It has been about 9 months since this problem was reported. Has it been fixed yet?
It should also be noted that the following RTSC tools cannot be discovered by CCS v5.3:
ctoolslib_1_0_0_2
dsplib_c64Px_3_2_0_1
dsplib_c66x_3_1_0_0
edma3_lld_02_11_05_02
grace_2_00_01_65
imglib_c66x_3_1_1_0
mathlib_c66x_3_0_1_1
mcsdk_2_01_02_06
pdk_C6657_1_1_2_6
pdk_C6670_1_1_2_6
pdk_C6678_1_1_2_6
msp430ware_1_25_00_30
ndk_2_21_02_43
ndk_2_21_01_38
openem_1_0_0_2
omp_1_01_03_02