From c549478ca58dbcbde1c1f8b5c3c6dcaafcafadae Mon Sep 17 00:00:00 2001
From: Philippe Teuwen <phil@teuwen.org>
Date: Thu, 5 Nov 2020 02:32:41 +0100
Subject: [PATCH] Allow to specify 256k platforms

---
 common_arm/Makefile.hal | 6 ++++++
 recovery/Makefile       | 8 ++++++++
 2 files changed, 14 insertions(+)

diff --git a/common_arm/Makefile.hal b/common_arm/Makefile.hal
index 5b327a951..3855360b4 100644
--- a/common_arm/Makefile.hal
+++ b/common_arm/Makefile.hal
@@ -133,6 +133,10 @@ ifeq (,$(PLATFORM_DEFS_INFO_STANDALONE))
     PLATFORM_DEFS_INFO_STANDALONE = No standalone mode selected
 endif
 
+ifeq ($(PLATFORM_SIZE),)
+    PLATFORM_SIZE=512
+endif
+
 PLATFORM_CHANGED=false
 ifneq ($(PLATFORM), $(CACHED_PLATFORM))
     PLATFORM_CHANGED=true
@@ -145,6 +149,7 @@ endif
 export PLATFORM
 export PLATFORM_EXTRAS
 export PLATFORM_EXTRAS_INFO
+export PLATFORM_SIZE
 export PLTNAME
 export PLATFORM_DEFS
 export PLATFORM_DEFS_INFO
@@ -154,6 +159,7 @@ export PLATFORM_CHANGED
 $(info ===================================================================)
 $(info Platform name:     $(PLTNAME))
 $(info PLATFORM:          $(PLATFORM))
+$(info PLATFORM_SIZE:     $(PLATFORM_SIZE))
 $(info Platform extras:   $(PLATFORM_EXTRAS_INFO))
 $(info Included options:  $(PLATFORM_DEFS_INFO))
 $(info Standalone mode:   $(PLATFORM_DEFS_INFO_STANDALONE))
diff --git a/recovery/Makefile b/recovery/Makefile
index 2bfd1475f..1ef142eda 100644
--- a/recovery/Makefile
+++ b/recovery/Makefile
@@ -6,10 +6,18 @@ ifneq (,$(FWTAG))
 else
     INSTALLFWTAG = $(notdir $(INSTALLFW))
 endif
+FWMAXSIZE = $(shell echo $$(($(PLATFORM_SIZE)*1024)))
 
 BINS = bootrom.bin fullimage.bin $(INSTALLFW)
 
 all: $(BINS)
+	@FWSIZE=$$(stat -c "%s" $(INSTALLFW));\
+	if [ $$FWSIZE -gt $(FWMAXSIZE) ]; then \
+		echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"; \
+	    echo "ERROR: Firmware image too large for your platform! $$FWSIZE > $(FWMAXSIZE)"; \
+		echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"; \
+		exit 1; \
+	fi
 
 bootrom.bin: ../bootrom/obj/bootrom.elf
 	$(info [=] GEN $@)