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added support for write-through cache, removed cache snooping support

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This commit is contained in:
Blaise Tine
2020-12-23 23:51:02 -08:00
parent d956e268b9
commit 703a861fe9
55 changed files with 1077 additions and 2178 deletions
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12
driver/tests/basic/basic.cpp
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@@ -171,17 +171,11 @@ int run_kernel_test(const kernel_arg_t& kernel_arg,
RT_CHECK(vx_ready_wait(device, -1));
auto t3 = std::chrono::high_resolution_clock::now();
// flush the caches
std::cout << "flush the caches" << std::endl;
auto t4 = std::chrono::high_resolution_clock::now();
RT_CHECK(vx_flush_caches(device, kernel_arg.dst_ptr, buf_size));
auto t5 = std::chrono::high_resolution_clock::now();
// read buffer from local memory
std::cout << "read buffer from local memory" << std::endl;
auto t6 = std::chrono::high_resolution_clock::now();
auto t4 = std::chrono::high_resolution_clock::now();
RT_CHECK(vx_copy_from_dev(buffer, kernel_arg.dst_ptr, buf_size, 0));
auto t7 = std::chrono::high_resolution_clock::now();
auto t5 = std::chrono::high_resolution_clock::now();
// verify result
@@ -210,8 +204,6 @@ int run_kernel_test(const kernel_arg_t& kernel_arg,
elapsed = std::chrono::duration_cast<std::chrono::milliseconds>(t3 - t2).count();
printf("execute time: %lg ms\n", elapsed);
elapsed = std::chrono::duration_cast<std::chrono::milliseconds>(t5 - t4).count();
printf("flush time: %lg ms\n", elapsed);
elapsed = std::chrono::duration_cast<std::chrono::milliseconds>(t7 - t6).count();
printf("download time: %lg ms\n", elapsed);
elapsed = std::chrono::duration_cast<std::chrono::milliseconds>(time_end - time_start).count();
printf("Total elapsed time: %lg ms\n", elapsed);