Re: confguration minimale kernel pour sortie graphique

Le Thu, 15 Jun 2023 15:16:59 -0000 (UTC), Christophe PEREZ a écrit :

Faudrait-il forcément CONFIG_FB ? Et si oui, quoi sélectionner
obligatoirement dedans (dans la config kernel de la partie frame buffer)
?

C'était bien ça.
Suite à coupure de courant à cause de Bret, au redémarrage, j'ai bien
l'affichage, avec un diff sur le config du noyau :

# diff -u /boot/config-6.1.31-gentoo.old /boot/config-6.1.31-gentoo
--- /boot/config-6.1.31-gentoo.old      2023-05-31 13:52:50.000000000 -0400
+++ /boot/config-6.1.31-gentoo  2023-06-15 13:47:01.000000000 -0400
@@ -327,6 +327,7 @@
 CONFIG_HPET_EMULATE_RTC=y
 CONFIG_DMI=y
 # CONFIG_GART_IOMMU is not set
+CONFIG_BOOT_VESA_SUPPORT=y
 # CONFIG_MAXSMP is not set
 CONFIG_NR_CPUS_RANGE_BEGIN=2
 CONFIG_NR_CPUS_RANGE_END=512
@@ -1443,6 +1444,7 @@
 # CONFIG_DMI_SYSFS is not set
 CONFIG_DMI_SCAN_MACHINE_NON_EFI_FALLBACK=y
 # CONFIG_FW_CFG_SYSFS is not set
+CONFIG_SYSFB=y
 # CONFIG_SYSFB_SIMPLEFB is not set
 # CONFIG_GOOGLE_FIRMWARE is not set
 
@@ -2416,6 +2418,7 @@
 #
 # Graphics support
 #
+CONFIG_APERTURE_HELPERS=y
 CONFIG_AGP=y
 # CONFIG_AGP_AMD64 is not set
 CONFIG_AGP_INTEL=y
@@ -2433,7 +2436,61 @@
 #
 # Frame buffer Devices
 #
-# CONFIG_FB is not set
+CONFIG_FB_CMDLINE=y
+CONFIG_FB_NOTIFY=y
+CONFIG_FB=y
+# CONFIG_FIRMWARE_EDID is not set
+CONFIG_FB_CFB_FILLRECT=y
+CONFIG_FB_CFB_COPYAREA=y
+CONFIG_FB_CFB_IMAGEBLIT=y
+# CONFIG_FB_FOREIGN_ENDIAN is not set
+# CONFIG_FB_MODE_HELPERS is not set
+# CONFIG_FB_TILEBLITTING is not set
+
+#
+# Frame buffer hardware drivers
+#
+# CONFIG_FB_CIRRUS is not set
+# CONFIG_FB_PM2 is not set
+# CONFIG_FB_CYBER2000 is not set
+# CONFIG_FB_ARC is not set
+# CONFIG_FB_ASILIANT is not set
+# CONFIG_FB_IMSTT is not set
+# CONFIG_FB_VGA16 is not set
+# CONFIG_FB_UVESA is not set
+CONFIG_FB_VESA=y
+# CONFIG_FB_N411 is not set
+# CONFIG_FB_HGA is not set
+# CONFIG_FB_OPENCORES is not set
+# CONFIG_FB_S1D13XXX is not set
+# CONFIG_FB_NVIDIA is not set
+# CONFIG_FB_RIVA is not set
+# CONFIG_FB_I740 is not set
+# CONFIG_FB_LE80578 is not set
+# CONFIG_FB_MATROX is not set
+# CONFIG_FB_RADEON is not set
+# CONFIG_FB_ATY128 is not set
+# CONFIG_FB_ATY is not set
+# CONFIG_FB_S3 is not set
+# CONFIG_FB_SAVAGE is not set
+# CONFIG_FB_SIS is not set
+# CONFIG_FB_NEOMAGIC is not set
+# CONFIG_FB_KYRO is not set
+# CONFIG_FB_3DFX is not set
+# CONFIG_FB_VOODOO1 is not set
+# CONFIG_FB_VT8623 is not set
+# CONFIG_FB_TRIDENT is not set
+# CONFIG_FB_ARK is not set
+# CONFIG_FB_PM3 is not set
+# CONFIG_FB_CARMINE is not set
+# CONFIG_FB_SMSCUFX is not set
+# CONFIG_FB_UDL is not set
+# CONFIG_FB_IBM_GXT4500 is not set
+# CONFIG_FB_VIRTUAL is not set
+# CONFIG_FB_METRONOME is not set
+# CONFIG_FB_MB862XX is not set
+# CONFIG_FB_SIMPLE is not set
+# CONFIG_FB_SM712 is not set
 # end of Frame buffer Devices
 
 #
@@ -2450,7 +2507,10 @@
 CONFIG_DUMMY_CONSOLE=y
 CONFIG_DUMMY_CONSOLE_COLUMNS=80
 CONFIG_DUMMY_CONSOLE_ROWS=25
+# CONFIG_FRAMEBUFFER_CONSOLE is not set
 # end of Console display driver support
+
+# CONFIG_LOGO is not set
 # end of Graphics support
 
 CONFIG_SOUND=y

Sujet clos.