From: Alan Cox <alan@linux.intel.com>
Date: Sun, 10 Feb 2019 16:01:50 +0000 (+0000)
Subject: 8080: fix up bugs in the fork and copiers
X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=edfeefd32721a9bc604923dcc26ce78ca75a5d38;p=FUZIX.git

8080: fix up bugs in the fork and copiers

Task switching is still busted somewhere
---

diff --git a/Kernel/lib/8080fixedbank-core.s b/Kernel/lib/8080fixedbank-core.s
index bdff5b96..52db9f0e 100644
--- a/Kernel/lib/8080fixedbank-core.s
+++ b/Kernel/lib/8080fixedbank-core.s
@@ -233,6 +233,7 @@ _dofork:
 	!
 	!	Frame pointer
 	!
+	xchg			! return 0 in DE for child
 	pop b
 	ret
 
diff --git a/Kernel/lib/8080fixedbank.s b/Kernel/lib/8080fixedbank.s
index dfa57c00..63832f4a 100644
--- a/Kernel/lib/8080fixedbank.s
+++ b/Kernel/lib/8080fixedbank.s
@@ -8,35 +8,35 @@
 copy512:
 	mvi b,64
 copy8:
-	mov m,a
+	mov a,m
 	stax d
 	inx h
 	inx d
-	mov m,a
+	mov a,m
 	stax d
 	inx h
 	inx d
-	mov m,a
+	mov a,m
 	stax d
 	inx h
 	inx d
-	mov m,a
+	mov a,m
 	stax d
 	inx h
 	inx d
-	mov m,a
+	mov a,m
 	stax d
 	inx h
 	inx d
-	mov m,a
+	mov a,m
 	stax d
 	inx h
 	inx d
-	mov m,a
+	mov a,m
 	stax d
 	inx h
 	inx d
-	mov m,a
+	mov a,m
 	stax d
 	inx h
 	inx d