From cf589dacb393936208d3ae3bddb756a1b2e5111d Mon Sep 17 00:00:00 2001
From: Alan Cox <alan@linux.intel.com>
Date: Wed, 16 May 2018 22:47:31 +0100
Subject: [PATCH] trs80: adjust crt0 so we reclaim all memory between buffers
 and common

Previously we just clawed back discard, now we use all the space left over
---
 Kernel/platform-trs80/crt0.s | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/Kernel/platform-trs80/crt0.s b/Kernel/platform-trs80/crt0.s
index 722a72be..dc830672 100644
--- a/Kernel/platform-trs80/crt0.s
+++ b/Kernel/platform-trs80/crt0.s
@@ -70,6 +70,11 @@ start:
 		ld bc, #l__BUFFERS - 1
 		ld (hl), #0
 		ldir
+		ld hl,#s__COMMONMEM
+		ld de,#s__DISCARD
+		or a
+		sbc hl,de
+		ld (_discard_size),hl
 		call init_early
 		call init_hardware
 		call _fuzix_main
@@ -79,4 +84,4 @@ stop:		halt
 
 		.area _DISCARD
 _discard_size:
-		.dw l__DISCARD
+		.dw 0
-- 
2.34.1