Ejemplos de P_RST en C++ (Cpp)

Ejemplo n.º 1

Archivo: bam.c Proyecto: NooNameR/k3_bravo

/**
 * Initialize a BAM pipe
 */
int bam_pipe_init(void *base, u32 pipe,	struct bam_pipe_parameters *param,
					u32 ee)
{
	/* Reset the BAM pipe */
	bam_write_reg(base, P_RST(pipe), 1);
	/* No delay needed */
	bam_write_reg(base, P_RST(pipe), 0);

	/* Enable the Pipe Interrupt at the BAM level */
	bam_write_reg_field(base, IRQ_SRCS_MSK_EE(ee), (1 << pipe), 1);

	bam_write_reg(base, P_IRQ_EN(pipe), param->pipe_irq_mask);

	bam_write_reg_field(base, P_CTRL(pipe), P_DIRECTION, param->dir);
	bam_write_reg_field(base, P_CTRL(pipe), P_SYS_MODE, param->mode);

	bam_write_reg(base, P_EVNT_GEN_TRSHLD(pipe), param->event_threshold);

	bam_write_reg(base, P_DESC_FIFO_ADDR(pipe), param->desc_base);
	bam_write_reg_field(base, P_FIFO_SIZES(pipe), P_DESC_FIFO_SIZE,
			    param->desc_size);

	bam_write_reg_field(base, P_CTRL(pipe), P_SYS_STRM,
			    param->stream_mode);

	if (param->mode == BAM_PIPE_MODE_BAM2BAM) {
		u32 peer_dest_addr = param->peer_phys_addr +
				      P_EVNT_REG(param->peer_pipe);

		bam_write_reg(base, P_DATA_FIFO_ADDR(pipe),
			      param->data_base);
		bam_write_reg_field(base, P_FIFO_SIZES(pipe),
				    P_DATA_FIFO_SIZE, param->data_size);

		bam_write_reg(base, P_EVNT_DEST_ADDR(pipe), peer_dest_addr);

		SPS_DBG2("sps:bam=0x%x(va).pipe=%d.peer_bam=0x%x."
			"peer_pipe=%d.\n",
			(u32) base, pipe,
			(u32) param->peer_phys_addr,
			param->peer_pipe);
	}

	/* Pipe Enable - at last */
	bam_write_reg_field(base, P_CTRL(pipe), P_EN, 1);

	return 0;
}

Ejemplo n.º 2

Archivo: bam.c Proyecto: davidmueller13/efficientkernel

/**
 * Initialize a BAM pipe
 */
int bam_pipe_init(void *base, u32 pipe,	struct bam_pipe_parameters *param,
					u32 ee)
{
	SPS_DBG2("sps:%s:bam=0x%x(va).pipe=%d.", __func__, (u32) base, pipe);

	/* Reset the BAM pipe */
	bam_write_reg(base, P_RST(pipe), 1);
	/* No delay needed */
	bam_write_reg(base, P_RST(pipe), 0);

	/* Enable the Pipe Interrupt at the BAM level */
	bam_write_reg_field(base, IRQ_SRCS_MSK_EE(ee), (1 << pipe), 1);

	bam_write_reg(base, P_IRQ_EN(pipe), param->pipe_irq_mask);

	bam_write_reg_field(base, P_CTRL(pipe), P_DIRECTION, param->dir);
	bam_write_reg_field(base, P_CTRL(pipe), P_SYS_MODE, param->mode);

	bam_write_reg(base, P_EVNT_GEN_TRSHLD(pipe), param->event_threshold);

	bam_write_reg(base, P_DESC_FIFO_ADDR(pipe), param->desc_base);
	bam_write_reg_field(base, P_FIFO_SIZES(pipe), P_DESC_FIFO_SIZE,
			    param->desc_size);

	bam_write_reg_field(base, P_CTRL(pipe), P_SYS_STRM,
			    param->stream_mode);

#ifdef CONFIG_SPS_SUPPORT_NDP_BAM
	bam_write_reg_field(base, P_CTRL(pipe), P_LOCK_GROUP,
				param->lock_group);

	SPS_DBG("sps:bam=0x%x(va).pipe=%d.lock_group=%d.\n",
			(u32) base, pipe, param->lock_group);
#endif

	if (param->mode == BAM_PIPE_MODE_BAM2BAM) {
		u32 peer_dest_addr = param->peer_phys_addr +
				      P_EVNT_REG(param->peer_pipe);

		bam_write_reg(base, P_DATA_FIFO_ADDR(pipe),
			      param->data_base);
		bam_write_reg_field(base, P_FIFO_SIZES(pipe),
				    P_DATA_FIFO_SIZE, param->data_size);

		bam_write_reg(base, P_EVNT_DEST_ADDR(pipe), peer_dest_addr);

		SPS_DBG2("sps:bam=0x%x(va).pipe=%d.peer_bam=0x%x."
			"peer_pipe=%d.\n",
			(u32) base, pipe,
			(u32) param->peer_phys_addr,
			param->peer_pipe);

#ifdef CONFIG_SPS_SUPPORT_NDP_BAM
		bam_write_reg_field(base, P_CTRL(pipe), P_WRITE_NWD,
					param->write_nwd);

		SPS_DBG("sps:%s WRITE_NWD bit for this bam2bam pipe.",
			param->write_nwd ? "Set" : "Do not set");
#endif
	}

	/* Pipe Enable - at last */
	bam_write_reg_field(base, P_CTRL(pipe), P_EN, 1);

	return 0;
}