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Diffstat (limited to 'arch/sh/boards/landisk/io.c')
-rw-r--r--arch/sh/boards/landisk/io.c236
1 files changed, 99 insertions, 137 deletions
diff --git a/arch/sh/boards/landisk/io.c b/arch/sh/boards/landisk/io.c
index 1f1679af09d..aa6b145c9e8 100644
--- a/arch/sh/boards/landisk/io.c
+++ b/arch/sh/boards/landisk/io.c
@@ -17,9 +17,9 @@
#include <linux/kernel.h>
#include <linux/types.h>
-#include <asm/io.h>
#include <asm/landisk/iodata_landisk.h>
#include <asm/addrspace.h>
+#include <asm/io.h>
#include <linux/module.h>
#include <linux/pci.h>
@@ -42,10 +42,6 @@ extern void *area6_io_base; /* Area 6 I/O Base address */
#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);
@@ -66,7 +62,7 @@ static inline unsigned long port2adr(unsigned int port)
return ((unsigned long)area6_io_base + PA_SIDE_OFFSET +
((port - 0x170) << 1));
else
- maybebadio(port2adr, (unsigned long)port);
+ maybebadio((unsigned long)port);
return port;
}
@@ -89,234 +85,200 @@ static inline unsigned long port2adr(unsigned int port)
* should be way beyond the window, and is used w/o translation for
* compatibility.
*/
-unsigned char landisk_inb(unsigned long port)
+u8 landisk_inb(unsigned long port)
{
if (PXSEG(port))
- return *(volatile unsigned char *)port;
+ return ctrl_inb(port);
else if (CHECK_SH7751_PCIIO(port))
- return *(volatile unsigned char *)PCI_IOMAP(port);
- else
- return (*(volatile unsigned short *)port2adr(port) & 0xff);
+ return ctrl_inb(PCI_IOMAP(port));
+
+ return ctrl_inw(port2adr(port)) & 0xff;
}
-unsigned char landisk_inb_p(unsigned long port)
+u8 landisk_inb_p(unsigned long port)
{
- unsigned char v;
+ u8 v;
if (PXSEG(port))
- v = *(volatile unsigned char *)port;
+ v = ctrl_inb(port);
else if (CHECK_SH7751_PCIIO(port))
- v = *(volatile unsigned char *)PCI_IOMAP(port);
+ v = ctrl_inb(PCI_IOMAP(port));
else
- v = (*(volatile unsigned short *)port2adr(port) & 0xff);
+ v = ctrl_inw(port2adr(port)) & 0xff;
+
delay();
return v;
}
-unsigned short landisk_inw(unsigned long port)
+u16 landisk_inw(unsigned long port)
{
if (PXSEG(port))
- return *(volatile unsigned short *)port;
+ return ctrl_inw(port);
else if (CHECK_SH7751_PCIIO(port))
- return *(volatile unsigned short *)PCI_IOMAP(port);
+ return ctrl_inw(PCI_IOMAP(port));
else
- maybebadio(inw, port);
+ maybebadio(port);
return 0;
}
-unsigned int landisk_inl(unsigned long port)
+u32 landisk_inl(unsigned long port)
{
if (PXSEG(port))
- return *(volatile unsigned long *)port;
+ return ctrl_inl(port);
else if (CHECK_SH7751_PCIIO(port))
- return *(volatile unsigned long *)PCI_IOMAP(port);
+ return ctrl_inl(PCI_IOMAP(port));
else
- maybebadio(inl, port);
+ maybebadio(port);
return 0;
}
-void landisk_outb(unsigned char value, unsigned long port)
+void landisk_outb(u8 value, unsigned long port)
{
-
if (PXSEG(port))
- *(volatile unsigned char *)port = value;
+ ctrl_outb(value, port);
else if (CHECK_SH7751_PCIIO(port))
- *(volatile unsigned char *)PCI_IOMAP(port) = value;
+ ctrl_outb(value, PCI_IOMAP(port));
else
- *(volatile unsigned short *)port2adr(port) = value;
+ ctrl_outw(value, port2adr(port));
}
-void landisk_outb_p(unsigned char value, unsigned long port)
