Archipelago » qemu

#define PCNET_IOPORT_SIZE       0x20

#define PCNET_PNPMMIO_SIZE      0x20

#define PCNET_LOOPTEST_CRC        1

#define PCNET_LOOPTEST_NOCRC        2

#include "memory.h"

/* BUS CONFIGURATION REGISTERS */

#define BCR_MSRDA    0

#define BCR_MSWRA    1

#define BCR_MC       2

#define BCR_LNKST    4

#define BCR_LED1     5

#define BCR_LED2     6

#define BCR_LED3     7

#define BCR_FDC      9

#define BCR_BSBC     18

#define BCR_EECAS    19

#define BCR_SWS      20

#define BCR_PLAT     22

#define BCR_TMAULOOP(S)  !!((S)->bcr[BCR_MC  ] & 0x4000)

#define BCR_APROMWE(S)   !!((S)->bcr[BCR_MC  ] & 0x0100)

#define BCR_DWIO(S)      !!((S)->bcr[BCR_BSBC] & 0x0080)

#define BCR_SSIZE32(S)   !!((S)->bcr[BCR_SWS ] & 0x0100)

#define BCR_SWSTYLE(S)     ((S)->bcr[BCR_SWS ] & 0x00FF)

typedef struct PCNetState_st PCNetState;

struct PCNetState_st {

    NICState *nic;

    NICConf conf;

    QEMUTimer *poll_timer;

    int rap, isr, lnkst;

    uint32_t rdra, tdra;

    uint8_t prom[16];

    uint16_t csr[128];

    uint16_t bcr[32];

    int xmit_pos;

    uint64_t timer;

    MemoryRegion mmio;

    uint8_t buffer[4096];

    qemu_irq irq;

    void (*phys_mem_read)(void *dma_opaque, target_phys_addr_t addr,

                         uint8_t *buf, int len, int do_bswap);

    void (*phys_mem_write)(void *dma_opaque, target_phys_addr_t addr,

                          uint8_t *buf, int len, int do_bswap);

    void *dma_opaque;

    int tx_busy;

    int looptest;

};

void pcnet_h_reset(void *opaque);

void pcnet_ioport_writew(void *opaque, uint32_t addr, uint32_t val);

uint32_t pcnet_ioport_readw(void *opaque, uint32_t addr);

void pcnet_ioport_writel(void *opaque, uint32_t addr, uint32_t val);

uint32_t pcnet_ioport_readl(void *opaque, uint32_t addr);

uint32_t pcnet_bcr_readw(PCNetState *s, uint32_t rap);

int pcnet_can_receive(NetClientState *nc);

ssize_t pcnet_receive(NetClientState *nc, const uint8_t *buf, size_t size_);

void pcnet_set_link_status(NetClientState *nc);

void pcnet_common_cleanup(PCNetState *d);

int pcnet_common_init(DeviceState *dev, PCNetState *s, NetClientInfo *info);

extern const VMStateDescription vmstate_pcnet;