mirror of
https://github.com/OpenAMP/open-amp.git
synced 2026-02-05 18:51:28 +08:00
apps: copy echo_test to examples/echo
Move the echo_test to examples will add a messaging test to implement a more complete messaging verification. Signed-off-by: Wendy Liang <jliang@xilinx.com>
This commit is contained in:
Wendy Liang
wjliang
@@ -1,6 +1,7 @@
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option (WITH_LOAD_FW "Include loading firmware example" OFF)
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add_subdirectory (echo)
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add_subdirectory (matrix_multiply)
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if (WITH_LOAD_FW)
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add_subdirectory (load_fw)
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46
apps/examples/echo/CMakeLists.txt
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46
apps/examples/echo/CMakeLists.txt
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@@ -0,0 +1,46 @@
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set (_cflags "${CMAKE_C_FLAGS} ${APP_EXTRA_C_FLAGS} -fdata-sections -ffunction-sections")
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set (_fw_dir "${APPS_SHARE_DIR}")
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collector_list (_list PROJECT_INC_DIRS)
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collector_list (_app_list APP_INC_DIRS)
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include_directories (${_list} ${_app_list} ${CMAKE_CURRENT_SOURCE_DIR})
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collector_list (_list PROJECT_LIB_DIRS)
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collector_list (_app_list APP_LIB_DIRS)
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link_directories (${_list} ${_app_list})
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get_property (_linker_opt GLOBAL PROPERTY APP_LINKER_OPT)
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collector_list (_deps PROJECT_LIB_DEPS)
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set (OPENAMP_LIB open_amp)
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foreach (_app rpmsg-echo-ping rpmsg-echo)
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collector_list (_sources APP_COMMON_SOURCES)
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if (${_app} STREQUAL "rpmsg-echo-ping")
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list (APPEND _sources "${CMAKE_CURRENT_SOURCE_DIR}/rpmsg-ping.c")
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elseif (${_app} STREQUAL "rpmsg-echo")
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list (APPEND _sources "${CMAKE_CURRENT_SOURCE_DIR}/rpmsg-echo.c")
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endif (${_app} STREQUAL "rpmsg-echo-ping")
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if (WITH_SHARED_LIB)
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add_executable (${_app}-shared ${_sources})
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target_link_libraries (${_app}-shared ${OPENAMP_LIB}-shared ${_deps})
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install (TARGETS ${_app}-shared RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
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endif (WITH_SHARED_LIB)
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if (WITH_STATIC_LIB)
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if (${PROJECT_SYSTEM} STREQUAL "linux")
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add_executable (${_app}-static ${_sources})
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target_link_libraries (${_app}-static ${OPENAMP_LIB}-static ${_deps})
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install (TARGETS ${_app}-static RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
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else (${PROJECT_SYSTEM})
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add_executable (${_app}.out ${_sources})
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set_source_files_properties(${_sources} PROPERTIES COMPILE_FLAGS "${_cflags}")
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target_link_libraries(${_app}.out -Wl,-Map=${_app}.map -Wl,--gc-sections ${_linker_opt} -Wl,--start-group ${OPENAMP_LIB}-static ${_deps} -Wl,--end-group)
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install (TARGETS ${_app}.out RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
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endif (${PROJECT_SYSTEM} STREQUAL "linux" )
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endif (WITH_STATIC_LIB)
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endforeach(_app)
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116
apps/examples/echo/rpmsg-echo.c
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116
apps/examples/echo/rpmsg-echo.c
Normal file
@@ -0,0 +1,116 @@
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/* This is a sample demonstration application that showcases usage of rpmsg
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This application is meant to run on the remote CPU running baremetal code.
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This application echoes back data that was sent to it by the master core. */
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#include <stdio.h>
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#include <openamp/open_amp.h>
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#include <metal/alloc.h>
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#include "platform_info.h"
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#define SHUTDOWN_MSG 0xEF56A55A
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#define LPRINTF(format, ...) printf(format, ##__VA_ARGS__)
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//#define LPRINTF(format, ...)
