/* * Definitions for PCDP-defined console devices * * v1.0a: http://www.dig64.org/specifications/DIG64_HCDPv10a_01.pdf * v2.0:  http://www.dig64.org/specifications/DIG64_PCDPv20.pdf * * (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	0x01struct 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	1struct 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));