blob: 30643c80949580975c99927565f47e05a4d59f9e [file] [log] [blame]
/*
* libqos driver framework
*
* Copyright (c) 2018 Emanuele Giuseppe Esposito <e.emanuelegiuseppe@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1 as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>
*/
#ifndef QGRAPH_E1000E_H
#define QGRAPH_E1000E_H
#include "qgraph.h"
#include "pci.h"
#define E1000E_RX0_MSG_ID (0)
#define E1000E_TX0_MSG_ID (1)
#define E1000E_ADDRESS { 0x52, 0x54, 0x00, 0x12, 0x34, 0x56 }
typedef struct QE1000E QE1000E;
typedef struct QE1000E_PCI QE1000E_PCI;
struct QE1000E {
uint64_t tx_ring;
uint64_t rx_ring;
};
struct QE1000E_PCI {
QOSGraphObject obj;
QPCIDevice pci_dev;
QPCIBar mac_regs;
QE1000E e1000e;
};
static inline void e1000e_macreg_write(QE1000E *d, uint32_t reg, uint32_t val)
{
QE1000E_PCI *d_pci = container_of(d, QE1000E_PCI, e1000e);
qpci_io_writel(&d_pci->pci_dev, d_pci->mac_regs, reg, val);
}
static inline uint32_t e1000e_macreg_read(QE1000E *d, uint32_t reg)
{
QE1000E_PCI *d_pci = container_of(d, QE1000E_PCI, e1000e);
return qpci_io_readl(&d_pci->pci_dev, d_pci->mac_regs, reg);
}
void e1000e_wait_isr(QE1000E *d, uint16_t msg_id);
void e1000e_tx_ring_push(QE1000E *d, void *descr);
void e1000e_rx_ring_push(QE1000E *d, void *descr);
#endif