rte_pmd_ifpga.h File Reference

#include <stdint.h>

Go to the source code of this file.

Data Structures
struct	rte_pmd_ifpga_uuid
struct	rte_pmd_ifpga_common_prop
struct	rte_pmd_ifpga_port_prop
struct	rte_pmd_ifpga_prop
struct	rte_pmd_ifpga_phy_info

Functions
int	rte_pmd_ifpga_get_dev_id (const char *pci_addr, uint16_t *dev_id)
int	rte_pmd_ifpga_get_rsu_status (uint16_t dev_id, uint32_t *stat, uint32_t *prog)
int	rte_pmd_ifpga_set_rsu_status (uint16_t dev_id, uint32_t stat, uint32_t prog)
int	rte_pmd_ifpga_get_property (uint16_t dev_id, rte_pmd_ifpga_prop *prop)
int	rte_pmd_ifpga_get_phy_info (uint16_t dev_id, rte_pmd_ifpga_phy_info *info)
int	rte_pmd_ifpga_update_flash (uint16_t dev_id, const char *image, uint64_t *status)
int	rte_pmd_ifpga_stop_update (uint16_t dev_id, int force)
int	rte_pmd_ifpga_reboot_try (uint16_t dev_id)
int	rte_pmd_ifpga_reload (uint16_t dev_id, int type, int page)
int	rte_pmd_ifpga_partial_reconfigure (uint16_t dev_id, int port, const char *file)
void	rte_pmd_ifpga_cleanup (void)

Detailed Description

ifpga PMD specific functions.

EXPERIMENTAL: this API may change, or be removed, without prior notice

Definition in file rte_pmd_ifpga.h.

Function Documentation

rte_pmd_ifpga_get_dev_id()

int rte_pmd_ifpga_get_dev_id	(	const char *	pci_addr,
		uint16_t *	dev_id
	)

Get raw device ID from PCI address string like 'Domain:Bus:Dev.Func'

Parameters

pci_addr	The PCI address of specified Intel FPGA device.
dev_id	The buffer to output device ID.

Returns

• (0) if successful.
• (-EINVAL) if bad parameter.
• (-ENODEV) if FPGA is not probed by ifpga driver.

rte_pmd_ifpga_get_rsu_status()

int rte_pmd_ifpga_get_rsu_status	(	uint16_t	dev_id,
		uint32_t *	stat,
		uint32_t *	prog
	)

Get current RSU status of the specified Intel FPGA device

Parameters

dev_id	The raw device ID of specified Intel FPGA device.
stat	The buffer to output RSU status.
prog	The buffer to output RSU progress.

Returns

• (0) if successful.
• (-ENODEV) if dev_id is invalid.
• (-ENOMEM) if share data is not initialized.

rte_pmd_ifpga_set_rsu_status()

int rte_pmd_ifpga_set_rsu_status	(	uint16_t	dev_id,
		uint32_t	stat,
		uint32_t	prog
	)

Set current RSU status of the specified Intel FPGA device

Parameters

dev_id	The raw device ID of specified Intel FPGA device.
stat	The RSU status value to set.
prog	The RSU progress value to set.

Returns

• (0) if successful.
• (-ENODEV) if dev_id is invalid.
• (-ENOMEM) if share data is not initialized.

rte_pmd_ifpga_get_property()

int rte_pmd_ifpga_get_property	(	uint16_t	dev_id,
		rte_pmd_ifpga_prop *	prop
	)

Get FPGA property of specified Intel FPGA device

Parameters

dev_id	The raw device ID of specified Intel FPGA device.
prop	The data pointer of FPGA property buffer.

Returns

• (0) if successful.
• (-ENODEV) if dev_id is invalid.
• (-EBUSY) if FPGA is rebooting.
• (-EIO) if failed to access hardware.

rte_pmd_ifpga_get_phy_info()

int rte_pmd_ifpga_get_phy_info	(	uint16_t	dev_id,
		rte_pmd_ifpga_phy_info *	info
	)

Get PHY information of specified Intel FPGA device

Parameters

dev_id	The raw device ID of specified Intel FPGA device.
info	The data pointer of PHY information buffer.

Returns

• (0) if successful.
• (-ENODEV) if dev_id is invalid.
• (-EBUSY) if FPGA is rebooting.
• (-EIO) if failed to access hardware.

rte_pmd_ifpga_update_flash()

int rte_pmd_ifpga_update_flash	(	uint16_t	dev_id,
		const char *	image,
		uint64_t *	status
	)

Update image flash of specified Intel FPGA device

Parameters

dev_id	The raw device ID of specified Intel FPGA device.
image	The image file name string.
status	The detailed update status for debug.

Returns

• (0) if successful.
• (-ENODEV) if dev_id is invalid.
• (-EINVAL) if bad parameter or staging area is not initialized.
• (-EBUSY) if FPGA is updating or rebooting.
• (-EIO) if failed to open image file.

rte_pmd_ifpga_stop_update()

int rte_pmd_ifpga_stop_update	(	uint16_t	dev_id,
		int	force
	)

Stop flash update of specified Intel FPGA device

Parameters

dev_id	The raw device ID of specified Intel FPGA device.
force	Abort the update process by writing register if set non-zero.

Returns

• (0) if successful.
• (-ENODEV) if dev_id is invalid.
• (-EINVAL) if bad parameter.
• (-EAGAIN) if failed with force.

rte_pmd_ifpga_reboot_try()

int rte_pmd_ifpga_reboot_try

(

uint16_t

dev_id

)

Check current Intel FPGA status and change it to reboot status if it is idle

Parameters

dev_id

The raw device ID of specified Intel FPGA device.

Returns

• (0) if FPGA is ready to reboot.
• (-ENODEV) if dev_id is invalid.
• (-ENOMEM) if share data is not initialized.
• (-EBUSY) if FPGA is updating or rebooting.

rte_pmd_ifpga_reload()

int rte_pmd_ifpga_reload	(	uint16_t	dev_id,
		int	type,
		int	page
	)

Trigger full reconfiguration of specified Intel FPGA device

Parameters

dev_id	The raw device ID of specified Intel FPGA device.
type	Select reconfiguration type. 0 - reconfigure FPGA only. 1 - reboot the whole card including FPGA.
page	Select image from which flash partition. 0 - factory partition. 1 - user partition.

Returns

• (0) if successful.
• (-ENODEV) if dev_id is invalid.
• (-EINVAL) if bad parameter.
• (-EBUSY) if failed to access BMC register.

rte_pmd_ifpga_partial_reconfigure()

int rte_pmd_ifpga_partial_reconfigure	(	uint16_t	dev_id,
		int	port,
		const char *	file
	)

Perform PR (partial reconfiguration) on specified Intel FPGA device

Parameters

dev_id	The raw device ID of specified Intel FPGA device.
port	The port index of the partial reconfiguration area.
file	The GBS (Green BitStream) image file name string.

Returns

• (0) if successful.
• (-EINVAL) if bad parameter or operation failed.
• (-ENOMEM) if failed to allocate memory.

rte_pmd_ifpga_cleanup()

void rte_pmd_ifpga_cleanup

(

void

)

Free software resources allocated by Intel FPGA PMD