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(fmt,args...) printf (fmt ,##args) 121 #define debugX(level,fmt,args...) if (DEBUG>=level) printf(fmt,##args); 122 #else 123 #define debug(fmt,args...) 124 #define debugX(level,fmt,args...) 125 #endif /* DEBUG */ 126 127 #ifdef DEBUG 128 # define _DEBUG 1 129 #else 130 # define _DEBUG 0 131 #endif 132 133 /* 134 * An assertion is run-time check done in debug mode only. If DEBUG is not 135 * defined then it is skipped. If DEBUG is defined and the assertion fails, 136 * then it calls panic*( which may or may not reset/halt U-Boot (see 137 * CONFIG_PANIC_HANG), It is hoped that all failing assertions are found 138 * before release, and after release it is hoped that they don't matter. But 139 * in any case these failing assertions cannot be fixed with a reset (which 140 * may just do the same assertion again). 141 */ 142 void __assert_fail(const char *assertion, const char *file, unsigned line, 143 const char *function); 144 #define assert(x) \ 145 ({ if (!(x) && _DEBUG) \ 146 __assert_fail(#x, __FILE__, __LINE__, __func__); }) 147 148 #define error(fmt, args...) do { \ 149 printf("ERROR: " fmt "\nat %s:%d/%s()\n", \ 150 ##args, __FILE__, __LINE__, __func__); \ 151 } while (0) 152 153 #ifndef BUG 154 #define BUG() do { \ 155 printf("BUG: failure at %s:%d/%s()!\n", __FILE__, __LINE__, __FUNCTION__); \ 156 panic("BUG!"); \ 157 } while (0) 158 #define BUG_ON(condition) do { if (unlikely((condition)!=0)) BUG(); } while(0) 159 #endif /* BUG */ 160 161 /* Force a compilation error if condition is true */ 162 #define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2*!!(condition)])) 163 164 typedef void (interrupt_handler_t)(void *); 165 166 #include <asm/u-boot.h> /* boot information for Linux kernel */ 167 #include <asm/global_data.h> /* global data used for startup functions */ 168 169 /* 170 * enable common handling for all TQM8xxL/M boards: 171 * - CONFIG_TQM8xxM will be defined for all TQM8xxM boards 172 * - CONFIG_TQM8xxL will be defined for all TQM8xxL _and_ TQM8xxM boards 173 * and for the TQM885D board 174 */ 175 #if defined(CONFIG_TQM823M) || defined(CONFIG_TQM850M) || \ 176 defined(CONFIG_TQM855M) || defined(CONFIG_TQM860M) || \ 177 defined(CONFIG_TQM862M) || defined(CONFIG_TQM866M) 178 # ifndef CONFIG_TQM8xxM 179 # define CONFIG_TQM8xxM 180 # endif 181 #endif 182 #if defined(CONFIG_TQM823L) || defined(CONFIG_TQM850L) || \ 183 defined(CONFIG_TQM855L) || defined(CONFIG_TQM860L) || \ 184 defined(CONFIG_TQM862L) || defined(CONFIG_TQM8xxM) || \ 185 defined(CONFIG_TQM885D) 186 # ifndef CONFIG_TQM8xxL 187 # define CONFIG_TQM8xxL 188 # endif 189 #endif 190 191 #ifndef CONFIG_SERIAL_MULTI 192 193 #if defined(CONFIG_8xx_CONS_SMC1) || defined(CONFIG_8xx_CONS_SMC2) \ 194 || defined(CONFIG_8xx_CONS_SCC1) || defined(CONFIG_8xx_CONS_SCC2) \ 195 || defined(CONFIG_8xx_CONS_SCC3) || defined(CONFIG_8xx_CONS_SCC4) 196 197 #define CONFIG_SERIAL_MULTI 1 198 199 #endif 200 201 #endif /* CONFIG_SERIAL_MULTI */ 202 203 /* 204 * General Purpose Utilities 205 */ 206 #define min(X, Y) \ 207 ({ typeof (X) __x = (X); \ 208 typeof (Y) __y = (Y); \ 209 (__x < __y) ? __x : __y; }) 210 211 #define max(X, Y) \ 