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-rw-r--r--tmk_core/protocol/lufa.mk4
-rw-r--r--tmk_core/protocol/lufa/descriptor.c112
-rw-r--r--tmk_core/protocol/lufa/descriptor.h43
-rw-r--r--tmk_core/protocol/lufa/lufa.c107
4 files changed, 262 insertions, 4 deletions
diff --git a/tmk_core/protocol/lufa.mk b/tmk_core/protocol/lufa.mk
index 0eeace44ec..5b1e3d19d0 100644
--- a/tmk_core/protocol/lufa.mk
+++ b/tmk_core/protocol/lufa.mk
@@ -26,6 +26,10 @@ ifeq ($(strip $(BLUETOOTH_ENABLE)), yes)
$(TMK_DIR)/protocol/serial_uart.c
endif
+ifeq ($(strip $(VIRTSER_ENABLE)), yes)
+ LUFA_SRC += $(LUFA_ROOT_PATH)/Drivers/USB/Class/Device/CDCClassDevice.c
+endif
+
SRC += $(LUFA_SRC)
# Search Path
diff --git a/tmk_core/protocol/lufa/descriptor.c b/tmk_core/protocol/lufa/descriptor.c
index 539a58d66b..6f2407f580 100644
--- a/tmk_core/protocol/lufa/descriptor.c
+++ b/tmk_core/protocol/lufa/descriptor.c
@@ -231,9 +231,15 @@ const USB_Descriptor_Device_t PROGMEM DeviceDescriptor =
.Header = {.Size = sizeof(USB_Descriptor_Device_t), .Type = DTYPE_Device},
.USBSpecification = VERSION_BCD(1,1,0),
+#if VIRTSER_ENABLE
+ .Class = USB_CSCP_IADDeviceClass,
+ .SubClass = USB_CSCP_IADDeviceSubclass,
+ .Protocol = USB_CSCP_IADDeviceProtocol,
+#else
.Class = USB_CSCP_NoDeviceClass,
.SubClass = USB_CSCP_NoDeviceSubclass,
.Protocol = USB_CSCP_NoDeviceProtocol,
+#endif
.Endpoint0Size = FIXED_CONTROL_ENDPOINT_SIZE,
@@ -643,8 +649,112 @@ const USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
.TotalEmbeddedJacks = 0x01,
.AssociatedJackID = {0x03}
- }
+ },
#endif
+
+#ifdef VIRTSER_ENABLE
+ .CDC_Interface_Association =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Interface_Association_t), .Type = DTYPE_InterfaceAssociation},
+
+ .FirstInterfaceIndex = CCI_INTERFACE,
+ .TotalInterfaces = 2,
+
+ .Class = CDC_CSCP_CDCClass,
+ .SubClass = CDC_CSCP_ACMSubclass,
+ .Protocol = CDC_CSCP_ATCommandProtocol,
+
+ .IADStrIndex = NO_DESCRIPTOR,
+ },
+
+ .CDC_CCI_Interface =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
+
+ .InterfaceNumber = CCI_INTERFACE,
+ .AlternateSetting = 0,
+
+ .TotalEndpoints = 1,
+
+ .Class = CDC_CSCP_CDCClass,
+ .SubClass = CDC_CSCP_ACMSubclass,
+ .Protocol = CDC_CSCP_ATCommandProtocol,
+
+ .InterfaceStrIndex = NO_DESCRIPTOR
+ },
+
+ .CDC_Functional_Header =
+ {
+ .Header = {.Size = sizeof(USB_CDC_Descriptor_FunctionalHeader_t), .Type = DTYPE_CSInterface},
+ .Subtype = 0x00,
+
+ .CDCSpecification = VERSION_BCD(1,1,0),
+ },
+
+ .CDC_Functional_ACM =
+ {
+ .Header = {.Size = sizeof(USB_CDC_Descriptor_FunctionalACM_t), .Type = DTYPE_CSInterface},
+ .Subtype = 0x02,
+
+ .Capabilities = 0x02,
+ },
+
+ .CDC_Functional_Union =
+ {
