Rev 422 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 422 | giacomo | 1 | /* |
| 2 | * linux/include/linux/acpi_serial.h |
||
| 3 | * |
||
| 4 | * Copyright (C) 2000 Hewlett-Packard Co. |
||
| 5 | * Copyright (C) 2000 Khalid Aziz <khalid_aziz@hp.com> |
||
| 6 | * |
||
| 7 | * Definitions for ACPI defined serial ports (headless console and |
||
| 8 | * debug ports) |
||
| 9 | * |
||
| 10 | */ |
||
| 11 | |||
| 12 | #include <linux/serial.h> |
||
| 13 | |||
| 14 | extern void setup_serial_acpi(void *); |
||
| 15 | |||
| 16 | #define ACPI_SIG_LEN 4 |
||
| 17 | |||
| 18 | /* ACPI table signatures */ |
||
| 19 | #define ACPI_SPCRT_SIGNATURE "SPCR" |
||
| 20 | #define ACPI_DBGPT_SIGNATURE "DBGP" |
||
| 21 | |||
| 22 | /* Interface type as defined in ACPI serial port tables */ |
||
| 23 | #define ACPI_SERIAL_INTFC_16550 0 |
||
| 24 | #define ACPI_SERIAL_INTFC_16450 1 |
||
| 25 | |||
| 26 | /* Interrupt types for ACPI serial port tables */ |
||
| 27 | #define ACPI_SERIAL_INT_PCAT 0x01 |
||
| 28 | #define ACPI_SERIAL_INT_APIC 0x02 |
||
| 29 | #define ACPI_SERIAL_INT_SAPIC 0x04 |
||
| 30 | |||
| 31 | /* Baud rates as defined in ACPI serial port tables */ |
||
| 32 | #define ACPI_SERIAL_BAUD_9600 3 |
||
| 33 | #define ACPI_SERIAL_BAUD_19200 4 |
||
| 34 | #define ACPI_SERIAL_BAUD_57600 6 |
||
| 35 | #define ACPI_SERIAL_BAUD_115200 7 |
||
| 36 | |||
| 37 | /* Parity as defined in ACPI serial port tables */ |
||
| 38 | #define ACPI_SERIAL_PARITY_NONE 0 |
||
| 39 | |||
| 40 | /* Flow control methods as defined in ACPI serial port tables */ |
||
| 41 | #define ACPI_SERIAL_FLOW_DCD 0x01 |
||
| 42 | #define ACPI_SERIAL_FLOW_RTS 0x02 |
||
| 43 | #define ACPI_SERIAL_FLOW_XON 0x04 |
||
| 44 | |||
| 45 | /* Terminal types as defined in ACPI serial port tables */ |
||
| 46 | #define ACPI_SERIAL_TERM_VT100 0 |
||
| 47 | #define ACPI_SERIAL_TERM_VT100X 1 |
||
| 48 | |||
| 49 | /* PCI Flags as defined by SPCR table */ |
||
| 50 | #define ACPI_SERIAL_PCIFLAG_PNP 0x00000001 |
||
| 51 | |||
| 52 | /* Space ID as defined in base address structure in ACPI serial port tables */ |
||
| 53 | #define ACPI_SERIAL_MEM_SPACE 0 |
||
| 54 | #define ACPI_SERIAL_IO_SPACE 1 |
||
| 55 | #define ACPI_SERIAL_PCICONF_SPACE 2 |
||
| 56 | |||
| 57 | /* |
||
| 58 | * Generic Register Address Structure - as defined by Microsoft |
||
| 59 | * in http://www.microsoft.com/hwdev/onnow/download/LFreeACPI.doc |
||
| 60 | * |
||
| 61 | */ |
||
| 62 | typedef struct { |
||
| 63 | u8 space_id; |
||
| 64 | u8 bit_width; |
||
| 65 | u8 bit_offset; |
||
| 66 | u8 resv; |
||
| 67 | u32 addrl; |
||
| 68 | u32 addrh; |
||
| 69 | } gen_regaddr; |
||
| 70 | |||
| 71 | /* Space ID for generic register address structure */ |
||
| 72 | #define REGADDR_SPACE_SYSMEM 0 |
||
| 73 | #define REGADDR_SPACE_SYSIO 1 |
||
| 74 | #define REGADDR_SPACE_PCICONFIG 2 |
||
| 75 | |||
| 76 | /* Serial Port Console Redirection and Debug Port Table formats */ |
||
| 77 | typedef struct { |
||
| 78 | u8 signature[4]; |
||
| 79 | u32 length; |
||
| 80 | u8 rev; |
||
| 81 | u8 chksum; |
||
| 82 | u8 oemid[6]; |
||
| 83 | u8 oem_tabid[8]; |
||
| 84 | u32 oem_rev; |
||
| 85 | u8 creator_id[4]; |
||
| 86 | u32 creator_rev; |
||
| 87 | u8 intfc_type; |
||
| 88 | u8 resv1[3]; |
||
| 89 | gen_regaddr base_addr; |
||
| 90 | u8 int_type; |
||
| 91 | u8 irq; |
||
| 92 | u8 global_int[4]; |
||
| 93 | u8 baud; |
||
| 94 | u8 parity; |
||
| 95 | u8 stop_bits; |
||
| 96 | u8 flow_ctrl; |
||
| 97 | u8 termtype; |
||
| 98 | u8 language; |
||
| 99 | u16 pci_dev_id; |
||
| 100 | u16 pci_vendor_id; |
||
| 101 | u8 pci_bus; |
||
| 102 | u8 pci_dev; |
||
| 103 | u8 pci_func; |
||
| 104 | u8 pci_flags[4]; |
||
| 105 | u8 pci_seg; |
||
| 106 | u32 resv2; |
||
| 107 | } acpi_ser_t; |