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Merge pull request #11604 from kyle-cypress/pr/qspi-inst-type 

Introduce qspi_inst_t type for QSPI instructions
pull/11717/head
Martin Kojtal 2019-10-18 15:46:03 +02:00 committed by GitHub
parent 9c82706e6f 555140a1cc
commit b6266b5c01
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 44 additions and 38 deletions
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20
components/storage/blockdevice/COMPONENT_QSPIF/QSPIFBlockDevice.cpp
View File

@ -381,7 +381,7 @@ int QSPIFBlockDevice::erase(bd_addr_t addr, bd_size_t in_size)
int type = 0;
uint32_t offset = 0;
uint32_t chunk = 4096;
unsigned int cur_erase_inst = _erase_instruction;
qspi_inst_t cur_erase_inst = _erase_instruction;
int size = (int)in_size;
bool erase_failed = false;
int status = QSPIF_BD_ERROR_OK;
@ -955,8 +955,8 @@ int QSPIFBlockDevice::_sfdp_detect_page_size(uint8_t *basic_param_table_ptr, int
}
int QSPIFBlockDevice::_sfdp_detect_erase_types_inst_and_size(uint8_t *basic_param_table_ptr, int basic_param_table_size,
unsigned int &erase4k_inst,
unsigned int *erase_type_inst_arr, unsigned int *erase_type_size_arr)
qspi_inst_t &erase4k_inst,
qspi_inst_t *erase_type_inst_arr, unsigned int *erase_type_size_arr)
{
erase4k_inst = 0xff;
bool found_4Kerase_type = false;
@ -1009,7 +1009,7 @@ int QSPIFBlockDevice::_sfdp_detect_erase_types_inst_and_size(uint8_t *basic_para
int QSPIFBlockDevice::_sfdp_detect_best_bus_read_mode(uint8_t *basic_param_table_ptr, int basic_param_table_size,
bool &set_quad_enable,
bool &is_qpi_mode, unsigned int &read_inst)
bool &is_qpi_mode, qspi_inst_t &read_inst)
{
set_quad_enable = false;
is_qpi_mode = false;
@ -1205,7 +1205,7 @@ int QSPIFBlockDevice::_set_write_enable()
int QSPIFBlockDevice::_enable_fast_mdoe()
{
char status_reg[QSPI_MAX_STATUS_REGISTER_SIZE] = {0};
unsigned int read_conf_register_inst = 0x15;
qspi_inst_t read_conf_register_inst = 0x15;
char status_reg_qer_setup[QSPI_MAX_STATUS_REGISTER_SIZE] = {0};
status_reg_qer_setup[2] = 0x2; // Bit 1 of config Reg 2
@ -1322,7 +1322,7 @@ qspi_status_t QSPIFBlockDevice::_qspi_set_frequency(int freq)
return _qspi.set_frequency(freq);
}
qspi_status_t QSPIFBlockDevice::_qspi_send_read_command(unsigned int read_inst, void *buffer, bd_addr_t addr,
qspi_status_t QSPIFBlockDevice::_qspi_send_read_command(qspi_inst_t read_inst, void *buffer, bd_addr_t addr,
bd_size_t size)
{
// Send Read command to device driver
@ -1337,7 +1337,7 @@ qspi_status_t QSPIFBlockDevice::_qspi_send_read_command(unsigned int read_inst,
}
qspi_status_t QSPIFBlockDevice::_qspi_send_program_command(unsigned int progInst, const void *buffer, bd_addr_t addr,
qspi_status_t QSPIFBlockDevice::_qspi_send_program_command(qspi_inst_t progInst, const void *buffer, bd_addr_t addr,
bd_size_t *size)
{
// Send Program (write) command to device driver
@ -1351,7 +1351,7 @@ qspi_status_t QSPIFBlockDevice::_qspi_send_program_command(unsigned int progInst
return result;
}
qspi_status_t QSPIFBlockDevice::_qspi_send_erase_command(unsigned int erase_inst, bd_addr_t addr, bd_size_t size)
qspi_status_t QSPIFBlockDevice::_qspi_send_erase_command(qspi_inst_t erase_inst, bd_addr_t addr, bd_size_t size)
{
// Send Erase Instruction command to driver
qspi_status_t result = QSPI_STATUS_OK;
@ -1373,9 +1373,9 @@ qspi_status_t QSPIFBlockDevice::_qspi_send_erase_command(unsigned int erase_inst
}
qspi_status_t QSPIFBlockDevice::_qspi_send_general_command(unsigned int instruction, bd_addr_t addr,
qspi_status_t QSPIFBlockDevice::_qspi_send_general_command(qspi_inst_t instruction, bd_addr_t addr,
const char *tx_buffer,
size_t tx_length, const char *rx_buffer, size_t rx_length)
mbed::bd_size_t tx_length, const char *rx_buffer, mbed::bd_size_t rx_length)
{
// Send a general command Instruction to driver
qspi_status_t status = _qspi.command_transfer(instruction, (int)addr, tx_buffer, tx_length, rx_buffer, rx_length);

