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Platforms/RaspberryPi: Fix incorrect display resolution

Browse Source 
Fix https://github.com/pftf/RPi4/issues/100 by swapping RPi DisplayDxe
resolution settings for 640x480 and 800x600, which were incorrectly
mapped to the settings shown in the Setup configuration variable.

Signed-off-by: Samer El-Haj-Mahmoud <samer.el-haj-mahmoud@arm.com>
Reviewed-by: Pete Batard <pete@akeo.ie>
Reviewed-by: Andrei Warkentin <awarkentin@vmware.com>
This commit is contained in:
Samer El-Haj-Mahmoud
2020-09-29 13:48:30 -04:00
committed by Ard Biesheuvel
parent aa0803917a
commit 38c387d2da
3 changed files with 5 additions and 5 deletions
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2
Platform/RaspberryPi/Include/ConfigVars.h
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@@ -19,8 +19,8 @@ typedef struct {
*
* 800x600, 640x480, 1024x768, 720p, 1080p, native.
*/
UINT8 v640 : 1;
UINT8 v800 : 1;
UINT8 v640 : 1;
UINT8 v1024 : 1;
UINT8 v720p : 1;
UINT8 v1080p : 1;

4
Platform/RaspberryPi/RPi3/Readme.md
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@@ -226,8 +226,8 @@ UEFI Setting | NAME | VALUE
CPU Clock | `CpuClock` | Low = `0x00000000`<br> Default = `0x00000001` (default)<br> Max = `0x00000002`<br> Custom = `0x00000003`
CPU Clock Rate (MHz) | `CustomCpuClock` | Hex numeric value, 4-bytes<br> (e.g. `0x000005DC` for 1500 MHz)
**Display Configuration** |
Virtual 640x480 | `DisplayEnableScaledVModes` | Checked = Bit 0 set (i.e. `<DisplayEnableScaledVModes> \| 0x01`)
Virtual 800x600 | `DisplayEnableScaledVModes` | Checked = Bit 1 set (i.e. `<DisplayEnableScaledVModes> \| 0x02`)
Virtual 640x480 | `DisplayEnableScaledVModes` | Checked = Bit 1 set (i.e. `<DisplayEnableScaledVModes> \| 0x02`)
Virtual 800x600 | `DisplayEnableScaledVModes` | Checked = Bit 0 set (i.e. `<DisplayEnableScaledVModes> \| 0x01`)
Virtual 1024x768 | `DisplayEnableScaledVModes` | Checked = Bit 2 set (i.e. `<DisplayEnableScaledVModes> \| 0x04`)
Virtual 720p | `DisplayEnableScaledVModes` | Checked = Bit 3 set (i.e. `<DisplayEnableScaledVModes> \| 0x08`)
Virtual 1080p | `DisplayEnableScaledVModes` | Checked = Bit 4 set (i.e. `<DisplayEnableScaledVModes> \| 0x10`)

4
Platform/RaspberryPi/RPi4/Readme.md
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@@ -169,8 +169,8 @@ UEFI Setting | NAME | VALUE
CPU Clock | `CpuClock` | Low = `0x00000000`<br> Default = `0x00000001` (default)<br> Max = `0x00000002`<br> Custom = `0x00000003`
CPU Clock Rate (MHz) | `CustomCpuClock` | Hex numeric value, 4-bytes<br> (e.g. `0x000005DC` for 1500 MHz)
**Display Configuration** |
Virtual 640x480 | `DisplayEnableScaledVModes` | Checked = Bit 0 set (i.e. `<DisplayEnableScaledVModes> \| 0x01`)
Virtual 800x600 | `DisplayEnableScaledVModes` | Checked = Bit 1 set (i.e. `<DisplayEnableScaledVModes> \| 0x02`)
Virtual 640x480 | `DisplayEnableScaledVModes` | Checked = Bit 1 set (i.e. `<DisplayEnableScaledVModes> \| 0x02`)
Virtual 800x600 | `DisplayEnableScaledVModes` | Checked = Bit 0 set (i.e. `<DisplayEnableScaledVModes> \| 0x01`)
Virtual 1024x768 | `DisplayEnableScaledVModes` | Checked = Bit 2 set (i.e. `<DisplayEnableScaledVModes> \| 0x04`)
Virtual 720p | `DisplayEnableScaledVModes` | Checked = Bit 3 set (i.e. `<DisplayEnableScaledVModes> \| 0x08`)
Virtual 1080p | `DisplayEnableScaledVModes` | Checked = Bit 4 set (i.e. `<DisplayEnableScaledVModes> \| 0x10`)