| 1 | /* |
| 2 | * libqos driver framework |
| 3 | * |
| 4 | * Copyright (c) 2018 Emanuele Giuseppe Esposito <e.emanuelegiuseppe@gmail.com> |
| 5 | * |
| 6 | * This library is free software; you can redistribute it and/or |
| 7 | * modify it under the terms of the GNU Lesser General Public |
| 8 | * License version 2.1 as published by the Free Software Foundation. |
| 9 | * |
| 10 | * This library is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 13 | * Lesser General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU Lesser General Public |
| 16 | * License along with this library; if not, see <http://www.gnu.org/licenses/> |
| 17 | */ |
| 18 | |
| 19 | #ifndef QGRAPH_E1000E_H |
| 20 | #define QGRAPH_E1000E_H |
| 21 | |
| 22 | #include "qgraph.h" |
| 23 | #include "pci.h" |
| 24 | |
| 25 | #define E1000E_RX0_MSG_ID (0) |
| 26 | #define E1000E_TX0_MSG_ID (1) |
| 27 | |
| 28 | #define E1000E_ADDRESS { 0x52, 0x54, 0x00, 0x12, 0x34, 0x56 } |
| 29 | |
| 30 | typedef struct QE1000E QE1000E; |
| 31 | typedef struct QE1000E_PCI QE1000E_PCI; |
| 32 | |
| 33 | struct QE1000E { |
| 34 | uint64_t tx_ring; |
| 35 | uint64_t rx_ring; |
| 36 | }; |
| 37 | |
| 38 | struct QE1000E_PCI { |
| 39 | QOSGraphObject obj; |
| 40 | QPCIDevice pci_dev; |
| 41 | QPCIBar mac_regs; |
| 42 | QE1000E e1000e; |
| 43 | }; |
| 44 | |
| 45 | static inline void e1000e_macreg_write(QE1000E *d, uint32_t reg, uint32_t val) |
| 46 | { |
| 47 | QE1000E_PCI *d_pci = container_of(d, QE1000E_PCI, e1000e); |
| 48 | qpci_io_writel(&d_pci->pci_dev, d_pci->mac_regs, reg, val); |
| 49 | } |
| 50 | |
| 51 | static inline uint32_t e1000e_macreg_read(QE1000E *d, uint32_t reg) |
| 52 | { |
| 53 | QE1000E_PCI *d_pci = container_of(d, QE1000E_PCI, e1000e); |
| 54 | return qpci_io_readl(&d_pci->pci_dev, d_pci->mac_regs, reg); |
| 55 | } |
| 56 | |
| 57 | void e1000e_wait_isr(QE1000E *d, uint16_t msg_id); |
| 58 | void e1000e_tx_ring_push(QE1000E *d, void *descr); |
| 59 | void e1000e_rx_ring_push(QE1000E *d, void *descr); |
| 60 | |
| 61 | #endif |