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