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  * See file CREDITS for list of people who contributed to this
  10  * project.
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License as
  14  * published by the Free Software Foundation; either version 2 of
  15  * the License, or (at your option) any later version.
  16  *
  17  * This program is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  * GNU General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU General Public License
  23  * along with this program; if not, write to the Free Software
  24  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  25  * MA 02111-1307 USA
  26  */
  27 #ifndef _POST_H
  28 #define _POST_H
  29
  30 #ifndef __ASSEMBLY__
  31 #include <common.h>
  32 #include <asm/io.h>
  33
  34 #if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER)
  35
  36 #ifdef CONFIG_SYS_POST_WORD_ADDR
  37 #define _POST_WORD_ADDR CONFIG_SYS_POST_WORD_ADDR
  38 #else
  39
  40 #ifdef CONFIG_MPC5xxx
  41 #define _POST_WORD_ADDR (MPC5XXX_SRAM + MPC5XXX_SRAM_POST_SIZE)
  42
  43 #elif defined(CONFIG_MPC512X)
  44 #define _POST_WORD_ADDR \
  45         (CONFIG_SYS_SRAM_BASE + CONFIG_SYS_GBL_DATA_OFFSET - 0x4)
  46
  47 #elif defined(CONFIG_8xx)
  48 #define _POST_WORD_ADDR \
  49         (((immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_dpmem + CPM_POST_WORD_ADDR)
  50
  51 #elif defined(CONFIG_MPC8260)
  52 #include <asm/cpm_8260.h>
  53 #define _POST_WORD_ADDR (CONFIG_SYS_IMMR + CPM_POST_WORD_ADDR)
  54
  55 #elif defined(CONFIG_MPC8360)
  56 #include <asm/immap_qe.h>
  57 #define _POST_WORD_ADDR (CONFIG_SYS_IMMR + CPM_POST_WORD_ADDR)
  58
  59 #elif defined (CONFIG_MPC85xx)
  60 #include <asm/immap_85xx.h>
  61 #define _POST_WORD_ADDR (CONFIG_SYS_IMMR + CONFIG_SYS_MPC85xx_PIC_OFFSET + \
  62                                 offsetof(ccsr_pic_t, tfrr))
  63
  64 #elif defined (CONFIG_MPC86xx)
  65 #include <asm/immap_86xx.h>
  66 #define _POST_WORD_ADDR (CONFIG_SYS_IMMR + CONFIG_SYS_MPC86xx_PIC_OFFSET + \
  67                                 offsetof(ccsr_pic_t, tfrr))
  68
  69 #elif defined (CONFIG_4xx)
  70 #define _POST_WORD_ADDR \
  71         (CONFIG_SYS_OCM_DATA_ADDR + CONFIG_SYS_GBL_DATA_OFFSET - 0x4)
  72 #endif
  73
  74 #ifndef _POST_WORD_ADDR
  75 #error "_POST_WORD_ADDR currently not implemented for this platform!"
  76 #endif
  77 #endif /* CONFIG_SYS_POST_WORD_ADDR */
  78
  79 static inline ulong post_word_load (void)
  80 {
  81         return in_le32((volatile void *)(_POST_WORD_ADDR));
  82 }
  83
  84 static inline void post_word_store (ulong value)
  85 {
  86         out_le32((volatile void *)(_POST_WORD_ADDR), value);
  87 }
  88 #endif /* defined (CONFIG_POST) || defined(CONFIG_LOGBUFFER) */
  89 #endif /* __ASSEMBLY__ */
  90
  91 #ifdef CONFIG_POST
  92
  93 #define POST_POWERON            0x01    /* test runs on power-on booting */
  94 #define POST_NORMAL             0x02    /* test runs on normal booting */
  95 #define POST_SLOWTEST           0x04    /* test is slow, enabled by key press */
  96 #define POST_POWERTEST          0x08    /* test runs after watchdog reset */
  97
  98 #define POST_COLDBOOT           0x80    /* first boot after power-on */
  99
 100 #define POST_ROM                0x0100  /* test runs in ROM */
 101 #define POST_RAM                0x0200  /* test runs in RAM */
 102 #define POST_MANUAL             0x0400  /* test runs on diag command */
 103 #define POST_REBOOT             0x0800  /* test may cause rebooting */
