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package cb
import "../../config"
import "../../platforms/common"
type FieldMacros struct {}
// field - data structure for creating a new bitfield macro object
// PAD_FUNC(NF3)
// prefix : PAD_FUNC
// name : NF3; this value will be overridden if the configurator is used
// unhide : conditions for hiding macros
// configurator : method for determining the current configuration of the bit field
type field struct {
prefix string
name string
unhide bool
configurator func()
}
// generate - wrapper for generating bitfield macros string
// fields : field structure
func generate(fields ...*field) {
macro := common.GetMacro()
var allhidden bool = true
for _, field := range fields {
if field.unhide {
allhidden = false
macro.Or()
if field.prefix != "" {
macro.Add(field.prefix).Add("(")
}
if field.name != "" {
macro.Add(field.name)
} else if field.configurator != nil {
field.configurator()
}
if field.prefix != "" {
macro.Add(")")
}
}
}
if allhidden { macro.Add("0") }
}
// DecodeDW0 - decode value of DW0 register
func (FieldMacros) DecodeDW0() {
macro := common.GetMacro()
dw0 := macro.Register(common.PAD_CFG_DW0)
generate(
&field {
prefix : "PAD_FUNC",
// TODO: Find another way to hide PAD_FUNC(GPIO) in the comment with
// ignored fields
unhide : config.InfoLevelGet() < 3 || dw0.GetPadMode() != 0,
configurator : func() { macro.Padfn() },
},
&field {
prefix : "PAD_RESET",
unhide : dw0.GetResetConfig() != 0,
configurator : func() { macro.Rstsrc() },
},
&field {
prefix : "PAD_TRIG",
unhide : dw0.GetRXLevelEdgeConfiguration() != 0,
configurator : func() { macro.Trig() },
},
&field {
prefix : "PAD_IRQ_ROUTE",
name : "IOAPIC",
unhide : dw0.GetGPIOInputRouteIOxAPIC() != 0,
},
&field {
prefix : "PAD_IRQ_ROUTE",
name : "SCI",
unhide : dw0.GetGPIOInputRouteSCI() != 0,
},
&field {
prefix : "PAD_IRQ_ROUTE",
name : "SMI",
unhide : dw0.GetGPIOInputRouteSMI() != 0,
},
&field {
prefix : "PAD_IRQ_ROUTE",
name : "NMI",
unhide : dw0.GetGPIOInputRouteNMI() != 0,
},
&field {
prefix : "PAD_RX_POL",
unhide : dw0.GetRxInvert() != 0,
configurator : func() { macro.Invert() },
},
&field {
prefix : "PAD_BUF",
unhide : dw0.GetGPIORxTxDisableStatus() != 0,
configurator : func() { macro.Bufdis() },
},
&field {
name : "(1 << 29)",
unhide : dw0.GetRXPadStateSelect() != 0,
},
&field {
name : "(1 << 28)",
unhide : dw0.GetRXRawOverrideStatus() != 0,
},
&field {
name : "(1 << 1)",
unhide : dw0.GetGPIORXState() != 0,
},
&field {
name : "1",
unhide : dw0.GetGPIOTXState() != 0,
},
)
}
// DecodeDW1 - decode value of DW1 register
func (FieldMacros) DecodeDW1() {
macro := common.GetMacro()
dw1 := macro.Register(common.PAD_CFG_DW1)
generate(
&field {
name : "PAD_CFG1_TOL_1V8",
unhide : dw1.GetPadTol() != 0,
},
&field {
prefix : "PAD_PULL",
unhide : dw1.GetTermination() != 0,
configurator : func() { macro.Pull() },
},
&field {
prefix : "PAD_IOSSTATE",
unhide : dw1.GetIOStandbyState() != 0,
configurator : func() { macro.IOSstate() },
},
&field {
prefix : "PAD_IOSTERM",
unhide : dw1.GetIOStandbyTermination() != 0,
configurator : func() { macro.IOTerm() },
},
&field {
prefix : "PAD_CFG_OWN_GPIO",
unhide : macro.IsOwnershipDriver(),
configurator : func() { macro.Own() },
},
)
}
// GenerateString - generates the entire string of bitfield macros.
func (bitfields FieldMacros) GenerateString() {
macro := common.GetMacro()
macro.Add("_PAD_CFG_STRUCT(").Id().Add(", ")
bitfields.DecodeDW0()
macro.Add(", ")
bitfields.DecodeDW1()
macro.Add("),")
}
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