From: Alan Cox <alan@linux.intel.com>
Date: Sun, 9 Dec 2018 00:52:45 +0000 (+0000)
Subject: sc108: note a bug
X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=ab60de6d72d09efbda85aaddba715558272bf629;p=FUZIX.git

sc108: note a bug
---

diff --git a/Kernel/platform-sc108/sc108.s b/Kernel/platform-sc108/sc108.s
index f7ed1f21..33e65aa2 100644
--- a/Kernel/platform-sc108/sc108.s
+++ b/Kernel/platform-sc108/sc108.s
@@ -457,11 +457,11 @@ syscall_high:
 	    ld h,13(ix)
 	    pop ix
 	    di
+	    ; BUG: syscall corrupts AF' - should we just define some
+	    ; alt register corruptors for new API - would be sanest fix
 	    ex af, af'		; Ick - find a better way to do this bit !
-	    push af
 	    ld a,#1
 	    out (0x38),a
-	    pop af
 	    ex af,af'
 	    ; Stack now invalid
 	    ld (U_DATA__U_SYSCALL_SP),sp