num_cpus, mask) \ 532 for (iter = 0, cpu = cpumask_next(-1, mask); \ 533 iter < num_cpus; \ 534 iter++, cpu = cpumask_next(cpu, mask)) \ 535 536 int cpu_numcores (void); 537 u32 cpu_mask (void); 538 int is_core_valid (unsigned int); 539 int probecpu (void); 540 int checkcpu (void); 541 int checkicache (void); 542 int checkdcache (void); 543 void upmconfig (unsigned int, unsigned int *, unsigned int); 544 ulong get_tbclk (void); 545 void reset_cpu (ulong addr); 546 #if defined (CONFIG_OF_LIBFDT) && defined (CONFIG_OF_BOARD_SETUP) 547 void ft_cpu_setup(void *blob, bd_t *bd); 548 #ifdef CONFIG_PCI 549 void ft_pci_setup(void *blob, bd_t *bd); 550 #endif 551 #endif 552 553 554 /* $(CPU)/serial.c */ 555 int serial_init (void); 556 void serial_setbrg (void); 557 void serial_putc (const char); 558 void serial_putc_raw(const char); 559 void serial_puts (const char *); 560 int serial_getc (void); 561 int serial_tstc (void); 562 563 void _serial_setbrg (const int); 564 void _serial_putc (const char, const int); 565 void _serial_putc_raw(const char, const int); 566 void _serial_puts (const char *, const int); 567 int _serial_getc (const int); 568 int _serial_tstc (const int); 569 570 /* $(CPU)/speed.c */ 571 int get_clocks (void); 572 int get_clocks_866 (void); 573 int sdram_adjust_866 (void); 574 int adjust_sdram_tbs_8xx (void); 575 #if defined(CONFIG_8260) 576 int prt_8260_clks (void); 577 #elif defined(CONFIG_MPC5xxx) 578 int prt_mpc5xxx_clks (void); 579 #endif 580 #if defined(CONFIG_MPC512X) 581 int prt_mpc512xxx_clks (void); 582 #endif 583 #if defined(CONFIG_MPC8220) 584 int prt_mpc8220_clks (void); 585 #endif 586 #ifdef CONFIG_4xx 587 ulong get_OPB_freq (void); 588 ulong get_PCI_freq (void); 589 #endif 590 #if defined(CONFIG_S3C24X0) || \ 591 defined(CONFIG_LH7A40X) || \ 592 defined(CONFIG_S3C6400) || \ 593 defined(CONFIG_EP93XX) 594 ulong get_FCLK (void); 595 ulong get_HCLK (void); 596 ulong get_PCLK (void); 597 ulong get_UCLK (void); 598 #endif 599 #if defined(CONFIG_LH7A40X) 600 ulong get_PLLCLK (void); 601 #endif 602 #if defined CONFIG_INCA_IP 603 uint incaip_get_cpuclk (void); 604 #endif 605 #if defined(CONFIG_IMX) 606 ulong get_systemPLLCLK(void); 607 ulong get_FCLK(void); 608 ulong get_HCLK(void); 609 ulong get_BCLK(void); 610 ulong get_PERCLK1(void); 611 ulong get_PERCLK2(void); 612 ulong get_PERCLK3(void); 613 #endif 614 ulong get_bus_freq (ulong); 615 int get_serial_clock(void); 616 617 #if defined(CONFIG_MPC83xx) || defined(CONFIG_MPC85xx) 618 ulong get_ddr_freq(ulong); 619 #endif 620 #if defined(CONFIG_MPC85xx) 621 typedef MPC85xx_SYS_INFO sys_info_t; 622 void get_sys_info ( sys_info_t * ); 623 #endif 624 #if defined(CONFIG_MPC86xx) 625 typedef MPC86xx_SYS_INFO sys_info_t; 626 void get_sys_info ( sys_info_t * ); 627 static inline ulong get_ddr_freq(ulong dummy) 628 { 629 return get_bus_freq(dummy); 630 } 631 #endif 632 633 #if defined(CONFIG_4xx) || defined(CONFIG_IOP480) 634 # if defined(CONFIG_440) 635 # if defined(CONFIG_440SPE) 636 unsigned long determine_sysper(void); 637 unsigned long determine_pci_clock_per(void); 638 # endif 639 # endif 640 typedef PPC4xx_SYS_INFO sys_info_t; 641 int ppc440spe_revB(void); 642 void get_sys_info ( sys_info_t * ); 643 #endif 644 645 /* $(CPU)/cpu_init.c */ 646 #if defined(CONFIG_8xx) || defined(CONFIG_8260) 647 void cpu_init_f (volatile immap_t *immr); 648 #endif 649 #if defined(CONFIG_4xx) || defined(CONFIG_MPC85xx) || defined(CONFIG_MCF52x2) ||defined(CONFIG_MPC86xx) 650 void cpu_init_f (void); 651 #endif 652 653 int cpu_init_r (void); 654 #if defined(CONFIG_8260) 655 int prt_8260_rsr (void); 656 #elif defined(CONFIG_MPC83xx) 657 int prt_83xx_rsr (void); 658 #endif 659 660 /* $(CPU)/interrupts.c */ 661 int interrupt_init (void); 662 void timer_interrupt (struct pt_regs *); 663 void external_interrupt (struct pt_regs *); 664 void irq_install_handler(int, interrupt_handler_t *, void *); 665 void irq_free_handler (int); 666 void reset_timer (void); 667 ulong get_timer (ulong base); 668 void enable_interrupts (void); 