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test mtp with hil

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hathach
2025-10-01 15:26:04 +07:00
parent 732d4a8c97
commit 4e4e2be566
5 changed files with 1352 additions and 20 deletions
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16
examples/device/mtp/src/mtp_fs_example.c
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@ -71,7 +71,8 @@ storage_info_t storage_info = {
//--------------------------------------------------------------------+
// MTP FILESYSTEM
//--------------------------------------------------------------------+
#define FS_MAX_FILE_COUNT 5UL
// only allow to add 1 more object to make it simpler to manage memory
#define FS_MAX_FILE_COUNT 3UL
#define FS_MAX_FILENAME_LEN 16
#ifdef CFG_EXAMPLE_MTP_READONLY
@ -82,14 +83,13 @@ storage_info_t storage_info = {
// object data buffer (excluding 2 predefined files) with simple allocation pointer
uint8_t fs_buf[FS_MAX_CAPACITY_BYTES];
#endif
size_t fs_buf_head = 0;
#define FS_FIXED_DATETIME "20250808T173500.0" // "YYYYMMDDTHHMMSS.s"
#define README_TXT_CONTENT "TinyUSB MTP Filesystem example"
typedef struct {
uint16_t name[FS_MAX_FILENAME_LEN];
mtp_object_formats_t object_format;
uint16_t object_format;
uint16_t protection_status;
uint32_t image_pix_width;
uint32_t image_pix_height;
@ -112,7 +112,7 @@ static fs_file_t fs_objects[FS_MAX_FILE_COUNT] = {
.parent = 0,
.association_type = MTP_ASSOCIATION_UNDEFINED,
.data = (uint8_t*) (uintptr_t) README_TXT_CONTENT,
.size = sizeof(README_TXT_CONTENT)
.size = sizeof(README_TXT_CONTENT)-1
},
{
.name = { 't', 'i', 'n', 'y', 'u', 's', 'b', '.', 'p', 'n', 'g', 0 }, // "tinyusb.png"
@ -212,12 +212,10 @@ static inline uint8_t* fs_malloc(size_t size) {
(void) size;
return NULL;
#else
if (fs_buf_head + size > FS_MAX_CAPACITY_BYTES) {
if (size > FS_MAX_CAPACITY_BYTES) {
return NULL;
}
uint8_t* ptr = &fs_buf[fs_buf_head];
fs_buf_head += size;
return ptr;
return fs_buf;
#endif
}
@ -394,7 +392,7 @@ static int32_t fs_get_storage_info(tud_mtp_cb_data_t* cb_data) {
// update storage info with current free space
storage_info.max_capacity_in_bytes = sizeof(README_TXT_CONTENT) + logo_len + FS_MAX_CAPACITY_BYTES;
storage_info.free_space_in_objects = FS_MAX_FILE_COUNT - fs_get_file_count();
storage_info.free_space_in_bytes = FS_MAX_CAPACITY_BYTES-fs_buf_head;
storage_info.free_space_in_bytes = storage_info.free_space_in_objects ? FS_MAX_CAPACITY_BYTES : 0;
mtp_container_add_raw(io_container, &storage_info, sizeof(storage_info));
tud_mtp_data_send(io_container);
return 0;

1
examples/device/mtp/src/tinyusb_logo_png.h
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@ -1,3 +1,4 @@
// convert using tools/file2carray.py
const size_t logo_len = 2733;
const uint8_t logo_bin[] __attribute__((aligned(16))) = {
0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a, 0x00, 0x00, 0x00, 0x0d, 0x49, 0x48, 0x44, 0x52,