4  * TCM memory handling for ARM systems
21 #include <asm/tcm.h>
29 /* TCM section definitions from the linker */
38  * TCM memory resources
73  * Allocate a chunk of TCM memory
91  * Free a chunk of TCM memory
120 	 * If there are more than one TCM bank of this type,  in setup_tcm_bank()
121 	 * select the TCM bank to operate on in the TCM selection  in setup_tcm_bank()
129 	/* Read the special TCM region register c9, 0 */  in setup_tcm_bank()
159 	/* Force move the TCM bank to where we want it, enable */  in setup_tcm_bank()
184  * has not explicitly given us access to the TCM we will get an
185  * undefined error when reading the TCM region register in the
189  * the read for the data TCM and the read for the instruction TCM:
254  * This initializes the TCM memory
270 	 * Prior to ARMv5 there is no TCM, and trying to read the status  in tcm_init()
275 			pr_info("CPU TCM: %u bytes of DTCM and %u bytes of "  in tcm_init()
276 				"ITCM code compiled in, but no TCM present "  in tcm_init()
380  * This creates the TCM memory pool and has to be done later,
392 	 * the TCM is sometimes just 4 KiB. NB: pages and cache  in setup_tcm_pool()
393 	 * line alignments does not matter in TCM!  in setup_tcm_pool()
397 	pr_debug("Setting up TCM memory pool\n");  in setup_tcm_pool()
399 	/* Add the rest of DTCM to the TCM pool */  in setup_tcm_pool()
410 				 "the TCM memory pool\n",  in setup_tcm_pool()
416 	/* Add the rest of ITCM to the TCM pool */  in setup_tcm_pool()
427 				 "the TCM memory pool\n",  in setup_tcm_pool()