From 30a1dcad3c515013bc083b3660f1ab23e4036e37 Mon Sep 17 00:00:00 2001
From: Simon Glass <sjg@chromium.org>
Date: Thu, 14 Jan 2016 18:10:35 -0700
Subject: [PATCH] Makefile: Add rules to build in .ttf files

Add rules to allow TrueType files to be compiled into U-Boot for use on
the video console.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
---
 scripts/Makefile.lib | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index 1644f8c48d..ad1d9b5d7d 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -300,6 +300,27 @@ $(obj)/%.dtb: $(src)/%.dts FORCE
 
 dtc-tmp = $(subst $(comma),_,$(dot-target).dts.tmp)
 
+# Fonts
+# ---------------------------------------------------------------------------
+
+# Generate an assembly file to wrap the font data
+quiet_cmd_S_ttf= TTF     $@
+# Modified for U-Boot
+cmd_S_ttf=						\
+(							\
+	echo '.section .rodata.ttf.init,"a"';		\
+	echo '.balign 16';				\
+	echo '.global __ttf_$(*F)_begin';		\
+	echo '__ttf_$(*F)_begin:';			\
+	echo '.incbin "$<" ';				\
+	echo '__ttf_$(*F)_end:';			\
+	echo '.global __ttf_$(*F)_end';			\
+	echo '.balign 16';				\
+) > $@
+
+$(obj)/%.S: $(src)/%.ttf
+	$(call cmd,S_ttf)
+
 # ACPI
 # ---------------------------------------------------------------------------
 quiet_cmd_acpi_c_asl= ASL     $@
-- 
2.39.5