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 <asm-offsets.h> 20 #include <linux/bitops.h> 21 #include <linux/types.h> 22 #include <linux/string.h> 23 #include <linux/stringify.h> 24 #include <asm/ptrace.h> 25 #include <stdarg.h> 26 #include <linux/kernel.h> 27 #if defined(CONFIG_PCI) && defined(CONFIG_4xx) 28 #include <pci.h> 29 #endif 30 #if defined(CONFIG_8xx) 31 #include <asm/8xx_immap.h> 32 #if defined(CONFIG_MPC859) || defined(CONFIG_MPC859T) || \ 33 defined(CONFIG_MPC866) || \ 34 defined(CONFIG_MPC866P) 35 # define CONFIG_MPC866_FAMILY 1 36 #elif defined(CONFIG_MPC885) 37 # define CONFIG_MPC885_FAMILY 1 38 #endif 39 #if defined(CONFIG_MPC860) \ 40 || defined(CONFIG_MPC860T) \ 41 || defined(CONFIG_MPC866_FAMILY) \ 42 || defined(CONFIG_MPC885_FAMILY) 43 # define CONFIG_MPC86x 1 44 #endif 45 #elif defined(CONFIG_5xx) 46 #include <asm/5xx_immap.h> 47 #elif defined(CONFIG_MPC5xxx) 48 #include <mpc5xxx.h> 49 #elif defined(CONFIG_MPC512X) 50 #include <asm/immap_512x.h> 51 #elif defined(CONFIG_MPC8260) 52 #if defined(CONFIG_MPC8247) \ 53 || defined(CONFIG_MPC8272) 54 #define CONFIG_MPC8272_FAMILY 1 55 #endif 56 #include <asm/immap_8260.h> 57 #endif 58 #ifdef CONFIG_MPC86xx 59 #include <mpc86xx.h> 60 #include <asm/immap_86xx.h> 61 #endif 62 #ifdef CONFIG_MPC85xx 63 #include <mpc85xx.h> 64 #include <asm/immap_85xx.h> 65 #endif 66 #ifdef CONFIG_MPC83xx 67 #include <mpc83xx.h> 68 #include <asm/immap_83xx.h> 69 #endif 70 #ifdef CONFIG_4xx 71 #include <asm/ppc4xx.h> 72 #endif 73 #ifdef CONFIG_BLACKFIN 74 #include <asm/blackfin.h> 75 #endif 76 #ifdef CONFIG_SOC_DA8XX 77 #include <asm/arch/hardware.h> 78 #endif 79 #ifdef CONFIG_FSL_LSCH3 80 #include <asm/arch/immap_lsch3.h> 81 #endif 82 #ifdef CONFIG_FSL_LSCH2 83 #include <asm/arch/immap_lsch2.h> 84 #endif 85 86 #include <part.h> 87 #include <flash.h> 88 #include <image.h> 89 90 /* Bring in printf format macros if inttypes.h is included */ 91 #define __STDC_FORMAT_MACROS 92 93 #ifdef __LP64__ 94 #define CONFIG_SYS_SUPPORT_64BIT_DATA 95 #endif 96 97 #ifdef DEBUG 98 #define _DEBUG 1 99 #else 100 #define _DEBUG 0 101 #endif 102 103 #ifndef pr_fmt 104 #define pr_fmt(fmt) fmt 105 #endif 106 107 /* 108 * Output a debug text when condition "cond" is met. The "cond" should be 109 * computed by a preprocessor in the best case, allowing for the best 110 * optimization. 111 */ 112 #define debug_cond(cond, fmt, args...) \ 113 do { \ 114 if (cond) \ 115 printf(pr_fmt(fmt), ##args); \ 116 } while (0) 117 118 #define debug(fmt, args...) \ 119 debug_cond(_DEBUG, fmt, ##args) 120 121 /* 122 * An assertion is run-time check done in debug mode only. If DEBUG is not 123 * defined then it is skipped. If DEBUG is defined and the assertion fails, 124 * then it calls panic*( which may or may not reset/halt U-Boot (see 125 * CONFIG_PANIC_HANG), It is hoped that all failing assertions are found 126 * before release, and after release it is hoped that they don't matter. But 127 * in any case these failing assertions cannot be fixed with a reset (which 128 * may just do the same assertion again). 129 */ 130 void __assert_fail(const char *assertion, const char *file, unsigned line, 131 const char *function); 132 #define assert(x) \ 133 ({ if (!(x) && _DEBUG) \ 134 __assert_fail(#x, __FILE__, __LINE__, __func__); }) 135 136 #define error(fmt, args...) do { \ 137 printf("ERROR: " pr_fmt(fmt) "\nat %s:%d/%s()\n", \ 138 ##args, __FILE__, __LINE__, __func__); \ 139 } while (0) 140 141 #ifndef BUG 142 #define BUG() do { \ 143 printf("BUG: failure at %s:%d/%s()!\n", __FILE__, __LINE__, __FUNCTION__); \ 144 panic("BUG!"); \ 145 } while (0) 146 #define BUG_ON(condition) do { if (unlikely((condition)!