34
components/storage/blockdevice/COMPONENT_QSPIF/QSPIFBlockDevice.h
View File

@ -234,19 +234,19 @@ private:
/********************************/
/* Calls to QSPI Driver APIs */
/********************************/
// Send Program => Write command to Driver
qspi_status_t _qspi_send_program_command(unsigned int prog_instruction, const void *buffer, mbed::bd_addr_t addr,
mbed::bd_size_t *size);
// Send Program/Write command to Driver
qspi_status_t _qspi_send_program_command(mbed::qspi_inst_t prog_instruction, const void *buffer,
mbed::bd_addr_t addr, mbed::bd_size_t *size);
// Send Read command to Driver
qspi_status_t _qspi_send_read_command(unsigned int read_instruction, void *buffer, mbed::bd_addr_t addr, mbed::bd_size_t size);
qspi_status_t _qspi_send_read_command(mbed::qspi_inst_t read_instruction, void *buffer, mbed::bd_addr_t addr, mbed::bd_size_t size);
// Send Erase Instruction using command_transfer command to Driver
qspi_status_t _qspi_send_erase_command(unsigned int erase_instruction, mbed::bd_addr_t addr, mbed::bd_size_t size);
qspi_status_t _qspi_send_erase_command(mbed::qspi_inst_t erase_instruction, mbed::bd_addr_t addr, mbed::bd_size_t size);
// Send Generic command_transfer command to Driver
qspi_status_t _qspi_send_general_command(unsigned int instruction_int, mbed::bd_addr_t addr, const char *tx_buffer,
size_t tx_length, const char *rx_buffer, size_t rx_length);
qspi_status_t _qspi_send_general_command(mbed::qspi_inst_t instruction_int, mbed::bd_addr_t addr, const char *tx_buffer,
mbed::bd_size_t tx_length, const char *rx_buffer, mbed::bd_size_t rx_length);
// Send Bus configure_format command to Driver
qspi_status_t _qspi_configure_format(qspi_bus_width_t inst_width, qspi_bus_width_t address_width,
@ -286,7 +286,7 @@ private:
// Detect fastest read Bus mode supported by device
int _sfdp_detect_best_bus_read_mode(uint8_t *basic_param_table_ptr, int basic_param_table_size, bool &set_quad_enable,
bool &is_qpi_mode, unsigned int &read_inst);
bool &is_qpi_mode, mbed::qspi_inst_t &read_inst);
// Enable Quad mode if supported (1-1-4, 1-4-4, 4-4-4 bus modes)
int _sfdp_set_quad_enabled(uint8_t *basic_param_table_ptr);
@ -299,8 +299,8 @@ private:
// Detect all supported erase types
int _sfdp_detect_erase_types_inst_and_size(uint8_t *basic_param_table_ptr, int basic_param_table_size,
unsigned int &erase4k_inst,
unsigned int *erase_type_inst_arr, unsigned int *erase_type_size_arr);
mbed::qspi_inst_t &erase4k_inst,
mbed::qspi_inst_t *erase_type_inst_arr, unsigned int *erase_type_size_arr);
/***********************/
/* Utilities Functions */
@ -331,15 +331,15 @@ private:
PlatformMutex _mutex;
// Command Instructions
unsigned int _read_instruction;
unsigned int _prog_instruction;
unsigned int _erase_instruction;
unsigned int _erase4k_inst; // Legacy 4K erase instruction (default 0x20h)
unsigned int _write_register_inst; // Write status/config register instruction may vary between chips
unsigned int _read_register_inst; // Read status/config register instruction may vary between chips
mbed::qspi_inst_t _read_instruction;
mbed::qspi_inst_t _prog_instruction;
mbed::qspi_inst_t _erase_instruction;
mbed::qspi_inst_t _erase4k_inst; // Legacy 4K erase instruction (default 0x20h)
mbed::qspi_inst_t _write_register_inst; // Write status/config register instruction may vary between chips
mbed::qspi_inst_t _read_register_inst; // Read status/config register instruction may vary between chips
// Up To 4 Erase Types are supported by SFDP (each with its own command Instruction and Size)
unsigned int _erase_type_inst_arr[MAX_NUM_OF_ERASE_TYPES];
mbed::qspi_inst_t _erase_type_inst_arr[MAX_NUM_OF_ERASE_TYPES];
unsigned int _erase_type_size_arr[MAX_NUM_OF_ERASE_TYPES];
// Sector Regions Map

