282 lines
12 KiB
Ada
282 lines
12 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; either version 2 of the License, or
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-- (at your option) any later version.
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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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with HW.GFX.GMA.Config_Helpers;
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with HW.GFX.GMA.Registers;
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use type HW.Int32;
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private package HW.GFX.GMA.Pipe_Setup
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is
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procedure On
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(Pipe : Pipe_Index;
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Port_Cfg : Port_Config;
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Framebuffer : Framebuffer_Type;
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Cursor : Cursor_Type)
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with
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Pre => Config_Helpers.Valid_FB (Framebuffer, Port_Cfg.Mode);
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procedure Off (Pipe : Pipe_Index);
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procedure Legacy_VGA_Off;
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procedure All_Off;
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procedure Setup_FB
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(Pipe : Pipe_Index;
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Mode : Mode_Type;
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Framebuffer : Framebuffer_Type)
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with
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Pre => Config_Helpers.Valid_FB (Framebuffer, Mode);
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procedure Update_Cursor
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(Pipe : Pipe_Index;
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FB : Framebuffer_Type;
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Cursor : Cursor_Type);
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procedure Place_Cursor
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(Pipe : Pipe_Index;
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FB : Framebuffer_Type;
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Cursor : Cursor_Type);
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type Scaler_Reservation is private;
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Null_Scaler_Reservation : constant Scaler_Reservation;
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procedure Reserve_Scaler
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(Success : out Boolean;
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Reservation : in out Scaler_Reservation;
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Pipe : in Pipe_Index);
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private
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type Scaler_Reservation is record
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Reserved : Boolean;
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Pipe : Pipe_Index;
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end record;
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Null_Scaler_Reservation : constant Scaler_Reservation :=
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(Reserved => False, Pipe => Pipe_Index'First);
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subtype WM_Levels is Natural range 0 .. 7;
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type PLANE_WM_Type is array (WM_Levels) of Registers.Registers_Index;
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type Controller_Type is
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record
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Pipe : Pipe_Index;
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PIPESRC : Registers.Registers_Index;
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PIPEMISC : Registers.Registers_Index;
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PF_CTRL : Registers.Registers_Index;
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PF_WIN_POS : Registers.Registers_Index;
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PF_WIN_SZ : Registers.Registers_Index;
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DSPCNTR : Registers.Registers_Index;
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DSPLINOFF : Registers.Registers_Index;
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DSPSTRIDE : Registers.Registers_Index;
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DSPSURF : Registers.Registers_Index;
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DSPTILEOFF : Registers.Registers_Index;
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SPCNTR : Registers.Registers_Index;
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-- Skylake registers (partially aliased)
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PLANE_CTL : Registers.Registers_Index;
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PLANE_OFFSET : Registers.Registers_Index;
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PLANE_POS : Registers.Registers_Index;
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PLANE_SIZE : Registers.Registers_Index;
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PLANE_STRIDE : Registers.Registers_Index;
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PLANE_SURF : Registers.Registers_Index;
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PS_CTRL_1 : Registers.Registers_Index;
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PS_WIN_POS_1 : Registers.Registers_Index;
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PS_WIN_SZ_1 : Registers.Registers_Index;
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PS_CTRL_2 : Registers.Registers_Invalid_Index;
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PS_WIN_SZ_2 : Registers.Registers_Invalid_Index;
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WM_LINETIME : Registers.Registers_Index;
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PLANE_BUF_CFG : Registers.Registers_Index;
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PLANE_WM : PLANE_WM_Type;
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CUR_BUF_CFG : Registers.Registers_Index;
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CUR_WM : PLANE_WM_Type;
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end record;
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type Controller_Array is array (Pipe_Index) of Controller_Type;
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Controllers : constant Controller_Array :=
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(Primary => Controller_Type'
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(Pipe => Primary,
