• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1package jsl
2
3import (
4	"strings"
5	"fmt"
6
7	"review.coreboot.org/coreboot.git/util/intelp2m/platforms/common"
8	"review.coreboot.org/coreboot.git/util/intelp2m/platforms/snr"
9	"review.coreboot.org/coreboot.git/util/intelp2m/platforms/cnl"
10	"review.coreboot.org/coreboot.git/util/intelp2m/config"
11	"review.coreboot.org/coreboot.git/util/intelp2m/fields"
12)
13
14const (
15	PAD_CFG_DW0_RO_FIELDS = (0x1 << 27) | (0x1 << 18) | (0x3f << 11) | (0x3f << 2) | (0x1 << 1)
16	PAD_CFG_DW1_RO_FIELDS = 0xdfffc3ff
17)
18
19const (
20	PAD_CFG_DW0 = common.PAD_CFG_DW0
21	PAD_CFG_DW1 = common.PAD_CFG_DW1
22	MAX_DW_NUM  = common.MAX_DW_NUM
23)
24
25type InheritanceMacro interface {
26	Pull()
27	GpiMacroAdd()
28	GpoMacroAdd()
29	NativeFunctionMacroAdd()
30	NoConnMacroAdd()
31}
32
33type PlatformSpecific struct {
34	InheritanceMacro
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	if strings.Contains(macro.PadIdGet(), "GPP_F") ||
45			strings.Contains(macro.PadIdGet(), "GPP_B") ||
46			strings.Contains(macro.PadIdGet(), "GPP_A") ||
47			strings.Contains(macro.PadIdGet(), "GPP_S") ||
48			strings.Contains(macro.PadIdGet(), "GPP_R") {
49		// See reset map for the Jasper Lake Community 0:
50		// https://github.com/coreboot/coreboot/blob/master/src/soc/intel/jasperlake/gpio.c#L21
51		// remmap is not required because it is the same as common.
52		return
53	}
54
55	dw0 := macro.Register(PAD_CFG_DW0)
56	var remapping = map[uint8]uint32{
57		0: common.RST_RSMRST << common.PadRstCfgShift,
58		1: common.RST_DEEP   << common.PadRstCfgShift,
59		2: common.RST_PLTRST << common.PadRstCfgShift,
60	}
61	resetsrc, valid := remapping[dw0.GetResetConfig()]
62	if valid {
63		// dw0.SetResetConfig(resetsrc)
64		ResetConfigFieldVal := (dw0.ValueGet() & 0x3fffffff) | remapping[dw0.GetResetConfig()]
65		dw0.ValueSet(ResetConfigFieldVal)
66	} else {
67		fmt.Println("Invalid Pad Reset Config [ 0x", resetsrc ," ] for ", macro.PadIdGet())
68	}
69	dw0.CntrMaskFieldsClear(common.PadRstCfgMask)
70}
71
72// Adds The Pad Termination (TERM) parameter from PAD_CFG_DW1 to the macro
73// as a new argument
74func (platform PlatformSpecific) Pull() {
75	platform.InheritanceMacro.Pull()
76}
77
78// Adds PAD_CFG_GPI macro with arguments
79func (platform PlatformSpecific) GpiMacroAdd() {
80	platform.InheritanceMacro.GpiMacroAdd()
81}
82
83// Adds PAD_CFG_GPO macro with arguments
84func (platform PlatformSpecific) GpoMacroAdd() {
85	platform.InheritanceMacro.GpoMacroAdd()
86}
87
88// Adds PAD_CFG_NF macro with arguments
89func (platform PlatformSpecific) NativeFunctionMacroAdd() {
90	platform.InheritanceMacro.NativeFunctionMacroAdd()
91}
92
93// Adds PAD_NC macro
94func (platform PlatformSpecific) NoConnMacroAdd() {
95	platform.InheritanceMacro.NoConnMacroAdd()
96}
97
98// GenMacro - generate pad macro
99// dw0 : DW0 config register value
100// dw1 : DW1 config register value
101// return: string of macro
102//         error
103func (PlatformSpecific) GenMacro(id string, dw0 uint32, dw1 uint32, ownership uint8) string {
104	macro := common.GetInstanceMacro(
105		PlatformSpecific{
106			InheritanceMacro: cnl.PlatformSpecific{
107				InheritanceMacro: snr.PlatformSpecific{},
108			},
109		},
110		fields.InterfaceGet(),
111	)
112	macro.Clear()
113	macro.Register(PAD_CFG_DW0).CntrMaskFieldsClear(common.AllFields)
114	macro.Register(PAD_CFG_DW1).CntrMaskFieldsClear(common.AllFields)
115	macro.PadIdSet(id).SetPadOwnership(ownership)
116	macro.Register(PAD_CFG_DW0).ValueSet(dw0).ReadOnlyFieldsSet(PAD_CFG_DW0_RO_FIELDS)
117	macro.Register(PAD_CFG_DW1).ValueSet(dw1).ReadOnlyFieldsSet(PAD_CFG_DW1_RO_FIELDS)
118	return macro.Generate()
119}
120