Use TEXT16_CODE() rather than manually specifying ".code16" etc, since
our manual ".code32" will break a KEEP_IT_REAL build.
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@ -391,9 +391,8 @@ static void hook_int13 ( void ) {
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* should not chain to the previous handler. (The wrapper
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* should not chain to the previous handler. (The wrapper
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* clears CF and OF before calling int13()).
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* clears CF and OF before calling int13()).
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*/
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*/
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__asm__ __volatile__ ( ".section \".text16\", \"ax\", @progbits\n\t"
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__asm__ __volatile__ (
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".code16\n\t"
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TEXT16_CODE ( "\nint13_wrapper:\n\t"
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"\nint13_wrapper:\n\t"
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"orb $0, %%al\n\t" /* clear CF and OF */
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"orb $0, %%al\n\t" /* clear CF and OF */
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"pushl %0\n\t" /* call int13() */
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"pushl %0\n\t" /* call int13() */
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"pushw %%cs\n\t"
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"pushw %%cs\n\t"
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@ -405,10 +404,7 @@ static void hook_int13 ( void ) {
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"call 2f\n\t" /* return with flags intact */
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"call 2f\n\t" /* return with flags intact */
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"lret $2\n\t"
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"lret $2\n\t"
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"\n2:\n\t"
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"\n2:\n\t"
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"ret $4\n\t"
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"ret $4\n\t" ) : : "i" ( int13 ) );
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".previous\n\t"
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".code32\n\t" : :
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"i" ( int13 ) );
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hook_bios_interrupt ( 0x13, ( unsigned int ) int13_wrapper,
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hook_bios_interrupt ( 0x13, ( unsigned int ) int13_wrapper,
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&int13_vector );
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&int13_vector );
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