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Diffstat (limited to 'src/avrdude/usbasp.h')
| -rw-r--r-- | src/avrdude/usbasp.h | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/src/avrdude/usbasp.h b/src/avrdude/usbasp.h new file mode 100644 index 000000000..573d2b853 --- /dev/null +++ b/src/avrdude/usbasp.h @@ -0,0 +1,137 @@ +/* + * 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 + +/* 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 */ + +/* 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 */ |