diff options
Diffstat (limited to 'arch/m68k/include/asm/mcfsmc.h')
| -rw-r--r-- | arch/m68k/include/asm/mcfsmc.h | 187 |
1 files changed, 0 insertions, 187 deletions
diff --git a/arch/m68k/include/asm/mcfsmc.h b/arch/m68k/include/asm/mcfsmc.h deleted file mode 100644 index 527bea5d678..00000000000 --- a/arch/m68k/include/asm/mcfsmc.h +++ /dev/null @@ -1,187 +0,0 @@ -/****************************************************************************/ - -/* - * mcfsmc.h -- SMC ethernet support for ColdFire environments. - * - * (C) Copyright 1999-2002, Greg Ungerer (gerg@snapgear.com) - * (C) Copyright 2000, Lineo Inc. (www.lineo.com) - */ - -/****************************************************************************/ -#ifndef mcfsmc_h -#define mcfsmc_h -/****************************************************************************/ - -/* - * None of the current ColdFire targets that use the SMC91x111 - * allow 8 bit accesses. So this code is 16bit access only. - */ - - -#undef outb -#undef inb -#undef outw -#undef outwd -#undef inw -#undef outl -#undef inl - -#undef outsb -#undef outsw -#undef outsl -#undef insb -#undef insw -#undef insl - -/* - * Re-defines for ColdFire environment... The SMC part is - * mapped into memory space, so remap the PC-style in/out - * routines to handle that. - */ -#define outb smc_outb -#define inb smc_inb -#define outw smc_outw -#define outwd smc_outwd -#define inw smc_inw -#define outl smc_outl -#define inl smc_inl - -#define outsb smc_outsb -#define outsw smc_outsw -#define outsl smc_outsl -#define insb smc_insb -#define insw smc_insw -#define insl smc_insl - - -static inline int smc_inb(unsigned int addr) -{ - register unsigned short w; - w = *((volatile unsigned short *) (addr & ~0x1)); - return(((addr & 0x1) ? w : (w >> 8)) & 0xff); -} - -static inline void smc_outw(unsigned int val, unsigned int addr) -{ - *((volatile unsigned short *) addr) = (val << 8) | (val >> 8); -} - -static inline int smc_inw(unsigned int addr) -{ - register unsigned short w; - w = *((volatile unsigned short *) addr); - return(((w << 8) | (w >> 8)) & 0xffff); -} - -static inline void smc_outl(unsigned long val, unsigned int addr) -{ - *((volatile unsigned long *) addr) = - ((val << 8) & 0xff000000) | ((val >> 8) & 0x00ff0000) | - ((val << 8) & 0x0000ff00) | ((val >> 8) & 0x000000ff); -} - -static inline void smc_outwd(unsigned int val, unsigned int addr) -{ - *((volatile unsigned short *) addr) = val; -} - - -/* - * The rep* functions are used to feed the data port with - * raw data. So we do not byte swap them when copying. - */ - -static inline void smc_insb(unsigned int addr, void *vbuf, int unsigned long len) -{ - volatile unsigned short *rp; - unsigned short *buf, *ebuf; - - buf = (unsigned short *) vbuf; - rp = (volatile unsigned short *) addr; - - /* Copy as words for as long as possible */ - for (ebuf = buf + (len >> 1); (buf < ebuf); ) - *buf++ = *rp; - - /* Lastly, handle left over byte */ - if (len & 0x1) - *((unsigned char *) buf) = (*rp >> 8) & 0xff; -} - -static inline void smc_insw(unsigned int addr, void *vbuf, unsigned long len) -{ - volatile unsigned short *rp; - unsigned short *buf, *ebuf; - - buf = (unsigned short *) vbuf; - rp = (volatile unsigned short *) addr; - for (ebuf = buf + len; (buf < ebuf); ) - *buf++ = *rp; -} - -static inline void smc_insl(unsigned int addr, void *vbuf, unsigned long len) -{ - volatile unsigned long *rp; - unsigned long *buf, *ebuf; - - buf = (unsigned long *) vbuf; - rp = (volatile unsigned long *) addr; - for (ebuf = buf + len; (buf < ebuf); ) - *buf++ = *rp; -} - -static inline void smc_outsw(unsigned int addr, const void *vbuf, unsigned long len) -{ - volatile unsigned short *rp; - unsigned short *buf, *ebuf; - - buf = (unsigned short *) vbuf; - rp = (volatile unsigned short *) addr; - for (ebuf = buf + len; (buf < ebuf); ) - *rp = *buf++; -} - -static inline void smc_outsl(unsigned int addr, void *vbuf, unsigned long len) -{ - volatile unsigned long *rp; - unsigned long *buf, *ebuf; - - buf = (unsigned long *) vbuf; - rp = (volatile unsigned long *) addr; - for (ebuf = buf + len; (buf < ebuf); ) - *rp = *buf++; -} - - -#ifdef CONFIG_NETtel -/* - * Re-map the address space of at least one of the SMC ethernet - * parts. Both parts power up decoding the same address, so we - * need to move one of them first, before doing enything else. - * - * We also increase the number of wait states for this part by one. - */ - -void smc_remap(unsigned int ioaddr) -{ - static int once = 0; - extern unsigned short ppdata; - if (once++ == 0) { - *((volatile unsigned short *)MCFSIM_PADDR) = 0x00ec; - ppdata |= 0x0080; - *((volatile unsigned short *)MCFSIM_PADAT) = ppdata; - outw(0x0001, ioaddr + BANK_SELECT); - outw(0x0001, ioaddr + BANK_SELECT); - outw(0x0067, ioaddr + BASE); - - ppdata &= ~0x0080; - *((volatile unsigned short *)MCFSIM_PADAT) = ppdata; - } - - *((volatile unsigned short *)(MCF_MBAR+MCFSIM_CSCR3)) = 0x1180; -} - -#endif - -/****************************************************************************/ -#endif /* mcfsmc_h */ |