f44d95630c
The hwemul tool is a small binary blob running on the device that can received commands over USB. It is mainly intended to be loaded using the recory mode and allows to read/write registers, memory, use the OTP device, ... The tool is split into three parts: dev/ contains the actual blob (which handles both imx233 and stmp3700), lib/ contains the communication library and can also use the register description produced by the regtools/ to ease register by name, tools/ contains an interactive tool to send commands to the device when running the blob. Change-Id: Ie8cb32e987f825d8ed750d48071e43415b4dacb3
63 lines
No EOL
2.2 KiB
C
63 lines
No EOL
2.2 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2012 by Amaury Pouly
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#ifndef __HWEMUL__
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#define __HWEMUL__
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#include <libusb.h>
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#include "hwemul_protocol.h"
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#include "hwemul_soc.h"
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/**
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*
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* Low-Level interface
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*
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*/
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struct hwemul_device_t
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{
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libusb_device_handle *handle;
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int intf;
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int bulk_in;
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int bulk_out;
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int int_in;
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};
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/* Requires then ->handle field only. Returns 0 on success */
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int hwemul_probe(struct hwemul_device_t *dev);
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/* Returns 0 on success */
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int hwemul_release(struct hwemul_device_t *dev);
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/* Returns number of bytes filled */
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int hwemul_get_info(struct hwemul_device_t *dev, uint16_t idx, void *info, size_t sz);
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/* Returns number of bytes filled */
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int hwemul_get_log(struct hwemul_device_t *dev, void *buf, size_t sz);
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/* Returns number of bytes written/read or <0 on error */
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int hwemul_rw_mem(struct hwemul_device_t *dev, int read, uint32_t addr, void *buf, size_t sz);
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/* Returns <0 on error */
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int hwemul_call(struct hwemul_device_t *dev, uint32_t addr);
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int hwemul_jump(struct hwemul_device_t *dev, uint32_t addr);
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/* Returns <0 on error. The size must be a multiple of 16. */
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int hwemul_aes_otp(struct hwemul_device_t *dev, void *buf, size_t sz, uint16_t param);
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const char *hwemul_get_product_string(struct usb_resp_info_stmp_t *stmp);
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const char *hwemul_get_rev_string(struct usb_resp_info_stmp_t *stmp);
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#endif /* __HWEMUL__ */ |