| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| /* |
| * Support PCI IO workaround |
| * |
| * (C) Copyright 2007-2008 TOSHIBA CORPORATION |
| */ |
| |
| #ifndef _IO_WORKAROUNDS_H |
| #define _IO_WORKAROUNDS_H |
| |
| #include <linux/io.h> |
| #include <asm/pci-bridge.h> |
| |
| /* Bus info */ |
| struct iowa_bus { |
| struct pci_controller *phb; |
| struct ppc_pci_io *ops; |
| void *private; |
| }; |
| |
| void iowa_register_bus(struct pci_controller *, struct ppc_pci_io *, |
| int (*)(struct iowa_bus *, void *), void *); |
| struct iowa_bus *iowa_mem_find_bus(const PCI_IO_ADDR); |
| struct iowa_bus *iowa_pio_find_bus(unsigned long); |
| |
| extern struct ppc_pci_io spiderpci_ops; |
| extern int spiderpci_iowa_init(struct iowa_bus *, void *); |
| |
| #define SPIDER_PCI_REG_BASE 0xd000 |
| #define SPIDER_PCI_REG_SIZE 0x1000 |
| #define SPIDER_PCI_VCI_CNTL_STAT 0x0110 |
| #define SPIDER_PCI_DUMMY_READ 0x0810 |
| #define SPIDER_PCI_DUMMY_READ_BASE 0x0814 |
| |
| #endif /* _IO_WORKAROUNDS_H */ |