+ .Header = {.Size = sizeof(USB_CDC_Descriptor_FunctionalUnion_t), .Type = DTYPE_CSInterface},
+ .Subtype = 0x06,
+
+ .MasterInterfaceNumber = CCI_INTERFACE,
+ .SlaveInterfaceNumber = CDI_INTERFACE,
+ },
+
+ .CDC_NotificationEndpoint =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
+
+ .EndpointAddress = CDC_NOTIFICATION_EPADDR,
+ .Attributes = (EP_TYPE_INTERRUPT | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
+ .EndpointSize = CDC_NOTIFICATION_EPSIZE,
+ .PollingIntervalMS = 0xFF
+ },
+
+ .CDC_DCI_Interface =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
+
+ .InterfaceNumber = CDI_INTERFACE,
+ .AlternateSetting = 0,
+
+ .TotalEndpoints = 2,
+
+ .Class = CDC_CSCP_CDCDataClass,
+ .SubClass = CDC_CSCP_NoDataSubclass,
+ .Protocol = CDC_CSCP_NoDataProtocol,
+
+ .InterfaceStrIndex = NO_DESCRIPTOR
+ },
+
+ .CDC_DataOutEndpoint =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
+
+ .EndpointAddress = CDC_OUT_EPADDR,
+ .Attributes = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
+ .EndpointSize = CDC_EPSIZE,
+ .PollingIntervalMS = 0x05
+ },
+
+ .CDC_DataInEndpoint =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
+
+ .EndpointAddress = CDC_IN_EPADDR,
+ .Attributes = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
+ .EndpointSize = CDC_EPSIZE,
+ .PollingIntervalMS = 0x05
+ },
+#endif
+
};
diff --git a/tmk_core/protocol/lufa/descriptor.h b/tmk_core/protocol/lufa/descriptor.h
index 4fd81a0e87..316650a7b1 100644
--- a/tmk_core/protocol/lufa/descriptor.h
+++ b/tmk_core/protocol/lufa/descriptor.h
@@ -104,6 +104,21 @@ typedef struct
USB_MIDI_Descriptor_Jack_Endpoint_t MIDI_Out_Jack_Endpoint_SPC;
#endif
+#ifdef VIRTSER_ENABLE
+ USB_Descriptor_Interface_Association_t CDC_Interface_Association;
+
+ // CDC Control Interface
+ USB_Descriptor_Interface_t CDC_CCI_Interface;
+ USB_CDC_Descriptor_FunctionalHeader_t CDC_Functional_Header;
+ USB_CDC_Descriptor_FunctionalACM_t CDC_Functional_ACM;
+ USB_CDC_Descriptor_FunctionalUnion_t CDC_Functional_Union;
+ USB_Descriptor_Endpoint_t CDC_NotificationEndpoint;
+
+ // CDC Data Interface
+ USB_Descriptor_Interface_t CDC_DCI_Interface;
+ USB_Descriptor_Endpoint_t CDC_DataOutEndpoint;
+ USB_Descriptor_Endpoint_t CDC_DataInEndpoint;
+#endif
} USB_Descriptor_Configuration_t;
@@ -141,8 +156,15 @@ typedef struct
# define AS_INTERFACE NKRO_INTERFACE
#endif
+#ifdef VIRTSER_ENABLE
+# define CCI_INTERFACE (AS_INTERFACE + 1)
+# define CDI_INTERFACE (AS_INTERFACE + 2)
+#else
+# define CDI_INTERFACE AS_INTERFACE
+#endif
+
/* nubmer of interfaces */
-#define TOTAL_INTERFACES AS_INTERFACE + 1
+#define TOTAL_INTERFACES (CDI_INTERFACE + 1)
// Endopoint number and size
@@ -180,11 +202,24 @@ typedef struct
