From 2d884e20d4c5d18be53c1141dae73794f66b1a91 Mon Sep 17 00:00:00 2001 From: Nicolas Schodet Date: Fri, 17 Apr 2009 00:26:02 +0200 Subject: * digital/avr/modules/isp: - added isp_proto to handle AVR068 and AVR069 commands. - added very first isp_proto command. --- digital/avr/modules/isp/Makefile.module | 2 +- digital/avr/modules/isp/avrconfig.h | 2 ++ digital/avr/modules/isp/isp_proto.c | 59 ++++++++++++++++++++++++++++++++ digital/avr/modules/isp/isp_proto.h | 40 ++++++++++++++++++++++ digital/avr/modules/isp/test/avrconfig.h | 2 ++ 5 files changed, 104 insertions(+), 1 deletion(-) create mode 100644 digital/avr/modules/isp/isp_proto.c create mode 100644 digital/avr/modules/isp/isp_proto.h (limited to 'digital') diff --git a/digital/avr/modules/isp/Makefile.module b/digital/avr/modules/isp/Makefile.module index 403b2e72..590bc26e 100644 --- a/digital/avr/modules/isp/Makefile.module +++ b/digital/avr/modules/isp/Makefile.module @@ -1 +1 @@ -isp_SOURCES = isp.c isp_frame.c +isp_SOURCES = isp.c isp_frame.c isp_proto.c diff --git a/digital/avr/modules/isp/avrconfig.h b/digital/avr/modules/isp/avrconfig.h index 2b4e37de..92f5742a 100644 --- a/digital/avr/modules/isp/avrconfig.h +++ b/digital/avr/modules/isp/avrconfig.h @@ -32,5 +32,7 @@ #define AC_ISP_FRAME_SEND_CHAR uart0_putc /** Should be implemented by the user (isp_proto) to accept a frame. */ #define AC_ISP_FRAME_ACCEPT_FRAME isp_proto_accept +/** Should be implemeted by the user to send a frame. */ +#define AC_ISP_PROTO_SEND isp_frame_send_frame #endif /* avrconfig_h */ 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 + +#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; + } +} + diff --git a/digital/avr/modules/isp/isp_proto.h b/digital/avr/modules/isp/isp_proto.h new file mode 100644 index 00000000..c391c57e --- /dev/null +++ b/digital/avr/modules/isp/isp_proto.h @@ -0,0 +1,40 @@ +#ifndef isp_proto_h +#define isp_proto_h +/* isp_proto.h */ +/* 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. + * + * }}} */ + +/** The isp_proto sub module interprets commands in the AVR068 and AVR069 + * format. Framing is needed for AVR068 and provided by isp_frame. */ + +/** Should be implemeted by the user to send a frame. */ +void +AC_ISP_PROTO_SEND (uint8_t *data, uint16_t len); + +/** Accept a frame to interpret. The provided buffer will also be used to + * transfer frames. */ +void +isp_proto_accept (uint8_t *data, uint16_t len, uint16_t buffer_size); + +#endif /* isp_proto_h */ diff --git a/digital/avr/modules/isp/test/avrconfig.h b/digital/avr/modules/isp/test/avrconfig.h index 2b4e37de..92f5742a 100644 --- a/digital/avr/modules/isp/test/avrconfig.h +++ b/digital/avr/modules/isp/test/avrconfig.h @@ -32,5 +32,7 @@ #define AC_ISP_FRAME_SEND_CHAR uart0_putc /** Should be implemented by the user (isp_proto) to accept a frame. */ #define AC_ISP_FRAME_ACCEPT_FRAME isp_proto_accept +/** Should be implemeted by the user to send a frame. */ +#define AC_ISP_PROTO_SEND isp_frame_send_frame #endif /* avrconfig_h */ -- cgit v1.2.3