add support for Synopsys ARCv3

3 files changed, 36 insertions, 11 deletions

diff --git a/target/arc/Makefile b/target/arc/Makefile
index 8eed37760..decdd8176 100644
--- a/target/arc/Makefile
+++ b/target/arc/Makefile
@@ -5,10 +5,12 @@ include $(ADK_TOPDIR)/rules.mk
 include $(ADK_TOPDIR)/mk/kernel-build.mk
 include $(ADK_TOPDIR)/mk/image.mk
 
+KERNEL:=$(LINUX_DIR)/$(ADK_TARGET_KERNEL)
 ifeq ($(ADK_TARGET_KERNEL_UIMAGE),y)
 KERNEL:=$(LINUX_DIR)/arch/arc/boot/uImage
-else
-KERNEL:=$(LINUX_DIR)/$(ADK_TARGET_KERNEL)
+endif
+ifeq ($(ADK_TARGET_KERNEL_LOADER),y)
+KERNEL:=$(LINUX_DIR)/arch/arc/boot/loader
 endif
 
 QEMU_ARGS:=-monitor none -serial stdio
@@ -16,13 +18,25 @@ QEMU_ARGS+=-netdev user,id=eth0 -device virtio-net-device,netdev=eth0
 QEMU_ARGS+=${ADK_QEMU_ARGS}
 
 ifeq ($(ADK_TARGET_CPU_ARC_ARC700),y)
+QEMU:=qemu-system-arc
 QEMU_ARGS+=-cpu arc700
 endif
 
 ifeq ($(ADK_TARGET_CPU_ARC_ARCHS),y)
+QEMU:=qemu-system-arc
 QEMU_ARGS+=-cpu archs
 endif
 
+ifeq ($(ADK_TARGET_CPU_ARC_ARC32),y)
+QEMU:=qemu-system-arc
+QEMU_ARGS+=-cpu hs5x -M virt,ram_start=0
+endif
+
+ifeq ($(ADK_TARGET_CPU_ARC_ARC64),y)
+QEMU:=qemu-system-arc64
+QEMU_ARGS+=-cpu hs6x -M virt,ram_start=0
+endif
+
 # target helper text
 ifeq ($(ADK_TARGET_FS),archive)
 targethelp:
@@ -43,7 +57,7 @@ targethelp:
 	@echo 'The kernel+initramfs file is: $(FW_DIR)/${TARGET_KERNEL}'
 ifeq ($(ADK_TARGET_QEMU),y)
 	@echo "Start qemu with following command line:"
-	@echo 'qemu-system-${ADK_TARGET_CPU_ARCH} ${QEMU_ARGS} -kernel $(FW_DIR)/$(TARGET_KERNEL)'
+	@echo '${QEMU} ${QEMU_ARGS} -kernel $(FW_DIR)/$(TARGET_KERNEL)'
 endif
 ifeq ($(ADK_TARGET_SYSTEM_SYNOPSYS_NSIM),y)
 ifeq ($(ADK_TARGET_LITTLE_ENDIAN),y)
diff --git a/target/arc/systems/qemu-arc b/target/arc/systems/qemu-arc
index 982534519..3c8445eb9 100644
--- a/target/arc/systems/qemu-arc
+++ b/target/arc/systems/qemu-arc
@@ -2,8 +2,8 @@ config ADK_TARGET_SYSTEM_QEMU_ARC
 	bool "Qemu Emulator"
 	select ADK_TARGET_QEMU
 	select ADK_TARGET_KERNEL_WITH_COMPRESSION
-	select ADK_TARGET_CPU_ARC_ARCHS
 	select ADK_TARGET_LITTLE_ENDIAN
+	select ADK_TARGET_KERNEL_LOADER
 	help
 	  Support for QEMU ARC Emulator.
 
diff --git a/target/arc/uclibc-ng.config b/target/arc/uclibc-ng.config
index b20bca4ff..273722b4e 100644
--- a/target/arc/uclibc-ng.config
+++ b/target/arc/uclibc-ng.config
@@ -1,6 +1,6 @@
 #
 # Automatically generated file; DO NOT EDIT.
-# uClibc-ng 1.0.25 C Library Configuration
+# uClibc-ng 1.0.45 C Library Configuration
 #
 # TARGET_aarch64 is not set
 # TARGET_alpha is not set
@@ -10,11 +10,13 @@ TARGET_arc=y
 # TARGET_bfin is not set
 # TARGET_c6x is not set
 # TARGET_cris is not set
+# TARGET_csky is not set
 # TARGET_frv is not set
 # TARGET_h8300 is not set
 # TARGET_hppa is not set
 # TARGET_i386 is not set
 # TARGET_ia64 is not set
+# TARGET_kvx is not set
 # TARGET_lm32 is not set
 # TARGET_m68k is not set
 # TARGET_metag is not set
@@ -24,11 +26,16 @@ TARGET_arc=y
 # TARGET_nios2 is not set
 # TARGET_or1k is not set
 # TARGET_powerpc is not set
+# TARGET_riscv64 is not set
+# TARGET_riscv32 is not set
 # TARGET_sh is not set
 # TARGET_sparc is not set
 # TARGET_sparc64 is not set
+# TARGET_tile is not set
 # TARGET_x86_64 is not set
 # TARGET_xtensa is not set
+TARGET_LDSO_NAME="ld-uClibc"
+TARGET_ARCH_BITS=32
 
