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Update the Driver.DriverInit method signature to accept an io.Writer

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Drivers can use the writer as an argument to kfmt.Fprintf to log
additional output during their initialization.
This commit is contained in:
Achilleas Anagnostopoulos
2017-07-08 20:19:28 +01:00
parent da279cf3ff
commit 3485523cdc
5 changed files with 13 additions and 7 deletions
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3
src/gopheros/device/video/console/vga_text.go
View File

@@ -6,6 +6,7 @@ import (
"gopheros/kernel/cpu"
"gopheros/kernel/hal/multiboot"
"image/color"
"io"
"reflect"
"unsafe"
)
@@ -197,7 +198,7 @@ func (cons *VgaTextConsole) DriverVersion() (uint16, uint16, uint16) {
}
// DriverInit initializes this driver.
func (cons *VgaTextConsole) DriverInit() *kernel.Error { return nil }
func (cons *VgaTextConsole) DriverInit(_ io.Writer) *kernel.Error { return nil }
// probeForVgaTextConsole checks for the presence of a vga text console.
func probeForVgaTextConsole() device.Driver {

2
src/gopheros/device/video/console/vga_text_test.go
View File

@@ -311,7 +311,7 @@ func TestVgaTextSetPaletteColor(t *testing.T) {
func TestVgaTextDriverInterface(t *testing.T) {
var dev device.Driver = NewVgaTextConsole(80, 25, 0)
if err := dev.DriverInit(); err != nil {
if err := dev.DriverInit(nil); err != nil {
t.Fatal(err)
}