212 ({ typeof (X) __x = (X); \ 213 typeof (Y) __y = (Y); \ 214 (__x > __y) ? __x : __y; }) 215 216 #define MIN(x, y) min(x, y) 217 #define MAX(x, y) max(x, y) 218 219 #if defined(CONFIG_ENV_IS_EMBEDDED) 220 #define TOTAL_MALLOC_LEN CONFIG_SYS_MALLOC_LEN 221 #elif ( ((CONFIG_ENV_ADDR+CONFIG_ENV_SIZE) < CONFIG_SYS_MONITOR_BASE) || \ 222 (CONFIG_ENV_ADDR >= (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)) ) || \ 223 defined(CONFIG_ENV_IS_IN_NVRAM) 224 #define TOTAL_MALLOC_LEN (CONFIG_SYS_MALLOC_LEN + CONFIG_ENV_SIZE) 225 #else 226 #define TOTAL_MALLOC_LEN CONFIG_SYS_MALLOC_LEN 227 #endif 228 229 /** 230 * container_of - cast a member of a structure out to the containing structure 231 * @ptr: the pointer to the member. 232 * @type: the type of the container struct this is embedded in. 233 * @member: the name of the member within the struct. 234 * 235 */ 236 #define container_of(ptr, type, member) ({ \ 237 const typeof( ((type *)0)->member ) *__mptr = (ptr); \ 238 (type *)( (char *)__mptr - offsetof(type,member) );}) 239 240 /* 241 * Function Prototypes 242 */ 243 244 void hang (void) __attribute__ ((noreturn)); 245 246 int timer_init(void); 247 int cpu_init(void); 248 249 /* */ 250 phys_size_t initdram (int); 251 int display_options (void); 252 void print_size(unsigned long long, const char *); 253 int print_buffer (ulong addr, void* data, uint width, uint count, uint linelen); 254 255 /* common/main.c */ 256 void main_loop (void); 257 int run_command (const char *cmd, int flag); 258 #ifdef CONFIG_CMD_PXE 259 int run_command2(const char *cmd, int flag); 260 #endif 261 int readline (const char *const prompt); 262 int readline_into_buffer (const char *const prompt, char * buffer); 263 int parse_line (char *, char *[]); 264 void init_cmd_timeout(void); 265 void reset_cmd_timeout(void); 266 #ifdef CONFIG_MENU 267 int abortboot(int bootdelay); 268 #endif 269 270 /* arch/$(ARCH)/lib/board.c */ 271 void board_init_f (ulong) __attribute__ ((noreturn)); 272 void board_init_r (gd_t *, ulong) __attribute__ ((noreturn)); 273 int checkboard (void); 274 int checkflash (void); 275 int checkdram (void); 276 int last_stage_init(void); 277 extern ulong monitor_flash_len; 278 int mac_read_from_eeprom(void); 279 280 /* common/flash.c */ 281 void flash_perror (int); 282 283 /* common/cmd_source.c */ 284 int source (ulong addr, const char *fit_uname); 285 286 extern ulong load_addr; /* Default Load Address */ 287 extern ulong save_addr; /* Default Save Address */ 288 extern ulong save_size; /* Default Save Size */ 289 290 /* common/cmd_doc.c */ 291 void doc_probe(unsigned long physadr); 292 293 /* common/cmd_net.c */ 294 int do_tftpb(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]); 295 296 /* common/cmd_nvedit.c */ 297 int env_init (void); 298 void env_relocate (void); 299 int envmatch (uchar *, int); 300 char *getenv (const char *); 301 int getenv_f (const char *name, char *buf, unsigned len); 302 ulong getenv_ulong(const char *name, int base, ulong default_val); 303 int saveenv (void); 304 #ifdef CONFIG_PPC /* ARM version to be fixed! */ 305 int inline setenv (const char *, const char *); 306 #else 307 int setenv (const char *, const char *); 