不韋 呂 / F746_SD_Player_Demo

Demo program for library named SD_PlayerSkeleton of SD card player skeleton. SD カードプレーヤのための骨組みとして使うためのライブラリ SD_PlayerSkeleton の使用例．このプログラムについては，CQ出版社インターフェース誌 2018年7月号で解説している．

Dependencies:   F746_GUI F746_SAI_IO SD_PlayerSkeleton

mbed_src_STM32F7/api/semihost_api.h@19:3c3833ec00d2, 2017-04-09 (annotated)

Committer:
MikamiUitOpen
Date:
Sun Apr 09 12:44:17 2017 +0000
Revision:
19:3c3833ec00d2
Parent:
2:cf42e62a97dc 
20

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MikamiUitOpen 2:cf42e62a97dc 1 /* mbed Microcontroller Library
MikamiUitOpen 2:cf42e62a97dc 2 * Copyright (c) 2006-2013 ARM Limited
MikamiUitOpen 2:cf42e62a97dc 3 *
MikamiUitOpen 2:cf42e62a97dc 4 * Licensed under the Apache License, Version 2.0 (the "License");
MikamiUitOpen 2:cf42e62a97dc 5 * you may not use this file except in compliance with the License.
MikamiUitOpen 2:cf42e62a97dc 6 * You may obtain a copy of the License at
MikamiUitOpen 2:cf42e62a97dc 7 *
MikamiUitOpen 2:cf42e62a97dc 8 * http://www.apache.org/licenses/LICENSE-2.0
MikamiUitOpen 2:cf42e62a97dc 9 *
MikamiUitOpen 2:cf42e62a97dc 10 * Unless required by applicable law or agreed to in writing, software
MikamiUitOpen 2:cf42e62a97dc 11 * distributed under the License is distributed on an "AS IS" BASIS,
MikamiUitOpen 2:cf42e62a97dc 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
MikamiUitOpen 2:cf42e62a97dc 13 * See the License for the specific language governing permissions and
MikamiUitOpen 2:cf42e62a97dc 14 * limitations under the License.
MikamiUitOpen 2:cf42e62a97dc 15 */
MikamiUitOpen 2:cf42e62a97dc 16 #ifndef MBED_SEMIHOST_H
MikamiUitOpen 2:cf42e62a97dc 17 #define MBED_SEMIHOST_H
MikamiUitOpen 2:cf42e62a97dc 18
MikamiUitOpen 2:cf42e62a97dc 19 #include "device.h"
MikamiUitOpen 2:cf42e62a97dc 20 #include "toolchain.h"
MikamiUitOpen 2:cf42e62a97dc 21
MikamiUitOpen 2:cf42e62a97dc 22 #ifdef __cplusplus
MikamiUitOpen 2:cf42e62a97dc 23 extern "C" {
MikamiUitOpen 2:cf42e62a97dc 24 #endif
MikamiUitOpen 2:cf42e62a97dc 25
MikamiUitOpen 2:cf42e62a97dc 26 #if DEVICE_SEMIHOST
MikamiUitOpen 2:cf42e62a97dc 27
MikamiUitOpen 2:cf42e62a97dc 28 #ifndef __CC_ARM
MikamiUitOpen 2:cf42e62a97dc 29
MikamiUitOpen 2:cf42e62a97dc 30 #if defined(__ICCARM__)
MikamiUitOpen 2:cf42e62a97dc 31 static inline int __semihost(int reason, const void *arg) {
MikamiUitOpen 2:cf42e62a97dc 32 return __semihosting(reason, (void*)arg);
MikamiUitOpen 2:cf42e62a97dc 33 }
MikamiUitOpen 2:cf42e62a97dc 34 #else
MikamiUitOpen 2:cf42e62a97dc 35
MikamiUitOpen 2:cf42e62a97dc 36 #ifdef __thumb__
MikamiUitOpen 2:cf42e62a97dc 37 # define AngelSWI 0xAB
MikamiUitOpen 2:cf42e62a97dc 38 # define AngelSWIInsn "bkpt"
MikamiUitOpen 2:cf42e62a97dc 39 # define AngelSWIAsm bkpt
MikamiUitOpen 2:cf42e62a97dc 40 #else
MikamiUitOpen 2:cf42e62a97dc 41 # define AngelSWI 0x123456
MikamiUitOpen 2:cf42e62a97dc 42 # define AngelSWIInsn "swi"
