add sparcv8leon-gr740 target

JIRA: RTOS-883

build-core-sparcv8leon-gr740.sh

@@ -0,0 +1,37 @@
+#!/usr/bin/env bash
+#
+# Shell script for building Phoenix-RTOS firmware
+#
+# Builder for Phoenix-RTOS core components
+#
+# Copyright 2024 Phoenix Systems
+# Author: Lukasz Leczkowski
+#
+
+# fail immediately if any of the commands fails
+set -e
+
+b_log "Building phoenix-rtos-kernel"
+make -C "phoenix-rtos-kernel" all
+
+if [ "$LIBPHOENIX_DEVEL_MODE" = "y" ]; then
+	make -C "phoenix-rtos-kernel" install-headers
+
+	b_log "Building libphoenix"
+	make -C "libphoenix" all install
+fi
+
+b_log "Building phoenix-rtos-corelibs"
+make -C "phoenix-rtos-corelibs" all
+
+b_log "Building phoenix-rtos-filesystems"
+make -C "phoenix-rtos-filesystems" all install
+
+b_log "Building phoenix-rtos-devices"
+make -C "phoenix-rtos-devices" all install
+
+b_log "Building coreutils"
+make -C "phoenix-rtos-utils" all install
+
+b_log "Building posixsrv"
+make -C "phoenix-rtos-posixsrv" all install

makes/include-target.mk

@@ -74,6 +74,7 @@ endif
 TARGETS_SPARC := \
   sparcv8leon-gr716 \
   sparcv8leon-gr712rc \
+  sparcv8leon-gr740 \
   sparcv8leon-generic
 
 TARGETS += $(TARGETS_SPARC)

target/sparcv8leon.mk

@@ -14,6 +14,8 @@ CC := $(CROSS)gcc
 CXX := $(CROSS)g++
 
 OLVL ?= -O2
+
+# LEON4 CPU (GR740) still uses `-mcpu=leon3` flag
 CFLAGS += -mcpu=leon3
 
 LDFLAGS :=
@@ -48,8 +50,7 @@ else ifeq ($(TARGET_SUBFAMILY), gr712rc)
   HAVE_MMU := y
 else ifeq ($(TARGET_SUBFAMILY), generic)
   ifeq ($(KERNEL), 1)
-    CFLAGS += 
-    # `mno-user-mode flag affects only `casa` instruction
+    # `mno-user-mode` flag affects only `casa` instruction
     # funnily enough, real hw can run without it
     # but qemu will throw an exception
     CFLAGS += -msoft-float -mno-user-mode
@@ -60,6 +61,17 @@ else ifeq ($(TARGET_SUBFAMILY), generic)
   LDFLAGS += -Wl,-z,max-page-size=0x1000
 
   HAVE_MMU := y
+
+else ifeq ($(TARGET_SUBFAMILY), gr740)
+  ifeq ($(KERNEL), 1)
+    CFLAGS += -msoft-float
+  endif
+  STRIP := $(CROSS)strip
+  VADDR_KERNEL_INIT := 0xc0000000
+  LDFLAGS += -Wl,-z,max-page-size=0x1000
+
+  HAVE_MMU := y
+
 else
   $(error Incorrect TARGET.)
 endif

toolchain/build-toolchain.sh

@@ -15,7 +15,7 @@ declare -A TOOLCHAN_TO_PHOENIX_TARGETS=(
     [arm-phoenix]="armv7a9-zynq7000 armv7a7-imx6ull armv7m7-imxrt106x armv7m4-stm32l4x6"
     [i386-pc-phoenix]="ia32-generic"
     [riscv64-phoenix]="riscv64-generic"
-    [sparc-phoenix]="sparcv8leon-gr716 sparcv8leon-gr712rc sparcv8leon-generic"
+    [sparc-phoenix]="sparcv8leon-gr716 sparcv8leon-gr712rc sparcv8leon-gr740 sparcv8leon-generic"
 )
 
 TARGET="$1"