14
drivers/QSPI.h
View File

@ -28,6 +28,8 @@
#define ONE_MHZ 1000000
#define QSPI_NO_INST (-1)
namespace mbed {
/** \defgroup drivers-public-api-spi SPI
* \ingroup drivers-public-api
@ -39,6 +41,10 @@ namespace mbed {
* @{
*/
/** Type representing a QSPI instruction
*/
typedef int qspi_inst_t;
/** A QSPI Driver, used for communicating with QSPI slave devices
*
* The default format is set to Quad-SPI(1-1-1), and a clock frequency of 1MHz
@ -160,7 +166,7 @@ public:
* @returns
* Returns QSPI_STATUS_SUCCESS on successful reads and QSPI_STATUS_ERROR on failed reads.
*/
qspi_status_t read(int instruction, int alt, int address, char *rx_buffer, size_t *rx_length);
qspi_status_t read(qspi_inst_t instruction, int alt, int address, char *rx_buffer, size_t *rx_length);
/** Write to QSPI peripheral using custom write instruction, alt values
*
@ -173,7 +179,7 @@ public:
* @returns
* Returns QSPI_STATUS_SUCCESS on successful reads and QSPI_STATUS_ERROR on failed reads.
*/
qspi_status_t write(int instruction, int alt, int address, const char *tx_buffer, size_t *tx_length);
qspi_status_t write(qspi_inst_t instruction, int alt, int address, const char *tx_buffer, size_t *tx_length);
/** Perform a transaction to write to an address(a control register) and get the status results
*
@ -187,7 +193,7 @@ public:
* @returns
* Returns QSPI_STATUS_SUCCESS on successful reads and QSPI_STATUS_ERROR on failed reads.
*/
qspi_status_t command_transfer(int instruction, int address, const char *tx_buffer, size_t tx_length, const char *rx_buffer, size_t rx_length);
qspi_status_t command_transfer(qspi_inst_t instruction, int address, const char *tx_buffer, size_t tx_length, const char *rx_buffer, size_t rx_length);
#if !defined(DOXYGEN_ONLY)
protected:
@ -227,7 +233,7 @@ private:
/*
* This function builds the qspi command struct to be send to Hal
*/
inline void _build_qspi_command(int instruction, int address, int alt);
inline void _build_qspi_command(qspi_inst_t instruction, int address, int alt);
#endif
};

14
drivers/source/QSPI.cpp
View File

@ -122,7 +122,7 @@ qspi_status_t QSPI::read(int address, char *rx_buffer, size_t *rx_length)
if (*rx_length != 0) {
lock();
if (true == _acquire()) {
_build_qspi_command(-1, address, -1);
_build_qspi_command(QSPI_NO_INST, address, -1);
if (QSPI_STATUS_OK == qspi_read(&_qspi, &_qspi_command, rx_buffer, rx_length)) {
ret_status = QSPI_STATUS_OK;
}
@ -146,7 +146,7 @@ qspi_status_t QSPI::write(int address, const char *tx_buffer, size_t *tx_length)
if (*tx_length != 0) {
lock();
if (true == _acquire()) {
_build_qspi_command(-1, address, -1);
_build_qspi_command(QSPI_NO_INST, address, -1);
if (QSPI_STATUS_OK == qspi_write(&_qspi, &_qspi_command, tx_buffer, tx_length)) {
ret_status = QSPI_STATUS_OK;
}
@ -161,7 +161,7 @@ qspi_status_t QSPI::write(int address, const char *tx_buffer, size_t *tx_length)
return ret_status;
}
qspi_status_t QSPI::read(int instruction, int alt, int address, char *rx_buffer, size_t *rx_length)
qspi_status_t QSPI::read(qspi_inst_t instruction, int alt, int address, char *rx_buffer, size_t *rx_length)
{
qspi_status_t ret_status = QSPI_STATUS_ERROR;
@ -185,7 +185,7 @@ qspi_status_t QSPI::read(int instruction, int alt, int address, char *rx_buffer,
return ret_status;
}
qspi_status_t QSPI::write(int instruction, int alt, int address, const char *tx_buffer, size_t *tx_length)
qspi_status_t QSPI::write(qspi_inst_t instruction, int alt, int address, const char *tx_buffer, size_t *tx_length)
{
qspi_status_t ret_status = QSPI_STATUS_ERROR;
@ -209,7 +209,7 @@ qspi_status_t QSPI::write(int instruction, int alt, int address, const char *tx_
return ret_status;
}
qspi_status_t QSPI::command_transfer(int instruction, int address, const char *tx_buffer, size_t tx_length, const char *rx_buffer, size_t rx_length)
qspi_status_t QSPI::command_transfer(qspi_inst_t instruction, int address, const char *tx_buffer, size_t tx_length, const char *rx_buffer, size_t rx_length)
{
qspi_status_t ret_status = QSPI_STATUS_ERROR;
@ -267,12 +267,12 @@ bool QSPI::_acquire()
return _initialized;
}
void QSPI::_build_qspi_command(int instruction, int address, int alt)
void QSPI::_build_qspi_command(qspi_inst_t instruction, int address, int alt)
{
memset(&_qspi_command, 0, sizeof(qspi_command_t));
//Set up instruction phase parameters
_qspi_command.instruction.bus_width = _inst_width;
if (instruction != -1) {
if (instruction != QSPI_NO_INST) {
_qspi_command.instruction.value = instruction;
_qspi_command.instruction.disabled = false;
} else {