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Merge branch 'bugfix/semihosting_write' into 'master'

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Semihosting fixes for write and the  semihost example

See merge request espressif/esp-idf!8290
This commit is contained in:
Ivan Grokhotkov 2020-04-23 06:26:41 +08:00
parent 44939a6b1e c0610a49b4
commit 28efe511f4
3 changed files with 19 additions and 19 deletions
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4
components/vfs/vfs_semihost.c
View file

@ -223,7 +223,7 @@ static ssize_t vfs_semihost_write(void* ctx, int fd, const void * data, size_t s
if (ret == -1) {
errno = host_err;
}
return (ssize_t)ret;
return size - (ssize_t)ret; /* Write syscall returns the number of bytes NOT written */
}
static ssize_t vfs_semihost_read(void* ctx, int fd, void* data, size_t size)
@ -237,7 +237,7 @@ static ssize_t vfs_semihost_read(void* ctx, int fd, void* data, size_t size)
errno = host_err;
return ret;
}
return size - (ssize_t)ret; /* Write syscall returns the number of bytes NOT written */
return size - (ssize_t)ret; /* Read syscall returns the number of bytes NOT read */
}

2
examples/storage/semihost_vfs/main/semihost_vfs_example_main.c
View file

@ -39,7 +39,7 @@ void app_main(void)
return;
}
// Increase file buffer to perform data transfers using larger chunks.
// Every read/write triggers breakpoint, so transfering of small chunks is quite inefficient.
// Every read/write triggers breakpoint, so transferring of small chunks is quite inefficient.
setvbuf(fout, (char *)s_buf, _IOFBF, sizeof(s_buf));
// this will be printed to the file on host

32
tools/tools.json
View file

@ -325,31 +325,31 @@
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{
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"sha256": "55755f03ed76cbd2fddb4bc2d85327b95e1a5c728bfacb77af08bf26e65a3628",
"size": 1728177,
"url": "https://github.com/espressif/openocd-esp32/releases/download/v0.10.0-esp32-20200420/openocd-esp32-linux64-0.10.0-esp32-20200420.tar.gz"
},
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"sha256": "dbe2f78be0f15c5e5ff9ac9e445c9cf6a9a6be31f0038c4e1822960fcd8ad615",
"size": 1777775,
"url": "https://github.com/espressif/openocd-esp32/releases/download/v0.10.0-esp32-20200420/openocd-esp32-armel-0.10.0-esp32-20200420.tar.gz"
},
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},
"name": "v0.10.0-esp32-20200406",
"name": "v0.10.0-esp32-20200420",
"status": "recommended",
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"sha256": "3d13feca3e7e16b8442069aec8267e6bf12de489a29647df760a1da6c33d7f2e",
"size": 2150749,
"url": "https://github.com/espressif/openocd-esp32/releases/download/v0.10.0-esp32-20200420/openocd-esp32-win32-0.10.0-esp32-20200420.zip"
},
"win64": {
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"size": 2150669,
"url": "https://github.com/espressif/openocd-esp32/releases/download/v0.10.0-esp32-20200406/openocd-esp32-win32-0.10.0-esp32-20200406.zip"
"sha256": "3d13feca3e7e16b8442069aec8267e6bf12de489a29647df760a1da6c33d7f2e",
"size": 2150749,
"url": "https://github.com/espressif/openocd-esp32/releases/download/v0.10.0-esp32-20200420/openocd-esp32-win32-0.10.0-esp32-20200420.zip"
}
}
]