669 int disable_interrupts (void); 670 671 /* $(CPU)/.../commproc.c */ 672 int dpram_init (void); 673 uint dpram_base(void); 674 uint dpram_base_align(uint align); 675 uint dpram_alloc(uint size); 676 uint dpram_alloc_align(uint size,uint align); 677 void bootcount_store (ulong); 678 ulong bootcount_load (void); 679 #define BOOTCOUNT_MAGIC 0xB001C041 680 681 /* $(CPU)/.../<eth> */ 682 void mii_init (void); 683 684 /* $(CPU)/.../lcd.c */ 685 ulong lcd_setmem (ulong); 686 687 /* $(CPU)/.../video.c */ 688 ulong video_setmem (ulong); 689 690 /* arch/$(ARCH)/lib/cache.c */ 691 void enable_caches(void); 692 void flush_cache (unsigned long, unsigned long); 693 void flush_dcache_all(void); 694 void flush_dcache_range(unsigned long start, unsigned long stop); 695 void invalidate_dcache_range(unsigned long start, unsigned long stop); 696 void invalidate_dcache_all(void); 697 void invalidate_icache_all(void); 698 699 /* arch/$(ARCH)/lib/ticks.S */ 700 unsigned long long get_ticks(void); 701 void wait_ticks (unsigned long); 702 703 /* arch/$(ARCH)/lib/time.c */ 704 void __udelay (unsigned long); 705 ulong usec2ticks (unsigned long usec); 706 ulong ticks2usec (unsigned long ticks); 707 int init_timebase (void); 708 709 /* lib/gunzip.c */ 710 int gunzip(void *, int, unsigned char *, unsigned long *); 711 int zunzip(void *dst, int dstlen, unsigned char *src, unsigned long *lenp, 712 int stoponerr, int offset); 713 714 /* lib/net_utils.c */ 715 #include <net.h> 716 static inline IPaddr_t getenv_IPaddr (char *var) 717 { 718 return (string_to_ip(getenv(var))); 719 } 720 721 /* lib/qsort.c */ 722 void qsort(void *base, size_t nmemb, size_t size, 723 int(*compar)(const void *, const void *)); 724 int strcmp_compar(const void *, const void *); 725 726 /* lib/time.c */ 727 void udelay (unsigned long); 728 void mdelay(unsigned long); 729 730 /* lib/uuid.c */ 731 void uuid_str_to_bin(const char *uuid, unsigned char *out); 732 int uuid_str_valid(const char *uuid); 733 734 /* lib/vsprintf.c */ 735 #include <vsprintf.h> 736 737 /* lib/strmhz.c */ 738 char * strmhz(char *buf, unsigned long hz); 739 740 /* lib/crc32.c */ 741 #include <u-boot/crc.h> 742 743 /* common/console.c */ 744 int console_init_f(void); /* Before relocation; uses the serial stuff */ 745 int console_init_r(void); /* After relocation; uses the console stuff */ 746 int console_assign(int file, const char *devname); /* Assign the console */ 747 int ctrlc (void); 748 int had_ctrlc (void); /* have we had a Control-C since last clear? */ 749 void clear_ctrlc (void); /* clear the Control-C condition */ 750 int disable_ctrlc (int); /* 1 to disable, 0 to enable Control-C detect */ 751 752 /* 753 * STDIO based functions (can always be used) 754 */ 755 /* serial stuff */ 756 int serial_printf (const char *fmt, ...) 757 __attribute__ ((format (__printf__, 1, 2))); 758 /* stdin */ 759 int getc(void); 760 int tstc(void); 761 762 /* stdout */ 763 void putc(const char c); 764 void puts(const char *s); 765 int printf(const char *fmt, ...) 766 __attribute__ ((format (__printf__, 1, 2))); 767 int vprintf(const char *fmt, va_list args); 768 769 /* stderr */ 770 #define eputc(c) fputc(stderr, c) 771 #define eputs(s) fputs(stderr, s) 772 #define eprintf(fmt,args...) fprintf(stderr,fmt ,##args) 773 774 /* 775 * FILE based functions (can only be used AFTER relocation!) 776 */ 777 #define stdin 0 778 #define stdout 1 779 #define stderr 2 780 #define MAX_FILES 3 781 782 int fprintf(int file, const char *fmt, ...) 783 __attribute__ ((format (__printf__, 2, 3))); 784 void fputs(int file, const char *s); 785 void fputc(int file, const char c); 786 int ftstc(int file); 787 int fgetc(int file); 788 789 /* 790 * CONSOLE multiplexing. 791 */ 792 #ifdef CONFIG_CONSOLE_MUX 793 #include <iomux.h> 794 #endif 795 796 int pcmcia_init (void); 797 798 #ifdef CONFIG_STATUS_LED 799 # include <status_led.h> 800 #endif 801 802 #include <bootstage.h> 803 804 /* Multicore arch functions */ 805 #ifdef CONFIG_MP 806 int cpu_status(int nr); 807 int cpu_reset(int nr); 808 int cpu_disable(int nr); 809 int cpu_release(int nr, int argc, char * const argv[]); 810 #endif 811 812 #endif /* __ASSEMBLY__ */ 813 814 #ifdef CONFIG_PPC 815 /* 816 * Has to be included outside of the #ifndef __ASSEMBLY__ section. 