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wdenke2211742002-11-02 23:30:20 +00001/*
Wolfgang Denk3b74e7e2009-05-16 10:47:45 +02002 * (C) Copyright 2000-2009
wdenke2211742002-11-02 23:30:20 +00003 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4 *
Wolfgang Denk3765b3e2013-10-07 13:07:26 +02005 * SPDX-License-Identifier: GPL-2.0+
wdenke2211742002-11-02 23:30:20 +00006 */
7
8#ifndef __COMMON_H_
Wolfgang Denkd0b8fee2012-01-06 07:36:44 +01009#define __COMMON_H_ 1
wdenke2211742002-11-02 23:30:20 +000010
Wolfgang Denkfcd3c872009-07-24 00:17:48 +020011#ifndef __ASSEMBLY__ /* put C only stuff in this section */
12
wdenke2211742002-11-02 23:30:20 +000013typedef unsigned char uchar;
14typedef volatile unsigned long vu_long;
wdenk180d3f72004-01-04 16:28:35 +000015typedef volatile unsigned short vu_short;
wdenke2211742002-11-02 23:30:20 +000016typedef volatile unsigned char vu_char;
17
Andre Przywara2a6713b2017-01-02 11:48:30 +000018/* Allow sharing constants with type modifiers between C and assembly. */
19#define _AC(X, Y) (X##Y)
20
wdenke2211742002-11-02 23:30:20 +000021#include <config.h>
Joe Hershberger2307ea42016-04-04 04:07:33 -050022#include <errno.h>
Masahiro Yamadaa7b81762016-12-28 00:36:00 +090023#include <time.h>
Wolfgang Denk25ddd1f2010-10-26 14:34:52 +020024#include <asm-offsets.h>
wdenke2211742002-11-02 23:30:20 +000025#include <linux/bitops.h>
Masahiro Yamada5bc516e2016-12-28 00:35:59 +090026#include <linux/delay.h>
wdenke2211742002-11-02 23:30:20 +000027#include <linux/types.h>
28#include <linux/string.h>
Marek Vasut9aed5082012-09-27 17:08:15 +020029#include <linux/stringify.h>
wdenke2211742002-11-02 23:30:20 +000030#include <asm/ptrace.h>
31#include <stdarg.h>
Masahiro Yamadacba1da42014-11-07 03:03:28 +090032#include <linux/kernel.h>
Stefan Roesea821d082012-09-19 15:18:52 +020033#if defined(CONFIG_PCI) && defined(CONFIG_4xx)
wdenke2211742002-11-02 23:30:20 +000034#include <pci.h>
35#endif
wdenk180d3f72004-01-04 16:28:35 +000036#if defined(CONFIG_8xx)
wdenke2211742002-11-02 23:30:20 +000037#include <asm/8xx_immap.h>
Masahiro Yamada03f9d7d2014-06-20 13:54:55 +090038#if defined(CONFIG_MPC859) || defined(CONFIG_MPC859T) || \
39 defined(CONFIG_MPC866) || \
wdenkd4ca31c2004-01-02 14:00:00 +000040 defined(CONFIG_MPC866P)
Wolfgang Denkd0b8fee2012-01-06 07:36:44 +010041# define CONFIG_MPC866_FAMILY 1
Masahiro Yamada0ace4d92014-08-06 12:59:51 +090042#elif defined(CONFIG_MPC885)
Wolfgang Denkd0b8fee2012-01-06 07:36:44 +010043# define CONFIG_MPC885_FAMILY 1
wdenk180d3f72004-01-04 16:28:35 +000044#endif
45#if defined(CONFIG_MPC860) \
46 || defined(CONFIG_MPC860T) \
wdenk11142572004-06-06 21:35:06 +000047 || defined(CONFIG_MPC866_FAMILY) \
48 || defined(CONFIG_MPC885_FAMILY)
Wolfgang Denkd0b8fee2012-01-06 07:36:44 +010049# define CONFIG_MPC86x 1
wdenk2535d602003-07-17 23:16:40 +000050#endif
wdenk0db5bca2003-03-31 17:27:09 +000051#elif defined(CONFIG_5xx)
52#include <asm/5xx_immap.h>
wdenk7e6bf352004-12-12 22:06:17 +000053#elif defined(CONFIG_MPC5xxx)
54#include <mpc5xxx.h>
Rafal Jaworowski8993e542007-07-27 14:43:59 +020055#elif defined(CONFIG_MPC512X)
Rafal Jaworowski8993e542007-07-27 14:43:59 +020056#include <asm/immap_512x.h>
Masahiro Yamada58dac322014-03-05 17:40:10 +090057#elif defined(CONFIG_MPC8260)
wdenk04a85b32004-04-15 18:22:41 +000058#if defined(CONFIG_MPC8247) \
wdenk04a85b32004-04-15 18:22:41 +000059 || defined(CONFIG_MPC8272)
Wolfgang Denkd0b8fee2012-01-06 07:36:44 +010060#define CONFIG_MPC8272_FAMILY 1
wdenk04a85b32004-04-15 18:22:41 +000061#endif
wdenke2211742002-11-02 23:30:20 +000062#include <asm/immap_8260.h>
63#endif
Jon Loeligerdebb7352006-04-26 17:58:56 -050064#ifdef CONFIG_MPC86xx
65#include <mpc86xx.h>
66#include <asm/immap_86xx.h>
67#endif
wdenk42d1f032003-10-15 23:53:47 +000068#ifdef CONFIG_MPC85xx
69#include <mpc85xx.h>
70#include <asm/immap_85xx.h>
71#endif
Peter Tyser0f898602009-05-22 17:23:24 -050072#ifdef CONFIG_MPC83xx
Eran Libertyf046ccd2005-07-28 10:08:46 -050073#include <mpc83xx.h>
74#include <asm/immap_83xx.h>
75#endif
wdenke2211742002-11-02 23:30:20 +000076#ifdef CONFIG_4xx
Stefan Roeseb36df562010-09-09 19:18:00 +020077#include <asm/ppc4xx.h>
wdenke2211742002-11-02 23:30:20 +000078#endif
Mike Frysinger6cfcce62008-02-04 19:26:54 -050079#ifdef CONFIG_BLACKFIN
80#include <asm/blackfin.h>
81#endif
Sekhar Nori2819e132009-11-12 11:09:25 -050082#ifdef CONFIG_SOC_DA8XX
83#include <asm/arch/hardware.h>
84#endif
Mingkai Hu9f3183d2015-10-26 19:47:50 +080085#ifdef CONFIG_FSL_LSCH3
86#include <asm/arch/immap_lsch3.h>
87#endif
Mingkai Hu8281c582015-10-26 19:47:51 +080088#ifdef CONFIG_FSL_LSCH2
89#include <asm/arch/immap_lsch2.h>
90#endif
wdenke2211742002-11-02 23:30:20 +000091
92#include <part.h>
93#include <flash.h>
94#include <image.h>
95
Gabe Black4166ecb2014-10-15 04:38:31 -060096/* Bring in printf format macros if inttypes.h is included */
97#define __STDC_FORMAT_MACROS
98
York Sun4d1fd7f2014-02-26 17:03:19 -080099#ifdef __LP64__
100#define CONFIG_SYS_SUPPORT_64BIT_DATA
101#endif
102
Simon Glass21726a72011-06-29 09:49:34 +0000103#ifdef DEBUG
Marek Vasut88a85fb2011-10-24 23:41:42 +0000104#define _DEBUG 1
Simon Glass21726a72011-06-29 09:49:34 +0000105#else
Marek Vasut88a85fb2011-10-24 23:41:42 +0000106#define _DEBUG 0
Simon Glass21726a72011-06-29 09:49:34 +0000107#endif
108
Simon Glass98286822016-06-19 19:43:04 -0600109#ifdef CONFIG_SPL_BUILD
110#define _SPL_BUILD 1
111#else
112#define _SPL_BUILD 0
113#endif
114
Simon Glass5e7f7432016-06-19 19:43:03 -0600115/* Define this at the top of a file to add a prefix to debug messages */
Thierry Redingbe25d872014-11-12 18:26:50 -0700116#ifndef pr_fmt
117#define pr_fmt(fmt) fmt
118#endif
119
Simon Glass21726a72011-06-29 09:49:34 +0000120/*
Marek Vasut88a85fb2011-10-24 23:41:42 +0000121 * Output a debug text when condition "cond" is met. The "cond" should be
122 * computed by a preprocessor in the best case, allowing for the best
123 * optimization.
