qemu

FORK: QEMU emulator
git clone https://git.neptards.moe/neptards/qemu.git
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pcnet.h (2091B)


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