60 lines
2.2 KiB
C
60 lines
2.2 KiB
C
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/*
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* Copyright 2018 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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/* This file defines the UART console application operations. */
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#ifndef __UTIL_UUT_OPR_H
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#define __UTIL_UUT_OPR_H
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/*---------------------------------------------------------------------------
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* Constant definitions
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*---------------------------------------------------------------------------
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*/
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/* Baud rate scan steps: */
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#define BR_BIG_STEP 20 /* in percents from current baud rate */
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#define BR_MEDIUM_STEP 10 /* in percents from current baud rate */
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#define BR_SMALL_STEP 1 /* in percents from current baud rate */
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#define BR_MIN_STEP 5 /* in absolute baud rate units */
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#define BR_LOW_LIMIT 400 /* Automatic BR detection starts at this value */
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#define BR_HIGH_LIMIT 150000 /* Automatic BR detection ends at this value */
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#define OPR_WRITE_MEM "wr" /* Write To Memory/Flash */
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#define OPR_READ_MEM "rd" /* Read From Memory/Flash */
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#define OPR_EXECUTE_EXIT "go" /* Execute a non-return code */
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#define OPR_EXECUTE_CONT "call" /* Execute returnable code */
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enum sync_result {
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SR_OK = 0x00,
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SR_WRONG_DATA = 0x01,
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SR_TIMEOUT = 0x02,
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SR_ERROR = 0x03
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};
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/*----------------------------------------------------------------------------
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* External Variables
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*---------------------------------------------------------------------------
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*/
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extern struct comport_fields port_cfg;
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/*---------------------------------------------------------------------------
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* Functions prototypes
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*---------------------------------------------------------------------------
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*/
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void opr_usage(void);
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bool opr_close_port(void);
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bool opr_open_port(const char *port_name, struct comport_fields port_cfg);
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bool opr_write_chunk(uint8_t *buffer, uint32_t addr, uint32_t size);
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bool opr_read_chunk(uint8_t *buffer, uint32_t addr, uint32_t size);
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void opr_write_mem(uint8_t *buffer, uint32_t addr, uint32_t size);
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void opr_read_mem(char *output, uint32_t addr, uint32_t size);
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void opr_execute_exit(uint32_t addr);
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bool opr_execute_return(uint32_t addr);
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bool opr_scan_baudrate(void);
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enum sync_result opr_check_sync(uint32_t baudrate);
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#endif /* __UTIL_UUT_OPR_H */
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