xrp_dsp_sync.h 1.7 KB

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  1. /*
  2. * Copyright (c) 2018 Cadence Design Systems Inc.
  3. *
  4. * Permission is hereby granted, free of charge, to any person obtaining
  5. * a copy of this software and associated documentation files (the
  6. * "Software"), to deal in the Software without restriction, including
  7. * without limitation the rights to use, copy, modify, merge, publish,
  8. * distribute, sublicense, and/or sell copies of the Software, and to
  9. * permit persons to whom the Software is furnished to do so, subject to
  10. * the following conditions:
  11. *
  12. * The above copyright notice and this permission notice shall be included
  13. * in all copies or substantial portions of the Software.
  14. *
  15. * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  16. * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  17. * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
  18. * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
  19. * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  20. * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  21. * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  22. */
  23. #ifndef XRP_DSP_SYNC_H
  24. #define XRP_DSP_SYNC_H
  25. #include <xtensa/config/core.h>
  26. #if XCHAL_HAVE_RELEASE_SYNC
  27. #include <xtensa/tie/xt_sync.h>
  28. #else
  29. #include <xtensa/tie/xt_core.h>
  30. #endif
  31. #if XCHAL_HAVE_RELEASE_SYNC
  32. static inline uint32_t xrp_l32ai(volatile void *p)
  33. {
  34. return XT_L32AI(p, 0);
  35. }
  36. static inline void xrp_s32ri(uint32_t v, volatile void *p)
  37. {
  38. XT_S32RI(v, p, 0);
  39. }
  40. #else
  41. static inline uint32_t xrp_l32ai(volatile void *p)
  42. {
  43. uint32_t v = *(const volatile uint32_t *)p;
  44. XT_MEMW();
  45. return v;
  46. }
  47. static inline void xrp_s32ri(uint32_t v, volatile void *p)
  48. {
  49. XT_MEMW();
  50. *(volatile uint32_t *)p = v;
  51. }
  52. #endif
  53. #endif