diff options
Diffstat (limited to 'arch/sh/include/asm/pci.h')
| -rw-r--r-- | arch/sh/include/asm/pci.h | 47 |
1 files changed, 20 insertions, 27 deletions
diff --git a/arch/sh/include/asm/pci.h b/arch/sh/include/asm/pci.h index ccf5c5ff62f..bb2c2fcddc9 100644 --- a/arch/sh/include/asm/pci.h +++ b/arch/sh/include/asm/pci.h @@ -38,33 +38,6 @@ extern struct pci_channel board_pci_channels[]; #define PCIBIOS_MIN_IO __PCI_CHAN(bus)->io_resource->start #define PCIBIOS_MIN_MEM __PCI_CHAN(bus)->mem_resource->start -/* - * I/O routine helpers - */ -#if defined(CONFIG_CPU_SUBTYPE_SH7780) || defined(CONFIG_CPU_SUBTYPE_SH7785) -#define PCI_IO_AREA 0xFE400000 -#define PCI_IO_SIZE 0x00400000 -#elif defined(CONFIG_CPU_SH5) -extern unsigned long PCI_IO_AREA; -#define PCI_IO_SIZE 0x00010000 -#else -#define PCI_IO_AREA 0xFE240000 -#define PCI_IO_SIZE 0x00040000 -#endif - -#define PCI_MEM_SIZE 0x01000000 - -#define SH4_PCIIOBR_MASK 0xFFFC0000 -#define pci_ioaddr(addr) (PCI_IO_AREA + (addr & ~SH4_PCIIOBR_MASK)) - -#if defined(CONFIG_PCI) -#define is_pci_ioaddr(port) \ - (((port) >= PCIBIOS_MIN_IO) && \ - ((port) < (PCIBIOS_MIN_IO + PCI_IO_SIZE))) -#else -#define is_pci_ioaddr(port) (0) -#endif - struct pci_dev; extern void pcibios_set_master(struct pci_dev *dev); @@ -137,11 +110,31 @@ static inline int __is_pci_memory(unsigned long phys_addr, unsigned long size) } return 0; } + +static inline void __iomem *__get_pci_io_base(unsigned long port, + unsigned long size) +{ + struct pci_channel *p; + struct resource *res; + + for (p = board_pci_channels; p->init; p++) { + res = p->io_resource; + if (p->enabled && (port >= res->start) && + (port + size) <= (res->end + 1)) + return (void __iomem *)(p->io_base + port); + } + return NULL; +} #else static inline int __is_pci_memory(unsigned long phys_addr, unsigned long size) { return 0; } +static inline void __iomem *__get_pci_io_base(unsigned long port, + unsigned long size) +{ + return NULL; +} #endif /* Board-specific fixup routines. */ |