linux/include/linux/8250_pci.h
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   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
  22struct 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
  31struct serial_private;
  32
  33struct serial_private *
  34pciserial_init_ports(struct pci_dev *dev, const struct pciserial_board *board);
  35void pciserial_remove_ports(struct serial_private *priv);
  36void pciserial_suspend_ports(struct serial_private *priv);
  37void pciserial_resume_ports(struct serial_private *priv);
  38
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