ARM: Removed unnecessary and unused SkyEye MMU code.

Added license header back in. I originally removed this because I mostly rewrote the file, but meh

1 files changed, 0 insertions, 126 deletions

diff --git a/src/core/arm/interpreter/mmu/rb.cpp b/src/core/arm/interpreter/mmu/rb.cpp
deleted file mode 100644
index 600c9d8c..00000000
--- a/src/core/arm/interpreter/mmu/rb.cpp
+++ /dev/null
@@ -1,126 +0,0 @@
-#include "core/arm/skyeye_common/armdefs.h"
-
-/*chy 2004-06-06, fix bug found by wenye@cs.ucsb.edu*/
-ARMword rb_masks[] = {
-	0x0,			//RB_INVALID
-	4,			//RB_1
-	16,			//RB_4
-	32,			//RB_8
-};
-
-/*mmu_rb_init
- * @rb_t	:rb_t to init
- * @num		:number of entry
- * */
-int
-mmu_rb_init (rb_s * rb_t, int num)
-{
-	int i;
-	rb_entry_t *entrys;
-
-	entrys = (rb_entry_t *) malloc (sizeof (*entrys) * num);
-	if (entrys == NULL) {
-		printf ("SKYEYE:mmu_rb_init malloc error\n");
-		return -1;
-	}
-	for (i = 0; i < num; i++) {
-		entrys[i].type = RB_INVALID;
-		entrys[i].fault = NO_FAULT;
-	}
-
-	rb_t->entrys = entrys;
-	rb_t->num = num;
-	return 0;
-}
-
-/*mmu_rb_exit*/
-void
-mmu_rb_exit (rb_s * rb_t)
-{
-	free (rb_t->entrys);
-};
-
-/*mmu_rb_search
- * @rb_t	:rb_t to serach
- * @va		:va address to math
- *
- * $	NULL :not match
- * 		NO-NULL:
- * */
-rb_entry_t *
-mmu_rb_search (rb_s * rb_t, ARMword va)
-{
-	int i;
-	rb_entry_t *rb = rb_t->entrys;
-
-	DEBUG_LOG(ARM11, "va = %x\n", va);
-	for (i = 0; i < rb_t->num; i++, rb++) {
-		//2004-06-06 lyh  bug from wenye@cs.ucsb.edu
-		if (rb->type) {
-			if ((va >= rb->va)
-			    && (va < (rb->va + rb_masks[rb->type])))
-				return rb;
-		}
-	}
-	return NULL;
-};
-
-void
-mmu_rb_invalidate_entry (rb_s * rb_t, int i)
-{
-	rb_t->entrys[i].type = RB_INVALID;
-}
-
-void
-mmu_rb_invalidate_all (rb_s * rb_t)
-{
-	int i;
-
-	for (i = 0; i < rb_t->num; i++)
-		mmu_rb_invalidate_entry (rb_t, i);
-};
-
-void
-mmu_rb_load (ARMul_State * state, rb_s * rb_t, int i_rb, int type, ARMword va)
-{
-	rb_entry_t *rb;
-	int i;
-	ARMword max_start, min_end;
-	fault_t fault;
-	tlb_entry_t *tlb;
-
-	/*align va according to type */
-	va &= ~(rb_masks[type] - 1);
-	/*invalidate all RB match [va, va + rb_masks[type]] */
-	for (rb = rb_t->entrys, i = 0; i < rb_t->num; i++, rb++) {
-		if (rb->type) {
-			max_start = max (va, rb->va);
-			min_end =
-				min (va + rb_masks[type],
-				     rb->va + rb_masks[rb->type]);
-			if (max_start < min_end)
-				rb->type = RB_INVALID;
-		}
-	}
-	/*load word */
-	rb = &rb_t->entrys[i_rb];
-	rb->type = type;
-	fault = translate (state, va, D_TLB (), &tlb);
-	if (fault) {
-		rb->fault = fault;
-		return;
-	}
-	fault = check_access (state, va, tlb, 1);
-	if (fault) {
-		rb->fault = fault;
-		return;
-	}
-
-	rb->fault = NO_FAULT;
-	va = tlb_va_to_pa (tlb, va);
-	//2004-06-06 lyh  bug from wenye@cs.ucsb.edu
-	for (i = 0; i < (rb_masks[type] / 4); i++, va += WORD_SIZE) {
-		//rb->data[i] = mem_read_word (state, va);
-		bus_read(32, va, &rb->data[i]);
-	};
-}