308 int setenv_ulong(const char *varname, ulong value); 309 int setenv_addr(const char *varname, const void *addr); 310 #endif /* CONFIG_PPC */ 311 #ifdef CONFIG_ARM 312 # include <asm/mach-types.h> 313 # include <asm/setup.h> 314 # include <asm/u-boot-arm.h> /* ARM version to be fixed! */ 315 #endif /* CONFIG_ARM */ 316 #ifdef CONFIG_X86 /* x86 version to be fixed! */ 317 # include <asm/u-boot-x86.h> 318 #endif /* CONFIG_X86 */ 319 #ifdef CONFIG_SANDBOX 320 # include <asm/u-boot-sandbox.h> /* TODO(sjg) what needs to be fixed? */ 321 #endif 322 #ifdef CONFIG_NDS32 323 # include <asm/mach-types.h> 324 # include <asm/u-boot-nds32.h> 325 #endif /* CONFIG_NDS32 */ 326 327 #ifdef CONFIG_AUTO_COMPLETE 328 int env_complete(char *var, int maxv, char *cmdv[], int maxsz, char *buf); 329 #endif 330 int get_env_id (void); 331 332 void pci_init (void); 333 void pci_init_board(void); 334 void pciinfo (int, int); 335 336 #if defined(CONFIG_PCI) && (defined(CONFIG_4xx) && !defined(CONFIG_AP1000)) 337 int pci_pre_init (struct pci_controller *); 338 int is_pci_host (struct pci_controller *); 339 #endif 340 341 #if defined(CONFIG_PCI) && (defined(CONFIG_440) || defined(CONFIG_405EX)) 342 # if defined(CONFIG_SYS_PCI_TARGET_INIT) 343 void pci_target_init (struct pci_controller *); 344 # endif 345 # if defined(CONFIG_SYS_PCI_MASTER_INIT) 346 void pci_master_init (struct pci_controller *); 347 # endif 348 #if defined(CONFIG_440SPE) || \ 349 defined(CONFIG_460EX) || defined(CONFIG_460GT) || \ 350 defined(CONFIG_405EX) 351 void pcie_setup_hoses(int busno); 352 #endif 353 #endif 354 355 int misc_init_f (void); 356 int misc_init_r (void); 357 358 /* common/exports.c */ 359 void jumptable_init(void); 360 361 /* common/kallsysm.c */ 362 const char *symbol_lookup(unsigned long addr, unsigned long *caddr); 363 364 /* api/api.c */ 365 void api_init (void); 366 367 /* common/memsize.c */ 368 long get_ram_size (long *, long); 369 370 /* $(BOARD)/$(BOARD).c */ 371 void reset_phy (void); 372 void fdc_hw_init (void); 373 374 /* $(BOARD)/eeprom.c */ 375 void eeprom_init (void); 376 #ifndef CONFIG_SPI 377 int eeprom_probe (unsigned dev_addr, unsigned offset); 378 #endif 379 int eeprom_read (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt); 380 int eeprom_write (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt); 381 #ifdef CONFIG_LWMON 382 extern uchar pic_read (uchar reg); 383 extern void pic_write (uchar reg, uchar val); 384 #endif 385 386 /* 387 * Set this up regardless of board 388 * type, to prevent errors. 389 */ 390 #if defined(CONFIG_SPI) || !defined(CONFIG_SYS_I2C_EEPROM_ADDR) 391 # define CONFIG_SYS_DEF_EEPROM_ADDR 0 392 #else 393 #if !defined(CONFIG_ENV_EEPROM_IS_ON_I2C) 394 # define CONFIG_SYS_DEF_EEPROM_ADDR CONFIG_SYS_I2C_EEPROM_ADDR 395 #endif 396 #endif /* CONFIG_SPI || !defined(CONFIG_SYS_I2C_EEPROM_ADDR) */ 397 398 #if defined(CONFIG_SPI) 399 extern void spi_init_f (void); 400 extern void spi_init_r (void); 401 extern ssize_t spi_read (uchar *, int, uchar *, int); 402 extern ssize_t spi_write (uchar *, int, uchar *, int); 403 #endif 404 405 #ifdef CONFIG_RPXCLASSIC 406 void rpxclassic_init (void); 407 #endif 408 409 void rpxlite_init (void); 410 