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#define LPERROR(format, ...) LPRINTF("ERROR: " format, ##__VA_ARGS__)
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static struct rpmsg_endpoint lept;
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static int ept_deleted = 0;
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/* External functions */
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extern int init_system(void);
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extern void cleanup_system(void);
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/*-----------------------------------------------------------------------------*
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* RPMSG endpoint callbacks
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*-----------------------------------------------------------------------------*/
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static int rpmsg_endpoint_cb(struct rpmsg_endpoint *ept, void *data, size_t len,
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uint32_t src, void *priv)
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{
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(void)priv;
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(void)src;
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/* On reception of a shutdown we signal the application to terminate */
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if ((*(unsigned int *)data) == SHUTDOWN_MSG) {
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LPRINTF("shutdown message is received.\n");
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rpmsg_destroy_ept(ept);
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return RPMSG_SUCCESS;
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}
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/* Send data back to master */
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if (rpmsg_send(ept, data, len) < 0) {
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LPERROR("rpmsg_send failed\n");
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}
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return RPMSG_SUCCESS;
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}
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static void rpmsg_endpoint_destroy(struct rpmsg_endpoint *ept)
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{
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(void)ept;
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LPRINTF("Endpoint is destroyed\n");
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ept_deleted = 1;
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}
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/*-----------------------------------------------------------------------------*
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* Application
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*-----------------------------------------------------------------------------*/
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int app(struct rpmsg_device *rdev, void *priv)
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{
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int ret;
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/* Initialize RPMSG framework */
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LPRINTF("Try to create rpmsg endpoint.\n");
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ret = rpmsg_create_ept(&lept, rdev, RPMSG_CHAN_NAME, 0, RPMSG_ADDR_ANY,
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rpmsg_endpoint_cb, rpmsg_endpoint_destroy);
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if (ret) {
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LPERROR("Failed to create endpoint.\n");
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return -1;
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}
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LPRINTF("Successfully created rpmsg endpoint.\n");
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while(1) {
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platform_poll(priv);
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/* we got a shutdown request, exit */
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if (ept_deleted) {
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break;
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}
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}
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return 0;
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}
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/*-----------------------------------------------------------------------------*
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* Application entry point
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*-----------------------------------------------------------------------------*/
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int main(int argc, char *argv[])
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{
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void *platform;
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struct rpmsg_device *rpdev;
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int ret;
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LPRINTF("Starting application...\n");
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/* Initialize platform */
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ret = platform_init(argc, argv, &platform);
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if (ret) {
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LPERROR("Failed to initialize platform.\n");
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ret = -1;
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} else {
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rpdev = platform_create_rpmsg_vdev(platform, 0,
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VIRTIO_DEV_SLAVE,
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NULL, NULL);
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if (!rpdev) {
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LPERROR("Failed to create rpmsg virtio device.\n");
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ret = -1;
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} else {
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app(rpdev, platform);
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platform_release_rpmsg_vdev(rpdev);
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ret = 0;
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}
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}
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LPRINTF("Stopping application...\n");
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platform_cleanup(platform);
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return ret;
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}
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208
apps/examples/echo/rpmsg-ping.c
Normal file
208
apps/examples/echo/rpmsg-ping.c
Normal file
@@ -0,0 +1,208 @@
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/* This is a sample demonstration application that showcases usage of rpmsg
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This application is meant to run on the remote CPU running baremetal code.
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This application echoes back data that was sent to it by the master core. */
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <openamp/open_amp.h>
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#include <metal/alloc.h>
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#include "platform_info.h"
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#define SHUTDOWN_MSG 0xEF56A55A
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#define APP_EPT_ADDR 0
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#define LPRINTF(format, ...) printf(format, ##__VA_ARGS__)
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#define LPERROR(format, ...) LPRINTF("ERROR: " format, ##__VA_ARGS__)
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struct _payload {
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unsigned long num;
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unsigned long size;
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unsigned char data[];
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};
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static int err_cnt;
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#define PAYLOAD_MIN_SIZE 1
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/* Globals */
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static struct rpmsg_endpoint lept;
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static struct _payload *i_payload;
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static int rnum = 0;
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static int err_cnt = 0;
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static int ept_deleted = 0;
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/* External functions */
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extern int init_system();
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extern void cleanup_system();
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/*-----------------------------------------------------------------------------*
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* RPMSG endpoint callbacks
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*-----------------------------------------------------------------------------*/
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static int rpmsg_endpoint_cb(struct rpmsg_endpoint *ept, void *data, size_t len,
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uint32_t src, void *priv)
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{
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int i;
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struct _payload *r_payload = (struct _payload *)data;
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(void)ept;
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(void)src;
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(void)priv;
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LPRINTF(" received payload number %lu of size %d \r\n",