# define MIDI_STREAM_OUT_EPNUM (NKRO_IN_EPNUM + 2)
# define MIDI_STREAM_IN_EPADDR (ENDPOINT_DIR_IN | MIDI_STREAM_IN_EPNUM)
# define MIDI_STREAM_OUT_EPADDR (ENDPOINT_DIR_OUT | MIDI_STREAM_OUT_EPNUM)
+#else
+# define MIDI_STREAM_OUT_EPNUM NKRO_IN_EPNUM
+#endif
+
+#ifdef VIRTSER_ENABLE
+# define CDC_NOTIFICATION_EPNUM (MIDI_STREAM_OUT_EPNUM + 1)
+# define CDC_IN_EPNUM (MIDI_STREAM_OUT_EPNUM + 2)
+# define CDC_OUT_EPNUM (MIDI_STREAM_OUT_EPNUM + 3)
+# define CDC_NOTIFICATION_EPADDR (ENDPOINT_DIR_IN | CDC_NOTIFICATION_EPNUM)
+# define CDC_IN_EPADDR (ENDPOINT_DIR_IN | CDC_IN_EPNUM)
+# define CDC_OUT_EPADDR (ENDPOINT_DIR_OUT | CDC_OUT_EPNUM)
+#else
+# define CDC_OUT_EPNUM MIDI_STREAM_OUT_EPNUM
#endif
-#if defined(__AVR_ATmega32U2__) && MIDI_STREAM_OUT_EPADDR > 4
-# error "Endpoints are not available enough to support all functions. Remove some in Makefile.(MOUSEKEY, EXTRAKEY, CONSOLE, NKRO, MIDI)"
+#if defined(__AVR_ATmega32U2__) && CDC_OUT_EPNUM > 4
+# error "Endpoints are not available enough to support all functions. Remove some in Makefile.(MOUSEKEY, EXTRAKEY, CONSOLE, NKRO, MIDI, SERIAL)"
#endif
#define KEYBOARD_EPSIZE 8
@@ -193,6 +228,8 @@ typedef struct
#define CONSOLE_EPSIZE 32
#define NKRO_EPSIZE 16
#define MIDI_STREAM_EPSIZE 64
+#define CDC_NOTIFICATION_EPSIZE 8
+#define CDC_EPSIZE 16
uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue,
diff --git a/tmk_core/protocol/lufa/lufa.c b/tmk_core/protocol/lufa/lufa.c
index 9ca55dbc9d..9b201374a2 100644
--- a/tmk_core/protocol/lufa/lufa.c
+++ b/tmk_core/protocol/lufa/lufa.c
@@ -60,6 +60,10 @@
#include "bluetooth.h"
#endif
+#ifdef VIRTSER_ENABLE
+ #include "virtser.h"
+#endif
+
uint8_t keyboard_idle = 0;
/* 0: Boot Protocol, 1: Report Protocol(default) */
uint8_t keyboard_protocol = 1;
@@ -127,6 +131,34 @@ USB_ClassInfo_MIDI_Device_t USB_MIDI_Interface =
#define SYS_COMMON_3 0x30
#endif
+#ifdef VIRTSER_ENABLE
+USB_ClassInfo_CDC_Device_t cdc_device =
+{
+ .Config =
+ {
+ .ControlInterfaceNumber = CCI_INTERFACE,
+ .DataINEndpoint =
+ {
+ .Address = CDC_IN_EPADDR,
+ .Size = CDC_EPSIZE,
+ .Banks = 1,
+ },
+ .DataOUTEndpoint =
+ {
+ .Address = CDC_OUT_EPADDR,
+ .Size = CDC_EPSIZE,
+ .Banks = 1,
+ },
+ .NotificationEndpoint =
+ {
+ .Address = CDC_NOTIFICATION_EPADDR,
+ .Size = CDC_NOTIFICATION_EPSIZE,
+ .Banks = 1,
+ },
+ },
+};
+#endif
+
/*******************************************************************************
* Console
@@ -311,6 +343,12 @@ void EVENT_USB_Device_ConfigurationChanged(void)
ConfigSuccess &= Endpoint_ConfigureEndpoint(MIDI_STREAM_IN_EPADDR, EP_TYPE_BULK, MIDI_STREAM_EPSIZE, ENDPOINT_BANK_SINGLE);
ConfigSuccess &= Endpoint_ConfigureEndpoint(MIDI_STREAM_OUT_EPADDR, EP_TYPE_BULK, MIDI_STREAM_EPSIZE, ENDPOINT_BANK_SINGLE);