=0)) BUG(); } while(0) 147 #endif /* BUG */ 148 149 /* Force a compilation error if condition is true */ 150 #define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2*!!(condition)])) 151 152 typedef void (interrupt_handler_t)(void *); 153 154 #include <asm/u-boot.h> /* boot information for Linux kernel */ 155 #include <asm/global_data.h> /* global data used for startup functions */ 156 157 /* 158 * enable common handling for all TQM8xxL/M boards: 159 * - CONFIG_TQM8xxM will be defined for all TQM8xxM boards 160 * - CONFIG_TQM8xxL will be defined for all TQM8xxL _and_ TQM8xxM boards 161 * and for the TQM885D board 162 */ 163 #if defined(CONFIG_TQM823M) || defined(CONFIG_TQM850M) || \ 164 defined(CONFIG_TQM855M) || defined(CONFIG_TQM860M) || \ 165 defined(CONFIG_TQM862M) || defined(CONFIG_TQM866M) 166 # ifndef CONFIG_TQM8xxM 167 # define CONFIG_TQM8xxM 168 # endif 169 #endif 170 #if defined(CONFIG_TQM823L) || defined(CONFIG_TQM850L) || \ 171 defined(CONFIG_TQM855L) || defined(CONFIG_TQM860L) || \ 172 defined(CONFIG_TQM862L) || defined(CONFIG_TQM8xxM) || \ 173 defined(CONFIG_TQM885D) 174 # ifndef CONFIG_TQM8xxL 175 # define CONFIG_TQM8xxL 176 # endif 177 #endif 178 179 #if defined(CONFIG_ENV_IS_EMBEDDED) 180 #define TOTAL_MALLOC_LEN CONFIG_SYS_MALLOC_LEN 181 #elif ( ((CONFIG_ENV_ADDR+CONFIG_ENV_SIZE) < CONFIG_SYS_MONITOR_BASE) || \ 182 (CONFIG_ENV_ADDR >= (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)) ) || \ 183 defined(CONFIG_ENV_IS_IN_NVRAM) 184 #define TOTAL_MALLOC_LEN (CONFIG_SYS_MALLOC_LEN + CONFIG_ENV_SIZE) 185 #else 186 #define TOTAL_MALLOC_LEN CONFIG_SYS_MALLOC_LEN 187 #endif 188 189 /* 190 * Function Prototypes 191 */ 192 int dram_init(void); 193 194 void hang (void) __attribute__ ((noreturn)); 195 196 int timer_init(void); 197 int cpu_init(void); 198 199 /* */ 200 phys_size_t initdram (int); 201 202 #include <display_options.h> 203 204 /* common/main.c */ 205 void main_loop (void); 206 int run_command(const char *cmd, int flag); 207 int run_command_repeatable(const char *cmd, int flag); 208 209 /** 210 * Run a list of commands separated by ; or even \0 211 * 212 * Note that if 'len' is not -1, then the command does not need to be nul 213 * terminated, Memory will be allocated for the command in that case. 214 * 215 * @param cmd List of commands to run, each separated bu semicolon 216 * @param len Length of commands excluding terminator if known (-1 if not) 217 * @param flag Execution flags (CMD_FLAG_...) 218 * @return 0 on success, or != 0 on error. 219 */ 220 int run_command_list(const char *cmd, int len, int flag); 221 222 /* arch/$(ARCH)/lib/board.c */ 223 void board_init_f(ulong); 224 void board_init_r(gd_t *, ulong) __attribute__ ((noreturn)); 225 226 /** 227 * ulong board_init_f_alloc_reserve - allocate reserved area 228 * 229 * This function is called by each architecture very early in the start-up 230 * code to allow the C runtime to reserve space on the stack for writable 231 * 'globals' such as GD and the malloc arena. 232 * 233 * @top: top of the reserve area, growing down. 234 * @return: bottom of reserved area 235 */ 236 ulong board_init_f_alloc_reserve(ulong top); 237 238 /** 239 * board_init_f_init_reserve - initialize the reserved area(s) 240 * 241 * This function is called once the C runtime has allocated the reserved 242 * area on the stack. It must initialize the GD at the base of that area. 243 * 244 * @base: top from which reservation was done 245 */ 246 void board_init_f_init_reserve(ulong base); 247 248 /** 249 * arch_setup_gd() - Set up the global_data pointer 250 * 251 * This pointer is special in