From: Lorenzo Bivens <izaki@belaska.us>
To: "9front@9front.org" <9front@9front.org>
Subject: [9front] [PATCH] Support for igfx on Celeron(R) 2957U
Date: Sat, 31 Jul 2021 04:40:35 +0000 [thread overview]
Message-ID: <CO1PR17MB517766016FDC107F2B17B083B6ED9@CO1PR17MB5177.namprd17.prod.outlook.com> (raw)
Hi,
After some tinkering I managed to get igfx working on this device. hw cursor works.
The only caveat is that I can only get video over hdmi... will revisit displayport later
3 files patched, patches ahead.
--- //.git/fs/object/84b77568cda98a21dd4f3403a94c56724fbd5b37/tree//lib/vgadb
+++ /lib/vgadb
@@ -437,6 +437,8 @@
vid=0x8086 did=0x2a42 # Intel 4 Series Mobile
vid=0x8086 did=0x0a16 # Intel 4th Gen Core (HD 4400)
vid=0x8086 did=0x0412 # Intel 4th Gen Core (HD 4600)
+ vid=0x8086 did=0x3185 # Intel 9.5th Gen Core (UHD 600)
+ vid=0x8086 did=0x0a06
link=vga
hwgc=igfxhwgc
ctlr=igfx linear=1
@@ -653,6 +655,7 @@
include=1280x1024i
multisync=1376x1024
include=1376x1024
+
#
--- //.git/fs/object/84b77568cda98a21dd4f3403a94c56724fbd5b37/tree//sys/src/9/pc/vgaigfx.c
+++ /sys/src/9/pc/vgaigfx.c
@@ -149,6 +149,7 @@
switch(scr->pci->did){
case 0x0412: /* Haswell HD Graphics 4600 */
case 0x0a16: /* Haswell HD Graphics 4400 */
+ case 0x0a06:
if(pipe > 3)
return nil;
if(pipe == 3)
--- //.git/fs/object/84b77568cda98a21dd4f3403a94c56724fbd5b37/tree//sys/src/cmd/aux/vga/igfx.c
+++ /sys/src/cmd/aux/vga/igfx.c
@@ -366,6 +366,8 @@
case 0x0a16: /* HD 4400 - 4th Gen Core (ULT) */
igfx->isult = 1;
/* wet floor */
+ case 0x0a06:
+ case 0x3185: /* UHD 600 - 9.5 Gen Core */
case 0x0412: /* HD 4600 - 4th Gen Core */
return TypeHSW;
case 0x0166: /* 3rd Gen Core - ThinkPad X230 */
Thanks!
next reply other threads:[~2021-07-31 10:14 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-31 4:40 Lorenzo Bivens [this message]
2021-07-31 11:51 ` cinap_lenrek
2021-07-31 19:48 ` Stuart Morrow
2021-08-02 5:23 ` Lorenzo Bivens
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