MikamiUitOpen 2:cf42e62a97dc 43 # define AngelSWIAsm swi
MikamiUitOpen 2:cf42e62a97dc 44 #endif
MikamiUitOpen 2:cf42e62a97dc 45
MikamiUitOpen 2:cf42e62a97dc 46 static inline int __semihost(int reason, const void *arg) {
MikamiUitOpen 2:cf42e62a97dc 47 int value;
MikamiUitOpen 2:cf42e62a97dc 48
MikamiUitOpen 2:cf42e62a97dc 49 asm volatile (
MikamiUitOpen 2:cf42e62a97dc 50 "mov r0, %1" "\n\t"
MikamiUitOpen 2:cf42e62a97dc 51 "mov r1, %2" "\n\t"
MikamiUitOpen 2:cf42e62a97dc 52 AngelSWIInsn " %a3" "\n\t"
MikamiUitOpen 2:cf42e62a97dc 53 "mov %0, r0"
MikamiUitOpen 2:cf42e62a97dc 54 : "=r" (value) /* output operands */
MikamiUitOpen 2:cf42e62a97dc 55 : "r" (reason), "r" (arg), "i" (AngelSWI) /* input operands */
MikamiUitOpen 2:cf42e62a97dc 56 : "r0", "r1", "r2", "r3", "ip", "lr", "memory", "cc" /* list of clobbered registers */
MikamiUitOpen 2:cf42e62a97dc 57 );
MikamiUitOpen 2:cf42e62a97dc 58
MikamiUitOpen 2:cf42e62a97dc 59 return value;
MikamiUitOpen 2:cf42e62a97dc 60 }
MikamiUitOpen 2:cf42e62a97dc 61 #endif
MikamiUitOpen 2:cf42e62a97dc 62 #endif
MikamiUitOpen 2:cf42e62a97dc 63
MikamiUitOpen 2:cf42e62a97dc 64 #if DEVICE_LOCALFILESYSTEM
MikamiUitOpen 2:cf42e62a97dc 65 FILEHANDLE semihost_open(const char* name, int openmode);
MikamiUitOpen 2:cf42e62a97dc 66 int semihost_close (FILEHANDLE fh);
MikamiUitOpen 2:cf42e62a97dc 67 int semihost_read (FILEHANDLE fh, unsigned char* buffer, unsigned int length, int mode);
MikamiUitOpen 2:cf42e62a97dc 68 int semihost_write (FILEHANDLE fh, const unsigned char* buffer, unsigned int length, int mode);
MikamiUitOpen 2:cf42e62a97dc 69 int semihost_ensure(FILEHANDLE fh);
MikamiUitOpen 2:cf42e62a97dc 70 long semihost_flen (FILEHANDLE fh);
MikamiUitOpen 2:cf42e62a97dc 71 int semihost_seek (FILEHANDLE fh, long position);
MikamiUitOpen 2:cf42e62a97dc 72 int semihost_istty (FILEHANDLE fh);
MikamiUitOpen 2:cf42e62a97dc 73
MikamiUitOpen 2:cf42e62a97dc 74 int semihost_remove(const char *name);
MikamiUitOpen 2:cf42e62a97dc 75 int semihost_rename(const char *old_name, const char *new_name);
MikamiUitOpen 2:cf42e62a97dc 76 #endif
MikamiUitOpen 2:cf42e62a97dc 77
MikamiUitOpen 2:cf42e62a97dc 78 int semihost_uid(char *uid);
MikamiUitOpen 2:cf42e62a97dc 79 int semihost_reset(void);
MikamiUitOpen 2:cf42e62a97dc 80 int semihost_vbus(void);
MikamiUitOpen 2:cf42e62a97dc 81 int semihost_powerdown(void);
MikamiUitOpen 2:cf42e62a97dc 82 int semihost_exit(void);
MikamiUitOpen 2:cf42e62a97dc 83
MikamiUitOpen 2:cf42e62a97dc 84 int semihost_connected(void);
MikamiUitOpen 2:cf42e62a97dc 85 int semihost_disabledebug(void);
MikamiUitOpen 2:cf42e62a97dc 86
MikamiUitOpen 2:cf42e62a97dc 87 #endif
MikamiUitOpen 2:cf42e62a97dc 88
MikamiUitOpen 2:cf42e62a97dc 89 #ifdef __cplusplus
MikamiUitOpen 2:cf42e62a97dc 90 }
MikamiUitOpen 2:cf42e62a97dc 91 #endif
MikamiUitOpen 2:cf42e62a97dc 92
MikamiUitOpen 2:cf42e62a97dc 93 #endif