source: mainline/boot/arch/sparc32/src/asm.S@ f6f22cdb

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since f6f22cdb was 80d9d83, checked in by Jakub Klama <jakub.klama@…>, 12 years ago

Pass bootinfo_t to kernel from loader. Introduce LEON-specific
fields in bootinfo_t which allow to properly detect UART, interrupt
controller and timers in kernel.

  • Property mode set to 100644
File size: 1.8 KB
Line 
1#
2# Copyright (c) 2007 Michal Kebrt
3# All rights reserved.
4#
5# Redistribution and use in source and binary forms, with or without
6# modification, are permitted provided that the following conditions
7# are met:
8#
9# - Redistributions of source code must retain the above copyright
10# notice, this list of conditions and the following disclaimer.
11# - Redistributions in binary form must reproduce the above copyright
12# notice, this list of conditions and the following disclaimer in the
13# documentation and/or other materials provided with the distribution.
14# - The name of the author may not be used to endorse or promote products
15# derived from this software without specific prior written permission.
16#
17# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27#
28
29#include <arch/arch.h>
30
31.section BOOTSTRAP
32
33.global start
34.global boot_pt
35.global boot_ctx_table
36.global boot_stack
37.global jump_to_kernel
38
39start:
40 b bootstrap
41 nop
42
43.section BOOTPT
44.align 4096
45boot_pt:
46 .space PTL0_ENTRIES * PTL0_ENTRY_SIZE
47boot_ctx_table:
48 .space 4
49.section BOOTSTACK
50 .space 4096
51boot_stack:
52
53jump_to_kernel:
54 set 0x80a00000, %l0
55 mov %i1, %o0
56 jmp %l0
57 nop
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