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git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@9433 35acf78f-673a-0410-8e92-d51de3d6d3f4

This commit is contained in:
Giovanni Di Sirio 2016-05-06 12:45:08 +00:00
parent 5643920c58
commit cca13e793a
3 changed files with 182 additions and 65 deletions
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84
os/ex/Micron/n25q128.c
View File

@ -33,6 +33,27 @@
/* Driver local definitions. */
/*===========================================================================*/
static const flash_descriptor_t *get_attributes(void *instance);
static flash_error_t erase_all(void *instance);
static flash_error_t erase_sectors(void *instance,
flash_sector_t sector,
flash_sector_t n);
static flash_error_t are_sectors_erased(void *instance,
flash_sector_t sector,
flash_sector_t n);
static flash_error_t program(void *instance, flash_address_t addr,
const uint8_t *pp, size_t n);
static flash_error_t read(void *instance, flash_address_t addr,
uint8_t *rp, size_t n);
/**
* @brief Virtual methods table.
*/
static const struct N25Q128DriverVMT n25q128_vmt = {
get_attributes, erase_all, erase_sectors, are_sectors_erased,
program, read
};
/*===========================================================================*/
/* Driver exported variables. */
/*===========================================================================*/
@ -45,6 +66,64 @@
/* Driver local functions. */
/*===========================================================================*/
static const flash_descriptor_t *get_attributes(void *instance) {
(void)instance;
return FLASH_NO_ERROR;
}
static flash_error_t erase_all(void *instance) {
(void)instance;
return FLASH_NO_ERROR;
}
static flash_error_t erase_sectors(void *instance,
flash_sector_t sector,
flash_sector_t n) {
(void)instance;
(void)sector;
(void)n;
return FLASH_NO_ERROR;
}
static flash_error_t are_sectors_erased(void *instance,
flash_sector_t sector,
flash_sector_t n) {
(void)instance;
(void)sector;
(void)n;
return FLASH_NO_ERROR;
}
static flash_error_t program(void *instance, flash_address_t addr,
const uint8_t *pp, size_t n) {
(void)instance;
(void)addr;
(void)pp;
(void)n;
return FLASH_NO_ERROR;
}
static flash_error_t read(void *instance, flash_address_t addr,
uint8_t *rp, size_t n) {
(void)instance;
(void)addr;
(void)rp;
(void)n;
return FLASH_NO_ERROR;
}
/*===========================================================================*/
/* Driver exported functions. */
/*===========================================================================*/
@ -58,6 +137,8 @@
*/
void n15q128ObjectInit(N25Q128Driver *devp) {
devp->vmt_baseflash = &n25q128_vmt;
devp->config = NULL;
}
/**
@ -70,6 +151,8 @@ void n15q128ObjectInit(N25Q128Driver *devp) {
*/
void n15q128Start(N25Q128Driver *devp, const N25Q128Config *config) {
(void)devp;
(void)config;
}
/**
@ -81,6 +164,7 @@ void n15q128Start(N25Q128Driver *devp, const N25Q128Config *config) {
*/
void n15q128Stop(N25Q128Driver *devp) {
(void)devp;
}
/** @} */

50
os/ex/Micron/n25q128.h
View File

@ -33,6 +33,40 @@
/* Driver constants. */
/*===========================================================================*/
/**
* @name Command codes
* @{
*/
#define N25Q128_CMD_RESET_ENABLE 0x66
#define N25Q128_CMD_RESET_MEMORY 0x99
#define N25Q128_CMD_READ_ID 0x9E
#define N25Q128_CMD_READ_DISCOVERY_PARAMETER 0x5A
#define N25Q128_CMD_READ 0x03
#define N25Q128_CMD_FAST_READ 0x08
#define N25Q128_CMD_WRITE_ENABLE 0x06
#define N25Q128_CMD_WRITE_DISABLE 0x04
#define N25Q128_CMD_READ_STATUS_REGISTER 0x05
#define N25Q128_CMD_WRITE_STATUS_REGISTER 0x01
#define N25Q128_CMD_READ_LOCK_REGISTER 0xE8
#define N25Q128_CMD_WRITE_LOCK_REGISTER 0xE5
#define N25Q128_CMD_READ_FLAG_STATUS_REGISTER 0x70
#define N25Q128_CMD_CLEAR_FLAG_STATUS_REGISTER 0x50
#define N25Q128_CMD_READ_NV_CONFIGURATION_REGISTER 0xB5
#define N25Q128_CMD_WRITE_NV_CONFIGURATION_REGISTER 0xB1
#define N25Q128_CMD_READ_V_CONF_REGISTER 0x85
#define N25Q128_CMD_WRITE_V_CONF_REGISTER 0x81
#define N25Q128_CMD_READ_ENHANCED_V_CONF_REGISTER 0x65
#define N25Q128_CMD_WRITE_ENHANCED_V_CONF_REGISTER 0x61
#define N25Q128_CMD_PAGE_PROGRAM 0x02
#define N25Q128_CMD_SUBSECTOR_ERASE 0x20
#define N25Q128_CMD_SECTOR_ERASE 0xD8
#define N25Q128_CMD_BULK_ERASE 0xC7
#define N25Q128_CMD_PROGRAM_ERASE_RESUME 0x7A
#define N25Q128_CMD_PROGRAM_ERASE_SUSPEND 0x75
#define N25Q128_CMD_READ_OTP_ARRAY 0x4B
#define N25Q128_CMD_PROGRAM_OTP_ARRAY 0x42
/** @} */
/*===========================================================================*/
/* Driver pre-compile time settings. */
/*===========================================================================*/
@ -96,12 +130,6 @@ typedef struct {
struct N25Q128DriverVMT {
_n25q128_methods
};
/**
* @brief @p N25Q128Driver specific data.
*/
#define _n25q128_data \
_base_flash_data
/**
* @extends BaseFlash
@ -109,9 +137,15 @@ struct N25Q128DriverVMT {
* @brief Type of N25Q128 flash class.
*/
typedef struct {
/** @brief BaseSensor Virtual Methods Table. */
/**
* @brief BaseFlash Virtual Methods Table.
*/
const struct N25Q128DriverVMT *vmt_baseflash;
_n25q128_data
_base_flash_data
/**
* @brief Current configuration data.
*/
const N25Q128Config *config;
} N25Q128Driver;
/*===========================================================================*/

