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-rw-r--r--qemu/roms/openbios/arch/sparc64/spitfire.h510
1 files changed, 0 insertions, 510 deletions
diff --git a/qemu/roms/openbios/arch/sparc64/spitfire.h b/qemu/roms/openbios/arch/sparc64/spitfire.h
deleted file mode 100644
index 4a951b1fb..000000000
--- a/qemu/roms/openbios/arch/sparc64/spitfire.h
+++ /dev/null
@@ -1,510 +0,0 @@
-/* $Id: spitfire.h,v 1.18 2001/11/29 16:42:10 kanoj Exp $
- * spitfire.h: SpitFire/BlackBird/Cheetah inline MMU operations.
- *
- * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu)
- */
-
-#ifndef _SPARC64_SPITFIRE_H
-#define _SPARC64_SPITFIRE_H
-
-#include <asm/asi.h>
-
-/* The following register addresses are accessible via ASI_DMMU
- * and ASI_IMMU, that is there is a distinct and unique copy of
- * each these registers for each TLB.
- */
-#define TSB_TAG_TARGET 0x0000000000000000 /* All chips */
-#define TLB_SFSR 0x0000000000000018 /* All chips */
-#define TSB_REG 0x0000000000000028 /* All chips */
-#define TLB_TAG_ACCESS 0x0000000000000030 /* All chips */
-#define VIRT_WATCHPOINT 0x0000000000000038 /* All chips */
-#define PHYS_WATCHPOINT 0x0000000000000040 /* All chips */
-#define TSB_EXTENSION_P 0x0000000000000048 /* Ultra-III and later */
-#define TSB_EXTENSION_S 0x0000000000000050 /* Ultra-III and later, D-TLB only */
-#define TSB_EXTENSION_N 0x0000000000000058 /* Ultra-III and later */
-#define TLB_TAG_ACCESS_EXT 0x0000000000000060 /* Ultra-III+ and later */
-
-/* These registers only exist as one entity, and are accessed
- * via ASI_DMMU only.
- */
-#define PRIMARY_CONTEXT 0x0000000000000008
-#define SECONDARY_CONTEXT 0x0000000000000010
-#define DMMU_SFAR 0x0000000000000020
-#define VIRT_WATCHPOINT 0x0000000000000038
-#define PHYS_WATCHPOINT 0x0000000000000040
-
-#define SPITFIRE_HIGHEST_LOCKED_TLBENT (64 - 1)
-
-/* translation table entry bits */
-#define SPITFIRE_TTE_WRITABLE 0x02
-#define SPITFIRE_TTE_PRIVILEGED 0x04
-#define SPITFIRE_TTE_CV 0x10
-#define SPITFIRE_TTE_CP 0x20
-#define SPITFIRE_TTE_LOCKED 0x40
-#define SPITFIRE_TTE_VALID 0x8000000000000000ULL
-
-#ifndef __ASSEMBLY__
-
-enum ultra_tlb_layout {
- spitfire = 0,
- cheetah = 1,
- cheetah_plus = 2,
-};
-
-extern enum ultra_tlb_layout tlb_type;
-
-#define CHEETAH_HIGHEST_LOCKED_TLBENT (16 - 1)
-
-#define L1DCACHE_SIZE 0x4000
-
-#define sparc64_highest_locked_tlbent() \
- (tlb_type == spitfire ? \
- SPITFIRE_HIGHEST_LOCKED_TLBENT : \
- CHEETAH_HIGHEST_LOCKED_TLBENT)
-
-static __inline__ unsigned long spitfire_get_isfsr(void)
-{
- unsigned long ret;
-
- __asm__ __volatile__("ldxa [%1] %2, %0"
- : "=r" (ret)
- : "r" (TLB_SFSR), "i" (ASI_IMMU));
- return ret;
-}
-
-static __inline__ unsigned long spitfire_get_dsfsr(void)
-{
- unsigned long ret;
-
- __asm__ __volatile__("ldxa [%1] %2, %0"
- : "=r" (ret)
- : "r" (TLB_SFSR), "i" (ASI_DMMU));
- return ret;
-}
-
-static __inline__ unsigned long spitfire_get_sfar(void)
-{
- unsigned long ret;
-
- __asm__ __volatile__("ldxa [%1] %2, %0"
- : "=r" (ret)
- : "r" (DMMU_SFAR), "i" (ASI_DMMU));
- return ret;
-}
-
-static __inline__ void spitfire_put_isfsr(unsigned long sfsr)
-{
- __asm__ __volatile__("stxa %0, [%1] %2\n\t"
- "membar #Sync"
- : /* no outputs */
- : "r" (sfsr), "r" (TLB_SFSR), "i" (ASI_IMMU));
-}
-
-static __inline__ void spitfire_put_dsfsr(unsigned long sfsr)
-{
- __asm__ __volatile__("stxa %0, [%1] %2\n\t"
- "membar #Sync"
- : /* no outputs */
- : "r" (sfsr), "r" (TLB_SFSR), "i" (ASI_DMMU));
-}
-
-static __inline__ unsigned long spitfire_get_primary_context(void)