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r_payload->num, len);
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if (r_payload->size == 0) {
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LPERROR(" Invalid size of package is received.\n");
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err_cnt++;
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return RPMSG_SUCCESS;
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}
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/* Validate data buffer integrity. */
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for (i = 0; i < (int)r_payload->size; i++) {
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if (r_payload->data[i] != 0xA5) {
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LPRINTF("Data corruption at index %d\n", i);
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err_cnt++;
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break;
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}
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}
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rnum = r_payload->num + 1;
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return RPMSG_SUCCESS;
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}
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static void rpmsg_endpoint_destroy(struct rpmsg_endpoint *ept)
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{
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(void)ept;
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LPRINTF("Endpoint is destroyed\n");
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ept_deleted = 1;
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}
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static void rpmsg_new_endpoint_cb(struct rpmsg_device *rdev, const char *name,
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uint32_t src)
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{
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LPRINTF("new endpoint notification is received.\n");
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if (strcmp(name, RPMSG_CHAN_NAME))
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LPERROR("Unexpected name service %s.\n", name);
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else
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(void)rpmsg_create_ept(&lept, rdev, RPMSG_CHAN_NAME,
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APP_EPT_ADDR, src,
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rpmsg_endpoint_cb,
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rpmsg_endpoint_destroy);
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}
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/*-----------------------------------------------------------------------------*
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* Application
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*-----------------------------------------------------------------------------*/
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int app (struct rpmsg_device *rdev, void *priv)
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{
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int ret;
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int shutdown_msg = SHUTDOWN_MSG;
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int i;
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int size, max_size, num_payloads;
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int expect_rnum = 0;
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LPRINTF(" 1 - Send data to remote core, retrieve the echo");
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LPRINTF(" and validate its integrity ..\n");
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max_size = rpmsg_virtio_get_buffer_size(rdev);
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if (max_size < 0) {
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LPERROR("No avaiable buffer size.\n");
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return -1;
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}
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max_size -= sizeof(struct _payload);
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num_payloads = max_size - PAYLOAD_MIN_SIZE + 1;
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i_payload =
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(struct _payload *)metal_allocate_memory(2 * sizeof(unsigned long) +
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max_size);
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if (!i_payload) {
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LPERROR("memory allocation failed.\n");
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return -1;
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}
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/* Create RPMsg endpoint */
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ret = rpmsg_create_ept(&lept, rdev, RPMSG_CHAN_NAME, APP_EPT_ADDR,
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RPMSG_ADDR_ANY,
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rpmsg_endpoint_cb, rpmsg_endpoint_destroy);
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if (ret) {
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LPERROR("Failed to create RPMsg endpoint.\n");
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return ret;
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}
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while (!is_rpmsg_ept_ready(&lept))
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platform_poll(priv);
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LPRINTF("RPMSG endpoint is binded with remote.\n");
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for (i = 0, size = PAYLOAD_MIN_SIZE; i < num_payloads; i++, size++) {
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i_payload->num = i;
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i_payload->size = size;
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/* Mark the data buffer. */
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memset(&(i_payload->data[0]), 0xA5, size);
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LPRINTF("sending payload number %lu of size %d\n",
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i_payload->num, (2 * sizeof(unsigned long)) + size);
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ret = rpmsg_send(&lept, i_payload,
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(2 * sizeof(unsigned long)) + size);
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if (ret < 0) {
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LPERROR("Failed to send data...\n");
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break;
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}
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LPRINTF("echo test: sent : %d\n",
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(2 * sizeof(unsigned long)) + size);
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expect_rnum++;
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do {
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platform_poll(priv);
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} while ((rnum < expect_rnum) && !err_cnt);
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}
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LPRINTF("**********************************\n");
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LPRINTF(" Test Results: Error count = %d \n", err_cnt);
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LPRINTF("**********************************\n");
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/* Send shutdown message to remote */
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rpmsg_send(&lept, &shutdown_msg, sizeof(int));
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rpmsg_destroy_ept(&lept);
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while(!ept_deleted)
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platform_poll(priv);
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LPRINTF("Quitting application .. Echo test end\n");
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metal_free_memory(i_payload);
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return 0;
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}
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int main(int argc, char *argv[])
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{
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void *platform;
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struct rpmsg_device *rpdev;
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int ret;
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/* Initialize platform */
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ret = platform_init(argc, argv, &platform);
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if (ret) {
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LPERROR("Failed to initialize platform.\n");
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ret = -1;
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} else {
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rpdev = platform_create_rpmsg_vdev(platform, 0,
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VIRTIO_DEV_MASTER,
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NULL,
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rpmsg_new_endpoint_cb);
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if (!rpdev) {
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LPERROR("Failed to create rpmsg virtio device.\n");
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ret = -1;
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} else {
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app(rpdev, platform);
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platform_release_rpmsg_vdev(rpdev);
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ret = 0;
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}
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}
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LPRINTF("Stopping application...\n");
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platform_cleanup(platform);
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return ret;
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}
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