28 bool bcma_core_pci_is_in_hostmode(struct bcma_drv_pci *pc)  in bcma_core_pci_is_in_hostmode()  argument
30 	struct bcma_bus *bus = pc->core->bus;  in bcma_core_pci_is_in_hostmode()
39 	bcma_core_enable(pc->core, 0);  in bcma_core_pci_is_in_hostmode()
41 	return !mips_busprobe32(tmp, pc->core->io_addr);  in bcma_core_pci_is_in_hostmode()
44 static u32 bcma_pcie_read_config(struct bcma_drv_pci *pc, u32 address)  in bcma_pcie_read_config()  argument
46 	pcicore_write32(pc, BCMA_CORE_PCI_CONFIG_ADDR, address);  in bcma_pcie_read_config()
47 	pcicore_read32(pc, BCMA_CORE_PCI_CONFIG_ADDR);  in bcma_pcie_read_config()
48 	return pcicore_read32(pc, BCMA_CORE_PCI_CONFIG_DATA);  in bcma_pcie_read_config()
51 static void bcma_pcie_write_config(struct bcma_drv_pci *pc, u32 address,  in bcma_pcie_write_config()  argument
54 	pcicore_write32(pc, BCMA_CORE_PCI_CONFIG_ADDR, address);  in bcma_pcie_write_config()
55 	pcicore_read32(pc, BCMA_CORE_PCI_CONFIG_ADDR);  in bcma_pcie_write_config()
56 	pcicore_write32(pc, BCMA_CORE_PCI_CONFIG_DATA, data);  in bcma_pcie_write_config()
59 static u32 bcma_get_cfgspace_addr(struct bcma_drv_pci *pc, unsigned int dev,  in bcma_get_cfgspace_addr()  argument
67 	if (dev >= 2 || !(bcma_pcie_read(pc, BCMA_CORE_PCI_DLLP_LSREG)  in bcma_get_cfgspace_addr()
73 	pcicore_write32(pc, BCMA_CORE_PCI_SBTOPCI1, BCMA_CORE_PCI_SBTOPCI_CFG0);  in bcma_get_cfgspace_addr()
75 	addr = pc->host_controller->host_cfg_addr;  in bcma_get_cfgspace_addr()
84 static int bcma_extpci_read_config(struct bcma_drv_pci *pc, unsigned int dev,  in bcma_extpci_read_config()  argument
92 	WARN_ON(!pc->hostmode);  in bcma_extpci_read_config()
106 			val = bcma_pcie_read_config(pc, addr);  in bcma_extpci_read_config()
111 			val = pcicore_read32(pc, addr);  in bcma_extpci_read_config()
114 		addr = bcma_get_cfgspace_addr(pc, dev, func, off);  in bcma_extpci_read_config()
148 static int bcma_extpci_write_config(struct bcma_drv_pci *pc, unsigned int dev,  in bcma_extpci_write_config()  argument
155 	u16 chipid = pc->core->bus->chipinfo.id;  in bcma_extpci_write_config()
157 	WARN_ON(!pc->hostmode);  in bcma_extpci_write_config()
171 			val = bcma_pcie_read_config(pc, addr);  in bcma_extpci_write_config()
176 			val = pcicore_read32(pc, addr);  in bcma_extpci_write_config()
179 		addr = bcma_get_cfgspace_addr(pc, dev, func, off);  in bcma_extpci_write_config()
211 			bcma_pcie_write_config(pc, addr, val);  in bcma_extpci_write_config()
213 			pcicore_write32(pc, addr, val);  in bcma_extpci_write_config()
236 	struct bcma_drv_pci *pc;  in bcma_core_pci_hostmode_read_config()  local
240 	pc = pc_host->pdev;  in bcma_core_pci_hostmode_read_config()
243 	err = bcma_extpci_read_config(pc, PCI_SLOT(devfn),  in bcma_core_pci_hostmode_read_config()
256 	struct bcma_drv_pci *pc;  in bcma_core_pci_hostmode_write_config()  local
260 	pc = pc_host->pdev;  in bcma_core_pci_hostmode_write_config()
263 	err = bcma_extpci_write_config(pc, PCI_SLOT(devfn),  in bcma_core_pci_hostmode_write_config()
