From af1a266670d040d2f4083ff309d732d648afba2a Mon Sep 17 00:00:00 2001
From: Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com>
Date: Tue, 10 Oct 2023 14:33:42 +0000
Subject: Add submodule dependency files
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
---
roms/skiboot/core/test/run-buddy.c | 73 ++++++++++++++++++++++++++++++++++++++
1 file changed, 73 insertions(+)
create mode 100644 roms/skiboot/core/test/run-buddy.c
(limited to 'roms/skiboot/core/test/run-buddy.c')
diff --git a/roms/skiboot/core/test/run-buddy.c b/roms/skiboot/core/test/run-buddy.c
new file mode 100644
index 000000000..8ae26cb6c
--- /dev/null
+++ b/roms/skiboot/core/test/run-buddy.c
@@ -0,0 +1,73 @@
+// SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
+/*
+ * Copyright 2016-2017 IBM Corp.
+ */
+
+#include <buddy.h>
+#include <assert.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+static void *zalloc(size_t size)
+{
+ return calloc(size, 1);
+}
+
+#include "../buddy.c"
+#include "../bitmap.c"
+
+#define BUDDY_ORDER 8
+
+int main(void)
+{
+ struct buddy *b;
+ int i, a[10];
+
+ b = buddy_create(BUDDY_ORDER);
+ assert(b);
+
+ buddy_reserve(b, 127, 0);
+ buddy_reserve(b, 0, 4);
+ assert(buddy_reserve(b, 0, 4) == false);
+
+ a[0] = buddy_alloc(b, 0);
+ assert(a[0] >= 0);
+ a[1] = buddy_alloc(b, 0);
+ assert(a[1] >= 0);
+ a[2] = buddy_alloc(b, 3);
+ assert(a[2] >= 0);
+ a[3] = buddy_alloc(b, 4);
+ assert(a[3] >= 0);
+ a[4] = buddy_alloc(b, 5);
+ assert(a[4] >= 0);
+ a[5] = buddy_alloc(b, 4);
+ assert(a[5] >= 0);
+ a[6] = buddy_alloc(b, 3);
+ assert(a[6] >= 0);
+ a[7] = buddy_alloc(b, 2);
+ assert(a[7] >= 0);
+ a[8] = buddy_alloc(b, 1);
+ assert(a[8] >= 0);
+ a[9] = buddy_alloc(b, 8);
+ assert(a[9] < 0);
+
+ buddy_free(b, a[0], 0);
+ buddy_free(b, a[8], 1);
+ buddy_free(b, a[1], 0);
+ buddy_free(b, a[7], 2);
+ buddy_free(b, a[2], 3);
+ buddy_free(b, a[6], 3);
+ buddy_free(b, a[3], 4);
+ buddy_free(b, a[5], 4);
+ buddy_free(b, a[4], 5);
+
+ buddy_free(b, 127, 0);
+ buddy_free(b, 0, 4);
+
+ for (i = 2; i < buddy_map_size(b); i++)
+ assert(bitmap_tst_bit(b->map, i));
+ assert(!bitmap_tst_bit(b->map, 1));
+
+ buddy_destroy(b);
+ return 0;
+}
--
cgit