| 1 | ! |
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| 2 | ! $Id: mod_const_mpi.F90 1965 2014-02-11 10:42:52Z jescribano $ |
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| 3 | ! |
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| 4 | MODULE mod_const_mpi |
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| 5 | IMPLICIT NONE |
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| 6 | INTEGER,SAVE :: COMM_LMDZ |
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| 7 | INTEGER,SAVE :: MPI_REAL_LMDZ |
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| 8 | |
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| 9 | |
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| 10 | CONTAINS |
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| 11 | |
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| 12 | SUBROUTINE Init_const_mpi |
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| 13 | #ifdef CPP_IOIPSL |
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| 14 | USE IOIPSL, ONLY: getin |
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| 15 | #else |
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| 16 | ! if not using IOIPSL, we still need to use (a local version of) getin |
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| 17 | USE ioipsl_getincom, only: getin |
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| 18 | #endif |
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| 19 | ! Use of Oasis-MCT coupler |
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| 20 | #ifdef CPP_OMCT |
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| 21 | USE mod_prism |
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| 22 | #endif |
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| 23 | IMPLICIT NONE |
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| 24 | #ifdef CPP_MPI |
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| 25 | INCLUDE 'mpif.h' |
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| 26 | #endif |
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| 27 | |
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| 28 | INTEGER :: ierr |
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| 29 | INTEGER :: comp_id |
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| 30 | INTEGER :: thread_required |
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| 31 | INTEGER :: thread_provided |
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| 32 | CHARACTER(len = 6) :: type_ocean |
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| 33 | |
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| 34 | !$OMP MASTER |
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| 35 | type_ocean = 'force ' |
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| 36 | CALL getin('type_ocean', type_ocean) |
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| 37 | !$OMP END MASTER |
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| 38 | !$OMP BARRIER |
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| 39 | |
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| 40 | IF (type_ocean=='couple') THEN |
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| 41 | #ifdef CPP_COUPLE |
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| 42 | !$OMP MASTER |
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| 43 | CALL prism_init_comp_proto (comp_id, 'lmdz.x', ierr) |
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| 44 | CALL prism_get_localcomm_proto(COMM_LMDZ,ierr) |
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| 45 | !$OMP END MASTER |
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| 46 | #endif |
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| 47 | #ifdef CPP_MPI |
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| 48 | MPI_REAL_LMDZ=MPI_REAL8 |
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| 49 | #endif |
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| 50 | ELSE |
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| 51 | CALL init_mpi |
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| 52 | ENDIF |
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| 53 | |
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| 54 | END SUBROUTINE Init_const_mpi |
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| 55 | |
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| 56 | SUBROUTINE Init_mpi |
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| 57 | #ifdef CPP_XIOS |
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| 58 | USE wxios, only: wxios_init |
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| 59 | #endif |
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| 60 | IMPLICIT NONE |
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| 61 | #ifdef CPP_MPI |
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| 62 | INCLUDE 'mpif.h' |
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| 63 | #endif |
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| 64 | INTEGER :: ierr |
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| 65 | INTEGER :: thread_required |
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| 66 | INTEGER :: thread_provided |
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| 67 | |
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| 68 | #ifdef CPP_MPI |
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| 69 | !$OMP MASTER |
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| 70 | thread_required=MPI_THREAD_SERIALIZED |
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| 71 | |
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| 72 | CALL MPI_INIT_THREAD(thread_required,thread_provided,ierr) |
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| 73 | IF (thread_provided < thread_required) THEN |
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| 74 | PRINT *,'Warning : The multithreaded level of MPI librairy do not provide the requiered level', & |
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| 75 | ' in mod_const_mpi::Init_const_mpi' |
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| 76 | ENDIF |
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| 77 | COMM_LMDZ=MPI_COMM_WORLD |
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| 78 | MPI_REAL_LMDZ=MPI_REAL8 |
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| 79 | !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
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| 80 | ! Initialisation de XIOS |
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| 81 | !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
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| 82 | #ifdef CPP_XIOS |
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| 83 | CALL wxios_init("LMDZ", outcom=COMM_LMDZ) |
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| 84 | #endif |
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| 85 | !$OMP END MASTER |
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| 86 | #else |
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| 87 | #ifdef CPP_XIOS |
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| 88 | !$OMP MASTER |
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| 89 | CALL wxios_init("LMDZ") |
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| 90 | !$OMP END MASTER |
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| 91 | #endif |
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| 92 | #endif |
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| 93 | |
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| 94 | END SUBROUTINE Init_mpi |
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| 95 | |
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| 96 | END MODULE mod_const_mpi |
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