litmus-rt.git - The LITMUS^RT kernel.

The LITMUS^RT kernel.

Bjoern Brandenburg

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ppc"> #define ASI_M_MXCC 0x02 /* Access to TI VIKING MXCC registers */ #define ASI_M_FLUSH_PROBE 0x03 /* Reference MMU Flush/Probe; rw, ss */ #define ASI_M_MMUREGS 0x04 /* MMU Registers; rw, ss */ #define ASI_M_TLBDIAG 0x05 /* MMU TLB only Diagnostics */ #define ASI_M_DIAGS 0x06 /* Reference MMU Diagnostics */ #define ASI_M_IODIAG 0x07 /* MMU I/O TLB only Diagnostics */ #define ASI_M_USERTXT 0x08 /* Same as ASI_USERTXT; rw, as */ #define ASI_M_KERNELTXT 0x09 /* Same as ASI_KERNELTXT; rw, as */ #define ASI_M_USERDATA 0x0A /* Same as ASI_USERDATA; rw, as */ #define ASI_M_KERNELDATA 0x0B /* Same as ASI_KERNELDATA; rw, as */ #define ASI_M_TXTC_TAG 0x0C /* Instruction Cache Tag; rw, ss */ #define ASI_M_TXTC_DATA 0x0D /* Instruction Cache Data; rw, ss */ #define ASI_M_DATAC_TAG 0x0E /* Data Cache Tag; rw, ss */ #define ASI_M_DATAC_DATA 0x0F /* Data Cache Data; rw, ss */ /* The following cache flushing ASIs work only with the 'sta' * instruction. Results are unpredictable for 'swap' and 'ldstuba', * so don't do it. */ /* These ASI flushes affect external caches too. */ #define ASI_M_FLUSH_PAGE 0x10 /* Flush I&D Cache Line (page); wo, ss */ #define ASI_M_FLUSH_SEG 0x11 /* Flush I&D Cache Line (seg); wo, ss */ #define ASI_M_FLUSH_REGION 0x12 /* Flush I&D Cache Line (region); wo, ss */ #define ASI_M_FLUSH_CTX 0x13 /* Flush I&D Cache Line (context); wo, ss */ #define ASI_M_FLUSH_USER 0x14 /* Flush I&D Cache Line (user); wo, ss */ /* Block-copy operations are available only on certain V8 cpus. */ #define ASI_M_BCOPY 0x17 /* Block copy */ /* These affect only the ICACHE and are Ross HyperSparc and TurboSparc specific. */ #define ASI_M_IFLUSH_PAGE 0x18 /* Flush I Cache Line (page); wo, ss */ #define ASI_M_IFLUSH_SEG 0x19 /* Flush I Cache Line (seg); wo, ss */ #define ASI_M_IFLUSH_REGION 0x1A /* Flush I Cache Line (region); wo, ss */ #define ASI_M_IFLUSH_CTX 0x1B /* Flush I Cache Line (context); wo, ss */ #define ASI_M_IFLUSH_USER 0x1C /* Flush I Cache Line (user); wo, ss */ /* Block-fill operations are available on certain V8 cpus */ #define ASI_M_BFILL 0x1F /* This allows direct access to main memory, actually 0x20 to 0x2f are * the available ASI's for physical ram pass-through, but I don't have * any idea what the other ones do.... */ #define ASI_M_BYPASS 0x20 /* Reference MMU bypass; rw, as */ #define ASI_M_FBMEM 0x29 /* Graphics card frame buffer access */ #define ASI_M_VMEUS 0x2A /* VME user 16-bit access */ #define ASI_M_VMEPS 0x2B /* VME priv 16-bit access */ #define ASI_M_VMEUT 0x2C /* VME user 32-bit access */ #define ASI_M_VMEPT 0x2D /* VME priv 32-bit access */ #define ASI_M_SBUS 0x2E /* Direct SBus access */ #define ASI_M_CTL 0x2F /* Control Space (ECC and MXCC are here) */ /* This is ROSS HyperSparc only. */ #define ASI_M_FLUSH_IWHOLE 0x31 /* Flush entire ICACHE; wo, ss */ /* Tsunami/Viking/TurboSparc i/d cache flash clear. */ #define ASI_M_IC_FLCLEAR 0x36 #define ASI_M_DC_FLCLEAR 0x37 #define ASI_M_DCDR 0x39 /* Data Cache Diagnostics Register rw, ss */ #define ASI_M_VIKING_TMP1 0x40 /* Emulation temporary 1 on Viking */ /* only available on SuperSparc I */ /* #define ASI_M_VIKING_TMP2 0x41 */ /* Emulation temporary 2 on Viking */ #define ASI_M_ACTION 0x4c /* Breakpoint Action Register (GNU/Viking) */ #endif /* _SPARC_ASI_H */


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