include/linux/8250_pci.h

   1 /*
   2  * Definitions for PCI support.
   3  */
   4 #define FL_BASE_MASK            0x0007
   5 #define FL_BASE0                0x0000
   6 #define FL_BASE1                0x0001
   7 #define FL_BASE2                0x0002
   8 #define FL_BASE3                0x0003
   9 #define FL_BASE4                0x0004
  10 #define FL_GET_BASE(x)          (x & FL_BASE_MASK)
  11
  12 /* Use successive BARs (PCI base address registers),
  13    else use offset into some specified BAR */
  14 #define FL_BASE_BARS            0x0008
  15
  16 /* do not assign an irq */
  17 #define FL_NOIRQ                0x0080
  18
  19 /* Use the Base address register size to cap number of ports */
  20 #define FL_REGION_SZ_CAP        0x0100
  21
  22 struct pciserial_board {
  23         unsigned int flags;
  24         unsigned int num_ports;
  25         unsigned int base_baud;
  26         unsigned int uart_offset;
  27         unsigned int reg_shift;
  28         unsigned int first_offset;
  29 };
  30
  31 struct serial_private;
  32
  33 struct serial_private *
  34 pciserial_init_ports(struct pci_dev *dev, const struct pciserial_board *board);
  35 void pciserial_remove_ports(struct serial_private *priv);
  36 void pciserial_suspend_ports(struct serial_private *priv);
  37 void pciserial_resume_ports(struct serial_private *priv);