lm_dmae_copy_phys_buffer_unsafe
lm_status_t lm_dmae_copy_phys_buffer_unsafe(struct _lm_device_t* pdev, lm_dmae_context_t* context, lm_address_t source_paddr, lm_address_t dest_paddr, u16_t length);
#define PHYS_COPY_DMAE_LEN(_pdev, _src_addr, _dst_addr, _len) lm_dmae_copy_phys_buffer_unsafe( _pdev,\