ArmPkg/Include/Chipset/ArmCortexA9.h

   1 /** @file
   2
   3   Copyright (c) 2011, ARM Limited. All rights reserved.
   4
   5   This program and the accompanying materials
   6   are licensed and made available under the terms and conditions of the BSD License
   7   which accompanies this distribution.  The full text of the license may be found at
   8   http://opensource.org/licenses/bsd-license.php
   9
  10   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12
  13 **/
  14
  15 #ifndef __ARM_CORTEX_A9_H__
  16 #define __ARM_CORTEX_A9_H__
  17
  18 #include <Chipset/ArmV7.h>
  19
  20 //
  21 // Cortex A9 feature bit definitions
  22 //
  23 #define A9_FEATURE_PARITY  (1<<9)
  24 #define A9_FEATURE_AOW     (1<<8)
  25 #define A9_FEATURE_EXCL    (1<<7)
  26 #define A9_FEATURE_SMP     (1<<6)
  27 #define A9_FEATURE_FOZ     (1<<3)
  28 #define A9_FEATURE_DPREF   (1<<2)
  29 #define A9_FEATURE_HINT    (1<<1)
  30 #define A9_FEATURE_FWD     (1<<0)
  31
  32 //
  33 // Cortex A9 Watchdog
  34 //
  35 #define ARM_A9_WATCHDOG_REGION           0x600
  36
  37 #define ARM_A9_WATCHDOG_LOAD_REGISTER    0x20
  38 #define ARM_A9_WATCHDOG_CONTROL_REGISTER 0x28
  39
  40 #define ARM_A9_WATCHDOG_WATCHDOG_MODE    (1 << 3)
  41 #define ARM_A9_WATCHDOG_TIMER_MODE       (0 << 3)
  42 #define ARM_A9_WATCHDOG_SINGLE_SHOT      (0 << 1)
  43 #define ARM_A9_WATCHDOG_AUTORELOAD       (1 << 1)
  44 #define ARM_A9_WATCHDOG_ENABLE           1
  45
  46 //
  47 // SCU register offsets & masks
  48 //
  49 #define A9_SCU_CONTROL_OFFSET       0x0
  50 #define A9_SCU_CONFIG_OFFSET        0x4
  51 #define A9_SCU_INVALL_OFFSET        0xC
  52 #define A9_SCU_FILT_START_OFFSET    0x40
  53 #define A9_SCU_FILT_END_OFFSET      0x44
  54 #define A9_SCU_SACR_OFFSET          0x50
  55 #define A9_SCU_SSACR_OFFSET         0x54
  56
  57
  58 UINTN
  59 EFIAPI
  60 ArmGetScuBaseAddress (
  61   VOID
  62   );
  63
  64 #endif
  65