-{
- unsigned long ctx;
-
- __asm__ __volatile__("ldxa [%1] %2, %0"
- : "=r" (ctx)
- : "r" (PRIMARY_CONTEXT), "i" (ASI_DMMU));
- return ctx;
-}
-
-static __inline__ void spitfire_set_primary_context(unsigned long ctx)
-{
- __asm__ __volatile__("stxa %0, [%1] %2\n\t"
- "membar #Sync"
- : /* No outputs */
- : "r" (ctx & 0x3ff),
- "r" (PRIMARY_CONTEXT), "i" (ASI_DMMU));
- __asm__ __volatile__ ("membar #Sync" : : : "memory");
-}
-
-static __inline__ unsigned long spitfire_get_secondary_context(void)
-{
- unsigned long ctx;
-
- __asm__ __volatile__("ldxa [%1] %2, %0"
- : "=r" (ctx)
- : "r" (SECONDARY_CONTEXT), "i" (ASI_DMMU));
- return ctx;
-}
-
-static __inline__ void spitfire_set_secondary_context(unsigned long ctx)
-{
- __asm__ __volatile__("stxa %0, [%1] %2\n\t"
- "membar #Sync"
- : /* No outputs */
- : "r" (ctx & 0x3ff),
- "r" (SECONDARY_CONTEXT), "i" (ASI_DMMU));
- __asm__ __volatile__ ("membar #Sync" : : : "memory");
-}
-
-/* The data cache is write through, so this just invalidates the
- * specified line.
- */
-static __inline__ void spitfire_put_dcache_tag(unsigned long addr, unsigned long tag)
-{
- __asm__ __volatile__("stxa %0, [%1] %2\n\t"
- "membar #Sync"
- : /* No outputs */
- : "r" (tag), "r" (addr), "i" (ASI_DCACHE_TAG));
- __asm__ __volatile__ ("membar #Sync" : : : "memory");
-}
-
-/* The instruction cache lines are flushed with this, but note that
- * this does not flush the pipeline. It is possible for a line to
- * get flushed but stale instructions to still be in the pipeline,
- * a flush instruction (to any address) is sufficient to handle
- * this issue after the line is invalidated.
- */
-static __inline__ void spitfire_put_icache_tag(unsigned long addr, unsigned long tag)
-{
- __asm__ __volatile__("stxa %0, [%1] %2\n\t"
- "membar #Sync"
- : /* No outputs */
- : "r" (tag), "r" (addr), "i" (ASI_IC_TAG));
-}
-
-static __inline__ unsigned long spitfire_get_dtlb_data(int entry)
-{
- unsigned long data;
-
- __asm__ __volatile__("ldxa [%1] %2, %0"
- : "=r" (data)
- : "r" (entry << 3), "i" (ASI_DTLB_DATA_ACCESS));
-
- /* Clear TTE diag bits. */
- data &= ~0x0003fe0000000000UL;
-
- return data;
-}
-
-static __inline__ unsigned long spitfire_get_dtlb_tag(int entry)
-{
- unsigned long tag;
-
- __asm__ __volatile__("ldxa [%1] %2, %0"
- : "=r" (tag)
- : "r" (entry << 3), "i" (ASI_DTLB_TAG_READ));
- return tag;
-}
-
-static __inline__ void spitfire_put_dtlb_data(int entry, unsigned long data)
-{
- __asm__ __volatile__("stxa %0, [%1] %2\n\t"
- "membar #Sync"
- : /* No outputs */
- : "r" (data), "r" (entry << 3),
- "i" (ASI_DTLB_DATA_ACCESS));
-}
-
-static __inline__ unsigned long spitfire_get_itlb_data(int entry)
-{
- unsigned long data;
-
- __asm__ __volatile__("ldxa [%1] %2, %0"
- : "=r" (data)
- : "r" (entry << 3), "i" (ASI_ITLB_DATA_ACCESS));
-
- /* Clear TTE diag bits. */
- data &= ~0x0003fe0000000000UL;
-
- return data;
-}
-
-static __inline__ unsigned long spitfire_get_itlb_tag(int entry)
-{
- unsigned long tag;
-
- __asm__ __volatile__("ldxa [%1] %2, %0"
- : "=r" (tag)
- : "r" (entry << 3), "i" (ASI_ITLB_TAG_READ));
- return tag;
-}
-
-static __inline__ void spitfire_put_itlb_data(int entry, unsigned long data)
-{
- __asm__ __volatile__("stxa %0, [%1] %2\n\t"
- "membar #Sync"
- : /* No outputs */
- : "r" (data), "r" (entry << 3),
- "i" (ASI_ITLB_DATA_ACCESS));
-}
-
-/* Spitfire hardware assisted TLB flushes. */
-
-/* Context level flushes. */
-static __inline__ void spitfire_flush_dtlb_primary_context(void)
-{