+void landisk_outb_p(u8 value, unsigned long port)
{
if (PXSEG(port))
- *(volatile unsigned char *)port = value;
+ ctrl_outb(value, port);
else if (CHECK_SH7751_PCIIO(port))
- *(volatile unsigned char *)PCI_IOMAP(port) = value;
+ ctrl_outb(value, PCI_IOMAP(port));
else
- *(volatile unsigned short *)port2adr(port) = value;
+ ctrl_outw(value, port2adr(port));
delay();
}
-void landisk_outw(unsigned short value, unsigned long port)
+void landisk_outw(u16 value, unsigned long port)
{
if (PXSEG(port))
- *(volatile unsigned short *)port = value;
+ ctrl_outw(value, port);
else if (CHECK_SH7751_PCIIO(port))
- *(volatile unsigned short *)PCI_IOMAP(port) = value;
+ ctrl_outw(value, PCI_IOMAP(port));
else
- maybebadio(outw, port);
+ maybebadio(port);
}
-void landisk_outl(unsigned int value, unsigned long port)
+void landisk_outl(u32 value, unsigned long port)
{
if (PXSEG(port))
- *(volatile unsigned long *)port = value;
+ ctrl_outl(value, port);
else if (CHECK_SH7751_PCIIO(port))
- *(volatile unsigned long *)PCI_IOMAP(port) = value;
+ ctrl_outl(value, PCI_IOMAP(port));
else
- maybebadio(outl, port);
+ maybebadio(port);
}
-void landisk_insb(unsigned long port, void *addr, unsigned long count)
+void landisk_insb(unsigned long port, void *dst, unsigned long count)
{
- if (PXSEG(port))
- while (count--)
- *((unsigned char *)addr)++ =
- *(volatile unsigned char *)port;
- else if (CHECK_SH7751_PCIIO(port)) {
- volatile __u8 *bp = (__u8 *) PCI_IOMAP(port);
+ volatile u16 *p;
+ u8 *buf = dst;
- while (count--)
- *((volatile unsigned char *)addr)++ = *bp;
- } else {
- volatile __u16 *p = (volatile unsigned short *)port2adr(port);
+ if (PXSEG(port)) {
+ while (count--)
+ *buf++ = *(volatile u8 *)port;
+ } else if (CHECK_SH7751_PCIIO(port)) {
+ volatile u8 *bp = (volatile u8 *)PCI_IOMAP(port);
- while (count--)
- *((unsigned char *)addr)++ = *p;
+ while (count--)
+ *buf++ = *bp;
+ } else {
+ p = (volatile u16 *)port2adr(port);
+ while (count--)
+ *buf++ = *p & 0xff;
}
}
-void landisk_insw(unsigned long port, void *addr, unsigned long count)
+void landisk_insw(unsigned long port, void *dst, unsigned long count)
{
- volatile __u16 *p;
+ volatile u16 *p;
+ u16 *buf = dst;
if (PXSEG(port))
- p = (volatile unsigned short *)port;
+ p = (volatile u16 *)port;
else if (CHECK_SH7751_PCIIO(port))
- p = (volatile unsigned short *)PCI_IOMAP(port);
+ p = (volatile u16 *)PCI_IOMAP(port);
else
- p = (volatile unsigned short *)port2adr(port);
+ p = (volatile u16 *)port2adr(port);
while (count--)
- *((__u16 *) addr)++ = *p;
+ *buf++ = *p;
}
-void landisk_insl(unsigned long port, void *addr, unsigned long count)
+void landisk_insl(unsigned long port, void *dst, unsigned long count)
{
+ u32 *buf = dst;
+
if (CHECK_SH7751_PCIIO(port)) {
- volatile __u32 *p = (__u32 *) PCI_IOMAP(port);
+ volatile u32 *p = (volatile u32 *)PCI_IOMAP(port);
- while (count--)
- *((__u32 *) addr)++ = *p;
+ while (count--)
+ *buf++ = *p;
} else
- maybebadio(insl, port);
+ maybebadio(port);
}
-void landisk_outsb(unsigned long port, const void *addr, unsigned long count)
+void landisk_outsb(unsigned long port, const void *src, unsigned long count)
{
+ volatile u16 *p;
