[OpenWrt-Devel] [PATCH] MIPS64: add support for MIPS64R6
zh h
hua.zhang1974 at hotmail.com
Thu Feb 21 23:05:28 EST 2019
From: Hua Zhang <hua.zhang1974 at hotmail.com>
1. add support for MIPS64R6 in target.mk
2. add support for MIPS64R6 in target malta
3. add support for MIPS64R6 in gcc configuration
Signed-off-by: Hua Zhang <hua.zhang1974 at hotmail.com>
---
include/target.mk | 1 +
target/linux/malta/Makefile | 2 +-
target/linux/malta/README | 6 ++++
target/linux/malta/be64r6/config-default | 38 ++++++++++++++++++++++++
target/linux/malta/be64r6/target.mk | 10 +++++++
target/linux/malta/le64r6/config-default | 38 ++++++++++++++++++++++++
target/linux/malta/le64r6/target.mk | 10 +++++++
toolchain/gcc/common.mk | 10 +++++--
8 files changed, 112 insertions(+), 3 deletions(-)
create mode 100644 target/linux/malta/be64r6/config-default
create mode 100644 target/linux/malta/be64r6/target.mk
create mode 100644 target/linux/malta/le64r6/config-default
create mode 100644 target/linux/malta/le64r6/target.mk
diff --git a/include/target.mk b/include/target.mk
index 1d6888fde3..181aba9b3a 100644
--- a/include/target.mk
+++ b/include/target.mk
@@ -174,6 +174,7 @@ ifeq ($(DUMP),1)
CPU_CFLAGS_mips64 = -mips64 -mtune=mips64 -mabi=64
CPU_CFLAGS_24kc = -mips32r2 -mtune=24kc
CPU_CFLAGS_74kc = -mips32r2 -mtune=74kc
+ CPU_CFLAGS_mips64r6 = -mips64r6 -mtune=mips64r6 -mabi=64
CPU_CFLAGS_octeonplus = -march=octeon+ -mabi=64
endif
ifeq ($(ARCH),i386)
diff --git a/target/linux/malta/Makefile b/target/linux/malta/Makefile
index c71f34d109..5e1e745ba5 100644
--- a/target/linux/malta/Makefile
+++ b/target/linux/malta/Makefile
@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
BOARD:=malta
BOARDNAME:=MIPS Malta CoreLV board (qemu)
CPU_TYPE:=24kc
-SUBTARGETS:=le be le64 be64
+SUBTARGETS:=le be le64 be64 le64r6 be64r6
INITRAMFS_EXTRA_FILES:=
MAINTAINER:=Florian Fainelli <florian at openwrt.org>
FEATURES:=ramdisk
diff --git a/target/linux/malta/README b/target/linux/malta/README
index 0bb1a1e35a..f631007fcb 100644
--- a/target/linux/malta/README
+++ b/target/linux/malta/README
@@ -16,4 +16,10 @@ qemu-system-mips64el -kernel bin/targets/malta/le64/openwrt-malta-le64-vmlinux-i
For the 64 bit big-endian image:
qemu-system-mips64 -kernel bin/targets/malta/be64/openwrt-malta-be64-vmlinux-initramfs.elf -nographic -m 256
+For the 64 bit r6 little-endian image:
+qemu-system-mips64el -cpu I6400-kernel bin/targets/malta/le64r6/openwrt-malta-le64r6-vmlinux-initramfs.elf -nographic -m 256
+
+For the 64 bit r6 big-endian image:
+qemu-system-mips64 -cpu I6400 -kernel bin/targets/malta/be64r6/openwrt-malta-be64r6-vmlinux-initramfs.elf -nographic -m 256
+
and enjoy the system bootin.
