diff options
Diffstat (limited to 'arch/sh/boards/se/7751/io.c')
-rw-r--r-- | arch/sh/boards/se/7751/io.c | 135 |
1 files changed, 0 insertions, 135 deletions
diff --git a/arch/sh/boards/se/7751/io.c b/arch/sh/boards/se/7751/io.c deleted file mode 100644 index e8d846cec89..00000000000 --- a/arch/sh/boards/se/7751/io.c +++ /dev/null @@ -1,135 +0,0 @@ -/* - * Copyright (C) 2001 Ian da Silva, Jeremy Siegel - * Based largely on io_se.c. - * - * I/O routine for Hitachi 7751 SolutionEngine. - * - * Initial version only to support LAN access; some - * placeholder code from io_se.c left in with the - * expectation of later SuperIO and PCMCIA access. - */ -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/pci.h> -#include <asm/io.h> -#include <asm/se7751.h> -#include <asm/addrspace.h> - -static inline volatile u16 *port2adr(unsigned int port) -{ - if (port >= 0x2000) - return (volatile __u16 *) (PA_MRSHPC + (port - 0x2000)); - maybebadio((unsigned long)port); - return (volatile __u16*)port; -} - -/* - * General outline: remap really low stuff [eventually] to SuperIO, - * stuff in PCI IO space (at or above window at pci.h:PCIBIOS_MIN_IO) - * is mapped through the PCI IO window. Stuff with high bits (PXSEG) - * should be way beyond the window, and is used w/o translation for - * compatibility. - */ -unsigned char sh7751se_inb(unsigned long port) -{ - if (PXSEG(port)) - return *(volatile unsigned char *)port; - else if (is_pci_ioaddr(port)) - return *(volatile unsigned char *)pci_ioaddr(port); - else - return (*port2adr(port)) & 0xff; -} - -unsigned char sh7751se_inb_p(unsigned long port) -{ - unsigned char v; - - if (PXSEG(port)) - v = *(volatile unsigned char *)port; - else if (is_pci_ioaddr(port)) - v = *(volatile unsigned char *)pci_ioaddr(port); - else - v = (*port2adr(port)) & 0xff; - ctrl_delay(); - return v; -} - -unsigned short sh7751se_inw(unsigned long port) -{ - if (PXSEG(port)) - return *(volatile unsigned short *)port; - else if (is_pci_ioaddr(port)) - return *(volatile unsigned short *)pci_ioaddr(port); - else if (port >= 0x2000) - return *port2adr(port); - else - maybebadio(port); - return 0; -} - -unsigned int sh7751se_inl(unsigned long port) -{ - if (PXSEG(port)) - return *(volatile unsigned long *)port; - else if (is_pci_ioaddr(port)) - return *(volatile unsigned int *)pci_ioaddr(port); - else if (port >= 0x2000) - return *port2adr(port); - else - maybebadio(port); - return 0; -} - -void sh7751se_outb(unsigned char value, unsigned long port) -{ - - if (PXSEG(port)) - *(volatile unsigned char *)port = value; - else if (is_pci_ioaddr(port)) - *((unsigned char*)pci_ioaddr(port)) = value; - else - *(port2adr(port)) = value; -} - -void sh7751se_outb_p(unsigned char value, unsigned long port) -{ - if (PXSEG(port)) - *(volatile unsigned char *)port = value; - else if (is_pci_ioaddr(port)) - *((unsigned char*)pci_ioaddr(port)) = value; - else - *(port2adr(port)) = value; - ctrl_delay(); -} - -void sh7751se_outw(unsigned short value, unsigned long port) -{ - if (PXSEG(port)) - *(volatile unsigned short *)port = value; - else if (is_pci_ioaddr(port)) - *((unsigned short *)pci_ioaddr(port)) = value; - else if (port >= 0x2000) - *port2adr(port) = value; - else - maybebadio(port); -} - -void sh7751se_outl(unsigned int value, unsigned long port) -{ - if (PXSEG(port)) - *(volatile unsigned long *)port = value; - else if (is_pci_ioaddr(port)) - *((unsigned long*)pci_ioaddr(port)) = value; - else - maybebadio(port); -} - -void sh7751se_insl(unsigned long port, void *addr, unsigned long count) -{ - maybebadio(port); -} - -void sh7751se_outsl(unsigned long port, const void *addr, unsigned long count) -{ - maybebadio(port); -} |