113
os/hal/lib/peripherals/flash/hal_flash.h
View File

@ -50,60 +50,6 @@
/* Driver data structures and types. */
/*===========================================================================*/
/**
* @brief @p BaseFlash specific methods.
* @note No methods so far, just a common ancestor interface.
*/
#define _base_flash_methods_alone \
/* Get flash device attributes.*/ \
const flash_descriptor_t * (*get_attributes)(void *instance); \
/* Erase whole flash device.*/ \
flash_error_t erase_all(void *instance); \
/* Erase single sector.*/ \
flash_error_t erase_sectors(void *instance, \
flash_sector_t sector, \
flash_sector_t n); \
/* Erase single sector.*/ \
flash_error_t are_sectors_erased(void *instance, \
flash_sector_t sector, \
flash_sector_t n); \
/* Write operation.*/ \
flash_error_t write(void *instance, flash_address_t addr, \
const uint8_t *wp, size_t n); \
/* Read operation.*/ \
flash_error_t read(void *instance, flash_address_t addr, \
uint8_t *rp, size_t n);
/**
* @brief @p BaseFlash specific methods with inherited ones.
*/
#define _base_flash_methods \
_base_flash_methods_alone
/**
* @brief @p BaseFlash virtual methods table.
*/
struct BaseFlashVMT {
_base_flash_methods
};
/**
* @brief @p BaseFlash specific data.
* @note It is empty because @p BaseFlash is only an interface
* without implementation.
*/
#define _base_flash_data
/**
* @brief Base flash class.
*/
typedef struct {
/** @brief Virtual Methods Table.*/
const struct BaseFlashVMT *vmt_baseflash;
_base_flash_data
} BaseFlash;
/**
* @brief Type of a flash error code.
*/
@ -174,6 +120,59 @@ typedef struct {
flash_address_t address;
} flash_descriptor_t;
/**
* @brief @p BaseFlash specific methods.
* @note No methods so far, just a common ancestor interface.
*/
#define _base_flash_methods_alone \
/* Get flash device attributes.*/ \
const flash_descriptor_t * (*get_attributes)(void *instance); \
/* Erase whole flash device.*/ \
flash_error_t (*erase_all)(void *instance); \
/* Erase single sector.*/ \
flash_error_t (*erase_sectors)(void *instance, \
flash_sector_t sector, \
flash_sector_t n); \
/* Erase single sector.*/ \
flash_error_t (*are_sectors_erased)(void *instance, \
flash_sector_t sector, \
flash_sector_t n); \
/* Write operation.*/ \
flash_error_t (*program)(void *instance, flash_address_t addr, \
const uint8_t *pp, size_t n); \
/* Read operation.*/ \
flash_error_t (*read)(void *instance, flash_address_t addr, \
uint8_t *rp, size_t n);
/**
* @brief @p BaseFlash specific methods with inherited ones.
*/
#define _base_flash_methods \
_base_flash_methods_alone
/**
* @brief @p BaseFlash virtual methods table.
*/
struct BaseFlashVMT {
_base_flash_methods
};
/**
* @brief @p BaseFlash specific data.
* @note It is empty because @p BaseFlash is only an interface
* without implementation.
*/
#define _base_flash_data
/**
* @brief Base flash class.
*/
typedef struct {
/** @brief Virtual Methods Table.*/
const struct BaseFlashVMT *vmt_baseflash;
_base_flash_data
} BaseFlash;
/*===========================================================================*/
/* Driver macros. */
/*===========================================================================*/
@ -236,13 +235,13 @@ typedef struct {
* @param[in] ip pointer to a @p BaseFlash or derived class
* @param[in] addr flash address
* @param[in] wp pointer to the data buffer
* @param[in] n number of bytes to be written
* @param[in] n number of bytes to be programmed
* @return An error code.
*
* @api
*/
#define flashWrite(ip) \
(ip)->vmt_baseflash->write(ip, addr, wp, n)
#define flashProgram(ip) \
(ip)->vmt_baseflash->program(ip, addr, pp, n)
/**
* @brief Read operation.