154 lines
3.5 KiB
C
154 lines
3.5 KiB
C
/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2019 Ha Thach (tinyusb.org)
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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* This file is part of the TinyUSB stack.
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*/
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#include "tusb_option.h"
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#if TUSB_OPT_HOST_ENABLED || TUSB_OPT_DEVICE_ENABLED
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#include "tusb.h"
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// TODO clean up
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#if TUSB_OPT_DEVICE_ENABLED
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#include "device/usbd_pvt.h"
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#endif
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bool tusb_init(void)
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{
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#if TUSB_OPT_DEVICE_ENABLED
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TU_ASSERT ( tud_init(TUD_OPT_RHPORT) ); // init device stack
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#endif
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#if TUSB_OPT_HOST_ENABLED
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TU_ASSERT( tuh_init(TUH_OPT_RHPORT) ); // init host stack
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#endif
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return true;
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}
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bool tusb_inited(void)
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{
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bool ret = false;
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#if TUSB_OPT_DEVICE_ENABLED
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ret = ret || tud_inited();
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#endif
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#if TUSB_OPT_HOST_ENABLED
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ret = ret || tuh_inited();
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#endif
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return ret;
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}
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/*------------------------------------------------------------------*/
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/* Debug
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*------------------------------------------------------------------*/
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#if CFG_TUSB_DEBUG
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#include <ctype.h>
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char const* const tusb_strerr[TUSB_ERROR_COUNT] = { ERROR_TABLE(ERROR_STRING) };
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static void dump_str_line(uint8_t const* buf, uint16_t count)
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{
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tu_printf(" |");
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// each line is 16 bytes
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for(uint16_t i=0; i<count; i++)
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{
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const char ch = buf[i];
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tu_printf("%c", isprint(ch) ? ch : '.');
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}
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tu_printf("|\r\n");
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}
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/* Print out memory contents
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* - buf : buffer
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* - count : number of item
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* - indent: prefix spaces on every line
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*/
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void tu_print_mem(void const *buf, uint32_t count, uint8_t indent)
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{
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uint8_t const size = 1; // fixed 1 byte for now
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if ( !buf || !count )
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{
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tu_printf("NULL\r\n");
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return;
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}
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uint8_t const *buf8 = (uint8_t const *) buf;
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char format[] = "%00X";
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format[2] += 2*size;
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const uint8_t item_per_line = 16 / size;
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for(unsigned int i=0; i<count; i++)
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{
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unsigned int value=0;
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if ( i%item_per_line == 0 )
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{
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// Print Ascii
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if ( i != 0 )
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{
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dump_str_line(buf8-16, 16);
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}
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for(uint8_t s=0; s < indent; s++) tu_printf(" ");
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// print offset or absolute address
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tu_printf("%04X: ", 16*i/item_per_line);
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}
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memcpy(&value, buf8, size);
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buf8 += size;
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tu_printf(" ");
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tu_printf(format, value);
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}
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// fill up last row to 16 for printing ascii
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const uint32_t remain = count%16;
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uint8_t nback = (remain ? remain : 16);
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if ( remain )
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{
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for(uint32_t i=0; i< 16-remain; i++)
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{
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tu_printf(" ");
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for(int j=0; j<2*size; j++) tu_printf(" ");
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}
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}
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dump_str_line(buf8-nback, nback);
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}
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#endif
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#endif // host or device enabled
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