817 * Otherwise might lead to compilation errors in assembler files. 818 */ 819 #include <asm/cache.h> 820 #endif 821 822 /* Put only stuff here that the assembler can digest */ 823 824 #ifdef CONFIG_POST 825 #define CONFIG_HAS_POST 826 #ifndef CONFIG_POST_ALT_LIST 827 #define CONFIG_POST_STD_LIST 828 #endif 829 #endif 830 831 #ifdef CONFIG_INIT_CRITICAL 832 #error CONFIG_INIT_CRITICAL is deprecated! 833 #error Read section CONFIG_SKIP_LOWLEVEL_INIT in README. 834 #endif 835 836 #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) 837 838 #define ROUND(a,b) (((a) + (b) - 1) & ~((b) - 1)) 839 #define DIV_ROUND(n,d) (((n) + ((d)/2)) / (d)) 840 #define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d)) 841 #define roundup(x, y) ((((x) + ((y) - 1)) / (y)) * (y)) 842 843 #define ALIGN(x,a) __ALIGN_MASK((x),(typeof(x))(a)-1) 844 #define __ALIGN_MASK(x,mask) (((x)+(mask))&~(mask)) 845 846 /* 847 * ARCH_DMA_MINALIGN is defined in asm/cache.h for each architecture. It 848 * is used to align DMA buffers. 849 */ 850 #ifndef __ASSEMBLY__ 851 #include <asm/cache.h> 852 #endif 853 854 /* 855 * The ALLOC_CACHE_ALIGN_BUFFER macro is used to allocate a buffer on the 856 * stack that meets the minimum architecture alignment requirements for DMA. 857 * Such a buffer is useful for DMA operations where flushing and invalidating 858 * the cache before and after a read and/or write operation is required for 859 * correct operations. 860 * 861 * When called the macro creates an array on the stack that is sized such 862 * that: 863 * 864 * 1) The beginning of the array can be advanced enough to be aligned. 865 * 866 * 2) The size of the aligned portion of the array is a multiple of the minimum 867 * architecture alignment required for DMA. 868 * 869 * 3) The aligned portion contains enough space for the original number of 870 * elements requested. 871 * 872 * The macro then creates a pointer to the aligned portion of this array and 873 * assigns to the pointer the address of the first element in the aligned 874 * portion of the array. 875 * 876 * Calling the macro as: 877 * 878 * ALLOC_CACHE_ALIGN_BUFFER(uint32_t, buffer, 1024); 879 * 880 * Will result in something similar to saying: 881 * 882 * uint32_t buffer[1024]; 883 * 884 * The following differences exist: 885 * 886 * 1) The resulting buffer is guaranteed to be aligned to the value of 887 * ARCH_DMA_MINALIGN. 888 * 889 * 2) The buffer variable created by the macro is a pointer to the specified 890 * type, and NOT an array of the specified type. This can be very important 891 * if you want the address of the buffer, which you probably do, to pass it 892 * to the DMA hardware. The value of &buffer is different in the two cases. 893 * In the macro case it will be the address of the pointer, not the address 894 * of the space reserved for the buffer. However, in the second case it 895 * would be the address of the buffer. So if you are replacing hard coded 896 * stack buffers with this macro you need to make sure you remove the & from 897 * the locations where you are taking the address of the buffer. 898 * 899 * Note that the size parameter is the number of array elements to allocate, 900 * not the number of bytes. 901 * 902 * This macro can not be used outside of function scope, or for the creation 903 * of a function scoped static buffer. It can not be used to create a cache 904 * line aligned global buffer. 905 */ 906 #define ALLOC_CACHE_ALIGN_BUFFER(type, name, size) \ 907 char __##name[ROUND(size * sizeof(type), ARCH_DMA_MINALIGN) + \ 908 ARCH_DMA_MINALIGN - 1]; \ 909 \ 910 type *name = (type *) ALIGN((uintptr_t)__##name, ARCH_DMA_MINALIGN) 911 912 /* Pull in stuff for the build system */ 913 #ifdef DO_DEPS_ONLY 914 # include <environment.h> 915 #endif 916 917 #endif /* __COMMON_H_ */ 918