/** @file
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Copyright (c) 2020 Jared McNeill. All rights reserved.
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Copyright (c) 2020 Andrey Warkentin <andrey.warkentin@gmail.com>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#ifndef GENERICPHY_H__
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#define GENERICPHY_H__
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//
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// Basic Control Register
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//
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#define GENERIC_PHY_BMCR 0x00
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#define GENERIC_PHY_BMCR_RESET BIT15
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#define GENERIC_PHY_BMCR_ANE BIT12
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#define GENERIC_PHY_BMCR_RESTART_AN BIT9
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//
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// Basic Status Register
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//
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#define GENERIC_PHY_BMSR 0x01
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#define GENERIC_PHY_BMSR_ANEG_COMPLETE BIT5
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#define GENERIC_PHY_BMSR_LINK_STATUS BIT2
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//
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// PHY Identifier I & II
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//
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#define GENERIC_PHY_PHYIDR1 0x02
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#define GENERIC_PHY_PHYIDR2 0x03
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//
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// Auto-Negotiation Advertisement Register
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//
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#define GENERIC_PHY_ANAR 0x04
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#define GENERIC_PHY_ANAR_100BASETX_FDX BIT8
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#define GENERIC_PHY_ANAR_100BASETX BIT7
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#define GENERIC_PHY_ANAR_10BASET_FDX BIT6
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#define GENERIC_PHY_ANAR_10BASET BIT5
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//
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// Auto-Negotiation Link Partner Ability Register
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//
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#define GENERIC_PHY_ANLPAR 0x05
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//
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// 1000Base-T Control Register
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//
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#define GENERIC_PHY_GBCR 0x09
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#define GENERIC_PHY_GBCR_1000BASET_FDX BIT9
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#define GENERIC_PHY_GBCR_1000BASET BIT8
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//
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// 1000Base-T Status Register
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//
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#define GENERIC_PHY_GBSR 0x0A
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typedef enum {
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PHY_SPEED_NONE = 0,
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PHY_SPEED_10 = 10,
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PHY_SPEED_100 = 100,
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PHY_SPEED_1000 = 1000
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} GENERIC_PHY_SPEED;
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typedef enum {
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PHY_DUPLEX_HALF,
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PHY_DUPLEX_FULL
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} GENERIC_PHY_DUPLEX;
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typedef
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EFI_STATUS
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(EFIAPI *GENERIC_PHY_READ) (
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IN VOID *Priv,
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IN UINT8 PhyAddr,
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IN UINT8 Reg,
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OUT UINT16 * Data
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);
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typedef
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EFI_STATUS
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(EFIAPI *GENERIC_PHY_WRITE) (
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IN VOID *Priv,
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IN UINT8 PhyAddr,
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IN UINT8 Reg,
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IN UINT16 Data
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);
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typedef
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EFI_STATUS
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(EFIAPI *GENERIC_PHY_RESET_ACTION) (
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IN VOID *Priv
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);
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typedef
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VOID
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(EFIAPI *GENERIC_PHY_CONFIGURE) (
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IN VOID *Priv,
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IN GENERIC_PHY_SPEED Speed,
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IN GENERIC_PHY_DUPLEX Duplex
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);
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typedef struct {
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GENERIC_PHY_READ Read;
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GENERIC_PHY_WRITE Write;
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GENERIC_PHY_RESET_ACTION ResetAction;
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GENERIC_PHY_CONFIGURE Configure;
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VOID *PrivateData;
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UINT8 PhyAddr;
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BOOLEAN LinkUp;
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} GENERIC_PHY_PRIVATE_DATA;
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EFI_STATUS
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EFIAPI
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GenericPhyInit (
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IN GENERIC_PHY_PRIVATE_DATA *Phy
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);
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EFI_STATUS
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EFIAPI
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GenericPhyUpdateConfig (
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IN GENERIC_PHY_PRIVATE_DATA *Phy
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);
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EFI_STATUS
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EFIAPI
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GenericPhyReset (
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IN GENERIC_PHY_PRIVATE_DATA *Phy
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);
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#endif // GENERICPHY_H__
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