avrdude/src/usbasp.h

140 lines
3.9 KiB
C

/*
* avrdude - A Downloader/Uploader for AVR device programmers
* Copyright (C) 2006 Thomas Fischl
*
* 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, see <http://www.gnu.org/licenses/>.
*/
/* $Id$ */
#ifndef usbasp_h
#define usbasp_h
/* USB function call identifiers */
#define USBASP_FUNC_CONNECT 1
#define USBASP_FUNC_DISCONNECT 2
#define USBASP_FUNC_TRANSMIT 3
#define USBASP_FUNC_READFLASH 4
#define USBASP_FUNC_ENABLEPROG 5
#define USBASP_FUNC_WRITEFLASH 6
#define USBASP_FUNC_READEEPROM 7
#define USBASP_FUNC_WRITEEEPROM 8
#define USBASP_FUNC_SETLONGADDRESS 9
#define USBASP_FUNC_SETISPSCK 10
#define USBASP_FUNC_TPI_CONNECT 11
#define USBASP_FUNC_TPI_DISCONNECT 12
#define USBASP_FUNC_TPI_RAWREAD 13
#define USBASP_FUNC_TPI_RAWWRITE 14
#define USBASP_FUNC_TPI_READBLOCK 15
#define USBASP_FUNC_TPI_WRITEBLOCK 16
#define USBASP_FUNC_GETCAPABILITIES 127
/* USBASP capabilities */
#define USBASP_CAP_TPI 0x01
#define USBASP_CAP_3MHZ (1 << 24) // 3 MHz SCK in UsbAsp-flash firmware
/* Block mode flags */
#define USBASP_BLOCKFLAG_FIRST 1
#define USBASP_BLOCKFLAG_LAST 2
/* Block mode data size */
#define USBASP_READBLOCKSIZE 200
#define USBASP_WRITEBLOCKSIZE 200
/* ISP SCK speed identifiers */
#define USBASP_ISP_SCK_AUTO 0
#define USBASP_ISP_SCK_0_5 1 /* 500 Hz */
#define USBASP_ISP_SCK_1 2 /* 1 kHz */
#define USBASP_ISP_SCK_2 3 /* 2 kHz */
#define USBASP_ISP_SCK_4 4 /* 4 kHz */
#define USBASP_ISP_SCK_8 5 /* 8 kHz */
#define USBASP_ISP_SCK_16 6 /* 16 kHz */
#define USBASP_ISP_SCK_32 7 /* 32 kHz */
#define USBASP_ISP_SCK_93_75 8 /* 93.75 kHz */
#define USBASP_ISP_SCK_187_5 9 /* 187.5 kHz */
#define USBASP_ISP_SCK_375 10 /* 375 kHz */
#define USBASP_ISP_SCK_750 11 /* 750 kHz */
#define USBASP_ISP_SCK_1500 12 /* 1.5 MHz */
#define USBASP_ISP_SCK_3000 13 /* 3 MHz only UsbAsp-flash firmware*/
/* TPI instructions */
#define TPI_OP_SLD 0x20
#define TPI_OP_SLD_INC 0x24
#define TPI_OP_SST 0x60
#define TPI_OP_SST_INC 0x64
#define TPI_OP_SSTPR(a) (0x68 | (a))
#define TPI_OP_SIN(a) (0x10 | (((a)<<1)&0x60) | ((a)&0x0F) )
#define TPI_OP_SOUT(a) (0x90 | (((a)<<1)&0x60) | ((a)&0x0F) )
#define TPI_OP_SLDCS(a) (0x80 | ((a)&0x0F) )
#define TPI_OP_SSTCS(a) (0xC0 | ((a)&0x0F) )
#define TPI_OP_SKEY 0xE0
/* TPI control/status registers */
#define TPIIR 0xF
#define TPIPCR 0x2
#define TPISR 0x0
// TPIPCR bits
#define TPIPCR_GT_2 0x04
#define TPIPCR_GT_1 0x02
#define TPIPCR_GT_0 0x01
#define TPIPCR_GT_128b 0x00
#define TPIPCR_GT_64b 0x01
#define TPIPCR_GT_32b 0x02
#define TPIPCR_GT_16b 0x03
#define TPIPCR_GT_8b 0x04
#define TPIPCR_GT_4b 0x05
#define TPIPCR_GT_2b 0x06
#define TPIPCR_GT_0b 0x07
// TPISR bits
#define TPISR_NVMEN 0x02
/* NVM registers */
#define NVMCSR 0x32
#define NVMCMD 0x33
// NVMCSR bits
#define NVMCSR_BSY 0x80
// NVMCMD values
#define NVMCMD_NOP 0x00
#define NVMCMD_CHIP_ERASE 0x10
#define NVMCMD_SECTION_ERASE 0x14
#define NVMCMD_WORD_WRITE 0x1D
typedef struct sckoptions_t {
int id;
double frequency;
} CLOCKOPTIONS;
/* USB error identifiers */
#define USB_ERROR_NOTFOUND 1
#define USB_ERROR_ACCESS 2
#define USB_ERROR_IO 3
#ifdef __cplusplus
extern "C" {
#endif
extern const char usbasp_desc[];
void usbasp_initpgm (PROGRAMMER * pgm);
#ifdef __cplusplus
}
#endif
#endif /* usbasp_h */