go-embedded/embd
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gpio: refactor

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This commit is contained in:
Karan Misra 2014-03-22 12:23:56 +05:30
parent 638dc8e22d
commit 83c5f3f4d7
2 changed files with 40 additions and 39 deletions
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39
gpiogeneric.go
View File

@ -6,45 +6,6 @@ import (
"github.com/golang/glog" "github.com/golang/glog"
) )
const (
CapNormal int = 1 << iota
CapI2C
CapUART
CapSPI
CapGPMC
CapLCD
CapPWM
)
type PinDesc struct {
N int
IDs []string
Caps int
}
type PinMap []*PinDesc
func (m PinMap) Lookup(k interface{}) (*PinDesc, bool) {
switch key := k.(type) {
case int:
for i := range m {
if m[i].N == key {
return m[i], true
}
}
case string:
for i := range m {
for j := range m[i].IDs {
if m[i].IDs[j] == key {
return m[i], true
}
}
}
}
return nil, false
}
type pin interface { type pin interface {
Close() error Close() error
} }

40
pin.go Normal file
View File

@ -0,0 +1,40 @@
package embd
const (
CapNormal int = 1 << iota
CapI2C
CapUART
CapSPI
CapGPMC
CapLCD
CapPWM
)
type PinDesc struct {
N int
IDs []string
Caps int
}
type PinMap []*PinDesc
func (m PinMap) Lookup(k interface{}) (*PinDesc, bool) {
switch key := k.(type) {
case int:
for i := range m {
if m[i].N == key {
return m[i], true
}
}
case string:
for i := range m {
for j := range m[i].IDs {
if m[i].IDs[j] == key {
return m[i], true
}
}
}
}
return nil, false
}