ia64/xen-unstable

view xen/arch/ia64/linux/pcdp.h @ 10888:5379548bfc79

[NET] Enable TCPv4 segmentation offload in front/back drivers.
Signed-off-by: Keir Fraser <keir@xensource.com>
author kfraser@localhost.localdomain
date Tue Aug 01 11:54:45 2006 +0100 (2006-08-01)
parents 06d84bf87159
children
line source
1 /*
2 * Definitions for PCDP-defined console devices
3 *
4 * v1.0a: http://www.dig64.org/specifications/DIG64_HCDPv10a_01.pdf
5 * v2.0: http://www.dig64.org/specifications/DIG64_PCDPv20.pdf
6 *
7 * (c) Copyright 2002, 2004 Hewlett-Packard Development Company, L.P.
8 * Khalid Aziz <khalid.aziz@hp.com>
9 * Bjorn Helgaas <bjorn.helgaas@hp.com>
10 *
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License version 2 as
13 * published by the Free Software Foundation.
14 */
16 #define PCDP_CONSOLE 0
17 #define PCDP_DEBUG 1
18 #define PCDP_CONSOLE_OUTPUT 2
19 #define PCDP_CONSOLE_INPUT 3
21 #define PCDP_UART (0 << 3)
22 #define PCDP_VGA (1 << 3)
23 #define PCDP_USB (2 << 3)
25 /* pcdp_uart.type and pcdp_device.type */
26 #define PCDP_CONSOLE_UART (PCDP_UART | PCDP_CONSOLE)
27 #define PCDP_DEBUG_UART (PCDP_UART | PCDP_DEBUG)
28 #define PCDP_CONSOLE_VGA (PCDP_VGA | PCDP_CONSOLE_OUTPUT)
29 #define PCDP_CONSOLE_USB (PCDP_USB | PCDP_CONSOLE_INPUT)
31 /* pcdp_uart.flags */
32 #define PCDP_UART_EDGE_SENSITIVE (1 << 0)
33 #define PCDP_UART_ACTIVE_LOW (1 << 1)
34 #define PCDP_UART_PRIMARY_CONSOLE (1 << 2)
35 #define PCDP_UART_IRQ (1 << 6) /* in pci_func for rev < 3 */
36 #define PCDP_UART_PCI (1 << 7) /* in pci_func for rev < 3 */
38 struct pcdp_uart {
39 u8 type;
40 u8 bits;
41 u8 parity;
42 u8 stop_bits;
43 u8 pci_seg;
44 u8 pci_bus;
45 u8 pci_dev;
46 u8 pci_func;
47 u64 baud;
48 struct acpi_generic_address addr;
49 u16 pci_dev_id;
50 u16 pci_vendor_id;
51 u32 gsi;
52 u32 clock_rate;
53 u8 pci_prog_intfc;
54 u8 flags;
55 u16 conout_index;
56 u32 reserved;
57 } __attribute__((packed));
59 #define PCDP_IF_PCI 1
61 /* pcdp_if_pci.trans */
62 #define PCDP_PCI_TRANS_IOPORT 0x02
63 #define PCDP_PCI_TRANS_MMIO 0x01
65 struct pcdp_if_pci {
66 u8 interconnect;
67 u8 reserved;
68 u16 length;
69 u8 segment;
70 u8 bus;
71 u8 dev;
72 u8 fun;
73 u16 dev_id;
74 u16 vendor_id;
75 u32 acpi_interrupt;
76 u64 mmio_tra;
77 u64 ioport_tra;
78 u8 flags;
79 u8 trans;
80 } __attribute__((packed));
82 struct pcdp_vga {
83 u8 count; /* address space descriptors */
84 } __attribute__((packed));
86 /* pcdp_device.flags */
87 #define PCDP_PRIMARY_CONSOLE 1
89 struct pcdp_device {
90 u8 type;
91 u8 flags;
92 u16 length;
93 u16 efi_index;
94 /* next data is pcdp_if_pci or pcdp_if_acpi (not yet supported) */
95 /* next data is device specific type (currently only pcdp_vga) */
96 } __attribute__((packed));
98 struct pcdp {
99 u8 signature[4];
100 u32 length;
101 u8 rev; /* PCDP v2.0 is rev 3 */
102 u8 chksum;
103 u8 oemid[6];
104 u8 oem_tabid[8];
105 u32 oem_rev;
106 u8 creator_id[4];
107 u32 creator_rev;
108 u32 num_uarts;
109 struct pcdp_uart uart[0]; /* actual size is num_uarts */
110 /* remainder of table is pcdp_device structures */
111 } __attribute__((packed));