some architectures and cannot easily be assigned 252 * to. For example on x86 it is implemented by adding a specific record to its 253 * Global Descriptor Table! So we we provide a function to carry out this task. 254 * For most architectures this can simply be: 255 * 256 * gd = gd_ptr; 257 * 258 * @gd_ptr: Pointer to global data 259 */ 260 void arch_setup_gd(gd_t *gd_ptr); 261 262 int checkboard(void); 263 int show_board_info(void); 264 int checkflash(void); 265 int checkdram(void); 266 int last_stage_init(void); 267 extern ulong monitor_flash_len; 268 int mac_read_from_eeprom(void); 269 extern u8 __dtb_dt_begin[]; /* embedded device tree blob */ 270 int set_cpu_clk_info(void); 271 int mdm_init(void); 272 #if defined(CONFIG_DISPLAY_CPUINFO) 273 int print_cpuinfo(void); 274 #else 275 static inline int print_cpuinfo(void) 276 { 277 return 0; 278 } 279 #endif 280 int update_flash_size(int flash_size); 281 int arch_early_init_r(void); 282 283 /** 284 * arch_cpu_init_dm() - init CPU after driver model is available 285 * 286 * This is called immediately after driver model is available before 287 * relocation. This is similar to arch_cpu_init() but is able to reference 288 * devices 289 * 290 * @return 0 if OK, -ve on error 291 */ 292 int arch_cpu_init_dm(void); 293 294 /** 295 * Reserve all necessary stacks 296 * 297 * This is used in generic board init sequence in common/board_f.c. Each 298 * architecture could provide this function to tailor the required stacks. 299 * 300 * On entry gd->start_addr_sp is pointing to the suggested top of the stack. 301 * The callee ensures gd->start_add_sp is 16-byte aligned, so architectures 302 * require only this can leave it untouched. 303 * 304 * On exit gd->start_addr_sp and gd->irq_sp should be set to the respective 305 * positions of the stack. The stack pointer(s) will be set to this later. 306 * gd->irq_sp is only required, if the architecture needs it. 307 * 308 * @return 0 if no error 309 */ 310 __weak int arch_reserve_stacks(void); 311 312 /** 313 * Show the DRAM size in a board-specific way 314 * 315 * This is used by boards to display DRAM information in their own way. 316 * 317 * @param size Size of DRAM (which should be displayed along with other info) 318 */ 319 void board_show_dram(phys_size_t size); 320 321 /** 322 * arch_fixup_fdt() - Write arch-specific information to fdt 323 * 324 * Defined in arch/$(ARCH)/lib/bootm-fdt.c 325 * 326 * @blob: FDT blob to write to 327 * @return 0 if ok, or -ve FDT_ERR_... on failure 328 */ 329 int arch_fixup_fdt(void *blob); 330 331 /* common/flash.c */ 332 void flash_perror (int); 333 334 /* common/cmd_source.c */ 335 int source (ulong addr, const char *fit_uname); 336 337 extern ulong load_addr; /* Default Load Address */ 338 extern ulong save_addr; /* Default Save Address */ 339 extern ulong save_size; /* Default Save Size */ 340 341 /* common/cmd_doc.c */ 342 void doc_probe(unsigned long physadr); 343 344 /* common/cmd_net.c */ 345 int do_tftpb(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]); 346 347 /* common/cmd_fat.c */ 348 int do_fat_fsload(cmd_tbl_t *, int, int, char * const []); 349 350 /* common/cmd_ext2.c */ 351 int do_ext2load(cmd_tbl_t *, int, int, char * const []); 352 353 /* common/cmd_nvedit.c */ 354 int env_init (void); 355 void env_relocate (void); 356 int envmatch (uchar *, int); 357 358 /* Avoid unfortunate conflict with libc's getenv() */ 359 #ifdef CONFIG_SANDBOX 360 #define getenv uboot_getenv 361 #endif 362 char *getenv (const char *); 363 int getenv_f (const char *name, char *buf, unsigned len); 364 ulong getenv_ulong(const char *name, int base, ulong default_val); 365 366 /** 367 * getenv_hex() - Return an environment variable as a hex value 368 * 369 * Decode an environment as a hex number (it may or may not have a 0x 370 * prefix). If the environment variable cannot be found, or does not start 371 * with hex digits, the default value is returned. 