411 #ifdef CONFIG_MBX 412 /* $(BOARD)/mbx8xx.c */ 413 void mbx_init (void); 414 void board_serial_init (void); 415 void board_ether_init (void); 416 #endif 417 418 #ifdef CONFIG_HERMES 419 /* $(BOARD)/hermes.c */ 420 void hermes_start_lxt980 (int speed); 421 #endif 422 423 #ifdef CONFIG_EVB64260 424 void evb64260_init(void); 425 void debug_led(int, int); 426 void display_mem_map(void); 427 void perform_soft_reset(void); 428 #endif 429 430 /* $(BOARD)/$(BOARD).c */ 431 int board_early_init_f (void); 432 int board_late_init (void); 433 int board_postclk_init (void); /* after clocks/timebase, before env/serial */ 434 int board_early_init_r (void); 435 void board_poweroff (void); 436 437 #if defined(CONFIG_SYS_DRAM_TEST) 438 int testdram(void); 439 #endif /* CONFIG_SYS_DRAM_TEST */ 440 441 /* $(CPU)/start.S */ 442 #if defined(CONFIG_5xx) || \ 443 defined(CONFIG_8xx) 444 uint get_immr (uint); 445 #endif 446 uint get_pir (void); 447 #if defined(CONFIG_MPC5xxx) 448 uint get_svr (void); 449 #endif 450 uint get_pvr (void); 451 uint get_svr (void); 452 uint rd_ic_cst (void); 453 void wr_ic_cst (uint); 454 void wr_ic_adr (uint); 455 uint rd_dc_cst (void); 456 void wr_dc_cst (uint); 457 void wr_dc_adr (uint); 458 int icache_status (void); 459 void icache_enable (void); 460 void icache_disable(void); 461 int dcache_status (void); 462 void dcache_enable (void); 463 void dcache_disable(void); 464 void mmu_disable(void); 465 void relocate_code (ulong, gd_t *, ulong) __attribute__ ((noreturn)); 466 ulong get_endaddr (void); 467 void trap_init (ulong); 468 #if defined (CONFIG_4xx) || \ 469 defined (CONFIG_MPC5xxx) || \ 470 defined (CONFIG_74xx_7xx) || \ 471 defined (CONFIG_74x) || \ 472 defined (CONFIG_75x) || \ 473 defined (CONFIG_74xx) || \ 474 defined (CONFIG_MPC8220) || \ 475 defined (CONFIG_MPC85xx) || \ 476 defined (CONFIG_MPC86xx) || \ 477 defined (CONFIG_MPC83xx) 478 unsigned char in8(unsigned int); 479 void out8(unsigned int, unsigned char); 480 unsigned short in16(unsigned int); 481 unsigned short in16r(unsigned int); 482 void out16(unsigned int, unsigned short value); 483 void out16r(unsigned int, unsigned short value); 484 unsigned long in32(unsigned int); 485 unsigned long in32r(unsigned int); 486 void out32(unsigned int, unsigned long value); 487 void out32r(unsigned int, unsigned long value); 488 void ppcDcbf(unsigned long value); 489 void ppcDcbi(unsigned long value); 490 void ppcSync(void); 491 void ppcDcbz(unsigned long value); 492 #endif 493 #if defined (CONFIG_MICROBLAZE) 494 unsigned short in16(unsigned int); 495 void out16(unsigned int, unsigned short value); 496 #endif 497 498 #if defined (CONFIG_MPC83xx) 499 void ppcDWload(unsigned int *addr, unsigned int *ret); 500 void ppcDWstore(unsigned int *addr, unsigned int *value); 501 void disable_addr_trans(void); 502 void enable_addr_trans(void); 503 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) 504 void ddr_enable_ecc(unsigned int dram_size); 505 #endif 506 #endif 507 508 /* $(CPU)/cpu.c */ 509 static inline int cpumask_next(int cpu, unsigned int mask) 510 { 511 for (cpu++; !