| //===----------------------------------------------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is dual licensed under the MIT and the University of Illinois Open |
| // Source Licenses. See LICENSE.txt for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| |
| // The COI interface on the target |
| |
| #include "coi_server.h" |
| |
| #include "../offload_target.h" |
| #include "../offload_timer.h" |
| #ifdef MYO_SUPPORT |
| #include "../offload_myo_target.h" // for __offload_myoLibInit/Fini |
| #endif // MYO_SUPPORT |
| |
| COINATIVELIBEXPORT |
| void server_compute( |
| uint32_t buffer_count, |
| void** buffers, |
| uint64_t* buffers_len, |
| void* misc_data, |
| uint16_t misc_data_len, |
| void* return_data, |
| uint16_t return_data_len |
| ) |
| { |
| OffloadDescriptor::offload(buffer_count, buffers, |
| misc_data, misc_data_len, |
| return_data, return_data_len); |
| } |
| |
| COINATIVELIBEXPORT |
| void server_init( |
| uint32_t buffer_count, |
| void** buffers, |
| uint64_t* buffers_len, |
| void* misc_data, |
| uint16_t misc_data_len, |
| void* return_data, |
| uint16_t return_data_len |
| ) |
| { |
| struct init_data { |
| int device_index; |
| int devices_total; |
| int console_level; |
| int offload_report_level; |
| } *data = (struct init_data*) misc_data; |
| |
| // set device index and number of total devices |
| mic_index = data->device_index; |
| mic_engines_total = data->devices_total; |
| |
| // initialize trace level |
| console_enabled = data->console_level; |
| offload_report_level = data->offload_report_level; |
| |
| // return back the process id |
| *((pid_t*) return_data) = getpid(); |
| } |
| |
| COINATIVELIBEXPORT |
| void server_var_table_size( |
| uint32_t buffer_count, |
| void** buffers, |
| uint64_t* buffers_len, |
| void* misc_data, |
| uint16_t misc_data_len, |
| void* return_data, |
| uint16_t return_data_len |
| ) |
| { |
| struct Params { |
| int64_t nelems; |
| int64_t length; |
| } *params; |
| |
| params = static_cast<Params*>(return_data); |
| params->length = __offload_vars.table_size(params->nelems); |
| } |
| |
| COINATIVELIBEXPORT |
| void server_var_table_copy( |
| uint32_t buffer_count, |
| void** buffers, |
| uint64_t* buffers_len, |
| void* misc_data, |
| uint16_t misc_data_len, |
| void* return_data, |
| uint16_t return_data_len |
| ) |
| { |
| __offload_vars.table_copy(buffers[0], *static_cast<int64_t*>(misc_data)); |
| } |
| |
| #ifdef MYO_SUPPORT |
| // temporary workaround for blocking behavior of myoiLibInit/Fini calls |
| COINATIVELIBEXPORT |
| void server_myoinit( |
| uint32_t buffer_count, |
| void** buffers, |
| uint64_t* buffers_len, |
| void* misc_data, |
| uint16_t misc_data_len, |
| void* return_data, |
| uint16_t return_data_len |
| ) |
| { |
| __offload_myoLibInit(); |
| } |
| |
| COINATIVELIBEXPORT |
| void server_myofini( |
| uint32_t buffer_count, |
| void** buffers, |
| uint64_t* buffers_len, |
| void* misc_data, |
| uint16_t misc_data_len, |
| void* return_data, |
| uint16_t return_data_len |
| ) |
| { |
| __offload_myoLibFini(); |
| } |
| #endif // MYO_SUPPORT |