ArmPkg/Include/Chipset/ArmCortexA9.h

   1 /** @file
   2
   3   Copyright (c) 2011, ARM Limited. All rights reserved.
   4
   5   SPDX-License-Identifier: BSD-2-Clause-Patent
   6
   7 **/
   8
   9 #ifndef __ARM_CORTEX_A9_H__
  10 #define __ARM_CORTEX_A9_H__
  11
  12 #include <Chipset/ArmV7.h>
  13
  14 //
  15 // Cortex A9 feature bit definitions
  16 //
  17 #define A9_FEATURE_PARITY  (1<<9)
  18 #define A9_FEATURE_AOW     (1<<8)
  19 #define A9_FEATURE_EXCL    (1<<7)
  20 #define A9_FEATURE_SMP     (1<<6)
  21 #define A9_FEATURE_FOZ     (1<<3)
  22 #define A9_FEATURE_DPREF   (1<<2)
  23 #define A9_FEATURE_HINT    (1<<1)
  24 #define A9_FEATURE_FWD     (1<<0)
  25
  26 //
  27 // Cortex A9 Watchdog
  28 //
  29 #define ARM_A9_WATCHDOG_REGION           0x600
  30
  31 #define ARM_A9_WATCHDOG_LOAD_REGISTER    0x20
  32 #define ARM_A9_WATCHDOG_CONTROL_REGISTER 0x28
  33
  34 #define ARM_A9_WATCHDOG_WATCHDOG_MODE    (1 << 3)
  35 #define ARM_A9_WATCHDOG_TIMER_MODE       (0 << 3)
  36 #define ARM_A9_WATCHDOG_SINGLE_SHOT      (0 << 1)
  37 #define ARM_A9_WATCHDOG_AUTORELOAD       (1 << 1)
  38 #define ARM_A9_WATCHDOG_ENABLE           1
  39
  40 //
  41 // SCU register offsets & masks
  42 //
  43 #define A9_SCU_CONTROL_OFFSET       0x0
  44 #define A9_SCU_CONFIG_OFFSET        0x4
  45 #define A9_SCU_INVALL_OFFSET        0xC
  46 #define A9_SCU_FILT_START_OFFSET    0x40
  47 #define A9_SCU_FILT_END_OFFSET      0x44
  48 #define A9_SCU_SACR_OFFSET          0x50
  49 #define A9_SCU_SSACR_OFFSET         0x54
  50
  51
  52 UINTN
  53 EFIAPI
  54 ArmGetScuBaseAddress (
  55   VOID
  56   );
  57
  58 #endif
  59