1 /* 2 * (C) Copyright 2000-2009 3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. 4 * 5 * SPDX-License-Identifier: GPL-2.0+ 6 */ 7 8 #ifndef __COMMON_H_ 9 #define __COMMON_H_ 1 10 11 #ifndef __ASSEMBLY__ /* put C only stuff in this section */ 12 13 typedef unsigned char uchar; 14 typedef volatile unsigned long vu_long; 15 typedef volatile unsigned short vu_short; 16 typedef volatile unsigned char vu_char; 17 18 #include <config.h> 19 #include <errno.h> 20 #include <asm-offsets.h> 21 #include <linux/bitops.h> 22 #include <linux/types.h> 23 #include <linux/string.h> 24 #include <linux/stringify.h> 25 #include <asm/ptrace.h> 26 #include <stdarg.h> 27 #include <linux/kernel.h> 28 #if defined(CONFIG_PCI) && defined(CONFIG_4xx) 29 #include <pci.h> 30 #endif 31 #if defined(CONFIG_8xx) 32 #include <asm/8xx_immap.h> 33 #if defined(CONFIG_MPC859) || defined(CONFIG_MPC859T) || \ 34 defined(CONFIG_MPC866) || \ 35 defined(CONFIG_MPC866P) 36 # define CONFIG_MPC866_FAMILY 1 37 #elif defined(CONFIG_MPC885) 38 # define CONFIG_MPC885_FAMILY 1 39 #endif 40 #if defined(CONFIG_MPC860) \ 41 || defined(CONFIG_MPC860T) \ 42 || defined(CONFIG_MPC866_FAMILY) \ 43 || defined(CONFIG_MPC885_FAMILY) 44 # define CONFIG_MPC86x 1 45 #endif 46 #elif defined(CONFIG_5xx) 47 #include <asm/5xx_immap.h> 48 #elif defined(CONFIG_MPC5xxx) 49 #include <mpc5xxx.h> 50 #elif defined(CONFIG_MPC512X) 51 #include <asm/immap_512x.h> 52 #elif defined(CONFIG_MPC8260) 53 #if defined(CONFIG_MPC8247) \ 54 || defined(CONFIG_MPC8272) 55 #define CONFIG_MPC8272_FAMILY 1 56 #endif 57 #include <asm/immap_8260.h> 58 #endif 59 #ifdef CONFIG_MPC86xx 60 #include <mpc86xx.h> 61 #include <asm/immap_86xx.h> 62 #endif 63 #ifdef CONFIG_MPC85xx 64 #include <mpc85xx.h> 65 #include <asm/immap_85xx.h> 66 #endif 67 #ifdef CONFIG_MPC83xx 68 #include <mpc83xx.h> 69 #include <asm/immap_83xx.h> 70 #endif 71 #ifdef CONFIG_4xx 72 #include <asm/ppc4xx.h> 73 #endif 74 #ifdef CONFIG_BLACKFIN 75 #include <asm/blackfin.h> 76 #endif 77 #ifdef CONFIG_SOC_DA8XX 78 #include <asm/arch/hardware.h> 79 #endif 80 #ifdef CONFIG_FSL_LSCH3 81 #include <asm/arch/immap_lsch3.h> 82 #endif 83 #ifdef CONFIG_FSL_LSCH2 84 #include <asm/arch/immap_lsch2.h> 85 #endif 86 87 #include <part.h> 88 #include <flash.h> 89 #include <image.h> 90 91 /* Bring in printf format macros if inttypes.h is included */ 92 #define __STDC_FORMAT_MACROS 93 94 #ifdef __LP64__ 95 #define CONFIG_SYS_SUPPORT_64BIT_DATA 96 #endif 97 98 #ifdef DEBUG 99 #define _DEBUG 1 100 #else 101 #define _DEBUG 0 102 #endif 103 104 #ifdef CONFIG_SPL_BUILD 105 #define _SPL_BUILD 1 106 #else 107 #define _SPL_BUILD 0 108 #endif 109 110 /* Define this at the top of a file to add a prefix to debug messages */ 111 #ifndef pr_fmt 112 #define pr_fmt(fmt) fmt 113 #endif 114 115 /* 116 * Output a debug text when condition "cond" is met. The "cond" should be 117 * computed by a preprocessor in the best case, allowing for the best 118 * optimization. 119 */ 120 #define debug_cond(cond, fmt, args...) \ 121 do { \ 122 if (cond) \ 123 printf(pr_fmt(fmt), ##args); \ 124 } while (0) 125 126 /* Show a message if DEBUG is defined in a file */ 127 #define debug(fmt, args...) \ 128 debug_cond(_DEBUG, fmt, ##args) 129 130 /* Show a message if not in SPL */ 131 #define warn_non_spl(fmt, args...) \ 132 debug_cond(!_SPL_BUILD, fmt, ##args) 133 134 /* 135 * An assertion is run-time check done in debug mode only. If DEBUG is not 136 * defined then it is skipped. If DEBUG is defined and the assertion fails, 137 * then it calls panic*( which may or may not reset/halt U-Boot (see 138 * CONFIG_PANIC_HANG), It is hoped that all failing assertions are found 139 * before release, and after release it is hoped that they don't matter. But 140 * in any case these failing assertions cannot be fixed with a reset (which 141 * may just do the same assertion again). 