refactoring device memory allocation and cleanup
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@@ -5,7 +5,7 @@
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typedef struct {
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uint32_t num_points;
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uint32_t src_ptr;
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uint32_t src_addr;
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} kernel_arg_t;
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#endif
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@@ -5,7 +5,7 @@
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#include "common.h"
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void kernel_body(int task_id, kernel_arg_t* arg) {
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int* src_ptr = (int*)arg->src_ptr;
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int* src_ptr = (int*)arg->src_addr;
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vx_printf("task=%d, value=%d\n", task_id, src_ptr[task_id]);
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}
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@@ -21,6 +21,7 @@ uint32_t count = 4;
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vx_device_h device = nullptr;
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vx_buffer_h staging_buf = nullptr;
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kernel_arg_t kernel_arg;
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static void show_usage() {
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std::cout << "Vortex Test." << std::endl;
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@@ -51,9 +52,10 @@ static void parse_args(int argc, char **argv) {
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void cleanup() {
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if (staging_buf) {
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vx_buf_release(staging_buf);
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vx_buf_free(staging_buf);
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}
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if (device) {
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vx_mem_free(device, kernel_arg.src_addr);
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vx_dev_close(device);
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}
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}
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@@ -71,8 +73,7 @@ int run_test() {
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}
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int main(int argc, char *argv[]) {
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size_t value;
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kernel_arg_t kernel_arg;
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size_t value;
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// parse command arguments
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parse_args(argc, argv);
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@@ -103,17 +104,17 @@ int main(int argc, char *argv[]) {
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// allocate device memory
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std::cout << "allocate device memory" << std::endl;
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RT_CHECK(vx_alloc_dev_mem(device, buf_size, &value));
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kernel_arg.src_ptr = value;
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RT_CHECK(vx_mem_alloc(device, buf_size, &value));
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kernel_arg.src_addr = value;
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kernel_arg.num_points = num_points;
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std::cout << "dev_src=" << std::hex << kernel_arg.src_ptr << std::endl;
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std::cout << "dev_src=" << std::hex << kernel_arg.src_addr << std::endl;
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// allocate shared memory
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std::cout << "allocate shared memory" << std::endl;
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uint32_t alloc_size = std::max<uint32_t>(buf_size, sizeof(kernel_arg_t));
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RT_CHECK(vx_alloc_shared_mem(device, alloc_size, &staging_buf));
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RT_CHECK(vx_buf_alloc(device, alloc_size, &staging_buf));
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// upload kernel argument
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std::cout << "upload kernel argument" << std::endl;
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@@ -131,7 +132,7 @@ int main(int argc, char *argv[]) {
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}
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}
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std::cout << "upload source buffer" << std::endl;
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RT_CHECK(vx_copy_to_dev(staging_buf, kernel_arg.src_ptr, buf_size, 0));
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RT_CHECK(vx_copy_to_dev(staging_buf, kernel_arg.src_addr, buf_size, 0));
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// run tests
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std::cout << "run tests" << std::endl;
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