gwj / at91sam9263 · Commits

Commit 045380be94a96dc8dc2d31cb23d1fc634440f53b

Authored by blueswir1
1 parent 7c560456

More ASIs 


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3882 c046a42c-6fe2-441c-8c8c-71466251a162
Inline Side-by-side
Showing 1 changed file with 18 additions and 6 deletions
target-sparc/op_helper.c
  View file @045380b
... ... @@ -337,6 +337,10 @@ void helper_ld_asi(int asi, int size, int sign)
337 337 DPRINTF_MMU("mmu_read: reg[%d] = 0x%08x\n", reg, ret);
338 338 }
339 339 break;
  340 + case 5: // Turbosparc ITLB Diagnostic
  341 + case 6: // Turbosparc DTLB Diagnostic
  342 + case 7: // Turbosparc IOTLB Diagnostic
  343 + break;
340 344 case 9: /* Supervisor code access */
341 345 switch(size) {
342 346 case 1:
... ... @@ -441,9 +445,13 @@ void helper_ld_asi(int asi, int size, int sign)
441 445 break;
442 446 }
443 447 break;
  448 + case 0x30: // Turbosparc secondary cache diagnostic
  449 + case 0x31: // Turbosparc RAM snoop
  450 + case 0x32: // Turbosparc page table descriptor diagnostic
444 451 case 0x39: /* data cache diagnostic register */
445 452 ret = 0;
446 453 break;
  454 + case 8: /* User code access, XXX */
447 455 default:
448 456 do_unassigned_access(T0, 0, 0, asi);
449 457 ret = 0;
... ... @@ -621,6 +629,10 @@ void helper_st_asi(int asi, int size)
621 629 #endif
622 630 }
623 631 break;
  632 + case 5: // Turbosparc ITLB Diagnostic
  633 + case 6: // Turbosparc DTLB Diagnostic
  634 + case 7: // Turbosparc IOTLB Diagnostic
  635 + break;
624 636 case 0xa: /* User data access */
625 637 switch(size) {
626 638 case 1:
... ... @@ -713,8 +725,7 @@ void helper_st_asi(int asi, int size)
713 725 }
714 726 }
715 727 break;
716   - case 0x2e: /* MMU passthrough, 0xexxxxxxxx */
717   - case 0x2f: /* MMU passthrough, 0xfxxxxxxxx */
  728 + case 0x21 ... 0x2f: /* MMU passthrough, 0x100000000 to 0xfffffffff */
718 729 {
719 730 switch(size) {
720 731 case 1:
... ... @@ -738,16 +749,17 @@ void helper_st_asi(int asi, int size)
738 749 }
739 750 }
740 751 break;
741   - case 0x30: /* store buffer tags */
742   - case 0x31: /* store buffer data or Ross RT620 I-cache flush */
743   - case 0x32: /* store buffer control */
  752 + case 0x30: // store buffer tags or Turbosparc secondary cache diagnostic
  753 + case 0x31: // store buffer data, Ross RT620 I-cache flush or
  754 + // Turbosparc snoop RAM
  755 + case 0x32: // store buffer control or Turbosparc page table descriptor diagnostic
744 756 case 0x36: /* I-cache flash clear */
745 757 case 0x37: /* D-cache flash clear */
746 758 case 0x38: /* breakpoint diagnostics */
747 759 case 0x4c: /* breakpoint action */
748 760 break;
  761 + case 8: /* User code access, XXX */
749 762 case 9: /* Supervisor code access, XXX */
750   - case 0x21 ... 0x2d: /* MMU passthrough, unassigned */
751 763 default:
752 764 do_unassigned_access(T0, 1, 0, asi);
753 765 break;
... ...