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ChibiOS
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git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@9493 35acf78f-673a-0410-8e92-d51de3d6d3f4

This commit is contained in:
Giovanni Di Sirio 2016-05-17 10:22:22 +00:00
parent 03deeba187
commit 1bfe485767
2 changed files with 43 additions and 34 deletions
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8
os/ex/Micron/m25q.c
View File

@ -36,7 +36,7 @@
#define PAGE_SIZE 256U
#define PAGE_MASK (PAGE_SIZE - 1U)
#if N25Q128_USE_SUB_SECTORS == TRUE
#if M25Q_USE_SUB_SECTORS == TRUE
#define SECTOR_SIZE 0x00001000U
#define CMD_SECTOR_ERASE M25Q_CMD_SUBSECTOR_ERASE
#else
@ -79,7 +79,7 @@ static flash_descriptor_t descriptor = {
.attributes = FLASH_ATTR_ERASED_IS_ONE | FLASH_ATTR_REWRITABLE |
FLASH_ATTR_SUSPEND_ERASE_CAPABLE,
.page_size = 256U,
#if N25Q128_USE_SUB_SECTORS == TRUE
#if M25Q_USE_SUB_SECTORS == TRUE
.sectors_count = 4096U,
#else
.sectors_count = 256U,
@ -93,7 +93,7 @@ static flash_descriptor_t descriptor = {
/* Driver local functions. */
/*===========================================================================*/
#if (M25Q_USE_SPI == TRUE) && (M25Q_SHARED_SPI == TRUE)
#if (M25Q_BUS_MODE == M25Q_BUS_MODE_SPI) && (M25Q_SHARED_SPI == TRUE)
void flash_bus_acquire(M25QDriver *devp) {
spiAcquireBus(devp->config->spip);
@ -107,7 +107,7 @@ void flash_bus_release(M25QDriver *devp) {
#else
#define flash_bus_acquire(devp)
#define flash_bus_release(devp)
#endif /* (M25Q_USE_SPI == TRUE) && (M25Q_SHARED_SPI == TRUE) */
#endif /* (M25Q_BUS_MODE == M25Q_BUS_MODE_SPI) && (M25Q_SHARED_SPI == TRUE) */
static void flash_short_cmd(M25QDriver *devp, uint8_t cmd) {
uint8_t buf[1];

