summaryrefslogtreecommitdiffstats
path: root/src/import/chips/p9/procedures/hwp/lib/p9_hcd_header_defs.H
blob: 49c814a46d8b0e52197b799850ca9b199f68e8ab (plain)
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
148
149
150
151
152
/* IBM_PROLOG_BEGIN_TAG                                                   */
/* This is an automatically generated prolog.                             */
/*                                                                        */
/* $Source: src/import/chips/p9/procedures/hwp/lib/p9_hcd_header_defs.H $ */
/*                                                                        */
/* OpenPOWER HostBoot Project                                             */
/*                                                                        */
/* Contributors Listed Below - COPYRIGHT 2016,2017                        */
/* [+] International Business Machines Corp.                              */
/*                                                                        */
/*                                                                        */
/* Licensed under the Apache License, Version 2.0 (the "License");        */
/* you may not use this file except in compliance with the License.       */
/* You may obtain a copy of the License at                                */
/*                                                                        */
/*     http://www.apache.org/licenses/LICENSE-2.0                         */
/*                                                                        */
/* Unless required by applicable law or agreed to in writing, software    */
/* distributed under the License is distributed on an "AS IS" BASIS,      */
/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or        */
/* implied. See the License for the specific language governing           */
/* permissions and limitations under the License.                         */
/*                                                                        */
/* IBM_PROLOG_END_TAG                                                     */
///
/// @file  p9_hcd_header_defs.H
/// @brief defines header constants based on file types
///
/// This header contains those cpp manifest constants required for processing
/// the linker scripts used to generate OCC code images.  As these are used
/// by linker scripts as well as by C++ code, these cannot be solely be put
/// into a namespace. Prefixing these with the region name is the attempt
/// to make these globally unique when this header is included in C++ code.
///
//  *HWP HWP Owner:        David Du   <daviddu@us.ibm.com>
//  *HWP Backup HWP Owner: Greg Still <stillgs@us.ibm.com>
//  *HWP FW Owner:         Prem Jha <premjha2@in.ibm.com>
//  *HWP Team:             PM
//  *HWP Level:            2
//  *HWP Consumed by:      PM
//

#ifndef __HCD_HEADER_DEFS_H__
#define __HCD_HEADER_DEFS_H__

/// Macros for generating an Hcode header section
///
/// The CPP macros HCD_HDR_UINTxx generate equivalent code depending on
/// whether they are being called from assembler (where they actually
/// create the header section data) or from C (where they specifiy a
/// C-structure form of the contents of the header section.
///
/// In assembler each invocation also creates space in the header section

#ifdef __ASSEMBLER__

// *INDENT-OFF*
    .macro  hcd_header_uint64, symbol:req, value = 0
    .global \symbol
\symbol\():
    .quad (\value)
    .endm

    .macro  hcd_header_uint32, symbol:req, value = 0
    .global \symbol
    \symbol\():
    .long (\value)
    .endm

    .macro  hcd_header_uint16, symbol:req, value = 0
    .global \symbol
\symbol\():
    .short (\value)
    .endm

    .macro  hcd_header_uint8, symbol:req, value = 0
    .global \symbol
\symbol\():
    .byte (\value)
    .endm

    .macro  hcd_header_uint8_vec, symbol:req, number:req, value = 0
    .global \symbol
\symbol\():
    .rept (\number)
    .byte (\value)
    .endr
    .endm

    .macro  hcd_header_attn, symbol:req, number = 1
    .global \symbol
\symbol\():
    .rept (\number)
    .long 0x00000200
    .endr
    .endm

    .macro  hcd_header_attn_pad, align:req
    .balignl (\align), 0x00000200
    .endm

     .macro  hcd_header_pad, align:req
     .balignl (\align), 0
     .endm
// *INDENT-ON*

#define ULL(x) x
#define HCD_CONST(name, expr)   .set name, expr;
#define HCD_CONST64(name, expr) .set name, expr;

#define HCD_HDR_UINT64(symbol, value) hcd_header_uint64 symbol value
#define HCD_HDR_UINT32(symbol, value) hcd_header_uint32 symbol value
#define HCD_HDR_UINT16(symbol, value) hcd_header_uint16 symbol value
#define HCD_HDR_UINT8(symbol, value)  hcd_header_uint8  symbol value
#define HCD_HDR_UINT8_VEC(symbol, number, value)  hcd_header_uint8_vec  symbol number value
#define HCD_HDR_ATTN(symbol, number)  hcd_header_attn symbol number
#define HCD_HDR_ATTN_PAD(align)       hcd_header_attn_pad align
#define HCD_HDR_PAD(align)            hcd_header_pad      align

#else // NOT __ASSEMBLER__

#ifdef __LINKERSCRIPT__

    #define ULL(x) x
    #define POUND_DEFINE #define
    #define HCD_CONST(name, expr)   POUND_DEFINE name expr
    #define HCD_CONST64(name, expr) POUND_DEFINE name expr

#else

    #define ULL(x) x##ull
    #define HCD_CONST(name, expr)   enum { name = expr };
    #define HCD_CONST64(name, expr) enum { name = expr };

    #define HCD_HDR_UINT64(symbol, value) uint64_t symbol
    #define HCD_HDR_UINT32(symbol, value) uint32_t symbol
    #define HCD_HDR_UINT16(symbol, value) uint16_t symbol
    #define HCD_HDR_UINT8(symbol, value)  uint8_t  symbol
    #define HCD_HDR_UINT8_VEC(symbol, number, value) uint8_t  symbol[number]
    #define HCD_HDR_ATTN(symbol, number)  uint32_t symbol[number]
    #define HCD_HDR_ATTN_PAD(align)
    #define HCD_HDR_PAD(align)

#endif // __LINKERSCRIPT__
#endif // __ASSEMBLER__

// Stringification

#define STR_HELPER(x) #x
#define STR(x) STR_HELPER(x)

#endif // __HCD_HEADER_DEFS_H__
OpenPOWER on IntegriCloud