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m68knommu: remove obsolete reset code 

All ColdFire and non-MMU 68k code has custom reset routines.
Remove the obsolete and now un-used reset macros.

Signed-off-by: Greg Ungerer <gerg@uclinux.org>
This commit is contained in:
Greg Ungerer 2009-05-01 16:09:17 +10:00
parent 05728aec8b
commit fb29ad7949
2 changed files with 0 additions and 105 deletions
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98
arch/m68k/include/asm/system_no.h
View File

@ -203,104 +203,6 @@ static inline unsigned long __xchg(unsigned long x, volatile void * ptr, int siz
#include <asm-generic/cmpxchg.h>
#endif
#if defined( CONFIG_M68328 ) || defined( CONFIG_M68EZ328 ) || \
defined (CONFIG_M68360) || defined( CONFIG_M68VZ328 )
#define HARD_RESET_NOW() ({ \
local_irq_disable(); \
asm(" \
moveal #0x10c00000, %a0; \
moveb #0, 0xFFFFF300; \
moveal 0(%a0), %sp; \
moveal 4(%a0), %a0; \
jmp (%a0); \
"); \
})
#endif
#ifdef CONFIG_COLDFIRE
#if defined(CONFIG_M5272) && defined(CONFIG_NETtel)
/*
* Need to account for broken early mask of 5272 silicon. So don't
* jump through the original start address. Jump strait into the
* known start of the FLASH code.
*/
#define HARD_RESET_NOW() ({ \
asm(" \
movew #0x2700, %sr; \
jmp 0xf0000400; \
"); \
})
#elif defined(CONFIG_NETtel) || \
defined(CONFIG_SECUREEDGEMP3) || defined(CONFIG_CLEOPATRA)
#define HARD_RESET_NOW() ({ \
asm(" \
movew #0x2700, %sr; \
moveal #0x10000044, %a0; \
movel #0xffffffff, (%a0); \
moveal #0x10000001, %a0; \
moveb #0x00, (%a0); \
moveal #0xf0000004, %a0; \
moveal (%a0), %a0; \
jmp (%a0); \
"); \
})
#elif defined(CONFIG_M5272)
/*
* Retrieve the boot address in flash using CSBR0 and CSOR0
* find the reset vector at flash_address + 4 (e.g. 0x400)
* remap it in the flash's current location (e.g. 0xf0000400)
* and jump there.
*/
#define HARD_RESET_NOW() ({ \
asm(" \
movew #0x2700, %%sr; \
move.l %0+0x40,%%d0; \
and.l %0+0x44,%%d0; \
andi.l #0xfffff000,%%d0; \
mov.l %%d0,%%a0; \
or.l 4(%%a0),%%d0; \
mov.l %%d0,%%a0; \
jmp (%%a0);" \
: /* No output */ \
: "o" (*(char *)MCF_MBAR) ); \
})
#elif defined(CONFIG_M523x) || defined(CONFIG_M528x) || defined(CONFIG_M527x)
/*
* Most of the newer ColdFire family members have a proper RESET unit.
* Use the software reset control bit in the Reset Control Register (RCR).
*/
#define HARD_RESET_NOW() \
({ \
unsigned char volatile *reset; \
asm("move.w #0x2700, %sr"); \
reset = ((volatile unsigned char *)(MCF_IPSBAR + 0x110000)); \
while (1) \
*reset |= 0x80; \
})
#elif defined(CONFIG_M520x)
/*
* The MCF5208 has a bit (SOFTRST) in memory (Reset Control Register
* RCR), that when set, resets the MCF5208.
*/
#define HARD_RESET_NOW() \
({ \
unsigned char volatile *reset; \
asm("move.w #0x2700, %sr"); \
reset = ((volatile unsigned char *)(MCF_IPSBAR + 0xA0000)); \
while(1) \
*reset |= 0x80; \
})
#else
#define HARD_RESET_NOW() ({ \
asm(" \
movew #0x2700, %sr; \
moveal #0x4, %a0; \
moveal (%a0), %a0; \
jmp (%a0); \
"); \
})
#endif
#endif
#define arch_align_stack(x) (x)

7
arch/m68knommu/platform/coldfire/vectors.c
View File

@ -96,10 +96,3 @@ void ack_vector(unsigned int irq)
}
/***************************************************************************/
void coldfire_reset(void)
{
HARD_RESET_NOW();
}
/***************************************************************************/