hwtracing/coresight/coresight-tmc.h

1 /* SPDX-License-Identifier: GPL-2.0 */
10 #include <linux/dma-mapping.h>
45 /* TMC_CTL - 0x020 */
47 /* TMC_STS - 0x00C */
53  * TMC_AXICTL - 0x110
55  * TMC AXICTL format for SoC-400
56  *	Bits [0-1]	: ProtCtrlBit0-1
57  *	Bits [2-5]	: CacheCtrlBits 0-3 (AXCACHE)
60  *	Bits [8-11]	: WrBurstLen
61  *	Bits [12-31]	: Reserved.
62  * TMC AXICTL format for SoC-600, as above except:
63  *	Bits [2-5]	: AXI WCACHE
64  *	Bits [16-19]	: AXI RCACHE
65  *	Bits [20-31]	: Reserved
75 /* Write-back Read and Write-allocate */
79 /* TMC_FFCR - 0x304 */
121  * TMC_ETR_SAVE_RESTORE - Values of RRP/RWP/STS.Full are
130 /* Coresight SoC-600 TMC-ETR unadvertised capabilities */
136 	ETR_MODE_ETR_SG,	/* Uses in-built TMC ETR SG mechanism */
137 	ETR_MODE_CATU,		/* Use SG mechanism in CATU */
144  * struct etr_buf - Details of the buffer used by ETR
168  * struct tmc_drvdata - specifics associated to an TMC component
178  * @etr_buf:	details of buffer used in TMC-ETR
182  *		TMC-ETR on AXI bus.
229  * struct tmc_pages - Collection of pages used for SG.
241  * struct tmc_sg_table - Generic SG table for TMC
288 	return csdev_access_relaxed_read_pair(&drvdata->csdev->access, lo_off, hi_off); \
293 	csdev_access_relaxed_write_pair(&drvdata->csdev->access, val, lo_off, hi_off); \
303 	WARN_ON(drvdata->etr_caps);  in TMC_REG_PAIR()
304 	drvdata->etr_caps = dev_caps;  in TMC_REG_PAIR()
309 	drvdata->etr_caps |= cap;  in tmc_etr_set_cap()
314 	return !!(drvdata->etr_caps & cap);  in tmc_etr_has_cap()
331 	return (unsigned long)sg_table->data_pages.nr_pages << PAGE_SHIFT;  in tmc_sg_table_buf_size()
336 void tmc_etr_set_catu_ops(const struct etr_buf_operations *catu);