Big refactoring of toolchain definitions by Mike Smith

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5379 42af7a65-404d-4744-a932-0658087f49c3

2 files changed, 240 insertions, 0 deletions

diff --git a/nuttx/arch/mips/src/mips32/Kconfig b/nuttx/arch/mips/src/mips32/Kconfig
index 1b4499568..b8b5d9b92 100644
--- a/nuttx/arch/mips/src/mips32/Kconfig
+++ b/nuttx/arch/mips/src/mips32/Kconfig
@@ -6,4 +6,45 @@
 if ARCH_MIPS32
 comment "MIPS32 Configuration Options"
 
+choice
+	prompt "Toolchain Selection"
+	default MIPS32_TOOLCHAIN_MICROCHIPW_LITE if HOST_WINDOWS
+	default MIPS32_TOOLCHAIN_GNU_ELF if !HOST_WINDOWS
+
+config MIPS32_TOOLCHAIN_GNU_ELF
+	bool "Generic GNU ELF toolchain"
+	---help---
+		This option should work for any modern GNU toolchain (GCC 4.5 or newer)
+		configured for mips32-elf.
+
+config MIPS32_TOOLCHAIN_MICROCHIPL
+	bool "Microchip C32 toolchain under Linux"
+	depends on HOST_LINUX
+
+config MIPS32_TOOLCHAIN_MICROCHIPL_LITE
+	bool "Microchip C32 toolchain under Linux (Lite edition)"
+	depends on HOST_LINUX
+
+config MIPS32_TOOLCHAIN_MICROCHIPW
+	bool "Microchip C32 toolchain under Windows"
+	depends on HOST_WINDOWS
+
+config MIPS32_TOOLCHAIN_MICROCHIPW_LITE
+	bool "Microchip C32 toolchain under Windows (Lite edition)"
+	depends on HOST_WINDOWS
+
+config MIPS32_TOOLCHAIN_MICROCHIPOPENL
+	bool "microchipOpen toolchain under Linux"
+	depends on HOST_LINUX
+
+config MIPS32_TOOLCHAIN_PINGUINOW
+	bool "Pinguino mips-elf toolchain under Windows"
+	depends on HOST_WINDOWS
+
+config MIPS32_TOOLCHAIN_PINGUINOL
+	bool "Pinguino mips-elf toolchain under OS X or Linux"
+	depends on HOST_LINUX || HOST_OSX
+
+endchoice
+
 endif
diff --git a/nuttx/arch/mips/src/mips32/Toolchain.defs b/nuttx/arch/mips/src/mips32/Toolchain.defs
new file mode 100644
index 000000000..9a39c5eda
--- /dev/null
+++ b/nuttx/arch/mips/src/mips32/Toolchain.defs
@@ -0,0 +1,199 @@
+############################################################################
+# arch/mips/src/mips32/Toolchain.defs
+#
+#   Copyright (C) 2012 Gregory Nutt. All rights reserved.
+#   Author: Gregory Nutt <gnutt@nuttx.org>
+#
+# 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 NuttX 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 OWNER 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.
+#
+############################################################################
+
+# Setup for the selected toolchain
+
+#
+# Handle old-style chip-specific toolchain names in the absence of
+# a new-style toolchain specification, force the selection of a single
+# toolchain and allow the selected toolchain to be overridden by a
+# command-line selection.
+#
+ifeq ($(filter y, \
+      $(CONFIG_MIPS32_TOOLCHAIN_GNU_ELF) \
+    ),y)
+  CONFIG_MIPS32_TOOLCHAIN ?= GNU_ELF
+endif
+ifeq ($(filter y, \
+      $(CONFIG_PIC32MX_MICROCHIPL) \
+      $(CONFIG_MIPS32_TOOLCHAIN_MICROCHIPL) \
+    ),y)
+  CONFIG_MIPS32_TOOLCHAIN ?= MICROCHIPL
+endif
+ifeq ($(filter y, \
+      $(CONFIG_PIC32MX_MICROCHIPL_LITE) \
+      $(CONFIG_MIPS32_TOOLCHAIN_MICROCHIPL_LITE) \
+    ),y)
+  CONFIG_MIPS32_TOOLCHAIN ?= MICROCHIPL_LITE
+endif
+ifeq ($(filter y, \
+      $(CONFIG_PIC32MX_MICROCHIPW) \
+      $(CONFIG_MIPS32_TOOLCHAIN_MICROCHIPW) \
+    ),y)
+  CONFIG_MIPS32_TOOLCHAIN ?= MICROCHIPW
+endif
+ifeq ($(filter y, \
+      $(CONFIG_PIC32MX_MICROCHIPW_LITE) \
+      $(CONFIG_MIPS32_TOOLCHAIN_MICROCHIPW_LITE) \
+    ),y)
+  CONFIG_MIPS32_TOOLCHAIN ?= MICROCHIPW_LITE
+endif
+ifeq ($(filter y, \
+      $(CONFIG_PIC32MX_MICROCHIPOPENL) \
+      $(CONFIG_MIPS32_TOOLCHAIN_MICROCHIPOPENL) \
+    ),y)
+  CONFIG_MIPS32_TOOLCHAIN ?= MICROCHIPOPENL
