hw/net/pcnet.h

   1 #ifndef HW_PCNET_H
   2 #define HW_PCNET_H 1
   3
   4 #define PCNET_IOPORT_SIZE       0x20
   5 #define PCNET_PNPMMIO_SIZE      0x20
   6
   7 #define PCNET_LOOPTEST_CRC      1
   8 #define PCNET_LOOPTEST_NOCRC    2
   9
  10 #include "exec/memory.h"
  11
  12 /* BUS CONFIGURATION REGISTERS */
  13 #define BCR_MSRDA    0
  14 #define BCR_MSWRA    1
  15 #define BCR_MC       2
  16 #define BCR_LNKST    4
  17 #define BCR_LED1     5
  18 #define BCR_LED2     6
  19 #define BCR_LED3     7
  20 #define BCR_FDC      9
  21 #define BCR_BSBC     18
  22 #define BCR_EECAS    19
  23 #define BCR_SWS      20
  24 #define BCR_PLAT     22
  25
  26 #define BCR_TMAULOOP(S)  !!((S)->bcr[BCR_MC  ] & 0x4000)
  27 #define BCR_APROMWE(S)   !!((S)->bcr[BCR_MC  ] & 0x0100)
  28 #define BCR_DWIO(S)      !!((S)->bcr[BCR_BSBC] & 0x0080)
  29 #define BCR_SSIZE32(S)   !!((S)->bcr[BCR_SWS ] & 0x0100)
  30 #define BCR_SWSTYLE(S)     ((S)->bcr[BCR_SWS ] & 0x00FF)
  31
  32 typedef struct PCNetState_st PCNetState;
  33
  34 struct PCNetState_st {
  35     NICState *nic;
  36     NICConf conf;
  37     QEMUTimer *poll_timer;
  38     int rap, isr, lnkst;
  39     uint32_t rdra, tdra;
  40     uint8_t prom[16];
  41     uint16_t csr[128];
  42     uint16_t bcr[32];
  43     int xmit_pos;
  44     uint64_t timer;
  45     MemoryRegion mmio;
  46     uint8_t buffer[4096];
  47     qemu_irq irq;
  48     void (*phys_mem_read)(void *dma_opaque, hwaddr addr,
  49                          uint8_t *buf, int len, int do_bswap);
  50     void (*phys_mem_write)(void *dma_opaque, hwaddr addr,
  51                           uint8_t *buf, int len, int do_bswap);
  52     void *dma_opaque;
  53     int tx_busy;
  54     int looptest;
  55 };
  56
  57 void pcnet_h_reset(void *opaque);
  58 void pcnet_ioport_writew(void *opaque, uint32_t addr, uint32_t val);
  59 uint32_t pcnet_ioport_readw(void *opaque, uint32_t addr);
  60 void pcnet_ioport_writel(void *opaque, uint32_t addr, uint32_t val);
  61 uint32_t pcnet_ioport_readl(void *opaque, uint32_t addr);
  62 uint32_t pcnet_bcr_readw(PCNetState *s, uint32_t rap);
  63 ssize_t pcnet_receive(NetClientState *nc, const uint8_t *buf, size_t size_);
  64 void pcnet_set_link_status(NetClientState *nc);
  65 void pcnet_common_init(DeviceState *dev, PCNetState *s, NetClientInfo *info);
  66 extern const VMStateDescription vmstate_pcnet;
  67 #endif