summaryrefslogtreecommitdiff
path: root/arch/sh/boards/renesas/hs7751rvoip/io.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/sh/boards/renesas/hs7751rvoip/io.c')
-rw-r--r--arch/sh/boards/renesas/hs7751rvoip/io.c116
1 files changed, 38 insertions, 78 deletions
diff --git a/arch/sh/boards/renesas/hs7751rvoip/io.c b/arch/sh/boards/renesas/hs7751rvoip/io.c
index ecdce7ef6a34..8c26550ca2e4 100644
--- a/arch/sh/boards/renesas/hs7751rvoip/io.c
+++ b/arch/sh/boards/renesas/hs7751rvoip/io.c
@@ -13,14 +13,11 @@
#include <linux/kernel.h>
#include <linux/types.h>
+#include <linux/module.h>
#include <asm/io.h>
#include <asm/hs7751rvoip/hs7751rvoip.h>
#include <asm/addrspace.h>
-#include <linux/module.h>
-#include <linux/pci.h>
-#include "../../../drivers/pci/pci-sh7751.h"
-
extern void *area6_io8_base; /* Area 6 8bit I/O Base address */
extern void *area5_io16_base; /* Area 5 16bit I/O Base address */
@@ -31,27 +28,17 @@ extern void *area5_io16_base; /* Area 5 16bit I/O Base address */
* like the other Solution Engine boards.
*/
-#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 CODEC_IO_BASE 0x1000
#define CODEC_IOMAP(a) ((unsigned long)area6_io8_base + ((a) - CODEC_IO_BASE))
-static inline void delay(void)
-{
- ctrl_inw(0xa0000000);
-}
-
static inline unsigned long port2adr(unsigned int port)
{
if ((0x1f0 <= port && port < 0x1f8) || port == 0x3f6)
if (port == 0x3f6)
return ((unsigned long)area5_io16_base + 0x0c);
else
- return ((unsigned long)area5_io16_base + 0x800 + ((port-0x1f0) << 1));
+ return ((unsigned long)area5_io16_base + 0x800 +
+ ((port-0x1f0) << 1));
else
maybebadio((unsigned long)port);
return port;
@@ -70,25 +57,10 @@ static inline int shifted_port(unsigned long port)
}
#if defined(CONFIG_HS7751RVOIP_CODEC)
-static inline int
-codec_port(unsigned long port)
-{
- if (CODEC_IO_BASE <= port && port < (CODEC_IO_BASE+0x20))
- return 1;
- else
- return 0;
-}
-#endif
-
-/* In case someone configures the kernel w/o PCI support: in that */
-/* scenario, don't ever bother to check for PCI-window addresses */
-
-/* NOTE: WINDOW CHECK MAY BE A BIT OFF, HIGH PCIBIOS_MIN_IO WRAPS? */
-#if defined(CONFIG_PCI)
-#define CHECK_SH7751_PCIIO(port) \
- ((port >= PCIBIOS_MIN_IO) && (port < (PCIBIOS_MIN_IO + SH7751_PCI_IO_SIZE)))
+#define codec_port(port) \
+ ((CODEC_IO_BASE <= (port)) && ((port) < (CODEC_IO_BASE + 0x20)))
#else
-#define CHECK_SH7751_PCIIO(port) (0)
+#define codec_port(port) (0)
#endif
/*
@@ -102,12 +74,10 @@ unsigned char hs7751rvoip_inb(unsigned long port)
{
if (PXSEG(port))
return ctrl_inb(port);
-#if defined(CONFIG_HS7751RVOIP_CODEC)
else if (codec_port(port))
return ctrl_inb(CODEC_IOMAP(port));
-#endif
- else if (CHECK_SH7751_PCIIO(port) || shifted_port(port))
- return ctrl_inb(PCI_IOMAP(port));
+ else if (is_pci_ioaddr(port) || shifted_port(port))
+ return ctrl_inb(pci_ioaddr(port));
else
return ctrl_inw(port2adr(port)) & 0xff;
}
