WebSVN – Kolibri OS – Diff – /drivers/include/linux/pci.h

  */
 #ifndef LINUX_PCI_H
 #define LINUX_PCI_H
 #include
+#include
+#include
+#include
+#include
 #include
 #include 	/* The pci register defines */
 #include
 enum pci_bus_flags {
     PCI_BUS_FLAGS_NO_MSI   = (__force pci_bus_flags_t) 1,
     PCI_BUS_FLAGS_NO_MMRBC = (__force pci_bus_flags_t) 2,
 };
+/* These values come from the PCI Express Spec */
+enum pcie_link_width {
+	PCIE_LNK_WIDTH_RESRV	= 0x00,
+	PCIE_LNK_X1		= 0x01,
+	PCIE_LNK_X2		= 0x02,
+	PCIE_LNK_X4		= 0x04,
+	PCIE_LNK_X8		= 0x08,
+	PCIE_LNK_X12		= 0x0C,
+	PCIE_LNK_X16		= 0x10,
+	PCIE_LNK_X32		= 0x20,
+	PCIE_LNK_WIDTH_UNKNOWN  = 0xFF,
+};
 /* Based on the PCI Hotplug Spec, but some values are made up by us */
 enum pci_bus_speed {
 	PCI_SPEED_33MHz			= 0x00,
 	PCI_SPEED_66MHz			= 0x01,
 	PCIE_SPEED_5_0GT		= 0x15,
 	PCIE_SPEED_8_0GT		= 0x16,
 	PCI_SPEED_UNKNOWN		= 0xff,
 };
+struct pci_cap_saved_data {
+	u16 cap_nr;
+	bool cap_extended;
+	unsigned int size;
+	u32 data[0];
+};
+struct pci_cap_saved_state {
+	struct hlist_node next;
+	struct pci_cap_saved_data cap;
+};
+struct pcie_link_state;
+struct pci_vpd;
+struct pci_sriov;
+struct pci_ats;
 /*
  * The pci_dev structure is used to describe PCI devices.
  */
 struct pci_dev {
     struct pci_bus  *subordinate;   /* bus this device bridges to */
 	void		*sysdata;	/* hook for sys-specific extension */
 //    struct proc_dir_entry *procent; /* device entry in /proc/bus/pci */
 	struct pci_slot	*slot;		/* Physical slot this device is in */
-    u32_t           busnr;
+	u32           busnr;
 	unsigned int	devfn;		/* encoded device & function index */
 	unsigned short	vendor;
 	unsigned short	device;
 	unsigned short	subsystem_vendor;
 	u8		rom_base_reg;	/* which config register controls the ROM */
 	u8		pin;  		/* which interrupt pin this device uses */
 	u16		pcie_flags_reg;	/* cached PCI-E Capabilities Register */
  //   struct pci_driver *driver;  /* which driver has allocated this device */
-    uint64_t     dma_mask;   /* Mask of the bits of bus address this
+    u64     dma_mask;   /* Mask of the bits of bus address this
                        device implements.  Normally this is
 xffffffff.  You only need to change
                        this if your device has broken DMA
 	switch (err) {
 	case PCIBIOS_FUNC_NOT_SUPPORTED:
 		return -ENOENT;
 	case PCIBIOS_BAD_VENDOR_ID:
-		return -EINVAL;
+		return -ENOTTY;
 	case PCIBIOS_DEVICE_NOT_FOUND:
 		return -ENODEV;
 	case PCIBIOS_BAD_REGISTER_NUMBER:
 		return -EFAULT;
 	case PCIBIOS_SET_FAILED:
 		return -EIO;
 	case PCIBIOS_BUFFER_TOO_SMALL:
 		return -ENOSPC;
 	}
-	return -ENOTTY;
+	return -ERANGE;
+}
 /* Low-level architecture-dependent routines */
+struct pci_ops {
+    int (*read)(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 *val);
+    int (*write)(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 val);
+};
+/*
+ * ACPI needs to be able to access PCI config space before we've done a
+ * PCI bus scan and created pci_bus structures.
+ */
+int raw_pci_read(unsigned int domain, unsigned int bus, unsigned int devfn,
+		 int reg, int len, u32 *val);
+int raw_pci_write(unsigned int domain, unsigned int bus, unsigned int devfn,
+		  int reg, int len, u32 val);
 struct pci_ops {
-    int (*read)(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 *val);
+struct pci_bus_region {
-    int (*write)(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 val);
+	dma_addr_t start;
-};
+	dma_addr_t end;

Subversion Repositories Kolibri OS

(root)/drivers/include/linux/pci.h – Rev 5056 → 5270