((1 << cpu) & mask); cpu++) 512 ; 513 514 return cpu; 515 } 516 517 #define for_each_cpu(iter, cpu, num_cpus, mask) \ 518 for (iter = 0, cpu = cpumask_next(-1, mask); \ 519 iter < num_cpus; \ 520 iter++, cpu = cpumask_next(cpu, mask)) \ 521 522 int cpu_numcores (void); 523 u32 cpu_mask (void); 524 int is_core_valid (unsigned int); 525 int probecpu (void); 526 int checkcpu (void); 527 int checkicache (void); 528 int checkdcache (void); 529 void upmconfig (unsigned int, unsigned int *, unsigned int); 530 ulong get_tbclk (void); 531 void reset_cpu (ulong addr); 532 #if defined (CONFIG_OF_LIBFDT) && defined (CONFIG_OF_BOARD_SETUP) 533 void ft_cpu_setup(void *blob, bd_t *bd); 534 #ifdef CONFIG_PCI 535 void ft_pci_setup(void *blob, bd_t *bd); 536 #endif 537 #endif 538 539 540 /* $(CPU)/serial.c */ 541 int serial_init (void); 542 void serial_setbrg (void); 543 void serial_putc (const char); 544 void serial_putc_raw(const char); 545 void serial_puts (const char *); 546 int serial_getc (void); 547 int serial_tstc (void); 548 549 void _serial_setbrg (const int); 550 void _serial_putc (const char, const int); 551 void _serial_putc_raw(const char, const int); 552 void _serial_puts (const char *, const int); 553 int _serial_getc (const int); 554 int _serial_tstc (const int); 555 556 /* $(CPU)/speed.c */ 557 int get_clocks (void); 558 int get_clocks_866 (void); 559 int sdram_adjust_866 (void); 560 int adjust_sdram_tbs_8xx (void); 561 #if defined(CONFIG_8260) 562 int prt_8260_clks (void); 563 #elif defined(CONFIG_MPC5xxx) 564 int prt_mpc5xxx_clks (void); 565 #endif 566 #if defined(CONFIG_MPC512X) 567 int prt_mpc512xxx_clks (void); 568 #endif 569 #if defined(CONFIG_MPC8220) 570 int prt_mpc8220_clks (void); 571 #endif 572 #ifdef CONFIG_4xx 573 ulong get_OPB_freq (void); 574 ulong get_PCI_freq (void); 575 #endif 576 #if defined(CONFIG_S3C24X0) || \ 577 defined(CONFIG_LH7A40X) || \ 578 defined(CONFIG_S3C6400) || \ 579 defined(CONFIG_EP93XX) 580 ulong get_FCLK (void); 581 ulong get_HCLK (void); 582 ulong get_PCLK (void); 583 ulong get_UCLK (void); 584 #endif 585 #if defined(CONFIG_LH7A40X) 586 ulong get_PLLCLK (void); 587 #endif 588 #if defined CONFIG_INCA_IP 589 uint incaip_get_cpuclk (void); 590 #endif 591 #if defined(CONFIG_IMX) 592 ulong get_systemPLLCLK(void); 593 ulong get_FCLK(void); 594 ulong get_HCLK(void); 595 ulong get_BCLK(void); 596 ulong get_PERCLK1(void); 597 ulong get_PERCLK2(void); 598 ulong get_PERCLK3(void); 599 #endif 600 ulong get_bus_freq (ulong); 601 int get_serial_clock(void); 602 603 #if defined(CONFIG_MPC83xx) || defined(CONFIG_MPC85xx) 604 ulong get_ddr_freq(ulong); 605 #endif 606 #if defined(CONFIG_MPC85xx) 607 typedef MPC85xx_SYS_INFO sys_info_t; 608 void get_sys_info ( sys_info_t * ); 609 #endif 610 #if defined(CONFIG_MPC86xx) 611 typedef MPC86xx_SYS_INFO sys_info_t; 612 void get_sys_info ( sys_info_t * ); 613 static inline ulong get_ddr_freq(ulong dummy) 614 { 615 return get_bus_freq(dummy); 616 } 617 #endif 618 619 #if defined(CONFIG_4xx) || defined(CONFIG_IOP480) 620 # if defined(CONFIG_440) 621 # if defined(CONFIG_440SPE) 622 unsigned long determine_sysper(void); 623 unsigned long determine_pci_clock_per(void); 624 # endif 625 # endif 626 typedef PPC4xx_SYS_INFO sys_info_t; 627 int ppc440spe_revB(void); 628 void get_sys_info ( sys_info_t * ); 629 #endif 630 631 /* $(CPU)/cpu_init.c */ 632 #if defined(CONFIG_8xx) || defined(CONFIG_8260) 633 void cpu_init_f (volatile immap_t *immr); 634 #endif 635 #if defined(CONFIG_4xx) || defined(CONFIG_MPC85xx) || defined(CONFIG_MCF52x2) ||defined(CONFIG_MPC86xx) 636 void cpu_init_f (void); 637 #endif 638 639 int cpu_init_r (void); 640 #if defined(CONFIG_8260) 641 int prt_8260_rsr (void); 642 #elif defined(CONFIG_MPC83xx) 643 int prt_83xx_rsr (void); 644 #endif 645 646 /* $(CPU)/interrupts.c */ 647 int interrupt_init (void); 648 void timer_interrupt (struct pt_regs *); 649 void external_interrupt (struct pt_regs *); 650 void irq_install_handler(int, interrupt_handler_t *, void *); 651 void irq_free_handler (int); 652 void reset_timer (void); 653 ulong get_timer (ulong base); 654 void enable_interrupts (void); 655 int disable_interrupts (void); 656 657 /* $(CPU)/.../commproc.c */ 658 int dpram_init (void); 659 uint dpram_base(void); 660 uint dpram_base_align(uint align); 661 uint dpram_alloc(uint size); 662 uint dpram_alloc_align(uint size,uint align); 663 void bootcount_store (ulong); 664 ulong bootcount_load (void); 665 #define BOOTCOUNT_MAGIC 0xB001C041 666 667 /* $(CPU)/.../<eth> */ 668 void mii_init (void); 669 670 /* $(CPU)/.../lcd.c */ 671 ulong lcd_setmem (ulong); 672 673 /* $(CPU)/.../video.c */ 674 ulong video_setmem (ulong); 675 676 /* arch/$(ARCH)/lib/cache.c */ 677 void enable_caches(void); 678 void flush_cache (unsigned long, unsigned long); 679 void flush_dcache_all(void); 680 void flush_dcache_range(unsigned long start, unsigned long stop); 681 void invalidate_dcache_range(unsigned long start, unsigned long stop); 682 void invalidate_dcache_all(void); 683 void invalidate_icache_all(void); 684 685 /* arch/$(ARCH)/lib/ticks.S */ 686 unsigned long long get_ticks(void); 687 void wait_ticks (unsigned long); 688 689 /* arch/$(ARCH)/lib/time.c */ 690 void __udelay (unsigned long); 691 ulong usec2ticks (unsigned long usec); 692 ulong ticks2usec (unsigned long ticks); 693 int init_timebase (void); 694 695 /* lib/gunzip.c */ 696 int gunzip(void *, int, unsigned char *, unsigned long *); 697 int zunzip(void *dst, int dstlen, unsigned char *src, unsigned long *lenp, 698 int stoponerr, int offset); 699 700 /* lib/net_utils.c */ 701 #include <net.h> 702 static inline IPaddr_t getenv_IPaddr (char *var) 703 { 704 return (string_to_ip(getenv(var))); 705 } 706 707 /* lib/qsort.c */ 708 void qsort(void *base, size_t nmemb, size_t size, 709 int(*compar)(const void *, const void *)); 710 int strcmp_compar(const void *, const void *); 711 712 /* lib/time.c */ 713 void udelay (unsigned long); 714 void mdelay(unsigned long); 715 716 /* lib/uuid.c */ 717 void uuid_str_to_bin(const char *uuid, unsigned char *out); 718 int uuid_str_valid(const char *uuid); 719 720 /* lib/vsprintf.c */ 721 ulong simple_strtoul(const char *cp,char **endp,unsigned int base); 722 int strict_strtoul(const char *cp, unsigned int base, unsigned long *res); 723 unsigned long long simple_strtoull(const char *cp,char **endp,unsigned int base); 724 long simple_strtol(const char *cp,char **endp,unsigned int base); 725 void panic(const char *fmt, ...) 