From c9ead39bcd0ff7bcc3c43e5d059a20bcd27e0c78 Mon Sep 17 00:00:00 2001
From: "Wesley W. Terpstra" <w.terpstra@gsi.de>
Date: Fri, 10 Feb 2012 08:56:59 +0000
Subject: [PATCH] Test address compaction of writes
---
api/v2/test/loopback.cpp | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/api/v2/test/loopback.cpp b/api/v2/test/loopback.cpp
index 4beb89c..14d2fb8 100644
--- a/api/v2/test/loopback.cpp
+++ b/api/v2/test/loopback.cpp
@@ -71,13 +71,13 @@ struct Record {
Record::Record()
: address(random()),
data(random()) {
+ static address_t prev = 0;
long seed = random();
address = (address << 1) | (seed&1);
seed >>= 1;
data = (data << 1) | (seed&1);
seed >>= 1;
- // !!! make it likely to do fifo/seq
switch (seed & 3) {
case 0: type = READ_BUS; break;
@@ -101,6 +101,13 @@ Record::Record()
} else {
error = (address & 3) == 1;
}
+
+ /* Introduce a high chance for FIFO/seq access */
+ if ((seed&3) != 3 && (type == WRITE_BUS || type == WRITE_CFG)) {
+ address = prev & 0x7FFF;
+ } else {
+ prev = address;
+ }
}
list<Record> expect;
@@ -240,7 +247,7 @@ void test_query(Device device, int len, int requests) {
++serial;
#if 0
- if (serial == 128854) {
+ if (serial == 13043) {
printf("Enabling debug\n");
loud = true;
}
--
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