diff --git a/target/linux/malta/be64r6/config-default b/target/linux/malta/be64r6/config-default
new file mode 100644
index 0000000000..3097d15cbf
--- /dev/null
+++ b/target/linux/malta/be64r6/config-default
@@ -0,0 +1,38 @@
+# CONFIG_32BIT is not set
+CONFIG_64BIT=y
+CONFIG_ARCH_DMA_ADDR_T_64BIT=y
+CONFIG_ARCH_MMAP_RND_BITS=12
+CONFIG_ARCH_MMAP_RND_BITS_MAX=18
+CONFIG_ARCH_MMAP_RND_BITS_MIN=12
+CONFIG_ARCH_MMAP_RND_COMPAT_BITS=8
+CONFIG_ARCH_USE_CMPXCHG_LOCKREF=y
+CONFIG_ARCH_WANT_COMPAT_IPC_PARSE_VERSION=y
+CONFIG_ARCH_WANT_OLD_COMPAT_IPC=y
+CONFIG_BINFMT_ELF32=y
+CONFIG_BLOCK_COMPAT=y
+CONFIG_COMPAT=y
+CONFIG_COMPAT_NETLINK_MESSAGES=y
+CONFIG_CPU_BIG_ENDIAN=y
+# CONFIG_CPU_LITTLE_ENDIAN is not set
+CONFIG_CPU_MIPS64=y
+CONFIG_CPU_MIPS64_R6=y
+CONFIG_CPU_MIPSR1=y
+CONFIG_CPU_SUPPORTS_64BIT_KERNEL=y
+CONFIG_CPU_SUPPORTS_HUGEPAGES=y
+CONFIG_HAVE_64BIT_ALIGNED_ACCESS=y
+CONFIG_HAVE_ARCH_MMAP_RND_COMPAT_BITS=y
+CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE=y
+CONFIG_HAVE_EBPF_JIT=y
+CONFIG_HAVE_VIRT_CPU_ACCOUNTING_GEN=y
+# CONFIG_HUGETLBFS is not set
+CONFIG_MIPS32_COMPAT=y
+CONFIG_MIPS32_N32=y
+CONFIG_MIPS32_O32=y
+# CONFIG_MIPS_VA_BITS_48 is not set
+CONFIG_MODULES_USE_ELF_RELA=y
+CONFIG_PCI_BUS_ADDR_T_64BIT=y
+CONFIG_PGTABLE_LEVELS=3
+CONFIG_PHYS_ADDR_T_64BIT=y
+CONFIG_SYSVIPC_COMPAT=y
+CONFIG_SYS_SUPPORTS_HUGETLBFS=y
+CONFIG_ZONE_DMA32=y
diff --git a/target/linux/malta/be64r6/target.mk b/target/linux/malta/be64r6/target.mk
new file mode 100644
index 0000000000..a645d01de3
--- /dev/null
+++ b/target/linux/malta/be64r6/target.mk
@@ -0,0 +1,10 @@
+ARCH:=mips64
+CPU_TYPE:=mips64r6
+SUBTARGET:=be64r6
+FEATURES+=source-only
+BOARDNAME:=Big Endian R6 (64-bits-r6)
+
+define Target/Description
+ Build BE firmware images for MIPS Malta CoreLV board running in
+ big-endian and 64-bits-r6 mode
+endef
diff --git a/target/linux/malta/le64r6/config-default b/target/linux/malta/le64r6/config-default
new file mode 100644
index 0000000000..37de98817e
--- /dev/null
+++ b/target/linux/malta/le64r6/config-default
@@ -0,0 +1,38 @@
+# CONFIG_32BIT is not set
+CONFIG_64BIT=y
+CONFIG_ARCH_DMA_ADDR_T_64BIT=y
+CONFIG_ARCH_MMAP_RND_BITS=12
+CONFIG_ARCH_MMAP_RND_BITS_MAX=18
+CONFIG_ARCH_MMAP_RND_BITS_MIN=12
+CONFIG_ARCH_MMAP_RND_COMPAT_BITS=8
+CONFIG_ARCH_USE_CMPXCHG_LOCKREF=y
+CONFIG_ARCH_WANT_COMPAT_IPC_PARSE_VERSION=y
