software/loadpzx: added `Makefile`

software/Makefile

@@ -32,7 +32,8 @@ SUBDIRS=\
  esxdos\
  iwconfig\
  joyconf\
- keymap
+ keymap\
+ loadpzx
 
 .PHONY: all
 all: build

software/loadpzx/.gitignore

@@ -0,0 +1,5 @@
+# SPDX-FileCopyrightText: 2021 Ivan Tatarinov <ivan-tat@ya.ru>
+#
+# SPDX-License-Identifier: CC0-1.0
+
+build

software/loadpzx/Makefile

@@ -0,0 +1,81 @@
+# SPDX-FileCopyrightText: 2021 Ivan Tatarinov <ivan-tat@ya.ru>
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+#
+# Supported environments:
+#   * GNU on Linux, FreeBSD etc.
+#   * GNU on Windows NT (using MinGW/MSYS/Cygwin/WSL)
+#
+# Build:
+#   make [<TARGET> ...]
+# Install / Uninstall:
+#   make [prefix=<PREFIX>] install | uninstall
+# Clean:
+#   make clean | distclean
+#
+# where:
+#   <TARGET> is one of values for `BINS' variable prefixed with "build/"
+#     (see target `all' below).
+#   <PREFIX> is a prefix directory to install files into.
+
+include ../../sdk/common.mk
+
+srcdir		= .
+# Use uppercase for FAT filesystem
+prefix		?= .
+exec_prefix	?= $(prefix)
+bindir		?= $(exec_prefix)/BIN
+
+INSTALL		?= install
+INSTALL_PROGRAM	?= $(INSTALL)
+RM		= rm -f
+
+BINS=\
+ LOADPZX
+
+CC = sdcc
+CFLAGS = -mz80 --reserve-regs-iy --opt-code-size --max-allocs-per-node 30000
+ESXDOS_ORG = 8192
+TMPS =
+
+.PHONY: all
+all: $(foreach t,$(BINS),build/$(t))
+
+build\
+$(DESTDIR)$(bindir):
+	mkdir -p $@
+
+build/loadpzx.ihx: $(srcdir)/loadpzx.c | build
+	$(CC) $(CFLAGS) --nostdlib --nostdinc --no-std-crt0 --code-loc $(ESXDOS_ORG) --data-loc 12288 -o $@ $<
+TMPS += $(foreach s,ihx asm lk lst map noi rel sym,build/loadpzx.$(s))
+
+build/loadpzx.bin: build/loadpzx.ihx
+	makebin -p $< $@
+TMPS += build/loadpzx.bin
+
+build/LOADPZX: build/loadpzx.bin
+	dd if=$< of=$@ bs=1 skip=$(ESXDOS_ORG) status=noxfer
+
+# $1 = target
+# No need in execution mode for FAT filesystem
+define install_bin_rule =
+$$(DESTDIR)$$(bindir)/$1: build/$1 | $$(DESTDIR)$$(bindir)
+	$$(INSTALL_PROGRAM) -m 644 $$< $$@
+endef
+
+$(foreach t,$(BINS),$(eval $(call install_bin_rule,$(t))))
+
+.PHONY: install
+install: $(foreach t,$(BINS),$(DESTDIR)$(bindir)/$(t))
+
+.PHONY: uninstall
+uninstall:
+	$(RM) $(foreach t,$(BINS),$(DESTDIR)$(bindir)/$(t))
+
+.PHONY: clean
+clean:
+	rm -f $(TMPS) $(foreach t,$(BINS),build/$(t))
+
+.PHONY: distclean
+distclean:
+	rm -rf build