372 * 373 * @varname: Variable to decode 374 * @default_val: Value to return on error 375 */ 376 ulong getenv_hex(const char *varname, ulong default_val); 377 378 /* 379 * Read an environment variable as a boolean 380 * Return -1 if variable does not exist (default to true) 381 */ 382 int getenv_yesno(const char *var); 383 int saveenv (void); 384 int setenv (const char *, const char *); 385 int setenv_ulong(const char *varname, ulong value); 386 int setenv_hex(const char *varname, ulong value); 387 /** 388 * setenv_addr - Set an environment variable to an address in hex 389 * 390 * @varname: Environment variable to set 391 * @addr: Value to set it to 392 * @return 0 if ok, 1 on error 393 */ 394 static inline int setenv_addr(const char *varname, const void *addr) 395 { 396 return setenv_hex(varname, (ulong)addr); 397 } 398 399 #ifdef CONFIG_ARM 400 # include <asm/mach-types.h> 401 # include <asm/setup.h> 402 # include <asm/u-boot-arm.h> /* ARM version to be fixed! */ 403 #endif /* CONFIG_ARM */ 404 #ifdef CONFIG_X86 /* x86 version to be fixed! */ 405 # include <asm/u-boot-x86.h> 406 #endif /* CONFIG_X86 */ 407 #ifdef CONFIG_SANDBOX 408 # include <asm/u-boot-sandbox.h> /* TODO(sjg) what needs to be fixed? */ 409 #endif 410 #ifdef CONFIG_NDS32 411 # include <asm/mach-types.h> 412 # include <asm/setup.h> 413 # include <asm/u-boot-nds32.h> 414 #endif /* CONFIG_NDS32 */ 415 #ifdef CONFIG_MIPS 416 # include <asm/u-boot-mips.h> 417 #endif /* CONFIG_MIPS */ 418 #ifdef CONFIG_ARC 419 # include <asm/u-boot-arc.h> 420 #endif /* CONFIG_ARC */ 421 422 #ifdef CONFIG_AUTO_COMPLETE 423 int env_complete(char *var, int maxv, char *cmdv[], int maxsz, char *buf); 424 #endif 425 int get_env_id (void); 426 427 void pci_init (void); 428 void pci_init_board(void); 429 430 #if defined(CONFIG_PCI) && defined(CONFIG_4xx) 431 int pci_pre_init (struct pci_controller *); 432 int is_pci_host (struct pci_controller *); 433 #endif 434 435 #if defined(CONFIG_PCI) && (defined(CONFIG_440) || defined(CONFIG_405EX)) 436 # if defined(CONFIG_SYS_PCI_TARGET_INIT) 437 void pci_target_init (struct pci_controller *); 438 # endif 439 # if defined(CONFIG_SYS_PCI_MASTER_INIT) 440 void pci_master_init (struct pci_controller *); 441 # endif 442 #if defined(CONFIG_440SPE) || \ 443 defined(CONFIG_460EX) || defined(CONFIG_460GT) || \ 444 defined(CONFIG_405EX) 445 void pcie_setup_hoses(int busno); 446 #endif 447 #endif 448 449 int misc_init_f (void); 450 int misc_init_r (void); 451 452 /* common/exports.c */ 453 void jumptable_init(void); 454 455 /* common/kallsysm.c */ 456 const char *symbol_lookup(unsigned long addr, unsigned long *caddr); 457 458 /* api/api.c */ 459 void api_init (void); 460 461 /* common/memsize.c */ 462 long get_ram_size (long *, long); 463 phys_size_t get_effective_memsize(void); 464 465 /* $(BOARD)/$(BOARD).c */ 466 void reset_phy (void); 467 void fdc_hw_init (void); 468 469 /* $(BOARD)/eeprom.c */ 470 void eeprom_init (int bus); 471 int eeprom_read (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt); 472 int eeprom_write (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt); 473 474 /* 475 * Set this up regardless of board 476 * type, to prevent errors. 