From ce6b1ef14dfa506b8eb56fba270056ddbaecaf73 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Paul=20H=C3=A4nsch?= <paul@plutz.net>
Date: Mon, 21 Sep 2020 17:49:19 +0200
Subject: [PATCH 1/1] allow rpi video memory selction, automatically choose rpi
 initrd

---
 modules/default.mk | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/modules/default.mk b/modules/default.mk
index 171f531..e8e4fd1 100644
--- a/modules/default.mk
+++ b/modules/default.mk
@@ -17,10 +17,14 @@ keyboard-configuration	keyboard-configuration/model	select	Generic 105-key (Intl
 keyboard-configuration	keyboard-configuration/variant	select	English (US) - English (Macintosh)
 endef
 
+ifndef rpivmem
+  rpivmem := 128
+endif
+
 define RPICONFIG :=
 ${RPICONFIG}
 
-dtoverlay=vc4-fkms-v3d,cma-256
+dtoverlay=vc4-fkms-v3d,cma-${rpivmem}
 endef
 
 .PHONY: _debconf_selections _raspberry_config _keyboard
@@ -43,8 +47,8 @@ _raspberry_config: ${CFGROOT}
 
 _raspberry_initrd: ${CFGROOT}
 	printf '${fstype}\n' >>"$${CFGROOT}/etc/initramfs-tools/modules"
-	k="${kernel}"; \
-	[ "$$k" ] || k="$$(echo "$${CFGROOT}"/lib/modules/*-v7+)"; \
+	k="$$(printf '%s\n' "$${CFGROOT}"/lib/modules/* |sed 's;^.*/;;; /-/d')"; \
+	[ "${kernel}" ] && k="${kernel}"; \
 	chroot $${CFGROOT} update-initramfs -c -k "$${k##*/}"; \
 	printf 'initramfs initrd.img-%s\n' "$${k##*/}" >>"$${CFGROOT}/boot/config.txt"
 
-- 
2.39.2