Support XiZi_AIoT

Ubiquitous/XiZi_AIoT/softkernel/include/kalloc.h

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+/*
+ * Copyright (c) 2020 AIIT XUOS Lab
+ * XiUOS is licensed under Mulan PSL v2.
+ * You can use this software according to the terms and conditions of the Mulan PSL v2.
+ * You may obtain a copy of Mulan PSL v2 at:
+ *        http://license.coscl.org.cn/MulanPSL2
+ * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+ * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+ * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+ * See the Mulan PSL v2 for more details.
+ */
+/**
+ * @file kalloc.c
+ * @brief kalloc, kfree kind of memory allocation support
+ * @version 3.0
+ * @author AIIT XUOS Lab
+ * @date 2023.08.25
+ */
+
+/*************************************************
+File name: kalloc.c
+Description: kalloc, kfree kind of memory allocation support
+Others:
+History:
+1. Date: 2023-08-28
+Author: AIIT XUOS Lab
+Modification:
+1. first version
+*************************************************/
+#pragma once
+
+#include "pagetable.h"
+
+bool module_phymem_init();
+char* kalloc(uint32_t size);
+bool kfree(char* vaddr);
+
+char* raw_alloc(uint32_t size);
+bool raw_free(char* paddr);
+
+void show_phymem_info();
+
+extern struct KBuddy user_phy_freemem_buddy;
+extern struct KBuddy kern_virtmem_buddy;