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msc device block count and block num

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- replace CFG_TUD_MSC_BLOCK_NUM & CFG_TUD_MSC_BLOCK_SZ by
tud_msc_capacity_cb() (mandatory callback)
This commit is contained in:
hathach
2018-11-22 12:11:06 +07:00
parent d7e48f307b
commit 4314be9aeb
8 changed files with 56 additions and 122 deletions
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14
examples/device/cdc_msc_hid/src/msc_disk_ram.c
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@@ -97,6 +97,8 @@ uint8_t msc_device_ramdisk[DISK_BLOCK_NUM][DISK_BLOCK_SIZE] =
// Copy disk's data to buffer (up to bufsize) and return number of copied bytes.
int32_t tud_msc_read10_cb(uint8_t lun, uint32_t lba, uint32_t offset, void* buffer, uint32_t bufsize)
{
(void) lun;
uint8_t* addr = msc_device_ramdisk[lba] + offset;
memcpy(buffer, addr, bufsize);
@@ -107,14 +109,20 @@ int32_t tud_msc_read10_cb(uint8_t lun, uint32_t lba, uint32_t offset, void* buff
// Process data in buffer to disk's storage and return number of written bytes
int32_t tud_msc_write10_cb(uint8_t lun, uint32_t lba, uint32_t offset, uint8_t* buffer, uint32_t bufsize)
{
(void) lun;
uint8_t* addr = msc_device_ramdisk[lba] + offset;
memcpy(addr, buffer, bufsize);
return bufsize;
}
//--------------------------------------------------------------------+
// HELPER
//--------------------------------------------------------------------+
void tud_msc_capacity_cb(uint8_t lun, uint32_t* block_count, uint16_t* block_size)
{
(void) lun;
*block_count = DISK_BLOCK_NUM;
*block_size = DISK_BLOCK_SIZE;
}
#endif

14
examples/device/cdc_msc_hid/src/tusb_config.h
View File

@@ -55,14 +55,8 @@
#endif
#define CFG_TUSB_RHPORT0_MODE OPT_MODE_DEVICE
#define CFG_TUSB_DEBUG 2
/*------------- RTOS -------------*/
#define CFG_TUSB_OS OPT_OS_NONE // be passed from IDE/command line for easy project switching
//#define CFG_TUD_TASK_PRIO 0
//#define CFG_TUD_TASK_QUEUE_SZ 16
//#define CFG_TUD_TASK_STACK_SZ 150
#define CFG_TUSB_OS OPT_OS_NONE
//--------------------------------------------------------------------
// DEVICE CONFIGURATION
@@ -118,12 +112,6 @@
// Buffer size of Device Mass storage
#define CFG_TUD_MSC_BUFSIZE 512
// Number of Blocks
#define CFG_TUD_MSC_BLOCK_NUM 16
// Block size
#define CFG_TUD_MSC_BLOCK_SZ 512
// Vendor name included in Inquiry response, max 8 bytes
#define CFG_TUD_MSC_VENDOR "tinyusb"