124 */
Thierry Redingbe25d872014-11-12 18:26:50 -0700125#define debug_cond(cond, fmt, args...) \
126 do { \
127 if (cond) \
128 printf(pr_fmt(fmt), ##args); \
Marek Vasut88a85fb2011-10-24 23:41:42 +0000129 } while (0)
130
Simon Glass5e7f7432016-06-19 19:43:03 -0600131/* Show a message if DEBUG is defined in a file */
Marek Vasut88a85fb2011-10-24 23:41:42 +0000132#define debug(fmt, args...) \
133 debug_cond(_DEBUG, fmt, ##args)
134
Simon Glass98286822016-06-19 19:43:04 -0600135/* Show a message if not in SPL */
136#define warn_non_spl(fmt, args...) \
137 debug_cond(!_SPL_BUILD, fmt, ##args)
138
Marek Vasut88a85fb2011-10-24 23:41:42 +0000139/*
Simon Glass21726a72011-06-29 09:49:34 +0000140 * An assertion is run-time check done in debug mode only. If DEBUG is not
141 * defined then it is skipped. If DEBUG is defined and the assertion fails,
142 * then it calls panic*( which may or may not reset/halt U-Boot (see
143 * CONFIG_PANIC_HANG), It is hoped that all failing assertions are found
144 * before release, and after release it is hoped that they don't matter. But
145 * in any case these failing assertions cannot be fixed with a reset (which
146 * may just do the same assertion again).
147 */
148void __assert_fail(const char *assertion, const char *file, unsigned line,
149 const char *function);
150#define assert(x) \
151 ({ if (!(x) && _DEBUG) \
152 __assert_fail(#x, __FILE__, __LINE__, __func__); })
153
Matthias Kaehlcke594d57d2010-01-31 17:39:49 +0100154#define error(fmt, args...) do { \
Thierry Redingbe25d872014-11-12 18:26:50 -0700155 printf("ERROR: " pr_fmt(fmt) "\nat %s:%d/%s()\n", \
Matthias Kaehlcke594d57d2010-01-31 17:39:49 +0100156 ##args, __FILE__, __LINE__, __func__); \
157} while (0)
158
William Juulcfa460a2007-10-31 13:53:06 +0100159#ifndef BUG
Detlev Zundel43835aa2006-09-01 11:59:23 +0200160#define BUG() do { \
Wolfgang Denk511d0c72006-10-09 00:42:01 +0200161 printf("BUG: failure at %s:%d/%s()!\n", __FILE__, __LINE__, __FUNCTION__); \
Detlev Zundel43835aa2006-09-01 11:59:23 +0200162 panic("BUG!"); \
163} while (0)
164#define BUG_ON(condition) do { if (unlikely((condition)!=0)) BUG(); } while(0)
William Juulcfa460a2007-10-31 13:53:06 +0100165#endif /* BUG */
Detlev Zundel43835aa2006-09-01 11:59:23 +0200166
wdenkc83bf6a2004-01-06 22:38:14 +0000167typedef void (interrupt_handler_t)(void *);
wdenke2211742002-11-02 23:30:20 +0000168
wdenkc83bf6a2004-01-06 22:38:14 +0000169#include <asm/u-boot.h> /* boot information for Linux kernel */
wdenke2211742002-11-02 23:30:20 +0000170#include <asm/global_data.h> /* global data used for startup functions */
171
wdenk71f95112003-06-15 22:40:42 +0000172/*
173 * enable common handling for all TQM8xxL/M boards:
Martin Krause11d9eec2007-09-26 17:55:56 +0200174 * - CONFIG_TQM8xxM will be defined for all TQM8xxM boards
wdenk71f95112003-06-15 22:40:42 +0000175 * - CONFIG_TQM8xxL will be defined for all TQM8xxL _and_ TQM8xxM boards
Martin Krause11d9eec2007-09-26 17:55:56 +0200176 * and for the TQM885D board
wdenk71f95112003-06-15 22:40:42 +0000177 */
178#if defined(CONFIG_TQM823M) || defined(CONFIG_TQM850M) || \
179 defined(CONFIG_TQM855M) || defined(CONFIG_TQM860M) || \
Martin Krause11d9eec2007-09-26 17:55:56 +0200180 defined(CONFIG_TQM862M) || defined(CONFIG_TQM866M)
wdenk71f95112003-06-15 22:40:42 +0000181# ifndef CONFIG_TQM8xxM
182# define CONFIG_TQM8xxM
183# endif
184#endif
wdenke2211742002-11-02 23:30:20 +0000185#if defined(CONFIG_TQM823L) || defined(CONFIG_TQM850L) || \
wdenkd126bfb2003-04-10 11:18:18 +0000186 defined(CONFIG_TQM855L) || defined(CONFIG_TQM860L) || \
Martin Krause11d9eec2007-09-26 17:55:56 +0200187 defined(CONFIG_TQM862L) || defined(CONFIG_TQM8xxM) || \
188 defined(CONFIG_TQM885D)
wdenke2211742002-11-02 23:30:20 +0000189# ifndef CONFIG_TQM8xxL
190# define CONFIG_TQM8xxL
191# endif
192#endif
193
Heiko Schocher3fbeeea2010-09-17 13:10:34 +0200194#if defined(CONFIG_ENV_IS_EMBEDDED)
195#define TOTAL_MALLOC_LEN CONFIG_SYS_MALLOC_LEN
196#elif ( ((CONFIG_ENV_ADDR+CONFIG_ENV_SIZE) < CONFIG_SYS_MONITOR_BASE) || \
197 (CONFIG_ENV_ADDR >= (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)) ) || \
198 defined(CONFIG_ENV_IS_IN_NVRAM)
199#define TOTAL_MALLOC_LEN (CONFIG_SYS_MALLOC_LEN + CONFIG_ENV_SIZE)
200#else
201#define TOTAL_MALLOC_LEN CONFIG_SYS_MALLOC_LEN
202#endif
wdenkc7de8292002-11-19 11:04:11 +0000203
204/*
wdenke2211742002-11-02 23:30:20 +0000205 * Function Prototypes
206 */
Michal Simek0267ba52015-01-30 10:51:46 +0100207int dram_init(void);
wdenke2211742002-11-02 23:30:20 +0000208
wdenkc83bf6a2004-01-06 22:38:14 +0000209void hang (void) __attribute__ ((noreturn));
wdenke2211742002-11-02 23:30:20 +0000210
Wolfgang Denkf6c019c2011-07-30 12:32:45 +0000211int timer_init(void);
212int cpu_init(void);
213
wdenke2211742002-11-02 23:30:20 +0000214/* */
Becky Bruce9973e3c2008-06-09 16:03:40 -0500215phys_size_t initdram (int);
Simon Glassc6da9ae2014-10-15 04:38:35 -0600216
Simon Glass2ea09c82015-04-28 20:25:07 -0600217#include <display_options.h>
wdenke2211742002-11-02 23:30:20 +0000218
219/* common/main.c */
220void main_loop (void);
Simon Glass009dde12012-02-14 19:59:20 +0000221int run_command(const char *cmd, int flag);
Thomas Betker1d43bfd2014-06-05 20:07:57 +0200222int run_command_repeatable(const char *cmd, int flag);
Simon Glassd51004a2012-03-30 21:30:55 +0000223
224/**
225 * Run a list of commands separated by ; or even \0
226 *
227 * Note that if 'len' is not -1, then the command does not need to be nul
228 * terminated, Memory will be allocated for the command in that case.
