/*
* QEMU model of the Smartfusion2 Ethernet MAC.
*
* Copyright (c) 2020 Subbaraya Sundeep <sundeep.lkml@gmail.com>.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include "hw/sysbus.h"
#include "exec/memory.h"
#include "net/net.h"
#include "net/eth.h"
#include "qom/object.h"
#define TYPE_MSS_EMAC "msf2-emac"
OBJECT_DECLARE_SIMPLE_TYPE(MSF2EmacState, MSS_EMAC)
#define R_MAX (0x1a0 / 4)
#define PHY_MAX_REGS 32
struct MSF2EmacState {
SysBusDevice parent;
MemoryRegion mmio;
MemoryRegion *dma_mr;
AddressSpace dma_as;
qemu_irq irq;
NICState *nic;
NICConf conf;
uint8_t mac_addr[ETH_ALEN];
uint32_t rx_desc;
uint16_t phy_regs[PHY_MAX_REGS];
uint32_t regs[R_MAX];
};