diff options
Diffstat (limited to 'arch/sh/boards/snapgear/io.c')
-rw-r--r-- | arch/sh/boards/snapgear/io.c | 63 |
1 files changed, 8 insertions, 55 deletions
diff --git a/arch/sh/boards/snapgear/io.c b/arch/sh/boards/snapgear/io.c index e2eb78f..9f700b8 100644 --- a/arch/sh/boards/snapgear/io.c +++ b/arch/sh/boards/snapgear/io.c @@ -28,39 +28,26 @@ unsigned short secureedge5410_ioport; /* * The SnapGear uses the built-in PCI controller (PCIC) * of the 7751 processor - */ + */ #define PCIIOBR (volatile long *)PCI_REG(SH7751_PCIIOBR) #define PCIMBR (volatile long *)PCI_REG(SH7751_PCIMBR) #define PCI_IO_AREA SH7751_PCI_IO_BASE #define PCI_MEM_AREA SH7751_PCI_CONFIG_BASE - #define PCI_IOMAP(adr) (PCI_IO_AREA + (adr & ~SH7751_PCIIOBR_MASK)) - -#define maybebadio(name,port) \ - printk("bad PC-like io %s for port 0x%lx at 0x%08x\n", \ - #name, (port), (__u32) __builtin_return_address(0)) - - static inline void delay(void) { ctrl_inw(0xa0000000); } - static inline volatile __u16 *port2adr(unsigned int port) { -#if 0 - if (port >= 0x2000) - return (volatile __u16 *) (PA_MRSHPC + (port - 0x2000)); -#endif - maybebadio(name,(unsigned long)port); + maybebadio((unsigned long)port); return (volatile __u16*)port; } - /* In case someone configures the kernel w/o PCI support: in that */ /* scenario, don't ever bother to check for PCI-window addresses */ @@ -115,7 +102,7 @@ unsigned short snapgear_inw(unsigned long port) else if (port >= 0x2000) return *port2adr(port); else - maybebadio(inw, port); + maybebadio(port); return 0; } @@ -129,7 +116,7 @@ unsigned int snapgear_inl(unsigned long port) else if (port >= 0x2000) return *port2adr(port); else - maybebadio(inl, port); + maybebadio(port); return 0; } @@ -167,7 +154,7 @@ void snapgear_outw(unsigned short value, unsigned long port) else if (port >= 0x2000) *port2adr(port) = value; else - maybebadio(outw, port); + maybebadio(port); } @@ -178,49 +165,15 @@ void snapgear_outl(unsigned int value, unsigned long port) else if (CHECK_SH7751_PCIIO(port)) *((unsigned long*)PCI_IOMAP(port)) = value; else - maybebadio(outl, port); + maybebadio(port); } void snapgear_insl(unsigned long port, void *addr, unsigned long count) { - maybebadio(insl, port); + maybebadio(port); } void snapgear_outsl(unsigned long port, const void *addr, unsigned long count) { - maybebadio(outsw, port); -} - -/* Map ISA bus address to the real address. Only for PCMCIA. */ - - -/* ISA page descriptor. */ -static __u32 sh_isa_memmap[256]; - - -#if 0 -static int sh_isa_mmap(__u32 start, __u32 length, __u32 offset) -{ - int idx; - - if (start >= 0x100000 || (start & 0xfff) || (length != 0x1000)) - return -1; - - idx = start >> 12; - sh_isa_memmap[idx] = 0xb8000000 + (offset &~ 0xfff); -#if 0 - printk("sh_isa_mmap: start %x len %x offset %x (idx %x paddr %x)\n", - start, length, offset, idx, sh_isa_memmap[idx]); -#endif - return 0; -} -#endif - -unsigned long snapgear_isa_port2addr(unsigned long offset) -{ - int idx; - - idx = (offset >> 12) & 0xff; - offset &= 0xfff; - return sh_isa_memmap[idx] + offset; + maybebadio(port); } |