mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-11-25 07:50:51 +07:00
93 lines
1.6 KiB
C
93 lines
1.6 KiB
C
/*
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* Common header file for blackfin family of processors.
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*
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*/
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#ifndef _BLACKFIN_H_
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#define _BLACKFIN_H_
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#define LO(con32) ((con32) & 0xFFFF)
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#define lo(con32) ((con32) & 0xFFFF)
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#define HI(con32) (((con32) >> 16) & 0xFFFF)
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#define hi(con32) (((con32) >> 16) & 0xFFFF)
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#include <mach/anomaly.h>
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#ifndef __ASSEMBLY__
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/* SSYNC implementation for C file */
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static inline void SSYNC(void)
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{
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int _tmp;
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if (ANOMALY_05000312)
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__asm__ __volatile__(
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"cli %0;"
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"nop;"
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"nop;"
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"ssync;"
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"sti %0;"
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: "=d" (_tmp)
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);
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else if (ANOMALY_05000244)
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__asm__ __volatile__(
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"nop;"
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"nop;"
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"nop;"
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"ssync;"
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);
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else
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__asm__ __volatile__("ssync;");
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}
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/* CSYNC implementation for C file */
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static inline void CSYNC(void)
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{
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int _tmp;
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if (ANOMALY_05000312)
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__asm__ __volatile__(
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"cli %0;"
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"nop;"
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"nop;"
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"csync;"
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"sti %0;"
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: "=d" (_tmp)
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);
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else if (ANOMALY_05000244)
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__asm__ __volatile__(
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"nop;"
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"nop;"
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"nop;"
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"csync;"
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);
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else
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__asm__ __volatile__("csync;");
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}
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#else /* __ASSEMBLY__ */
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/* SSYNC & CSYNC implementations for assembly files */
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#define ssync(x) SSYNC(x)
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#define csync(x) CSYNC(x)
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#if ANOMALY_05000312
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#define SSYNC(scratch) cli scratch; nop; nop; SSYNC; sti scratch;
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#define CSYNC(scratch) cli scratch; nop; nop; CSYNC; sti scratch;
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#elif ANOMALY_05000244
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#define SSYNC(scratch) nop; nop; nop; SSYNC;
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#define CSYNC(scratch) nop; nop; nop; CSYNC;
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#else
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#define SSYNC(scratch) SSYNC;
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#define CSYNC(scratch) CSYNC;
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#endif /* ANOMALY_05000312 & ANOMALY_05000244 handling */
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#endif /* __ASSEMBLY__ */
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#include <mach/blackfin.h>
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#include <asm/bfin-global.h>
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#endif /* _BLACKFIN_H_ */
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