477 */ 478 #if defined(CONFIG_SPI) || !defined(CONFIG_SYS_I2C_EEPROM_ADDR) 479 # define CONFIG_SYS_DEF_EEPROM_ADDR 0 480 #else 481 #if !defined(CONFIG_ENV_EEPROM_IS_ON_I2C) 482 # define CONFIG_SYS_DEF_EEPROM_ADDR CONFIG_SYS_I2C_EEPROM_ADDR 483 #endif 484 #endif /* CONFIG_SPI || !defined(CONFIG_SYS_I2C_EEPROM_ADDR) */ 485 486 #if defined(CONFIG_SPI) 487 extern void spi_init_f (void); 488 extern void spi_init_r (void); 489 extern ssize_t spi_read (uchar *, int, uchar *, int); 490 extern ssize_t spi_write (uchar *, int, uchar *, int); 491 #endif 492 493 /* $(BOARD)/$(BOARD).c */ 494 int board_early_init_f (void); 495 int board_late_init (void); 496 int board_postclk_init (void); /* after clocks/timebase, before env/serial */ 497 int board_early_init_r (void); 498 void board_poweroff (void); 499 500 #if defined(CONFIG_SYS_DRAM_TEST) 501 int testdram(void); 502 #endif /* CONFIG_SYS_DRAM_TEST */ 503 504 /* $(CPU)/start.S */ 505 #if defined(CONFIG_5xx) || \ 506 defined(CONFIG_8xx) 507 uint get_immr (uint); 508 #endif 509 #if defined(CONFIG_MPC5xxx) 510 uint get_svr (void); 511 #endif 512 uint get_pvr (void); 513 uint get_svr (void); 514 uint rd_ic_cst (void); 515 void wr_ic_cst (uint); 516 void wr_ic_adr (uint); 517 uint rd_dc_cst (void); 518 void wr_dc_cst (uint); 519 void wr_dc_adr (uint); 520 int icache_status (void); 521 void icache_enable (void); 522 void icache_disable(void); 523 int dcache_status (void); 524 void dcache_enable (void); 525 void dcache_disable(void); 526 void mmu_disable(void); 527 #if defined(CONFIG_ARM) 528 void relocate_code(ulong); 529 #else 530 void relocate_code(ulong, gd_t *, ulong) __attribute__ ((noreturn)); 531 #endif 532 ulong get_endaddr (void); 533 void trap_init (ulong); 534 #if defined (CONFIG_4xx) || \ 535 defined (CONFIG_MPC5xxx) || \ 536 defined (CONFIG_MPC85xx) || \ 537 defined (CONFIG_MPC86xx) || \ 538 defined (CONFIG_MPC83xx) 539 unsigned char in8(unsigned int); 540 void out8(unsigned int, unsigned char); 541 unsigned short in16(unsigned int); 542 unsigned short in16r(unsigned int); 543 void out16(unsigned int, unsigned short value); 544 void out16r(unsigned int, unsigned short value); 545 unsigned long in32(unsigned int); 546 unsigned long in32r(unsigned int); 547 void out32(unsigned int, unsigned long value); 548 void out32r(unsigned int, unsigned long value); 549 void ppcDcbf(unsigned long value); 550 void ppcDcbi(unsigned long value); 551 void ppcSync(void); 552 void ppcDcbz(unsigned long value); 553 #endif 554 #if defined (CONFIG_MICROBLAZE) 555 unsigned short in16(unsigned int); 556 void out16(unsigned int, unsigned short value); 557 #endif 558 559 #if defined (CONFIG_MPC83xx) 560 void ppcDWload(unsigned int *addr, unsigned int *ret); 561 void ppcDWstore(unsigned int *addr, unsigned int *value); 562 void disable_addr_trans(void); 563 void enable_addr_trans(void); 564 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) 565 void ddr_enable_ecc(unsigned int dram_size); 566 #endif 567 #endif 568 569 /* 570 * Return the current value of a monotonically increasing microsecond timer. 571 * Granularity may be larger than 1us if hardware does not support this. 572 */ 573 ulong timer_get_us(void); 574 575 /* $(CPU)/cpu.c */ 576 static inline int cpumask_next(int cpu, unsigned int mask) 577 { 578 for (cpu++; !