+CONFIG_ARCH_WANT_OLD_COMPAT_IPC=y
+CONFIG_BINFMT_ELF32=y
+CONFIG_BLOCK_COMPAT=y
+CONFIG_COMPAT=y
+CONFIG_COMPAT_NETLINK_MESSAGES=y
+# CONFIG_CPU_BIG_ENDIAN is not set
+CONFIG_CPU_LITTLE_ENDIAN=y
+CONFIG_CPU_MIPS64=y
+CONFIG_CPU_MIPS64_R6=y
+CONFIG_CPU_MIPSR1=y
+CONFIG_CPU_SUPPORTS_64BIT_KERNEL=y
+CONFIG_CPU_SUPPORTS_HUGEPAGES=y
+CONFIG_HAVE_64BIT_ALIGNED_ACCESS=y
+CONFIG_HAVE_ARCH_MMAP_RND_COMPAT_BITS=y
+CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE=y
+CONFIG_HAVE_EBPF_JIT=y
+CONFIG_HAVE_VIRT_CPU_ACCOUNTING_GEN=y
+# CONFIG_HUGETLBFS is not set
+CONFIG_MIPS32_COMPAT=y
+CONFIG_MIPS32_N32=y
+CONFIG_MIPS32_O32=y
+# CONFIG_MIPS_VA_BITS_48 is not set
+CONFIG_MODULES_USE_ELF_RELA=y
+CONFIG_PCI_BUS_ADDR_T_64BIT=y
+CONFIG_PGTABLE_LEVELS=3
+CONFIG_PHYS_ADDR_T_64BIT=y
+CONFIG_SYSVIPC_COMPAT=y
+CONFIG_SYS_SUPPORTS_HUGETLBFS=y
+CONFIG_ZONE_DMA32=y
diff --git a/target/linux/malta/le64r6/target.mk b/target/linux/malta/le64r6/target.mk
new file mode 100644
index 0000000000..392c46dbdd
--- /dev/null
+++ b/target/linux/malta/le64r6/target.mk
@@ -0,0 +1,10 @@
+ARCH:=mips64el
+CPU_TYPE:=mips64r6
+SUBTARGET:=le64r6
+FEATURES+=source-only
+BOARDNAME:=Little Endian R6 (64-bits-r6)
+
+define Target/Description
+ Build LE firmware images for MIPS Malta CoreLV board running in
+ little-endian and 64-bits-r6 mode
+endef
diff --git a/toolchain/gcc/common.mk b/toolchain/gcc/common.mk
index b75fce57ef..225bf27de0 100644
--- a/toolchain/gcc/common.mk
+++ b/toolchain/gcc/common.mk
@@ -117,13 +117,19 @@ GCC_CONFIGURE:= \
--with-host-libstdcxx=-lstdc++ \
$(SOFT_FLOAT_CONFIG_OPTION) \
$(call qstrip,$(CONFIG_EXTRA_GCC_CONFIG_OPTIONS)) \
- $(if $(CONFIG_mips64)$(CONFIG_mips64el),--with-arch=mips64 \
- --with-abi=$(call qstrip,$(CONFIG_MIPS64_ABI))) \
$(if $(CONFIG_arc),--with-cpu=$(CONFIG_CPU_TYPE)) \
--with-gmp=$(TOPDIR)/staging_dir/host \
--with-mpfr=$(TOPDIR)/staging_dir/host \
--with-mpc=$(TOPDIR)/staging_dir/host \
--disable-decimal-float
+ifneq ($(CONFIG_mips64)$(CONFIG_mips64el),)
+ ifeq ($(CONFIG_CPU_TYPE), "mips64r6")
+ GCC_CONFIGURE += --with-arch=mips64r6 --with-abi=$(call qstrip,$(CONFIG_MIPS64_ABI))
+ else
+ GCC_CONFIGURE += --with-arch=mips64 --with-abi=$(call qstrip,$(CONFIG_MIPS64_ABI))
+ endif
+endif
+
ifneq ($(CONFIG_mips)$(CONFIG_mipsel),)
GCC_CONFIGURE += --with-mips-plt
endif
--
2.17.1
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