#include <stdbool.h>
#include <ipxe/io.h>
#include <ipxe/netdevice.h>
#include "efx_bitfield.h"
#include "mcdi.h"

Go to the source code of this file.

Data Structures
struct	efx_special_buffer
	A buffer table allocation backing a tx dma, rx dma or eventq. More...

struct	efx_tx_queue
	A transmit queue. More...

struct	efx_rx_queue
	A receive queue. More...

struct	efx_ev_queue
	An event queue. More...

struct	efx_nic
	Hardware access. More...

struct	efx_nic_type
	Efx device type definition. More...

Macros
#define	__packed __attribute__((__packed__))

#define	__force /nothing/

#define	BUILD_BUG_ON_ZERO(e) (sizeof(struct{int: -!!(e); }))

#define	BUILD_BUG_ON(e) ((void)BUILD_BUG_ON_ZERO(e))

#define	ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))

#define	EFX_BUF_ALIGN 4096

#define	EFX_RXD_SIZE 512

#define	EFX_RXD_MASK (EFX_RXD_SIZE - 1)

#define	EFX_TXD_SIZE 512

#define	EFX_TXD_MASK (EFX_TXD_SIZE - 1)

#define	EFX_EVQ_SIZE 512

#define	EFX_EVQ_MASK (EFX_EVQ_SIZE - 1)

#define	EFX_NUM_RX_DESC 64

#define	EFX_NUM_RX_DESC_MASK (EFX_NUM_RX_DESC - 1)

#define	EFX_RX_BUF_SIZE 1600

#define	EFX_STATE_POLLING 1

#define	EFX_MAC_FRAME_LEN(_mtu)

#define	efx_writel_table(efx, value, index, reg) efx_writel(efx, value, (reg) + ((index) * reg##_STEP))

#define	efx_writel_page(efx, value, index, reg) efx_writel(efx, value, (reg) + ((index) * 0x2000))

Typedefs
typedef uint16_t	__le16

typedef uint32_t	__le32

typedef uint64_t	__le64

typedef efx_qword_t	efx_rx_desc_t

typedef efx_qword_t	efx_tx_desc_t

typedef efx_qword_t	efx_event_t

typedef unsigned long long	dma_addr_t

Enumerations
enum	efx_revision { EFX_HUNTINGTON }

Functions
	FILE_LICENCE (GPL2_OR_LATER_OR_UBDL)

static void	_efx_writel (struct efx_nic *efx, uint32_t value, unsigned int reg)

static uint32_t	_efx_readl (struct efx_nic *efx, unsigned int reg)

void	efx_writel (struct efx_nic efx, efx_dword_t value, unsigned int reg)

void	efx_readl (struct efx_nic efx, efx_dword_t value, unsigned int reg)

void	efx_probe (struct net_device *netdev, enum efx_revision rev)

void	efx_remove (struct net_device *netdev)

Variables
const struct efx_nic_type	hunt_nic_type

Macro Definition Documentation

◆ __packed

#define __packed __attribute__((__packed__))

Definition at line 26 of file efx_common.h.

◆ __force

#define __force /*nothing*/

Definition at line 27 of file efx_common.h.

◆ BUILD_BUG_ON_ZERO

#define BUILD_BUG_ON_ZERO ( e ) (sizeof(struct{int: -!!(e); }))

Definition at line 33 of file efx_common.h.

◆ BUILD_BUG_ON

#define BUILD_BUG_ON ( e ) ((void)BUILD_BUG_ON_ZERO(e))

Definition at line 34 of file efx_common.h.

◆ ARRAY_SIZE

#define ARRAY_SIZE ( x ) (sizeof(x) / sizeof((x)[0]))

Definition at line 43 of file efx_common.h.

◆ EFX_BUF_ALIGN

#define EFX_BUF_ALIGN 4096

Definition at line 55 of file efx_common.h.

◆ EFX_RXD_SIZE

#define EFX_RXD_SIZE 512

Definition at line 56 of file efx_common.h.

◆ EFX_RXD_MASK

#define EFX_RXD_MASK (EFX_RXD_SIZE - 1)

Definition at line 57 of file efx_common.h.

◆ EFX_TXD_SIZE

#define EFX_TXD_SIZE 512

Definition at line 58 of file efx_common.h.

◆ EFX_TXD_MASK

#define EFX_TXD_MASK (EFX_TXD_SIZE - 1)

Definition at line 59 of file efx_common.h.

◆ EFX_EVQ_SIZE

#define EFX_EVQ_SIZE 512

Definition at line 60 of file efx_common.h.

◆ EFX_EVQ_MASK

#define EFX_EVQ_MASK (EFX_EVQ_SIZE - 1)

Definition at line 61 of file efx_common.h.

◆ EFX_NUM_RX_DESC

#define EFX_NUM_RX_DESC 64

Definition at line 68 of file efx_common.h.

◆ EFX_NUM_RX_DESC_MASK

#define EFX_NUM_RX_DESC_MASK (EFX_NUM_RX_DESC - 1)

Definition at line 69 of file efx_common.h.

◆ EFX_RX_BUF_SIZE

#define EFX_RX_BUF_SIZE 1600

Definition at line 74 of file efx_common.h.

◆ EFX_STATE_POLLING

#define EFX_STATE_POLLING 1

Definition at line 78 of file efx_common.h.

◆ EFX_MAC_FRAME_LEN

#define EFX_MAC_FRAME_LEN ( _mtu )

Value:

(((_mtu)                                                \
          + /* EtherII already included */                      \
          + 4 /* FCS */                                         \
          /* No VLAN supported */                               \
          + 16 /* bug16772 */                                   \
          + 7) & ~7)

Definition at line 190 of file efx_common.h.