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PIPESRC => Registers.PIPEASRC,
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PIPEMISC => Registers.PIPEAMISC,
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PF_CTRL => Registers.PFA_CTL_1,
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PF_WIN_POS => Registers.PFA_WIN_POS,
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PF_WIN_SZ => Registers.PFA_WIN_SZ,
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DSPCNTR => Registers.DSPACNTR,
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DSPLINOFF => Registers.DSPALINOFF,
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DSPSTRIDE => Registers.DSPASTRIDE,
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DSPSURF => Registers.DSPASURF,
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DSPTILEOFF => Registers.DSPATILEOFF,
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SPCNTR => Registers.SPACNTR,
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PLANE_CTL => Registers.DSPACNTR,
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PLANE_OFFSET => Registers.DSPATILEOFF,
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PLANE_POS => Registers.PLANE_POS_1_A,
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PLANE_SIZE => Registers.PLANE_SIZE_1_A,
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PLANE_STRIDE => Registers.DSPASTRIDE,
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PLANE_SURF => Registers.DSPASURF,
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PS_CTRL_1 => Registers.PS_CTRL_1_A,
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PS_WIN_POS_1 => Registers.PS_WIN_POS_1_A,
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PS_WIN_SZ_1 => Registers.PS_WIN_SZ_1_A,
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PS_CTRL_2 => Registers.PS_CTRL_2_A,
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PS_WIN_SZ_2 => Registers.PS_WIN_SZ_2_A,
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WM_LINETIME => Registers.WM_LINETIME_A,
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PLANE_BUF_CFG => Registers.PLANE_BUF_CFG_1_A,
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PLANE_WM => PLANE_WM_Type'(
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Registers.PLANE_WM_1_A_0,
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Registers.PLANE_WM_1_A_1,
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Registers.PLANE_WM_1_A_2,
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Registers.PLANE_WM_1_A_3,
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Registers.PLANE_WM_1_A_4,
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Registers.PLANE_WM_1_A_5,
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Registers.PLANE_WM_1_A_6,
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Registers.PLANE_WM_1_A_7),
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CUR_BUF_CFG => Registers.CUR_BUF_CFG_A,
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CUR_WM => PLANE_WM_Type'(
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Registers.CUR_WM_A_0,
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Registers.CUR_WM_A_1,
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Registers.CUR_WM_A_2,
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Registers.CUR_WM_A_3,
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Registers.CUR_WM_A_4,
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Registers.CUR_WM_A_5,
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Registers.CUR_WM_A_6,
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Registers.CUR_WM_A_7)),
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Secondary => Controller_Type'
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(Pipe => Secondary,
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PIPESRC => Registers.PIPEBSRC,
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PIPEMISC => Registers.PIPEBMISC,
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PF_CTRL => Registers.PFB_CTL_1,
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PF_WIN_POS => Registers.PFB_WIN_POS,
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PF_WIN_SZ => Registers.PFB_WIN_SZ,
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DSPCNTR => Registers.DSPBCNTR,
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DSPLINOFF => Registers.DSPBLINOFF,
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DSPSTRIDE => Registers.DSPBSTRIDE,
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DSPSURF => Registers.DSPBSURF,
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DSPTILEOFF => Registers.DSPBTILEOFF,
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SPCNTR => Registers.SPBCNTR,
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PLANE_CTL => Registers.DSPBCNTR,
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PLANE_OFFSET => Registers.DSPBTILEOFF,
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PLANE_POS => Registers.PLANE_POS_1_B,
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PLANE_SIZE => Registers.PLANE_SIZE_1_B,
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PLANE_STRIDE => Registers.DSPBSTRIDE,
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PLANE_SURF => Registers.DSPBSURF,
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PS_CTRL_1 => Registers.PS_CTRL_1_B,
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PS_WIN_POS_1 => Registers.PS_WIN_POS_1_B,
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PS_WIN_SZ_1 => Registers.PS_WIN_SZ_1_B,
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PS_CTRL_2 => Registers.PS_CTRL_2_B,
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PS_WIN_SZ_2 => Registers.PS_WIN_SZ_2_B,
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WM_LINETIME => Registers.WM_LINETIME_B,
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PLANE_BUF_CFG => Registers.PLANE_BUF_CFG_1_B,
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PLANE_WM => PLANE_WM_Type'(
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Registers.PLANE_WM_1_B_0,
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Registers.PLANE_WM_1_B_1,
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Registers.PLANE_WM_1_B_2,
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Registers.PLANE_WM_1_B_3,
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Registers.PLANE_WM_1_B_4,
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Registers.PLANE_WM_1_B_5,
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Registers.PLANE_WM_1_B_6,
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Registers.PLANE_WM_1_B_7),
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CUR_BUF_CFG => Registers.CUR_BUF_CFG_B,
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CUR_WM => PLANE_WM_Type'(
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Registers.CUR_WM_B_0,
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Registers.CUR_WM_B_1,
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Registers.CUR_WM_B_2,
