X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;f=bertos%2Fdrv%2Feeprom.c;h=7240fccad00bd4601d109be524553131d7196cd2;hb=d027b58f316922081fa2f7291dc8e45022910a7e;hp=83688b782c6216dbd64eaaf6f3412c8b119b0a24;hpb=612605e478147cd4fa8c6bf2eeac9a2f389ee30a;p=bertos.git diff --git a/bertos/drv/eeprom.c b/bertos/drv/eeprom.c index 83688b78..7240fcca 100644 --- a/bertos/drv/eeprom.c +++ b/bertos/drv/eeprom.c @@ -32,8 +32,6 @@ * * \brief Driver for the 24xx16 and 24xx256 I2C EEPROMS (implementation) * - * - * \version $Id$ * \author Stefano Fedrigo * \author Bernie Innocenti */ @@ -48,7 +46,7 @@ #include // MOD_CHECK() #include -#include CPU_HEADER(twi) +#include #include @@ -147,15 +145,15 @@ static size_t eeprom_writeRaw(struct KFile *_fd, const void *buf, size_t size) } - if (!(twi_start_w(EEPROM_ADDR(dev_addr)) - && twi_send(addr_buf, addr_len) - && twi_send(buf, count))) + if (!(i2c_start_w(EEPROM_ADDR(dev_addr)) + && i2c_send(addr_buf, addr_len) + && i2c_send(buf, count))) { - twi_stop(); + i2c_stop(); return wr_len; } - twi_stop(); + i2c_stop(); /* Update count and addr for next operation */ size -= count; @@ -177,7 +175,7 @@ static size_t eeprom_writeVerify(struct KFile *_fd, const void *_buf, size_t siz { Eeprom *fd = EEPROM_CAST(_fd); int retries = 5; - size_t wr_len; + size_t wr_len = 0; while (retries--) { @@ -232,11 +230,11 @@ static size_t eeprom_read(struct KFile *_fd, void *_buf, size_t size) } - if (!(twi_start_w(EEPROM_ADDR(dev_addr)) - && twi_send(addr_buf, addr_len) - && twi_start_r(EEPROM_ADDR(dev_addr)))) + if (!(i2c_start_w(EEPROM_ADDR(dev_addr)) + && i2c_send(addr_buf, addr_len) + && i2c_start_r(EEPROM_ADDR(dev_addr)))) { - twi_stop(); + i2c_stop(); return 0; } @@ -246,7 +244,7 @@ static size_t eeprom_read(struct KFile *_fd, void *_buf, size_t size) * The last byte read does not have an ACK * to stop communication. */ - int c = twi_get(size); + int c = i2c_get(size); if (c == EOF) break; @@ -256,6 +254,7 @@ static size_t eeprom_read(struct KFile *_fd, void *_buf, size_t size) rd_len++; } + i2c_stop(); return rd_len; } @@ -368,7 +367,7 @@ bool eeprom_erase(Eeprom *fd, e2addr_t addr, e2_size_t count) */ void eeprom_init(Eeprom *fd, EepromType type, e2dev_addr_t addr, bool verify) { - MOD_CHECK(twi); + MOD_CHECK(i2c); ASSERT(type < EEPROM_CNT); memset(fd, 0, sizeof(*fd));