release/src/linux/linux/include/asm-ppc/ibm4xx.h

   1 /*
   2  *
   3  *    Copyright (c) 1999 Grant Erickson <grant@lcse.umn.edu>
   4  *
   5  *    Module name: ibm4xx.h
   6  *
   7  *    Description:
   8  *      A generic include file which pulls in appropriate include files
   9  *      for specific board types based on configuration settings.
  10  *
  11  */
  12
  13 #ifdef __KERNEL__
  14 #ifndef __ASM_IBM4XX_H__
  15 #define __ASM_IBM4XX_H__
  16
  17 #include <linux/config.h>
  18 #include <asm/types.h>
  19
  20 #ifdef CONFIG_4xx
  21
  22 #ifndef __ASSEMBLY__
  23 /*
  24  * The "residual" board information structure the boot loader passes
  25  * into the kernel.
  26  */
  27 extern unsigned char __res[];
  28
  29 /* Device Control Registers */
  30
  31 #define stringify(s)    tostring(s)
  32 #define tostring(s)     #s
  33
  34 #define mfdcr_or_dflt(rn,default_rval) \
  35         ({unsigned int rval;                                            \
  36         if (rn == 0)                                                    \
  37                 rval = default_rval;                                    \
  38         else                                                            \
  39                 asm volatile("mfdcr %0," stringify(rn) : "=r" (rval));  \
  40         rval;})
  41
  42 /* R/W of indirect DCRs make use of standard naming conventions for DCRs */
  43
  44 #define mfdcri(base, reg)                       \
  45 ({                                              \
  46      mtdcr(base##_CFGADDR, base##_##reg);       \
  47      mfdcr(base##_CFGDATA);                     \
  48 })
  49
  50 #define mtdcri(base, reg, data)                 \
  51 do {                                            \
  52      mtdcr(base##_CFGADDR, base##_##reg);       \
  53      mtdcr(base##_CFGDATA, data);               \
  54 } while (0)
  55 #endif /* __ASSEMBLY__ */
  56
  57 #endif /* CONFIG_4xx */
  58
  59 #ifdef CONFIG_40x
  60
  61 #if defined(CONFIG_CPCI405)
  62 #include <platforms/cpci405.h>
  63 #endif
  64
  65 #if defined(CONFIG_EP405)
  66 #include <platforms/ep405.h>
  67 #endif
  68
  69 #if defined(CONFIG_OAK)
  70 #include <platforms/oak.h>
  71 #endif
  72
  73 #if defined(CONFIG_REDWOOD_5)
  74 #include <platforms/redwood5.h>
  75 #endif
  76
  77 #if defined(CONFIG_REDWOOD_6)
  78 #include <platforms/redwood6.h>
  79 #endif
  80
  81 #if defined(CONFIG_WALNUT)
  82 #include <platforms/walnut.h>
  83 #endif
  84
  85 #ifndef PPC4xx_MACHINE_NAME
  86 #define PPC4xx_MACHINE_NAME     "Unidentified 4xx class"
  87 #endif
  88
  89 /* IO_BASE is for PCI I/O.
  90  * ISA not supported, just here to resolve copilation.
  91  */
  92
  93 #ifndef _IO_BASE
  94 #define _IO_BASE        0xe8000000      /* The PCI address window */
  95 #define _ISA_MEM_BASE   0
  96 #define PCI_DRAM_OFFSET 0
  97 #endif
  98
  99 #elif CONFIG_44x
 100
 101 #if defined(CONFIG_EBONY)
 102 #include <platforms/ebony.h>
 103 #endif
 104
 105 #if defined(CONFIG_OCOTEA)
 106 #include <platforms/ocotea.h>
 107 #endif
 108
 109 #endif /* CONFIG_40x */
 110
 111 #ifndef __ASSEMBLY__
 112 #if defined(EMAC_NUMS) && EMAC_NUMS > 0
 113 /*
 114  * Per EMAC map of PHY ids which should be probed by emac_probe.
 115  * Different EMACs can have overlapping maps.
 116  *
 117  * Note, this map uses inverse logic for bits:
 118  *  0 - id should be probed
 119  *  1 - id should be ignored
 120  *
 121  * Default value of 0x00000000 - will result in usual
 122  * auto-detection logic.
 123  *
 124  */
 125 extern u32 emac_phy_map[EMAC_NUMS];
 126 #endif
 127 #endif /* __ASSEMBLY__ */
 128
 129 #endif /* __ASM_IBM4XX_H__ */
 130 #endif /* __KERNEL__ */