diff mbox series

[4/6] fake.dts: Add more targets for testing

Message ID 20180525045240.24196-5-amitay@ozlabs.org
State Superseded
Headers show
Series Overhaul target selection | expand

Commit Message

Amitay Isaacs May 25, 2018, 4:52 a.m. UTC 
The number of targets (pib/core/thread) can be changed easily by
changing the arguments to dump_fsi() macro.

The targets have unique addresses, so can be used for testing
range-checking (if any) for getscom/putscom operations.

Signed-off-by: Amitay Isaacs <amitay@ozlabs.org>
---
 fake.dts.m4 | 121 ++++++++++++++++++++++++++++++++++++++++++++--------
 1 file changed, 103 insertions(+), 18 deletions(-)
diff mbox series

Patch

diff --git a/fake.dts.m4 b/fake.dts.m4
index 56bf35e..4c6c145 100644
--- a/fake.dts.m4
+++ b/fake.dts.m4
@@ -1,22 +1,107 @@ 
+dnl
+dnl forloop([var], [start], [end], [iterator])
+dnl
+divert(`-1')
+define(`forloop', `pushdef(`$1', `$2')_forloop($@)popdef(`$1')')
+define(`_forloop',
+       `$4`'ifelse($1, `$3', `', `define(`$1', incr($1))$0($@)')')
+
+dnl
+dnl dump_thread([index])
+dnl
+define(`dump_thread',
+`
+          thread@$1 {
+            #address-cells = <0x0>;
+            #size-cells = <0x0>;
+            compatible = "ibm,fake-thread";
+            reg = <0x$1 0x0>;
+            index = <0x$1>;
+          };
+')dnl
+
+dnl
+dnl dump_core_pre([index], [addr])
+dnl
+define(`dump_core_pre',
+`
+        core@$2 {
+          #address-cells = <0x1>;
+          #size-cells = <0x1>;
+          compatible = "ibm,fake-core";
+          reg = <0x$2 0x0>;
+          index = <0x$1>;')
+
+dnl
+dnl dump_core_post()
+dnl
+define(`dump_core_post', `        };
+')dnl
+
+dnl
+dnl dump_core([index], [addr], [num_threads])
+dnl
+define(`dump_core',
+`dump_core_pre(`$1', `$2')
+forloop(`i', `0', eval(`$3-1'), `dump_thread(i)')
+dump_core_post()')
+
+dnl
+dnl dump_processor_pre([index], [addr])
+dnl
+define(`dump_processor_pre',
+`
+      pib@$2 {
+        #address-cells = <0x1>;
+        #size-cells = <0x1>;
+        compatible = "ibm,fake-pib";
+        reg = <0x$2 0x0>;
+        index = <0x$1>;')
+
+dnl
+dnl dump_processor_post()
+dnl
+define(`dump_processor_post', `      };
+')dnl
+
+dnl
+dnl dump_processor([index], [addr], [num_cores], [num_threads])
+dnl
+define(`dump_processor',dnl
+`dump_processor_pre(`$1', `$2')
+forloop(`i', `0', eval(`$3-1'), `dump_core(i, eval($2+(i+1)*10), $4)')
+dump_processor_post()')
+
+dnl
+dnl dump_fsi_pre([index], [addr])
+dnl
+define(`dump_fsi_pre',
+`
+    fsi@$2 {
+      #address-cells = <0x1>;
+      #size-cells = <0x1>;
+      compatible = "ibm,fake-fsi";
+      reg = <0x$2 0x0>;
+      index = <0x$1>;')
+
+dnl
+dnl dump_fsi_post()
+dnl
+define(`dump_fsi_post', `    };')
+
+dnl
+dnl dump_fsi([index], [addr], [num_processors], [num_cores], [num_threads])
+dnl
+define(`dump_fsi',
+`dump_fsi_pre(`$1', `$2')
+forloop(`i', `0', eval(`$3-1'), `dump_processor(i, eval(10000+i*1000), $4, $5)')
+dump_fsi_post()')
+divert`'dnl
+
 /dts-v1/;
 
 / {
-	#address-cells = <0x1>;
-	#size-cells = <0x0>;
-
-	fsi@0 {
-		#address-cells = <0x2>;
-		#size-cells = <0x1>;
-		compatible = "ibm,fake-fsi";
-		reg = <0x0 0x0 0x0>;
-
-		index = <0x0>;
-		status = "mustexist";
-
-		pib@0 {
-			compatible = "ibm,fake-pib";
-			reg = <0x0 0x0 0x0>;
-			index = <0x0>;
-		};
-	};
+    #address-cells = <0x1>;
+    #size-cells = <0x1>;
+dump_fsi(0, 0, 8, 4, 2)
 };