((1 << cpu) & mask); cpu++) 579 ; 580 581 return cpu; 582 } 583 584 #define for_each_cpu(iter, cpu, num_cpus, mask) \ 585 for (iter = 0, cpu = cpumask_next(-1, mask); \ 586 iter < num_cpus; \ 587 iter++, cpu = cpumask_next(cpu, mask)) \ 588 589 int cpu_numcores (void); 590 int cpu_num_dspcores(void); 591 u32 cpu_mask (void); 592 u32 cpu_dsp_mask(void); 593 int is_core_valid (unsigned int); 594 int probecpu (void); 595 int checkcpu (void); 596 int checkicache (void); 597 int checkdcache (void); 598 void upmconfig (unsigned int, unsigned int *, unsigned int); 599 ulong get_tbclk (void); 600 void reset_misc (void); 601 void reset_cpu (ulong addr); 602 #if defined (CONFIG_OF_LIBFDT) && defined (CONFIG_OF_BOARD_SETUP) 603 void ft_cpu_setup(void *blob, bd_t *bd); 604 #ifdef CONFIG_PCI 605 void ft_pci_setup(void *blob, bd_t *bd); 606 #endif 607 #endif 608 609 void smp_set_core_boot_addr(unsigned long addr, int corenr); 610 void smp_kick_all_cpus(void); 611 612 /* $(CPU)/serial.c */ 613 int serial_init (void); 614 void serial_setbrg (void); 615 void serial_putc (const char); 616 void serial_putc_raw(const char); 617 void serial_puts (const char *); 618 int serial_getc (void); 619 int serial_tstc (void); 620 621 /* These versions take a stdio_dev pointer */ 622 struct stdio_dev; 623 int serial_stub_getc(struct stdio_dev *sdev); 624 int serial_stub_tstc(struct stdio_dev *sdev); 625 626 /* $(CPU)/speed.c */ 627 int get_clocks (void); 628 int get_clocks_866 (void); 629 int sdram_adjust_866 (void); 630 int adjust_sdram_tbs_8xx (void); 631 #if defined(CONFIG_MPC8260) 632 int prt_8260_clks (void); 633 #elif defined(CONFIG_MPC5xxx) 634 int prt_mpc5xxx_clks (void); 635 #endif 636 #ifdef CONFIG_4xx 637 ulong get_OPB_freq (void); 638 ulong get_PCI_freq (void); 639 #endif 640 #if defined(CONFIG_S3C24X0) || \ 641 defined(CONFIG_LH7A40X) || \ 642 defined(CONFIG_EP93XX) 643 ulong get_FCLK (void); 644 ulong get_HCLK (void); 645 ulong get_PCLK (void); 646 ulong get_UCLK (void); 647 #endif 648 #if defined(CONFIG_LH7A40X) 649 ulong get_PLLCLK (void); 650 #endif 651 #if defined(CONFIG_IMX) 652 ulong get_systemPLLCLK(void); 653 ulong get_FCLK(void); 654 ulong get_HCLK(void); 655 ulong get_BCLK(void); 656 ulong get_PERCLK1(void); 657 ulong get_PERCLK2(void); 658 ulong get_PERCLK3(void); 659 #endif 660 ulong get_bus_freq (ulong); 661 int get_serial_clock(void); 662 663 #if defined(CONFIG_MPC85xx) 664 typedef MPC85xx_SYS_INFO sys_info_t; 665 void get_sys_info ( sys_info_t * ); 666 # if defined(CONFIG_OF_LIBFDT) 667 void ft_fixup_cpu(void *, u64); 668 void ft_fixup_num_cores(void *); 669 # endif 670 #endif 671 #if defined(CONFIG_MPC86xx) 672 typedef MPC86xx_SYS_INFO sys_info_t; 673 void get_sys_info ( sys_info_t * ); 674 static inline ulong get_ddr_freq(ulong dummy) 675 { 676 return get_bus_freq(dummy); 677 } 678 #else 679 ulong get_ddr_freq(ulong); 680 #endif 681 682 #if defined(CONFIG_4xx) 683 # if defined(CONFIG_440) 684 # if defined(CONFIG_440SPE) 685 unsigned long determine_sysper(void); 686 unsigned long determine_pci_clock_per(void); 687 # endif 688 # endif 689 typedef PPC4xx_SYS_INFO sys_info_t; 690 int ppc440spe_revB(void); 691 void get_sys_info ( sys_info_t * ); 692 #endif 693 694 /* $(CPU)/cpu_init.c */ 695 #if defined(CONFIG_8xx) || defined(CONFIG_MPC8260) 696 void cpu_init_f (volatile immap_t *immr); 697 #endif 698 #if defined(CONFIG_4xx) || defined(CONFIG_MCF52x2) || defined(CONFIG_MPC86xx) 699 void cpu_init_f (void); 700 #endif 701 #ifdef CONFIG_MPC85xx 702 ulong cpu_init_f(void); 703 #endif 704 705 int cpu_init_r (void); 706 #if defined(CONFIG_MPC8260) 707 int prt_8260_rsr (void); 708 #elif defined(CONFIG_MPC83xx) 709 int prt_83xx_rsr (void); 710 #endif 711 712 /* $(CPU)/interrupts.c */ 713 int interrupt_init (void); 714 void timer_interrupt (struct pt_regs *); 715 void external_interrupt (struct pt_regs *); 716 void irq_install_handler(int, interrupt_handler_t *, void *); 717 void irq_free_handler (int); 718 void reset_timer (void); 719 ulong get_timer (ulong base); 720 721 /* Return value of monotonic microsecond timer */ 722 unsigned long timer_get_us(void); 723 724 void enable_interrupts (void); 725 int disable_interrupts (void); 726 727 /* $(CPU)/.../commproc.c */ 728 int dpram_init (void); 729 uint dpram_base(void); 730 uint dpram_base_align(uint align); 731 uint dpram_alloc(uint size); 732 uint dpram_alloc_align(uint size,uint align); 733 void bootcount_store (ulong); 734 ulong bootcount_load (void); 735 #define BOOTCOUNT_MAGIC 0xB001C041 736 737 /* $(CPU)/.../<eth> */ 738 void mii_init (void); 739 740 /* $(CPU)/.../lcd.c */ 741 ulong lcd_setmem (ulong); 742 743 /* $(CPU)/.../video.c */ 744 ulong video_setmem (ulong); 745 746 /* arch/$(ARCH)/lib/cache.c */ 747 void enable_caches(void); 748 void flush_cache (unsigned long, unsigned long); 749 void flush_dcache_all(void); 750 void flush_dcache_range(unsigned long start, unsigned long stop); 751 void invalidate_dcache_range(unsigned long start, unsigned long stop); 752 void invalidate_dcache_all(void); 753 void invalidate_icache_all(void); 754 755 enum { 756 /* Disable caches (else flush caches but leave them active) */ 757 CBL_DISABLE_CACHES = 1 << 0, 758 CBL_SHOW_BOOTSTAGE_REPORT = 1 << 1, 759 760 CBL_ALL = 3, 761 }; 762 763 /** 764 * Clean up ready for linux 765 * 766 * @param flags Flags to control what is done 767 */ 768 int cleanup_before_linux_select(int flags); 769 770 /* arch/$(ARCH)/lib/ticks.S */ 771 uint64_t get_ticks(void); 772 void wait_ticks (unsigned long); 773 774 /* arch/$(ARCH)/lib/time.c */ 775 void __udelay (unsigned long); 776 ulong usec2ticks (unsigned long usec); 777 ulong ticks2usec (unsigned long ticks); 778 int init_timebase (void); 779 780 /* lib/gunzip.c */ 781 int gunzip(void *, int, unsigned char *, unsigned long *); 782 int zunzip(void *dst, int dstlen, unsigned char *src, unsigned long *lenp, 783 int stoponerr, int offset); 784 785 /** 786 * gzwrite progress indicators: defined weak to allow board-specific 787 * overrides: 788 * 789 * gzwrite_progress_init called on startup 790 * gzwrite_progress called during decompress/write loop 791 * gzwrite_progress_finish called at end of loop to 792 * indicate success (retcode=0) or failure 793 */ 794 void gzwrite_progress_init(u64 expected_size); 795 796 void gzwrite_progress(int iteration, 797 u64 bytes_written, 798 u64 total_bytes); 799 800 void gzwrite_progress_finish(int retcode, 801 u64 totalwritten, 802 u64 totalsize, 803 u32 expected_crc, 804 u32 calculated_crc); 805 806 /** 807 * decompress and write gzipped image from memory to block device 808 * 809 * @param src compressed image address 810 * @param len compressed image length in bytes 811 * @param dev block device descriptor 812 * @param szwritebuf bytes per write (pad to erase size) 813 * @param startoffs offset in bytes of first write 814 * @param szexpected expected uncompressed length 815 * may be zero to use gzip trailer 816 * for files under 4GiB 817 */ 818 int gzwrite(unsigned char *src, int len, 819 struct block_dev_desc *dev, 820 unsigned long szwritebuf, 821 u64 startoffs, 822 u64 szexpected); 823 824 /* lib/lz4_wrapper.c */ 825 int ulz4fn(const void *src, size_t srcn, void *dst, size_t *dstn); 826 827 /* lib/qsort.c */ 828 void qsort(void *base, size_t nmemb, size_t size, 829 int(*compar)(const void *, const void *)); 830 int strcmp_compar(const void *, const void *); 831 832 /* lib/time.c */ 833 void udelay (unsigned long); 834 void mdelay(unsigned long); 835 836 /* lib/uuid.c */ 837 #include <uuid.h> 838 839 /* lib/vsprintf.c */ 840 #include <vsprintf.h> 841 842 /* lib/strmhz.c */ 843 char * strmhz(char *buf, unsigned long hz); 844 845 /* lib/crc32.c */ 846 #include <u-boot/crc.h> 847 848 /* lib/rand.c */ 849 #define RAND_MAX -1U 850 void srand(unsigned int seed); 851 unsigned int rand(void); 852 unsigned int rand_r(unsigned int *seedp); 853 854 /* 855 * STDIO based functions (can always be used) 856 */ 857 /* serial stuff */ 858 int serial_printf (const char *fmt, ...) 