- __asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
- "membar #Sync"
- : /* No outputs */
- : "r" (0x40), "i" (ASI_DMMU_DEMAP));
-}
-
-static __inline__ void spitfire_flush_itlb_primary_context(void)
-{
- __asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
- "membar #Sync"
- : /* No outputs */
- : "r" (0x40), "i" (ASI_IMMU_DEMAP));
-}
-
-static __inline__ void spitfire_flush_dtlb_secondary_context(void)
-{
- __asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
- "membar #Sync"
- : /* No outputs */
- : "r" (0x50), "i" (ASI_DMMU_DEMAP));
-}
-
-static __inline__ void spitfire_flush_itlb_secondary_context(void)
-{
- __asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
- "membar #Sync"
- : /* No outputs */
- : "r" (0x50), "i" (ASI_IMMU_DEMAP));
-}
-
-static __inline__ void spitfire_flush_dtlb_nucleus_context(void)
-{
- __asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
- "membar #Sync"
- : /* No outputs */
- : "r" (0x60), "i" (ASI_DMMU_DEMAP));
-}
-
-static __inline__ void spitfire_flush_itlb_nucleus_context(void)
-{
- __asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
- "membar #Sync"
- : /* No outputs */
- : "r" (0x60), "i" (ASI_IMMU_DEMAP));
-}
-
-/* Page level flushes. */
-static __inline__ void spitfire_flush_dtlb_primary_page(unsigned long page)
-{
- __asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
- "membar #Sync"
- : /* No outputs */
- : "r" (page), "i" (ASI_DMMU_DEMAP));
-}
-
-static __inline__ void spitfire_flush_itlb_primary_page(unsigned long page)
-{
- __asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
- "membar #Sync"
- : /* No outputs */
- : "r" (page), "i" (ASI_IMMU_DEMAP));
-}
-
-static __inline__ void spitfire_flush_dtlb_secondary_page(unsigned long page)
-{
- __asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
- "membar #Sync"
- : /* No outputs */
- : "r" (page | 0x10), "i" (ASI_DMMU_DEMAP));
-}
-
-static __inline__ void spitfire_flush_itlb_secondary_page(unsigned long page)
-{
- __asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
- "membar #Sync"
- : /* No outputs */
- : "r" (page | 0x10), "i" (ASI_IMMU_DEMAP));
-}
-
-static __inline__ void spitfire_flush_dtlb_nucleus_page(unsigned long page)
-{
- __asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
- "membar #Sync"
- : /* No outputs */
- : "r" (page | 0x20), "i" (ASI_DMMU_DEMAP));
-}
-
-static __inline__ void spitfire_flush_itlb_nucleus_page(unsigned long page)
-{
- __asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
- "membar #Sync"
- : /* No outputs */
- : "r" (page | 0x20), "i" (ASI_IMMU_DEMAP));
-}
-
-/* Cheetah has "all non-locked" tlb flushes. */
-static __inline__ void cheetah_flush_dtlb_all(void)
-{
- __asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
- "membar #Sync"
- : /* No outputs */
- : "r" (0x80), "i" (ASI_DMMU_DEMAP));
-}
-
-static __inline__ void cheetah_flush_itlb_all(void)
-{
- __asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
- "membar #Sync"
- : /* No outputs */
- : "r" (0x80), "i" (ASI_IMMU_DEMAP));
-}
-
-/* Cheetah has a 4-tlb layout so direct access is a bit different.
- * The first two TLBs are fully assosciative, hold 16 entries, and are
- * used only for locked and >8K sized translations. One exists for
- * data accesses and one for instruction accesses.
- *
- * The third TLB is for data accesses to 8K non-locked translations, is
- * 2 way assosciative, and holds 512 entries. The fourth TLB is for
- * instruction accesses to 8K non-locked translations, is 2 way
- * assosciative, and holds 128 entries.
