source: rtems/c/src/lib/libbsp/sparc64/usiii/start/bspinit.S @ 9d090fb7

4.115
Last change on this file since 9d090fb7 was 9d090fb7, checked in by Gedare Bloom <gedare@…>, on Feb 23, 2015 at 8:42:59 PM

sparc64: fix copyright notices.

The sparc64 port had some incorrect copyright notices affixed to
source code files.

  • Property mode set to 100644
File size: 1.0 KB
Line 
1/*
2 *  BSP specific initialization for Sparc64 RTEMS -- sun4u BSP
3 *
4 *  This code defines start code specific to the sun4u BSP
5 */
6
7/*
8 *  COPYRIGHT (c) 2010 Gedare Bloom.
9 *
10 *  The license and distribution terms for this file may be
11 *  found in the file LICENSE in this distribution or at
12 *  http://www.rtems.org/license/LICENSE.
13 */
14
15#include <rtems/asm.h>
16#include <rtems/score/cpu.h>
17
18#include <traptable.h>
19
20#define LSU_CR_IM_MASK  (0x0004)  /* bit 2 */
21#define LSU_CR_DM_MASK  (0x0008)  /* bit 3 */
22
23#define STACK_WINDOW_SAVE_AREA_SIZE (16*8)
24
25.register %g2, #scratch
26.register %g3, #scratch
27
28.section .text
29
30PUBLIC(_BSP_init)
31.global _BSP_init
32  SYM(_BSP_init):
33  save %sp, -STACK_WINDOW_SAVE_AREA_SIZE, %sp
34
35  ! copy the tba
36  sethi %hi(real_trap_table), %o0
37  rdpr  %tba, %o2
38  stx   %o2, [%o0 + %lo(real_trap_table)]
39
40!  /* copy firmware trap table so that RTEMS can install ISR handlers */
41!  setx  SYM(trap_table), %l0, %o0
42!  rdpr  %tba, %o1
43!  set TABLE_SIZE, %o2
44!  call memcpy
45!  nop
46
47  mov %g0, %o0
48  call _take_mmu
49  nop
50
51  ret
52  restore
53
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