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TOMOYO Linux Cross Reference
Linux/include/linux/8250_pci.h

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  1 /* SPDX-License-Identifier: GPL-2.0 */
  2 /*
  3  * Definitions for PCI support.
  4  */
  5 #define FL_BASE_MASK            0x0007
  6 #define FL_BASE0                0x0000
  7 #define FL_BASE1                0x0001
  8 #define FL_BASE2                0x0002
  9 #define FL_BASE3                0x0003
 10 #define FL_BASE4                0x0004
 11 #define FL_GET_BASE(x)          (x & FL_BASE_MASK)
 12 
 13 /* Use successive BARs (PCI base address registers),
 14    else use offset into some specified BAR */
 15 #define FL_BASE_BARS            0x0008
 16 
 17 /* do not assign an irq */
 18 #define FL_NOIRQ                0x0080
 19 
 20 /* Use the Base address register size to cap number of ports */
 21 #define FL_REGION_SZ_CAP        0x0100
 22 
 23 struct pciserial_board {
 24         unsigned int flags;
 25         unsigned int num_ports;
 26         unsigned int base_baud;
 27         unsigned int uart_offset;
 28         unsigned int reg_shift;
 29         unsigned int first_offset;
 30 };
 31 
 32 struct serial_private;
 33 
 34 struct serial_private *
 35 pciserial_init_ports(struct pci_dev *dev, const struct pciserial_board *board);
 36 void pciserial_remove_ports(struct serial_private *priv);
 37 void pciserial_suspend_ports(struct serial_private *priv);
 38 void pciserial_resume_ports(struct serial_private *priv);
 39 

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