Attachment 129793 Details for Bug 97822 – diff between VBT dumps for BIOS and UEFI boots

diff between VBT dumps for BIOS and UEFI boots

i915_vbt.diff (text/plain), 4.53 KB, created by Jani Nikula on 2017-02-21 14:32:01 UTC

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Creator: Jani Nikula

Created: 2017-02-21 14:32:01 UTC

Size: 4.53 KB

patch

obsolete

>--- i915_vbt-bios.txt	2017-02-21 16:21:59.838221225 +0200
>+++ i915_vbt-uefi.txt	2017-02-21 16:22:10.558174588 +0200
>@@ -2,15 +2,15 @@
> 	VBT signature:		"$VBT SKYLAKE        "
> 	VBT version:		0x0064 (1.0)
> 	VBT header size:	0x0030 (48)
>-	VBT size:		0x0efa (3834)
>-	VBT checksum:		0x11
>+	VBT size:		0x0ef2 (3826)
>+	VBT checksum:		0xce
> 	BDB offset:		0x00000030 (48)
> 
> BDB header:
> 	BDB signature:		"BIOS_DATA_BLOCK "
>-	BDB version:		200
>+	BDB version:		197
> 	BDB header size:	0x0016 (22)
>-	BDB size:		0x0eca (3786)
>+	BDB size:		0x0ec1 (3777)
> 
> BDB blocks present:
> 	  1   2   3   6   7   8   9  10  12  13  17  18  20  26  27  28
>@@ -19,7 +19,7 @@
> BDB block 1 - General features block:
> 	Panel fitting: text & graphics
> 	Flexaim: yes
>-	Message: no
>+	Message: yes
> 	Clear screen: 0
> 	DVO color flip required: no
> 	External VBT: yes
>@@ -28,7 +28,7 @@
> 	Disable SSC on clone: no
> 	Underscan support for VGA timings: no
> 	Dynamic CD clock: no
>-	Hotplug support in VBIOS: yes
>+	Hotplug support in VBIOS: no
> 	Disable smooth vision: no
> 	Single DVI for CRT/DVI: no
> 	Enable 180 degree rotation: no
>@@ -54,12 +54,8 @@
> 	Child device size: 38
> 	EFP device info:
> 		Device handle: 0x0008 (LFP 1 (eDP))
>-		Device type: 0x78c6 (eDP)
>-			Power management
>-			Hotplug signaling
>+		Device type: 0x1806 (unknown)
> 			Internal connector
>-			Content protection
>-			High speel link
> 			DisplayPort output
> 			Digital output
> 		I2C speed: 0x00
>@@ -67,7 +63,7 @@
> 		DP ondock redriver: 0x00
> 		HDMI max data rate: 0x00
> 		HDMI level shifter value: 0x00
>-		Offset to DTD buffer for edidless EFP: 0x00
>+		Offset to DTD buffer for edidless EFP: 0x2000
> 		Dual pipe ganged eDP: no
> 		Compression method CPS: no
> 		Compression enable: no
>@@ -100,9 +96,9 @@
> 		Device class extendsion: 0x00
> 		DVO function: 0x00
> 		DP USB type C support: no
>-		2X DP GPIO index: 0x20
>+		2X DP GPIO index: 0x00
> 		2X DP GPIO pin number: 0x00
>-		IBoost level for HDMI: 0x00
>+		IBoost level for HDMI: 0x02
> 		IBoost level for DP/eDP: 0x00
> 	EFP device info:
> 		Device handle: 0x0004 (EFP 1 (HDMI/DVI/DP))
>@@ -117,10 +113,10 @@
> 			Digital output
> 		I2C speed: 0x10
> 		DP onboard redriver: 0x03
>-		DP ondock redriver: 0xf8
>-		HDMI max data rate: 0x01
>-		HDMI level shifter value: 0x02
>-		Offset to DTD buffer for edidless EFP: 0x00
>+		DP ondock redriver: 0x16
