From 9ba3c3798c7448acb94ff47445e45f72e55f79ba Mon Sep 17 00:00:00 2001
From: Alan Cox <alan@linux.intel.com>
Date: Fri, 10 Aug 2018 22:23:54 +0100
Subject: [PATCH] trs80m1: build the IDE layer for this machine

---
 Kernel/platform-trs80m1/Makefile       | 14 ++++++++++++--
 Kernel/platform-trs80m1/platform_ide.h | 10 ++++++++++
 2 files changed, 22 insertions(+), 2 deletions(-)
 create mode 100644 Kernel/platform-trs80m1/platform_ide.h

diff --git a/Kernel/platform-trs80m1/Makefile b/Kernel/platform-trs80m1/Makefile
index 00ebc58e..fef41e35 100644
--- a/Kernel/platform-trs80m1/Makefile
+++ b/Kernel/platform-trs80m1/Makefile
@@ -4,7 +4,7 @@ DISCARD_CSRCS = discard.c devhd_discard.c
 NSRCS = ../dev/net/net_native.c
 
 ASRCS = trs80.s trs80-bank.s crt0.s vtsupport.s
-ASRCS += tricks.s commonmem.s floppy.s floppy3.s stringy.s
+ASRCS += tricks.s commonmem.s floppy.s floppy3.s stringy.s ide.s
 
 # buffers.c must be in CODE2, direct users are more convenient there as
 # the asm helpers then can avoid another switch
@@ -12,14 +12,18 @@ C2SRCS = buffers.c devfd.c devfd3.c devhd.c
 # And these so CODE1 is under 32K
 C2SRCS += devices.c main.c devstringy.c devinput.c
 C2SRCS += devlpr.c devtty.c devgfx.c
+DSRCS = ../dev/blkdev.c ../dev/devide.c ../dev/mbr.c
+DISCARD_DSRCS = ../dev/devide_discard.c
 
 
 COBJS = $(CSRCS:.c=.rel)
 C2OBJS = $(C2SRCS:.c=.rel)
+DOBJS = $(patsubst ../dev/%.c,%.rel, $(DSRCS))
 AOBJS = $(ASRCS:.s=.rel)
 NOBJS = $(patsubst ../dev/net/%.c,%.rel, $(NSRCS))
 DISCARD_COBJS = $(DISCARD_CSRCS:.c=.rel)
-OBJS  = $(COBJS) $(C2OBJS) $(AOBJS) $(DISCARD_COBJS) $(DOBJS) $(NOBJS)
+DISCARD_DOBJS = $(patsubst ../dev/%.c,%.rel, $(DISCARD_DSRCS))
+OBJS  = $(COBJS) $(C2OBJS) $(AOBJS) $(DISCARD_COBJS) $(DOBJS) $(DISCARD_DOBJS) $(NOBJS)
 
 CROSS_CCOPTS += -I../dev/
 
@@ -39,6 +43,12 @@ $(AOBJS): %.rel: %.s
 $(DISCARD_COBJS): %.rel: %.c
 	$(CROSS_CC) $(CROSS_CCOPTS) $(CROSS_CC_SEGDISC) -c $<
 
+$(DOBJS): %.rel: ../dev/%.c
+	$(CROSS_CC) $(CROSS_CCOPTS) $(CROSS_CC_SEG2) -c $<
+
+$(DISCARD_DOBJS): %.rel: ../dev/%.c
+	$(CROSS_CC) $(CROSS_CCOPTS) $(CROSS_CC_SEGDISC) -c $<
+
 $(NOBJS): %.rel: ../dev/net/%.c
 	$(CROSS_CC) $(CROSS_CCOPTS) $(CROSS_CC_SEG2) -c $<
 
diff --git a/Kernel/platform-trs80m1/platform_ide.h b/Kernel/platform-trs80m1/platform_ide.h
new file mode 100644
index 00000000..70d3efda
--- /dev/null
+++ b/Kernel/platform-trs80m1/platform_ide.h
@@ -0,0 +1,10 @@
+#define IDE_DRIVE_COUNT	4
+#define IDE_REG_CS1_BASE	0x40
+#define IDE_8BIT_ONLY
+
+#define ide_select(x)
+#define ide_deselect()
+
+/* The transfer isn't non standard but the banked memory requirements are */
+
+#define IDE_NONSTANDARD_XFER
-- 
2.34.1