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kernel/linux-rt-4.4.41/arch/mips/include/asm/mips-boards/generic.h 2.46 KB
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  /*
   * This file is subject to the terms and conditions of the GNU General Public
   * License.  See the file "COPYING" in the main directory of this archive
   * for more details.
   *
   * Defines of the MIPS boards specific address-MAP, registers, etc.
   *
   * Copyright (C) 2000,2012 MIPS Technologies, Inc.
   * All rights reserved.
   * Authors: Carsten Langgaard <carstenl@mips.com>
   *          Steven J. Hill <sjhill@mips.com>
   */
  #ifndef __ASM_MIPS_BOARDS_GENERIC_H
  #define __ASM_MIPS_BOARDS_GENERIC_H
  
  #include <asm/addrspace.h>
  #include <asm/byteorder.h>
  #include <asm/mips-boards/bonito64.h>
  
  /*
   * Display register base.
   */
  #define ASCII_DISPLAY_WORD_BASE	   0x1f000410
  #define ASCII_DISPLAY_POS_BASE	   0x1f000418
  
  /*
   * Revision register.
   */
  #define MIPS_REVISION_REG		   0x1fc00010
  #define MIPS_REVISION_CORID_QED_RM5261	   0
  #define MIPS_REVISION_CORID_CORE_LV	   1
  #define MIPS_REVISION_CORID_BONITO64	   2
  #define MIPS_REVISION_CORID_CORE_20K	   3
  #define MIPS_REVISION_CORID_CORE_FPGA	   4
  #define MIPS_REVISION_CORID_CORE_MSC	   5
  #define MIPS_REVISION_CORID_CORE_EMUL	   6
  #define MIPS_REVISION_CORID_CORE_FPGA2	   7
  #define MIPS_REVISION_CORID_CORE_FPGAR2	   8
  #define MIPS_REVISION_CORID_CORE_FPGA3	   9
  #define MIPS_REVISION_CORID_CORE_24K	   10
  #define MIPS_REVISION_CORID_CORE_FPGA4	   11
  #define MIPS_REVISION_CORID_CORE_FPGA5	   12
  
  /**** Artificial corid defines ****/
  /*
   *  CoreEMUL with   Bonito   System Controller is treated like a Core20K
   *  CoreEMUL with SOC-it 101 System Controller is treated like a CoreMSC
   */
  #define MIPS_REVISION_CORID_CORE_EMUL_BON  -1
  #define MIPS_REVISION_CORID_CORE_EMUL_MSC  -2
  
  #define MIPS_REVISION_CORID (((*(volatile u32 *)ioremap(MIPS_REVISION_REG, 4)) >> 10) & 0x3f)
  
  #define MIPS_REVISION_SCON_OTHER	   0
  #define MIPS_REVISION_SCON_SOCITSC	   1
  #define MIPS_REVISION_SCON_SOCITSCP	   2
  
  /* Artificial SCON defines for MIPS_REVISION_SCON_OTHER */
  #define MIPS_REVISION_SCON_UNKNOWN	   -1
  #define MIPS_REVISION_SCON_GT64120	   -2
  #define MIPS_REVISION_SCON_BONITO	   -3
  #define MIPS_REVISION_SCON_BRTL		   -4
  #define MIPS_REVISION_SCON_SOCIT	   -5
  #define MIPS_REVISION_SCON_ROCIT	   -6
  
  #define MIPS_REVISION_SCONID (((*(volatile u32 *)ioremap(MIPS_REVISION_REG, 4)) >> 24) & 0xff)
  
  extern int mips_revision_sconid;
  
  #ifdef CONFIG_PCI
  extern void mips_pcibios_init(void);
  #else
  #define mips_pcibios_init() do { } while (0)
  #endif
  
  extern void mips_scroll_message(void);
  extern void mips_display_message(const char *str);
  
  #endif	/* __ASM_MIPS_BOARDS_GENERIC_H */