>+		HDMI max data rate: 0x00
>+		HDMI level shifter value: 0x07
>+		Offset to DTD buffer for edidless EFP: 0x2000
> 		Dual pipe ganged eDP: no
> 		Compression method CPS: no
> 		Compression enable: no
>@@ -153,7 +149,7 @@
> 		Device class extendsion: 0x00
> 		DVO function: 0x00
> 		DP USB type C support: no
>-		2X DP GPIO index: 0x20
>+		2X DP GPIO index: 0x00
> 		2X DP GPIO pin number: 0x00
> 		IBoost level for HDMI: 0x02
> 		IBoost level for DP/eDP: 0x00
>@@ -167,7 +163,7 @@
> BDB block 8 - Unknown, no decoding available:
> 
> BDB block 9 - PSR block:
>-	Panel 2 *
>+	Panel 0 *
> 		Full link: no
> 		Require AUX to wakeup: no
> 		Lines to wait before link standby: 0
>@@ -218,7 +214,7 @@
> BDB block 26 - Unknown, no decoding available:
> 
> BDB block 27 - eDP block:
>-	Panel 2 *
>+	Panel 0 *
> 		Power Sequence: T3 2000 T7 10 T9 2000 T10 500 T12 5000
> 		Panel color depth: 18 bpp
> 		eDP sDRRS MSA Delay: Lane 1
>@@ -228,17 +224,13 @@
> 			pre-emphasis: none
> 			vswing: 0.4V
> 		Stereo 3D feature: no
>-		T3 optimization: no
>+		T3 optimization: yes
> 		Vswing/preemphasis table selection: Default (400 mV)
> 		Fast link training: no
> 		DPCD 600h write required: no
> 		PWM delays:
> 			PWM on to backlight enable: 0
> 			Backlight disable to PWM off: 0
>-		Full link params provided: no
>-		Full link params:
>-			pre-emphasis: none
>-			vswing: 0.4V
> 
> BDB block 28 - Unknown, no decoding available:
> 
>@@ -247,7 +239,7 @@
> BDB block 32 - Unknown, no decoding available:
> 
> BDB block 40 - LVDS options block:
>-	Panel type: 2
>+	Panel type: 0
> 	LVDS EDID available: no
> 	Pixel dither: yes
> 	PFIT auto ratio: yes
>@@ -260,14 +252,14 @@
> 
> BDB block 42 - LVDS panel data block:
>   Number of entries: 19 (preferred block marked with '*')
>-*	panel type 02: 1920x1080 clock 133100000
>+*	panel type 00: 1920x1080 clock 143620000
> 		info:
> 		  LVDS: 0x00000300
> 		  PP_ON_DELAYS: 0x025807d0
> 		  PP_OFF_DELAYS: 0x01f407d0
> 		  PP_DIVISOR: 0x00270f05
>-		  PFIT: 0x38705480
>-		timings: 1920 1952 1980 2004 1080 1088 1092 1107 133100.00 (good)
>+		  PFIT: 0x38710080
>+		timings: 1920 2016 2080 2176 1080 1088 1092 1100 143620.00 (good)
> 
> BDB block 43 - Backlight info block:
> 	Inverter type: 2
>@@ -275,7 +267,7 @@
> 	    GPIO pins: 1
> 	  GMBUS speed: 1
> 	     PWM freq: 200
>-	Minimum brightness: 10
>+	Minimum brightness: 0
> 	I2C slave addr: 0x58
> 	I2C command: 0xaa
>

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Attachments on bug 97822: 126554 | 126841 | 126842 | 126843 | 126844 | 126846 | 126847 | 126848 | 127068 | 127069 | 127091 | 127106 | 127167 | 127221 | 127223 | 128434 | 128436 | 129023 | 129024 | 129025 | 129026 | 129027 | 129028 | 129790 | 129793

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