include/asm-mips/titan_dep.h

   1 /*
   2  * Copyright 2003 PMC-Sierra
   3  * Author: Manish Lachwani (lachwani@pmc-sierra.com)
   4  *
   5  * Board specific definititions for the PMC-Sierra Yosemite
   6  *
   7  * This program is free software; you can redistribute  it and/or modify it
   8  * under  the terms of  the GNU General  Public License as published by the
   9  * Free Software Foundation;  either version 2 of the  License, or (at your
  10  * option) any later version.
  11  */
  12
  13 #ifndef __TITAN_DEP_H__
  14 #define __TITAN_DEP_H__
  15
  16 #include <asm/addrspace.h>              /* for KSEG1ADDR() */
  17 #include <asm/byteorder.h>              /* for cpu_to_le32() */
  18
  19 /* Turn on serial */
  20 #define CONFIG_TITAN_SERIAL
  21
  22 /* PCI */
  23 #define TITAN_PCI_BASE                  0xbb000000
  24
  25 #define TITAN_WRITE(ofs, data)  \
  26         *(volatile u32 *)(TITAN_PCI_BASE+(ofs)) = cpu_to_le32(data)
  27 #define TITAN_READ(ofs, data)   \
  28         *(data) = le32_to_cpu(*(volatile u32 *)(TITAN_PCI_BASE+(ofs)))
  29 #define TITAN_READ_DATA(ofs)    \
  30         le32_to_cpu(*(volatile u32 *)(TITAN_PCI_BASE+(ofs)))
  31
  32 #define TITAN_WRITE_16(ofs, data)  \
  33         *(volatile u16 *)(TITAN_PCI_BASE+(ofs)) = cpu_to_le16(data)
  34 #define TITAN_READ_16(ofs, data)   \
  35         *(data) = le16_to_cpu(*(volatile u16 *)(TITAN_PCI_BASE+(ofs)))
  36
  37 #define TITAN_WRITE_8(ofs, data)  \
  38         *(volatile u8 *)(TITAN_PCI_BASE+(ofs)) = data
  39 #define TITAN_READ_8(ofs, data)   \
  40         *(data) = *(volatile u8 *)(TITAN_PCI_BASE+(ofs))
  41
  42 /*
  43  * PCI specific defines
  44  */
  45 #define TITAN_PCI_0_CONFIG_ADDRESS      0x780
  46 #define TITAN_PCI_0_CONFIG_DATA         0x784
  47
  48 /*
  49  * HT specific defines
  50  */
  51 #define RM9000x2_HTLINK_REG     0xbb000644
  52 #define RM9000x2_BASE_ADDR      0xbb000000
  53 #define RM9000x2_OCD_HTCFGA     0x06f8
  54 #define RM9000x2_OCD_HTCFGD     0x06fc
  55
  56 /*
  57  * Hypertransport specific macros
  58  */
  59 #define RM9K_WRITE(ofs, data)   *(volatile u_int32_t *)(RM9000x2_BASE_ADDR+ofs) = data
  60 #define RM9K_WRITE_8(ofs, data) *(volatile u8 *)(RM9000x2_BASE_ADDR+ofs) = data
  61 #define RM9K_WRITE_16(ofs, data) *(volatile u16 *)(RM9000x2_BASE_ADDR+ofs) = data
  62
  63 #define RM9K_READ(ofs, val)     *(val) = *(volatile u_int32_t *)(RM9000x2_BASE_ADDR+ofs)
  64 #define RM9K_READ_8(ofs, val)   *(val) = *(volatile u8 *)(RM9000x2_BASE_ADDR+ofs)
  65 #define RM9K_READ_16(ofs, val)  *(val) = *(volatile u16 *)(RM9000x2_BASE_ADDR+ofs)
  66
  67 #endif
  68