+endif
+ifeq ($(filter y, \
+      $(CONFIG_PIC32MX_PINGUINOW) \
+      $(CONFIG_MIPS32_TOOLCHAIN_PINGUINOW) \
+    ),y)
+  CONFIG_MIPS32_TOOLCHAIN ?= PINGUINOW
+endif
+ifeq ($(filter y, \
+      $(CONFIG_PIC32MX_PINGUINOL) \
+      $(CONFIG_MIPS32_TOOLCHAIN_PINGUINOL) \
+    ),y)
+  CONFIG_MIPS32_TOOLCHAIN ?= PINGUINOL
+endif
+
+#
+# Supported toolchains
+#
+# Each toolchain definition should set:
+#
+#  CROSSDEV         The GNU toolchain triple (command prefix)
+#  ARCROSSDEV       If required, an alternative prefix used when 
+#                   invoking ar and nm.
+#  ARCHCPUFLAGS     CPU-specific flags selecting the instruction set
+#                   FPU options, etc.
+#  MAXOPTIMIZATION  The maximum optimization level that results in
+#                   reliable code generation.
+#
+
+# Generic GNU mip32 toolchain on OS X or Linux
+
+ifeq ($(CONFIG_MIPS32_TOOLCHAIN),GNU_ELF)
+  CROSSDEV = mips-elf-
+  MAXOPTIMIZATION = -O2
+  ARCHCPUFLAGS = -mlong32 -membedded-data -msoft-float -march=24kc -EL
+  ARCHPICFLAGS = -fpic -membedded-pic
+  LDFLAGS += -nostartfiles -nodefaultlibs
+  LDSCRIPT = mips-elf-debug.ld
+endif
+
+# Microchip C32 toolchain under Linux
+
+ifeq ($(CONFIG_MIPS32_TOOLCHAIN),MICROCHIPL)
+  CROSSDEV = pic32-
+  # CROSSDEV = xc32-
+  MAXOPTIMIZATION = -O2
+  ARCHCPUFLAGS = -mprocessor=elf32pic32mx -mno-float -mlong32 -membedded-data
+  ARCHPICFLAGS = -fpic -membedded-pic
+  LDFLAGS += -nostartfiles -nodefaultlibs
+  LDSCRIPT = xc32-debug.ld
+endif
+
+# Microchip C32 toolchain under Windows
+
+ifeq ($(CONFIG_MIPS32_TOOLCHAIN),MICROCHIPW)
+  CROSSDEV = pic32-
+  # CROSSDEV = xc32-
+  WINTOOL = y
+  MAXOPTIMIZATION = -O2
+  ARCHCPUFLAGS = -mprocessor=elf32pic32mx -mno-float -mlong32 -membedded-data
+  ARCHPICFLAGS = -fpic -membedded-pic
+  LDFLAGS += -nostartfiles -nodefaultlibs
+  LDSCRIPT = c32-debug.ld
+endif
+
+# Microchip C32 toolchain under Linux
+
+ifeq ($(CONFIG_MIPS32_TOOLCHAIN),MICROCHIPL_LITE)
+  CROSSDEV = pic32-
+  # CROSSDEV = xc32-
+  # MAXOPTIMIZATION = -O2
+  ARCHCPUFLAGS = -mprocessor=elf32pic32mx -mno-float -mlong32 -membedded-data
+  ARCHPICFLAGS = -fpic -membedded-pic
+  LDFLAGS += -nostartfiles -nodefaultlibs
+  LDSCRIPT = xc32-debug.ld
+endif
+
+# Microchip C32 toolchain under Windows
+
+ifeq ($(CONFIG_MIPS32_TOOLCHAIN),MICROCHIPW_LITE)
+  CROSSDEV = pic32-
+  # CROSSDEV = xc32-
+  WINTOOL = y
+  # MAXOPTIMIZATION = -O2
+  ARCHCPUFLAGS = -mprocessor=elf32pic32mx -mno-float -mlong32 -membedded-data
+  ARCHPICFLAGS = -fpic -membedded-pic
+  LDFLAGS += -nostartfiles -nodefaultlibs
+  LDSCRIPT = c32-debug.ld
+endif
+
+# microchipOpen toolchain under Linux
+
+ifeq ($(CONFIG_MIPS32_TOOLCHAIN),MICROCHIPOPENL)
+  CROSSDEV = mypic32-
+  # MAXOPTIMIZATION = -O2
+  ARCHCPUFLAGS = -mprocessor=elf32pic32mx -mno-float -mlong32 -membedded-data
+  ARCHPICFLAGS = -fpic -membedded-pic
+  LDFLAGS += -nostartfiles -nodefaultlibs
+  LDSCRIPT = c32-debug.ld
+endif
+
+# Pinguino mips-elf toolchain under Windows
+
+ifeq ($(CONFIG_MIPS32_TOOLCHAIN),PINGUINOW)
+  CROSSDEV = mips-
+  WINTOOL = y
+  MAXOPTIMIZATION = -O2
+  ARCHCPUFLAGS = -mlong32 -membedded-data -msoft-float -march=24kc -EL
+  ARCHPICFLAGS = -fpic -membedded-pic
+  LDFLAGS += -nostartfiles -nodefaultlibs
+  LDSCRIPT = mips-elf-debug.ld
+endif
+
+# Pinguino mips-elf toolchain under OS X or Linux
+
+ifeq ($(CONFIG_MIPS32_TOOLCHAIN),PINGUINOL)
+  CROSSDEV = mips-elf-
+  MAXOPTIMIZATION = -O2
+  ARCHCPUFLAGS = -mlong32 -membedded-data -msoft-float -march=24kc -EL
+  ARCHPICFLAGS = -fpic -membedded-pic
+  LDFLAGS += -nostartfiles -nodefaultlibs
+  LDSCRIPT = mips-elf-debug.ld
+endif