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| author | Michael Ellerman <michael@ozlabs.org> | 2011-04-11 21:25:01 +0000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2011-04-27 14:18:29 +1000 |
| commit | 3cc30d0726d258ac336283bcde66a8ab58283b61 (patch) | |
| tree | d0b6664707f2d6ee5b5a008af1c2810d5ba1390c /arch/powerpc/include | |
| parent | 21176fed25c3b0cb17c6c42d71b4e3d68b8f9dd4 (diff) | |
| download | blackbird-op-linux-3cc30d0726d258ac336283bcde66a8ab58283b61.tar.gz blackbird-op-linux-3cc30d0726d258ac336283bcde66a8ab58283b61.zip | |
powerpc/pci: Move IO workarounds to the common kernel dir
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/include')
| -rw-r--r-- | arch/powerpc/include/asm/io-workarounds.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/io-workarounds.h b/arch/powerpc/include/asm/io-workarounds.h new file mode 100644 index 000000000000..6efc7782ebf2 --- /dev/null +++ b/arch/powerpc/include/asm/io-workarounds.h @@ -0,0 +1,49 @@ +/* + * Support PCI IO workaround + * + * (C) Copyright 2007-2008 TOSHIBA CORPORATION + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#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 __devinit io_workaround_init(void); +void __devinit 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 */ |
