arch/cris/arch-v10/lib/hw_settings.S

   1 /*
   2  * This table is used by some tools to extract hardware parameters.
   3  * The table should be included in the kernel and the decompressor.
   4  * Don't forget to update the tools if you change this table.
   5  *
   6  * Copyright (C) 2001 Axis Communications AB
   7  *
   8  * Authors:  Mikael Starvik (starvik@axis.com)
   9  */
  10
  11 #define PA_SET_VALUE ((CONFIG_ETRAX_DEF_R_PORT_PA_DIR << 8) | \
  12                 (CONFIG_ETRAX_DEF_R_PORT_PA_DATA))
  13 #define PB_SET_VALUE ((CONFIG_ETRAX_DEF_R_PORT_PB_CONFIG << 16) | \
  14                 (CONFIG_ETRAX_DEF_R_PORT_PB_DIR << 8) | \
  15                 (CONFIG_ETRAX_DEF_R_PORT_PB_DATA))
  16
  17         .ascii "HW_PARAM_MAGIC" ; Magic number
  18         .dword 0xc0004000       ; Kernel start address
  19
  20         ; Debug port
  21 #ifdef CONFIG_ETRAX_DEBUG_PORT0
  22         .dword 0
  23 #elif defined(CONFIG_ETRAX_DEBUG_PORT1)
  24         .dword 1
  25 #elif defined(CONFIG_ETRAX_DEBUG_PORT2)
  26         .dword 2
  27 #elif defined(CONFIG_ETRAX_DEBUG_PORT3)
  28         .dword 3
  29 #else
  30         .dword 4 ; No debug
  31 #endif
  32
  33         ; SDRAM or EDO DRAM?
  34 #ifdef CONFIG_ETRAX_SDRAM
  35         .dword 1
  36 #else
  37         .dword 0
  38 #endif
  39
  40         ; Register values
  41         .dword R_WAITSTATES
  42         .dword CONFIG_ETRAX_DEF_R_WAITSTATES
  43         .dword R_BUS_CONFIG
  44         .dword CONFIG_ETRAX_DEF_R_BUS_CONFIG
  45 #ifdef CONFIG_ETRAX_SDRAM
  46         .dword R_SDRAM_CONFIG
  47         .dword CONFIG_ETRAX_DEF_R_SDRAM_CONFIG
  48         .dword R_SDRAM_TIMING
  49         .dword CONFIG_ETRAX_DEF_R_SDRAM_TIMING
  50 #else
  51         .dword R_DRAM_CONFIG
  52         .dword CONFIG_ETRAX_DEF_R_DRAM_CONFIG
  53         .dword R_DRAM_TIMING
  54         .dword CONFIG_ETRAX_DEF_R_DRAM_TIMING
  55 #endif
  56         .dword R_PORT_PA_SET
  57         .dword PA_SET_VALUE
  58         .dword R_PORT_PB_SET
  59         .dword PB_SET_VALUE
  60         .dword 0 ; No more register values