43 lines
1.6 KiB
Diff
43 lines
1.6 KiB
Diff
diff --git a/src/arch/i386/include/ipxe/rdtsc_timer.h b/src/arch/i386/include/ipxe/rdtsc_timer.h
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index 472e140..d5095a7 100644
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--- a/src/arch/i386/include/ipxe/rdtsc_timer.h
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+++ b/src/arch/i386/include/ipxe/rdtsc_timer.h
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@@ -30,7 +30,10 @@ static inline __always_inline unsigned long
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TIMER_INLINE ( rdtsc, currticks ) ( void ) {
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unsigned long ticks;
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- __asm__ __volatile__ ( "rdtsc\n\t"
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+ __asm__ __volatile__ (
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+ "mfence\n\t"
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+ "rdtsc\n\t"
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+ "mfence\n\t"
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"shrdl %1, %%edx, %%eax\n\t"
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: "=a" ( ticks ) : "i" ( TSC_SHIFT ) : "edx" );
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return ticks;
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diff --git a/src/include/assert.h b/src/include/assert.h
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index 655cbdc..a8016c8 100644
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--- a/src/include/assert.h
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+++ b/src/include/assert.h
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@@ -31,7 +31,7 @@ extern unsigned int assertion_failures;
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* to the printf symbol.
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*/
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extern int __attribute__ (( format ( printf, 1, 2 ) ))
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-assert_printf ( const char *fmt, ... ) asm ( "printf" );
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+assert_printf ( const char *fmt, ... ) asm ( "ipxe_printf" );
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/**
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* Assert a condition at run-time.
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diff --git a/src/include/compiler.h b/src/include/compiler.h
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index e555924..b430e37 100644
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--- a/src/include/compiler.h
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+++ b/src/include/compiler.h
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@@ -263,7 +263,7 @@ REQUEST_EXPANDED ( CONFIG_SYMBOL );
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/** printf() for debugging */
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extern void __attribute__ (( format ( printf, 1, 2 ) ))
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-dbg_printf ( const char *fmt, ... );
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+dbg_printf ( const char *fmt, ... ) asm ( "ipxe_printf" );
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extern void dbg_autocolourise ( unsigned long id );
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extern void dbg_decolourise ( void );
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extern void dbg_hex_dump_da ( unsigned long dispaddr,
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