include/post.h

   1 /*
   2  * (C) Copyright 2002
   3  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   4  *
   5  * (C) Copyright 2010
   6  * Michael Zaidman, Kodak, michael.zaidman@kodak.com
   7  * post_word_{load|store} cleanup.
   8  *
   9  * SPDX-License-Identifier:     GPL-2.0+
  10  */
  11 #ifndef _POST_H
  12 #define _POST_H
  13
  14 #ifndef __ASSEMBLY__
  15 #include <common.h>
  16 #include <asm/io.h>
  17
  18 #if defined(CONFIG_POST)
  19
  20 #ifndef CONFIG_POST_EXTERNAL_WORD_FUNCS
  21 #ifdef CONFIG_SYS_POST_WORD_ADDR
  22 #define _POST_WORD_ADDR CONFIG_SYS_POST_WORD_ADDR
  23 #else
  24
  25 #if defined(CONFIG_MPC8360)
  26 #include <linux/immap_qe.h>
  27 #define _POST_WORD_ADDR (CONFIG_SYS_IMMR + CPM_POST_WORD_ADDR)
  28
  29 #elif defined (CONFIG_MPC85xx)
  30 #include <asm/immap_85xx.h>
  31 #define _POST_WORD_ADDR (CONFIG_SYS_IMMR + CONFIG_SYS_MPC85xx_PIC_OFFSET + \
  32                                 offsetof(ccsr_pic_t, tfrr))
  33
  34 #elif defined (CONFIG_MPC86xx)
  35 #include <asm/immap_86xx.h>
  36 #define _POST_WORD_ADDR (CONFIG_SYS_IMMR + CONFIG_SYS_MPC86xx_PIC_OFFSET + \
  37                                 offsetof(ccsr_pic_t, tfrr))
  38 #endif
  39
  40 #ifndef _POST_WORD_ADDR
  41 #error "_POST_WORD_ADDR currently not implemented for this platform!"
  42 #endif
  43 #endif /* CONFIG_SYS_POST_WORD_ADDR */
  44
  45 static inline ulong post_word_load (void)
  46 {
  47         return in_le32((volatile void *)(_POST_WORD_ADDR));
  48 }
  49
  50 static inline void post_word_store (ulong value)
  51 {
  52         out_le32((volatile void *)(_POST_WORD_ADDR), value);
  53 }
  54
  55 #else
  56
  57 extern ulong post_word_load(void);
  58 extern void post_word_store(ulong value);
  59
  60 #endif /* CONFIG_POST_EXTERNAL_WORD_FUNCS */
  61 #endif /* defined (CONFIG_POST) */
  62 #endif /* __ASSEMBLY__ */
  63
  64 #ifdef CONFIG_POST
  65
  66 #define POST_POWERON            0x01    /* test runs on power-on booting */
  67 #define POST_NORMAL             0x02    /* test runs on normal booting */
  68 #define POST_SLOWTEST           0x04    /* test is slow, enabled by key press */
  69 #define POST_POWERTEST          0x08    /* test runs after watchdog reset */
  70
  71 #define POST_COLDBOOT           0x80    /* first boot after power-on */
  72
  73 #define POST_ROM                0x0100  /* test runs in ROM */
  74 #define POST_RAM                0x0200  /* test runs in RAM */
  75 #define POST_MANUAL             0x0400  /* test runs on diag command */
  76 #define POST_REBOOT             0x0800  /* test may cause rebooting */
  77 #define POST_PREREL             0x1000  /* test runs before relocation */
  78
  79 #define POST_CRITICAL           0x2000  /* Use failbootcmd if test failed */
  80 #define POST_STOP               0x4000  /* Interrupt POST sequence on fail */
  81
  82 #define POST_MEM                (POST_RAM | POST_ROM)
  83 #define POST_ALWAYS             (POST_NORMAL    | \
  84                                  POST_SLOWTEST  | \
  85                                  POST_MANUAL    | \
  86                                  POST_POWERON   )