229 *
230 * @param cmd List of commands to run, each separated bu semicolon
231 * @param len Length of commands excluding terminator if known (-1 if not)
232 * @param flag Execution flags (CMD_FLAG_...)
233 * @return 0 on success, or != 0 on error.
234 */
235int run_command_list(const char *cmd, int len, int flag);
wdenke2211742002-11-02 23:30:20 +0000236
Peter Tyserea0364f2010-04-12 22:28:04 -0500237/* arch/$(ARCH)/lib/board.c */
Masahiro Yamada0365ffc2015-01-14 17:07:05 +0900238void board_init_f(ulong);
239void board_init_r(gd_t *, ulong) __attribute__ ((noreturn));
Simon Glass1fed87d2015-08-10 20:44:30 -0600240
241/**
Albert ARIBAUDecc30662015-11-25 17:56:32 +0100242 * ulong board_init_f_alloc_reserve - allocate reserved area
Simon Glass1fed87d2015-08-10 20:44:30 -0600243 *
244 * This function is called by each architecture very early in the start-up
Albert ARIBAUDecc30662015-11-25 17:56:32 +0100245 * code to allow the C runtime to reserve space on the stack for writable
246 * 'globals' such as GD and the malloc arena.
Simon Glass1fed87d2015-08-10 20:44:30 -0600247 *
Albert ARIBAUDecc30662015-11-25 17:56:32 +0100248 * @top: top of the reserve area, growing down.
249 * @return: bottom of reserved area
Simon Glass1fed87d2015-08-10 20:44:30 -0600250 */
Albert ARIBAUDecc30662015-11-25 17:56:32 +0100251ulong board_init_f_alloc_reserve(ulong top);
252
253/**
254 * board_init_f_init_reserve - initialize the reserved area(s)
255 *
256 * This function is called once the C runtime has allocated the reserved
257 * area on the stack. It must initialize the GD at the base of that area.
258 *
259 * @base: top from which reservation was done
260 */
261void board_init_f_init_reserve(ulong base);
Simon Glass1fed87d2015-08-10 20:44:30 -0600262
263/**
264 * arch_setup_gd() - Set up the global_data pointer
265 *
266 * This pointer is special in some architectures and cannot easily be assigned
267 * to. For example on x86 it is implemented by adding a specific record to its
268 * Global Descriptor Table! So we we provide a function to carry out this task.
269 * For most architectures this can simply be:
270 *
271 * gd = gd_ptr;
272 *
273 * @gd_ptr: Pointer to global data
274 */
275void arch_setup_gd(gd_t *gd_ptr);
276
Masahiro Yamada0365ffc2015-01-14 17:07:05 +0900277int checkboard(void);
278int show_board_info(void);
279int checkflash(void);
280int checkdram(void);
281int last_stage_init(void);
wdenk3b57fe02003-05-30 12:48:29 +0000282extern ulong monitor_flash_len;
Haiying Wangbea3f282006-07-12 10:48:05 -0400283int mac_read_from_eeprom(void);
Masahiro Yamada6ab6b2a2014-02-05 11:28:25 +0900284extern u8 __dtb_dt_begin[]; /* embedded device tree blob */
Hadli, Manjunath8f5d4682012-02-06 00:30:44 +0000285int set_cpu_clk_info(void);
Simon Glass9272a9b2014-04-10 20:01:32 -0600286int mdm_init(void);
Simon Glass1938f4a2013-03-11 06:49:53 +0000287int print_cpuinfo(void);
Simon Glassc2240d42013-03-14 07:20:12 +0000288int update_flash_size(int flash_size);
Simon Glass2c072c92014-02-27 13:26:25 -0700289int arch_early_init_r(void);
wdenke2211742002-11-02 23:30:20 +0000290
Simon Glass15a33e42012-11-30 13:01:20 +0000291/**
Simon Glassd4c671c2015-03-05 12:25:16 -0700292 * arch_cpu_init_dm() - init CPU after driver model is available
293 *
294 * This is called immediately after driver model is available before
295 * relocation. This is similar to arch_cpu_init() but is able to reference
296 * devices
297 *
298 * @return 0 if OK, -ve on error
299 */
300int arch_cpu_init_dm(void);
301
302/**
Andreas Bießmann68145d42015-02-06 23:06:45 +0100303 * Reserve all necessary stacks
304 *
305 * This is used in generic board init sequence in common/board_f.c. Each
306 * architecture could provide this function to tailor the required stacks.
307 *
308 * On entry gd->start_addr_sp is pointing to the suggested top of the stack.
309 * The callee ensures gd->start_add_sp is 16-byte aligned, so architectures
310 * require only this can leave it untouched.
311 *
312 * On exit gd->start_addr_sp and gd->irq_sp should be set to the respective
313 * positions of the stack. The stack pointer(s) will be set to this later.
314 * gd->irq_sp is only required, if the architecture needs it.
315 *
316 * @return 0 if no error
317 */
318__weak int arch_reserve_stacks(void);
319
320/**
Simon Glass15a33e42012-11-30 13:01:20 +0000321 * Show the DRAM size in a board-specific way
322 *
323 * This is used by boards to display DRAM information in their own way.
324 *
325 * @param size Size of DRAM (which should be displayed along with other info)
326 */
Andrew Bradfordea11b402015-05-22 08:30:14 -0400327void board_show_dram(phys_size_t size);
Simon Glass15a33e42012-11-30 13:01:20 +0000328
Simon Glass13d06982013-05-08 08:06:01 +0000329/**
Ma Haijune29607e2014-07-12 14:24:06 +0100330 * arch_fixup_fdt() - Write arch-specific information to fdt
Simon Glass13d06982013-05-08 08:06:01 +0000331 *
Ma Haijune29607e2014-07-12 14:24:06 +0100332 * Defined in arch/$(ARCH)/lib/bootm-fdt.c
Simon Glass13d06982013-05-08 08:06:01 +0000333 *
334 * @blob: FDT blob to write to
335 * @return 0 if ok, or -ve FDT_ERR_... on failure
336 */
Ma Haijune29607e2014-07-12 14:24:06 +0100337int arch_fixup_fdt(void *blob);
Simon Glass13d06982013-05-08 08:06:01 +0000338
wdenke2211742002-11-02 23:30:20 +0000339/* common/flash.c */
340void flash_perror (int);
341
Wolfgang Denk74de7ae2009-04-01 23:34:12 +0200342/* common/cmd_source.c */
343int source (ulong addr, const char *fit_uname);
wdenke2211742002-11-02 23:30:20 +0000344
wdenkc83bf6a2004-01-06 22:38:14 +0000345extern ulong load_addr; /* Default Load Address */
Simon Glass1aec2442011-10-21 18:51:38 +0000346extern ulong save_addr; /* Default Save Address */
347extern ulong save_size; /* Default Save Size */
wdenke2211742002-11-02 23:30:20 +0000348
Jason Hobbs06283a62011-08-31 10:37:30 -0500349/* common/cmd_net.c */
350int do_tftpb(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
351
Rob Herring669df7e2012-05-25 10:47:39 +0000352/* common/cmd_fat.c */
353int do_fat_fsload(cmd_tbl_t *, int, int, char * const []);
354
355/* common/cmd_ext2.c */
356int do_ext2load(cmd_tbl_t *, int, int, char * const []);
357
wdenke2211742002-11-02 23:30:20 +0000358/* common/cmd_nvedit.c */
359int env_init (void);
360void env_relocate (void);
Rafal Jaworowski26a41792008-01-09 18:05:27 +0100361int envmatch (uchar *, int);
Simon Glass20f86a02014-02-27 13:26:21 -0700362
363/* Avoid unfortunate conflict with libc's getenv() */
364#ifdef CONFIG_SANDBOX
365#define getenv uboot_getenv
366#endif
Wolfgang Denk84b5e802011-07-29 14:42:18 +0200367char *getenv (const char *);
368int getenv_f (const char *name, char *buf, unsigned len);
Simon Glass4a9b4132011-10-14 13:25:18 +0000369ulong getenv_ulong(const char *name, int base, ulong default_val);
Simon Glass76b8f792013-04-20 08:42:43 +0000370
371/**
372 * getenv_hex() - Return an environment variable as a hex value
373 *
374 * Decode an environment as a hex number (it may or may not have a 0x
375 * prefix). If the environment variable cannot be found, or does not start
376 * with hex digits, the default value is returned.
