add support for nds32 architecture

Verified on a FPGA board sponsored by Andes Technology.

Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>

8 files changed, 28 insertions, 1 deletions

diff --git a/target/config/Config.in.binutils b/target/config/Config.in.binutils
index 3d31a774b..494aa4469 100644
--- a/target/config/Config.in.binutils
+++ b/target/config/Config.in.binutils
@@ -17,11 +17,13 @@ config ADK_TOOLCHAIN_BINUTILS_GIT
 	depends on !ADK_TARGET_ARCH_ARC
 	depends on !ADK_TARGET_ARCH_AVR32
 	depends on !ADK_TARGET_ARCH_CRIS
+	depends on !ADK_TARGET_ARCH_NDS32
 
 config ADK_TOOLCHAIN_BINUTILS_2_26_1
 	bool "2.26.1"
 	depends on !ADK_TARGET_ARCH_ARC
 	depends on !ADK_TARGET_ARCH_AVR32
+	depends on !ADK_TARGET_ARCH_NDS32
 	depends on !ADK_TARGET_CPU_CRIS_CRISV10
 
 config ADK_TOOLCHAIN_BINUTILS_2_25_1
@@ -31,6 +33,7 @@ config ADK_TOOLCHAIN_BINUTILS_2_25_1
 	depends on !ADK_TARGET_ARCH_AVR32
 	depends on !ADK_TARGET_ARCH_H8300
 	depends on !ADK_TARGET_ARCH_MOXIE
+	depends on !ADK_TARGET_ARCH_NDS32
 	depends on !ADK_TARGET_CPU_CRIS_CRISV10
 
 config ADK_TOOLCHAIN_BINUTILS_2_24
diff --git a/target/config/Config.in.compiler b/target/config/Config.in.compiler
index ba41d89fb..c9d950c1d 100644
--- a/target/config/Config.in.compiler
+++ b/target/config/Config.in.compiler
@@ -33,6 +33,7 @@ config ADK_TOOLCHAIN_GCC_GIT
 	depends on !ADK_TARGET_ARCH_ARC
 	depends on !ADK_TARGET_ARCH_AVR32
 	depends on !ADK_TARGET_ARCH_METAG
+	depends on !ADK_TARGET_ARCH_NDS32
 	depends on !ADK_TARGET_ARCH_OR1K
 	select ADK_DISABLE_HONOUR_CFLAGS
 
@@ -41,6 +42,7 @@ config ADK_TOOLCHAIN_GCC_6_1_0
 	depends on !ADK_TARGET_ARCH_ARC
 	depends on !ADK_TARGET_ARCH_AVR32
 	depends on !ADK_TARGET_ARCH_METAG
+	depends on !ADK_TARGET_ARCH_NDS32
 	depends on !ADK_TARGET_ARCH_OR1K
 	select ADK_DISABLE_HONOUR_CFLAGS
 
@@ -54,6 +56,7 @@ config ADK_TOOLCHAIN_GCC_5_4_0
 	depends on !ADK_TARGET_ARCH_H8300
 	depends on !ADK_TARGET_ARCH_M32R
 	depends on !ADK_TARGET_ARCH_METAG
+	depends on !ADK_TARGET_ARCH_NDS32
 	depends on !ADK_TARGET_ARCH_OR1K
 	depends on !ADK_TARGET_SYSTEM_KINETIS_K70
 	depends on !(ADK_TARGET_LIB_GLIBC && ADK_TARGET_ARCH_SH)
diff --git a/target/config/Config.in.cpu b/target/config/Config.in.cpu
index 2b463ed33..d318a6440 100644
--- a/target/config/Config.in.cpu
+++ b/target/config/Config.in.cpu
@@ -720,7 +720,7 @@ config ADK_TARGET_CPU_MSP430
 # nds32
 config ADK_TARGET_CPU_NDS32
 	bool "nds32"
-	select ADK_TARGET_WITH_NPTL
+	select ADK_TARGET_WITH_LT
 	select ADK_TARGET_WITH_MMU
 	depends on ADK_TARGET_ARCH_NDS32
 
@@ -1437,6 +1437,7 @@ config ADK_TARGET_GCC_CPU
 	default "cortex-m4" if ADK_TARGET_CPU_ARM_CORTEX_M4
 	default "leon" if ADK_TARGET_CPU_SPARC_LEON
 	default "mpcore" if ADK_TARGET_CPU_ARM_ARM11MPCORE
+	default "n13" if ADK_TARGET_CPU_NDS32
 	default "powerpc" if ADK_TARGET_CPU_PPC
 	default "powerpc64" if ADK_TARGET_CPU_PPC64_POWERPC64
 	default "power6" if ADK_TARGET_CPU_PPC64_POWER6
@@ -1623,6 +1624,7 @@ config ADK_TARGET_CPU_TYPE
 	default "mips64r6" if ADK_TARGET_CPU_MIPS64_MIPS64R6
 	default "mips64" if ADK_TARGET_CPU_MIPS64_LOONGSON2F
 	default "ppc64" if ADK_TARGET_ARCH_PPC64
+	default "nds32" if ADK_TARGET_CPU_NDS32
 	default "v8" if ADK_TARGET_CPU_SPARC_V8
 	default "v9" if ADK_TARGET_CPU_SPARC64_V9
 	default "leon" if ADK_TARGET_CPU_SPARC_LEON
diff --git a/target/config/Config.in.gdb b/target/config/Config.in.gdb
index a9d279044..bbde9df6c 100644
--- a/target/config/Config.in.gdb
+++ b/target/config/Config.in.gdb
@@ -4,12 +4,14 @@
 choice
 prompt "GNU debugger version"
 default ADK_TOOLCHAIN_GDB_H8300_GIT if ADK_TARGET_ARCH_H8300
+default ADK_TOOLCHAIN_GDB_NDS32 if ADK_TARGET_ARCH_NDS32
 default ADK_TOOLCHAIN_GDB_7_11_1
 
