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Software for White Rabbit PTP Core
Commit be5c7d72 authored by Grzegorz Daniluk's avatar Grzegorz Daniluk
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storage: fix i2c eeprom storage

parent 6ae2239e
Pipeline #313 failed with stages
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      Showing with 33 additions and 15 deletions
      dev/bb_i2c.c
      View file @ be5c7d72
      ......@@ -97,7 +97,9 @@ void bb_i2c_get_byte(struct i2c_bus *bus, uint8_t *data, uint8_t last)
      *data = indata;
      }
      void bb_i2c_create(struct i2c_bus *bus, struct gpio_pin *pin_scl, struct gpio_pin *pin_sda )
      void bb_i2c_create( struct i2c_bus *bus,
      const struct gpio_pin *pin_scl,
      const struct gpio_pin *pin_sda )
      {
      bus->pin_scl = pin_scl;
      bus->pin_sda = pin_sda;
      ......
      dev/i2c_eeprom.c
      View file @ be5c7d72
      ......@@ -11,6 +11,9 @@
      #include "dev/bb_i2c.h"
      #include "dev/i2c_eeprom.h"
      struct i2c_bus i2c_wrc_eeprom;
      struct i2c_eeprom_device wrc_eeprom_dev;
      int i2c_eeprom_create( struct i2c_eeprom_device *dev, struct i2c_bus *bus, uint8_t i2c_addr, int offset_bytes )
      {
      dev->bus = bus;
      ......
      dev/storage.c
      View file @ be5c7d72
      ......@@ -67,11 +67,6 @@ struct storage_w1_priv
      struct w1_bus *dev;
      };
      struct storage_i2c_eeprom_priv
      {
      struct i2c_eeprom_device *dev;
      };
      /* Functions for Flash access */
      static int sdb_flash_read(struct storage_device *dev, int offset, void *buf, int count)
      ......@@ -109,6 +104,7 @@ const int32_t spi_flash_default_entry_points[] =
      0x600000, /* after SVEC AFPGA bitstream */
      -1 };
      const int32_t i2c_eeprom_default_entry_points[] = {0, 64, 128, 256, 512, 1024, -1 };
      /* Functions for FRAM access */
      static int sdb_fram_read(struct storage_device *dev, int offset, void *buf, int count)
      {
      ......@@ -164,22 +160,23 @@ const struct storage_rwops spi_w1_rwops = {
      /* The methods for I2C access */
      static int sdb_i2c_eeprom_read(struct storage_device *dev, int offset, void *buf, int count)
      {
      struct storage_i2c_eeprom_priv *priv = (struct storage_i2c_eeprom_priv* ) dev->priv;
      return i2c_eeprom_read(priv->dev, offset, buf, count);
      struct i2c_eeprom_device *priv = (struct i2c_eeprom_device* ) dev->priv;
      return i2c_eeprom_read(priv, offset, buf, count);
      }
      static int sdb_i2c_eeprom_write(struct storage_device *dev, int offset, void *buf, int count)
      {
      struct storage_i2c_eeprom_priv *priv = (struct storage_i2c_eeprom_priv* ) dev->priv;
      return i2c_eeprom_read(priv->dev, offset, buf, count);
      struct i2c_eeprom_device *priv = (struct i2c_eeprom_device* ) dev->priv;
      return i2c_eeprom_write(priv, offset, buf, count);
      }
      static int sdb_i2c_eeprom_erase(struct storage_device *dev, int offset, int count)
      {
      struct storage_i2c_eeprom_priv *priv = (struct storage_i2c_eeprom_priv* ) dev->priv;
      return i2c_eeprom_erase(priv->dev, offset, count);
      struct i2c_eeprom_device *priv = (struct i2c_eeprom_device* ) dev->priv;
      return i2c_eeprom_erase(priv, offset, count);
      }
      /* Functions for I2C EEPROM access */
      const struct storage_rwops i2c_eeprom_rwops = {
      sdb_i2c_eeprom_read,
      sdb_i2c_eeprom_write,
      ......@@ -200,6 +197,19 @@ void storage_spiflash_create(struct storage_device *dev, struct spi_flash_device
      dev->flags = STORAGE_FLAG_DEVICE_OK;
      }
      void storage_i2ceeprom_create(struct storage_device *dev, struct i2c_eeprom_device *eeprom)
      {
      static const char* i2c_eeprom_str = "eeprom";
      dev->name = (char *) i2c_eeprom_str;
      dev->priv = eeprom;
      dev->rwops = (struct storage_rwops *) &i2c_eeprom_rwops;
      dev->size = 8192;
      dev->cfg_entry = 0;
      dev->block_size = 32;
      dev->entry_points = (int32_t *) i2c_eeprom_default_entry_points;
      dev->flags = STORAGE_FLAG_DEVICE_OK;
      }
      #if 0
      /*
      ......
      include/dev/bb_i2c.h
      View file @ be5c7d72
      ......@@ -10,13 +10,13 @@
      struct i2c_bus
      {
      struct gpio_pin *pin_scl;
      struct gpio_pin *pin_sda;
      const struct gpio_pin *pin_scl;
      const struct gpio_pin *pin_sda;
      int loop_delay;
      };
      uint8_t bb_i2c_devprobe(struct i2c_bus *bus, uint8_t i2c_addr);
      void bb_i2c_create(struct i2c_bus *bus, struct gpio_pin *pin_scl, struct gpio_pin *pin_sda );
      void bb_i2c_create(struct i2c_bus *bus, const struct gpio_pin *pin_scl, const struct gpio_pin *pin_sda );
      void bb_i2c_init(struct i2c_bus *bus);
      void bb_i2c_start(struct i2c_bus *bus);
      void bb_i2c_repeat_start(struct i2c_bus *bus);
      ......
      include/dev/syscon.h
      View file @ be5c7d72
      ......@@ -108,6 +108,8 @@ extern volatile struct SYSCON_WB *syscon;
      extern struct spi_bus spi_wrc_flash;
      extern struct spi_flash_device wrc_flash_dev;
      extern struct i2c_bus i2c_wrc_eeprom;
      extern struct i2c_eeprom_device wrc_eeprom_dev;
      static inline int sysc_get_memsize(void)
      {
      ......
      include/storage.h
      View file @ be5c7d72
      ......@@ -115,6 +115,7 @@ struct storage_device
      extern struct storage_device wrc_storage_dev;
      void storage_spiflash_create(struct storage_device *dev, struct spi_flash_device *flash);
      void storage_i2ceeprom_create(struct storage_device *dev, struct i2c_eeprom_device *eeprom);
      void storage_init( struct i2c_bus *bus, int i2c_addr);
      ......
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