377 *
378 * @varname: Variable to decode
379 * @default_val: Value to return on error
380 */
381ulong getenv_hex(const char *varname, ulong default_val);
382
Joe Hershbergerec8a2522012-12-11 22:16:22 -0600383/*
384 * Read an environment variable as a boolean
385 * Return -1 if variable does not exist (default to true)
386 */
387int getenv_yesno(const char *var);
wdenkc83bf6a2004-01-06 22:38:14 +0000388int saveenv (void);
Wolfgang Denk84b5e802011-07-29 14:42:18 +0200389int setenv (const char *, const char *);
Simon Glassd67f10c2011-10-24 17:59:59 +0000390int setenv_ulong(const char *varname, ulong value);
Simon Glassbfc59962013-02-24 17:33:21 +0000391int setenv_hex(const char *varname, ulong value);
392/**
393 * setenv_addr - Set an environment variable to an address in hex
394 *
Robert P. J. Day1bce2ae2013-09-16 07:15:45 -0400395 * @varname: Environment variable to set
Simon Glassbfc59962013-02-24 17:33:21 +0000396 * @addr: Value to set it to
397 * @return 0 if ok, 1 on error
398 */
399static inline int setenv_addr(const char *varname, const void *addr)
400{
401 return setenv_hex(varname, (ulong)addr);
402}
403
wdenke2211742002-11-02 23:30:20 +0000404#ifdef CONFIG_ARM
wdenk96085e32004-12-13 09:49:01 +0000405# include <asm/mach-types.h>
wdenkb6e4c402004-01-02 16:05:07 +0000406# include <asm/setup.h>
wdenke2211742002-11-02 23:30:20 +0000407# include <asm/u-boot-arm.h> /* ARM version to be fixed! */
408#endif /* CONFIG_ARM */
Graeme Russfea25722011-04-13 19:43:28 +1000409#ifdef CONFIG_X86 /* x86 version to be fixed! */
410# include <asm/u-boot-x86.h>
411#endif /* CONFIG_X86 */
Simon Glass744d9852011-10-10 08:22:14 +0000412#ifdef CONFIG_SANDBOX
413# include <asm/u-boot-sandbox.h> /* TODO(sjg) what needs to be fixed? */
414#endif
Macpaul Line7083842011-10-19 20:41:04 +0000415#ifdef CONFIG_NDS32
416# include <asm/mach-types.h>
ken kuoe3c58b02013-06-08 11:14:12 +0800417# include <asm/setup.h>
Macpaul Line7083842011-10-19 20:41:04 +0000418# include <asm/u-boot-nds32.h>
419#endif /* CONFIG_NDS32 */
Daniel Schwierzecke034ea32012-06-03 23:46:04 +0200420#ifdef CONFIG_MIPS
421# include <asm/u-boot-mips.h>
422#endif /* CONFIG_MIPS */
Alexey Brodkinbc5d5422014-02-04 12:56:16 +0400423#ifdef CONFIG_ARC
424# include <asm/u-boot-arc.h>
425#endif /* CONFIG_ARC */
wdenke2211742002-11-02 23:30:20 +0000426
wdenk04a85b32004-04-15 18:22:41 +0000427#ifdef CONFIG_AUTO_COMPLETE
428int env_complete(char *var, int maxv, char *cmdv[], int maxsz, char *buf);
429#endif
Heiko Schocher2f70c492009-02-10 09:38:52 +0100430int get_env_id (void);
wdenk04a85b32004-04-15 18:22:41 +0000431
wdenkc83bf6a2004-01-06 22:38:14 +0000432void pci_init (void);
433void pci_init_board(void);
wdenke2211742002-11-02 23:30:20 +0000434
Stefan Roesea821d082012-09-19 15:18:52 +0200435#if defined(CONFIG_PCI) && defined(CONFIG_4xx)
Matthias Fuchsc71103f2009-07-08 13:43:23 +0200436 int pci_pre_init (struct pci_controller *);
437 int is_pci_host (struct pci_controller *);
Stefan Roese466fff12007-06-25 15:57:39 +0200438#endif
439
Stefan Roesedbbd1252007-10-05 17:10:59 +0200440#if defined(CONFIG_PCI) && (defined(CONFIG_440) || defined(CONFIG_405EX))
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200441# if defined(CONFIG_SYS_PCI_TARGET_INIT)
wdenkc83bf6a2004-01-06 22:38:14 +0000442 void pci_target_init (struct pci_controller *);
wdenke2211742002-11-02 23:30:20 +0000443# endif
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200444# if defined(CONFIG_SYS_PCI_MASTER_INIT)
wdenkc83bf6a2004-01-06 22:38:14 +0000445 void pci_master_init (struct pci_controller *);
wdenke2211742002-11-02 23:30:20 +0000446# endif
Stefan Roese6f2eb3f2008-03-11 15:11:18 +0100447#if defined(CONFIG_440SPE) || \
448 defined(CONFIG_460EX) || defined(CONFIG_460GT) || \
449 defined(CONFIG_405EX)
Grzegorz Bernacki7f191392007-09-07 18:20:23 +0200450 void pcie_setup_hoses(int busno);
Rafal Jaworowski692519b2006-08-10 12:43:17 +0200451#endif
wdenke2211742002-11-02 23:30:20 +0000452#endif
453
454int misc_init_f (void);
455int misc_init_r (void);
456
wdenk27b207f2003-07-24 23:38:38 +0000457/* common/exports.c */
458void jumptable_init(void);
459
Mike Frysingerecb1dc82009-05-20 04:35:14 -0400460/* common/kallsysm.c */
461const char *symbol_lookup(unsigned long addr, unsigned long *caddr);
462
Rafal Jaworowski500856e2008-01-09 19:39:36 +0100463/* api/api.c */
464void api_init (void);
465
wdenkc83bf6a2004-01-06 22:38:14 +0000466/* common/memsize.c */
Albert ARIBAUDa55d23c2011-07-03 05:55:33 +0000467long get_ram_size (long *, long);
York Sune3866162014-02-11 11:57:26 -0800468phys_size_t get_effective_memsize(void);
wdenkc83bf6a2004-01-06 22:38:14 +0000469
wdenke2211742002-11-02 23:30:20 +0000470/* $(BOARD)/$(BOARD).c */
471void reset_phy (void);
wdenkc83bf6a2004-01-06 22:38:14 +0000472void fdc_hw_init (void);
wdenke2211742002-11-02 23:30:20 +0000473
474/* $(BOARD)/eeprom.c */
Marek Vasut354e3ed2015-11-10 20:53:31 +0100475void eeprom_init (int bus);
wdenke2211742002-11-02 23:30:20 +0000476int eeprom_read (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt);
477int eeprom_write (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt);
wdenke2211742002-11-02 23:30:20 +0000478
479/*
480 * Set this up regardless of board
481 * type, to prevent errors.
