From: Tobias Platen <tplaten@posteo.de>
Date: Sat, 20 Nov 2021 15:16:37 +0000 (+0100)
Subject: fix pi_ld testcase
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=c4cdfbd31015f9fc2177bc2a2930854db36ec33e;p=soc.git

fix pi_ld testcase
---

diff --git a/src/soc/config/test/test_pi2ls.py b/src/soc/config/test/test_pi2ls.py
index b68e2b93..f29515f3 100644
--- a/src/soc/config/test/test_pi2ls.py
+++ b/src/soc/config/test/test_pi2ls.py
@@ -88,6 +88,13 @@ def pi_ld(port1, addr, datalen, msr_pr=0):
     yield port1.addr.ok.eq(1)  # set ok
     yield Settle()
     yield from wait_addr(port1)             # wait until addr ok
+    exc_happened = yield port1.exc_o.happened
+    if exc_happened:
+        print("print fast exception happened")
+        yield port1.is_ld_i.eq(0)  # end
+        yield port1.addr.ok.eq(0)  # set !ok
+        return 0, "fast"
+
     yield
     yield from wait_ldok(port1)             # wait until ld ok
     data = yield port1.ld.data
@@ -97,11 +104,11 @@ def pi_ld(port1, addr, datalen, msr_pr=0):
     yield port1.is_ld_i.eq(0)  # end
     yield port1.addr.ok.eq(0)  # set !ok
     if exc_happened:
-        return 0
+        return 0, "slow"
 
     yield from wait_busy(port1,debug="pi_ld_E") # wait while busy
 
-    return data
+    return data, None
 
 
 def pi_ldst(arg, dut, msr_pr=0):
diff --git a/src/soc/experiment/test/test_loadstore1.py b/src/soc/experiment/test/test_loadstore1.py
index b4cf3f80..062256c2 100644
--- a/src/soc/experiment/test/test_loadstore1.py
+++ b/src/soc/experiment/test/test_loadstore1.py
@@ -115,40 +115,44 @@ def _test_loadstore1(dut, mem):
     yield from pi_st(pi, addr, data, 8, msr_pr=1)
     yield
 
-    ld_data = yield from pi_ld(pi, addr, 8, msr_pr=1)
+    ld_data, exc = yield from pi_ld(pi, addr, 8, msr_pr=1)
     assert ld_data == 0xf553b658ba7e1f51
-    ld_data = yield from pi_ld(pi, addr, 8, msr_pr=1)
+    assert exc is None
+    ld_data, exc = yield from pi_ld(pi, addr, 8, msr_pr=1)
     assert ld_data == 0xf553b658ba7e1f51
+    assert exc is None
 
     print("do_dcbz ===============")
     yield from pi_st(pi, addr, data, 8, msr_pr=1, is_dcbz=1)
     print("done_dcbz ===============")
     yield
 
-    ld_data = yield from pi_ld(pi, addr, 8, msr_pr=1)
+    ld_data, exc = yield from pi_ld(pi, addr, 8, msr_pr=1)
     print("ld_data after dcbz")
     print(ld_data)
     assert ld_data == 0
+    assert exc is None
 
     if test_exceptions:
-        # causes next test to hang
         print("=== alignment error ===")
         addr = 0xFF100e0FF
-        ld_data = yield from pi_ld(pi, addr, 8, msr_pr=1)
+        ld_data, exc = yield from pi_ld(pi, addr, 8, msr_pr=1)
         alignment = yield pi.exc_o.alignment
         happened = yield pi.exc_o.happened
         dar = yield pi.dar_o
         assert(happened==1)
         assert(alignment==1)
         assert(dar==addr)
+        assert(exc=="fast")
         yield from wait_busy(pi, debug="pi_ld_E_alignment_error")
         # wait is only needed in case of in exception here
         print("=== alignment error test passed ===")
 
+    print("=== next ld test ===")
     addr = 0xFF100e000
-    ld_data = yield from pi_ld(pi, addr, 8, msr_pr=1)
-
-    yield
+    ld_data, exc = yield from pi_ld(pi, addr, 8, msr_pr=1)
+    print("ld_data",ld_data,exc)
+    print("=== done ===")
     stop = True
 
 def test_loadstore1():