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Apply Circle patch to disable unneeded USB drivers

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Dale Whinham
2021-03-01 18:19:07 +00:00
parent 37bfbe8949
commit 7389ef1d01
3 changed files with 57 additions and 0 deletions
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1
CHANGELOG.md
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@@ -21,6 +21,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
### Removed
- Old ROM loading behavior now removed. If you have `MT32_CONTROL.ROM`/`MT32_PCM.ROM` files in the root of your SD card, please move them to the `roms` subdirectory otherwise they will fail to load.
- Unused USB drivers removed (kernel size reduced).
## [0.8.5] - 2021-02-10

4
Makefile
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@@ -15,6 +15,9 @@ $(CIRCLE_STDLIB_CONFIG) $(CIRCLE_CONFIG)&:
@echo "Configuring for Raspberry Pi $(RASPBERRYPI) ($(BITS) bit)"
$(CIRCLESTDLIBHOME)/configure --raspberrypi=$(RASPBERRYPI) --prefix=$(PREFIX)
# Apply patches
@patch -N -p1 --no-backup-if-mismatch -r - -d $(CIRCLEHOME) < patches/circle-43.3-minimal-usb-drivers.patch
# Enable multi-core
echo "DEFINE += -DARM_ALLOW_MULTI_CORE" >> $(CIRCLE_CONFIG)
@@ -108,6 +111,7 @@ clean:
#
veryclean: clean
# Reverse patches
@patch -R -N -p1 --no-backup-if-mismatch -r - -d $(CIRCLEHOME) < patches/circle-43.3-minimal-usb-drivers.patch
@patch -R -N -p1 --no-backup-if-mismatch -r - -d $(FLUIDSYNTHHOME) < patches/fluidsynth-2.1.7-circle.patch
@patch -R -N -p1 --no-backup-if-mismatch -r - -d $(FLUIDSYNTHHOME) < patches/fluidsynth-2.1.7-pan-fix-2.patch
@patch -R -N -p1 --no-backup-if-mismatch -r - -d $(FLUIDSYNTHHOME) < patches/fluidsynth-2.1.7-pan-fix-1.patch

52
patches/circle-43.3-minimal-usb-drivers.patch Normal file
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@@ -0,0 +1,52 @@
diff --git a/lib/usb/Makefile b/lib/usb/Makefile
index 88c33b4..35c9be0 100644
--- a/lib/usb/Makefile
+++ b/lib/usb/Makefile
@@ -26,11 +26,8 @@ include $(CIRCLEHOME)/Rules.mk
OBJS = lan7800.o smsc951x.o usbbluetooth.o usbcdcethernet.o \
usbconfigparser.o usbdevice.o usbdevicefactory.o usbendpoint.o usbfunction.o \
- usbgamepad.o usbgamepadps3.o usbgamepadps4.o usbgamepadstandard.o usbgamepadswitchpro.o \
- usbgamepadxbox360.o usbgamepadxboxone.o usbhiddevice.o usbhostcontroller.o \
- usbkeyboard.o usbmassdevice.o usbmidi.o usbmouse.o usbprinter.o usbrequest.o \
- usbstandardhub.o usbstring.o usbserial.o usbserialch341.o usbserialcp2102.o \
- usbserialpl2303.o usbserialft231x.o usbserialcdc.o
+ usbhiddevice.o usbhostcontroller.o usbkeyboard.o usbmassdevice.o usbmidi.o \
+ usbrequest.o usbstandardhub.o usbstring.o
ifneq ($(strip $(RASPPI)),4)
OBJS += dwhcidevice.o dwhciframeschednper.o dwhciframeschednsplit.o dwhciframeschedper.o \
diff --git a/lib/usb/usbdevicefactory.cpp b/lib/usb/usbdevicefactory.cpp
index c67f36f..21c725e 100644
--- a/lib/usb/usbdevicefactory.cpp
+++ b/lib/usb/usbdevicefactory.cpp
@@ -59,6 +59,7 @@ CUSBFunction *CUSBDeviceFactory::GetDevice (CUSBFunction *pParent, CString *pNam
{
pResult = new CUSBBulkOnlyMassStorageDevice (pParent);
}
+#if 0
else if (pName->Compare ("int3-1-1") == 0)
{
pResult = new CUSBKeyboardDevice (pParent);
@@ -114,11 +115,13 @@ CUSBFunction *CUSBDeviceFactory::GetDevice (CUSBFunction *pParent, CString *pNam
{
pResult = new CUSBBluetoothDevice (pParent);
}
+#endif
else if ( pName->Compare ("int1-3-0") == 0
|| pName->Compare ("ven582-12a") == 0) // Roland UM-ONE MIDI interface
{
pResult = new CUSBMIDIDevice (pParent);
}
+#if 0
else if (pName->Compare ("int2-6-0") == 0)
{
pResult = new CUSBCDCEthernetDevice (pParent);
@@ -144,6 +147,7 @@ CUSBFunction *CUSBDeviceFactory::GetDevice (CUSBFunction *pParent, CString *pNam
pResult = new CUSBSerialFT231XDevice (pParent);
}
// new devices follow
+#endif
if (pResult != 0)
{