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linux-next/drivers/firmware/pcdp.h
Justin P. Mattock 631dd1a885 Update broken web addresses in the kernel.
The patch below updates broken web addresses in the kernel

Signed-off-by: Justin P. Mattock <justinmattock@gmail.com>
Cc: Maciej W. Rozycki <macro@linux-mips.org>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Finn Thain <fthain@telegraphics.com.au>
Cc: Randy Dunlap <rdunlap@xenotime.net>
Cc: Matt Turner <mattst88@gmail.com>
Cc: Dimitry Torokhov <dmitry.torokhov@gmail.com>
Cc: Mike Frysinger <vapier.adi@gmail.com>
Acked-by: Ben Pfaff <blp@cs.stanford.edu>
Acked-by: Hans J. Koch <hjk@linutronix.de>
Reviewed-by: Finn Thain <fthain@telegraphics.com.au>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2010-10-18 11:03:14 +02:00

112 lines
2.7 KiB
C

/*
* Definitions for PCDP-defined console devices
*
* For DIG64_HCDPv10a_01.pdf and DIG64_PCDPv20.pdf (v1.0a and v2.0 resp.),
* please see <http://www.dig64.org/specifications/>
*
* (c) Copyright 2002, 2004 Hewlett-Packard Development Company, L.P.
* Khalid Aziz <khalid.aziz@hp.com>
* Bjorn Helgaas <bjorn.helgaas@hp.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#define PCDP_CONSOLE 0
#define PCDP_DEBUG 1
#define PCDP_CONSOLE_OUTPUT 2
#define PCDP_CONSOLE_INPUT 3
#define PCDP_UART (0 << 3)
#define PCDP_VGA (1 << 3)
#define PCDP_USB (2 << 3)
/* pcdp_uart.type and pcdp_device.type */
#define PCDP_CONSOLE_UART (PCDP_UART | PCDP_CONSOLE)
#define PCDP_DEBUG_UART (PCDP_UART | PCDP_DEBUG)
#define PCDP_CONSOLE_VGA (PCDP_VGA | PCDP_CONSOLE_OUTPUT)
#define PCDP_CONSOLE_USB (PCDP_USB | PCDP_CONSOLE_INPUT)
/* pcdp_uart.flags */
#define PCDP_UART_EDGE_SENSITIVE (1 << 0)
#define PCDP_UART_ACTIVE_LOW (1 << 1)
#define PCDP_UART_PRIMARY_CONSOLE (1 << 2)
#define PCDP_UART_IRQ (1 << 6) /* in pci_func for rev < 3 */
#define PCDP_UART_PCI (1 << 7) /* in pci_func for rev < 3 */
struct pcdp_uart {
u8 type;
u8 bits;
u8 parity;
u8 stop_bits;
u8 pci_seg;
u8 pci_bus;
u8 pci_dev;
u8 pci_func;
u64 baud;
struct acpi_generic_address addr;
u16 pci_dev_id;
u16 pci_vendor_id;
u32 gsi;
u32 clock_rate;
u8 pci_prog_intfc;
u8 flags;
u16 conout_index;
u32 reserved;
} __attribute__((packed));
#define PCDP_IF_PCI 1
/* pcdp_if_pci.trans */
#define PCDP_PCI_TRANS_IOPORT 0x02
#define PCDP_PCI_TRANS_MMIO 0x01
struct pcdp_if_pci {
u8 interconnect;
u8 reserved;
u16 length;
u8 segment;
u8 bus;
u8 dev;
u8 fun;
u16 dev_id;
u16 vendor_id;
u32 acpi_interrupt;
u64 mmio_tra;
u64 ioport_tra;
u8 flags;
u8 trans;
} __attribute__((packed));
struct pcdp_vga {
u8 count; /* address space descriptors */
} __attribute__((packed));
/* pcdp_device.flags */
#define PCDP_PRIMARY_CONSOLE 1
struct pcdp_device {
u8 type;
u8 flags;
u16 length;
u16 efi_index;
/* next data is pcdp_if_pci or pcdp_if_acpi (not yet supported) */
/* next data is device specific type (currently only pcdp_vga) */
} __attribute__((packed));
struct pcdp {
u8 signature[4];
u32 length;
u8 rev; /* PCDP v2.0 is rev 3 */
u8 chksum;
u8 oemid[6];
u8 oem_tabid[8];
u32 oem_rev;
u8 creator_id[4];
u32 creator_rev;
u32 num_uarts;
struct pcdp_uart uart[0]; /* actual size is num_uarts */
/* remainder of table is pcdp_device structures */
} __attribute__((packed));