@@ -118,15 +88,13 @@ unsigned char hs7751rvoip_inb_p(unsigned long port)
if (PXSEG(port))
v = ctrl_inb(port);
-#if defined(CONFIG_HS7751RVOIP_CODEC)
else if (codec_port(port))
v = ctrl_inb(CODEC_IOMAP(port));
-#endif
- else if (CHECK_SH7751_PCIIO(port) || shifted_port(port))
- v = ctrl_inb(PCI_IOMAP(port));
+ else if (is_pci_ioaddr(port) || shifted_port(port))
+ v = ctrl_inb(pci_ioaddr(port));
else
v = ctrl_inw(port2adr(port)) & 0xff;
- delay();
+ ctrl_delay();
return v;
}
@@ -134,8 +102,8 @@ unsigned short hs7751rvoip_inw(unsigned long port)
{
if (PXSEG(port))
return ctrl_inw(port);
- else if (CHECK_SH7751_PCIIO(port) || shifted_port(port))
- return ctrl_inw(PCI_IOMAP(port));
+ else if (is_pci_ioaddr(port) || shifted_port(port))
+ return ctrl_inw(pci_ioaddr(port));
else
maybebadio(port);
return 0;
@@ -145,8 +113,8 @@ unsigned int hs7751rvoip_inl(unsigned long port)
{
if (PXSEG(port))
return ctrl_inl(port);
- else if (CHECK_SH7751_PCIIO(port) || shifted_port(port))
- return ctrl_inl(PCI_IOMAP(port));
+ else if (is_pci_ioaddr(port) || shifted_port(port))
+ return ctrl_inl(pci_ioaddr(port));
else
maybebadio(port);
return 0;
@@ -157,12 +125,10 @@ void hs7751rvoip_outb(unsigned char value, unsigned long port)
if (PXSEG(port))
ctrl_outb(value, port);
-#if defined(CONFIG_HS7751RVOIP_CODEC)
else if (codec_port(port))
ctrl_outb(value, CODEC_IOMAP(port));
-#endif
- else if (CHECK_SH7751_PCIIO(port) || shifted_port(port))
- ctrl_outb(value, PCI_IOMAP(port));
+ else if (is_pci_ioaddr(port) || shifted_port(port))
+ ctrl_outb(value, pci_ioaddr(port));
else
ctrl_outb(value, port2adr(port));
}
@@ -171,24 +137,22 @@ void hs7751rvoip_outb_p(unsigned char value, unsigned long port)
{
if (PXSEG(port))
ctrl_outb(value, port);
-#if defined(CONFIG_HS7751RVOIP_CODEC)
else if (codec_port(port))
ctrl_outb(value, CODEC_IOMAP(port));
-#endif
- else if (CHECK_SH7751_PCIIO(port) || shifted_port(port))
- ctrl_outb(value, PCI_IOMAP(port));
+ else if (is_pci_ioaddr(port) || shifted_port(port))
+ ctrl_outb(value, pci_ioaddr(port));
else
ctrl_outw(value, port2adr(port));
- delay();
+ ctrl_delay();
}
void hs7751rvoip_outw(unsigned short value, unsigned long port)
{
if (PXSEG(port))
ctrl_outw(value, port);
- else if (CHECK_SH7751_PCIIO(port) || shifted_port(port))
- ctrl_outw(value, PCI_IOMAP(port));
+ else if (is_pci_ioaddr(port) || shifted_port(port))
+ ctrl_outw(value, pci_ioaddr(port));
else
maybebadio(port);
}
@@ -197,8 +161,8 @@ void hs7751rvoip_outl(unsigned int value, unsigned long port)
{
if (PXSEG(port))
ctrl_outl(value, port);
- else if (CHECK_SH7751_PCIIO(port) || shifted_port(port))
- ctrl_outl(value, PCI_IOMAP(port));
+ else if (is_pci_ioaddr(port) || shifted_port(port))
+ ctrl_outl(value, pci_ioaddr(port));
else
maybebadio(port);
}
@@ -210,13 +174,11 @@ void hs7751rvoip_insb(unsigned long port, void *addr, unsigned long count)
if (PXSEG(port))
while (count--)
*buf++ = ctrl_inb(port);
-#if defined(CONFIG_HS7751RVOIP_CODEC)