271 static u8 bcma_find_pci_capability(struct bcma_drv_pci *pc, unsigned int dev,  in bcma_find_pci_capability()  argument
281 	bcma_extpci_read_config(pc, dev, func, PCI_HEADER_TYPE, &byte_val,  in bcma_find_pci_capability()
287 	bcma_extpci_read_config(pc, dev, func, PCI_STATUS, &byte_val,  in bcma_find_pci_capability()
293 	bcma_extpci_read_config(pc, dev, func, PCI_CAPABILITY_LIST, &cap_ptr,  in bcma_find_pci_capability()
300 	bcma_extpci_read_config(pc, dev, func, cap_ptr, &cap_id, sizeof(u8));  in bcma_find_pci_capability()
302 		bcma_extpci_read_config(pc, dev, func, cap_ptr + 1, &cap_ptr,  in bcma_find_pci_capability()
306 		bcma_extpci_read_config(pc, dev, func, cap_ptr, &cap_id,  in bcma_find_pci_capability()
326 			bcma_extpci_read_config(pc, dev, func, cap_data, buf,  in bcma_find_pci_capability()
340 static void bcma_core_pci_enable_crs(struct bcma_drv_pci *pc)  in bcma_core_pci_enable_crs()  argument
342 	struct bcma_bus *bus = pc->core->bus;  in bcma_core_pci_enable_crs()
347 	cap_ptr = bcma_find_pci_capability(pc, 0, 0, PCI_CAP_ID_EXP, NULL,  in bcma_core_pci_enable_crs()
350 	bcma_extpci_read_config(pc, 0, 0, root_cap, &val16, sizeof(u16));  in bcma_core_pci_enable_crs()
355 		bcma_extpci_read_config(pc, 0, 0, root_ctrl, &val16,  in bcma_core_pci_enable_crs()
373 				bcma_extpci_read_config(pc, dev, 0,  in bcma_core_pci_enable_crs()
387 void bcma_core_pci_hostmode_init(struct bcma_drv_pci *pc)  in bcma_core_pci_hostmode_init()  argument
389 	struct bcma_bus *bus = pc->core->bus;  in bcma_core_pci_hostmode_init()
410 	pc->host_controller = pc_host;  in bcma_core_pci_hostmode_init()
414 	pc_host->pdev = pc;  in bcma_core_pci_hostmode_init()
434 	pcicore_write32(pc, BCMA_CORE_PCI_CTL, BCMA_CORE_PCI_CTL_RST_OE);  in bcma_core_pci_hostmode_init()
436 	pcicore_write32(pc, BCMA_CORE_PCI_CTL, BCMA_CORE_PCI_CTL_RST |  in bcma_core_pci_hostmode_init()
450 		pcicore_write32(pc, BCMA_CORE_PCI_SBTOPCI0,  in bcma_core_pci_hostmode_init()
456 		if (pc->core->core_unit == 0) {  in bcma_core_pci_hostmode_init()
463 			pcicore_write32(pc, BCMA_CORE_PCI_SBTOPCI0,  in bcma_core_pci_hostmode_init()
465 		} else if (pc->core->core_unit == 1) {  in bcma_core_pci_hostmode_init()
473 			pcicore_write32(pc, BCMA_CORE_PCI_SBTOPCI0,  in bcma_core_pci_hostmode_init()
477 		pcicore_write32(pc, BCMA_CORE_PCI_SBTOPCI0,  in bcma_core_pci_hostmode_init()
481 	pcicore_write32(pc, BCMA_CORE_PCI_SBTOPCI1, BCMA_CORE_PCI_SBTOPCI_CFG0);  in bcma_core_pci_hostmode_init()
484 	pcicore_write32(pc, BCMA_CORE_PCI_SBTOPCI2,  in bcma_core_pci_hostmode_init()
495 	bcma_core_pci_enable_crs(pc);  in bcma_core_pci_hostmode_init()
500 		bcma_extpci_read_config(pc, 0, 0, BCMA_CORE_PCI_CFG_DEVCTRL,  in bcma_core_pci_hostmode_init()
504 		bcma_extpci_write_config(pc, 0, 0, BCMA_CORE_PCI_CFG_DEVCTRL,  in bcma_core_pci_hostmode_init()
510 	bcma_extpci_write_config(pc, 0, 0, PCI_COMMAND, &tmp, sizeof(tmp));  in bcma_core_pci_hostmode_init()
513 	pcicore_write32(pc, BCMA_CORE_PCI_IMASK, BCMA_CORE_PCI_IMASK_INTA);  in bcma_core_pci_hostmode_init()