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 /* Define this at the top of a file to add a prefix to debug messages */ 105 #ifndef pr_fmt 106 #define pr_fmt(fmt) fmt 107 #endif 108 109 /* 110 * Output a debug text when condition "cond" is met. The "cond" should be 111 * computed by a preprocessor in the best case, allowing for the best 112 * optimization. 113 */ 114 #define debug_cond(cond, fmt, args...) \ 115 do { \ 116 if (cond) \ 117 printf(pr_fmt(fmt), ##args); \ 118 } while (0) 119 120 /* Show a message if DEBUG is defined in a file */ 121 #define debug(fmt, args...) \ 122 debug_cond(_DEBUG, fmt, ##args) 123 124 /* 125 * An assertion is run-time check done in debug mode only. If DEBUG is not 126 * defined then it is skipped. If DEBUG is defined and the assertion fails, 127 * then it calls panic*( which may or may not reset/halt U-Boot (see 128 * CONFIG_PANIC_HANG), It is hoped that all failing assertions are found 129 * before release, and after release it is hoped that they don't matter. But 130 * in any case these failing assertions cannot be fixed with a reset (which 131 * may just do the same assertion again). 132 */ 133 void __assert_fail(const char *assertion, const char *file, unsigned line, 134 const char *function); 135 #define assert(x) \ 136 ({ if (!(x) && _DEBUG) \ 137 __assert_fail(#x, __FILE__, __LINE__, __func__); }) 138 139 #define error(fmt, args...) do { \ 140 printf("ERROR: " pr_fmt(fmt) "\nat %s:%d/%s()\n", \ 141 ##args, __FILE__, __LINE__, __func__); \ 142 } while (0) 143 144 #ifndef BUG 145 #define BUG() do { \ 146 printf("BUG: failure at %s:%d/%s()!\n", __FILE__, __LINE__, __FUNCTION__); \ 147 panic("BUG!"); \ 148 } while (0) 149 #define BUG_ON(condition) do { if (unlikely((condition)!=0)) BUG(); } while(0) 150 #endif /* BUG */ 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 void ft_cpu_setup(void *blob, bd_t *bd); 603 void ft_pci_setup(void *blob, bd_t *bd); 604 605 void smp_set_core_boot_addr(unsigned long addr, int corenr); 606 void smp_kick_all_cpus(void); 607 608 /* $(CPU)/serial.c */ 609 int serial_init (void); 610 void serial_setbrg (void); 611 void serial_putc (const char); 612 void serial_putc_raw(const char); 613 void serial_puts (const char *); 614 int serial_getc (void); 615 int serial_tstc (void); 616 617 /* These versions take a stdio_dev pointer */ 618 struct stdio_dev; 619 int serial_stub_getc(struct stdio_dev *sdev); 620 int serial_stub_tstc(struct stdio_dev *sdev); 621 622 /* $(CPU)/speed.c */ 623 int get_clocks (void); 624 int get_clocks_866 (void); 625 int sdram_adjust_866 (void); 626 int adjust_sdram_tbs_8xx (void); 627 #if defined(CONFIG_MPC8260) 628 int prt_8260_clks (void); 629 #elif defined(CONFIG_MPC5xxx) 630 int prt_mpc5xxx_clks (void); 631 #endif 632 #ifdef CONFIG_4xx 633 ulong get_OPB_freq (void); 634 ulong get_PCI_freq (void); 635 #endif 636 #if defined(CONFIG_S3C24X0) || \ 637 defined(CONFIG_LH7A40X) || \ 638 defined(CONFIG_EP93XX) 639 ulong get_FCLK (void); 640 ulong get_HCLK (void); 641 ulong get_PCLK (void); 642 ulong get_UCLK (void); 643 #endif 644 #if defined(CONFIG_LH7A40X) 645 