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sparc: move the leon PCI memory space comment to <asm/leon.h> 

It has nothing to do with the content of the pci.h header.

Suggested by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: David S. Miller <davem@davemloft.net>
hifive-unleashed-5.1
Christoph Hellwig 2018-12-08 09:39:12 -08:00
parent a24ca8a253
commit b535d1fca6
2 changed files with 9 additions and 9 deletions
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9
arch/sparc/include/asm/leon.h
View File

@ -255,4 +255,13 @@ extern int leon_ipi_irq;
#define _pfn_valid(pfn) ((pfn < last_valid_pfn) && (pfn >= PFN(phys_base)))
#define _SRMMU_PTE_PMASK_LEON 0xffffffff
/*
* On LEON PCI Memory space is mapped 1:1 with physical address space.
*
* I/O space is located at low 64Kbytes in PCI I/O space. The I/O addresses
* are converted into CPU addresses to virtual addresses that are mapped with
* MMU to the PCI Host PCI I/O space window which are translated to the low
* 64Kbytes by the Host controller.
*/
#endif

9
arch/sparc/include/asm/pci_32.h
View File

@ -23,15 +23,6 @@
/* generic pci stuff */
#include <asm-generic/pci.h>
#else
/*
* On LEON PCI Memory space is mapped 1:1 with physical address space.
*
* I/O space is located at low 64Kbytes in PCI I/O space. The I/O addresses
* are converted into CPU addresses to virtual addresses that are mapped with
* MMU to the PCI Host PCI I/O space window which are translated to the low
* 64Kbytes by the Host controller.
*/
static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
{
return PCI_IRQ_NONE;