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
|
/*
* Copyright (c) 2006-2008 Advanced Micro Devices,Inc. ("AMD").
*
* This library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of the
* License, or (at your option) any later version.
*
* This code is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General
* Public License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307 USA
*/
//*****************************************************************************
//* This file performs Legacy VSM initialization.
//*****************************************************************************
#include "vsa2.h"
#include "chipset.h"
#include "sysmgr.h"
#include "vr.h"
// External variables:
extern Hardware SystemInfo;
// Function prototypes:
extern void pascal out_8(USHORT, UCHAR);
extern void CS5536_Early_Init(void);
extern void CS5536_Late_Init(void);
extern void Init_OHCI_SWAPSiF(UCHAR);
//***********************************************************************
// Performs early initialization
//***********************************************************************
void Legacy_Early_Init(void)
{
// Register for VRC_SYSINFO virtual registers
SYS_REGISTER_EVENT(EVENT_VIRTUAL_REGISTER, VRC_SYSINFO, 0, NORMAL_PRIORITY);
switch (SystemInfo.Chipset_ID) {
case DEVICE_ID_5536:
CS5536_Early_Init();
break;
}
}
//***********************************************************************
// Performs End-of-POST initialization
//***********************************************************************
void Legacy_Late_Init(void)
{
switch (SystemInfo.Chipset_ID) {
case DEVICE_ID_5536:
CS5536_Late_Init();
break;
}
// Initialize A20 to '1MB wrap'
// SDG - removed for OLPC
// out_8(0x92, 0);
}
|