ulong get_PLLCLK (void); 646 #endif 647 #if defined(CONFIG_IMX) 648 ulong get_systemPLLCLK(void); 649 ulong get_FCLK(void); 650 ulong get_HCLK(void); 651 ulong get_BCLK(void); 652 ulong get_PERCLK1(void); 653 ulong get_PERCLK2(void); 654 ulong get_PERCLK3(void); 655 #endif 656 ulong get_bus_freq (ulong); 657 int get_serial_clock(void); 658 659 #if defined(CONFIG_MPC85xx) 660 typedef MPC85xx_SYS_INFO sys_info_t; 661 void get_sys_info ( sys_info_t * ); 662 void ft_fixup_cpu(void *, u64); 663 void ft_fixup_num_cores(void *); 664 #endif 665 #if defined(CONFIG_MPC86xx) 666 typedef MPC86xx_SYS_INFO sys_info_t; 667 void get_sys_info ( sys_info_t * ); 668 static inline ulong get_ddr_freq(ulong dummy) 669 { 670 return get_bus_freq(dummy); 671 } 672 #else 673 ulong get_ddr_freq(ulong); 674 #endif 675 676 #if defined(CONFIG_4xx) 677 # if defined(CONFIG_440) 678 # if defined(CONFIG_440SPE) 679 unsigned long determine_sysper(void); 680 unsigned long determine_pci_clock_per(void); 681 # endif 682 # endif 683 typedef PPC4xx_SYS_INFO sys_info_t; 684 int ppc440spe_revB(void); 685 void get_sys_info ( sys_info_t * ); 686 #endif 687 688 /* $(CPU)/cpu_init.c */ 689 #if defined(CONFIG_8xx) || defined(CONFIG_MPC8260) 690 void cpu_init_f (volatile immap_t *immr); 691 #endif 692 #if defined(CONFIG_4xx) || defined(CONFIG_MCF52x2) || defined(CONFIG_MPC86xx) 693 void cpu_init_f (void); 694 #endif 695 #ifdef CONFIG_MPC85xx 696 ulong cpu_init_f(void); 697 #endif 698 699 int cpu_init_r (void); 700 #if defined(CONFIG_MPC8260) 701 int prt_8260_rsr (void); 702 #elif defined(CONFIG_MPC83xx) 703 int prt_83xx_rsr (void); 704 #endif 705 706 /* $(CPU)/interrupts.c */ 707 int interrupt_init (void); 708 void timer_interrupt (struct pt_regs *); 709 void external_interrupt (struct pt_regs *); 710 void irq_install_handler(int, interrupt_handler_t *, void *); 711 void irq_free_handler (int); 712 void reset_timer (void); 713 ulong get_timer (ulong base); 714 715 /* Return value of monotonic microsecond timer */ 716 unsigned long timer_get_us(void); 717 718 void enable_interrupts (void); 719 int disable_interrupts (void); 720 721 /* $(CPU)/.../commproc.c */ 722 int dpram_init (void); 723 uint dpram_base(void); 724 uint dpram_base_align(uint align); 725 uint dpram_alloc(uint size); 726 uint dpram_alloc_align(uint size,uint align); 727 void bootcount_store (ulong); 728 ulong bootcount_load (void); 729 #define BOOTCOUNT_MAGIC 0xB001C041 730 731 /* $(CPU)/.../<eth> */ 732 void mii_init (void); 733 734 /* $(CPU)/.../lcd.c */ 735 ulong lcd_setmem (ulong); 736 737 /* $(CPU)/.../video.c */ 738 ulong video_setmem (ulong); 739 740 /* arch/$(ARCH)/lib/cache.c */ 741 void enable_caches(void); 742 void flush_cache (unsigned long, unsigned long); 743 void flush_dcache_all(void); 744 void flush_dcache_range(unsigned long start, unsigned long stop); 745 void invalidate_dcache_range(unsigned long start, unsigned long stop); 746 void invalidate_dcache_all(void); 747 void invalidate_icache_all(void); 748 749 enum { 750 /* Disable caches (else flush caches but leave them active) */ 751 CBL_DISABLE_CACHES = 1 << 0, 752 