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105 lines
2.5 KiB
105 lines
2.5 KiB
/*
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*
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* PRU Debug Program header file
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* (c) Copyright 2011, 2013 by Arctica Technologies
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* Written by Steven Anderson
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*
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*/
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#ifndef PRUDBG_H
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#define PRUDBG_H
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// default processor to use if none is specified on the command line when prudebug is started
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#define DEFAULT_PROCESSOR_INDEX AM335x
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// list of processors to use in the define above (DEFAULT_PROCESSOR_INDEX)
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// value for define must match the array index in the processor structure
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// in the prudbg.c file.
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#define AM1707 0
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#define AM335x 1
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// general settings
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#define MAX_CMD_LEN 25
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#define MAX_CMDARGS_LEN 200
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#define MAX_COMMAND_LINE (MAX_CMD_LEN + MAX_CMDARGS_LEN + 1)
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#define MAX_ARGS 10
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#define MAX_PRU_MEM 0xFFFF
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#define NUM_OF_PRU 2
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#define MAX_NUM_OF_PRUS 16 // maximum number of PRUs to expect in any processor
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#define MAX_BREAKPOINTS 5
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#define MAX_WATCH 5
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#define MAX_PROC_NAME 20
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// register offsets
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#define PRU_CTRL_REG 0x0000
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#define PRU_STATUS_REG 0x0001
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#define PRU_INTGPR_REG 0x0100
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// PRU control register bit flags
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#define PRU_REG_PCRESET_MASK 0x0000FFFF
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#define PRU_REG_RUNSTATE 0x00008000
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#define PRU_REG_SINGLE_STEP 0x00000100
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#define PRU_REG_COUNT_EN 0x00000008
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#define PRU_REG_SLEEPING 0x00000004
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#define PRU_REG_PROC_EN 0x00000002
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#define PRU_REG_SOFT_RESET 0x00000001
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// defines for PRU memory mapping method requeste by user
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#define ACCESS_GUESS 0
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#define ACCESS_UIO 1
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#define ACCESS_MEM 2
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// defines for command repeats
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#define LAST_CMD_NONE 0
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#define LAST_CMD_D 1
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#define LAST_CMD_DD 2
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#define LAST_CMD_DI 3
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#define LAST_CMD_DIS 4
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#define LAST_CMD_SS 5
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// defines for structures below
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#define BP_UNUSED 0
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#define BP_ACTIVE 1
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#define WA_UNUSED 0
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#define WA_PRINT_ON_ANY 1
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#define WA_HALT_ON_VALUE 2
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#define TRUE 1
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#define FALSE 0
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// global structures
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struct breakpoints {
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unsigned char state;
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unsigned int address;
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};
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struct watchvariable {
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unsigned char state;
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unsigned int address;
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unsigned int value;
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unsigned int old_value;
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};
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// global variables
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extern unsigned int *pru;
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extern unsigned int pru_inst_base[], pru_ctrl_base[], pru_data_base[];
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extern unsigned int pru_num;
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extern struct breakpoints bp[MAX_NUM_OF_PRUS][MAX_BREAKPOINTS];
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extern struct watchvariable wa[MAX_NUM_OF_PRUS][MAX_WATCH];
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// function prototypes
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int cmd_input(char *prompt, char *cmd, char *cmdargs, unsigned int *argptrs, unsigned int *numargs);
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void printhelp();
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int cmd_d (int offset, int addr, int len);
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int cmd_loadprog(unsigned int addr, char *fn);
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void cmd_run();
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void cmd_soft_reset();
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void disassemble(char *str, unsigned int inst);
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#endif // PRUDBG_H
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