From: Alan Cox <alan@linux.intel.com>
Date: Sat, 29 Sep 2018 22:03:13 +0000 (+0100)
Subject: z180: note a safe case
X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=1708fb374730f52ae8c6dd614fbacd1c619be858;p=FUZIX.git

z180: note a safe case
---

diff --git a/Kernel/dev/devrd_z180_hw.s b/Kernel/dev/devrd_z180_hw.s
index 2edd4a1a..fb9b8501 100644
--- a/Kernel/dev/devrd_z180_hw.s
+++ b/Kernel/dev/devrd_z180_hw.s
@@ -43,6 +43,7 @@ _devmem_go:
 ;=========================================================================
 ; _rd_page_copy - Copy data from one physical page to another
 ; See notes in devrd.h for input parameters
+; This code is Z180 specific so can safely use ld a,i
 ;=========================================================================
 _rd_platform_copy:
         ; save interrupt flag on stack then disable interrupts