Subversion Repositories mips_enhanced

#include "leon3.h"
#include "testmod.h" 
#include "mmu.h" 
 
        .seg    "text"
        .proc   0
        .align PAGE_SIZE
        .global mmu_func1
mmu_func1:
        save  %sp, -112, %sp
        ret 
        restore 

        .align 4
        .global mmu_double
mmu_double:
        save  %sp, -112, %sp
        save  %sp, -112, %sp
        save  %sp, -112, %sp
        save  %sp, -112, %sp
        save  %sp, -112, %sp
        save  %sp, -112, %sp
        set 0x11111111,%l0
        set 0x22222222,%l1
        set 0x33333333,%l2
        set 0x44444444,%l3
        set 0x55555555,%l4
        set 0x66666666,%l5
        set 0x77777777,%l6
        set 0x88888888,%l7
        set 0x40000000,%g0
        std %l0,[%fp-32]
        std %l2,[%fp-24]
        std %l4,[%fp-16]
        std %l6,[%fp-8]
        mov %fp,%g1
        sub %g1,32-4,%g1
        sta %g0, [%g1] 0xf
        sub %g1,8,%g1
        sta %g0, [%g1] 0xf
        sub %g1,8,%g1
        sta %g0, [%g1] 0xf
        sub %g1,8,%g1
        sta %g0, [%g1] 0xf
        
        sta %g0, [%g0] 0x11
        save  %sp, -112, %sp
        save  %sp, -112, %sp
        restore
        restore
        nop
        nop
        ldd [%fp-32],%l0
        ldd [%fp-24],%l2
        ldd [%fp-16],%l4
        ldd [%fp-8],%l6
        nop
        nop
        restore
        restore
        restore
        restore
        restore
        ret 
        restore 

/* SRMMU_TFAULT() SRMMU_DFAULT()
 * %l0 : %psr
 * %l1 = pc            :set by trap
 * %l2 = npc           :set by trap
 * %l3 : %wim
 * %l6 : 1 on inst, 0 on data
 */
        .global _srmmu_fault,_srmmu_fault_svt
_srmmu_fault_svt:
        rd      %wim, %l3
_srmmu_fault:
        mov     0x400, %l5
        mov     0x300, %l4
        lda     [%l5] ASI_M_MMUREGS, %l6        ! read sfar first
        lda     [%l4] ASI_M_MMUREGS, %l5        ! read sfsr last

        set     pth_addr,%l7                    ! repair pth
        ld    [%l7],%l7
        ld      [%l7],%l4
        ld      [%l7+4],%l5
        ld      [%l7+8],%l6
        or    %l6,0x0,%l6                               ! one page
        sta   %g0, [%l6] ASI_M_FLUSH_PROBE

        st      %l5,[%l4]
        inc   12,%l7
        set     pth_addr,%l5
        st    %l7,[%l5]
          
        jmp     %l1                             ! reexecute command
        rett    %l2

        .align 8 
        .global pth_addr, pth_addr1
pth_addr:       .word 0
        .align 8 
pth_addr1:      .word 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0