5  * SPDX-License-Identifier: Apache-2.0
38 /* functions documented in drivers/pcie/pcie.h */
108  * @param bar_index 0-based BAR index
201 					&bar->phys_addr)) {  in pcie_get_bar()
205 	bar->phys_addr = PCIE_CONF_BAR_ADDR(phys_addr);  in pcie_get_bar()
207 	bar->size = size & ~(size-1);  in pcie_get_bar()
222  * are order-preserving with respect to the endpoint BARs: e.g., index 0
223  * will return the lowest-numbered BAR on the endpoint.
226  * @param index (0-based) index
239 	     (index > 0) && (reg <= PCIE_CONF_BAR5); reg++, index--) {  in pcie_probe_bar()
251 	return pcie_get_bar(bdf, reg - PCIE_CONF_BAR0, bar, io);  in pcie_probe_bar()
296 		/* In some platforms, PCI interrupts are hardwired to specific interrupt inputs  in pcie_alloc_irq()
371 static bool scan_flag(const struct pcie_scan_opt *opt, uint32_t flag)  in scan_flag()  argument
373 	return ((opt->flags & flag) != 0U);  in scan_flag()
377 static bool scan_bus(uint8_t bus, const struct pcie_scan_opt *opt);
379 static bool scan_dev(uint8_t bus, uint8_t dev, const struct pcie_scan_opt *opt)  in scan_dev()  argument
398 			if (scan_flag(opt, PCIE_SCAN_RECURSIVE)) {  in scan_dev()
405 			do_cb = scan_flag(opt, PCIE_SCAN_CB_ALL);  in scan_dev()
409 		if (do_cb && !opt->cb(bdf, id, opt->cb_data)) {  in scan_dev()
413 		if (scan_flag(opt, PCIE_SCAN_RECURSIVE) && secondary != 0) {  in scan_dev()
414 			if (!scan_bus(secondary, opt)) {  in scan_dev()
419 		/* Only function 0 is valid for non-multifunction devices */  in scan_dev()
428 static bool scan_bus(uint8_t bus, const struct pcie_scan_opt *opt)  in scan_bus()  argument
431 		if (!scan_dev(bus, dev, opt)) {  in scan_bus()
439 int pcie_scan(const struct pcie_scan_opt *opt)  in pcie_scan()  argument
444 	CHECKIF(opt->cb == NULL) {  in pcie_scan()
445 		return -EINVAL;  in pcie_scan()
450 	if (opt->bus == 0 && scan_flag(opt, PCIE_SCAN_RECURSIVE) && multi) {  in pcie_scan()
459 			if (!scan_bus(bus, opt)) {  in pcie_scan()
465 		scan_bus(opt->bus, opt);  in pcie_scan()
481 		if (dev->bdf != PCIE_BDF_NONE) {  in pcie_dev_cb()
485 		if (dev->id != id) {  in pcie_dev_cb()
491 		if (dev->class_rev == (class_rev & dev->class_rev_mask)) {  in pcie_dev_cb()
492 			dev->bdf = bdf;  in pcie_dev_cb()
493 			dev->class_rev = class_rev;  in pcie_dev_cb()
494 			data->found++;  in pcie_dev_cb()
500 	return (data->found != data->max_dev);  in pcie_dev_cb()
506 	struct pcie_scan_opt opt = {  in pcie_init()  local
524 		__ASSERT(ret == -ENOENT, "Error retrieve interrupt routing table!");  in pcie_init()
536 	pcie_scan(&opt);  in pcie_init()