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Registers.CUR_WM_B_3,
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Registers.CUR_WM_B_4,
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Registers.CUR_WM_B_5,
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Registers.CUR_WM_B_6,
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Registers.CUR_WM_B_7)),
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Tertiary => Controller_Type'
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(Pipe => Tertiary,
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PIPESRC => Registers.PIPECSRC,
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PIPEMISC => Registers.PIPECMISC,
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PF_CTRL => Registers.PFC_CTL_1,
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PF_WIN_POS => Registers.PFC_WIN_POS,
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PF_WIN_SZ => Registers.PFC_WIN_SZ,
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DSPCNTR => Registers.DSPCCNTR,
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DSPLINOFF => Registers.DSPCLINOFF,
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DSPSTRIDE => Registers.DSPCSTRIDE,
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DSPSURF => Registers.DSPCSURF,
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DSPTILEOFF => Registers.DSPCTILEOFF,
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SPCNTR => Registers.SPCCNTR,
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PLANE_CTL => Registers.DSPCCNTR,
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PLANE_OFFSET => Registers.DSPCTILEOFF,
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PLANE_POS => Registers.PLANE_POS_1_C,
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PLANE_SIZE => Registers.PLANE_SIZE_1_C,
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PLANE_STRIDE => Registers.DSPCSTRIDE,
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PLANE_SURF => Registers.DSPCSURF,
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PS_CTRL_1 => Registers.PS_CTRL_1_C,
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PS_WIN_POS_1 => Registers.PS_WIN_POS_1_C,
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PS_WIN_SZ_1 => Registers.PS_WIN_SZ_1_C,
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PS_CTRL_2 => Registers.Invalid_Register,
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PS_WIN_SZ_2 => Registers.Invalid_Register,
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WM_LINETIME => Registers.WM_LINETIME_C,
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PLANE_BUF_CFG => Registers.PLANE_BUF_CFG_1_C,
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PLANE_WM => PLANE_WM_Type'(
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Registers.PLANE_WM_1_C_0,
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Registers.PLANE_WM_1_C_1,
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Registers.PLANE_WM_1_C_2,
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Registers.PLANE_WM_1_C_3,
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Registers.PLANE_WM_1_C_4,
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Registers.PLANE_WM_1_C_5,
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Registers.PLANE_WM_1_C_6,
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Registers.PLANE_WM_1_C_7),
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CUR_BUF_CFG => Registers.CUR_BUF_CFG_C,
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CUR_WM => PLANE_WM_Type'(
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Registers.CUR_WM_C_0,
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Registers.CUR_WM_C_1,
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Registers.CUR_WM_C_2,
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Registers.CUR_WM_C_3,
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Registers.CUR_WM_C_4,
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Registers.CUR_WM_C_5,
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Registers.CUR_WM_C_6,
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Registers.CUR_WM_C_7)));
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type Cursor_Regs is record
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CTL : Registers.Registers_Index;
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BASE : Registers.Registers_Index;
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POS : Registers.Registers_Index;
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FBC_CTL : Registers.Registers_Invalid_Index;
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end record;
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function Cursors (Pipe : Pipe_Index) return Cursor_Regs is
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(if not Config.Has_Ivybridge_Cursors then
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(if Pipe = Primary then
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(CTL => Registers.CURACNTR,
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BASE => Registers.CURABASE,
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POS => Registers.CURAPOS,
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FBC_CTL => Registers.Invalid_Register)
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else
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(CTL => Registers.CURBCNTR,
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BASE => Registers.CURBBASE,
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POS => Registers.CURBPOS,
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FBC_CTL => Registers.Invalid_Register))
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else
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(if Pipe = Primary then
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(CTL => Registers.CUR_CTL_A,
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BASE => Registers.CUR_BASE_A,
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POS => Registers.CUR_POS_A,
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FBC_CTL => Registers.CUR_FBC_CTL_A)
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elsif Pipe = Secondary then
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(CTL => Registers.CUR_CTL_B,
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BASE => Registers.CUR_BASE_B,
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POS => Registers.CUR_POS_B,
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FBC_CTL => Registers.CUR_FBC_CTL_B)
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else
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(CTL => Registers.CUR_CTL_C,
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BASE => Registers.CUR_BASE_C,
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POS => Registers.CUR_POS_C,
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FBC_CTL => Registers.CUR_FBC_CTL_C)));
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end HW.GFX.GMA.Pipe_Setup;
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