  87
  88 #define POST_FAIL_SAVE          0x80
  89
  90 #define POST_BEFORE             1
  91 #define POST_AFTER              0
  92 #define POST_PASSED             1
  93 #define POST_FAILED             0
  94
  95 #ifndef __ASSEMBLY__
  96
  97 struct post_test {
  98         char *name;
  99         char *cmd;
 100         char *desc;
 101         int flags;
 102         int (*test) (int flags);
 103         int (*init_f) (void);
 104         void (*reloc) (void);
 105         unsigned long testid;
 106 };
 107 int post_init_f (void);
 108 void post_bootmode_init (void);
 109 int post_bootmode_get (unsigned int * last_test);
 110 void post_bootmode_clear (void);
 111 void post_output_backlog ( void );
 112 int post_run (char *name, int flags);
 113 int post_info (char *name);
 114 int post_log (char *format, ...);
 115 #ifdef CONFIG_NEEDS_MANUAL_RELOC
 116 void post_reloc (void);
 117 #endif
 118 unsigned long post_time_ms (unsigned long base);
 119
 120 extern struct post_test post_list[];
 121 extern unsigned int post_list_size;
 122 extern int post_hotkeys_pressed(void);
 123 extern int memory_post_test(int flags);
 124
 125 /*
 126  *  If GCC is configured to use a version of GAS that supports
 127  * the .gnu_attribute directive, it will use that directive to
 128  * record certain properties of the output code.
 129  *  This feature is new to GCC 4.3.0.
 130  *  .gnu_attribute is new to GAS 2.18.
 131  */
 132 #if (__GNUC__ >= 4 && __GNUC_MINOR__ >= 3)
 133 /* Tag_GNU_Power_ABI_FP/soft-float */
 134 #define GNU_FPOST_ATTR  asm(".gnu_attribute     4, 2");
 135 #else
 136 #define GNU_FPOST_ATTR
 137 #endif /* __GNUC__ */
 138 #endif /* __ASSEMBLY__ */
 139
 140 #define CONFIG_SYS_POST_RTC             0x00000001
 141 #define CONFIG_SYS_POST_WATCHDOG        0x00000002
 142 #define CONFIG_SYS_POST_MEMORY          0x00000004
 143 #define CONFIG_SYS_POST_CPU             0x00000008
 144 #define CONFIG_SYS_POST_I2C             0x00000010
 145 #define CONFIG_SYS_POST_CACHE           0x00000020
 146 #define CONFIG_SYS_POST_UART            0x00000040
 147 #define CONFIG_SYS_POST_ETHER           0x00000080
 148 #define CONFIG_SYS_POST_USB             0x00000200
 149 #define CONFIG_SYS_POST_SPR             0x00000400
 150 #define CONFIG_SYS_POST_SYSMON          0x00000800
 151 #define CONFIG_SYS_POST_DSP             0x00001000
 152 #define CONFIG_SYS_POST_OCM             0x00002000
 153 #define CONFIG_SYS_POST_FPU             0x00004000
 154 #define CONFIG_SYS_POST_ECC             0x00008000
 155 #define CONFIG_SYS_POST_BSPEC1          0x00010000
 156 #define CONFIG_SYS_POST_BSPEC2          0x00020000
 157 #define CONFIG_SYS_POST_BSPEC3          0x00040000
 158 #define CONFIG_SYS_POST_BSPEC4          0x00080000
 159 #define CONFIG_SYS_POST_BSPEC5          0x00100000
 160 #define CONFIG_SYS_POST_CODEC           0x00200000
 161 #define CONFIG_SYS_POST_COPROC          0x00400000
 162 #define CONFIG_SYS_POST_FLASH           0x00800000
 163 #define CONFIG_SYS_POST_MEM_REGIONS     0x01000000
 164
 165 #endif /* CONFIG_POST */
 166
 167 #endif /* _POST_H */