Three attributes are currently defined for the Blackfin.
l1_datal1_data_Al1_data_BUse these attributes on the Blackfin to place the variable into L1 Data SRAM. Variables with l1_data attribute are put into the specific section named .l1.data. Those with l1_data_A attribute are put into the specific section named .l1.data.A. Those with l1_data_B attribute are put into the specific section named .l1.data.B.
l2Use this attribute on the Blackfin to place the variable into L2 SRAM. Variables with l2 attribute are put into the specific section named .l2.data.
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Licensed under the GNU Free Documentation License, Version 1.3.
https://gcc.gnu.org/onlinedocs/gcc-9.2.0/gcc/Blackfin-Variable-Attributes.html