The NetCanReceive handler return whether the device can or can not receive new packets. Make it obvious by returning a boolean type. Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com> Acked-by: David Gibson <david@gibson.dropbear.id.au> Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Reviewed-by: Cédric Le Goater <clg@kaod.org> Signed-off-by: Jason Wang <jasowang@redhat.com>
		
			
				
	
	
		
			56 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			56 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
#ifndef HW_I82596_H
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#define HW_I82596_H
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#define I82596_IOPORT_SIZE       0x20
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#include "exec/memory.h"
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#include "exec/address-spaces.h"
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#define PORT_RESET              0x00    /* reset 82596 */
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#define PORT_SELFTEST           0x01    /* selftest */
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#define PORT_ALTSCP             0x02    /* alternate SCB address */
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#define PORT_ALTDUMP            0x03    /* Alternate DUMP address */
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#define PORT_CA                 0x10    /* QEMU-internal CA signal */
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typedef struct I82596State_st I82596State;
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struct I82596State_st {
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    MemoryRegion mmio;
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    MemoryRegion *as;
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    qemu_irq irq;
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    NICState *nic;
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    NICConf conf;
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    QEMUTimer *flush_queue_timer;
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    hwaddr scp;         /* pointer to SCP */
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    uint8_t sysbus;
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    uint32_t scb;       /* SCB */
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    uint16_t scb_status;
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    uint8_t cu_status, rx_status;
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    uint16_t lnkst;
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    uint32_t cmd_p;     /* addr of current command */
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    int ca;
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    int ca_active;
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    int send_irq;
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    /* Hash register (multicast mask array, multiple individual addresses). */
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    uint8_t mult[8];
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    uint8_t config[14]; /* config bytes from CONFIGURE command */
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    uint8_t tx_buffer[0x4000];
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};
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void i82596_h_reset(void *opaque);
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void i82596_ioport_writew(void *opaque, uint32_t addr, uint32_t val);
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uint32_t i82596_ioport_readw(void *opaque, uint32_t addr);
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void i82596_ioport_writel(void *opaque, uint32_t addr, uint32_t val);
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uint32_t i82596_ioport_readl(void *opaque, uint32_t addr);
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uint32_t i82596_bcr_readw(I82596State *s, uint32_t rap);
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ssize_t i82596_receive(NetClientState *nc, const uint8_t *buf, size_t size_);
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bool i82596_can_receive(NetClientState *nc);
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void i82596_set_link_status(NetClientState *nc);
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void i82596_common_init(DeviceState *dev, I82596State *s, NetClientInfo *info);
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extern const VMStateDescription vmstate_i82596;
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#endif
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