142 */ 143 void __assert_fail(const char *assertion, const char *file, unsigned line, 144 const char *function); 145 #define assert(x) \ 146 ({ if (!(x) && _DEBUG) \ 147 __assert_fail(#x, __FILE__, __LINE__, __func__); }) 148 149 #define error(fmt, args...) do { \ 150 printf("ERROR: " pr_fmt(fmt) "\nat %s:%d/%s()\n", \ 151 ##args, __FILE__, __LINE__, __func__); \ 152 } while (0) 153 154 #ifndef BUG 155 #define BUG() do { \ 156 printf("BUG: failure at %s:%d/%s()!\n", __FILE__, __LINE__, __FUNCTION__); \ 157 panic("BUG!"); \ 158 } while (0) 159 #define BUG_ON(condition) do { if (unlikely((condition)!=0)) BUG(); } while(0) 160 #endif /* BUG */ 161 162 typedef void (interrupt_handler_t)(void *); 163 164 #include <asm/u-boot.h> /* boot information for Linux kernel */ 165 #include <asm/global_data.h> /* global data used for startup functions */ 166 167 /* 168 * enable common handling for all TQM8xxL/M boards: 169 * - CONFIG_TQM8xxM will be defined for all TQM8xxM boards 170 * - CONFIG_TQM8xxL will be defined for all TQM8xxL _and_ TQM8xxM boards 171 * and for the TQM885D board 172 */ 173 #if defined(CONFIG_TQM823M) || defined(CONFIG_TQM850M) || \ 174 defined(CONFIG_TQM855M) || defined(CONFIG_TQM860M) || \ 175 defined(CONFIG_TQM862M) || defined(CONFIG_TQM866M) 176 # ifndef CONFIG_TQM8xxM 177 # define CONFIG_TQM8xxM 178 # endif 179 #endif 180 #if defined(CONFIG_TQM823L) || defined(CONFIG_TQM850L) || \ 181 defined(CONFIG_TQM855L) || defined(CONFIG_TQM860L) || \ 182 defined(CONFIG_TQM862L) || defined(CONFIG_TQM8xxM) || \ 183 defined(CONFIG_TQM885D) 184 # ifndef CONFIG_TQM8xxL 185 # define CONFIG_TQM8xxL 186 # endif 187 #endif 188 189 #if defined(CONFIG_ENV_IS_EMBEDDED) 190 #define TOTAL_MALLOC_LEN CONFIG_SYS_MALLOC_LEN 191 #elif ( ((CONFIG_ENV_ADDR+CONFIG_ENV_SIZE) < CONFIG_SYS_MONITOR_BASE) || \ 192 (CONFIG_ENV_ADDR >= (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)) ) || \ 193 defined(CONFIG_ENV_IS_IN_NVRAM) 194 #define TOTAL_MALLOC_LEN (CONFIG_SYS_MALLOC_LEN + CONFIG_ENV_SIZE) 195 #else 196 #define TOTAL_MALLOC_LEN CONFIG_SYS_MALLOC_LEN 197 #endif 198 199 /* 200 * Function Prototypes 201 */ 202 int dram_init(void); 203 204 void hang (void) __attribute__ ((noreturn)); 205 206 int timer_init(void); 207 int cpu_init(void); 208 209 /* */ 210 phys_size_t initdram (int); 211 212 #include <display_options.h> 213 214 /* common/main.c */ 215 void main_loop (void); 216 int run_command(const char *cmd, int flag); 217 int run_command_repeatable(const char *cmd, int flag); 218 219 /** 220 * Run a list of commands separated by ; or even \0 221 * 222 * Note that if 'len' is not -1, then the command does not need to be nul 223 * terminated, Memory will be allocated for the command in that case. 224 * 225 * @param cmd List of commands to run, each separated bu semicolon 226 * @param len Length of commands excluding terminator if known (-1 if not) 227 * @param flag Execution flags (CMD_FLAG_...) 228 * @return 0 on success, or != 0 on error. 229 */ 230 int run_command_list(const char *cmd, int len, int flag); 231 232 /* arch/$(ARCH)/lib/board.c */ 233 void board_init_f(ulong); 234 void board_init_r(gd_t *, ulong) __attribute__ ((noreturn)); 235 236 /** 237 * ulong board_init_f_alloc_reserve - allocate reserved area 238 * 239 * This function is called by each architecture very early in the start-up 240 * code to allow the C runtime to reserve space on the stack for writable 241 * 'globals' such as GD and the malloc arena. 