osd-contiki/cpu/stm32w108/hal/micro/cortexm3/mfg-token.h

164 lines
5.8 KiB
C
Raw Normal View History

2010-10-25 11:03:38 +02:00
/** @file hal/micro/cortexm3/mfg-token.h
* @brief Cortex-M3 Manufacturing token system
*
* <!--(C) COPYRIGHT 2010 STMicroelectronics. All rights reserved. -->
*/
#ifndef MFG_TOKEN_H_
#define MFG_TOKEN_H_
2010-10-25 11:03:38 +02:00
// The manufacturing tokens live in the Info Blocks, while all other tokens
// live in the Simulated EEPROM. This requires the token names to be defined
// as different data (mfg tokens are memory address, all others are an enum).
#define DEFINETOKENS
/**
* @description Macro for translating token defs into address variables
* that point to the correct location in the Info Blocks. (This is the
* extern, the actual definition is found in hal/micro/cortexm3/token.c)
*
* @param name: The name of the token.
*
* @param TOKEN_##name##_ADDRESS: The address in EEPROM at which the token
* will be stored. This parameter is generated with a macro above.
*/
#define TOKEN_MFG(name,creator,iscnt,isidx,type,arraysize,...) \
extern const uint16_t TOKEN_##name;
2010-10-25 11:03:38 +02:00
#include "hal/micro/cortexm3/token-manufacturing.h"
#undef TOKEN_MFG
/**
* @description Macro for translating token definitions into size variables.
* This provides a convenience for abstracting the 'sizeof(type)' anywhere.
*
* @param name: The name of the token.
*
* @param type: The token type. The types are found in token-stack.h.
*/
#define TOKEN_MFG(name,creator,iscnt,isidx,type,arraysize,...) \
TOKEN_##name##_SIZE = sizeof(type),
enum {
#include "hal/micro/cortexm3/token-manufacturing.h"
};
#undef TOKEN_MFG
#undef TOKEN_DEF
/**
* @description Macro for typedef'ing the CamelCase token type found in
* token-stack.h to a capitalized TOKEN style name that ends in _TYPE.
* This macro allows other macros below to use 'token##_TYPE' to declare
* a local copy of that token.
*
* @param name: The name of the token.
*
* @param type: The token type. The types are found in token-stack.h.
*/
#define TOKEN_MFG(name,creator,iscnt,isidx,type,arraysize,...) \
typedef type TOKEN_##name##_TYPE;
#include "hal/micro/cortexm3/token-manufacturing.h"
#undef TOKEN_MFG
#undef TOKEN_NEXT_ADDRESS
#define DEFINEADDRESSES
/**
* @description Macro for creating a 'region' element in the enum below. This
* creates an element in the enum that provides a starting point (address) for
* subsequent tokens to align against. ( See hal/micro/cortexm3/token.c for
* the instances of TOKEN_NEXT_ADDRESS() );
*
* @param region: The name to give to the element in the address enum..
*
* @param address: The address in EEPROM where the region begins.
*/
#define TOKEN_NEXT_ADDRESS(region, address) \
TOKEN_##region##_NEXT_ADDRESS = ((address) - 1),
/**
* @description Macro for creating ADDRESS and END elements for each token in
* the enum below. The ADDRESS element is linked to from the the normal
* TOKEN_##name macro and provides the value passed into the internal token
* system calls. The END element is a placeholder providing the starting
* point for the ADDRESS of the next dynamically positioned token.
*
* @param name: The name of the token.
*
* @param arraysize: The number of elements in an indexed token (arraysize=1
* for scalar tokens).
*/
#define TOKEN_MFG(name,creator,iscnt,isidx,type,arraysize,...) \
TOKEN_##name##_ADDRESS, \
TOKEN_##name##_END = TOKEN_##name##_ADDRESS + \
(TOKEN_##name##_SIZE * arraysize) - 1,
/**
* @description The enum that operates on the two macros above. Also provides
* an indentifier so the address of the top of the token system can be known.
*/
enum {
#include "hal/micro/cortexm3/token-manufacturing.h"
};
#undef TOKEN_MFG
#undef DEFINEADDRESSES
#undef DEFINETOKENS
#ifndef DOXYGEN_SHOULD_SKIP_THIS
/**
* @description Copies the token value from non-volatile storage into a RAM
* location. This is the internal function that the exposed API
* (halCommonGetMfgToken) expands out to. The
* API simplifies the access into this function by hiding the size parameter.
*
* @param data: A pointer to where the data being read should be placed.
*
* @param token: The name of the token to get data from. On this platform
* that name is defined as an address.
*
* @param index: The index to access. If the token being accessed is not an
* indexed token, this parameter is set by the API to be 0x7F.
*
* @param len: The length of the token being worked on. This value is
* automatically set by the API to be the size of the token.
*/
void halInternalGetMfgTokenData(void *data, uint16_t token, uint8_t index, uint8_t len);
2010-10-25 11:03:38 +02:00
/**
* @description Sets the value of a token in non-volatile storage. This is
* the internal function that the exposed API (halCommonSetMfgToken)
* expands out to. The API simplifies the access into this function
* by hiding the size parameter.
*
* <b>NOTE:</b> CIB manufacturing tokens can only be written by on-chip
* code if the token is currently unprogrammed.
*
* <b>REMEMBER:</b> The flash hardware requires writing to 16bit aligned
* addresses with a length that is multiples of 16bits.
*
* @param token: The name of the token to get data from. On this platform
* that name is defined as an address.
*
* @param data: A pointer to the data being written.
*
* @param len: The length of the token being worked on. This value is
* automatically set by the API to be the size of the token.
*/
void halInternalSetMfgTokenData(uint16_t token, void *data, uint8_t len);
2010-10-25 11:03:38 +02:00
#define halCommonGetMfgToken( data, token ) \
halInternalGetMfgTokenData(data, token, 0x7F, token##_SIZE)
#define halCommonGetIndexedMfgToken( data, token, index ) \
halInternalGetMfgTokenData(data, token, index, token##_SIZE)
#define halCommonSetMfgToken( token, data ) \
halInternalSetMfgTokenData(token, data, token##_SIZE)
#endif //DOXYGEN_SHOULD_SKIP_THIS
#endif //MFG_TOKEN_H_