diff options
Diffstat (limited to 'arch/sh/boards/se/7300/io.c')
-rw-r--r-- | arch/sh/boards/se/7300/io.c | 268 |
1 files changed, 0 insertions, 268 deletions
diff --git a/arch/sh/boards/se/7300/io.c b/arch/sh/boards/se/7300/io.c deleted file mode 100644 index 8a03d7a..0000000 --- a/arch/sh/boards/se/7300/io.c +++ /dev/null @@ -1,268 +0,0 @@ -/* - * arch/sh/boards/se/7300/io.c - * - * Copyright (C) 2003 YOSHII Takashi <yoshii-takashi@hitachi-ul.co.jp> - * Based on arch/sh/kernel/io_shmse.c - * - * I/O routine for SH-Mobile3 73180 SolutionEngine. - * - */ - -#include <linux/kernel.h> -#include <asm/io.h> -#include <asm/se7300.h> - -#define badio(fn, a) panic("bad i/o operation %s for %08lx.", #fn, a) - -struct iop { - unsigned long start, end; - unsigned long base; - struct iop *(*check) (struct iop * p, unsigned long port); - unsigned char (*inb) (struct iop * p, unsigned long port); - unsigned short (*inw) (struct iop * p, unsigned long port); - void (*outb) (struct iop * p, unsigned char value, unsigned long port); - void (*outw) (struct iop * p, unsigned short value, unsigned long port); -}; - -struct iop * -simple_check(struct iop *p, unsigned long port) -{ - if ((p->start <= port) && (port <= p->end)) - return p; - else - badio(check, port); -} - -struct iop * -ide_check(struct iop *p, unsigned long port) -{ - if (((0x1f0 <= port) && (port <= 0x1f7)) || (port == 0x3f7)) - return p; - return NULL; -} - -unsigned char -simple_inb(struct iop *p, unsigned long port) -{ - return *(unsigned char *) (p->base + port); -} - -unsigned short -simple_inw(struct iop *p, unsigned long port) -{ - return *(unsigned short *) (p->base + port); -} - -void -simple_outb(struct iop *p, unsigned char value, unsigned long port) -{ - *(unsigned char *) (p->base + port) = value; -} - -void -simple_outw(struct iop *p, unsigned short value, unsigned long port) -{ - *(unsigned short *) (p->base + port) = value; -} - -unsigned char -pcc_inb(struct iop *p, unsigned long port) -{ - unsigned long addr = p->base + port + 0x40000; - unsigned long v; - - if (port & 1) - addr += 0x00400000; - v = *(volatile unsigned char *) addr; - return v; -} - -void -pcc_outb(struct iop *p, unsigned char value, unsigned long port) -{ - unsigned long addr = p->base + port + 0x40000; - - if (port & 1) - addr += 0x00400000; - *(volatile unsigned char *) addr = value; -} - -unsigned char -bad_inb(struct iop *p, unsigned long port) -{ - badio(inb, port); -} - -void -bad_outb(struct iop *p, unsigned char value, unsigned long port) -{ - badio(inw, port); -} - -#ifdef CONFIG_SMC91X -/* MSTLANEX01 LAN at 0xb400:0000 */ -static struct iop laniop = { - .start = 0x300, - .end = 0x30f, - .base = 0xb4000000, - .check = simple_check, - .inb = simple_inb, - .inw = simple_inw, - .outb = simple_outb, - .outw = simple_outw, -}; -#endif - -/* NE2000 pc card NIC */ -static struct iop neiop = { - .start = 0x280, - .end = 0x29f, - .base = 0xb0600000 + 0x80, /* soft 0x280 -> hard 0x300 */ - .check = simple_check, - .inb = pcc_inb, - .inw = simple_inw, - .outb = pcc_outb, - .outw = simple_outw, -}; - -#ifdef CONFIG_IDE -/* CF in CF slot */ -static struct iop cfiop = { - .base = 0xb0600000, - .check = ide_check, - .inb = pcc_inb, - .inw = simple_inw, - .outb = pcc_outb, - .outw = simple_outw, -}; -#endif - -static __inline__ struct iop * -port2iop(unsigned long port) -{ - if (0) ; -#if defined(CONFIG_SMC91X) - else if (laniop.check(&laniop, port)) - return &laniop; -#endif -#if defined(CONFIG_NE2000) - else if (neiop.check(&neiop, port)) - return &neiop; -#endif -#if defined(CONFIG_IDE) - else if (cfiop.check(&cfiop, port)) - return &cfiop; -#endif - else - return &neiop; /* fallback */ -} - -static inline void -delay(void) -{ - ctrl_inw(0xac000000); - ctrl_inw(0xac000000); -} - -unsigned char -sh7300se_inb(unsigned long port) -{ - struct iop *p = port2iop(port); - return (p->inb) (p, port); -} - -unsigned char -sh7300se_inb_p(unsigned long port) -{ - unsigned char v = sh7300se_inb(port); - delay(); - return v; -} - -unsigned short -sh7300se_inw(unsigned long port) -{ - struct iop *p = port2iop(port); - return (p->inw) (p, port); -} - -unsigned int -sh7300se_inl(unsigned long port) -{ - badio(inl, port); -} - -void -sh7300se_outb(unsigned char value, unsigned long port) -{ - struct iop *p = port2iop(port); - (p->outb) (p, value, port); -} - -void -sh7300se_outb_p(unsigned char value, unsigned long port) -{ - sh7300se_outb(value, port); - delay(); -} - -void -sh7300se_outw(unsigned short value, unsigned long port) -{ - struct iop *p = port2iop(port); - (p->outw) (p, value, port); -} - -void -sh7300se_outl(unsigned int value, unsigned long port) -{ - badio(outl, port); -} - -void -sh7300se_insb(unsigned long port, void *addr, unsigned long count) -{ - unsigned char *a = addr; - struct iop *p = port2iop(port); - while (count--) - *a++ = (p->inb) (p, port); -} - -void -sh7300se_insw(unsigned long port, void *addr, unsigned long count) -{ - unsigned short *a = addr; - struct iop *p = port2iop(port); - while (count--) - *a++ = (p->inw) (p, port); -} - -void -sh7300se_insl(unsigned long port, void *addr, unsigned long count) -{ - badio(insl, port); -} - -void -sh7300se_outsb(unsigned long port, const void *addr, unsigned long count) -{ - unsigned char *a = (unsigned char *) addr; - struct iop *p = port2iop(port); - while (count--) - (p->outb) (p, *a++, port); -} - -void -sh7300se_outsw(unsigned long port, const void *addr, unsigned long count) -{ - unsigned short *a = (unsigned short *) addr; - struct iop *p = port2iop(port); - while (count--) - (p->outw) (p, *a++, port); -} - -void -sh7300se_outsl(unsigned long port, const void *addr, unsigned long count) -{ - badio(outsw, port); -} |