openblt/Target/Demo/ARMCM3_LM3S_EK_LM3S6965_Cro.../Boot/lib/inc/hw_types.h

186 lines
7.9 KiB
C

//*****************************************************************************
//
// hw_types.h - Common types and macros.
//
// Copyright (c) 2005-2011 Texas Instruments Incorporated. All rights reserved.
// Software License Agreement
//
// Texas Instruments (TI) is supplying this software for use solely and
// exclusively on TI's microcontroller products. The software is owned by
// TI and/or its suppliers, and is protected under applicable copyright
// laws. You may not combine this software with "viral" open-source
// software in order to form a larger program.
//
// THIS SOFTWARE IS PROVIDED "AS IS" AND WITH ALL FAULTS.
// NO WARRANTIES, WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING, BUT
// NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. TI SHALL NOT, UNDER ANY
// CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR CONSEQUENTIAL
// DAMAGES, FOR ANY REASON WHATSOEVER.
//
// This is part of revision 6852 of the Stellaris Firmware Development Package.
//
//*****************************************************************************
#ifndef __HW_TYPES_H__
#define __HW_TYPES_H__
//*****************************************************************************
//
// Define a boolean type, and values for true and false.
//
//*****************************************************************************
typedef unsigned char tBoolean;
#ifndef true
#define true 1
#endif
#ifndef false
#define false 0
#endif
//*****************************************************************************
//
// Macros for hardware access, both direct and via the bit-band region.
//
//*****************************************************************************
#define HWREG(x) \
(*((volatile unsigned long *)(x)))
#define HWREGH(x) \
(*((volatile unsigned short *)(x)))
#define HWREGB(x) \
(*((volatile unsigned char *)(x)))
#define HWREGBITW(x, b) \
HWREG(((unsigned long)(x) & 0xF0000000) | 0x02000000 | \
(((unsigned long)(x) & 0x000FFFFF) << 5) | ((b) << 2))
#define HWREGBITH(x, b) \
HWREGH(((unsigned long)(x) & 0xF0000000) | 0x02000000 | \
(((unsigned long)(x) & 0x000FFFFF) << 5) | ((b) << 2))
#define HWREGBITB(x, b) \
HWREGB(((unsigned long)(x) & 0xF0000000) | 0x02000000 | \
(((unsigned long)(x) & 0x000FFFFF) << 5) | ((b) << 2))
//*****************************************************************************
//
// Helper Macros for determining silicon revisions, etc.
//
// These macros will be used by Driverlib at "run-time" to create necessary
// conditional code blocks that will allow a single version of the Driverlib
// "binary" code to support multiple(all) Stellaris silicon revisions.
//
// It is expected that these macros will be used inside of a standard 'C'
// conditional block of code, e.g.
//
// if(CLASS_IS_SANDSTORM)
// {
// do some Sandstorm-class specific code here.
// }
//
// By default, these macros will be defined as run-time checks of the
// appropriate register(s) to allow creation of run-time conditional code
// blocks for a common DriverLib across the entire Stellaris family.
//
// However, if code-space optimization is required, these macros can be "hard-
// coded" for a specific version of Stellaris silicon. Many compilers will
// then detect the "hard-coded" conditionals, and appropriately optimize the
// code blocks, eliminating any "unreachable" code. This would result in
// a smaller Driverlib, thus producing a smaller final application size, but
// at the cost of limiting the Driverlib binary to a specific Stellaris
// silicon revision.
