summaryrefslogtreecommitdiffstats
path: root/qemu/hw/xen/xen-host-pci-device.h
diff options
context:
space:
mode:
Diffstat (limited to 'qemu/hw/xen/xen-host-pci-device.h')
-rw-r--r--qemu/hw/xen/xen-host-pci-device.h55
1 files changed, 55 insertions, 0 deletions
diff --git a/qemu/hw/xen/xen-host-pci-device.h b/qemu/hw/xen/xen-host-pci-device.h
new file mode 100644
index 000000000..c2486f0c1
--- /dev/null
+++ b/qemu/hw/xen/xen-host-pci-device.h
@@ -0,0 +1,55 @@
+#ifndef XEN_HOST_PCI_DEVICE_H
+#define XEN_HOST_PCI_DEVICE_H
+
+#include "hw/pci/pci.h"
+
+enum {
+ XEN_HOST_PCI_REGION_TYPE_IO = 1 << 1,
+ XEN_HOST_PCI_REGION_TYPE_MEM = 1 << 2,
+ XEN_HOST_PCI_REGION_TYPE_PREFETCH = 1 << 3,
+ XEN_HOST_PCI_REGION_TYPE_MEM_64 = 1 << 4,
+};
+
+typedef struct XenHostPCIIORegion {
+ pcibus_t base_addr;
+ pcibus_t size;
+ uint8_t type;
+ uint8_t bus_flags; /* Bus-specific bits */
+} XenHostPCIIORegion;
+
+typedef struct XenHostPCIDevice {
+ uint16_t domain;
+ uint8_t bus;
+ uint8_t dev;
+ uint8_t func;
+
+ uint16_t vendor_id;
+ uint16_t device_id;
+ int irq;
+
+ XenHostPCIIORegion io_regions[PCI_NUM_REGIONS - 1];
+ XenHostPCIIORegion rom;
+
+ bool is_virtfn;
+
+ int config_fd;
+} XenHostPCIDevice;
+
+int xen_host_pci_device_get(XenHostPCIDevice *d, uint16_t domain,
+ uint8_t bus, uint8_t dev, uint8_t func);
+void xen_host_pci_device_put(XenHostPCIDevice *pci_dev);
+
+int xen_host_pci_get_byte(XenHostPCIDevice *d, int pos, uint8_t *p);
+int xen_host_pci_get_word(XenHostPCIDevice *d, int pos, uint16_t *p);
+int xen_host_pci_get_long(XenHostPCIDevice *d, int pos, uint32_t *p);
+int xen_host_pci_get_block(XenHostPCIDevice *d, int pos, uint8_t *buf,
+ int len);
+int xen_host_pci_set_byte(XenHostPCIDevice *d, int pos, uint8_t data);
+int xen_host_pci_set_word(XenHostPCIDevice *d, int pos, uint16_t data);
+int xen_host_pci_set_long(XenHostPCIDevice *d, int pos, uint32_t data);
+int xen_host_pci_set_block(XenHostPCIDevice *d, int pos, uint8_t *buf,
+ int len);
+
+int xen_host_pci_find_ext_cap_offset(XenHostPCIDevice *s, uint32_t cap);
+
+#endif /* !XEN_HOST_PCI_DEVICE_H_ */