xref: /qemu/hw/net/ne2000.h (revision dcb117bfda5af6f6ceb7231778d36d8bce4aee93)
1cb9c377fSPaolo Bonzini #ifndef HW_NE2000_H
2cb9c377fSPaolo Bonzini #define HW_NE2000_H 1
3cb9c377fSPaolo Bonzini 
49453c5bcSGerd Hoffmann #define NE2000_PMEM_SIZE    (32*1024)
59453c5bcSGerd Hoffmann #define NE2000_PMEM_START   (16*1024)
69453c5bcSGerd Hoffmann #define NE2000_PMEM_END     (NE2000_PMEM_SIZE+NE2000_PMEM_START)
79453c5bcSGerd Hoffmann #define NE2000_MEM_SIZE     NE2000_PMEM_END
89453c5bcSGerd Hoffmann 
99453c5bcSGerd Hoffmann typedef struct NE2000State {
101ec4e1ddSAvi Kivity     MemoryRegion io;
119453c5bcSGerd Hoffmann     uint8_t cmd;
129453c5bcSGerd Hoffmann     uint32_t start;
139453c5bcSGerd Hoffmann     uint32_t stop;
149453c5bcSGerd Hoffmann     uint8_t boundary;
159453c5bcSGerd Hoffmann     uint8_t tsr;
169453c5bcSGerd Hoffmann     uint8_t tpsr;
179453c5bcSGerd Hoffmann     uint16_t tcnt;
189453c5bcSGerd Hoffmann     uint16_t rcnt;
199453c5bcSGerd Hoffmann     uint32_t rsar;
209453c5bcSGerd Hoffmann     uint8_t rsr;
219453c5bcSGerd Hoffmann     uint8_t rxcr;
229453c5bcSGerd Hoffmann     uint8_t isr;
239453c5bcSGerd Hoffmann     uint8_t dcfg;
249453c5bcSGerd Hoffmann     uint8_t imr;
259453c5bcSGerd Hoffmann     uint8_t phys[6]; /* mac address */
269453c5bcSGerd Hoffmann     uint8_t curpag;
279453c5bcSGerd Hoffmann     uint8_t mult[8]; /* multicast mask array */
289453c5bcSGerd Hoffmann     qemu_irq irq;
291c2045b5SMark McLoughlin     NICState *nic;
3093db6685SGerd Hoffmann     NICConf c;
319453c5bcSGerd Hoffmann     uint8_t mem[NE2000_MEM_SIZE];
329453c5bcSGerd Hoffmann } NE2000State;
339453c5bcSGerd Hoffmann 
34*dcb117bfSPaolo Bonzini void ne2000_setup_io(NE2000State *s, DeviceState *dev, unsigned size);
357c131dd5SJuan Quintela extern const VMStateDescription vmstate_ne2000;
369453c5bcSGerd Hoffmann void ne2000_reset(NE2000State *s);
3735277d14SStefan Hajnoczi int ne2000_can_receive(NetClientState *nc);
3835277d14SStefan Hajnoczi ssize_t ne2000_receive(NetClientState *nc, const uint8_t *buf, size_t size_);
39cb9c377fSPaolo Bonzini 
40cb9c377fSPaolo Bonzini #endif
41