hpm_femc_drv.c File Reference

#include "hpm_common.h"
#include "hpm_soc_ip_feature.h"
#include "hpm_femc_drv.h"

Macros
#define	HPM_FEMC_DRV_DEFAULT_PRESCALER   (0x3UL)
#define	HPM_FEMC_DRV_RETRY_COUNT   (5000U)
#define	FEMC_PRESCALER_MAX   (256UL)

Functions
static void	femc_config_delay_cell (FEMC_Type *ptr, bool delay_cell_en, uint32_t delay_cell_value)
static hpm_stat_t	femc_ip_cmd_done (FEMC_Type *ptr)
static uint32_t	femc_make_cmd (uint32_t opcode)
static bool	femc_is_write_cmd (uint32_t opcode)
uint32_t	femc_issue_ip_cmd (FEMC_Type *ptr, uint32_t base_address, femc_cmd_t *cmd)
void	femc_default_config (FEMC_Type *ptr, femc_config_t *config)
	femc get default config More...
void	femc_get_typical_sdram_config (FEMC_Type *ptr, femc_sdram_config_t *config)
	femc get typical sdram config More...
void	femc_init (FEMC_Type *ptr, femc_config_t *config)
	femc init controller More...
static uint8_t	femc_convert_actual_size_to_memory_size (uint32_t size_in_kb)
static uint8_t	femc_convert_burst_len (uint8_t burst_len_in_byte)
static uint32_t	ns2cycle (uint32_t freq_in_hz, uint32_t ns, uint32_t max_cycle)
hpm_stat_t	femc_config_sdram (FEMC_Type *ptr, uint32_t clk_in_hz, femc_sdram_config_t *config)
	femc config sdram More...
void	femc_get_typical_sram_config (FEMC_Type *ptr, femc_sram_config_t *config)
	femc get typical sram config More...
hpm_stat_t	femc_config_sram (FEMC_Type *ptr, uint32_t clk_in_hz, femc_sram_config_t *config)
	femc config sram More...

Macro Definition Documentation

FEMC_PRESCALER_MAX

#define FEMC_PRESCALER_MAX   (256UL)

HPM_FEMC_DRV_DEFAULT_PRESCALER

#define HPM_FEMC_DRV_DEFAULT_PRESCALER   (0x3UL)

HPM_FEMC_DRV_RETRY_COUNT

#define HPM_FEMC_DRV_RETRY_COUNT   (5000U)

Function Documentation

femc_config_delay_cell()

static void femc_config_delay_cell ( FEMC_Type *  ptr, bool  delay_cell_en, uint32_t  delay_cell_value  )

static

femc_convert_actual_size_to_memory_size()

static uint8_t femc_convert_actual_size_to_memory_size ( uint32_t  size_in_kb )

static

femc_convert_burst_len()

static uint8_t femc_convert_burst_len ( uint8_t  burst_len_in_byte )

static

femc_ip_cmd_done()

static hpm_stat_t femc_ip_cmd_done ( FEMC_Type *  ptr )

static

femc_is_write_cmd()

static bool femc_is_write_cmd ( uint32_t  opcode )

static

femc_issue_ip_cmd()

uint32_t femc_issue_ip_cmd	(	FEMC_Type *	ptr,
		uint32_t	base_address,
		femc_cmd_t *	cmd
	)

femc_make_cmd()

static uint32_t femc_make_cmd ( uint32_t  opcode )

static

ns2cycle()

static uint32_t ns2cycle ( uint32_t  freq_in_hz, uint32_t  ns, uint32_t  max_cycle  )

static