376ba75f88
To catch the error message. Also modify the caller Signed-off-by: Cao jin <caoj.fnst@cn.fujitsu.com> Reviewed-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com> Reviewed-by: Eric Blake <eblake@redhat.com>
59 lines
1.8 KiB
C
59 lines
1.8 KiB
C
#ifndef XEN_HOST_PCI_DEVICE_H
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#define XEN_HOST_PCI_DEVICE_H
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#include "hw/pci/pci.h"
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enum {
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XEN_HOST_PCI_REGION_TYPE_IO = 1 << 1,
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XEN_HOST_PCI_REGION_TYPE_MEM = 1 << 2,
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XEN_HOST_PCI_REGION_TYPE_PREFETCH = 1 << 3,
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XEN_HOST_PCI_REGION_TYPE_MEM_64 = 1 << 4,
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};
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typedef struct XenHostPCIIORegion {
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pcibus_t base_addr;
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pcibus_t size;
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uint8_t type;
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uint8_t bus_flags; /* Bus-specific bits */
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} XenHostPCIIORegion;
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typedef struct XenHostPCIDevice {
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uint16_t domain;
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uint8_t bus;
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uint8_t dev;
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uint8_t func;
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uint16_t vendor_id;
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uint16_t device_id;
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uint32_t class_code;
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int irq;
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XenHostPCIIORegion io_regions[PCI_NUM_REGIONS - 1];
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XenHostPCIIORegion rom;
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bool is_virtfn;
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int config_fd;
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} XenHostPCIDevice;
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void xen_host_pci_device_get(XenHostPCIDevice *d, uint16_t domain,
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uint8_t bus, uint8_t dev, uint8_t func,
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Error **errp);
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void xen_host_pci_device_put(XenHostPCIDevice *pci_dev);
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bool xen_host_pci_device_closed(XenHostPCIDevice *d);
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int xen_host_pci_get_byte(XenHostPCIDevice *d, int pos, uint8_t *p);
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int xen_host_pci_get_word(XenHostPCIDevice *d, int pos, uint16_t *p);
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int xen_host_pci_get_long(XenHostPCIDevice *d, int pos, uint32_t *p);
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int xen_host_pci_get_block(XenHostPCIDevice *d, int pos, uint8_t *buf,
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int len);
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int xen_host_pci_set_byte(XenHostPCIDevice *d, int pos, uint8_t data);
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int xen_host_pci_set_word(XenHostPCIDevice *d, int pos, uint16_t data);
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int xen_host_pci_set_long(XenHostPCIDevice *d, int pos, uint32_t data);
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int xen_host_pci_set_block(XenHostPCIDevice *d, int pos, uint8_t *buf,
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int len);
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int xen_host_pci_find_ext_cap_offset(XenHostPCIDevice *s, uint32_t cap);
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#endif /* !XEN_HOST_PCI_DEVICE_H_ */
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