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-rw-r--r--digital/avr/modules/isp/isp_proto.c59
1 files changed, 59 insertions, 0 deletions
diff --git a/digital/avr/modules/isp/isp_proto.c b/digital/avr/modules/isp/isp_proto.c
new file mode 100644
index 00000000..310b2fd4
--- /dev/null
+++ b/digital/avr/modules/isp/isp_proto.c
@@ -0,0 +1,59 @@
+/* isp_proto.c */
+/* avr.isp - Serial programming AVR module. {{{
+ *
+ * Copyright (C) 2009 Nicolas Schodet
+ *
+ * APBTeam:
+ * Web: http://apbteam.org/
+ * Email: team AT apbteam DOT org
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ * }}} */
+#include "common.h"
+
+#include "isp_proto.h"
+
+#include <avr/pgmspace.h>
+
+#define ISP_PROTO_CMD_SIGN_ON 0x01
+
+#define ISP_PROTO_STATUS_CMD_OK 0x00
+#define ISP_PROTO_STATUS_CMD_UNKNOWN 0xc9
+
+#define ISP_PROTO_SIGNATURE "APBdev_2"
+
+void
+isp_proto_accept (uint8_t *data, uint16_t len, uint16_t buffer_size)
+{
+ /* Decode command. */
+ switch (data [0])
+ {
+ case ISP_PROTO_CMD_SIGN_ON:
+ /* Return programmer signature. */
+ data[1] = ISP_PROTO_STATUS_CMD_OK;
+ data[2] = sizeof (ISP_PROTO_SIGNATURE);
+ memcpy_P (&data[3], PSTR (ISP_PROTO_SIGNATURE),
+ sizeof (ISP_PROTO_SIGNATURE));
+ AC_ISP_PROTO_SEND (data, 3 + sizeof (ISP_PROTO_SIGNATURE));
+ break;
+ default:
+ /* Unknown. */
+ data[1] = ISP_PROTO_STATUS_CMD_UNKNOWN;
+ AC_ISP_PROTO_SEND (data, 2);
+ break;
+ }
+}
+