fill in directions for ECCO v4 r3 in ECCOv4r3_mods.md + fix typos in …

…ECCOv4r1_mods.md

docs/ECCOv4r1_mods.md

@@ -5,7 +5,7 @@ To set up MITgcm to reproduce the ECCO version 4 baseline 1 solution, which most
 2. add ``#define ALLOW_AUTODIFF_INIT_OLD`` in ``code/AUTODIFF_OPTIONS.h``.
 3. copy ``input_itXX/data`` and ``input_itXX/data.exf`` over ``input/data`` and ``input/data.exf``, respectively.
 
-To compile MITgcm and run the ECCO version 4 baseline 1 solution, follow directions provided at [http://eccov4.readthedocs.io/]() except that the ECCO version 4 baseline 1 forcing ([forcing_baseline1/](<ftp://mit.ecco-group.org/ecco_for_las/version_4/release1/forcing_baseline1/>)) should be link in the `run/` directory in place of `forcing_baseline2/`.
+To compile MITgcm and run the ECCO version 4 baseline 1 solution, then follow directions provided at [http://eccov4.readthedocs.io/]() except that the ECCO version 4 baseline 1 forcing ([forcing_baseline1/](<ftp://mit.ecco-group.org/ecco_for_las/version_4/release1/forcing_baseline1/>)) should be linked in the `run/` directory in place of `forcing_baseline2/`.
 
 
 

docs/ECCOv4r3_mods.md

@@ -1,3 +1,49 @@
 
-to be added shortly...
+To set up MITgcm to reproduce the ECCO version 4 release 3 solution, directions provided at [http://eccov4.readthedocs.io/]() should be modified as follows:
 
+
+### install MITgcm + configuration
+
+```
+git clone https://github.com/MITgcm/MITgcm
+git clone -b release3 https://github.com/gaelforget/ECCOv4
+mkdir MITgcm/mysetups
+mv ECCOv4 MITgcm/mysetups/.
+```
+
+### compile the MITgcm config.
+
+```
+cd MITgcm/mysetups/ECCOv4/build
+../../../tools/genmake2 -mods=../code -optfile \
+     ../../../tools/build_options/linux_amd64_gfortran -mpi
+make depend
+make -j 4
+cd ..
+```
+
+### download input files
+
+```
+cd MITgcm/mysetups/ECCOv4
+wget --recursive ftp://mit.ecco-group.org/ecco_for_las/version_4/release3/input_forcing/
+wget --recursive ftp://mit.ecco-group.org/ecco_for_las/version_4/release3/input_init/
+mv mit.ecco-group.org/ecco_for_las/version_4/release3/input_forcing .
+mv mit.ecco-group.org/ecco_for_las/version_4/release3/input_init .
+```
+
+### setup the run directory
+
+```
+cd MITgcm/mysetups/ECCOv4
+mkdir run
+cd run
+ln -s ../build/mitgcmuv .
+ln -s ../input/* .
+ln -s ../input_init/* .
+ln -s ../input_forcing/* .
+```
+
+### run the model
+
+`mpiexec -np 96 ./mitgcmuv`