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1package ebg
2
3import (
4	"fmt"
5
6	"review.coreboot.org/coreboot.git/util/intelp2m/platforms/common"
7	"review.coreboot.org/coreboot.git/util/intelp2m/config"
8	"review.coreboot.org/coreboot.git/util/intelp2m/fields"
9	"review.coreboot.org/coreboot.git/util/intelp2m/platforms/snr"
10	"review.coreboot.org/coreboot.git/util/intelp2m/platforms/cnl"
11)
12
13const (
14	PAD_CFG_DW0_RO_FIELDS = (0x1 << 27) | (0x1 << 24) | (0x3 << 21) | (0xf << 16) | 0xfc
15	PAD_CFG_DW1_RO_FIELDS = 0xfdffc3ff
16)
17
18const (
19	PAD_CFG_DW0 = common.PAD_CFG_DW0
20	PAD_CFG_DW1 = common.PAD_CFG_DW1
21	MAX_DW_NUM  = common.MAX_DW_NUM
22)
23
24type InheritanceMacro interface {
25	Pull()
26	GpiMacroAdd()
27	GpoMacroAdd()
28	NativeFunctionMacroAdd()
29	NoConnMacroAdd()
30}
31
32type PlatformSpecific struct {
33	InheritanceMacro
34	InheritanceTemplate
35}
36
37// RemmapRstSrc - remmap Pad Reset Source Config
38func (PlatformSpecific) RemmapRstSrc() {
39	macro := common.GetMacro()
40	if config.TemplateGet() != config.TempInteltool {
41		// Use reset source remapping only if the input file is inteltool.log dump
42		return
43	}
44	dw0 := macro.Register(PAD_CFG_DW0)
45	var remapping = map[uint8]uint32{
46		0: common.RST_RSMRST << common.PadRstCfgShift,
47		1: common.RST_DEEP   << common.PadRstCfgShift,
48		2: common.RST_PLTRST << common.PadRstCfgShift,
49	}
50	resetsrc, valid := remapping[dw0.GetResetConfig()]
51	if valid {
52		// dw0.SetResetConfig(resetsrc)
53		ResetConfigFieldVal := (dw0.ValueGet() & 0x3fffffff) | remapping[dw0.GetResetConfig()]
54		dw0.ValueSet(ResetConfigFieldVal)
55	} else {
56		fmt.Println("Invalid Pad Reset Config [ 0x", resetsrc ," ] for ", macro.PadIdGet())
57	}
58	dw0.CntrMaskFieldsClear(common.PadRstCfgMask)
59}
60
61// Adds The Pad Termination (TERM) parameter from PAD_CFG_DW1 to the macro
62// as a new argument
63func (platform PlatformSpecific) Pull() {
64	platform.InheritanceMacro.Pull()
65}
66
67// Adds PAD_CFG_GPI macro with arguments
68func (platform PlatformSpecific) GpiMacroAdd() {
69	platform.InheritanceMacro.GpiMacroAdd()
70}
71
72// Adds PAD_CFG_GPO macro with arguments
73func (platform PlatformSpecific) GpoMacroAdd() {
74	platform.InheritanceMacro.GpoMacroAdd()
75}
76
77// Adds PAD_CFG_NF macro with arguments
78func (platform PlatformSpecific) NativeFunctionMacroAdd() {
79	platform.InheritanceMacro.NativeFunctionMacroAdd()
80}
81
82// Adds PAD_NC macro
83func (platform PlatformSpecific) NoConnMacroAdd() {
84	platform.InheritanceMacro.NoConnMacroAdd()
85}
86
87// GenMacro - generate pad macro
88// dw0 : DW0 config register value
89// dw1 : DW1 config register value
90// return: string of macro
91//         error
92func (platform PlatformSpecific) GenMacro(id string, dw0 uint32, dw1 uint32, ownership uint8) string {
93	macro := common.GetInstanceMacro(
94		PlatformSpecific{
95			InheritanceMacro : cnl.PlatformSpecific{
96				InheritanceMacro : snr.PlatformSpecific{},
97			},
98		},
99		fields.InterfaceGet(),
100	)
101	macro.Clear()
102	macro.Register(PAD_CFG_DW0).CntrMaskFieldsClear(common.AllFields)
103	macro.Register(PAD_CFG_DW1).CntrMaskFieldsClear(common.AllFields)
104	macro.PadIdSet(id).SetPadOwnership(ownership)
105	macro.Register(PAD_CFG_DW0).ValueSet(dw0).ReadOnlyFieldsSet(PAD_CFG_DW0_RO_FIELDS)
106	macro.Register(PAD_CFG_DW1).ValueSet(dw1).ReadOnlyFieldsSet(PAD_CFG_DW1_RO_FIELDS)
107	return macro.Generate()
108}
109