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Date: Fri, 11 Sep 2009 18:58:46 -0700
From: "Nicholas A. Bellinger" <nab@...ux-iscsi.org>
To: LKML <linux-kernel@...r.kernel.org>,
linux-scsi <linux-scsi@...r.kernel.org>
Cc: Andrew Morton <akpm@...ux-foundation.org>,
Greg KH <greg@...ah.com>,
Douglas Gilbert <dgilbert@...erlog.com>,
James Bottomley <James.Bottomley@...senPartnership.com>,
Hannes Reinecke <hare@...e.de>,
FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>,
Mike Christie <michaelc@...wisc.edu>,
Joel Becker <joel.becker@...cle.com>,
"Martin K. Petersen" <martin.petersen@...cle.com>,
Christoph Hellwig <hch@....de>,
Linus Torvalds <torvalds@...ux-foundation.org>,
Alan Stern <stern@...land.harvard.edu>,
Boaz Harrosh <bharrosh@...asas.com>,
Florian Haas <florian.haas@...bit.com>,
Philipp Reisner <philipp.reisner@...bit.com>
Subject: [RFC PATCH 19/19] Target_Core_Mod Makefile/Kconfig and div64.c
[RFC PATCH 19/19] Target_Core_Mod Makefile/Kconfig and div64.c
This patch adds the remaining misc Makefile and Kconfig changes
It also has wrappers for unsigned long division in div64c, that will be converted to
include/asm-generic/div64.h
Signed-off-by: Nicholas A. Bellinger <nab@...ux-iscsi.org>
diff --git a/drivers/target/div64.c b/drivers/target/div64.c
new file mode 100644
index 0000000..6d59864
--- /dev/null
+++ b/drivers/target/div64.c
@@ -0,0 +1,16 @@
+#include <asm/types.h>
+#include <asm/div64.h>
+
+#if BITS_PER_LONG == 32
+
+u64 __udivdi3(u64 a, u64 b)
+{
+ do_div(a, b);
+ return a;
+}
+
+u64 __umoddi3(u64 a, u64 b)
+{
+ return do_div(a, b);
+}
+#endif
diff --git a/drivers/target/Makefile b/drivers/target/Makefile
new file mode 100644
index 0000000..3e413b0
--- /dev/null
+++ b/drivers/target/Makefile
@@ -0,0 +1,96 @@
+CWD=$(shell pwd)
+
+PYX_ISCSI_VENDOR ?="Linux-iSCSI.org"
+
+# Transport Plugins and Devices.
+ #
+LINUX_PARALLEL_SCSI ?= 1
+LINUX_STGT ?= 1
+LINUX_SCSI_MEDIA_ROM ?= 1
+LINUX_PARALLEL_ATA ?= 0
+LINUX_IBLOCK ?= 1
+LINUX_RAMDISK ?= 1
+LINUX_FILEIO ?= 1
+
+LINUX_VPD_PAGE_CHECK?=1
+LIO_TARGET_CONFIGFS?=1
+
+MODVER ?= 1
+USEGDB ?= 1
+DEBUG_DEV ?= 0
+SNMP_FEATURE ?= 1
+
+obj-$(CONFIG_TARGET_CORE) += target_core_mod.o
+target_core_mod-objs := target_core_configfs.o \
+ target_core_device.o \
+ target_core_hba.o \
+ target_core_plugin.o \
+ target_core_pr.o \
+ target_core_alua.o \
+ target_core_scdb.o \
+ target_core_seobj.o \
+ target_core_tmr.o \
+ target_core_tpg.o \
+ target_core_transport.o \
+ target_core_ua.o \
+ div64.o
+
+ifeq ($(LINUX_IBLOCK), 1)
+target_core_mod-objs += target_core_iblock.o
+EXTRA_CFLAGS += -DPYX_IBLOCK
+endif
+ifeq ($(LINUX_PARALLEL_SCSI), 1)
+target_core_mod-objs += target_core_pscsi.o
+EXTRA_CFLAGS += -DPARALLEL_SCSI
+endif
+ifeq ($(LINUX_STGT), 1)
+target_core_mod-objs += target_core_stgt.o
+EXTRA_CFLAGS += -DSTGT_PLUGIN
+endif
+ifeq ($(LINUX_RAMDISK), 1)
+target_core_mod-objs += target_core_rd.o
+EXTRA_CFLAGS += -DPYX_RAMDISK
+endif
+ifeq ($(LINUX_FILEIO), 1)
+target_core_mod-objs += target_core_file.o
+EXTRA_CFLAGS += -DPYX_FILEIO
+endif
+ifeq ($(SNMP_FEATURE), 1)
+target_core_mod-objs += target_core_mib.o
+EXTRA_CFLAGS += -DSNMP_SUPPORT
+endif
+ifeq ($(LINUX_VPD_PAGE_CHECK), 1)
+EXTRA_CFLAGS += -DLINUX_VPD_PAGE_CHECK
+endif
+ifeq ($(LINUX_SCSI_MEDIA_ROM), 1)
+EXTRA_CFLAGS += -DLINUX_SCSI_MEDIA_ROM
+endif
+ifeq ($(DEBUG_DEV), 1)
+EXTRA_CFLAGS += -DDEBUG_DEV
+endif
+
+
+EXTRA_CFLAGS+=-I$(CWD)/drivers/target/ -I$(CWD)/drivers/scsi/
+EXTRA_CFLAGS+=-D_TARGET -DLINUX -DLINUX_KERNEL_26 -DLINUX_SCSI_HOST_LOCK -DLINUX_USE_SIGHAND
+EXTRA_CFLAGS+=-DLINUX_SCATTERLIST_HAS_PAGE -DPYX_ISCSI_VENDOR='"Linux-iSCSI.org"'
+
+all:
+ $(MAKE) -C $(KERNEL_DIR) SUBDIRS=$(CWD) modules CWD=$(CWD) ARCH=$(ARCH) KBUILD_VERBOSE=0
+
+install ins:
+ rm -f /lib/modules/`uname -r`/kernel/drivers/scsi/iscsi_target_mod.ko
+ rm -f /lib/modules/`uname -r`/kernel/drivers/iscsi/iscsi_target_mod.ko
+ mkdir -p /lib/modules/`uname -r`/kernel/drivers/iscsi
+ cp -f iscsi_target_mod.ko /lib/modules/`uname -r`/kernel/drivers/iscsi
+ cp -f target_core_mod.ko /lib/modules/`uname -r`/kernel/drivers/iscsi
+ depmod -ae
+
+
+
+clean:
+ rm -f $(foreach prog,$(target_core_mod-objs) $(obj-m),$(CWD)/$(prog)) $(CWD)/target_core_mod.mod.o
+ rm -f target_core_mod.ko target_core_mod.mod.c
+ rm -f .*.cmd ../common/.*.cmd .make_autoconfig *~
+ rm -fr .tmp_versions
+
+
diff --git a/drivers/target/Kconfig b/drivers/target/Kconfig
new file mode 100644
index 0000000..04564f1
--- /dev/null
+++ b/drivers/target/Kconfig
@@ -0,0 +1,7 @@
+config TARGET_CORE
+ tristate "Generic Target Core Engine and ConfigFS Infrastructure"
+ select CONFIGFS_FS
+ select SCSI_TGT
+ default m
+ ---help---
+ Say Y here to enable the Storage Engine, Subsystem Plugins, and ConfigFS enabled control path for the Generic Target Engine.
--
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