Kbuild: Bluetooth driver support.

This commit adds the Makefile and Kconfig files
to support the bluetooth driver in the Kbuild system.

Signed-off-by: Juan Manuel Cruz <juan.m.cruz.alcaraz@linux.intel.com>
Change-Id: I1f72b13aca8fb098eece04c4f0e1b680639b520f

Makefile

@@ -575,7 +575,7 @@ scripts: scripts_basic include/config/auto.conf include/config/tristate.conf \
 	$(Q)$(MAKE) $(build)=$(@)
 
 # Objects we will link into tinymountain / subdirs we need to visit
-core-y := arch/ kernel/ misc/ lib/
+core-y := arch/ kernel/ misc/ lib/ net/
 bsp-y  := drivers/
 
 ifneq ($(strip $(PROJECT)),)
@@ -1529,7 +1529,7 @@ QEMU_FLAGS = $(QEMU_FLAGS_$(SRCARCH)) -pidfile qemu.pid
 qemu: tinymountain
 	@echo "To exit from QEMU enter: 'CTRL+a, x'"
 	@echo '[QEMU] CPU: $(QEMU_CPU_TYPE_$(SRCARCH))'
-	$(Q)$(QEMU) $(QEMU_FLAGS) -kernel $(KERNEL_NAME).elf
+	$(Q)$(QEMU) $(QEMU_FLAGS) $(QEMU_EXTRA_FLAGS) -kernel $(KERNEL_NAME).elf
 
 # Single targets
 # ---------------------------------------------------------------------------

Makefile.inc

@@ -34,7 +34,7 @@ rm-files:= final-linker.cmd linker.cmd modules.order \
 	*kernel.map *kernel.elf qemu.pid
 rm-objects:= *.o
 rm-dirs := arch drivers include kernel lib misc \
-	scripts source
+	scripts source net
 
 cmd_clean_inner_files = \
 	 $(shell cd $(PROJECT_BASE);rm $(rm-files) -f; rm $(rm-dirs) -rf)

arch/arm/fsl_frdm_k64f/Makefile

@@ -1,5 +1,6 @@
 EXTRA_CFLAGS +=-I$(srctree)/include/bsp
 EXTRA_CFLAGS +=-I$(srctree)/include/drivers
+EXTRA_CFLAGS +=-I$(srctree)/drivers
 EXTRA_CFLAGS +=-I$(srctree)/arch/arm/fsl_frdm_k64f
 
 EXTRA_AFLAGS := ${EXTRA_CFLAGS}

arch/arm/ti_lm3s6965/Makefile

@@ -1,5 +1,6 @@
 EXTRA_CFLAGS +=-I$(srctree)/include/bsp
 EXTRA_CFLAGS +=-I$(srctree)/include/drivers
+EXTRA_CFLAGS +=-I$(srctree)/drivers
 EXTRA_CFLAGS +=-I$(srctree)/arch/arm/ti_lm3s6965
 
 EXTRA_AFLAGS := ${EXTRA_CFLAGS}

arch/x86/generic_pc/Makefile

@@ -1,5 +1,6 @@
 EXTRA_CFLAGS +=-I$(srctree)/arch/x86
 EXTRA_CFLAGS +=-I$(srctree)/include/drivers
+EXTRA_CFLAGS +=-I$(srctree)/drivers
 EXTRA_AFLAGS := ${EXTRA_CFLAGS}
 
 obj-y = system.o

drivers/Kconfig

@@ -47,3 +47,5 @@ config DRV_RANDOM
 	This option enables the random number generator driver.
 
 source "drivers/random/Kconfig"
+
+source "drivers/bluetooth/Kconfig"

drivers/Makefile

@@ -3,3 +3,4 @@ obj-$(CONFIG_DRV_SERIAL) += serial/
 obj-$(CONFIG_DRV_TIMER) += timer/
 obj-$(CONFIG_DRV_INTCTL) += interrupt_controller/
 obj-$(CONFIG_DRV_PCI) += pci/
+obj-$(CONFIG_BLUETOOTH) += bluetooth/

drivers/bluetooth/Kconfig

@@ -0,0 +1,81 @@
+# bluetooth.kconf - Bluetooth LE configuration options
+
+#
+# Copyright (c) 2015 Intel Corporation
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#
+# 1) Redistributions of source code must retain the above copyright notice,
+# this list of conditions and the following disclaimer.
+#
+# 2) Redistributions in binary form must reproduce the above copyright notice,
+# this list of conditions and the following disclaimer in the documentation
+# and/or other materials provided with the distribution.
+#
+# 3) Neither the name of Intel Corporation nor the names of its contributors
+# may be used to endorse or promote products derived from this software without
+# specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+#
+
+#
+# Bluetooth options
+#
+menu "Bluetooth Options"
+
+config	BLUETOOTH
+	bool
+	prompt "Bluetooth LE support [EXPERIMENTAL]"
+	default n
+	help
+	  This option enables Bluetooth Low Energy support.
+
+config	BLUETOOTH_DEBUG
+	bool
+	prompt "Bluetooth LE debug support"
+	depends on BLUETOOTH
+	default n
+	help
+	  This option enables Bluetooth debug going to standard
+	  serial console.
+
+config	BLUETOOTH_DEBUG_UART
+	bool
+	prompt "Bluetooth UART driver debug"
+	depends on BLUETOOTH_DEBUG
+	default n
+	help
+	  This option enables debug support for Bluetooth UART
+	  driver
+
+config	BLUETOOTH_DEBUG_HCI_CORE
+	bool
+	prompt "Bluetooth HCI core debug"
+	depends on BLUETOOTH_DEBUG
+	default n
+	help
+	  This option enables debug support for Bluetooth HCI
+	  core
+
+config	BLUETOOTH_UART
+	bool
+	prompt "Bluetooth UART driver"
+	depends on BLUETOOTH
+	select UART_INTERRUPT_DRIVEN
+	default n
+	help
+	  Enable Bluetooth UART driver.
+
+endmenu

drivers/bluetooth/Makefile

@@ -0,0 +1,19 @@
+EXTRA_CFLAGS +=-I$(srctree)/include/drivers
+
+ifeq (${CONFIG_BSP_GENERIC_PC},y)
+EXTRA_CFLAGS +=-I$(srctree)/arch/x86/generic_pc
+endif
+
+ifeq (${CONFIG_BSP_QUARK},y)
+EXTRA_CFLAGS +=-I$(srctree)/arch/x86/quark
+endif
+
+ifeq (${CONFIG_BSP_FSL_FRDM_K64F},y)
+EXTRA_CFLAGS +=-I$(srctree)/arch/arm/fsl_frdm_k64f
+endif
+
+ifeq (${CONFIG_BSP_TI_LM3S6965},y)
+EXTRA_CFLAGS +=-I$(srctree)/arch/arm/ti_lm3s6965
+endif
+
+obj-y=uart.o

net/Makefile

@@ -0,0 +1 @@
+obj-$(CONFIG_BLUETOOTH) = bluetooth/

net/bluetooth/Makefile

@@ -0,0 +1,5 @@
+obj-y = att.o \
+	buf.o \
+	conn.o \
+	hci_core.o \
+	l2cap.o