242 * 243 * @top: top of the reserve area, growing down. 244 * @return: bottom of reserved area 245 */ 246 ulong board_init_f_alloc_reserve(ulong top); 247 248 /** 249 * board_init_f_init_reserve - initialize the reserved area(s) 250 * 251 * This function is called once the C runtime has allocated the reserved 252 * area on the stack. It must initialize the GD at the base of that area. 253 * 254 * @base: top from which reservation was done 255 */ 256 void board_init_f_init_reserve(ulong base); 257 258 /** 259 * arch_setup_gd() - Set up the global_data pointer 260 * 261 * This pointer is special in some architectures and cannot easily be assigned 262 * to. For example on x86 it is implemented by adding a specific record to its 263 * Global Descriptor Table! So we we provide a function to carry out this task. 264 * For most architectures this can simply be: 265 * 266 * gd = gd_ptr; 267 * 268 * @gd_ptr: Pointer to global data 269 */ 270 void arch_setup_gd(gd_t *gd_ptr); 271 272 int checkboard(void); 273 int show_board_info(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 extern u8 __dtb_dt_begin[]; /* embedded device tree blob */ 280 int set_cpu_clk_info(void); 281 int mdm_init(void); 282 #if defined(CONFIG_DISPLAY_CPUINFO) 283 int print_cpuinfo(void); 284 #else 285 static inline int print_cpuinfo(void) 286 { 287 return 0; 288 } 289 #endif 290 int update_flash_size(int flash_size); 291 int arch_early_init_r(void); 292 293 /** 294 * arch_cpu_init_dm() - init CPU after driver model is available 295 * 296 * This is called immediately after driver model is available before 297 * relocation. This is similar to arch_cpu_init() but is able to reference 298 * devices 299 * 300 * @return 0 if OK, -ve on error 301 */ 302 int arch_cpu_init_dm(void); 303 304 /** 305 * Reserve all necessary stacks 306 * 307 * This is used in generic board init sequence in common/board_f.c. Each 308 * architecture could provide this function to tailor the required stacks. 309 * 310 * On entry gd->start_addr_sp is pointing to the suggested top of the stack. 311 * The callee ensures gd->start_add_sp is 16-byte aligned, so architectures 312 * require only this can leave it untouched. 313 * 314 * On exit gd->start_addr_sp and gd->irq_sp should be set to the respective 315 * positions of the stack. The stack pointer(s) will be set to this later. 316 * gd->irq_sp is only required, if the architecture needs it. 317 * 318 * @return 0 if no error 319 */ 320 __weak int arch_reserve_stacks(void); 321 322 /** 323 * Show the DRAM size in a board-specific way 324 * 325 * This is used by boards to display DRAM information in their own way. 326 * 327 * @param size Size of DRAM (which should be displayed along with other info) 328 */ 329 void board_show_dram(phys_size_t size); 330 331 /** 332 * arch_fixup_fdt() - Write arch-specific information to fdt 333 * 334 * Defined in arch/$(ARCH)/lib/bootm-fdt.c 335 * 336 * @blob: FDT blob to write to 337 * @return 0 if ok, or -ve FDT_ERR_... on failure 338 */ 339 int arch_fixup_fdt(void *blob); 340 341 /* common/flash.c */ 342 void flash_perror (int); 343 344 /* common/cmd_source.c */ 345 int source (ulong addr, const char *fit_uname); 346 347 extern ulong load_addr; /* Default Load Address */ 348 extern ulong save_addr; /* Default Save Address */ 349 extern ulong save_size; /* Default Save Size */ 350 351 /* common/cmd_doc.c */ 352 void doc_probe(unsigned long physadr); 353 354 /* common/cmd_net.c */ 355 int do_tftpb(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]); 356 357 /* common/cmd_fat.c */ 358 int do_fat_fsload(cmd_tbl_t *, int, int, char * const []); 359 360 /* common/cmd_ext2.c */ 361 int do_ext2load(cmd_tbl_t *, int, int, char * const []); 362 363 /* common/cmd_nvedit.c */ 364 int env_init (void); 365 void env_relocate (void); 366 int envmatch (uchar *, int); 367 368 /* Avoid unfortunate conflict with libc's getenv() */ 369 #ifdef CONFIG_SANDBOX 370 #define getenv uboot_getenv 371 #endif 372 char *getenv (const char *); 373 int getenv_f (const char *name, char *buf, unsigned len); 374 ulong getenv_ulong(const char *name, int base, ulong default_val); 375 376 /** 377 * getenv_hex() - Return an environment variable as a hex value 378 * 379 * Decode an environment as a hex number (it may or may not have a 0x 380 * prefix). If the environment variable cannot be found, or does not start 381 * with hex digits, the default value is returned. 382 * 383 * @varname: Variable to decode 384 * @default_val: Value to return on error 385 */ 386 ulong getenv_hex(const char *varname, ulong default_val); 387 388 /* 389 * Read an environment variable as a boolean 390 * Return -1 if variable does not exist (default to true) 391 */ 392 int getenv_yesno(const char *var); 393 int saveenv (void); 394 int setenv (const char *, const char *); 395 int setenv_ulong(const char *varname, ulong value); 396 int setenv_hex(const char *varname, ulong value); 397 /** 398 * setenv_addr - Set an environment variable to an address in hex 399 * 400 * @varname: Environment variable to set 401 * @addr: Value to set it to 402 * @return 0 if ok, 1 on error 403 */ 404 static inline int setenv_addr(const char *varname, const void *addr) 405 { 406 return setenv_hex(varname, (ulong)addr); 407 } 408 409 #ifdef CONFIG_ARM 410 # include <asm/mach-types.h> 411 # include <asm/setup.h> 412 # include <asm/u-boot-arm.h> /* ARM version to be fixed! */ 413 #endif /* CONFIG_ARM */ 414 #ifdef CONFIG_X86 /* x86 version to be fixed! */ 415 # include <asm/u-boot-x86.h> 416 #endif /* CONFIG_X86 */ 417 #ifdef CONFIG_SANDBOX 418 # include <asm/u-boot-sandbox.h> /* TODO(sjg) what needs to be fixed? */ 419 #endif 420 #ifdef CONFIG_NDS32 421 # include <asm/mach-types.h> 422 # include <asm/setup.h> 423 # include <asm/u-boot-nds32.h> 424 #endif /* CONFIG_NDS32 */ 425 #ifdef CONFIG_MIPS 426 # include <asm/u-boot-mips.h> 427 #endif /* CONFIG_MIPS */ 428 #ifdef CONFIG_ARC 429 # include <asm/u-boot-arc.h> 430 #endif /* CONFIG_ARC */ 431 432 #ifdef CONFIG_AUTO_COMPLETE 433 int env_complete(char *var, int maxv, char *cmdv[], int maxsz, char *buf); 434 #endif 435 int get_env_id (void); 436 437 void pci_init (void); 438 void pci_init_board(void); 439 440 #if defined(CONFIG_PCI) && defined(CONFIG_4xx) 441 int pci_pre_init (struct pci_controller *); 442 int is_pci_host (struct pci_controller *); 443 #endif 444 445 #if defined(CONFIG_PCI) && (defined(CONFIG_440) || defined(CONFIG_405EX)) 446 # if defined(CONFIG_SYS_PCI_TARGET_INIT) 447 void pci_target_init (struct pci_controller *); 448 # endif 449 # if defined(CONFIG_SYS_PCI_MASTER_INIT) 450 void pci_master_init (struct pci_controller *); 451 # endif 452 #if defined(CONFIG_440SPE) || \ 453 defined(CONFIG_460EX) || defined(CONFIG_460GT) || \ 454 defined(CONFIG_405EX) 455 void pcie_setup_hoses(int busno); 456 #endif 457 #endif 458 459 int misc_init_f (void); 460 int misc_init_r (void); 461 462 /* common/exports.c */ 463 void jumptable_init(void); 464 465 /* common/kallsysm.c */ 466 const char *symbol_lookup(unsigned long addr, unsigned long *caddr); 467 468 /* api/api.c */ 469 void api_init (void); 470 471 /* common/memsize.c */ 472 long get_ram_size (long *, long); 473 phys_size_t get_effective_memsize(void); 474 475 /* $(BOARD)/$(BOARD).c */ 476 void reset_phy (void); 477 void fdc_hw_init (void); 478 479 /* $(BOARD)/eeprom.c */ 480 void eeprom_init (int bus); 481 int eeprom_read (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt); 482 int eeprom_write (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt); 483 484 /* 485 * Set this up regardless of board 486 * type, to prevent errors. 