859 __attribute__ ((format (__printf__, 1, 2))); 860 /* stdin */ 861 int getc(void); 862 int tstc(void); 863 864 /* stdout */ 865 #if defined(CONFIG_SPL_BUILD) && !defined(CONFIG_SPL_SERIAL_SUPPORT) 866 #define putc(...) do { } while (0) 867 #define puts(...) do { } while (0) 868 #define printf(...) do { } while (0) 869 #define vprintf(...) do { } while (0) 870 #else 871 void putc(const char c); 872 void puts(const char *s); 873 int printf(const char *fmt, ...) 874 __attribute__ ((format (__printf__, 1, 2))); 875 int vprintf(const char *fmt, va_list args); 876 #endif 877 878 /* stderr */ 879 #define eputc(c) fputc(stderr, c) 880 #define eputs(s) fputs(stderr, s) 881 #define eprintf(fmt,args...) fprintf(stderr,fmt ,##args) 882 883 /* 884 * FILE based functions (can only be used AFTER relocation!) 885 */ 886 #define stdin 0 887 #define stdout 1 888 #define stderr 2 889 #define MAX_FILES 3 890 891 int fprintf(int file, const char *fmt, ...) 892 __attribute__ ((format (__printf__, 2, 3))); 893 void fputs(int file, const char *s); 894 void fputc(int file, const char c); 895 int ftstc(int file); 896 int fgetc(int file); 897 898 /* lib/gzip.c */ 899 int gzip(void *dst, unsigned long *lenp, 900 unsigned char *src, unsigned long srclen); 901 int zzip(void *dst, unsigned long *lenp, unsigned char *src, 902 unsigned long srclen, int stoponerr, 903 int (*func)(unsigned long, unsigned long)); 904 905 /* lib/net_utils.c */ 906 #include <net.h> 907 static inline struct in_addr getenv_ip(char *var) 908 { 909 return string_to_ip(getenv(var)); 910 } 911 912 int pcmcia_init (void); 913 914 #ifdef CONFIG_STATUS_LED 915 # include <status_led.h> 916 #endif 917 918 #include <bootstage.h> 919 920 #ifdef CONFIG_SHOW_ACTIVITY 921 void show_activity(int arg); 922 #endif 923 924 /* Multicore arch functions */ 925 #ifdef CONFIG_MP 926 int cpu_status(int nr); 927 int cpu_reset(int nr); 928 int cpu_disable(int nr); 929 int cpu_release(int nr, int argc, char * const argv[]); 930 #endif 931 932 #endif /* __ASSEMBLY__ */ 933 934 #ifdef CONFIG_PPC 935 /* 936 * Has to be included outside of the #ifndef __ASSEMBLY__ section. 937 * Otherwise might lead to compilation errors in assembler files. 938 */ 939 #include <asm/cache.h> 940 #endif 941 942 /* Put only stuff here that the assembler can digest */ 943 944 #ifdef CONFIG_POST 945 #define CONFIG_HAS_POST 946 #ifndef CONFIG_POST_ALT_LIST 947 #define CONFIG_POST_STD_LIST 948 #endif 949 #endif 950 951 #ifdef CONFIG_INIT_CRITICAL 952 #error CONFIG_INIT_CRITICAL is deprecated! 953 #error Read section CONFIG_SKIP_LOWLEVEL_INIT in README. 954 #endif 955 956 #define ROUND(a,b) (((a) + (b) - 1) & ~((b) - 1)) 957 958 /* 959 * check_member() - Check the offset of a structure member 960 * 961 * @structure: Name of structure (e.g. global_data) 962 * @member: Name of member (e.g. baudrate) 963 * @offset: Expected offset in bytes 964 */ 965 #define check_member(structure, member, offset) _Static_assert( \ 966 offsetof(struct structure, member) == offset, \ 967 "`struct " #structure "` offset for `" #member "` is not " #offset) 968 969 /* Avoid using CONFIG_EFI_STUB directly as we may boot from other loaders */ 970 #ifdef CONFIG_EFI_STUB 971 #define ll_boot_init() false 972 #else 973 #define ll_boot_init() true 974 #endif 975 976 /* Pull in stuff for the build system */ 977 #ifdef DO_DEPS_ONLY 978 # include <environment.h> 979 #endif 980 981 #endif /* __COMMON_H_ */ 982