726 __attribute__ ((format (__printf__, 1, 2), noreturn)); 727 int sprintf(char * buf, const char *fmt, ...) 728 __attribute__ ((format (__printf__, 2, 3))); 729 int vsprintf(char *buf, const char *fmt, va_list args); 730 char *simple_itoa(ulong i); 731 732 /* lib/strmhz.c */ 733 char * strmhz(char *buf, unsigned long hz); 734 735 /* lib/crc32.c */ 736 #include <u-boot/crc.h> 737 738 /* common/console.c */ 739 int console_init_f(void); /* Before relocation; uses the serial stuff */ 740 int console_init_r(void); /* After relocation; uses the console stuff */ 741 int console_assign(int file, const char *devname); /* Assign the console */ 742 int ctrlc (void); 743 int had_ctrlc (void); /* have we had a Control-C since last clear? */ 744 void clear_ctrlc (void); /* clear the Control-C condition */ 745 int disable_ctrlc (int); /* 1 to disable, 0 to enable Control-C detect */ 746 747 /* 748 * STDIO based functions (can always be used) 749 */ 750 /* serial stuff */ 751 int serial_printf (const char *fmt, ...) 752 __attribute__ ((format (__printf__, 1, 2))); 753 /* stdin */ 754 int getc(void); 755 int tstc(void); 756 757 /* stdout */ 758 void putc(const char c); 759 void puts(const char *s); 760 int printf(const char *fmt, ...) 761 __attribute__ ((format (__printf__, 1, 2))); 762 int vprintf(const char *fmt, va_list args); 763 764 /* stderr */ 765 #define eputc(c) fputc(stderr, c) 766 #define eputs(s) fputs(stderr, s) 767 #define eprintf(fmt,args...) fprintf(stderr,fmt ,##args) 768 769 /* 770 * FILE based functions (can only be used AFTER relocation!) 771 */ 772 #define stdin 0 773 #define stdout 1 774 #define stderr 2 775 #define MAX_FILES 3 776 777 int fprintf(int file, const char *fmt, ...) 778 __attribute__ ((format (__printf__, 2, 3))); 779 void fputs(int file, const char *s); 780 void fputc(int file, const char c); 781 int ftstc(int file); 782 int fgetc(int file); 783 784 /* 785 * CONSOLE multiplexing. 786 */ 787 #ifdef CONFIG_CONSOLE_MUX 788 #include <iomux.h> 789 #endif 790 791 int pcmcia_init (void); 792 793 #ifdef CONFIG_STATUS_LED 794 # include <status_led.h> 795 #endif 796 /* 797 * Board-specific Platform code can reimplement show_boot_progress () if needed 798 */ 799 void show_boot_progress(int val); 800 801 /* Multicore arch functions */ 802 #ifdef CONFIG_MP 803 int cpu_status(int nr); 804 int cpu_reset(int nr); 805 int cpu_disable(int nr); 806 int cpu_release(int nr, int argc, char * const argv[]); 807 #endif 808 809 #endif /* __ASSEMBLY__ */ 810 811 #ifdef CONFIG_PPC 812 /* 813 * Has to be included outside of the #ifndef __ASSEMBLY__ section. 814 * Otherwise might lead to compilation errors in assembler files. 815 */ 816 #include <asm/cache.h> 817 #endif 818 819 /* Put only stuff here that the assembler can digest */ 820 821 #ifdef CONFIG_POST 822 #define CONFIG_HAS_POST 823 #ifndef CONFIG_POST_ALT_LIST 824 #define CONFIG_POST_STD_LIST 825 #endif 826 #endif 827 828 #ifdef CONFIG_INIT_CRITICAL 829 #error CONFIG_INIT_CRITICAL is deprecated! 830 #error Read section CONFIG_SKIP_LOWLEVEL_INIT in README. 