#endif
+
+#ifdef VIRTSER_ENABLE
+ ConfigSuccess &= Endpoint_ConfigureEndpoint(CDC_NOTIFICATION_EPADDR, EP_TYPE_INTERRUPT, CDC_NOTIFICATION_EPSIZE, ENDPOINT_BANK_SINGLE);
+ ConfigSuccess &= Endpoint_ConfigureEndpoint(CDC_OUT_EPADDR, EP_TYPE_BULK, CDC_EPSIZE, ENDPOINT_BANK_SINGLE);
+ ConfigSuccess &= Endpoint_ConfigureEndpoint(CDC_IN_EPADDR, EP_TYPE_BULK, CDC_EPSIZE, ENDPOINT_BANK_SINGLE);
+#endif
}
/*
@@ -432,10 +470,15 @@ void EVENT_USB_Device_ControlRequest(void)
break;
}
+
+#ifdef VIRTSER_ENABLE
+ CDC_Device_ProcessControlRequest(&cdc_device);
+#endif
}
/*******************************************************************************
* Host driver
+p
******************************************************************************/
static uint8_t keyboard_leds(void)
{
@@ -827,6 +870,61 @@ void MIDI_Task(void)
#endif
+/*******************************************************************************
+ * VIRTUAL SERIAL
+ ******************************************************************************/
+
+#ifdef VIRTSER_ENABLE
+void virtser_init(void)
+{
+ cdc_device.State.ControlLineStates.DeviceToHost = CDC_CONTROL_LINE_IN_DSR ;
+ CDC_Device_SendControlLineStateChange(&cdc_device);
+}
+
+void virtser_recv(uint8_t c) __attribute__ ((weak));
+void virtser_recv(uint8_t c)
+{
+ // Ignore by default
+}
+
+void virtser_task(void)
+{
+ uint16_t count = CDC_Device_BytesReceived(&cdc_device);
+ uint8_t ch;
+ if (count)
+ {
+ ch = CDC_Device_ReceiveByte(&cdc_device);
+ virtser_recv(ch);
+ }
+}
+void virtser_send(const uint8_t byte)
+{
+ uint8_t timeout = 255;
+ uint8_t ep = Endpoint_GetCurrentEndpoint();
+
+ if (cdc_device.State.ControlLineStates.HostToDevice & CDC_CONTROL_LINE_OUT_DTR)
+ {
+ /* IN packet */
+ Endpoint_SelectEndpoint(cdc_device.Config.DataINEndpoint.Address);
+
+ if (!Endpoint_IsEnabled() || !Endpoint_IsConfigured()) {
+ Endpoint_SelectEndpoint(ep);
+ return;
+ }
+
+ while (timeout-- && !Endpoint_IsReadWriteAllowed()) _delay_us(40);
+
+ Endpoint_Write_8(byte);
+ CDC_Device_Flush(&cdc_device);
+
+ if (Endpoint_IsINReady()) {
+ Endpoint_ClearIN();
+ }
+
+ Endpoint_SelectEndpoint(ep);
+ }
+}
+#endif
/*******************************************************************************
* main
@@ -918,6 +1016,10 @@ int main(void)
sleep_led_init();
#endif
+#ifdef VIRTSER_ENABLE
+ virtser_init();
+#endif
+
print("Keyboard start.\n");
while (1) {
#ifndef BLUETOOTH_ENABLE
@@ -936,6 +1038,11 @@ int main(void)
#endif
keyboard_task();
+#ifdef VIRTSER_ENABLE
+ virtser_task();
+ CDC_Device_USBTask(&cdc_device);
+#endif
+
#if !defined(INTERRUPT_CONTROL_ENDPOINT)
USB_USBTask();
#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-27 06:57:53 +0000