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) || defined(CONFIG_LOGBUFFER)
  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
  39 #elif defined (CONFIG_4xx)
  40 #define _POST_WORD_ADDR \
  41         (CONFIG_SYS_OCM_DATA_ADDR + CONFIG_SYS_GBL_DATA_OFFSET - 0x4)
  42 #endif
  43
  44 #ifndef _POST_WORD_ADDR
  45 #error "_POST_WORD_ADDR currently not implemented for this platform!"
  46 #endif
  47 #endif /* CONFIG_SYS_POST_WORD_ADDR */
  48
  49 static inline ulong post_word_load (void)
  50 {
  51         return in_le32((volatile void *)(_POST_WORD_ADDR));
  52 }
  53
  54 static inline void post_word_store (ulong value)
  55 {
  56         out_le32((volatile void *)(_POST_WORD_ADDR), value);
  57 }
  58
  59 #else
  60
  61 extern ulong post_word_load(void);
  62 extern void post_word_store(ulong value);
  63
  64 #endif /* CONFIG_POST_EXTERNAL_WORD_FUNCS */
  65 #endif /* defined (CONFIG_POST) || defined(CONFIG_LOGBUFFER) */
  66 #endif /* __ASSEMBLY__ */
  67
  68 #ifdef CONFIG_POST
  69
  70 #define POST_POWERON            0x01    /* test runs on power-on booting */
  71 #define POST_NORMAL             0x02    /* test runs on normal booting */
  72 #define POST_SLOWTEST           0x04    /* test is slow, enabled by key press */
  73 #define POST_POWERTEST          0x08    /* test runs after watchdog reset */
  74
  75 #define POST_COLDBOOT           0x80    /* first boot after power-on */
  76
  77 #define POST_ROM                0x0100  /* test runs in ROM */
  78 #define POST_RAM                0x0200  /* test runs in RAM */
  79 #define POST_MANUAL             0x0400  /* test runs on diag command */
  80 #define POST_REBOOT             0x0800  /* test may cause rebooting */
  81 #define POST_PREREL             0x1000  /* test runs before relocation */
  82
  83 #define POST_CRITICAL           0x2000  /* Use failbootcmd if test failed */
  84 #define POST_STOP               0x4000  /* Interrupt POST sequence on fail */
  85
  86 #define POST_MEM                (POST_RAM | POST_ROM)
  87 #define POST_ALWAYS             (POST_NORMAL    | \
  88                                  POST_SLOWTEST  | \
  89                                  POST_MANUAL    | \
  90                                  POST_POWERON   )
  91
  92 #define POST_FAIL_SAVE          0x80
  93
  94 #define POST_BEFORE             1
  95 #define POST_AFTER              0
  96 #define POST_PASSED             1
  97 #define POST_FAILED             0
  98
  99 #ifndef __ASSEMBLY__
 100
 101 struct post_test {
 102         char *name;
 103         char *cmd;
 104         char *desc;
 105         int flags;
 106         int (*test) (int flags);
 107         int (*init_f) (void);
 108         void (*reloc) (void);
 109         unsigned long testid;
 110 };
 111 int post_init_f (void);
 112 void post_bootmode_init (void);
 113 int post_bootmode_get (unsigned int * last_test);
 114 void post_bootmode_clear (void);
 115 void post_output_backlog ( void );
 116 int post_run (char *name, int flags);
 117 int post_info (char *name);
 118 int post_log (char *format, ...);
 119 #ifdef CONFIG_NEEDS_MANUAL_RELOC
 120 void post_reloc (void);
 121 #endif
 122 unsigned long post_time_ms (unsigned long base);
 123
 124 extern struct post_test post_list[];
 125 extern unsigned int post_list_size;
 126 extern int post_hotkeys_pressed(void);
 127 extern int memory_post_test(int flags);
 128
 129 /*
 130  *  If GCC is configured to use a version of GAS that supports
 131  * the .gnu_attribute directive, it will use that directive to
 132  * record certain properties of the output code.
 133  *  This feature is new to GCC 4.3.0.
 134  *  .gnu_attribute is new to GAS 2.18.
 135  */
 136 #if (__GNUC__ >= 4 && __GNUC_MINOR__ >= 3)
 137 /* Tag_GNU_Power_ABI_FP/soft-float */
 138 #define GNU_FPOST_ATTR  asm(".gnu_attribute     4, 2");
 139 #else
 140 #define GNU_FPOST_ATTR
 141 #endif /* __GNUC__ */
 142 #endif /* __ASSEMBLY__ */
 143
 144 #define CONFIG_SYS_POST_RTC             0x00000001
 145 #define CONFIG_SYS_POST_WATCHDOG        0x00000002
 146 #define CONFIG_SYS_POST_MEMORY          0x00000004
 147 #define CONFIG_SYS_POST_CPU             0x00000008
 148 #define CONFIG_SYS_POST_I2C             0x00000010
 149 #define CONFIG_SYS_POST_CACHE           0x00000020
 150 #define CONFIG_SYS_POST_UART            0x00000040
 151 #define CONFIG_SYS_POST_ETHER           0x00000080
 152 #define CONFIG_SYS_POST_USB             0x00000200
 153 #define CONFIG_SYS_POST_SPR             0x00000400
 154 #define CONFIG_SYS_POST_SYSMON          0x00000800
 155 #define CONFIG_SYS_POST_DSP             0x00001000
 156 #define CONFIG_SYS_POST_OCM             0x00002000
 157 #define CONFIG_SYS_POST_FPU             0x00004000
 158 #define CONFIG_SYS_POST_ECC             0x00008000
 159 #define CONFIG_SYS_POST_BSPEC1          0x00010000
 160 #define CONFIG_SYS_POST_BSPEC2          0x00020000
 161 #define CONFIG_SYS_POST_BSPEC3          0x00040000
 162 #define CONFIG_SYS_POST_BSPEC4          0x00080000
 163 #define CONFIG_SYS_POST_BSPEC5          0x00100000
 164 #define CONFIG_SYS_POST_CODEC           0x00200000
 165 #define CONFIG_SYS_POST_COPROC          0x00400000
 166 #define CONFIG_SYS_POST_FLASH           0x00800000
 167 #define CONFIG_SYS_POST_MEM_REGIONS     0x01000000
 168
 169 #endif /* CONFIG_POST */
 170
 171 #endif /* _POST_H */