482 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200483#if defined(CONFIG_SPI) || !defined(CONFIG_SYS_I2C_EEPROM_ADDR)
484# define CONFIG_SYS_DEF_EEPROM_ADDR 0
wdenke2211742002-11-02 23:30:20 +0000485#else
Heiko Schocher548738b2010-01-07 08:55:40 +0100486#if !defined(CONFIG_ENV_EEPROM_IS_ON_I2C)
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200487# define CONFIG_SYS_DEF_EEPROM_ADDR CONFIG_SYS_I2C_EEPROM_ADDR
Heiko Schocher548738b2010-01-07 08:55:40 +0100488#endif
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200489#endif /* CONFIG_SPI || !defined(CONFIG_SYS_I2C_EEPROM_ADDR) */
wdenke2211742002-11-02 23:30:20 +0000490
wdenkbdccc4f2003-08-05 17:43:17 +0000491#if defined(CONFIG_SPI)
wdenke2211742002-11-02 23:30:20 +0000492extern void spi_init_f (void);
493extern void spi_init_r (void);
wdenkc83bf6a2004-01-06 22:38:14 +0000494extern ssize_t spi_read (uchar *, int, uchar *, int);
wdenke2211742002-11-02 23:30:20 +0000495extern ssize_t spi_write (uchar *, int, uchar *, int);
496#endif
497
wdenke2211742002-11-02 23:30:20 +0000498/* $(BOARD)/$(BOARD).c */
wdenkc837dcb2004-01-20 23:12:12 +0000499int board_early_init_f (void);
500int board_late_init (void);
wdenke2211742002-11-02 23:30:20 +0000501int board_postclk_init (void); /* after clocks/timebase, before env/serial */
wdenkc837dcb2004-01-20 23:12:12 +0000502int board_early_init_r (void);
wdenke2211742002-11-02 23:30:20 +0000503void board_poweroff (void);
504
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200505#if defined(CONFIG_SYS_DRAM_TEST)
wdenke2211742002-11-02 23:30:20 +0000506int testdram(void);
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200507#endif /* CONFIG_SYS_DRAM_TEST */
wdenke2211742002-11-02 23:30:20 +0000508
509/* $(CPU)/start.S */
wdenkc83bf6a2004-01-06 22:38:14 +0000510#if defined(CONFIG_5xx) || \
wdenk0db5bca2003-03-31 17:27:09 +0000511 defined(CONFIG_8xx)
wdenke2211742002-11-02 23:30:20 +0000512uint get_immr (uint);
513#endif
wdenk36c72872004-06-09 17:45:32 +0000514#if defined(CONFIG_MPC5xxx)
515uint get_svr (void);
516#endif
wdenke2211742002-11-02 23:30:20 +0000517uint get_pvr (void);
wdenk547b4cb2004-06-09 00:51:50 +0000518uint get_svr (void);
wdenke2211742002-11-02 23:30:20 +0000519uint rd_ic_cst (void);
520void wr_ic_cst (uint);
521void wr_ic_adr (uint);
522uint rd_dc_cst (void);
523void wr_dc_cst (uint);
524void wr_dc_adr (uint);
525int icache_status (void);
526void icache_enable (void);
527void icache_disable(void);
528int dcache_status (void);
529void dcache_enable (void);
530void dcache_disable(void);
Aneesh V2c451f72011-06-16 23:30:47 +0000531void mmu_disable(void);
Benoît Thébaudeau5c6db122013-04-11 09:35:53 +0000532#if defined(CONFIG_ARM)
533void relocate_code(ulong);
534#else
535void relocate_code(ulong, gd_t *, ulong) __attribute__ ((noreturn));
Benoît Thébaudeau959eaa72013-04-11 09:35:43 +0000536#endif
wdenke2211742002-11-02 23:30:20 +0000537ulong get_endaddr (void);
538void trap_init (ulong);
539#if defined (CONFIG_4xx) || \
wdenkeeb1b772004-03-23 22:53:55 +0000540 defined (CONFIG_MPC5xxx) || \
Marian Balakowiczcd94ba32006-03-14 16:02:31 +0100541 defined (CONFIG_MPC85xx) || \
Jon Loeligerdebb7352006-04-26 17:58:56 -0500542 defined (CONFIG_MPC86xx) || \
Peter Tyser0f898602009-05-22 17:23:24 -0500543 defined (CONFIG_MPC83xx)
wdenkc83bf6a2004-01-06 22:38:14 +0000544unsigned char in8(unsigned int);
545void out8(unsigned int, unsigned char);
546unsigned short in16(unsigned int);
547unsigned short in16r(unsigned int);
548void out16(unsigned int, unsigned short value);
549void out16r(unsigned int, unsigned short value);
550unsigned long in32(unsigned int);
551unsigned long in32r(unsigned int);
552void out32(unsigned int, unsigned long value);
553void out32r(unsigned int, unsigned long value);
554void ppcDcbf(unsigned long value);
555void ppcDcbi(unsigned long value);
556void ppcSync(void);
wdenk0ac6f8b2004-07-09 23:27:13 +0000557void ppcDcbz(unsigned long value);
wdenke2211742002-11-02 23:30:20 +0000558#endif
Michal Simek06436312007-04-21 21:02:40 +0200559#if defined (CONFIG_MICROBLAZE)
560unsigned short in16(unsigned int);
561void out16(unsigned int, unsigned short value);
562#endif
wdenke2211742002-11-02 23:30:20 +0000563
Peter Tyser0f898602009-05-22 17:23:24 -0500564#if defined (CONFIG_MPC83xx)
Dave Liu90f30a72006-11-02 18:05:50 -0600565void ppcDWload(unsigned int *addr, unsigned int *ret);
566void ppcDWstore(unsigned int *addr, unsigned int *value);
Heiko Schocher7c6db912011-03-15 12:30:47 +0100567void disable_addr_trans(void);
568void enable_addr_trans(void);
569#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
570void ddr_enable_ecc(unsigned int dram_size);
571#endif
Dave Liu90f30a72006-11-02 18:05:50 -0600572#endif
573
wdenke2211742002-11-02 23:30:20 +0000574/* $(CPU)/cpu.c */
Timur Tabifbb9ecf2011-08-05 16:15:24 -0500575static inline int cpumask_next(int cpu, unsigned int mask)
576{
577 for (cpu++; !((1 << cpu) & mask); cpu++)
578 ;
579
580 return cpu;
581}
582
583#define for_each_cpu(iter, cpu, num_cpus, mask) \
584 for (iter = 0, cpu = cpumask_next(-1, mask); \
585 iter < num_cpus; \
586 iter++, cpu = cpumask_next(cpu, mask)) \
587
Poonam Aggrwal0e870982009-07-31 12:08:14 +0530588int cpu_numcores (void);
Shaveta Leekhab8bf0ad2015-01-19 12:46:54 +0530589int cpu_num_dspcores(void);
Timur Tabifbb9ecf2011-08-05 16:15:24 -0500590u32 cpu_mask (void);
Shaveta Leekhab8bf0ad2015-01-19 12:46:54 +0530591u32 cpu_dsp_mask(void);
Timur Tabifbb9ecf2011-08-05 16:15:24 -0500592int is_core_valid (unsigned int);
Simon Glasscbcbf712017-01-23 13:31:22 -0700593
594/**
595 * arch_cpu_init() - basic cpu-dependent setup for an architecture
596 *
597 * This is called after early malloc is available. It should handle any
598 * CPU- or SoC- specific init needed to continue the init sequence. See
599 * board_f.c for where it is called. If this is not provided, a default
600 * version (which does nothing) will be used.
