78 lines
2.4 KiB
C
78 lines
2.4 KiB
C
#ifndef __avrpart_h__
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#define __avrpart_h__
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#include "lists.h"
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/*
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* AVR serial programming instructions
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*/
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enum {
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AVR_OP_READ,
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AVR_OP_WRITE,
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AVR_OP_READ_LO,
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AVR_OP_READ_HI,
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AVR_OP_WRITE_LO,
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AVR_OP_WRITE_HI,
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AVR_OP_LOADPAGE_LO,
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AVR_OP_LOADPAGE_HI,
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AVR_OP_WRITEPAGE,
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AVR_OP_CHIP_ERASE,
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AVR_OP_PGM_ENABLE,
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AVR_OP_MAX
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};
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enum {
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AVR_CMDBIT_IGNORE, /* bit is ignored on input and output */
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AVR_CMDBIT_VALUE, /* bit is set to 0 or 1 for input or output */
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AVR_CMDBIT_ADDRESS, /* this bit represents an input address bit */
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AVR_CMDBIT_INPUT, /* this bit is an input bit */
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AVR_CMDBIT_OUTPUT /* this bit is an output bit */
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};
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/*
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* serial programming instruction bit specifications
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*/
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typedef struct cmdbit {
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int type; /* AVR_CMDBIT_* */
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int bitno; /* which input bit to use for this command bit */
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int value; /* bit value if type == AVR_CMDBIT_VALUD */
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} CMDBIT;
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typedef struct opcode {
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CMDBIT bit[32]; /* opcode bit specs */
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} OPCODE;
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#define AVR_DESCLEN 64
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#define AVR_IDLEN 32
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typedef struct avrpart {
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char desc[AVR_DESCLEN]; /* long part name */
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char id[AVR_IDLEN]; /* short part name */
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int devicecode; /* Atmel STK500 device code */
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int chip_erase_delay; /* microseconds */
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OPCODE * op[AVR_OP_MAX]; /* opcodes */
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LISTID mem; /* avr memory definitions */
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} AVRPART;
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#define AVR_MEMDESCLEN 64
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typedef struct avrmem {
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char desc[AVR_MEMDESCLEN]; /* memory description ("flash", "eeprom", etc) */
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int paged; /* page addressed (e.g. ATmega flash) */
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int size; /* total memory size in bytes */
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int page_size; /* size of memory page (if page addressed) */
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int num_pages; /* number of pages (if page addressed) */
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int min_write_delay; /* microseconds */
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int max_write_delay; /* microseconds */
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int pwroff_after_write; /* after this memory type is written to,
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the device must be powered off and
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back on, see errata
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http://www.atmel.com/atmel/acrobat/doc1280.pdf */
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unsigned char readback[2]; /* polled read-back values */
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unsigned char * buf; /* pointer to memory buffer */
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OPCODE * op[AVR_OP_MAX]; /* opcodes */
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} AVRMEM;
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#endif
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