DMAE_MAX_RW_SIZE
sizeof(u32) * DMAE_MAX_RW_SIZE);
p_phys, sizeof(u32) * DMAE_MAX_RW_SIZE);
u16 length_limit = DMAE_MAX_RW_SIZE;
static u32 zero_buffer[DMAE_MAX_RW_SIZE];
OSAL_MEMSET(zero_buffer, 0, sizeof(u32) * DMAE_MAX_RW_SIZE);