 config ADK_TOOLCHAIN_GDB_GIT
 	bool "git"
 	depends on !ADK_TARGET_ARCH_AVR32
 	depends on !ADK_TARGET_ARCH_H8300
+	depends on !ADK_TARGET_ARCH_NDS32
 
 config ADK_TOOLCHAIN_GDB_H8300_GIT
 	bool "h8300-git"
@@ -19,16 +21,19 @@ config ADK_TOOLCHAIN_GDB_7_11_1
 	bool "7.11.1"
 	depends on !ADK_TARGET_ARCH_AVR32
 	depends on !ADK_TARGET_ARCH_H8300
+	depends on !ADK_TARGET_ARCH_NDS32
 
 config ADK_TOOLCHAIN_GDB_7_10_1
 	bool "7.10.1"
 	depends on !ADK_TARGET_ARCH_AVR32
 	depends on !ADK_TARGET_ARCH_H8300
+	depends on !ADK_TARGET_ARCH_NDS32
 
 config ADK_TOOLCHAIN_GDB_7_9_1
 	bool "7.9.1"
 	depends on !ADK_TARGET_ARCH_AVR32
 	depends on !ADK_TARGET_ARCH_H8300
+	depends on !ADK_TARGET_ARCH_NDS32
 
 config ADK_TOOLCHAIN_GDB_7_8_2
 	bool "7.8.2"
diff --git a/target/config/Config.in.kernelcfg b/target/config/Config.in.kernelcfg
index c1e562f7b..27a6bbf1e 100644
--- a/target/config/Config.in.kernelcfg
+++ b/target/config/Config.in.kernelcfg
@@ -23,4 +23,5 @@ config ADK_TARGET_KERNEL_DEFCONFIG
 	default "nsim_700_defconfig" if ADK_TARGET_SYSTEM_NSIM_ARCV1
 	default "nsim_hs_defconfig" if ADK_TARGET_SYSTEM_NSIM_ARCV2
 	default "10m50_defconfig" if ADK_TARGET_SYSTEM_QEMU_NIOS2
+	default "orca_defconfig" if ADK_TARGET_SYSTEM_ANDES_AG101P
 
diff --git a/target/config/Config.in.kernelversion b/target/config/Config.in.kernelversion
index 4411d78aa..b6b35d52f 100644
--- a/target/config/Config.in.kernelversion
+++ b/target/config/Config.in.kernelversion
@@ -11,15 +11,18 @@ default ADK_TARGET_KERNEL_VERSION_4_4_14
 
 config ADK_TARGET_KERNEL_VERSION_GIT
 	bool "linux-git"
+	depends on !ADK_TARGET_ARCH_NDS32
 
 config ADK_TARGET_KERNEL_VERSION_4_6_3
 	bool "4.6.3"
+	depends on !ADK_TARGET_ARCH_NDS32
 	depends on !ADK_TARGET_BOARD_BCM28XX
 	depends on !ADK_TARGET_SYSTEM_SOLIDRUN_IMX6
 	select ADK_TARGET_KERNEL_VERSION_4_6
 
 config ADK_TARGET_KERNEL_VERSION_4_5_7
 	bool "4.5.7"
+	depends on !ADK_TARGET_ARCH_NDS32
 	depends on !ADK_TARGET_ARCH_NIOS2
 	depends on !ADK_TARGET_BOARD_BCM28XX
 	depends on !ADK_TARGET_SYSTEM_SOLIDRUN_IMX6
@@ -27,6 +30,7 @@ config ADK_TARGET_KERNEL_VERSION_4_5_7
 
