diff options
author | Yunhong Jiang <yunhong.jiang@intel.com> | 2015-08-04 12:17:53 -0700 |
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committer | Yunhong Jiang <yunhong.jiang@intel.com> | 2015-08-04 15:44:42 -0700 |
commit | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (patch) | |
tree | 1c9cafbcd35f783a87880a10f85d1a060db1a563 /kernel/arch/arm/mm/iomap.c | |
parent | 98260f3884f4a202f9ca5eabed40b1354c489b29 (diff) |
Add the rt linux 4.1.3-rt3 as base
Import the rt linux 4.1.3-rt3 as OPNFV kvm base.
It's from git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-4.1.y-rt and
the base is:
commit 0917f823c59692d751951bf5ea699a2d1e2f26a2
Author: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Sat Jul 25 12:13:34 2015 +0200
Prepare v4.1.3-rt3
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
We lose all the git history this way and it's not good. We
should apply another opnfv project repo in future.
Change-Id: I87543d81c9df70d99c5001fbdf646b202c19f423
Signed-off-by: Yunhong Jiang <yunhong.jiang@intel.com>
Diffstat (limited to 'kernel/arch/arm/mm/iomap.c')
-rw-r--r-- | kernel/arch/arm/mm/iomap.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/kernel/arch/arm/mm/iomap.c b/kernel/arch/arm/mm/iomap.c new file mode 100644 index 000000000..461420836 --- /dev/null +++ b/kernel/arch/arm/mm/iomap.c @@ -0,0 +1,42 @@ +/* + * linux/arch/arm/mm/iomap.c + * + * Map IO port and PCI memory spaces so that {read,write}[bwl] can + * be used to access this memory. + */ +#include <linux/module.h> +#include <linux/pci.h> +#include <linux/ioport.h> +#include <linux/io.h> + +unsigned long vga_base; +EXPORT_SYMBOL(vga_base); + +#ifdef __io +void __iomem *ioport_map(unsigned long port, unsigned int nr) +{ + return __io(port); +} +EXPORT_SYMBOL(ioport_map); + +void ioport_unmap(void __iomem *addr) +{ +} +EXPORT_SYMBOL(ioport_unmap); +#endif + +#ifdef CONFIG_PCI +unsigned long pcibios_min_io = 0x1000; +EXPORT_SYMBOL(pcibios_min_io); + +unsigned long pcibios_min_mem = 0x01000000; +EXPORT_SYMBOL(pcibios_min_mem); + +void pci_iounmap(struct pci_dev *dev, void __iomem *addr) +{ + if ((unsigned long)addr >= VMALLOC_START && + (unsigned long)addr < VMALLOC_END) + iounmap(addr); +} +EXPORT_SYMBOL(pci_iounmap); +#endif |