LXR uboot/include/post.h

   1/* SPDX-License-Identifier: GPL-2.0+ */
   2/*
   3 * (C) Copyright 2002
   4 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   5 *
   6 * (C) Copyright 2010
   7 * Michael Zaidman, Kodak, michael.zaidman@kodak.com
   8 * post_word_{load|store} cleanup.
   9 */
  10#ifndef _POST_H
  11#define _POST_H
  12
  13#ifndef __ASSEMBLY__
  14#include <common.h>
  15#include <asm/io.h>
  16
  17#if defined(CONFIG_POST)
  18
  19#ifndef CONFIG_POST_EXTERNAL_WORD_FUNCS
  20#ifdef CONFIG_SYS_POST_WORD_ADDR
  21#define _POST_WORD_ADDR CONFIG_SYS_POST_WORD_ADDR
  22#else
  23
  24#if defined(CONFIG_ARCH_MPC8360)
  25#include <linux/immap_qe.h>
  26#define _POST_WORD_ADDR (CONFIG_SYS_IMMR + CPM_POST_WORD_ADDR)
  27
  28#elif defined (CONFIG_MPC85xx)
  29#include <asm/immap_85xx.h>
  30#define _POST_WORD_ADDR (CONFIG_SYS_IMMR + CONFIG_SYS_MPC85xx_PIC_OFFSET + \
  31                                offsetof(ccsr_pic_t, tfrr))
  32#endif
  33
  34#ifndef _POST_WORD_ADDR
  35#error "_POST_WORD_ADDR currently not implemented for this platform!"
  36#endif
  37#endif /* CONFIG_SYS_POST_WORD_ADDR */
  38
  39static inline ulong post_word_load (void)
  40{
  41        return in_le32((volatile void *)(_POST_WORD_ADDR));
  42}
  43
  44static inline void post_word_store (ulong value)
  45{
  46        out_le32((volatile void *)(_POST_WORD_ADDR), value);
  47}
  48
  49#else
  50
  51extern ulong post_word_load(void);
  52extern void post_word_store(ulong value);
  53
  54#endif /* CONFIG_POST_EXTERNAL_WORD_FUNCS */
  55#endif /* defined (CONFIG_POST) */
  56#endif /* __ASSEMBLY__ */
  57
  58#ifdef CONFIG_POST
  59
  60#define POST_POWERON            0x01    /* test runs on power-on booting */
  61#define POST_NORMAL             0x02    /* test runs on normal booting */
  62#define POST_SLOWTEST           0x04    /* test is slow, enabled by key press */
  63#define POST_POWERTEST          0x08    /* test runs after watchdog reset */
  64
  65#define POST_COLDBOOT           0x80    /* first boot after power-on */
  66
  67#define POST_ROM                0x0100  /* test runs in ROM */
  68#define POST_RAM                0x0200  /* test runs in RAM */
  69#define POST_MANUAL             0x0400  /* test runs on diag command */
  70#define POST_REBOOT             0x0800  /* test may cause rebooting */
  71#define POST_PREREL             0x1000  /* test runs before relocation */
  72
  73#define POST_CRITICAL           0x2000  /* Use failbootcmd if test failed */
  74#define POST_STOP               0x4000  /* Interrupt POST sequence on fail */
  75
  76#define POST_MEM                (POST_RAM | POST_ROM)
  77#define POST_ALWAYS             (POST_NORMAL    | \
  78                                 POST_SLOWTEST  | \
  79                                 POST_MANUAL    | \
  80                                 POST_POWERON   )
  81
  82#define POST_FAIL_SAVE          0x80
  83
  84#define POST_BEFORE             1
  85#define POST_AFTER              0
  86#define POST_PASSED             1
  87#define POST_FAILED             0
  88
  89#ifndef __ASSEMBLY__
  90
  91struct post_test {
  92        char *name;
  93        char *cmd;
  94        char *desc;
  95        int flags;
  96        int (*test) (int flags);
  97        int (*init_f) (void);
  98        void (*reloc) (void);
  99        unsigned long testid;
 100};
 101int post_init_f (void);
 102void post_bootmode_init (void);
 103int post_bootmode_get (unsigned int * last_test);
 104void post_bootmode_clear (void);
 105int post_run (char *name, int flags);
 106int post_info (char *name);
 107int post_log (char *format, ...);
 108#ifdef CONFIG_NEEDS_MANUAL_RELOC
 109void post_reloc (void);
 110#endif
 111unsigned long post_time_ms (unsigned long base);
 112
 113/**
 114 * post_output_backlog() - Print POST results
 115 *
 116 * Print POST results during the generic board init sequence, after
 117 * relocation.
 118 *
 119 * Return: 0 if OK
 120 */
 121int post_output_backlog(void);
 122
 123extern struct post_test post_list[];
 124extern unsigned int post_list_size;
 125extern int post_hotkeys_pressed(void);
 126extern int memory_post_test(int flags);
 127
 128/*
 129 *  If GCC is configured to use a version of GAS that supports
 130 * the .gnu_attribute directive, it will use that directive to
 131 * record certain properties of the output code.
 132 *  This feature is new to GCC 4.3.0.
 133 *  .gnu_attribute is new to GAS 2.18.
 134 */
 135#if (__GNUC__ >= 4 && __GNUC_MINOR__ >= 3)
 136/* Tag_GNU_Power_ABI_FP/soft-float */
 137#define GNU_FPOST_ATTR  asm(".gnu_attribute     4, 2");
 138#else
 139#define GNU_FPOST_ATTR
 140#endif /* __GNUC__ */
 141#endif /* __ASSEMBLY__ */
 142
 143#define CONFIG_SYS_POST_RTC             0x00000001
 144#define CONFIG_SYS_POST_WATCHDOG        0x00000002
 145#define CONFIG_SYS_POST_MEMORY          0x00000004
 146#define CONFIG_SYS_POST_CPU             0x00000008
 147#define CONFIG_SYS_POST_I2C             0x00000010
 148#define CONFIG_SYS_POST_CACHE           0x00000020
 149#define CONFIG_SYS_POST_UART            0x00000040
 150#define CONFIG_SYS_POST_ETHER           0x00000080
 151#define CONFIG_SYS_POST_USB             0x00000200
 152#define CONFIG_SYS_POST_SPR             0x00000400
 153#define CONFIG_SYS_POST_SYSMON          0x00000800
 154#define CONFIG_SYS_POST_DSP             0x00001000
 155#define CONFIG_SYS_POST_OCM             0x00002000
 156#define CONFIG_SYS_POST_FPU             0x00004000
 157#define CONFIG_SYS_POST_ECC             0x00008000
 158#define CONFIG_SYS_POST_BSPEC1          0x00010000
 159#define CONFIG_SYS_POST_BSPEC2          0x00020000
 160#define CONFIG_SYS_POST_BSPEC3          0x00040000
 161#define CONFIG_SYS_POST_BSPEC4          0x00080000
 162#define CONFIG_SYS_POST_BSPEC5          0x00100000
 163#define CONFIG_SYS_POST_CODEC           0x00200000
 164#define CONFIG_SYS_POST_COPROC          0x00400000
 165#define CONFIG_SYS_POST_FLASH           0x00800000
 166#define CONFIG_SYS_POST_MEM_REGIONS     0x01000000
 167
 168#endif /* CONFIG_POST */
 169
 170#endif /* _POST_H */
 171