 104 #define POST_PREREL             0x1000  /* test runs before relocation */
 105
 106 #define POST_CRITICAL           0x2000  /* Use failbootcmd if test failed */
 107 #define POST_STOP               0x4000  /* Interrupt POST sequence on fail */
 108
 109 #define POST_MEM                (POST_RAM | POST_ROM)
 110 #define POST_ALWAYS             (POST_NORMAL    | \
 111                                  POST_SLOWTEST  | \
 112                                  POST_MANUAL    | \
 113                                  POST_POWERON   )
 114
 115 #define POST_FAIL_SAVE          0x80
 116
 117 #define POST_BEFORE             1
 118 #define POST_AFTER              0
 119 #define POST_PASSED             1
 120 #define POST_FAILED             0
 121
 122 #ifndef __ASSEMBLY__
 123
 124 struct post_test {
 125         char *name;
 126         char *cmd;
 127         char *desc;
 128         int flags;
 129         int (*test) (int flags);
 130         int (*init_f) (void);
 131         void (*reloc) (void);
 132         unsigned long testid;
 133 };
 134 int post_init_f (void);
 135 void post_bootmode_init (void);
 136 int post_bootmode_get (unsigned int * last_test);
 137 void post_bootmode_clear (void);
 138 void post_output_backlog ( void );
 139 int post_run (char *name, int flags);
 140 int post_info (char *name);
 141 int post_log (char *format, ...);
 142 #ifdef CONFIG_NEEDS_MANUAL_RELOC
 143 void post_reloc (void);
 144 #endif
 145 unsigned long post_time_ms (unsigned long base);
 146
 147 extern struct post_test post_list[];
 148 extern unsigned int post_list_size;
 149 extern int post_hotkeys_pressed(void);
 150
 151 /*
 152  *  If GCC is configured to use a version of GAS that supports
 153  * the .gnu_attribute directive, it will use that directive to
 154  * record certain properties of the output code.
 155  *  This feature is new to GCC 4.3.0.
 156  *  .gnu_attribute is new to GAS 2.18.
 157  */
 158 #if (__GNUC__ >= 4 && __GNUC_MINOR__ >= 3)
 159 /* Tag_GNU_Power_ABI_FP/soft-float */
 160 #define GNU_FPOST_ATTR  asm(".gnu_attribute     4, 2");
 161 #else
 162 #define GNU_FPOST_ATTR
 163 #endif /* __GNUC__ */
 164 #endif /* __ASSEMBLY__ */
 165
 166 #define CONFIG_SYS_POST_RTC             0x00000001
 167 #define CONFIG_SYS_POST_WATCHDOG        0x00000002
 168 #define CONFIG_SYS_POST_MEMORY          0x00000004
 169 #define CONFIG_SYS_POST_CPU             0x00000008
 170 #define CONFIG_SYS_POST_I2C             0x00000010
 171 #define CONFIG_SYS_POST_CACHE           0x00000020
 172 #define CONFIG_SYS_POST_UART            0x00000040
 173 #define CONFIG_SYS_POST_ETHER           0x00000080
 174 #define CONFIG_SYS_POST_SPI             0x00000100
 175 #define CONFIG_SYS_POST_USB             0x00000200
 176 #define CONFIG_SYS_POST_SPR             0x00000400
 177 #define CONFIG_SYS_POST_SYSMON          0x00000800
 178 #define CONFIG_SYS_POST_DSP             0x00001000
 179 #define CONFIG_SYS_POST_OCM             0x00002000
 180 #define CONFIG_SYS_POST_FPU             0x00004000
 181 #define CONFIG_SYS_POST_ECC             0x00008000
 182 #define CONFIG_SYS_POST_BSPEC1          0x00010000
 183 #define CONFIG_SYS_POST_BSPEC2          0x00020000
 184 #define CONFIG_SYS_POST_BSPEC3          0x00040000
 185 #define CONFIG_SYS_POST_BSPEC4          0x00080000
 186 #define CONFIG_SYS_POST_BSPEC5          0x00100000
 187 #define CONFIG_SYS_POST_CODEC           0x00200000
 188 #define CONFIG_SYS_POST_COPROC          0x00400000
 189
 190 #endif /* CONFIG_POST */
 191
 192 #endif /* _POST_H */