noc_dma.c File Reference

#include <stdint.h>
#include <stdbool.h>
#include <zephyr/kernel.h>
#include <zephyr/sys/util.h>
#include "noc.h"
#include "noc2axi.h"
#include "util.h"

Data Structures
struct	ret_addr_hi
union	ret_addr_hi_u

Macros
#define	NOC_DMA_TLB   0
#define	NOC_DMA_NOC_ID   0
#define	NOC_DMA_TIMEOUT_MS   100
#define	NOC_MAX_BURST_SIZE   16384
#define	NOC_CMD_CPY   (0 << 0)
#define	NOC_CMD_RD   (0 << 1)
#define	NOC_CMD_WR   (1 << 1)
#define	NOC_CMD_RESP_MARKED   (1 << 4)
#define	NOC_CMD_BRCST_PACKET   (1 << 5)
#define	NOC_CMD_PATH_RESERVE   (1 << 8)
#define	NOC_CMD_BRCST_SRC_INCLUDE   (1 << 17)
#define	TARGET_ADDR_LO   0xFFB20000
#define	TARGET_ADDR_MID   0xFFB20004
#define	TARGET_ADDR_HI   0xFFB20008
#define	RET_ADDR_LO   0xFFB2000C
#define	RET_ADDR_MID   0xFFB20010
#define	RET_ADDR_HI   0xFFB20014
#define	PACKET_TAG   0xFFB20018
#define	CMD_BRCST   0xFFB2001C
#define	AT_LEN   0xFFB20020
#define	AT_LEN_1   0xFFB20024
#define	AT_DATA   0xFFB20028
#define	BRCST_EXCLUDE   0xFFB2002C
#define	CMD_CTRL   0xFFB20040
#define	NIU_MST_WR_ACK_RECEIVED   0xFFB20204
#define	NIU_MST_RD_RESP_RECEIVED   0xFFB20208

Functions
static void	program_noc_dma_tlb (uint8_t x, uint8_t y)
static void	write_noc_dma_config (uint32_t addr, uint32_t value)
static uint32_t	read_noc_dma_config (uint32_t addr)
static bool	noc_wait_cmd_ready (void)
static uint32_t	get_expected_acks (uint32_t noc_cmd, uint64_t size)
static bool	is_behind (uint32_t current, uint32_t target)
static bool	wait_noc_dma_done (uint32_t noc_cmd, uint32_t expected_acks)
static uint32_t	noc_dma_format_coord (uint8_t x, uint8_t y)
static uint32_t	noc_dma_format_multicast (uint8_t start_x, uint8_t start_y, uint8_t end_x, uint8_t end_y)
static bool	noc_dma_transfer (uint32_t cmd, uint32_t ret_coord, uint64_t ret_addr, uint32_t targ_coord, uint64_t targ_addr, uint32_t size, bool multicast, uint8_t transaction_id, bool include_self, bool wait_for_done)
bool	noc_dma_read (uint8_t local_x, uint8_t local_y, uint64_t local_addr, uint8_t remote_x, uint8_t remote_y, uint64_t remote_addr, uint32_t size, bool wait_for_done)
bool	noc_dma_write (uint8_t local_x, uint8_t local_y, uint64_t local_addr, uint8_t remote_x, uint8_t remote_y, uint64_t remote_addr, uint32_t size, bool wait_for_done)
static bool	noc_dma_write_multicast (uint8_t local_x, uint8_t local_y, uint64_t local_addr, uint8_t remote_start_x, uint8_t remote_start_y, uint8_t remote_end_x, uint8_t remote_end_y, uint64_t remote_addr, uint32_t size, bool include_self)
bool	noc_dma_broadcast (uint8_t local_x, uint8_t local_y, uint64_t addr, uint32_t size)

Macro Definition Documentation

AT_DATA

#define AT_DATA   0xFFB20028

AT_LEN

#define AT_LEN   0xFFB20020

AT_LEN_1

#define AT_LEN_1   0xFFB20024

BRCST_EXCLUDE

#define BRCST_EXCLUDE   0xFFB2002C

CMD_BRCST

#define CMD_BRCST   0xFFB2001C

CMD_CTRL

#define CMD_CTRL   0xFFB20040

NIU_MST_RD_RESP_RECEIVED

#define NIU_MST_RD_RESP_RECEIVED   0xFFB20208

NIU_MST_WR_ACK_RECEIVED

#define NIU_MST_WR_ACK_RECEIVED   0xFFB20204

NOC_CMD_BRCST_PACKET

#define NOC_CMD_BRCST_PACKET   (1 << 5)