 #
 # Target Architecture Features and Options
@@ -45,16 +52,15 @@ TARGET_SUBARCH=""
 # Using ELF file format
 #
 ARCH_ANY_ENDIAN=y
-ARCH_BIG_ENDIAN=y
-ARCH_WANTS_BIG_ENDIAN=y
-# ARCH_WANTS_LITTLE_ENDIAN is not set
+ARCH_LITTLE_ENDIAN=y
+# ARCH_WANTS_BIG_ENDIAN is not set
+ARCH_WANTS_LITTLE_ENDIAN=y
 ARCH_HAS_MMU=y
 ARCH_USE_MMU=y
 UCLIBC_HAS_FLOATS=y
 UCLIBC_HAS_FPU=y
 DO_C99_MATH=y
 DO_XSI_MATH=y
-# UCLIBC_HAS_FENV is not set
 UCLIBC_HAS_LONG_DOUBLE_MATH=y
 KERNEL_HEADERS=""
 HAVE_DOT_CONFIG=y
@@ -63,6 +69,7 @@ HAVE_DOT_CONFIG=y
 # General Library Settings
 #
 DOPIC=y
+HAVE_LDSO=y
 HAVE_SHARED=y
 # FORCE_SHAREABLE_TEXT_SEGMENTS is not set
 LDSO_LDD_SUPPORT=y
@@ -78,7 +85,6 @@ LDSO_RUNPATH_OF_EXECUTABLE=y
 LDSO_SAFE_RUNPATH=y
 LDSO_SEARCH_INTERP_PATH=y
 LDSO_LD_LIBRARY_PATH=y
-LDSO_NO_CLEANUP=y
 UCLIBC_CTOR_DTOR=y
 # LDSO_GNU_HASH_SUPPORT is not set
 # HAS_NO_THREADS is not set
@@ -87,6 +93,7 @@ UCLIBC_HAS_THREADS_NATIVE=y
 UCLIBC_HAS_THREADS=y
 UCLIBC_HAS_TLS=y
 PTHREADS_DEBUG_SUPPORT=y
+PTHREADS_STACK_DEFAULT_SIZE=2097152
 UCLIBC_HAS_SYSLOG=y
 UCLIBC_HAS_LFS=y
 # MALLOC is not set
@@ -130,6 +137,7 @@ UCLIBC_HAS_GNU_ERROR=y
 UCLIBC_BSD_SPECIFIC=y
 UCLIBC_HAS_BSD_ERR=y
 UCLIBC_HAS_OBSOLETE_BSD_SIGNAL=y
+# UCLIBC_HAS_BSD_B64_NTOP_B64_PTON is not set
 # UCLIBC_HAS_OBSOLETE_SYSV_SIGNAL is not set
 # UCLIBC_NTP_LEGACY is not set
 UCLIBC_SV4_DEPRECATED=y
@@ -152,6 +160,10 @@ UCLIBC_HAS_BSD_RES_CLOSE=y
 UCLIBC_HAS_COMPAT_RES_STATE=y
 # UCLIBC_HAS_EXTRA_COMPAT_RES_STATE is not set
 UCLIBC_HAS_RESOLVER_SUPPORT=y
+# UCLIBC_DNSRAND_MODE_URANDOM is not set
+# UCLIBC_DNSRAND_MODE_CLOCK is not set
+UCLIBC_DNSRAND_MODE_PRNGPLUS=y
+# UCLIBC_DNSRAND_MODE_SIMPLECOUNTER is not set
 
 #
 # String and Stdio Support
@@ -221,7 +233,6 @@ HARDWIRED_ABSPATH=y
 #
 # Security options
 #
-# UCLIBC_HAS_ARC4RANDOM is not set
 # UCLIBC_HAS_SSP is not set
 # UCLIBC_BUILD_RELRO is not set
 # UCLIBC_BUILD_NOW is not set