+ const u8 *buf = src;
+
if (PXSEG(port))
- while (count--)
- *(volatile unsigned char *)port =
- *((unsigned char *)addr)++;
+ while (count--)
+ ctrl_outb(*buf++, port);
else if (CHECK_SH7751_PCIIO(port)) {
- volatile __u8 *bp = (__u8 *) PCI_IOMAP(port);
+ volatile u8 *bp = (volatile u8 *)PCI_IOMAP(port);
- while (count--)
- *bp = *((volatile unsigned char *)addr)++;
+ while (count--)
+ *bp = *buf++;
} else {
- volatile __u16 *p = (volatile unsigned short *)port2adr(port);
-
- while (count--)
- *p = *((unsigned char *)addr)++;
+ p = (volatile u16 *)port2adr(port);
+ while (count--)
+ *p = *buf++;
}
}
-void landisk_outsw(unsigned long port, const void *addr, unsigned long count)
+void landisk_outsw(unsigned long port, const void *src, unsigned long count)
{
- volatile __u16 *p;
+ volatile u16 *p;
+ const u16 *buf = src;
if (PXSEG(port))
- p = (volatile unsigned short *)port;
+ p = (volatile u16 *)port;
else if (CHECK_SH7751_PCIIO(port))
- p = (volatile unsigned short *)PCI_IOMAP(port);
+ p = (volatile u16 *)PCI_IOMAP(port);
else
- p = (volatile unsigned short *)port2adr(port);
- while (count--)
- *p = *((__u16 *) addr)++;
-}
+ p = (volatile u16 *)port2adr(port);
-void landisk_outsl(unsigned long port, const void *addr, unsigned long count)
-{
- if (CHECK_SH7751_PCIIO(port)) {
- volatile __u32 *p = (__u32 *) PCI_IOMAP(port);
-
- while (count--)
- *p = *((__u32 *) addr)++;
- } else
- maybebadio(outsl, port);
+ while (count--)
+ *p = *buf++;
}
-/* For read/write calls, just copy generic (pass-thru); PCIMBR is */
-/* already set up. For a larger memory space, these would need to */
-/* reset PCIMBR as needed on a per-call basis... */
-
-unsigned char landisk_readb(unsigned long addr)
+void landisk_outsl(unsigned long port, const void *src, unsigned long count)
{
- return *(volatile unsigned char *)addr;
-}
+ const u32 *buf = src;
-unsigned short landisk_readw(unsigned long addr)
-{
- return *(volatile unsigned short *)addr;
-}
-
-unsigned int landisk_readl(unsigned long addr)
-{
- return *(volatile unsigned long *)addr;
-}
-
-void landisk_writeb(unsigned char b, unsigned long addr)
-{
- *(volatile unsigned char *)addr = b;
-}
-
-void landisk_writew(unsigned short b, unsigned long addr)
-{
- *(volatile unsigned short *)addr = b;
-}
-
-void landisk_writel(unsigned int b, unsigned long addr)
-{
- *(volatile unsigned long *)addr = b;
-}
+ if (CHECK_SH7751_PCIIO(port)) {
+ volatile u32 *p = (volatile u32 *)PCI_IOMAP(port);
-void *landisk_ioremap(unsigned long offset, unsigned long size)
-{
- if (offset >= 0xfd000000)
- return (void *)offset;
- else
- return (void *)P2SEGADDR(offset);
+ while (count--)
+ *p = *buf++;
+ } else
+ maybebadio(port);
}
-void landisk_iounmap(void *addr)
+void __iomem *landisk_ioport_map(unsigned long port, unsigned int size)
{
-}
+ if (PXSEG(port))
+ return (void __iomem *)port;
+ else if (CHECK_SH7751_PCIIO(port))
+ return (void __iomem *)PCI_IOMAP(port);
-/* Map ISA bus address to the real address. Only for PCMCIA. */
-
-unsigned long landisk_isa_port2addr(unsigned long offset)
-{
- return port2adr(offset);
+ return (void __iomem *)port2adr(port);
}
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