487 */ 488 #if defined(CONFIG_SPI) || !defined(CONFIG_SYS_I2C_EEPROM_ADDR) 489 # define CONFIG_SYS_DEF_EEPROM_ADDR 0 490 #else 491 #if !defined(CONFIG_ENV_EEPROM_IS_ON_I2C) 492 # define CONFIG_SYS_DEF_EEPROM_ADDR CONFIG_SYS_I2C_EEPROM_ADDR 493 #endif 494 #endif /* CONFIG_SPI || !defined(CONFIG_SYS_I2C_EEPROM_ADDR) */ 495 496 #if defined(CONFIG_SPI) 497 extern void spi_init_f (void); 498 extern void spi_init_r (void); 499 extern ssize_t spi_read (uchar *, int, uchar *, int); 500 extern ssize_t spi_write (uchar *, int, uchar *, int); 501 #endif 502 503 /* $(BOARD)/$(BOARD).c */ 504 int board_early_init_f (void); 505 int board_late_init (void); 506 int board_postclk_init (void); /* after clocks/timebase, before env/serial */ 507 int board_early_init_r (void); 508 void board_poweroff (void); 509 510 #if defined(CONFIG_SYS_DRAM_TEST) 511 int testdram(void); 512 #endif /* CONFIG_SYS_DRAM_TEST */ 513 514 /* $(CPU)/start.S */ 515 #if defined(CONFIG_5xx) || \ 516 defined(CONFIG_8xx) 517 uint get_immr (uint); 518 #endif 519 #if defined(CONFIG_MPC5xxx) 520 uint get_svr (void); 521 #endif 522 uint get_pvr (void); 523 uint get_svr (void); 524 uint rd_ic_cst (void); 525 void wr_ic_cst (uint); 526 void wr_ic_adr (uint); 527 uint rd_dc_cst (void); 528 void wr_dc_cst (uint); 529 void wr_dc_adr (uint); 530 int icache_status (void); 531 void icache_enable (void); 532 void icache_disable(void); 533 int dcache_status (void); 534 void dcache_enable (void); 535 void dcache_disable(void); 536 void mmu_disable(void); 537 #if defined(CONFIG_ARM) 538 void relocate_code(ulong); 539 #else 540 void relocate_code(ulong, gd_t *, ulong) __attribute__ ((noreturn)); 541 #endif 542 ulong get_endaddr (void); 543 void trap_init (ulong); 544 #if defined (CONFIG_4xx) || \ 545 defined (CONFIG_MPC5xxx) || \ 546 defined (CONFIG_MPC85xx) || \ 547 defined (CONFIG_MPC86xx) || \ 548 defined (CONFIG_MPC83xx) 549 unsigned char in8(unsigned int); 550 void out8(unsigned int, unsigned char); 551 unsigned short in16(unsigned int); 552 unsigned short in16r(unsigned int); 553 void out16(unsigned int, unsigned short value); 554 void out16r(unsigned int, unsigned short value); 555 unsigned long in32(unsigned int); 556 unsigned long in32r(unsigned int); 557 void out32(unsigned int, unsigned long value); 558 void out32r(unsigned int, unsigned long value); 559 void ppcDcbf(unsigned long value); 560 void ppcDcbi(unsigned long value); 561 void ppcSync(void); 562 void ppcDcbz(unsigned long value); 563 #endif 564 #if defined (CONFIG_MICROBLAZE) 565 unsigned short in16(unsigned int); 566 void out16(unsigned int, unsigned short value); 567 #endif 568 569 #if defined (CONFIG_MPC83xx) 570 void ppcDWload(unsigned int *addr, unsigned int *ret); 571 void ppcDWstore(unsigned int *addr, unsigned int *value); 572 void disable_addr_trans(void); 573 void enable_addr_trans(void); 574 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) 575 void ddr_enable_ecc(unsigned int dram_size); 576 #endif 577 #endif 578 579 /* 580 * Return the current value of a monotonically increasing microsecond timer. 581 * Granularity may be larger than 1us if hardware does not support this. 582 */ 583 ulong timer_get_us(void); 584 585 /* $(CPU)/cpu.c */ 586 static inline int cpumask_next(int cpu, unsigned int mask) 587 { 588 for (cpu++; !