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Add 68000 support

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This commit is contained in:
Laurent Vivier 2005-05-17 23:36:26 +00:00
parent f6bbf7d936
commit 6cebabe53b
2 changed files with 11 additions and 0 deletions
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2
second/head.S
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@ -4,6 +4,8 @@
*
*/
.chip 68000
.macro SysError
.short 0xA9C9
.endm

9
second/printf.c
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@ -219,8 +219,17 @@ ksprintn(u_long ul, int base, int *lenp, int prec)
for(i=0;i<sizeof(buf);i++)
buf[i] = 0;
do {
#if defined(68000_SUPPORT)
unsigned long result;
result = ul;
asm("divu %0, %1" : : "g" (base) , "d" (result));
ul = (result & 0xFFFF);
*++p = "0123456789abcdef"[result >> 16];
#else
*++p = "0123456789abcdef"[ul % base];
ul /= base;
#endif
} while ((--prec > 0 || ul != 0) && p < buf + sizeof(buf) - 1);
if (lenp)
*lenp = p - buf;