◆ efx_writel_table

#define efx_writel_table	(	efx,
		value,
		index,
		reg
	)	efx_writel(efx, value, (reg) + ((index) * reg##_STEP))

Definition at line 216 of file efx_common.h.

◆ efx_writel_page

#define efx_writel_page	(	efx,
		value,
		index,
		reg
	)	efx_writel(efx, value, (reg) + ((index) * 0x2000))

Definition at line 219 of file efx_common.h.

Typedef Documentation

◆ __le16

typedef uint16_t __le16

Definition at line 29 of file efx_common.h.

◆ __le32

typedef uint32_t __le32

Definition at line 30 of file efx_common.h.

◆ __le64

typedef uint64_t __le64

Definition at line 31 of file efx_common.h.

◆ efx_rx_desc_t

typedef efx_qword_t efx_rx_desc_t

Definition at line 51 of file efx_common.h.

◆ efx_tx_desc_t

typedef efx_qword_t efx_tx_desc_t

Definition at line 52 of file efx_common.h.

◆ efx_event_t

typedef efx_qword_t efx_event_t

Definition at line 53 of file efx_common.h.

◆ dma_addr_t

typedef unsigned long long dma_addr_t

Definition at line 80 of file efx_common.h.

Enumeration Type Documentation

◆ efx_revision

enum efx_revision

Enumerator
EFX_HUNTINGTON

Definition at line 142 of file efx_common.h.

                   {
         EFX_HUNTINGTON,
 };

Function Documentation

◆ FILE_LICENCE()

FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL )

◆ _efx_writel()

static void _efx_writel	(	struct efx_nic *	efx,
		uint32_t	value,
		unsigned int	reg
	)

inlinestatic

Definition at line 205 of file efx_common.h.

 {
         writel((value), (efx)->membase + (reg));
 }

References reg, value, and writel().

Referenced by efx_writel(), hunt_mcdi_copyin(), and hunt_probe().

◆ _efx_readl()

static uint32_t _efx_readl	(	struct efx_nic *	efx,
		unsigned int	reg
	)

inlinestatic

Definition at line 211 of file efx_common.h.

 {
         return readl((efx)->membase + (reg));
 }

References readl(), and reg.

Referenced by efx_readl().

◆ efx_writel()

void efx_writel	(	struct efx_nic *	efx,
		efx_dword_t *	value,
		unsigned int	reg
	)

Definition at line 49 of file efx_common.c.

 {
         DBGCIO(efx, "Writing partial register %x with " EFX_DWORD_FMT "\n",
                reg, EFX_DWORD_VAL(*value));
         _efx_writel(efx, value->u32[0], reg);
 }

References _efx_writel(), DBGCIO, EFX_DWORD_FMT, EFX_DWORD_VAL, reg, and value.

◆ efx_readl()

void efx_readl	(	struct efx_nic *	efx,
		efx_dword_t *	value,
		unsigned int	reg
	)

Definition at line 57 of file efx_common.c.

 {
         value->u32[0] = _efx_readl(efx, reg);
         DBGCIO(efx, "Read from register %x, got " EFX_DWORD_FMT "\n",
                reg, EFX_DWORD_VAL(*value));
 }

References _efx_readl(), DBGCIO, EFX_DWORD_FMT, EFX_DWORD_VAL, reg, and value.

Referenced by efx_hunt_clear_interrupts().

◆ efx_probe()

void efx_probe	(	struct net_device *	netdev,
		enum efx_revision	rev
	)

Definition at line 71 of file efx_common.c.

 {
         struct efx_nic *efx = netdev->priv;
         struct pci_device *pci = container_of(netdev->dev,
                                               struct pci_device, dev);
         unsigned int reg = PCI_BASE_ADDRESS_0;
         uint32_t bar_low;
 
         efx->netdev = netdev;
         efx->revision = revision;
 
         /* Find the memory bar to use */
         pci_read_config_dword(pci, reg, &bar_low);
         if ((bar_low & PCI_BASE_ADDRESS_IO_MASK) == PCI_BASE_ADDRESS_SPACE_IO)
                 reg = PCI_BASE_ADDRESS_2;
 
         efx->mmio_start = pci_bar_start(pci, reg);
         efx->mmio_len = pci_bar_size(pci, reg);
         efx->membase = pci_ioremap(pci, efx->mmio_start, efx->mmio_len);
 
         DBGCP(efx, "BAR of %lx bytes at phys %lx mapped at %p\n",
               efx->mmio_len, efx->mmio_start, efx->membase);
 
         /* Enable PCI access */
         adjust_pci_device(pci);
 }

References adjust_pci_device(), container_of, DBGCP, pci_device::dev, net_device::dev, efx_nic::membase, efx_nic::mmio_len, efx_nic::mmio_start, netdev, efx_nic::netdev, pci_bar_size(), pci_bar_start(), PCI_BASE_ADDRESS_0, PCI_BASE_ADDRESS_2, PCI_BASE_ADDRESS_IO_MASK, PCI_BASE_ADDRESS_SPACE_IO, pci_ioremap(), pci_read_config_dword(), net_device::priv, reg, revision, and efx_nic::revision.

Referenced by hunt_probe().

◆ efx_remove()

void efx_remove ( struct net_device * netdev )

Definition at line 98 of file efx_common.c.

 {
         struct efx_nic *efx = netdev->priv;
 
         iounmap(efx->membase);
         efx->membase = NULL;
 }

References iounmap(), efx_nic::membase, netdev, NULL, and net_device::priv.

Referenced by hunt_probe(), and hunt_remove().

Variable Documentation

◆ hunt_nic_type

const struct efx_nic_type hunt_nic_type

Definition at line 1314 of file sfc_hunt.c.