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refractor usbd task

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move control request data into task event
adding tusbd_msc_read10_cb, tusbd_msc_write10_cb (not fully supported)
This commit is contained in:
hathach
2013-11-25 16:42:04 +07:00
parent a5ba283557
commit 51def3f7ed
7 changed files with 150 additions and 116 deletions
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demos/device/device_os_none/mscd_app_romdisk.c
+4 -8
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@@ -95,22 +95,18 @@ static uint8_t ramdisk_buffer[DISK_BLOCK_SIZE] TUSB_CFG_ATTR_USBRAM;
//--------------------------------------------------------------------+
// IMPLEMENTATION
//--------------------------------------------------------------------+
uint16_t read10(uint8_t coreid, uint8_t lun, scsi_read10_t* p_read10, void** pp_buffer)
uint16_t tusbd_msc_read10_cb (uint8_t coreid, uint8_t lun, void** pp_buffer, uint32_t lba, uint16_t block_count)
{
uint8_t block_count = __be2h_16(p_read10->block_count);
memcpy(ramdisk_buffer, mscd_app_rommdisk[ __be2le(p_read10->lba)], DISK_BLOCK_SIZE);
memcpy(ramdisk_buffer, mscd_app_rommdisk[lba], DISK_BLOCK_SIZE);
(*pp_buffer) = ramdisk_buffer;
return block_count*DISK_BLOCK_SIZE;
return 1;
}
// Stall write10 as this is readonly disk
uint16_t write10(uint8_t coreid, uint8_t lun, scsi_read10_t* p_read10, void** pp_buffer)
uint16_t tusbh_msc_write10_cb(uint8_t coreid, uint8_t lun, void** pp_buffer, uint32_t lba, uint16_t block_count)
{
(*pp_buffer) = NULL;
return 0;
}