refactor common parts into inc/ch375.h and add win9x, linux drivers

1 files changed, 66 insertions, 0 deletions

diff --git a/dos/makefile b/dos/makefile
new file mode 100644
index 0000000..aa328c2
--- /dev/null
+++ b/dos/makefile
@@ -0,0 +1,66 @@
+#!/usr/bin/env wmake
+
+# Debug Settings
+!ifeq debug 1
+# Dump debug log to serial port, 0x3F8 UART (COM1)
+debug_cflags = -DENABLE_DLOG=1 -DDLOG_TARGET=DLOG_TARGET_SERIAL -DDLOG_TARGET_PORT=0x3F8
+!endif
+
+# All binaries to build
+bins = chudisk.sys chud.exe utest.exe
+
+# Object files for chudisk
+chudisk_objs = chudisk.obj chudinit.obj cio.obj
+
+# Compiler arguments for DOS
+dos_cflags = -bt=dos -i=../inc -3 -ms -osi -ox -w3 -wcd=202 $(debug_cflags)
+# -ms to use small memory model (this assumes ss == ds)
+# -osi to optimize for size, put intrinsics inline (to avoid runtime calls)
+# -ox extra optimization (impact is not very big)
+# -w3 enables warnings
+# -wcd=202 disables the unreferenced function warning (e.g., for inline functions in headers)
+
+# Compiler arguments for the DOS drivers
+dosdrv_cflags = $(dos_cflags) -zu -s -g=DGROUP
+# -zu since ss != ds in the driver
+# -s to disable stack checks, since it inserts calls to the runtime
+# -g=DGROUP put everything into the same segment
+
+# Full compiler command lines
+compile_dos = *wcc -fo=$^@ $(dos_cflags) $[@
+compile_dosdrv = *wcc -fo=$^@ $(dosdrv_cflags) $[@
+
+# Object files
+
+.BEFORE:
+	# We need DOS and Windows headers, not host platform's
+	set include=$(%watcom)/h/win;$(%watcom)/h
+
+all: $(bins) .SYMBOLIC
+
+chudisk.sys: chudisk.lnk $(chudisk_objs) .AUTODEPEND
+	*wlink @$[@ name $@ file { $(chudisk_objs) }
+
+chudisk.obj: chudisk.c .AUTODEPEND
+	$(compile_dosdrv)
+
+chudinit.obj: chudinit.c .AUTODEPEND
+	$(compile_dosdrv)
+
+cio.obj: cio.c .AUTODEPEND
+	$(compile_dosdrv)
+
+chud.exe: chud.obj .AUTODEPEND
+	*wlink name $@ system dos file { chud.obj }
+
+chud.obj: chud.c .AUTODEPEND
+	$(compile_dos)
+
+utest.exe: utest.obj .AUTODEPEND
+	*wlink system dos name $@ file { utest.obj }
+
+utest.obj: utest.c .AUTODEPEND
+	$(compile_dos)
+
+clean: .SYMBOLIC
+	rm -f $(bins) *.obj