Re: [avrdude-dev] Patch to support updated buspirate firmware in avrdude

[Michal Ludvig]

Thanks for that Kari, I'll put the patch to SVN shortly.

Michal


On 07/18/2010 01:19 AM, Kari Knuuttila wrote:
> Hi,
>
> BusPirate uart interface saw some updates in recent versions which broke
> the avrdude support.
>
> This patch fixes:
> * Recognition of command input line.
> * 'y' answer to "Are you sure" question when performing reset.
>
> Patch is backwards compatible.
> Tested with latest BusPirate Fw 5.3 (new UI) and FW 4.3 (old UI).
>
> -Kari Knuuttila
>
>
> ---
> Index: buspirate.c
> ===================================================================
> --- buspirate.c (revision 945)
> +++ buspirate.c (working copy)
> @@ -257,7 +257,11 @@
> static int buspirate_is_prompt(char *str)
> {
> /* Prompt ends with '>' all other input probably ends with '\n' */
> - return (str[strlen(str) - 1] == '>');
> + if( str[strlen(str) - 1] == '>' ||
> + str[strlen(str) - 2] == '>' )
> + return 1;
> + else
> + return 0;
> }
>
> static int buspirate_expect(struct programmer_t *pgm, char *send,
> @@ -536,6 +540,7 @@
> static void buspirate_enable(struct programmer_t *pgm)
> {
> unsigned char *reset_str = "#\n";
> + unsigned char *accept_str = "y\n";
> char *rcvd;
> int fw_v1 = 0, fw_v2 = 0;
> int rc, print_banner = 0;
> @@ -559,6 +564,9 @@
> buspirate_enable(pgm);
> return;
> }
> + if (strncmp(rcvd, "Are you sure?",13) == 0) {
> + buspirate_send_bin(pgm, accept_str, strlen(accept_str));
> + }
> if (strncmp(rcvd, "RESET", 5) == 0) {
> print_banner = 1;
> continue;
>
>
>
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