- *
- * Cheetah has some bug where bogus data can be returned from
- * ASI_{D,I}TLB_DATA_ACCESS loads, doing the load twice fixes
- * the problem for me. -DaveM
- */
-static __inline__ unsigned long cheetah_get_ldtlb_data(int entry)
-{
- unsigned long data;
-
- __asm__ __volatile__("ldxa [%1] %2, %%g0\n\t"
- "ldxa [%1] %2, %0"
- : "=r" (data)
- : "r" ((0 << 16) | (entry << 3)),
- "i" (ASI_DTLB_DATA_ACCESS));
-
- return data;
-}
-
-static __inline__ unsigned long cheetah_get_litlb_data(int entry)
-{
- unsigned long data;
-
- __asm__ __volatile__("ldxa [%1] %2, %%g0\n\t"
- "ldxa [%1] %2, %0"
- : "=r" (data)
- : "r" ((0 << 16) | (entry << 3)),
- "i" (ASI_ITLB_DATA_ACCESS));
-
- return data;
-}
-
-static __inline__ unsigned long cheetah_get_ldtlb_tag(int entry)
-{
- unsigned long tag;
-
- __asm__ __volatile__("ldxa [%1] %2, %0"
- : "=r" (tag)
- : "r" ((0 << 16) | (entry << 3)),
- "i" (ASI_DTLB_TAG_READ));
-
- return tag;
-}
-
-static __inline__ unsigned long cheetah_get_litlb_tag(int entry)
-{
- unsigned long tag;
-
- __asm__ __volatile__("ldxa [%1] %2, %0"
- : "=r" (tag)
- : "r" ((0 << 16) | (entry << 3)),
- "i" (ASI_ITLB_TAG_READ));
-
- return tag;
-}
-
-static __inline__ void cheetah_put_ldtlb_data(int entry, unsigned long data)
-{
- __asm__ __volatile__("stxa %0, [%1] %2\n\t"
- "membar #Sync"
- : /* No outputs */
- : "r" (data),
- "r" ((0 << 16) | (entry << 3)),
- "i" (ASI_DTLB_DATA_ACCESS));
-}
-
-static __inline__ void cheetah_put_litlb_data(int entry, unsigned long data)
-{
- __asm__ __volatile__("stxa %0, [%1] %2\n\t"
- "membar #Sync"
- : /* No outputs */
- : "r" (data),
- "r" ((0 << 16) | (entry << 3)),
- "i" (ASI_ITLB_DATA_ACCESS));
-}
-
-static __inline__ unsigned long cheetah_get_dtlb_data(int entry, int tlb)
-{
- unsigned long data;
-
- __asm__ __volatile__("ldxa [%1] %2, %%g0\n\t"
- "ldxa [%1] %2, %0"
- : "=r" (data)
- : "r" ((tlb << 16) | (entry << 3)), "i" (ASI_DTLB_DATA_ACCESS));
-
- return data;
-}
-
-static __inline__ unsigned long cheetah_get_dtlb_tag(int entry, int tlb)
-{
- unsigned long tag;
-
- __asm__ __volatile__("ldxa [%1] %2, %0"
- : "=r" (tag)
- : "r" ((tlb << 16) | (entry << 3)), "i" (ASI_DTLB_TAG_READ));
- return tag;
-}
-
-static __inline__ void cheetah_put_dtlb_data(int entry, unsigned long data, int tlb)
-{
- __asm__ __volatile__("stxa %0, [%1] %2\n\t"
- "membar #Sync"
- : /* No outputs */
- : "r" (data),
- "r" ((tlb << 16) | (entry << 3)),
- "i" (ASI_DTLB_DATA_ACCESS));
-}
-
-static __inline__ unsigned long cheetah_get_itlb_data(int entry)
-{
- unsigned long data;
-
- __asm__ __volatile__("ldxa [%1] %2, %%g0\n\t"
- "ldxa [%1] %2, %0"
- : "=r" (data)
- : "r" ((2 << 16) | (entry << 3)),
- "i" (ASI_ITLB_DATA_ACCESS));
-
- return data;
-}
-
-static __inline__ unsigned long cheetah_get_itlb_tag(int entry)
-{
- unsigned long tag;
-
- __asm__ __volatile__("ldxa [%1] %2, %0"
- : "=r" (tag)
- : "r" ((2 << 16) | (entry << 3)), "i" (ASI_ITLB_TAG_READ));
- return tag;
-}
-
-static __inline__ void cheetah_put_itlb_data(int entry, unsigned long data)
-{
- __asm__ __volatile__("stxa %0, [%1] %2\n\t"
- "membar #Sync"
- : /* No outputs */
- : "r" (data), "r" ((2 << 16) | (entry << 3)),
- "i" (ASI_ITLB_DATA_ACCESS));
-}
-
-#endif /* !(__ASSEMBLY__) */
-
-#endif /* !(_SPARC64_SPITFIRE_H) */