include/asm-ppc/rpxlite.h

   1
   2 /*
   3  * A collection of structures, addresses, and values associated with
   4  * the RPCG RPX-Lite board.  Copied from the MBX stuff.
   5  *
   6  * Copyright (c) 1998 Dan Malek (dmalek@jlc.net)
   7  */
   8 #ifndef __MACH_RPX_DEFS
   9 #define __MACH_RPX_DEFS
  10
  11 /* A Board Information structure that is given to a program when
  12  * prom starts it up.
  13  */
  14 typedef struct bd_info {
  15         unsigned int    bi_memstart;    /* Memory start address */
  16         unsigned int    bi_memsize;     /* Memory (end) size in bytes */
  17         unsigned int    bi_intfreq;     /* Internal Freq, in Hz */
  18         unsigned int    bi_busfreq;     /* Bus Freq, in Hz */
  19         unsigned char   bi_enetaddr[6];
  20         unsigned int    bi_baudrate;
  21 } bd_t;
  22
  23 extern bd_t m8xx_board_info;
  24
  25 /* Memory map is configured by the PROM startup.
  26  * We just map a few things we need.  The CSR is actually 4 byte-wide
  27  * registers that can be accessed as 8-, 16-, or 32-bit values.
  28  */
  29 #define RPX_CSR_ADDR            ((uint)0xfa400000)
  30 #define RPX_CSR_SIZE            ((uint)(4 * 1024))
  31 #define IMAP_ADDR               ((uint)0xfa200000)
  32 #define IMAP_SIZE               ((uint)(64 * 1024))
  33 #define HIOX_CSR_ADDR           ((uint)0xfac00000)
  34 #define HIOX_CSR_SIZE           ((uint)(4 * 1024))
  35 #define PCMCIA_MEM_ADDR         ((uint)0x04000000)
  36 #define PCMCIA_MEM_SIZE         ((uint)(64 * 1024))
  37 #define PCMCIA_IO_ADDR          ((uint)0x04400000)
  38 #define PCMCIA_IO_SIZE          ((uint)(4 * 1024))
  39
  40 /* Things of interest in the CSR.
  41 */
  42 #define BCSR0_ETHEN             ((uint)0x80000000)
  43 #define BCSR0_ETHLPBK           ((uint)0x40000000)
  44 #define BCSR0_COLTESTDIS        ((uint)0x20000000)
  45 #define BCSR0_FULLDPLXDIS       ((uint)0x10000000)
  46 #define BCSR0_LEDOFF            ((uint)0x08000000)
  47 #define BCSR0_USBDISABLE        ((uint)0x04000000)
  48 #define BCSR0_USBHISPEED        ((uint)0x02000000)
  49 #define BCSR0_USBPWREN          ((uint)0x01000000)
  50 #define BCSR0_PCMCIAVOLT        ((uint)0x000f0000)
  51 #define BCSR0_PCMCIA3VOLT       ((uint)0x000a0000)
  52 #define BCSR0_PCMCIA5VOLT       ((uint)0x00060000)
  53
  54 /* HIO Expansion card.
  55 */
  56 #define HIOX_CSR_ENAUDIO        ((uint)0x00000200)
  57 #define HIOX_CSR_RSTAUDIO       ((uint)0x00000100)      /* 0 == reset */
  58
  59 /* We don't use the 8259.
  60 */
  61 #define NR_8259_INTS    0
  62
  63 /* Machine type
  64 */
  65 #define _MACH_8xx (_MACH_rpxlite)
  66
  67 #endif