43 lines
1.5 KiB
Ada
43 lines
1.5 KiB
Ada
--
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-- Copyright (C) 2015-2016 secunet Security Networks AG
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--
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-- This program is free software; you can redistribute it and/or modify
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-- it under the terms of the GNU General Public License as published by
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-- the Free Software Foundation; version 2 of the License.
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--
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-- This program is distributed in the hope that it will be useful,
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-- but WITHOUT ANY WARRANTY; without even the implied warranty of
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-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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-- GNU General Public License for more details.
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--
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with HW.GFX.GMA.Config;
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private package HW.GFX.GMA.PCH is
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type FDI_Port_Type is (FDI_A, FDI_B, FDI_C);
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----------------------------------------------------------------------------
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-- common to all PCH outputs
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PCH_TRANSCODER_SELECT_SHIFT : constant :=
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(case Config.CPU is
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when Ironlake => 30,
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when Sandybridge | Ivybridge => 29,
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when Haswell | Broadwell | Skylake => 0);
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PCH_TRANSCODER_SELECT_MASK : constant :=
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(case Config.CPU is
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when Ironlake => 1 * 2 ** 30,
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when Sandybridge | Ivybridge => 3 * 2 ** 29,
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when Haswell | Broadwell | Skylake => 0);
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type PCH_TRANSCODER_SELECT_Array is array (FDI_Port_Type) of Word32;
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PCH_TRANSCODER_SELECT : constant PCH_TRANSCODER_SELECT_Array :=
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(FDI_A => 0 * 2 ** PCH_TRANSCODER_SELECT_SHIFT,
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FDI_B => 1 * 2 ** PCH_TRANSCODER_SELECT_SHIFT,
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FDI_C => 2 * 2 ** PCH_TRANSCODER_SELECT_SHIFT);
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end HW.GFX.GMA.PCH;
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