((1 << cpu) & mask); cpu++) 589 ; 590 591 return cpu; 592 } 593 594 #define for_each_cpu(iter, cpu, num_cpus, mask) \ 595 for (iter = 0, cpu = cpumask_next(-1, mask); \ 596 iter < num_cpus; \ 597 iter++, cpu = cpumask_next(cpu, mask)) \ 598 599 int cpu_numcores (void); 600 int cpu_num_dspcores(void); 601 u32 cpu_mask (void); 602 u32 cpu_dsp_mask(void); 603 int is_core_valid (unsigned int); 604 int probecpu (void); 605 int checkcpu (void); 606 int checkicache (void); 607 int checkdcache (void); 608 void upmconfig (unsigned int, unsigned int *, unsigned int); 609 ulong get_tbclk (void); 610 void reset_misc (void); 611 void reset_cpu (ulong addr); 612 void ft_cpu_setup(void *blob, bd_t *bd); 613 void ft_pci_setup(void *blob, bd_t *bd); 614 615 void smp_set_core_boot_addr(unsigned long addr, int corenr); 616 void smp_kick_all_cpus(void); 617 618 /* $(CPU)/serial.c */ 619 int serial_init (void); 620 void serial_setbrg (void); 621 void serial_putc (const char); 622 void serial_putc_raw(const char); 623 void serial_puts (const char *); 624 int serial_getc (void); 625 int serial_tstc (void); 626 627 /* These versions take a stdio_dev pointer */ 628 struct stdio_dev; 629 int serial_stub_getc(struct stdio_dev *sdev); 630 int serial_stub_tstc(struct stdio_dev *sdev); 631 632 /* $(CPU)/speed.c */ 633 int get_clocks (void); 634 int get_clocks_866 (void); 635 int sdram_adjust_866 (void); 636 int adjust_sdram_tbs_8xx (void); 637 #if defined(CONFIG_MPC8260) 638 int prt_8260_clks (void); 639 #elif defined(CONFIG_MPC5xxx) 640 int prt_mpc5xxx_clks (void); 641 #endif 642 #ifdef CONFIG_4xx 643 ulong get_OPB_freq (void); 644 ulong get_PCI_freq (void); 645 #endif 646 #if defined(CONFIG_S3C24X0) || \ 647 defined(CONFIG_LH7A40X) || \ 648 defined(CONFIG_EP93XX) 649 ulong get_FCLK (void); 650 ulong get_HCLK (void); 651 ulong get_PCLK (void); 652 ulong get_UCLK (void); 653 #endif 654 #if defined(CONFIG_LH7A40X) 655 ulong get_PLLCLK (void); 656 #endif 657 #if defined(CONFIG_IMX) 658 ulong get_systemPLLCLK(void); 659 ulong get_FCLK(void); 660 ulong get_HCLK(void); 661 ulong get_BCLK(void); 662 ulong get_PERCLK1(void); 663 ulong get_PERCLK2(void); 664 ulong get_PERCLK3(void); 665 #endif 666 ulong get_bus_freq (ulong); 667 int get_serial_clock(void); 668 669 #if defined(CONFIG_MPC85xx) 670 typedef MPC85xx_SYS_INFO sys_info_t; 671 void get_sys_info ( sys_info_t * ); 672 void ft_fixup_cpu(void *, u64); 673 void ft_fixup_num_cores(void *); 674 #endif 675 #if defined(CONFIG_MPC86xx) 676 typedef MPC86xx_SYS_INFO sys_info_t; 677 void get_sys_info ( sys_info_t * ); 678 static inline ulong get_ddr_freq(ulong dummy) 679 { 680 return get_bus_freq(dummy); 681 } 682 #else 683 ulong get_ddr_freq(ulong); 684 #endif 685 686 #if defined(CONFIG_4xx) 687 # if defined(CONFIG_440) 688 # if defined(CONFIG_440SPE) 689 unsigned long determine_sysper(void); 690 unsigned long determine_pci_clock_per(void); 691 # endif 692 # endif 693 typedef PPC4xx_SYS_INFO sys_info_t; 694 int ppc440spe_revB(void); 695 void get_sys_info ( sys_info_t * ); 696 #endif 697 698 /* $(CPU)/cpu_init.c */ 699 #if defined(CONFIG_8xx) || defined(CONFIG_MPC8260) 700 void cpu_init_f (volatile immap_t *immr); 701 #endif 702 #if defined(CONFIG_4xx) || defined(CONFIG_MCF52x2) || defined(CONFIG_MPC86xx) 703 void cpu_init_f (void); 704 #endif 705 #ifdef CONFIG_MPC85xx 706 ulong cpu_init_f(void); 707 #endif 708 709 int cpu_init_r (void); 710 #if defined(CONFIG_MPC8260) 711 int prt_8260_rsr (void); 712 #elif defined(CONFIG_MPC83xx) 713 int prt_83xx_rsr (void); 714 #endif 715 716 /* $(CPU)/interrupts.c */ 717 int interrupt_init (void); 718 void timer_interrupt (struct pt_regs *); 719 void external_interrupt (struct pt_regs *); 720 void irq_install_handler(int, interrupt_handler_t *, void *); 721 void irq_free_handler (int); 722 void reset_timer (void); 723 ulong get_timer (ulong base); 724 725 /* Return value of