NOC_CMD_BRCST_SRC_INCLUDE

#define NOC_CMD_BRCST_SRC_INCLUDE   (1 << 17)

NOC_CMD_CPY

#define NOC_CMD_CPY   (0 << 0)

NOC_CMD_PATH_RESERVE

#define NOC_CMD_PATH_RESERVE   (1 << 8)

NOC_CMD_RD

#define NOC_CMD_RD   (0 << 1)

NOC_CMD_RESP_MARKED

#define NOC_CMD_RESP_MARKED   (1 << 4)

NOC_CMD_WR

#define NOC_CMD_WR   (1 << 1)

NOC_DMA_NOC_ID

#define NOC_DMA_NOC_ID   0

NOC_DMA_TIMEOUT_MS

#define NOC_DMA_TIMEOUT_MS   100

NOC_DMA_TLB

#define NOC_DMA_TLB   0

NOC_MAX_BURST_SIZE

#define NOC_MAX_BURST_SIZE   16384

PACKET_TAG

#define PACKET_TAG   0xFFB20018

RET_ADDR_HI

#define RET_ADDR_HI   0xFFB20014

RET_ADDR_LO

#define RET_ADDR_LO   0xFFB2000C

RET_ADDR_MID

#define RET_ADDR_MID   0xFFB20010

TARGET_ADDR_HI

#define TARGET_ADDR_HI   0xFFB20008

TARGET_ADDR_LO

#define TARGET_ADDR_LO   0xFFB20000

TARGET_ADDR_MID

#define TARGET_ADDR_MID   0xFFB20004

Function Documentation

get_expected_acks()

uint32_t get_expected_acks ( uint32_t noc_cmd, uint64_t size )

static

is_behind()

bool is_behind ( uint32_t current, uint32_t target )

inlinestatic

noc_dma_broadcast()

bool noc_dma_broadcast	(	uint8_t	local_x,
		uint8_t	local_y,
		uint64_t	addr,
		uint32_t	size )

noc_dma_format_coord()

uint32_t noc_dma_format_coord ( uint8_t x, uint8_t y )

static

noc_dma_format_multicast()

uint32_t noc_dma_format_multicast ( uint8_t start_x, uint8_t start_y, uint8_t end_x, uint8_t end_y )

static

noc_dma_read()

bool noc_dma_read	(	uint8_t	local_x,
		uint8_t	local_y,
		uint64_t	local_addr,
		uint8_t	remote_x,
		uint8_t	remote_y,
		uint64_t	remote_addr,
		uint32_t	size,
		bool	wait_for_done )

noc_dma_transfer()

bool noc_dma_transfer ( uint32_t cmd, uint32_t ret_coord, uint64_t ret_addr, uint32_t targ_coord, uint64_t targ_addr, uint32_t size, bool multicast, uint8_t transaction_id, bool include_self, bool wait_for_done )

static

noc_dma_write()

bool noc_dma_write	(	uint8_t	local_x,
		uint8_t	local_y,
		uint64_t	local_addr,
		uint8_t	remote_x,
		uint8_t	remote_y,
		uint64_t	remote_addr,
		uint32_t	size,
		bool	wait_for_done )

noc_dma_write_multicast()

bool noc_dma_write_multicast ( uint8_t local_x, uint8_t local_y, uint64_t local_addr, uint8_t remote_start_x, uint8_t remote_start_y, uint8_t remote_end_x, uint8_t remote_end_y, uint64_t remote_addr, uint32_t size, bool include_self )

static

noc_wait_cmd_ready()

bool noc_wait_cmd_ready ( void )

static

program_noc_dma_tlb()

void program_noc_dma_tlb ( uint8_t x, uint8_t y )

inlinestatic

read_noc_dma_config()

uint32_t read_noc_dma_config ( uint32_t addr )

inlinestatic

wait_noc_dma_done()

bool wait_noc_dma_done ( uint32_t noc_cmd, uint32_t expected_acks )

static

write_noc_dma_config()

void write_noc_dma_config ( uint32_t addr, uint32_t value )

inlinestatic