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 #ifdef CONFIG_MPC5xxx
  26 #define _POST_WORD_ADDR (MPC5XXX_SRAM + MPC5XXX_SRAM_POST_SIZE)
  27
  28 #elif defined(CONFIG_MPC512X)
  29 #define _POST_WORD_ADDR \
  30         (CONFIG_SYS_SRAM_BASE + CONFIG_SYS_GBL_DATA_OFFSET - 0x4)
  31
  32 #elif defined(CONFIG_8xx)
  33 #define _POST_WORD_ADDR \
  34         (((immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_dpmem + CPM_POST_WORD_ADDR)
  35
  36 #elif defined(CONFIG_MPC8260)
  37 #include <asm/cpm_8260.h>
  38 #define _POST_WORD_ADDR (CONFIG_SYS_IMMR + CPM_POST_WORD_ADDR)
  39
  40 #elif defined(CONFIG_MPC8360)
  41 #include <linux/immap_qe.h>
  42 #define _POST_WORD_ADDR (CONFIG_SYS_IMMR + CPM_POST_WORD_ADDR)
  43
  44 #elif defined (CONFIG_MPC85xx)
  45 #include <asm/immap_85xx.h>
  46 #define _POST_WORD_ADDR (CONFIG_SYS_IMMR + CONFIG_SYS_MPC85xx_PIC_OFFSET + \
  47                                 offsetof(ccsr_pic_t, tfrr))
  48
  49 #elif defined (CONFIG_MPC86xx)
  50 #include <asm/immap_86xx.h>
  51 #define _POST_WORD_ADDR (CONFIG_SYS_IMMR + CONFIG_SYS_MPC86xx_PIC_OFFSET + \
  52                                 offsetof(ccsr_pic_t, tfrr))
  53
  54 #elif defined (CONFIG_4xx)
  55 #define _POST_WORD_ADDR \
  56         (CONFIG_SYS_OCM_DATA_ADDR + CONFIG_SYS_GBL_DATA_OFFSET - 0x4)
  57 #endif
  58
  59 #ifndef _POST_WORD_ADDR
  60 #error "_POST_WORD_ADDR currently not implemented for this platform!"
  61 #endif
  62 #endif /* CONFIG_SYS_POST_WORD_ADDR */
  63
  64 static inline ulong post_word_load (void)
  65 {
  66         return in_le32((volatile void *)(_POST_WORD_ADDR));
  67 }
  68
  69 static inline void post_word_store (ulong value)
  70 {
  71         out_le32((volatile void *)(_POST_WORD_ADDR), value);
  72 }
  73
  74 #else
  75
  76 extern ulong post_word_load(void);
  77 extern void post_word_store(ulong value);
  78
  79 #endif /* CONFIG_POST_EXTERNAL_WORD_FUNCS */
  80 #endif /* defined (CONFIG_POST) || defined(CONFIG_LOGBUFFER) */
  81 #endif /* __ASSEMBLY__ */
  82
  83 #ifdef CONFIG_POST
  84
  85 #define POST_POWERON            0x01    /* test runs on power-on booting */
  86 #define POST_NORMAL             0x02    /* test runs on normal booting */
  87 #define POST_SLOWTEST           0x04    /* test is slow, enabled by key press */
  88 #define POST_POWERTEST          0x08    /* test runs after watchdog reset */
  89
  90 #define POST_COLDBOOT           0x80    /* first boot after power-on */
  91
  92 #define POST_ROM                0x0100  /* test runs in ROM */
  93 #define POST_RAM                0x0200  /* test runs in RAM */
  94 #define POST_MANUAL             0x0400  /* test runs on diag command */
  95 #define POST_REBOOT             0x0800  /* test may cause rebooting */
  96 #define POST_PREREL             0x1000  /* test runs before relocation */
  97
  98 #define POST_CRITICAL           0x2000  /* Use failbootcmd if test failed */
  99 #define POST_STOP               0x4000  /* Interrupt POST sequence on fail */
 100
 101 #define POST_MEM                (POST_RAM | POST_ROM)
 102 #define POST_ALWAYS             (POST_NORMAL    | \
 103                                  POST_SLOWTEST  | \
 104                                  POST_MANUAL    | \