monotonic microsecond timer */ 726 unsigned long timer_get_us(void); 727 728 void enable_interrupts (void); 729 int disable_interrupts (void); 730 731 /* $(CPU)/.../commproc.c */ 732 int dpram_init (void); 733 uint dpram_base(void); 734 uint dpram_base_align(uint align); 735 uint dpram_alloc(uint size); 736 uint dpram_alloc_align(uint size,uint align); 737 void bootcount_store (ulong); 738 ulong bootcount_load (void); 739 #define BOOTCOUNT_MAGIC 0xB001C041 740 741 /* $(CPU)/.../<eth> */ 742 void mii_init (void); 743 744 /* $(CPU)/.../lcd.c */ 745 ulong lcd_setmem (ulong); 746 747 /* $(CPU)/.../video.c */ 748 ulong video_setmem (ulong); 749 750 /* arch/$(ARCH)/lib/cache.c */ 751 void enable_caches(void); 752 void flush_cache (unsigned long, unsigned long); 753 void flush_dcache_all(void); 754 void flush_dcache_range(unsigned long start, unsigned long stop); 755 void invalidate_dcache_range(unsigned long start, unsigned long stop); 756 void invalidate_dcache_all(void); 757 void invalidate_icache_all(void); 758 759 enum { 760 /* Disable caches (else flush caches but leave them active) */ 761 CBL_DISABLE_CACHES = 1 << 0, 762 CBL_SHOW_BOOTSTAGE_REPORT = 1 << 1, 763 764 CBL_ALL = 3, 765 }; 766 767 /** 768 * Clean up ready for linux 769 * 770 * @param flags Flags to control what is done 771 */ 772 int cleanup_before_linux_select(int flags); 773 774 /* arch/$(ARCH)/lib/ticks.S */ 775 uint64_t get_ticks(void); 776 void wait_ticks (unsigned long); 777 778 /* arch/$(ARCH)/lib/time.c */ 779 void __udelay (unsigned long); 780 ulong usec2ticks (unsigned long usec); 781 ulong ticks2usec (unsigned long ticks); 782 int init_timebase (void); 783 784 /* lib/gunzip.c */ 785 int gunzip(void *, int, unsigned char *, unsigned long *); 786 int zunzip(void *dst, int dstlen, unsigned char *src, unsigned long *lenp, 787 int stoponerr, int offset); 788 789 /** 790 * gzwrite progress indicators: defined weak to allow board-specific 791 * overrides: 792 * 793 * gzwrite_progress_init called on startup 794 * gzwrite_progress called during decompress/write loop 795 * gzwrite_progress_finish called at end of loop to 796 * indicate success (retcode=0) or failure 797 */ 798 void gzwrite_progress_init(u64 expected_size); 799 800 void gzwrite_progress(int iteration, 801 u64 bytes_written, 802 u64 total_bytes); 803 804 void gzwrite_progress_finish(int retcode, 805 u64 totalwritten, 806 u64 totalsize, 807 u32 expected_crc, 808 u32 calculated_crc); 809 810 /** 811 * decompress and write gzipped image from memory to block device 812 * 813 * @param src compressed image address 814 * @param len compressed image length in bytes 815 * @param dev block device descriptor 816 * @param szwritebuf bytes per write (pad to erase size) 817 * @param startoffs offset in bytes of first write 818 * @param szexpected expected uncompressed length 819 * may be zero to use gzip trailer 820 * for files under 4GiB 821 */ 822 int gzwrite(unsigned char *src, int len, 823 struct blk_desc *dev, 824 unsigned long szwritebuf, 825 u64 startoffs, 826 u64 szexpected); 827 828 /* lib/lz4_wrapper.c */ 829 int ulz4fn(const void *src, size_t srcn, void *dst, size_t *dstn); 830 831 /* lib/qsort.c */ 832 void qsort(void *base, size_t nmemb, size_t size, 833 int(*compar)(const void *, const void *)); 834 int strcmp_compar(const void *, const void *); 835 836 /* lib/time.c */ 837 void udelay (unsigned long); 838 void mdelay(unsigned long); 839 840 /* lib/uuid.c */ 841 #include <uuid.h> 842 843 /* lib/vsprintf.c */ 844 #include <vsprintf.h> 845 846 /* lib/strmhz.c */ 847 char * strmhz(char *buf, unsigned long hz); 848 849 /* lib/crc32.c */ 850 #include <u-boot/crc.h> 851 852 /* lib/rand.c */ 853 #define RAND_MAX -1U 854 void srand(unsigned int seed); 855 unsigned int rand(void); 856 unsigned int rand_r(unsigned int *seedp); 857 858 /* 859 * STDIO based functions (can always be used) 860 */ 861 /* serial stuff */ 862 int serial_printf (const char *fmt, ...) 