From e1bc7d1efade239c47a0fdb767c23e5b21988ddf Mon Sep 17 00:00:00 2001
From: David Banks <dave@hoglet.com>
Date: Mon, 11 Nov 2019 11:32:58 +0000
Subject: [PATCH] Firmware: dis now allows an end address

Change-Id: Ie248760a48d6c7ed98770c947560961d23cfaccb
---
 firmware/AtomBusMon.c | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/firmware/AtomBusMon.c b/firmware/AtomBusMon.c
index fc4651c..19976e6 100644
--- a/firmware/AtomBusMon.c
+++ b/firmware/AtomBusMon.c
@@ -1201,12 +1201,16 @@ void doCmdReset(char *params) {
 // doCmdRegs is now in regs<cpu>.c
 
 void doCmdDis(char *params) {
-  uint8_t i;
-  sscanf(params, "%x", &memAddr);
+  uint8_t i = 0;
+  addr_t startAddr = memAddr;
+  addr_t endAddr = 0;
+  sscanf(params, "%x %x", &startAddr, &endAddr);
+  memAddr = startAddr;
   loadAddr(memAddr);
-  for (i = 0; i < 10; i++) {
+  do {
     memAddr = disassemble(memAddr);
-  }
+    i++;
+  } while ((!endAddr && i < 10) || (endAddr && memAddr > startAddr && memAddr <= endAddr));
 }
 
 void doCmdFill(char *params) {