| /* | |
| * 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)); |