//
//*****************************************************************************
#ifndef CLASS_IS_SANDSTORM
#define CLASS_IS_SANDSTORM \
(((HWREG(SYSCTL_DID0) & SYSCTL_DID0_VER_M) == SYSCTL_DID0_VER_0) || \
((HWREG(SYSCTL_DID0) & (SYSCTL_DID0_VER_M | SYSCTL_DID0_CLASS_M)) == \
(SYSCTL_DID0_VER_1 | SYSCTL_DID0_CLASS_SANDSTORM)))
#endif
#ifndef CLASS_IS_FURY
#define CLASS_IS_FURY \
((HWREG(SYSCTL_DID0) & (SYSCTL_DID0_VER_M | SYSCTL_DID0_CLASS_M)) == \
(SYSCTL_DID0_VER_1 | SYSCTL_DID0_CLASS_FURY))
#endif
#ifndef CLASS_IS_DUSTDEVIL
#define CLASS_IS_DUSTDEVIL \
((HWREG(SYSCTL_DID0) & (SYSCTL_DID0_VER_M | SYSCTL_DID0_CLASS_M)) == \
(SYSCTL_DID0_VER_1 | SYSCTL_DID0_CLASS_DUSTDEVIL))
#endif
#ifndef CLASS_IS_TEMPEST
#define CLASS_IS_TEMPEST \
((HWREG(SYSCTL_DID0) & (SYSCTL_DID0_VER_M | SYSCTL_DID0_CLASS_M)) == \
(SYSCTL_DID0_VER_1 | SYSCTL_DID0_CLASS_TEMPEST))
#endif
#ifndef REVISION_IS_A0
#define REVISION_IS_A0 \
((HWREG(SYSCTL_DID0) & (SYSCTL_DID0_MAJ_M | SYSCTL_DID0_MIN_M)) == \
(SYSCTL_DID0_MAJ_REVA | SYSCTL_DID0_MIN_0))
#endif
#ifndef REVISION_IS_A1
#define REVISION_IS_A1 \
((HWREG(SYSCTL_DID0) & (SYSCTL_DID0_MAJ_M | SYSCTL_DID0_MIN_M)) == \
(SYSCTL_DID0_MAJ_REVA | SYSCTL_DID0_MIN_0))
#endif
#ifndef REVISION_IS_A2
#define REVISION_IS_A2 \
((HWREG(SYSCTL_DID0) & (SYSCTL_DID0_MAJ_M | SYSCTL_DID0_MIN_M)) == \
(SYSCTL_DID0_MAJ_REVA | SYSCTL_DID0_MIN_2))
#endif
#ifndef REVISION_IS_B0
#define REVISION_IS_B0 \
((HWREG(SYSCTL_DID0) & (SYSCTL_DID0_MAJ_M | SYSCTL_DID0_MIN_M)) == \
(SYSCTL_DID0_MAJ_REVB | SYSCTL_DID0_MIN_0))
#endif
#ifndef REVISION_IS_B1
#define REVISION_IS_B1 \
((HWREG(SYSCTL_DID0) & (SYSCTL_DID0_MAJ_M | SYSCTL_DID0_MIN_M)) == \
(SYSCTL_DID0_MAJ_REVB | SYSCTL_DID0_MIN_1))
#endif
#ifndef REVISION_IS_C0
#define REVISION_IS_C0 \
((HWREG(SYSCTL_DID0) & (SYSCTL_DID0_MAJ_M | SYSCTL_DID0_MIN_M)) == \
(SYSCTL_DID0_MAJ_REVC | SYSCTL_DID0_MIN_0))
#endif
#ifndef REVISION_IS_C1
#define REVISION_IS_C1 \
((HWREG(SYSCTL_DID0) & (SYSCTL_DID0_MAJ_M | SYSCTL_DID0_MIN_M)) == \
(SYSCTL_DID0_MAJ_REVC | SYSCTL_DID0_MIN_1))
#endif
#ifndef REVISION_IS_C2
#define REVISION_IS_C2 \
((HWREG(SYSCTL_DID0) & (SYSCTL_DID0_MAJ_M | SYSCTL_DID0_MIN_M)) == \
(SYSCTL_DID0_MAJ_REVC | SYSCTL_DID0_MIN_2))
#endif
#ifndef REVISION_IS_C3
#define REVISION_IS_C3 \
((HWREG(SYSCTL_DID0) & (SYSCTL_DID0_MAJ_M | SYSCTL_DID0_MIN_M)) == \
(SYSCTL_DID0_MAJ_REVC | SYSCTL_DID0_MIN_3))
#endif
//*****************************************************************************
//
// Deprecated silicon class and revision detection macros.
//
//*****************************************************************************
#ifndef DEPRECATED
#define DEVICE_IS_SANDSTORM CLASS_IS_SANDSTORM
#define DEVICE_IS_FURY CLASS_IS_FURY
#define DEVICE_IS_REVA2 REVISION_IS_A2
#define DEVICE_IS_REVC1 REVISION_IS_C1
#define DEVICE_IS_REVC2 REVISION_IS_C2
#endif
#endif // __HW_TYPES_H__