util/intelp2m/platforms/ebg/macro.go

   1 package ebg
   2
   3 import (
   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
  13 const (
  14         PAD_CFG_DW0_RO_FIELDS = (0x1 << 27) | (0x1 << 24) | (0x3 << 21) | (0xf << 16) | 0xfc
  15         PAD_CFG_DW1_RO_FIELDS = 0xfdffc3ff
  16 )
  17
  18 const (
  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
  24 type InheritanceMacro interface {
  25         Pull()
  26         GpiMacroAdd()
  27         GpoMacroAdd()
  28         NativeFunctionMacroAdd()
  29         NoConnMacroAdd()
  30 }
  31
  32 type PlatformSpecific struct {
  33         InheritanceMacro
  34         InheritanceTemplate
  35 }
  36
  37 // RemmapRstSrc - remmap Pad Reset Source Config
  38 func (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
  63 func (platform PlatformSpecific) Pull() {
  64         platform.InheritanceMacro.Pull()
  65 }
  66
  67 // Adds PAD_CFG_GPI macro with arguments
  68 func (platform PlatformSpecific) GpiMacroAdd() {
  69         platform.InheritanceMacro.GpiMacroAdd()
  70 }
  71
  72 // Adds PAD_CFG_GPO macro with arguments
  73 func (platform PlatformSpecific) GpoMacroAdd() {
  74         platform.InheritanceMacro.GpoMacroAdd()
  75 }
  76
  77 // Adds PAD_CFG_NF macro with arguments
  78 func (platform PlatformSpecific) NativeFunctionMacroAdd() {
  79         platform.InheritanceMacro.NativeFunctionMacroAdd()
  80 }
  81
  82 // Adds PAD_NC macro
  83 func (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
  92 func (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 }