[AVR] Add ATxmega CRC register definition for lld driver.
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@15903 27425a3e-05d8-49a3-a47f-9c15f0e5edd8
This commit is contained in:
Theodore Ateba
parent
2dbbbeb47a
commit
d7cc12cbad
|
|
@ -0,0 +1,11 @@
|
||||||
|
ifeq ($(USE_SMART_BUILD),yes)
|
||||||
|
ifneq ($(findstring HAL_USE_CRC TRUE,$(HALCONF)),)
|
||||||
|
PLATFORMSRC += $(CHIBIOS)/os/hal/ports/AVR/XMEGA/LLD/CRCv1/hal_crc_lld.c
|
||||||
|
PLATFORMSRC += $(CHIBIOS)/os/hal/ports/AVR/XMEGA/LLD/CRCv1/hal_crc.c
|
||||||
|
endif
|
||||||
|
else
|
||||||
|
PLATFORMSRC += $(CHIBIOS)/os/hal/ports/AVR/XMEGA/LLD/CRCv1/hal_crc_lld.c
|
||||||
|
PLATFORMSRC += $(CHIBIOS)/os/hal/ports/AVR/XMEGA/LLD/CRCv1/hal_crc.c
|
||||||
|
endif
|
||||||
|
|
||||||
|
PLATFORMINC += $(CHIBIOS)/os/hal/ports/AVR/XMEGA/LLD/CRCv1
|
||||||
|
|
@ -0,0 +1,131 @@
|
||||||
|
/*
|
||||||
|
ChibiOS - Copyright (C) 2006..2022 Theodore Ateba
|
||||||
|
|
||||||
|
Licensed under the Apache License, Version 2.0 (the "License");
|
||||||
|
you may not use this file except in compliance with the License.
|
||||||
|
You may obtain a copy of the License at
|
||||||
|
|
||||||
|
http://www.apache.org/licenses/LICENSE-2.0
|
||||||
|
|
||||||
|
Unless required by applicable law or agreed to in writing, software
|
||||||
|
distributed under the License is distributed on an "AS IS" BASIS,
|
||||||
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||||
|
See the License for the specific language governing permissions and
|
||||||
|
limitations under the License.
|
||||||
|
*/
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @file CRCv1/xmega_crc.h
|
||||||
|
* @brief XMEGA CRC units common header.
|
||||||
|
* @note This file requires definitions from the ATMEL XMEGA header file.
|
||||||
|
*
|
||||||
|
* @addtogroup XMEGA_CRCv1
|
||||||
|
* @{
|
||||||
|
*/
|
||||||
|
|
||||||
|
#ifndef XMEGA_CRC_H
|
||||||
|
#define XMEGA_CRC_H
|
||||||
|
|
||||||
|
/*===========================================================================*/
|
||||||
|
/* Driver constants. */
|
||||||
|
/*===========================================================================*/
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief CRC module base address.
|
||||||
|
*/
|
||||||
|
#define CRC_BASE 0x00D0
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @note Discarded definition from Atmel ATxmega headers.
|
||||||
|
* The CRC driver uses its own definition in order to have an
|
||||||
|
* unified handling for all devices.
|
||||||
|
*/
|
||||||
|
#undef CRC
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @name CRC Cyclic redondancy check definitions.
|
||||||
|
* @{
|
||||||
|
*/
|
||||||
|
#define CRC ((xmega_crc_t *)CRC_BASE)
|
||||||
|
/** @} */
|
||||||
|
|
||||||
|
/*===========================================================================*/
|
||||||
|
/* Driver pre-compile time settings. */
|
||||||
|
/*===========================================================================*/
|
||||||
|
|
||||||
|
/*===========================================================================*/
|
||||||
|
/* Derived constants and error checks. */
|
||||||
|
/*===========================================================================*/
|
||||||
|
|
||||||
|
/*===========================================================================*/
|
||||||
|
/* Driver data structures and types. */
|
||||||
|
/*===========================================================================*/
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief XMEGA CRC registers block.
|
||||||
|
*/
|
||||||
|
typedef struct {
|
||||||
|
|
||||||
|
volatile union {
|
||||||
|
uint8_t reg;
|
||||||
|
struct {
|
||||||
|
uint8_t SOURCE : 4;
|
||||||
|
uint8_t : 1;
|
||||||
|
uint8_t CRC32 : 1;
|
||||||
|
uint8_t RESET : 2;
|
||||||
|
} bit;
|
||||||
|
} CTRL;
|
||||||
|
volatile union {
|
||||||
|
uint8_t reg;
|
||||||
|
struct {
|
||||||
|
uint8_t BUSY : 1;
|
||||||
|
uint8_t ZERO : 1;
|
||||||
|
uint8_t : 6;
|
||||||
|
} bit;
|
||||||
|
} STATUS;
|
||||||
|
uint8_t reserved1;
|
||||||
|
volatile union {
|
||||||
|
uint8_t reg;
|
||||||
|
struct {
|
||||||
|
uint8_t DATAIN : 8;
|
||||||
|
} bit;
|
||||||
|
} DATAIN;
|
||||||
|
volatile union {
|
||||||
|
uint8_t reg;
|
||||||
|
struct {
|
||||||
|
uint8_t CHECKSUM : 8;
|
||||||
|
} bit;
|
||||||
|
} CHECKSUM0;
|
||||||
|
volatile union {
|
||||||
|
uint8_t reg;
|
||||||
|
struct {
|
||||||
|
uint8_t CHECKSUM : 8;
|
||||||
|
} bit;
|
||||||
|
} CHECKSUM1;
|
||||||
|
volatile union {
|
||||||
|
uint8_t reg;
|
||||||
|
struct {
|
||||||
|
uint8_t CHECKSUM : 8;
|
||||||
|
} bit;
|
||||||
|
} CHECKSUM2;
|
||||||
|
volatile union {
|
||||||
|
uint8_t reg;
|
||||||
|
struct {
|
||||||
|
uint8_t CHECKSUM : 8;
|
||||||
|
} bit;
|
||||||
|
} CHECKSUM3;
|
||||||
|
} xmega_crc_t;
|
||||||
|
|
||||||
|
/** @} */
|
||||||
|
|
||||||
|
/*===========================================================================*/
|
||||||
|
/* Driver macros. */
|
||||||
|
/*===========================================================================*/
|
||||||
|
|
||||||
|
/*===========================================================================*/
|
||||||
|
/* External declarations. */
|
||||||
|
/*===========================================================================*/
|
||||||
|
|
||||||
|
#endif /* XMEGA_CRC_H */
|
||||||
|
|
||||||
|
/** @} */
|
||||||
Loading…
Reference in New Issue