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Commit ee6a0fbd authored by Bob Moore's avatar Bob Moore Committed by Len Brown
Browse files

ACPICA: Condense some protected ports 



One entry in the protected port table eliminated. Added extra
comments to describe each table entry.

Signed-off-by: default avatarBob Moore <robert.moore@intel.com>
Signed-off-by: default avatarLin Ming <ming.m.lin@intel.com>
Signed-off-by: default avatarLen Brown <len.brown@intel.com>
parent 91a56e63

drivers/acpi/acpica/hwvalid.c

+26 −8
Original line number Original line Diff line number Diff line
@@ -63,24 +63,42 @@ acpi_hw_validate_io_request(acpi_io_address address, u32 bit_width); 
 *

 *

 * This provides ACPICA with the desired port protections and

 * This provides ACPICA with the desired port protections and

 * Microsoft compatibility.

 * Microsoft compatibility.

 *

 * Description of port entries:

 *  DMA:   DMA controller

 *  PIC0:  Programmable Interrupt Controller (8259_a)

 *  PIT1:  System Timer 1

 *  PIT2:  System Timer 2 failsafe

 *  RTC:   Real-time clock

 *  CMOS:  Extended CMOS

 *  DMA1:  DMA 1 page registers

 *  DMA1L: DMA 1 Ch 0 low page

 *  DMA2:  DMA 2 page registers

 *  DMA2L: DMA 2 low page refresh

 *  ARBC:  Arbitration control

 *  SETUP: Reserved system board setup

 *  POS:   POS channel select

 *  PIC1:  Cascaded PIC

 *  IDMA:  ISA DMA

 *  ELCR:  PIC edge/level registers

 *  PCI:   PCI configuration space

 */

 */

static const struct acpi_port_info acpi_protected_ports[] = {

static const struct acpi_port_info acpi_protected_ports[] = {

	{"DMA1", 0x0000, 0x000F, ACPI_OSI_WIN_XP},

	{"DMA", 0x0000, 0x000F, ACPI_OSI_WIN_XP},

	{"PIC0", 0x0020, 0x0021, ACPI_ALWAYS_ILLEGAL},

	{"PIC0", 0x0020, 0x0021, ACPI_ALWAYS_ILLEGAL},

	{"PIT1", 0x0040, 0x0043, ACPI_OSI_WIN_XP},

	{"PIT1", 0x0040, 0x0043, ACPI_OSI_WIN_XP},

	{"PIT2", 0x0048, 0x004B, ACPI_OSI_WIN_XP},

	{"PIT2", 0x0048, 0x004B, ACPI_OSI_WIN_XP},

	{"RTC", 0x0070, 0x0071, ACPI_OSI_WIN_XP},

	{"RTC", 0x0070, 0x0071, ACPI_OSI_WIN_XP},

	{"CMOS", 0x0074, 0x0076, ACPI_OSI_WIN_XP},

	{"CMOS", 0x0074, 0x0076, ACPI_OSI_WIN_XP},

	{"DMA1", 0x0081, 0x0083, ACPI_OSI_WIN_XP},

	{"DMA1", 0x0081, 0x0083, ACPI_OSI_WIN_XP},

	{"DMA1", 0x0087, 0x0087, ACPI_OSI_WIN_XP},

	{"DMA1L", 0x0087, 0x0087, ACPI_OSI_WIN_XP},

	{"DMA2", 0x0089, 0x0089, ACPI_OSI_WIN_XP},

	{"DMA2", 0x0089, 0x008B, ACPI_OSI_WIN_XP},

	{"DMA2", 0x008A, 0x008B, ACPI_OSI_WIN_XP},

	{"DMA2L", 0x008F, 0x008F, ACPI_OSI_WIN_XP},

	{"DMA2", 0x008F, 0x008F, ACPI_OSI_WIN_XP},

	{"ARBC", 0x0090, 0x0091, ACPI_OSI_WIN_XP},

	{"Arb", 0x0090, 0x0091, ACPI_OSI_WIN_XP},

	{"SETUP", 0x0093, 0x0094, ACPI_OSI_WIN_XP},

	{"Setup", 0x0093, 0x0094, ACPI_OSI_WIN_XP},

	{"POS", 0x0096, 0x0097, ACPI_OSI_WIN_XP},

	{"POS", 0x0096, 0x0097, ACPI_OSI_WIN_XP},

	{"PIC1", 0x00A0, 0x00A1, ACPI_ALWAYS_ILLEGAL},

	{"PIC1", 0x00A0, 0x00A1, ACPI_ALWAYS_ILLEGAL},

	{"DMA", 0x00C0, 0x00DF, ACPI_OSI_WIN_XP},

	{"IDMA", 0x00C0, 0x00DF, ACPI_OSI_WIN_XP},

	{"ELCR", 0x04D0, 0x04D1, ACPI_ALWAYS_ILLEGAL},

	{"ELCR", 0x04D0, 0x04D1, ACPI_ALWAYS_ILLEGAL},

	{"PCI", 0x0CF8, 0x0D00, ACPI_OSI_WIN_XP}

	{"PCI", 0x0CF8, 0x0D00, ACPI_OSI_WIN_XP}

};

};