FreeCalypso > hg > fc-usbser-tools
changeset 19:d420375243c9
libftmini: implement EEPROM erase
| author | Mychaela Falconia <falcon@freecalypso.org> |
|---|---|
| date | Thu, 07 Sep 2023 23:24:04 +0000 |
| parents | fce3d4baa2b4 |
| children | 43b8e88dae02 |
| files | libftmini/Makefile libftmini/eeprom_erase.c |
| diffstat | 2 files changed, 25 insertions(+), 1 deletions(-) [+] |
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--- a/libftmini/Makefile Thu Sep 07 22:43:53 2023 +0000 +++ b/libftmini/Makefile Thu Sep 07 23:24:04 2023 +0000 @@ -1,6 +1,6 @@ CC= gcc CFLAGS= -O2 -OBJS= eeprom_rd.o eeprom_wr.o +OBJS= eeprom_erase.o eeprom_rd.o eeprom_wr.o LIB= libftmini.a all: ${LIB}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/libftmini/eeprom_erase.c Thu Sep 07 23:24:04 2023 +0000 @@ -0,0 +1,24 @@ +/* elementary FTDI EEPROM erase function */ + +#include <sys/types.h> +#include <stdio.h> +#include <stdlib.h> +#include <usb.h> +#include "ftdi_defs.h" +#include "ftdi_tune.h" +#include "eeprom_func.h" + +void ftmini_erase_eeprom(usb_dev_handle *usbh) +{ + int rc; + + rc = usb_control_msg(usbh, FTDI_DEVICE_OUT_REQTYPE, + SIO_ERASE_EEPROM_REQUEST, 0, 0, NULL, 0, + USB_WRITE_TIMEOUT); + if (rc != 0) { + fprintf(stderr, + "EEPROM erase error: usb_control_msg() returned %d\n", + rc); + exit(1); + } +}