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dfu: tftp: update: Provide tftp support for the DFU subsystem

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This commit adds initial support for using tftp for downloading and
upgrading firmware on the device.

Signed-off-by: Lukasz Majewski <l.majewski@majess.pl>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
This commit is contained in:
Lukasz Majewski 2015-08-24 00:21:45 +02:00 • committed by Marek Vasut
parent 66a6472382
commit 2d50d68a4c
3 changed files with 92 additions and 0 deletions
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26
include/dfu.h
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@ -207,5 +207,31 @@ static inline int dfu_fill_entity_sf(struct dfu_entity *dfu, char *devstr,
}
#endif
/**
* dfu_tftp_write - Write TFTP data to DFU medium
*
* This function is storing data received via TFTP on DFU supported medium.
*
* @param dfu_entity_name - name of DFU entity to write
* @param addr - address of data buffer to write
* @param len - number of bytes
* @param interface - destination DFU medium (e.g. "mmc")
* @param devstring - instance number of destination DFU medium (e.g. "1")
*
* @return 0 on success, otherwise error code
*/
#ifdef CONFIG_DFU_TFTP
int dfu_tftp_write(char *dfu_entity_name, unsigned int addr, unsigned int len,
char *interface, char *devstring);
#else
static inline int dfu_tftp_write(char *dfu_entity_name, unsigned int addr,
unsigned int len, char *interface,
char *devstring)
{
puts("TFTP write support for DFU not available!\n");
return -ENOSYS;
}
#endif
int dfu_add(struct usb_configuration *c);
#endif /* __DFU_ENTITY_H_ */