[src/nathanw_sa]: src/sys/arch/hpc/stand/hpcboot reserve correct size of kern...

[uch <uch%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/b9090bf343d3
branches:  nathanw_sa
changeset: 504814:b9090bf343d3
user:      uch <uch%NetBSD.org@localhost>
date:      Tue Jul 03 20:38:04 2001 +0000

description:
reserve correct size of kernel symbol table.

diffstat:

 sys/arch/hpc/stand/hpcboot/load_elf.h |  82 +++++++++++++++++++++++++++++++++++
 1 files changed, 82 insertions(+), 0 deletions(-)

diffs (86 lines):

diff -r b9e97db8b090 -r b9090bf343d3 sys/arch/hpc/stand/hpcboot/load_elf.h
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/hpc/stand/hpcboot/load_elf.h     Tue Jul 03 20:38:04 2001 +0000
@@ -0,0 +1,82 @@
+/* -*-C++-*-   $NetBSD: load_elf.h,v 1.4.8.2 2001/07/03 20:38:04 uch Exp $     */
+
+/*-
+ * Copyright (c) 2001 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by UCHIYAMA Yasushi.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *        This product includes software developed by the NetBSD
+ *        Foundation, Inc. and its contributors.
+ * 4. Neither the name of The NetBSD Foundation nor the names of its
+ *    contributors may be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _HPCBOOT_LOAD_ELF_H_
+#define _HPCBOOT_LOAD_ELF_H_
+
+#include <exec_elf.h>
+
+class ElfLoader : public Loader {
+private:
+       Elf_Ehdr _eh;
+       Elf_Phdr _ph[16];
+       Elf_Shdr _sh[16];
+
+       struct _symbol_block {
+               BOOL enable;
+               char *header;
+               size_t header_size;
+               Elf_Shdr *shstr;
+               off_t stroff;
+               Elf_Shdr *shsym;
+               off_t symoff;
+       } _sym_blk;
+
+       BOOL is_elf_file(void) {
+               return
+                   _eh.e_ident[EI_MAG0] == ELFMAG0 &&
+                   _eh.e_ident[EI_MAG1] == ELFMAG1 &&
+                   _eh.e_ident[EI_MAG2] == ELFMAG2 &&
+                   _eh.e_ident[EI_MAG3] == ELFMAG3;
+       }
+       BOOL read_header(void);
+       struct PageTag *load_page(vaddr_t, off_t, size_t, struct PageTag *);
+       size_t symbol_block_size(void);
+       void load_symbol_block(vaddr_t);
+                            
+public:
+       ElfLoader(Console *&, MemoryManager *&);
+       virtual ~ElfLoader(void);
+  
+       BOOL setFile(File *&);
+       size_t memorySize(void);
+       BOOL load(void);
+       kaddr_t jumpAddr(void);
+};
+
+#endif //_HPCBOOT_LOAD_ELF_H_