historical/m0-applesillicon.git/xnu-qemu-arm64-5.1.0/hw/net/i82596.h
2024-01-16 11:20:27 -06:00

55 lines
1.8 KiB
C

#ifndef HW_I82596_H
#define HW_I82596_H
#define I82596_IOPORT_SIZE 0x20
#include "exec/memory.h"
#include "exec/address-spaces.h"
#define PORT_RESET 0x00 /* reset 82596 */
#define PORT_SELFTEST 0x01 /* selftest */
#define PORT_ALTSCP 0x02 /* alternate SCB address */
#define PORT_ALTDUMP 0x03 /* Alternate DUMP address */
#define PORT_CA 0x10 /* QEMU-internal CA signal */
typedef struct I82596State_st I82596State;
struct I82596State_st {
MemoryRegion mmio;
MemoryRegion *as;
qemu_irq irq;
NICState *nic;
NICConf conf;
QEMUTimer *flush_queue_timer;
hwaddr scp; /* pointer to SCP */
uint8_t sysbus;
uint32_t scb; /* SCB */
uint16_t scb_status;
uint8_t cu_status, rx_status;
uint16_t lnkst;
uint32_t cmd_p; /* addr of current command */
int ca;
int ca_active;
int send_irq;
/* Hash register (multicast mask array, multiple individual addresses). */
uint8_t mult[8];
uint8_t config[14]; /* config bytes from CONFIGURE command */
uint8_t tx_buffer[0x4000];
};
void i82596_h_reset(void *opaque);
void i82596_ioport_writew(void *opaque, uint32_t addr, uint32_t val);
uint32_t i82596_ioport_readw(void *opaque, uint32_t addr);
void i82596_ioport_writel(void *opaque, uint32_t addr, uint32_t val);
uint32_t i82596_ioport_readl(void *opaque, uint32_t addr);
uint32_t i82596_bcr_readw(I82596State *s, uint32_t rap);
ssize_t i82596_receive(NetClientState *nc, const uint8_t *buf, size_t size_);
bool i82596_can_receive(NetClientState *nc);
void i82596_set_link_status(NetClientState *nc);
void i82596_common_init(DeviceState *dev, I82596State *s, NetClientInfo *info);
extern const VMStateDescription vmstate_i82596;
#endif