601 */
602int arch_cpu_init(void);
603
wdenke2211742002-11-02 23:30:20 +0000604int checkcpu (void);
605int checkicache (void);
606int checkdcache (void);
607void upmconfig (unsigned int, unsigned int *, unsigned int);
608ulong get_tbclk (void);
Przemyslaw Marczak1fb4dab2014-09-01 13:50:48 +0200609void reset_misc (void);
wdenk3ec924a2005-04-03 17:23:39 +0000610void reset_cpu (ulong addr);
Kim Phillips6a16e0d2007-08-15 22:30:26 -0500611void ft_cpu_setup(void *blob, bd_t *bd);
Kim Phillips6a16e0d2007-08-15 22:30:26 -0500612void ft_pci_setup(void *blob, bd_t *bd);
Kim Phillips6a16e0d2007-08-15 22:30:26 -0500613
Andre Przywaraba6a1692013-09-19 18:06:44 +0200614void smp_set_core_boot_addr(unsigned long addr, int corenr);
615void smp_kick_all_cpus(void);
wdenke2211742002-11-02 23:30:20 +0000616
617/* $(CPU)/serial.c */
618int serial_init (void);
619void serial_setbrg (void);
620void serial_putc (const char);
wdenk756f5862005-04-03 15:51:42 +0000621void serial_putc_raw(const char);
wdenke2211742002-11-02 23:30:20 +0000622void serial_puts (const char *);
wdenke2211742002-11-02 23:30:20 +0000623int serial_getc (void);
624int serial_tstc (void);
625
Simon Glass709ea542014-07-23 06:54:59 -0600626/* These versions take a stdio_dev pointer */
627struct stdio_dev;
628int serial_stub_getc(struct stdio_dev *sdev);
629int serial_stub_tstc(struct stdio_dev *sdev);
630
wdenke2211742002-11-02 23:30:20 +0000631/* $(CPU)/speed.c */
632int get_clocks (void);
wdenkc178d3d2004-01-24 20:25:54 +0000633int get_clocks_866 (void);
634int sdram_adjust_866 (void);
wdenke9132ea2004-04-24 23:23:30 +0000635int adjust_sdram_tbs_8xx (void);
Masahiro Yamada58dac322014-03-05 17:40:10 +0900636#if defined(CONFIG_MPC8260)
wdenke2211742002-11-02 23:30:20 +0000637int prt_8260_clks (void);
Eran Libertyf046ccd2005-07-28 10:08:46 -0500638#elif defined(CONFIG_MPC5xxx)
wdenk945af8d2003-07-16 21:53:01 +0000639int prt_mpc5xxx_clks (void);
640#endif
wdenke2211742002-11-02 23:30:20 +0000641#ifdef CONFIG_4xx
642ulong get_OPB_freq (void);
643ulong get_PCI_freq (void);
644#endif
kevin.morfitt@fearnside-systems.co.ukac678042009-11-17 18:30:34 +0900645#if defined(CONFIG_S3C24X0) || \
646 defined(CONFIG_LH7A40X) || \
Matthias Kaehlckefcfb6322010-02-01 21:29:39 +0100647 defined(CONFIG_EP93XX)
wdenke2211742002-11-02 23:30:20 +0000648ulong get_FCLK (void);
649ulong get_HCLK (void);
650ulong get_PCLK (void);
651ulong get_UCLK (void);
652#endif
wdenkf39748a2004-06-09 13:37:52 +0000653#if defined(CONFIG_LH7A40X)
654ulong get_PLLCLK (void);
655#endif
wdenk281e00a2004-08-01 22:48:16 +0000656#if defined(CONFIG_IMX)
657ulong get_systemPLLCLK(void);
658ulong get_FCLK(void);
659ulong get_HCLK(void);
660ulong get_BCLK(void);
661ulong get_PERCLK1(void);
662ulong get_PERCLK2(void);
663ulong get_PERCLK3(void);
664#endif
wdenke2211742002-11-02 23:30:20 +0000665ulong get_bus_freq (ulong);
Stefan Roese550650d2010-09-20 16:05:31 +0200666int get_serial_clock(void);
wdenke2211742002-11-02 23:30:20 +0000667
wdenk42d1f032003-10-15 23:53:47 +0000668#if defined(CONFIG_MPC85xx)
669typedef MPC85xx_SYS_INFO sys_info_t;
wdenkc83bf6a2004-01-06 22:38:14 +0000670void get_sys_info ( sys_info_t * );
Simon Glassaa34fbc2016-02-22 22:55:45 -0700671void ft_fixup_cpu(void *, u64);
672void ft_fixup_num_cores(void *);
wdenk42d1f032003-10-15 23:53:47 +0000673#endif
Jon Loeligerdebb7352006-04-26 17:58:56 -0500674#if defined(CONFIG_MPC86xx)
675typedef MPC86xx_SYS_INFO sys_info_t;
676void get_sys_info ( sys_info_t * );
Kumar Gala5df4b0a2011-01-31 20:36:02 -0600677static inline ulong get_ddr_freq(ulong dummy)
678{
679 return get_bus_freq(dummy);
680}
York Sun2f78eae2014-06-23 15:15:54 -0700681#else
682ulong get_ddr_freq(ulong);
Jon Loeligerdebb7352006-04-26 17:58:56 -0500683#endif
wdenk42d1f032003-10-15 23:53:47 +0000684
Stefan Roese99bcad12012-09-19 14:33:52 +0200685#if defined(CONFIG_4xx)
wdenke2211742002-11-02 23:30:20 +0000686# if defined(CONFIG_440)
Marian Balakowicz6c5879f2006-06-30 16:30:46 +0200687# if defined(CONFIG_440SPE)
688 unsigned long determine_sysper(void);
689 unsigned long determine_pci_clock_per(void);
690# endif
wdenke2211742002-11-02 23:30:20 +0000691# endif
Stefan Roese087dfdb2007-10-21 08:12:41 +0200692typedef PPC4xx_SYS_INFO sys_info_t;
Stefan Roesef31d38b2007-11-16 14:16:54 +0100693int ppc440spe_revB(void);
wdenkc83bf6a2004-01-06 22:38:14 +0000694void get_sys_info ( sys_info_t * );
wdenke2211742002-11-02 23:30:20 +0000695#endif
696
697/* $(CPU)/cpu_init.c */
Masahiro Yamada58dac322014-03-05 17:40:10 +0900698#if defined(CONFIG_8xx) || defined(CONFIG_MPC8260)
wdenke2211742002-11-02 23:30:20 +0000699void cpu_init_f (volatile immap_t *immr);
700#endif
York Sun701e6402014-04-30 14:43:47 -0700701#if defined(CONFIG_4xx) || defined(CONFIG_MCF52x2) || defined(CONFIG_MPC86xx)
wdenke2211742002-11-02 23:30:20 +0000702void cpu_init_f (void);
703#endif
York Sun701e6402014-04-30 14:43:47 -0700704#ifdef CONFIG_MPC85xx
705ulong cpu_init_f(void);
706#endif
wdenkbf9e3b32004-02-12 00:47:09 +0000707
wdenke2211742002-11-02 23:30:20 +0000708int cpu_init_r (void);
Masahiro Yamada58dac322014-03-05 17:40:10 +0900709#if defined(CONFIG_MPC8260)
wdenke2211742002-11-02 23:30:20 +0000710int prt_8260_rsr (void);
Peter Tyser0f898602009-05-22 17:23:24 -0500711#elif defined(CONFIG_MPC83xx)
Dave Liu9be39a62007-06-25 10:41:56 +0800712int prt_83xx_rsr (void);
wdenke2211742002-11-02 23:30:20 +0000713#endif
714
715/* $(CPU)/interrupts.c */
wdenkc83bf6a2004-01-06 22:38:14 +0000716int interrupt_init (void);
717void timer_interrupt (struct pt_regs *);
wdenke2211742002-11-02 23:30:20 +0000718void external_interrupt (struct pt_regs *);
719void irq_install_handler(int, interrupt_handler_t *, void *);
720void irq_free_handler (int);
721void reset_timer (void);