else if (codec_port(port))
while (count--)
*buf++ = ctrl_inb(CODEC_IOMAP(port));
-#endif
- else if (CHECK_SH7751_PCIIO(port) || shifted_port(port)) {
- volatile u8 *bp = (volatile u8 *)PCI_IOMAP(port);
+ else if (is_pci_ioaddr(port) || shifted_port(port)) {
+ volatile u8 *bp = (volatile u8 *)pci_ioaddr(port);
while (count--)
*buf++ = *bp;
@@ -235,8 +197,8 @@ void hs7751rvoip_insw(unsigned long port, void *addr, unsigned long count)
if (PXSEG(port))
p = (volatile u16 *)port;
- else if (CHECK_SH7751_PCIIO(port) || shifted_port(port))
- p = (volatile u16 *)PCI_IOMAP(port);
+ else if (is_pci_ioaddr(port) || shifted_port(port))
+ p = (volatile u16 *)pci_ioaddr(port);
else
p = (volatile u16 *)port2adr(port);
while (count--)
@@ -246,8 +208,8 @@ void hs7751rvoip_insw(unsigned long port, void *addr, unsigned long count)
void hs7751rvoip_insl(unsigned long port, void *addr, unsigned long count)
{
- if (CHECK_SH7751_PCIIO(port) || shifted_port(port)) {
- volatile u32 *p = (volatile u32 *)PCI_IOMAP(port);
+ if (is_pci_ioaddr(port) || shifted_port(port)) {
+ volatile u32 *p = (volatile u32 *)pci_ioaddr(port);
u32 *buf = addr;
while (count--)
@@ -263,13 +225,11 @@ void hs7751rvoip_outsb(unsigned long port, const void *addr, unsigned long count
if (PXSEG(port))
while (count--)
ctrl_outb(*buf++, port);
-#if defined(CONFIG_HS7751RVOIP_CODEC)
else if (codec_port(port))
while (count--)
ctrl_outb(*buf++, CODEC_IOMAP(port));
-#endif
- else if (CHECK_SH7751_PCIIO(port) || shifted_port(port)) {
- volatile u8 *bp = (volatile u8 *)PCI_IOMAP(port);
+ else if (is_pci_ioaddr(port) || shifted_port(port)) {
+ volatile u8 *bp = (volatile u8 *)pci_ioaddr(port);
while (count--)
*bp = *buf++;
@@ -288,8 +248,8 @@ void hs7751rvoip_outsw(unsigned long port, const void *addr, unsigned long count
if (PXSEG(port))
p = (volatile u16 *)port;
- else if (CHECK_SH7751_PCIIO(port) || shifted_port(port))
- p = (volatile u16 *)PCI_IOMAP(port);
+ else if (is_pci_ioaddr(port) || shifted_port(port))
+ p = (volatile u16 *)pci_ioaddr(port);
else
p = (volatile u16 *)port2adr(port);
@@ -301,8 +261,8 @@ void hs7751rvoip_outsl(unsigned long port, const void *addr, unsigned long count
{
const u32 *buf = addr;
- if (CHECK_SH7751_PCIIO(port) || shifted_port(port)) {
- volatile u32 *p = (volatile u32 *)PCI_IOMAP(port);
+ if (is_pci_ioaddr(port) || shifted_port(port)) {
+ volatile u32 *p = (volatile u32 *)pci_ioaddr(port);
while (count--)
*p = *buf++;
@@ -316,8 +276,8 @@ void __iomem *hs7751rvoip_ioport_map(unsigned long port, unsigned int size)
return (void __iomem *)port;
else if (unlikely(codec_port(port) && (size == 1)))
return (void __iomem *)CODEC_IOMAP(port);
- else if (CHECK_SH7751_PCIIO(port))
- return (void __iomem *)PCI_IOMAP(port);
+ else if (is_pci_ioaddr(port))
+ return (void __iomem *)pci_ioaddr(port);
return (void __iomem *)port2adr(port);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-24 22:17:27 +0000