Add a few more coherency tests

SpinalHDL · Oct 11, 2023 · ed57ccb · ed57ccb
1 parent d803c21
commit ed57ccb
Show file tree

Hide file tree

Showing 8 changed files with 1,411 additions and 1 deletion.
diff --git a/baremetal/coherency/src/crt.S b/baremetal/coherency/src/crt.S
@@ -47,6 +47,30 @@ _start:
 //r   -> iow  : OK
 
 
+
+//Test amo with random timings
+  li REPEAT_COUNTER, 1000
+  la PTR, sharedE
+test_amo_delayed:
+  amoadd.w  x2,x1,(PTR)
+
+//Random delay
+  la x1, RANDOM
+  lw x1, 0(x1)
+  andi x1, x1, 0xF
+  addi x1, x1, 1
+  mul x1, x1, x1
+1:
+  addi x1, x1, -1
+  nop
+  bnez x1, 1b
+
+  addi REPEAT_COUNTER, REPEAT_COUNTER, -1
+  bnez REPEAT_COUNTER, test_amo_delayed
+
+
+
+
 // check if a lr.w pulling could lockup other thread from using a block
 test_lrsc_lockup:
   li REPEAT_COUNTER, 100
@@ -239,6 +263,9 @@ sharedC:
 sharedD:
     .word 0x0
     .word 0x0
+sharedE:
+    .word 0x0
+    .word 0x0
 lrsc_lockup_data:
     .word 0x0
 .align 12

diff --git a/baremetal/coherency_burst/.gitignore b/baremetal/coherency_burst/.gitignore
@@ -0,0 +1 @@
+build
diff --git a/baremetal/coherency_burst/makefile b/baremetal/coherency_burst/makefile
@@ -0,0 +1,3 @@
+PROJ_NAME=coherency_burst
+
+include ../common/asm.mk