lxdream.org :: lxdream/src/sh4/mmu.h r1217:677b1d85f1b4

filename	src/sh4/mmu.h
changeset	1217:677b1d85f1b4
prev	1067:d3c00ffccfcd
author	nkeynes
date	Fri Aug 24 08:53:50 2012 +1000 (11 years ago)
permissions	-rw-r--r--
last change	Move the generated prologue/epilogue code out into a common entry stub (reduces space requirements) and pre-save all saved registers. Change FASTCALL to use 3 regs instead of 2 since we can now keep everything in regs.

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     1.1 --- a/src/sh4/mmu.h	Sun Jul 05 13:54:48 2009 +1000
     1.2 +++ b/src/sh4/mmu.h	Fri Aug 24 08:53:50 2012 +1000
     1.3 @@ -106,8 +106,18 @@
     1.4      mem_region_fn_t tlb_multihit;
     1.5  };
     1.6  
     1.7 +/** Set the MMU's target external address space
     1.8 + * @return the previous address space.
     1.9 + */
    1.10 +mem_region_fn_t *mmu_set_ext_address_space( mem_region_fn_t *space );
    1.11 +
    1.12 +/* Address translation functions */
    1.13  sh4addr_t FASTCALL mmu_vma_to_phys_disasm( sh4vma_t vma );
    1.14 +mem_region_fn_t FASTCALL mmu_get_region_for_vma_read( sh4vma_t *addr );
    1.15 +mem_region_fn_t FASTCALL mmu_get_region_for_vma_write( sh4vma_t *addr );
    1.16 +mem_region_fn_t FASTCALL mmu_get_region_for_vma_prefetch( sh4vma_t *addr );
    1.17  
    1.18 +/* Translator provided helpers */
    1.19  void mmu_utlb_init_vtable( struct utlb_entry *ent, struct utlb_page_entry *page, gboolean writable ); 
    1.20  void mmu_utlb_1k_init_vtable( struct utlb_1k_entry *ent ); 
    1.21  void mmu_utlb_init_storequeue_vtable( struct utlb_entry *ent, struct utlb_page_entry *page );