CBL_SHOW_BOOTSTAGE_REPORT = 1 << 1, 753 754 CBL_ALL = 3, 755 }; 756 757 /** 758 * Clean up ready for linux 759 * 760 * @param flags Flags to control what is done 761 */ 762 int cleanup_before_linux_select(int flags); 763 764 /* arch/$(ARCH)/lib/ticks.S */ 765 uint64_t get_ticks(void); 766 void wait_ticks (unsigned long); 767 768 /* arch/$(ARCH)/lib/time.c */ 769 void __udelay (unsigned long); 770 ulong usec2ticks (unsigned long usec); 771 ulong ticks2usec (unsigned long ticks); 772 int init_timebase (void); 773 774 /* lib/gunzip.c */ 775 int gunzip(void *, int, unsigned char *, unsigned long *); 776 int zunzip(void *dst, int dstlen, unsigned char *src, unsigned long *lenp, 777 int stoponerr, int offset); 778 779 /** 780 * gzwrite progress indicators: defined weak to allow board-specific 781 * overrides: 782 * 783 * gzwrite_progress_init called on startup 784 * gzwrite_progress called during decompress/write loop 785 * gzwrite_progress_finish called at end of loop to 786 * indicate success (retcode=0) or failure 787 */ 788 void gzwrite_progress_init(u64 expected_size); 789 790 void gzwrite_progress(int iteration, 791 u64 bytes_written, 792 u64 total_bytes); 793 794 void gzwrite_progress_finish(int retcode, 795 u64 totalwritten, 796 u64 totalsize, 797 u32 expected_crc, 798 u32 calculated_crc); 799 800 /** 801 * decompress and write gzipped image from memory to block device 802 * 803 * @param src compressed image address 804 * @param len compressed image length in bytes 805 * @param dev block device descriptor 806 * @param szwritebuf bytes per write (pad to erase size) 807 * @param startoffs offset in bytes of first write 808 * @param szexpected expected uncompressed length 809 * may be zero to use gzip trailer 810 * for files under 4GiB 811 */ 812 int gzwrite(unsigned char *src, int len, 813 struct blk_desc *dev, 814 unsigned long szwritebuf, 815 u64 startoffs, 816 u64 szexpected); 817 818 /* lib/lz4_wrapper.c */ 819 int ulz4fn(const void *src, size_t srcn, void *dst, size_t *dstn); 820 821 /* lib/qsort.c */ 822 void qsort(void *base, size_t nmemb, size_t size, 823 int(*compar)(const void *, const void *)); 824 int strcmp_compar(const void *, const void *); 825 826 /* lib/time.c */ 827 void udelay (unsigned long); 828 void mdelay(unsigned long); 829 830 /* lib/uuid.c */ 831 #include <uuid.h> 832 833 /* lib/vsprintf.c */ 834 #include <vsprintf.h> 835 836 /* lib/strmhz.c */ 837 char * strmhz(char *buf, unsigned long hz); 838 839 /* lib/crc32.c */ 840 #include <u-boot/crc.h> 841 842 /* lib/rand.c */ 843 #define RAND_MAX -1U 844 void srand(unsigned int seed); 845 unsigned int rand(void); 846 unsigned int rand_r(unsigned int *seedp); 847 848 /* 849 * STDIO based functions (can always be used) 850 */ 851 /* serial stuff */ 852 int serial_printf (const char *fmt, ...) 853 __attribute__ ((format (__printf__, 1, 2))); 854 /* stdin */ 855 int getc(void); 856 int tstc(void); 857 858 /* stdout */ 859 #if defined(CONFIG_SPL_BUILD) && !defined(CONFIG_SPL_SERIAL_SUPPORT) 860 #define putc(...) do { } while (0) 861 #define puts(...) do { } while (0) 862 #define printf(...) do { } while (0) 863 #define vprintf(...) do { } while (0) 864 #else 865 void putc(const char c); 866 void puts(const char *s); 867 int printf(const char *fmt, ...) 