bsp: k230: add ipcm driver

ipcm is used for Dual-core communication.

This feature need not to be supported bcos there is no demand for RTT-only SDK.

Linux+RTT SDK also has no plans to use the latest master vesion of RTT, so there
is no demand to support this from Linux+SDK too.

Signed-off-by: Wang Chen <[email protected]>

Author: unicornx

bsp/k230/drivers/ipcm/SConscript

@@ -0,0 +1,31 @@
+# RT-Thread building script for component
+
+from building import *
+import os
+cwd     = GetCurrentDir()
+libdir  = os.getenv('CDK_SRC_DIR')
+src     = Glob('*.c')
+CPPPATH = ['inc']
+if os.path.exists(str(libdir) + '/kernel/ipcm/out/node_1'):
+    libdir = libdir + '/kernel/ipcm/out/node_1'
+else:
+    libdir = cwd + '/lib'
+LIBPATH = [libdir]
+libname = ''
+liblist = os.listdir(str(libdir))
+for item in liblist:
+    if item[-2:] == ".a":
+        libname = libname + '-l' + item[3:-2] + ' '
+
+LINKFLAGS = ' -Wl,--whole-archive ' + libname  + ' -Wl,--no-whole-archive'
+group = DefineGroup('Ipcm', src, depend = ['RT_USING_IPCM'], CPPPATH = CPPPATH, LINKFLAGS = LINKFLAGS, LIBPATH=LIBPATH)
+
+objs = [group]
+
+list = os.listdir(cwd)
+
+for item in list:
+    if os.path.isfile(os.path.join(cwd, item, 'SConscript')):
+        objs = objs + SConscript(os.path.join(item, 'SConscript'))
+
+Return('objs')

bsp/k230/drivers/ipcm/ipcm_init.c

@@ -0,0 +1,15 @@
+#include <rthw.h>
+#include <rtthread.h>
+#include <rtdevice.h>
+
+rt_int32_t __attribute__((weak)) _ipcm_vdd_init(void)
+{
+    rt_kprintf("no ipcm library!\n");
+    return RT_EOK;
+}
+
+extern rt_int32_t _ipcm_vdd_init(void);
+rt_int32_t ipcm_module_init(void)
+{
+    return _ipcm_vdd_init();
+}

bsp/k230/drivers/ipcm/lib/.gitkeep

@@ -0,0 +1,9 @@
+#include <rthw.h>
+#include <rtthread.h>
+#include <rtdevice.h>
+
+int __attribute__((weak)) rc_server_init()
+{
+    rt_kprintf("no rtt ctrl device library!\n");
+    return RT_EOK;
+}

bsp/k230/drivers/ipcm/rtt_ctrl_init.c

@@ -0,0 +1,21 @@
+#include <rthw.h>
+#include <rtthread.h>
+#include <rtdevice.h>
+
+#ifdef RT_USING_DFS
+#include <dfs_fs.h>
+#endif
+
+int __attribute__((weak)) sharefs_client_init(const char *path)
+{
+    rt_kprintf("no share fs library!\n");
+    return RT_EOK;
+}
+
+extern int sharefs_client_init(const char *path);
+rt_int32_t sharefs_module_init(void)
+{
+    return sharefs_client_init("/sharefs");
+}
+
+INIT_APP_EXPORT(sharefs_module_init);

bsp/k230/drivers/ipcm/sharefs_init.c

@@ -0,0 +1,15 @@
+#include <rthw.h>
+#include <rtthread.h>
+#include <rtdevice.h>
+
+int __attribute__((weak)) rt_virt_tty_device_init()
+{
+    rt_kprintf("no virt tty device library!\n");
+    return RT_EOK;
+}
+
+int __attribute__((weak)) virt_tty_client_init(void)
+{
+    rt_kprintf("no virt tty client library!\n");
+    return RT_EOK;
+}