69
os/ex/Micron/m25q.h
View File

@ -69,21 +69,31 @@
/** @} */
/**
* @name Status register bits
* @name Flags status register bits
* @{
*/
#define N25Q128_STS_PROGRAM_ERASE 0x80U
#define N25Q128_STS_ERASE_SUSPEND 0x40U
#define N25Q128_STS_ERASE_ERROR 0x20U
#define N25Q128_STS_PROGRAM_ERROR 0x10U
#define N25Q128_STS_VPP_ERROR 0x08U
#define N25Q128_STS_PROGRAM_SUSPEND 0x04U
#define N25Q128_STS_PROTECTION_ERROR 0x02U
#define N25Q128_STS_RESERVED 0x01U
#define N25Q128_STS_ALL_ERRORS (N25Q128_STS_ERASE_ERROR | \
N25Q128_STS_PROGRAM_ERROR | \
N25Q128_STS_VPP_ERROR | \
N25Q128_STS_PROTECTION_ERROR)
#define M25Q_FLAGS_PROGRAM_ERASE 0x80U
#define M25Q_FLAGS_ERASE_SUSPEND 0x40U
#define M25Q_FLAGS_ERASE_ERROR 0x20U
#define M25Q_FLAGS_PROGRAM_ERROR 0x10U
#define M25Q_FLAGS_VPP_ERROR 0x08U
#define M25Q_FLAGS_PROGRAM_SUSPEND 0x04U
#define M25Q_FLAGS_PROTECTION_ERROR 0x02U
#define M25Q_FLAGS_RESERVED 0x01U
#define M25Q_FLAGS_ALL_ERRORS (M25Q_FLAGS_ERASE_ERROR | \
M25Q_FLAGS_PROGRAM_ERROR | \
M25Q_FLAGS_VPP_ERROR | \
M25Q_FLAGS_PROTECTION_ERROR)
/** @} */
/**
* @name Bus interface.
* @{
*/
#define M25Q_BUS_MODE_SPI 0
#define M25Q_BUS_MODE_QSPI1L 1
#define M25Q_BUS_MODE_QSPI2L 2
#define M25Q_BUS_MODE_QSPI4L 4
/** @} */
/*===========================================================================*/
@ -95,11 +105,10 @@
* @{
*/
/**
* @brief SPI fallback switch.
* @details If enabled makes the driver use SPI rather than QSPI.
* @brief Physical transport interface.
*/
#if !defined(M25Q_USE_SPI) || defined(__DOXYGEN__)
#define M25Q_USE_SPI FALSE
#define M25Q_BUS_MODE M25Q_BUS_MODE_QSPI4L
#endif
/**
@ -115,20 +124,18 @@
/**
* @brief Delays insertions.
* @details If enabled this options inserts delays into the flash waiting
* routines releasing some extra CPU time for the threads with
* lower priority, this may slow down the driver a bit however.
* This option is recommended also when the SPI driver does not
* use a DMA channel and heavily loads the CPU.
* routines releasing some extra CPU time for threads with lower
* priority, this may slow down the driver a bit however.
*/
#if !defined(N25Q128_NICE_WAITING) || defined(__DOXYGEN__)
#define N25Q128_NICE_WAITING TRUE
#if !defined(M25Q_NICE_WAITING) || defined(__DOXYGEN__)
#define M25Q_NICE_WAITING TRUE
#endif
/**
* @brief Uses 4kB sub-sectors rather than 64kB sectors.
*/
#if !defined(N25Q128_USE_SUB_SECTORS) || defined(__DOXYGEN__)
#define N25Q128_USE_SUB_SECTORS FALSE
#if !defined(M25Q_USE_SUB_SECTORS) || defined(__DOXYGEN__)
#define M25Q_USE_SUB_SECTORS FALSE
#endif
/** @} */
@ -136,15 +143,17 @@
/* Derived constants and error checks. */
/*===========================================================================*/
#if M25Q_USE_SPI && !HAL_USE_SPI
#error "M25Q_USE_SPI=TRUE requires HAL_USE_SPI"
#if (M25Q_BUS_MODE == M25Q_BUS_MODE_SPI) && (HAL_USE_SPI == FALSE)
#error "M25Q_BUS_MODE_SPI requires HAL_USE_SPI"
#endif
#if !M25Q_USE_SPI && !HAL_USE_QSPI
#error "M25Q_USE_SPI=FALSE requires HAL_USE_QSPI"
#if (M25Q_BUS_MODE != M25Q_BUS_MODE_SPI) && (HAL_USE_QSPI == FALSE)
#error "M25Q_BUS_MODE_QSPIxL requires HAL_USE_QSPI"
#endif
#if M25Q_USE_SPI && M25Q_SHARED_SPI && !SPI_USE_MUTUAL_EXCLUSION
#if (M25Q_BUS_MODE == M25Q_BUS_MODE_SPI) && \
(M25Q_SHARED_SPI == TRUE) && \
(SPI_USE_MUTUAL_EXCLUSION == FALSE)
#error "M25Q_SHARED_SPI requires SPI_USE_MUTUAL_EXCLUSION"
#endif
@ -156,7 +165,7 @@
* @brief Type of a M25Q configuration structure.
*/
typedef struct {
#if !M25Q_USE_SPI || defined(__DOXYGEN__)
#if (M25Q_BUS_MODE != M25Q_BUS_MODE_SPI) || defined(__DOXYGEN__)
/**
* @brief QSPI driver associated to this instance.
*/