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| author | Bob Moore <robert.moore@intel.com> | 2009-03-19 09:53:35 +0800 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2009-03-27 12:11:05 -0400 |
| commit | ee6a0fbd0ccb7736a3be56630e3ad65ceddfb5bd (patch) | |
| tree | 374793da6c8ae98dc438aa15a9f9bd8435a0f8d3 /drivers/acpi/acpica/hwvalid.c | |
| parent | 91a56e631fc837852304ee7bc2876d6e444b7fdb (diff) | |
| download | linux-ee6a0fbd0ccb7736a3be56630e3ad65ceddfb5bd.tar.gz linux-ee6a0fbd0ccb7736a3be56630e3ad65ceddfb5bd.tar.bz2 linux-ee6a0fbd0ccb7736a3be56630e3ad65ceddfb5bd.zip | |
ACPICA: Condense some protected ports
One entry in the protected port table eliminated. Added extra
comments to describe each table entry.
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi/acpica/hwvalid.c')
| -rw-r--r-- | drivers/acpi/acpica/hwvalid.c | 34 |
1 files changed, 26 insertions, 8 deletions
diff --git a/drivers/acpi/acpica/hwvalid.c b/drivers/acpi/acpica/hwvalid.c index e0b562fbe7c1..105b818eba45 100644 --- a/drivers/acpi/acpica/hwvalid.c +++ b/drivers/acpi/acpica/hwvalid.c @@ -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 * 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[] = { - {"DMA1", 0x0000, 0x000F, ACPI_OSI_WIN_XP}, + {"DMA", 0x0000, 0x000F, ACPI_OSI_WIN_XP}, {"PIC0", 0x0020, 0x0021, ACPI_ALWAYS_ILLEGAL}, {"PIT1", 0x0040, 0x0043, ACPI_OSI_WIN_XP}, {"PIT2", 0x0048, 0x004B, ACPI_OSI_WIN_XP}, {"RTC", 0x0070, 0x0071, ACPI_OSI_WIN_XP}, {"CMOS", 0x0074, 0x0076, ACPI_OSI_WIN_XP}, {"DMA1", 0x0081, 0x0083, ACPI_OSI_WIN_XP}, - {"DMA1", 0x0087, 0x0087, ACPI_OSI_WIN_XP}, - {"DMA2", 0x0089, 0x0089, ACPI_OSI_WIN_XP}, - {"DMA2", 0x008A, 0x008B, ACPI_OSI_WIN_XP}, - {"DMA2", 0x008F, 0x008F, ACPI_OSI_WIN_XP}, - {"Arb", 0x0090, 0x0091, ACPI_OSI_WIN_XP}, - {"Setup", 0x0093, 0x0094, ACPI_OSI_WIN_XP}, + {"DMA1L", 0x0087, 0x0087, ACPI_OSI_WIN_XP}, + {"DMA2", 0x0089, 0x008B, ACPI_OSI_WIN_XP}, + {"DMA2L", 0x008F, 0x008F, ACPI_OSI_WIN_XP}, + {"ARBC", 0x0090, 0x0091, ACPI_OSI_WIN_XP}, + {"SETUP", 0x0093, 0x0094, ACPI_OSI_WIN_XP}, {"POS", 0x0096, 0x0097, ACPI_OSI_WIN_XP}, {"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}, {"PCI", 0x0CF8, 0x0D00, ACPI_OSI_WIN_XP} }; |