863 __attribute__ ((format (__printf__, 1, 2))); 864 /* stdin */ 865 int getc(void); 866 int tstc(void); 867 868 /* stdout */ 869 #if defined(CONFIG_SPL_BUILD) && !defined(CONFIG_SPL_SERIAL_SUPPORT) 870 #define putc(...) do { } while (0) 871 #define puts(...) do { } while (0) 872 #define printf(...) do { } while (0) 873 #define vprintf(...) do { } while (0) 874 #else 875 void putc(const char c); 876 void puts(const char *s); 877 int printf(const char *fmt, ...) 878 __attribute__ ((format (__printf__, 1, 2))); 879 int vprintf(const char *fmt, va_list args); 880 #endif 881 882 /* stderr */ 883 #define eputc(c) fputc(stderr, c) 884 #define eputs(s) fputs(stderr, s) 885 #define eprintf(fmt,args...) fprintf(stderr,fmt ,##args) 886 887 /* 888 * FILE based functions (can only be used AFTER relocation!) 889 */ 890 #define stdin 0 891 #define stdout 1 892 #define stderr 2 893 #define MAX_FILES 3 894 895 int fprintf(int file, const char *fmt, ...) 896 __attribute__ ((format (__printf__, 2, 3))); 897 void fputs(int file, const char *s); 898 void fputc(int file, const char c); 899 int ftstc(int file); 900 int fgetc(int file); 901 902 /* lib/gzip.c */ 903 int gzip(void *dst, unsigned long *lenp, 904 unsigned char *src, unsigned long srclen); 905 int zzip(void *dst, unsigned long *lenp, unsigned char *src, 906 unsigned long srclen, int stoponerr, 907 int (*func)(unsigned long, unsigned long)); 908 909 /* lib/net_utils.c */ 910 #include <net.h> 911 static inline struct in_addr getenv_ip(char *var) 912 { 913 return string_to_ip(getenv(var)); 914 } 915 916 int pcmcia_init (void); 917 918 #ifdef CONFIG_STATUS_LED 919 # include <status_led.h> 920 #endif 921 922 #include <bootstage.h> 923 924 #ifdef CONFIG_SHOW_ACTIVITY 925 void show_activity(int arg); 926 #endif 927 928 /* Multicore arch functions */ 929 #ifdef CONFIG_MP 930 int cpu_status(int nr); 931 int cpu_reset(int nr); 932 int cpu_disable(int nr); 933 int cpu_release(int nr, int argc, char * const argv[]); 934 #endif 935 936 #endif /* __ASSEMBLY__ */ 937 938 #ifdef CONFIG_PPC 939 /* 940 * Has to be included outside of the #ifndef __ASSEMBLY__ section. 941 * Otherwise might lead to compilation errors in assembler files. 942 */ 943 #include <asm/cache.h> 944 #endif 945 946 /* Put only stuff here that the assembler can digest */ 947 948 #ifdef CONFIG_POST 949 #define CONFIG_HAS_POST 950 #ifndef CONFIG_POST_ALT_LIST 951 #define CONFIG_POST_STD_LIST 952 #endif 953 #endif 954 955 #ifdef CONFIG_INIT_CRITICAL 956 #error CONFIG_INIT_CRITICAL is deprecated! 957 #error Read section CONFIG_SKIP_LOWLEVEL_INIT in README. 958 #endif 959 960 #define ROUND(a,b) (((a) + (b) - 1) & ~((b) - 1)) 961 962 /* 963 * check_member() - Check the offset of a structure member 964 * 965 * @structure: Name of structure (e.g. global_data) 966 * @member: Name of member (e.g. baudrate) 967 * @offset: Expected offset in bytes 968 */ 969 #define check_member(structure, member, offset) _Static_assert( \ 970 offsetof(struct structure, member) == offset, \ 971 "`struct " #structure "` offset for `" #member "` is not " #offset) 972 973 /* Avoid using CONFIG_EFI_STUB directly as we may boot from other loaders */ 974 #ifdef CONFIG_EFI_STUB 975 #define ll_boot_init() false 976 #else 977 #define ll_boot_init() true 978 #endif 979 980 /* Pull in stuff for the build system */ 981 #ifdef DO_DEPS_ONLY 982 # include <environment.h> 983 #endif 984 985 #endif /* __COMMON_H_ */ 986