831 #endif 832 833 #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) 834 835 #define ROUND(a,b) (((a) + (b) - 1) & ~((b) - 1)) 836 #define DIV_ROUND(n,d) (((n) + ((d)/2)) / (d)) 837 #define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d)) 838 #define roundup(x, y) ((((x) + ((y) - 1)) / (y)) * (y)) 839 840 #define ALIGN(x,a) __ALIGN_MASK((x),(typeof(x))(a)-1) 841 #define __ALIGN_MASK(x,mask) (((x)+(mask))&~(mask)) 842 843 /* 844 * ARCH_DMA_MINALIGN is defined in asm/cache.h for each architecture. It 845 * is used to align DMA buffers. 846 */ 847 #ifndef __ASSEMBLY__ 848 #include <asm/cache.h> 849 #endif 850 851 /* 852 * The ALLOC_CACHE_ALIGN_BUFFER macro is used to allocate a buffer on the 853 * stack that meets the minimum architecture alignment requirements for DMA. 854 * Such a buffer is useful for DMA operations where flushing and invalidating 855 * the cache before and after a read and/or write operation is required for 856 * correct operations. 857 * 858 * When called the macro creates an array on the stack that is sized such 859 * that: 860 * 861 * 1) The beginning of the array can be advanced enough to be aligned. 862 * 863 * 2) The size of the aligned portion of the array is a multiple of the minimum 864 * architecture alignment required for DMA. 865 * 866 * 3) The aligned portion contains enough space for the original number of 867 * elements requested. 868 * 869 * The macro then creates a pointer to the aligned portion of this array and 870 * assigns to the pointer the address of the first element in the aligned 871 * portion of the array. 872 * 873 * Calling the macro as: 874 * 875 * ALLOC_CACHE_ALIGN_BUFFER(uint32_t, buffer, 1024); 876 * 877 * Will result in something similar to saying: 878 * 879 * uint32_t buffer[1024]; 880 * 881 * The following differences exist: 882 * 883 * 1) The resulting buffer is guaranteed to be aligned to the value of 884 * ARCH_DMA_MINALIGN. 885 * 886 * 2) The buffer variable created by the macro is a pointer to the specified 887 * type, and NOT an array of the specified type. This can be very important 888 * if you want the address of the buffer, which you probably do, to pass it 889 * to the DMA hardware. The value of &buffer is different in the two cases. 890 * In the macro case it will be the address of the pointer, not the address 891 * of the space reserved for the buffer. However, in the second case it 892 * would be the address of the buffer. So if you are replacing hard coded 893 * stack buffers with this macro you need to make sure you remove the & from 894 * the locations where you are taking the address of the buffer. 895 * 896 * Note that the size parameter is the number of array elements to allocate, 897 * not the number of bytes. 898 * 899 * This macro can not be used outside of function scope, or for the creation 900 * of a function scoped static buffer. It can not be used to create a cache 901 * line aligned global buffer. 902 */ 903 #define ALLOC_CACHE_ALIGN_BUFFER(type, name, size) \ 904 char __##name[ROUND(size * sizeof(type), ARCH_DMA_MINALIGN) + \ 905 ARCH_DMA_MINALIGN - 1]; \ 906 \ 907 type *name = (type *) ALIGN((uintptr_t)__##name, ARCH_DMA_MINALIGN) 908 909 /* Pull in stuff for the build system */ 910 #ifdef DO_DEPS_ONLY 911 # include <environment.h> 912 #endif 913 914 #endif /* __COMMON_H_ */ 915