1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
|
/*
* Copyright 2007 Freescale Semiconductor.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* Version 2 as published by the Free Software Foundation.
*/
#include <ppc_asm.tmpl>
#include <ppc_defs.h>
#include <asm/cache.h>
#include <asm/mmu.h>
#include <config.h>
#include <mpc86xx.h>
#define LAWAR_TRGT_PCI1 0x00000000
#define LAWAR_TRGT_PCIE1 0x00200000
#define LAWAR_TRGT_PCIE2 0x00100000
#define LAWAR_TRGT_LBC 0x00400000
#define LAWAR_TRGT_DDR 0x00f00000
#if !defined(CONFIG_SPD_EEPROM)
#define LAWBAR1 ((CFG_DDR_SDRAM_BASE>>12) & 0xffffff)
#define LAWAR1 (LAWAR_EN | LAWAR_TRGT_DDR | (LAWAR_SIZE & LAWAR_SIZE_512M))
#else
#define LAWBAR1 0
#define LAWAR1 ((LAWAR_TRGT_DDR | (LAWAR_SIZE & LAWAR_SIZE_512M)) & ~LAWAR_EN)
#endif
#define LAWBAR2 ((CFG_PCIE1_MEM_BASE>>12) & 0xffffff)
#define LAWAR2 (LAWAR_EN | LAWAR_TRGT_PCIE1 | (LAWAR_SIZE & LAWAR_SIZE_256M))
#define LAWBAR3 ((CFG_PCIE2_MEM_BASE>>12) & 0xffffff)
#define LAWAR3 (LAWAR_EN | LAWAR_TRGT_PCIE2 | (LAWAR_SIZE & LAWAR_SIZE_256M))
#define LAWBAR4 ((PIXIS_BASE>>12) & 0xffffff)
#define LAWAR4 (LAWAR_EN | LAWAR_TRGT_LBC | (LAWAR_SIZE & LAWAR_SIZE_2M))
#define LAWBAR5 ((CFG_PCIE1_IO_PHYS>>12) & 0xffffff)
#define LAWAR5 (LAWAR_EN | LAWAR_TRGT_PCIE1 | (LAWAR_SIZE & LAWAR_SIZE_1M))
#define LAWBAR6 ((CFG_PCIE2_IO_PHYS>>12) & 0xffffff)
#define LAWAR6 (LAWAR_EN | LAWAR_TRGT_PCIE2 | (LAWAR_SIZE & LAWAR_SIZE_1M))
#define LAWBAR7 ((CFG_FLASH_BASE >>12) & 0xffffff)
#define LAWAR7 (LAWAR_EN | LAWAR_TRGT_LBC | (LAWAR_SIZE & LAWAR_SIZE_256M))
#define LAWBAR8 ((CFG_PCI1_MEM_PHYS>>12) & 0xffffff)
#define LAWAR8 (LAWAR_EN | LAWAR_TRGT_PCI1 | (LAWAR_SIZE & LAWAR_SIZE_256M))
#define LAWBAR9 ((CFG_PCI1_IO_PHYS>>12) & 0xffffff)
#define LAWAR9 (LAWAR_EN | LAWAR_TRGT_PCI1 | (LAWAR_SIZE & LAWAR_SIZE_1M))
.section .bootpg, "ax"
.globl law_entry
law_entry:
lis r7,CFG_CCSRBAR@h
ori r7,r7,CFG_CCSRBAR@l
addi r4,r7,0
addi r5,r7,0
/* Skip LAWAR0, start at LAWAR1 */
lis r6,LAWBAR1@h
ori r6,r6,LAWBAR1@l
stwu r6, 0xc28(r4)
lis r6,LAWAR1@h
ori r6,r6,LAWAR1@l
stwu r6, 0xc30(r5)
/* LAWBAR2, LAWAR2 */
lis r6,LAWBAR2@h
ori r6,r6,LAWBAR2@l
stwu r6, 0x20(r4)
lis r6,LAWAR2@h
ori r6,r6,LAWAR2@l
stwu r6, 0x20(r5)
/* LAWBAR3, LAWAR3 */
lis r6,LAWBAR3@h
ori r6,r6,LAWBAR3@l
stwu r6, 0x20(r4)
lis r6,LAWAR3@h
ori r6,r6,LAWAR3@l
stwu r6, 0x20(r5)
/* LAWBAR4, LAWAR4 */
lis r6,LAWBAR4@h
ori r6,r6,LAWBAR4@l
stwu r6, 0x20(r4)
lis r6,LAWAR4@h
ori r6,r6,LAWAR4@l
stwu r6, 0x20(r5)
/* LAWBAR5, LAWAR5 */
lis r6,LAWBAR5@h
ori r6,r6,LAWBAR5@l
stwu r6, 0x20(r4)
lis r6,LAWAR5@h
ori r6,r6,LAWAR5@l
stwu r6, 0x20(r5)
/* LAWBAR6, LAWAR6 */
lis r6,LAWBAR6@h
ori r6,r6,LAWBAR6@l
stwu r6, 0x20(r4)
lis r6,LAWAR6@h
ori r6,r6,LAWAR6@l
stwu r6, 0x20(r5)
/* LAWBAR7, LAWAR7 */
lis r6,LAWBAR7@h
ori r6,r6,LAWBAR7@l
stwu r6, 0x20(r4)
lis r6,LAWAR7@h
ori r6,r6,LAWAR7@l
stwu r6, 0x20(r5)
/* LAWBAR8, LAWAR8 */
lis r6,LAWBAR8@h
ori r6,r6,LAWBAR8@l
stwu r6, 0x20(r4)
lis r6,LAWAR8@h
ori r6,r6,LAWAR8@l
stwu r6, 0x20(r5)
/* LAWBAR9, LAWAR9 */
lis r6,LAWBAR9@h
ori r6,r6,LAWBAR9@l
stwu r6, 0x20(r4)
lis r6,LAWAR9@h
ori r6,r6,LAWAR9@l
stwu r6, 0x20(r5)
blr
|