 105                                  POST_POWERON   )
 106
 107 #define POST_FAIL_SAVE          0x80
 108
 109 #define POST_BEFORE             1
 110 #define POST_AFTER              0
 111 #define POST_PASSED             1
 112 #define POST_FAILED             0
 113
 114 #ifndef __ASSEMBLY__
 115
 116 struct post_test {
 117         char *name;
 118         char *cmd;
 119         char *desc;
 120         int flags;
 121         int (*test) (int flags);
 122         int (*init_f) (void);
 123         void (*reloc) (void);
 124         unsigned long testid;
 125 };
 126 int post_init_f (void);
 127 void post_bootmode_init (void);
 128 int post_bootmode_get (unsigned int * last_test);
 129 void post_bootmode_clear (void);
 130 void post_output_backlog ( void );
 131 int post_run (char *name, int flags);
 132 int post_info (char *name);
 133 int post_log (char *format, ...);
 134 #ifdef CONFIG_NEEDS_MANUAL_RELOC
 135 void post_reloc (void);
 136 #endif
 137 unsigned long post_time_ms (unsigned long base);
 138
 139 extern struct post_test post_list[];
 140 extern unsigned int post_list_size;
 141 extern int post_hotkeys_pressed(void);
 142 extern int memory_post_test(int flags);
 143
 144 /*
 145  *  If GCC is configured to use a version of GAS that supports
 146  * the .gnu_attribute directive, it will use that directive to
 147  * record certain properties of the output code.
 148  *  This feature is new to GCC 4.3.0.
 149  *  .gnu_attribute is new to GAS 2.18.
 150  */
 151 #if (__GNUC__ >= 4 && __GNUC_MINOR__ >= 3)
 152 /* Tag_GNU_Power_ABI_FP/soft-float */
 153 #define GNU_FPOST_ATTR  asm(".gnu_attribute     4, 2");
 154 #else
 155 #define GNU_FPOST_ATTR
 156 #endif /* __GNUC__ */
 157 #endif /* __ASSEMBLY__ */
 158
 159 #define CONFIG_SYS_POST_RTC             0x00000001
 160 #define CONFIG_SYS_POST_WATCHDOG        0x00000002
 161 #define CONFIG_SYS_POST_MEMORY          0x00000004
 162 #define CONFIG_SYS_POST_CPU             0x00000008
 163 #define CONFIG_SYS_POST_I2C             0x00000010
 164 #define CONFIG_SYS_POST_CACHE           0x00000020
 165 #define CONFIG_SYS_POST_UART            0x00000040
 166 #define CONFIG_SYS_POST_ETHER           0x00000080
 167 #define CONFIG_SYS_POST_SPI             0x00000100
 168 #define CONFIG_SYS_POST_USB             0x00000200
 169 #define CONFIG_SYS_POST_SPR             0x00000400
 170 #define CONFIG_SYS_POST_SYSMON          0x00000800
 171 #define CONFIG_SYS_POST_DSP             0x00001000
 172 #define CONFIG_SYS_POST_OCM             0x00002000
 173 #define CONFIG_SYS_POST_FPU             0x00004000
 174 #define CONFIG_SYS_POST_ECC             0x00008000
 175 #define CONFIG_SYS_POST_BSPEC1          0x00010000
 176 #define CONFIG_SYS_POST_BSPEC2          0x00020000
 177 #define CONFIG_SYS_POST_BSPEC3          0x00040000
 178 #define CONFIG_SYS_POST_BSPEC4          0x00080000
 179 #define CONFIG_SYS_POST_BSPEC5          0x00100000
 180 #define CONFIG_SYS_POST_CODEC           0x00200000
 181 #define CONFIG_SYS_POST_COPROC          0x00400000
 182 #define CONFIG_SYS_POST_FLASH           0x00800000
 183 #define CONFIG_SYS_POST_MEM_REGIONS     0x01000000
 184
 185 #endif /* CONFIG_POST */
 186
 187 #endif /* _POST_H */