868 __attribute__ ((format (__printf__, 1, 2))); 869 int vprintf(const char *fmt, va_list args); 870 #endif 871 872 /* stderr */ 873 #define eputc(c) fputc(stderr, c) 874 #define eputs(s) fputs(stderr, s) 875 #define eprintf(fmt,args...) fprintf(stderr,fmt ,##args) 876 877 /* 878 * FILE based functions (can only be used AFTER relocation!) 879 */ 880 #define stdin 0 881 #define stdout 1 882 #define stderr 2 883 #define MAX_FILES 3 884 885 int fprintf(int file, const char *fmt, ...) 886 __attribute__ ((format (__printf__, 2, 3))); 887 void fputs(int file, const char *s); 888 void fputc(int file, const char c); 889 int ftstc(int file); 890 int fgetc(int file); 891 892 /* lib/gzip.c */ 893 int gzip(void *dst, unsigned long *lenp, 894 unsigned char *src, unsigned long srclen); 895 int zzip(void *dst, unsigned long *lenp, unsigned char *src, 896 unsigned long srclen, int stoponerr, 897 int (*func)(unsigned long, unsigned long)); 898 899 /* lib/net_utils.c */ 900 #include <net.h> 901 static inline struct in_addr getenv_ip(char *var) 902 { 903 return string_to_ip(getenv(var)); 904 } 905 906 int pcmcia_init (void); 907 908 #ifdef CONFIG_STATUS_LED 909 # include <status_led.h> 910 #endif 911 912 #include <bootstage.h> 913 914 #ifdef CONFIG_SHOW_ACTIVITY 915 void show_activity(int arg); 916 #endif 917 918 /* Multicore arch functions */ 919 #ifdef CONFIG_MP 920 int cpu_status(int nr); 921 int cpu_reset(int nr); 922 int cpu_disable(int nr); 923 int cpu_release(int nr, int argc, char * const argv[]); 924 #endif 925 926 #endif /* __ASSEMBLY__ */ 927 928 #ifdef CONFIG_PPC 929 /* 930 * Has to be included outside of the #ifndef __ASSEMBLY__ section. 931 * Otherwise might lead to compilation errors in assembler files. 932 */ 933 #include <asm/cache.h> 934 #endif 935 936 /* Put only stuff here that the assembler can digest */ 937 938 #ifdef CONFIG_POST 939 #define CONFIG_HAS_POST 940 #ifndef CONFIG_POST_ALT_LIST 941 #define CONFIG_POST_STD_LIST 942 #endif 943 #endif 944 945 #ifdef CONFIG_INIT_CRITICAL 946 #error CONFIG_INIT_CRITICAL is deprecated! 947 #error Read section CONFIG_SKIP_LOWLEVEL_INIT in README. 948 #endif 949 950 #define ROUND(a,b) (((a) + (b) - 1) & ~((b) - 1)) 951 952 /* 953 * check_member() - Check the offset of a structure member 954 * 955 * @structure: Name of structure (e.g. global_data) 956 * @member: Name of member (e.g. baudrate) 957 * @offset: Expected offset in bytes 958 */ 959 #define check_member(structure, member, offset) _Static_assert( \ 960 offsetof(struct structure, member) == offset, \ 961 "`struct " #structure "` offset for `" #member "` is not " #offset) 962 963 /* Avoid using CONFIG_EFI_STUB directly as we may boot from other loaders */ 964 #ifdef CONFIG_EFI_STUB 965 #define ll_boot_init() false 966 #else 967 #define ll_boot_init() true 968 #endif 969 970 /* Pull in stuff for the build system */ 971 #ifdef DO_DEPS_ONLY 972 # include <environment.h> 973 #endif 974 975 #endif /* __COMMON_H_ */ 976