 config ADK_TARGET_KERNEL_VERSION_4_4_14
 	bool "4.4.14"
+	depends on !ADK_TARGET_ARCH_NDS32
 	depends on !ADK_TARGET_ARCH_NIOS2
 	depends on !ADK_TARGET_SYSTEM_SOLIDRUN_IMX6
 	select ADK_TARGET_KERNEL_VERSION_4_4
@@ -37,6 +41,7 @@ config ADK_TARGET_KERNEL_VERSION_4_1_26
 	depends on !ADK_TARGET_ARCH_BFIN
 	depends on !ADK_TARGET_ARCH_H8300
 	depends on !ADK_TARGET_ARCH_NIOS2
+	depends on !ADK_TARGET_ARCH_NDS32
 	depends on !ADK_TARGET_ARCH_SPARC
 	depends on !ADK_TARGET_SYSTEM_KINETIS_K70
 	select ADK_TARGET_KERNEL_VERSION_4_1
@@ -46,6 +51,7 @@ config ADK_TARGET_KERNEL_VERSION_3_18_33
 	depends on !ADK_TARGET_ARCH_ARC
 	depends on !ADK_TARGET_ARCH_BFIN
 	depends on !ADK_TARGET_ARCH_H8300
+	depends on !ADK_TARGET_ARCH_NDS32
 	depends on !ADK_TARGET_ARCH_NIOS2
 	depends on !ADK_TARGET_ARCH_SPARC
 	depends on !ADK_TARGET_BOARD_ATH79
@@ -60,6 +66,7 @@ config ADK_TARGET_KERNEL_VERSION_3_14_72
 	depends on !ADK_TARGET_ARCH_ARC
 	depends on !ADK_TARGET_ARCH_BFIN
 	depends on !ADK_TARGET_ARCH_H8300
+	depends on !ADK_TARGET_ARCH_NDS32
 	depends on !ADK_TARGET_ARCH_NIOS2
 	depends on !ADK_TARGET_ARCH_SPARC
 	depends on !ADK_TARGET_BOARD_ATH79
@@ -72,6 +79,7 @@ config ADK_TARGET_KERNEL_VERSION_3_12_59
 	depends on !ADK_TARGET_ARCH_ARC
 	depends on !ADK_TARGET_ARCH_BFIN
 	depends on !ADK_TARGET_ARCH_H8300
+	depends on !ADK_TARGET_ARCH_NDS32
 	depends on !ADK_TARGET_ARCH_NIOS2
 	depends on !ADK_TARGET_ARCH_SPARC
 	depends on !ADK_TARGET_BOARD_ATH79
@@ -86,6 +94,7 @@ config ADK_TARGET_KERNEL_VERSION_3_10_101
 	depends on !ADK_TARGET_ARCH_ARC
 	depends on !ADK_TARGET_ARCH_BFIN
 	depends on !ADK_TARGET_ARCH_H8300
+	depends on !ADK_TARGET_ARCH_NDS32
 	depends on !ADK_TARGET_ARCH_NIOS2
 	depends on !ADK_TARGET_ARCH_SPARC
 	depends on !ADK_TARGET_BOARD_ATH79
@@ -115,6 +124,7 @@ config ADK_TARGET_KERNEL_VERSION_3_2_80
 	depends on !ADK_TARGET_ARCH_ARC
 	depends on !ADK_TARGET_ARCH_BFIN
 	depends on !ADK_TARGET_ARCH_H8300
+	depends on !ADK_TARGET_ARCH_NDS32
 	depends on !ADK_TARGET_ARCH_NIOS2
 	depends on !ADK_TARGET_ARCH_SPARC
 	depends on !ADK_TARGET_BOARD_ATH79
@@ -129,6 +139,7 @@ config ADK_TARGET_KERNEL_VERSION_2_6_32_70
 	depends on !ADK_TARGET_ARCH_ARC
 	depends on !ADK_TARGET_ARCH_BFIN
 	depends on !ADK_TARGET_ARCH_H8300
+	depends on !ADK_TARGET_ARCH_NDS32
 	depends on !ADK_TARGET_ARCH_NIOS2
 	depends on !ADK_TARGET_ARCH_SPARC
 	depends on !ADK_TARGET_BOARD_ATH79
diff --git a/target/config/Config.in.runtime b/target/config/Config.in.runtime
index 6ed3bc5b7..6657e044c 100644
--- a/target/config/Config.in.runtime
+++ b/target/config/Config.in.runtime
@@ -285,6 +285,7 @@ config ADK_RUNTIME_CONSOLE_SERIAL_SPEED
 	default "9600" if ADK_TARGET_SYSTEM_FON_FON2100
 	default "9600" if ADK_TARGET_SYSTEM_NUMATO_MIMASV2
 	default "38400" if ADK_TARGET_SYSTEM_PCENGINES_WRAP	
+	default "38400" if ADK_TARGET_SYSTEM_ANDES_AG101P
 	default "115200"
 
 config ADK_RUNTIME_KBD_LAYOUT
diff --git a/target/config/Config.in.target b/target/config/Config.in.target
index ec72d1b44..5fef2270e 100644
--- a/target/config/Config.in.target
+++ b/target/config/Config.in.target
@@ -8,5 +8,6 @@ config ADK_TARGET_CMDLINE
 	default "kinetis_platform=k70-som" if ADK_TARGET_SYSTEM_KINETIS_K70
 	default "metag_da.console_poll=1" if ADK_TARGET_SYSTEM_QEMU_METAG
 	default "earlycon=uart8250,mmio32,0x9d050020,115200n8 console=ttyS0,115200n8" if ADK_TARGET_CPU_XTENSA_DE212
+	default "earlyprintk=uart8250-32bit,0x99600000" if ADK_TARGET_SYSTEM_ANDES_AG101P
 	default ""