Simon Glassb2e16a82013-06-11 11:14:39 -0700722
723/* Return value of monotonic microsecond timer */
724unsigned long timer_get_us(void);
725
wdenke2211742002-11-02 23:30:20 +0000726void enable_interrupts (void);
727int disable_interrupts (void);
728
729/* $(CPU)/.../commproc.c */
730int dpram_init (void);
731uint dpram_base(void);
732uint dpram_base_align(uint align);
733uint dpram_alloc(uint size);
734uint dpram_alloc_align(uint size,uint align);
wdenkbdccc4f2003-08-05 17:43:17 +0000735void bootcount_store (ulong);
736ulong bootcount_load (void);
737#define BOOTCOUNT_MAGIC 0xB001C041
wdenke2211742002-11-02 23:30:20 +0000738
739/* $(CPU)/.../<eth> */
Wolfgang Denkc5bded32007-08-29 14:05:30 +0200740void mii_init (void);
wdenke2211742002-11-02 23:30:20 +0000741
742/* $(CPU)/.../lcd.c */
743ulong lcd_setmem (ulong);
744
wdenke2211742002-11-02 23:30:20 +0000745/* $(CPU)/.../video.c */
746ulong video_setmem (ulong);
747
Peter Tyserea0364f2010-04-12 22:28:04 -0500748/* arch/$(ARCH)/lib/cache.c */
Aneesh Vcba4b182011-08-16 04:33:05 +0000749void enable_caches(void);
wdenke2211742002-11-02 23:30:20 +0000750void flush_cache (unsigned long, unsigned long);
Aneesh V2c451f72011-06-16 23:30:47 +0000751void flush_dcache_all(void);
Stefan Roese03d3bfb2009-01-21 17:20:20 +0100752void flush_dcache_range(unsigned long start, unsigned long stop);
753void invalidate_dcache_range(unsigned long start, unsigned long stop);
Aneesh V2c451f72011-06-16 23:30:47 +0000754void invalidate_dcache_all(void);
755void invalidate_icache_all(void);
wdenk0db5bca2003-03-31 17:27:09 +0000756
Simon Glass4d24a112015-05-13 07:02:25 -0600757enum {
758 /* Disable caches (else flush caches but leave them active) */
759 CBL_DISABLE_CACHES = 1 << 0,
760 CBL_SHOW_BOOTSTAGE_REPORT = 1 << 1,
761
762 CBL_ALL = 3,
763};
764
765/**
766 * Clean up ready for linux
767 *
768 * @param flags Flags to control what is done
769 */
770int cleanup_before_linux_select(int flags);
771
Peter Tyserea0364f2010-04-12 22:28:04 -0500772/* arch/$(ARCH)/lib/ticks.S */
Simon Glass19ea4672014-10-15 04:38:33 -0600773uint64_t get_ticks(void);
wdenke2211742002-11-02 23:30:20 +0000774void wait_ticks (unsigned long);
775
Peter Tyserea0364f2010-04-12 22:28:04 -0500776/* arch/$(ARCH)/lib/time.c */
wdenke2211742002-11-02 23:30:20 +0000777ulong usec2ticks (unsigned long usec);
778ulong ticks2usec (unsigned long ticks);
779int init_timebase (void);
780
Peter Tyser78acc472010-04-12 22:28:05 -0500781/* lib/gunzip.c */
Wolfgang Wegner87d93a12009-12-09 15:16:47 +0100782int gunzip(void *, int, unsigned char *, unsigned long *);
783int zunzip(void *dst, int dstlen, unsigned char *src, unsigned long *lenp,
784 int stoponerr, int offset);
785
Eric Nelson918e9eb2015-02-17 11:30:30 -0700786/**
787 * gzwrite progress indicators: defined weak to allow board-specific
788 * overrides:
789 *
790 * gzwrite_progress_init called on startup
791 * gzwrite_progress called during decompress/write loop
792 * gzwrite_progress_finish called at end of loop to
793 * indicate success (retcode=0) or failure
794 */
795void gzwrite_progress_init(u64 expected_size);
796
797void gzwrite_progress(int iteration,
798 u64 bytes_written,
799 u64 total_bytes);
800
801void gzwrite_progress_finish(int retcode,
802 u64 totalwritten,
803 u64 totalsize,
804 u32 expected_crc,
805 u32 calculated_crc);
806
807/**
808 * decompress and write gzipped image from memory to block device
809 *
810 * @param src compressed image address
811 * @param len compressed image length in bytes
812 * @param dev block device descriptor
813 * @param szwritebuf bytes per write (pad to erase size)
814 * @param startoffs offset in bytes of first write
815 * @param szexpected expected uncompressed length
816 * may be zero to use gzip trailer
817 * for files under 4GiB
818 */
819int gzwrite(unsigned char *src, int len,
Simon Glass4101f682016-02-29 15:25:34 -0700820 struct blk_desc *dev,
Eric Nelson918e9eb2015-02-17 11:30:30 -0700821 unsigned long szwritebuf,
822 u64 startoffs,
823 u64 szexpected);
824
Julius Werner027b7282015-10-06 20:03:53 -0700825/* lib/lz4_wrapper.c */
826int ulz4fn(const void *src, size_t srcn, void *dst, size_t *dstn);
827
Wolfgang Denk54c69772010-06-13 01:45:10 +0200828/* lib/qsort.c */
829void qsort(void *base, size_t nmemb, size_t size,
830 int(*compar)(const void *, const void *));
Mike Frysinger560d4242010-12-17 16:51:59 -0500831int strcmp_compar(const void *, const void *);
Wolfgang Denk54c69772010-06-13 01:45:10 +0200832
Jason Hobbse11938e2011-08-23 11:06:56 +0000833/* lib/uuid.c */
Przemyslaw Marczakd718ded2014-04-02 10:20:03 +0200834#include <uuid.h>
Jason Hobbse11938e2011-08-23 11:06:56 +0000835
Peter Tyser78acc472010-04-12 22:28:05 -0500836/* lib/vsprintf.c */
Simon Glass9785c902011-11-02 09:52:07 +0000837#include <vsprintf.h>
wdenke2211742002-11-02 23:30:20 +0000838
Peter Tyser78acc472010-04-12 22:28:05 -0500839/* lib/strmhz.c */
Ed Swarthout55f79342011-03-05 10:28:17 -0600840char * strmhz(char *buf, unsigned long hz);
Haavard Skinnemoen0768b7a2008-08-18 13:41:27 +0200841
Peter Tyser78acc472010-04-12 22:28:05 -0500842/* lib/crc32.c */
Prafulla Wadaskar449609f2009-08-16 05:28:19 +0530843#include <u-boot/crc.h>
wdenke2211742002-11-02 23:30:20 +0000844
Michael Walle9acf1ca2012-06-05 11:33:14 +0000845/* lib/rand.c */
Michael Walle9acf1ca2012-06-05 11:33:14 +0000846#define RAND_MAX -1U
847void srand(unsigned int seed);
848unsigned int rand(void);
849unsigned int rand_r(unsigned int *seedp);
Michael Walle9acf1ca2012-06-05 11:33:14 +0000850
wdenke2211742002-11-02 23:30:20 +0000851/*
852 * STDIO based functions (can always be used)
853 */
wdenke2211742002-11-02 23:30:20 +0000854/* serial stuff */
Wolfgang Denkd9c27252010-06-20 17:14:14 +0200855int serial_printf (const char *fmt, ...)
