[coreboot-gerrit] Change in libgfxinit[master]: gma: Move GTT constants into GMA.Config
Nico Huber (Code Review)
gerrit at coreboot.org
Mon Aug 21 12:54:10 CEST 2017
Nico Huber has submitted this change and it was merged. ( https://review.coreboot.org/20599 )
Change subject: gma: Move GTT constants into GMA.Config
......................................................................
gma: Move GTT constants into GMA.Config
Change-Id: Ie4b017f26b658c1818f90701089ce5d3171e4953
Signed-off-by: Nico Huber <nico.h at gmx.de>
Reviewed-on: https://review.coreboot.org/20599
Reviewed-by: Paul Menzel <paulepanter at users.sourceforge.net>
Reviewed-by: Arthur Heymans <arthur at aheymans.xyz>
---
M common/hw-gfx-gma-config.ads.template
M common/hw-gfx-gma-registers.adb
M common/hw-gfx-gma-registers.ads
3 files changed, 22 insertions(+), 23 deletions(-)
Approvals:
Nico Huber: Verified
Paul Menzel: Looks good to me, but someone else must approve
Arthur Heymans: Looks good to me, approved
diff --git a/common/hw-gfx-gma-config.ads.template b/common/hw-gfx-gma-config.ads.template
index f40054c..dea26b8 100644
--- a/common/hw-gfx-gma-config.ads.template
+++ b/common/hw-gfx-gma-config.ads.template
@@ -268,4 +268,20 @@
HDMI_Max_Clock_24bpp : constant Frequency_Type :=
(if CPU >= Haswell then 300_000_000 else 225_000_000);
+ ----------------------------------------------------------------------------
+
+ GTT_Offset : constant := (case CPU is
+ when Ironlake .. Haswell => 16#0020_0000#,
+ when Broadwell .. Skylake => 16#0080_0000#);
+
+ GTT_Size : constant := (case CPU is
+ when Ironlake .. Haswell => 16#0020_0000#,
+ -- Limit Broadwell to 4MiB to have a stable
+ -- interface (i.e. same number of entries):
+ when Broadwell .. Skylake => 16#0040_0000#);
+
+ GTT_PTE_Size : constant := (case CPU is
+ when Ironlake .. Haswell => 4,
+ when Broadwell .. Skylake => 8);
+
end HW.GFX.GMA.Config;
diff --git a/common/hw-gfx-gma-registers.adb b/common/hw-gfx-gma-registers.adb
index 3c4ad57..e240152 100644
--- a/common/hw-gfx-gma-registers.adb
+++ b/common/hw-gfx-gma-registers.adb
@@ -12,16 +12,15 @@
-- GNU General Public License for more details.
--
-with System.Storage_Elements;
-
with HW.Time;
with HW.MMIO_Range;
pragma Elaborate_All (HW.MMIO_Range);
+with HW.GFX.GMA.Config;
+
with HW.Debug;
with GNAT.Source_Info;
-use type System.Address;
use type HW.Word64;
package body HW.GFX.GMA.Registers
@@ -47,28 +46,13 @@
----------------------------------------------------------------------------
- GTT_Offset : constant := (case Config.CPU is
- when Ironlake .. Haswell => 16#0020_0000#,
- when Broadwell .. Skylake => 16#0080_0000#);
-
- GTT_Size : constant := (case Config.CPU is
- when Ironlake .. Haswell => 16#0020_0000#,
- -- Limit Broadwell to 4MiB to have a stable
- -- interface (i.e. same number of entries):
- when Broadwell .. Skylake => 16#0040_0000#);
-
- GTT_PTE_Size : constant := (case Config.CPU is
- when Ironlake .. Haswell => 4,
- when Broadwell .. Skylake => 8);
-
-
- type GTT_PTE_Type is mod 2 ** (GTT_PTE_Size * 8);
+ type GTT_PTE_Type is mod 2 ** (Config.GTT_PTE_Size * 8);
type GTT_Registers_Type is array (GTT_Range) of GTT_PTE_Type
with
Volatile_Components,
- Size => GTT_Size * 8;
+ Size => Config.GTT_Size * 8;
package GTT is new MMIO_Range
- (Base_Addr => Config.Default_MMIO_Base + GTT_Offset,
+ (Base_Addr => Config.Default_MMIO_Base + Config.GTT_Offset,
Element_T => GTT_PTE_Type,
Index_T => GTT_Range,
Array_T => GTT_Registers_Type);
@@ -310,7 +294,7 @@
is
begin
Regs.Set_Base_Address (Base);
- GTT.Set_Base_Address (Base + GTT_Offset);
+ GTT.Set_Base_Address (Base + Config.GTT_Offset);
end Set_Register_Base;
end HW.GFX.GMA.Registers;
diff --git a/common/hw-gfx-gma-registers.ads b/common/hw-gfx-gma-registers.ads
index f3825ea..e526417 100644
--- a/common/hw-gfx-gma-registers.ads
+++ b/common/hw-gfx-gma-registers.ads
@@ -14,7 +14,6 @@
with System;
with HW.GFX.GMA;
-with HW.GFX.GMA.Config;
private package HW.GFX.GMA.Registers
with
--
To view, visit https://review.coreboot.org/20599
To unsubscribe, visit https://review.coreboot.org/settings
Gerrit-Project: libgfxinit
Gerrit-Branch: master
Gerrit-MessageType: merged
Gerrit-Change-Id: Ie4b017f26b658c1818f90701089ce5d3171e4953
Gerrit-Change-Number: 20599
Gerrit-PatchSet: 3
Gerrit-Owner: Nico Huber <nico.h at gmx.de>
Gerrit-Reviewer: Arthur Heymans <arthur at aheymans.xyz>
Gerrit-Reviewer: Nico Huber <nico.h at gmx.de>
Gerrit-Reviewer: Paul Menzel <paulepanter at users.sourceforge.net>
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