diff options
| author | Helge Deller <deller@parisc-linux.org> | 2006-03-27 21:52:15 +0200 |
|---|---|---|
| committer | Kyle McMartin <kyle@hera.kernel.org> | 2006-03-30 19:48:42 +0200 |
| commit | 5076c15862644edb91d2e3436b2fa3e07b28385d (patch) | |
| tree | 179750a6a7649c8cf233509c26da144764894ded /drivers/parisc/dino.c | |
| parent | [PARISC] Enable free_initrd_mem() (diff) | |
| download | linux-5076c15862644edb91d2e3436b2fa3e07b28385d.tar.xz linux-5076c15862644edb91d2e3436b2fa3e07b28385d.zip | |
[PARISC] I/O-Space must be ioremap_nocache()'d
Addresses in F-space must be accessed uncached on most parisc machines.
Signed-off-by: Helge Deller <deller@parisc-linux.org>
Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
Diffstat (limited to 'drivers/parisc/dino.c')
| -rw-r--r-- | drivers/parisc/dino.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/parisc/dino.c b/drivers/parisc/dino.c index 3d1a7f98c676..6e8ed0c81a6c 100644 --- a/drivers/parisc/dino.c +++ b/drivers/parisc/dino.c @@ -5,6 +5,7 @@ ** (c) Copyright 1999 SuSE GmbH ** (c) Copyright 1999,2000 Hewlett-Packard Company ** (c) Copyright 2000 Grant Grundler +** (c) Copyright 2006 Helge Deller ** ** 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 @@ -785,7 +786,7 @@ dino_bridge_init(struct dino_device *dino_dev, const char *name) if((io_addr & (1 << i)) == 0) continue; - start = (unsigned long)(signed int)(0xf0000000 | (i << 23)); + start = F_EXTEND(0xf0000000UL) | (i << 23); end = start + 8 * 1024 * 1024 - 1; DBG("DINO RANGE %d is at 0x%lx-0x%lx\n", count, @@ -996,7 +997,7 @@ static int __init dino_probe(struct parisc_device *dev) } dino_dev->hba.dev = dev; - dino_dev->hba.base_addr = ioremap(hpa, 4096); + dino_dev->hba.base_addr = ioremap_nocache(hpa, 4096); dino_dev->hba.lmmio_space_offset = 0; /* CPU addrs == bus addrs */ spin_lock_init(&dino_dev->dinosaur_pen); dino_dev->hba.iommu = ccio_get_iommu(dev); |