Andrew Klossnerdc4b0b32008-07-07 06:41:14 -0700856 __attribute__ ((format (__printf__, 1, 2)));
wdenke2211742002-11-02 23:30:20 +0000857/* stdin */
858int getc(void);
859int tstc(void);
860
861/* stdout */
Simon Glass76f1f382016-09-12 23:18:25 -0600862#if !defined(CONFIG_SPL_BUILD) || \
863 (defined(CONFIG_TPL_BUILD) && defined(CONFIG_TPL_SERIAL_SUPPORT)) || \
864 (defined(CONFIG_SPL_BUILD) && !defined(CONFIG_TPL_BUILD) && \
865 defined(CONFIG_SPL_SERIAL_SUPPORT))
wdenke2211742002-11-02 23:30:20 +0000866void putc(const char c);
867void puts(const char *s);
Wolfgang Denkd9c27252010-06-20 17:14:14 +0200868int printf(const char *fmt, ...)
Andrew Klossnerdc4b0b32008-07-07 06:41:14 -0700869 __attribute__ ((format (__printf__, 1, 2)));
Wolfgang Denkd9c27252010-06-20 17:14:14 +0200870int vprintf(const char *fmt, va_list args);
Simon Glass76f1f382016-09-12 23:18:25 -0600871#else
872#define putc(...) do { } while (0)
873#define puts(...) do { } while (0)
874#define printf(...) do { } while (0)
875#define vprintf(...) do { } while (0)
Heiko Schocher80402f32015-06-29 09:10:46 +0200876#endif
wdenke2211742002-11-02 23:30:20 +0000877
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 */
wdenke2211742002-11-02 23:30:20 +0000886#define stdin 0
887#define stdout 1
888#define stderr 2
889#define MAX_FILES 3
890
Wolfgang Denkd9c27252010-06-20 17:14:14 +0200891int fprintf(int file, const char *fmt, ...)
Andrew Klossnerdc4b0b32008-07-07 06:41:14 -0700892 __attribute__ ((format (__printf__, 2, 3)));
wdenke2211742002-11-02 23:30:20 +0000893void fputs(int file, const char *s);
894void fputc(int file, const char c);
895int ftstc(int file);
896int fgetc(int file);
897
Lei Wen88d52c62012-09-28 04:26:46 +0000898/* lib/gzip.c */
899int gzip(void *dst, unsigned long *lenp,
900 unsigned char *src, unsigned long srclen);
901int zzip(void *dst, unsigned long *lenp, unsigned char *src,
902 unsigned long srclen, int stoponerr,
903 int (*func)(unsigned long, unsigned long));
904
Joe Hershberger4ef8d532012-05-23 08:01:04 +0000905/* lib/net_utils.c */
906#include <net.h>
Joe Hershberger049a95a2015-04-08 01:41:01 -0500907static inline struct in_addr getenv_ip(char *var)
Joe Hershberger4ef8d532012-05-23 08:01:04 +0000908{
909 return string_to_ip(getenv(var));
910}
911
wdenke2211742002-11-02 23:30:20 +0000912int pcmcia_init (void);
913
Uri Mashiach2d8d1902017-01-19 10:51:45 +0200914#ifdef CONFIG_LED_STATUS
Wolfgang Denkfb364be2009-07-27 09:58:14 +0200915# include <status_led.h>
916#endif
Simon Glass097e1782012-01-14 15:24:44 +0000917
918#include <bootstage.h>
wdenke2211742002-11-02 23:30:20 +0000919
Joe Hershberger48522bb2012-05-15 08:59:08 +0000920#ifdef CONFIG_SHOW_ACTIVITY
921void show_activity(int arg);
922#endif
923
Wolfgang Denkfcd3c872009-07-24 00:17:48 +0200924/* Multicore arch functions */
925#ifdef CONFIG_MP
926int cpu_status(int nr);
927int cpu_reset(int nr);
Kumar Gala4194b362010-01-12 11:42:43 -0600928int cpu_disable(int nr);
Wolfgang Denk54841ab2010-06-28 22:00:46 +0200929int cpu_release(int nr, int argc, char * const argv[]);
Wolfgang Denkfcd3c872009-07-24 00:17:48 +0200930#endif
931
Andre Przywara2a6713b2017-01-02 11:48:30 +0000932#else /* __ASSEMBLY__ */
933
934/* Drop a C type modifier (like in 3UL) for constants used in assembly. */
935#define _AC(X, Y) X
936
937#endif /* __ASSEMBLY__ */
Wolfgang Denkfcd3c872009-07-24 00:17:48 +0200938
Stefan Roese13e95e42011-10-07 01:05:34 +0000939#ifdef CONFIG_PPC
940/*
941 * Has to be included outside of the #ifndef __ASSEMBLY__ section.
942 * Otherwise might lead to compilation errors in assembler files.
943 */
944#include <asm/cache.h>
945#endif
946
Wolfgang Denkfcd3c872009-07-24 00:17:48 +0200947/* Put only stuff here that the assembler can digest */
948
Andre Przywara2a6713b2017-01-02 11:48:30 +0000949/* Declare an unsigned long constant digestable both by C and an assembler. */
950#define UL(x) _AC(x, UL)
951
Wolfgang Denkfcd3c872009-07-24 00:17:48 +0200952#ifdef CONFIG_POST
953#define CONFIG_HAS_POST
Michael Zaidman800eb092010-09-20 08:51:53 +0200954#ifndef CONFIG_POST_ALT_LIST
955#define CONFIG_POST_STD_LIST
956#endif
Wolfgang Denkfcd3c872009-07-24 00:17:48 +0200957#endif
958
wdenk8aa1a2d2005-04-04 12:44:11 +0000959#ifdef CONFIG_INIT_CRITICAL
Wolfgang Denk2f6fa462006-08-14 23:17:47 +0200960#error CONFIG_INIT_CRITICAL is deprecated!
wdenk8aa1a2d2005-04-04 12:44:11 +0000961#error Read section CONFIG_SKIP_LOWLEVEL_INIT in README.
962#endif
963
Anton Staaf155cfb52011-09-02 13:45:28 +0000964#define ROUND(a,b) (((a) + (b) - 1) & ~((b) - 1))
Andy Fleming4b03ac82008-06-16 13:58:53 -0500965
Anton Staaf1e41f5a2011-10-17 16:46:13 -0700966/*
Simon Glassc9689ca2015-06-23 15:38:31 -0600967 * check_member() - Check the offset of a structure member
968 *
969 * @structure: Name of structure (e.g. global_data)
970 * @member: Name of member (e.g. baudrate)
971 * @offset: Expected offset in bytes
972 */
973#define check_member(structure, member, offset) _Static_assert( \
974 offsetof(struct structure, member) == offset, \
975 "`struct " #structure "` offset for `" #member "` is not " #offset)
976
Simon Glass476476e2015-08-04 12:33:52 -0600977/* Avoid using CONFIG_EFI_STUB directly as we may boot from other loaders */
978#ifdef CONFIG_EFI_STUB
979#define ll_boot_init() false
980#else
981#define ll_boot_init() true
982#endif
983
Mike Frysingerc3eb3fe2011-07-08 10:44:25 +0000984/* Pull in stuff for the build system */
985#ifdef DO_DEPS_ONLY
986# include <environment.h>
987#endif
988
wdenke2211742002-11-02 23:30:20 +0000989#endif /* __COMMON_H_ */