TheRock/rocm-systems/projects/rocr-runtime/runtime/hsa-runtime/image/device_info.cpp

////////////////////////////////////////////////////////////////////////////////
//
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////////////////////////////////////////////////////////////////////////////////

#include <assert.h>
#include <string>

#include "core/inc/hsa_internal.h"
#include "device_info.h"
#include "addrlib/src/amdgpu_asic_addr.h"

namespace rocr {
namespace image {

uint32_t MajorVerFromDevID(uint32_t dev_id) { return dev_id >> 8; }

uint32_t MinorVerFromDevID(uint32_t dev_id) { return (dev_id >> 4) & 0xF; }

uint32_t StepFromDevID(uint32_t dev_id) { return dev_id & 0xF; }

hsa_status_t GetGPUAsicID(hsa_agent_t agent, uint32_t *chip_id) {
  char asic_name[64];
  assert(chip_id != nullptr);

  hsa_status_t status = HSA::hsa_agent_get_info(
      agent, static_cast<hsa_agent_info_t>(HSA_AGENT_INFO_NAME), &asic_name);
  assert(status == HSA_STATUS_SUCCESS);

  if (status != HSA_STATUS_SUCCESS) {
    return status;
  }
  std::string a_str(asic_name);

  assert(a_str.compare(0, 3, "gfx", 3) == 0);

  a_str.erase(0,3);

  // Load chip_id accounting for stepping and minor in hex and major in dec.
  *chip_id = std::stoi(a_str.substr(a_str.length() - 2), nullptr, 16);
  *chip_id += (std::stoi(a_str.substr(0, a_str.length() - 2)) << 8);
  return HSA_STATUS_SUCCESS;
}

}  // namespace image
}  // namespace rocr