Extend POST support for PPC440

Added memory, CPU, UART, I2C and SPR POST tests for PPC440.

Signed-off-by: Igor Lisitsin <igor@emcraft.com>
--

2 files changed, 16 insertions, 4 deletions

diff --git a/post/lib_ppc/asm.S b/post/lib_ppc/asm.S
index a0815a43a7..5e72b3418f 100644
--- a/post/lib_ppc/asm.S
+++ b/post/lib_ppc/asm.S
@@ -34,6 +34,7 @@
 /* void cpu_post_exec_02 (ulong *code, ulong op1, ulong op2); */
 	.global	cpu_post_exec_02
 cpu_post_exec_02:
+	isync
 	mflr	r0
 	stwu	r0, -4(r1)
 
@@ -56,6 +57,7 @@ cpu_post_exec_02:
 /* void cpu_post_exec_04 (ulong *code, ulong op1, ulong op2, ulong op3, ulong op4); */
 	.global	cpu_post_exec_04
 cpu_post_exec_04:
+	isync
 	mflr	r0
 	stwu	r0, -4(r1)
 
@@ -80,6 +82,7 @@ cpu_post_exec_04:
 /* void cpu_post_exec_12 (ulong *code, ulong *res, ulong op1, ulong op2); */
 	.global	cpu_post_exec_12
 cpu_post_exec_12:
+	isync
 	mflr	r0
 	stwu	r0, -4(r1)
 	stwu	r4, -4(r1)
@@ -100,6 +103,7 @@ cpu_post_exec_12:
 /* void cpu_post_exec_11 (ulong *code, ulong *res, ulong op1); */
 	.global	cpu_post_exec_11
 cpu_post_exec_11:
+	isync
 	mflr	r0
 	stwu	r0, -4(r1)
 	stwu	r4, -4(r1)
@@ -119,6 +123,7 @@ cpu_post_exec_11:
 /* void cpu_post_exec_21 (ulong *code, ulong *cr, ulong *res, ulong op1); */
 	.global	cpu_post_exec_21
 cpu_post_exec_21:
+	isync
 	mflr	r0
 	stwu	r0, -4(r1)
 	stwu	r4, -4(r1)
@@ -148,6 +153,7 @@ cpu_post_exec_21:
     ulong op2); */
 	.global	cpu_post_exec_22
 cpu_post_exec_22:
+	isync
 	mflr	r0
 	stwu	r0, -4(r1)
 	stwu	r4, -4(r1)
@@ -177,6 +183,7 @@ cpu_post_exec_22:
 /* void cpu_post_exec_12w (ulong *code, ulong *op1, ulong op2, ulong op3); */
 	.global	cpu_post_exec_12w
 cpu_post_exec_12w:
+	isync
 	mflr	r0
 	stwu	r0, -4(r1)
 	stwu	r4, -4(r1)
@@ -198,6 +205,7 @@ cpu_post_exec_12w:
 /* void cpu_post_exec_11w (ulong *code, ulong *op1, ulong op2); */
 	.global	cpu_post_exec_11w
 cpu_post_exec_11w:
+	isync
 	mflr	r0
 	stwu	r0, -4(r1)
 	stwu	r4, -4(r1)
@@ -218,6 +226,7 @@ cpu_post_exec_11w:
 /* void cpu_post_exec_22w (ulong *code, ulong *op1, ulong op2, ulong *op3); */
 	.global	cpu_post_exec_22w
 cpu_post_exec_22w:
+	isync
 	mflr	r0
 	stwu	r0, -4(r1)
 	stwu	r4, -4(r1)
@@ -241,6 +250,7 @@ cpu_post_exec_22w:
 /* void cpu_post_exec_21w (ulong *code, ulong *op1, ulong *op2); */
 	.global	cpu_post_exec_21w
 cpu_post_exec_21w:
+	isync
 	mflr	r0
 	stwu	r0, -4(r1)
 	stwu	r4, -4(r1)
@@ -263,6 +273,7 @@ cpu_post_exec_21w:
 /* void cpu_post_exec_21x (ulong *code, ulong *op1, ulong *op2, ulong op3); */
 	.global	cpu_post_exec_21x
 cpu_post_exec_21x:
+	isync
 	mflr	r0
 	stwu	r0, -4(r1)
 	stwu	r4, -4(r1)
@@ -286,6 +297,7 @@ cpu_post_exec_21x:
     ulong cr); */
 	.global	cpu_post_exec_31
 cpu_post_exec_31:
+	isync
 	mflr	r0
 	stwu	r0, -4(r1)
 	stwu	r4, -4(r1)
diff --git a/post/lib_ppc/b.c b/post/lib_ppc/b.c
index b4b17c8ff0..6e276c48d5 100644
--- a/post/lib_ppc/b.c
+++ b/post/lib_ppc/b.c
@@ -49,7 +49,7 @@ extern void cpu_post_exec_31 (ulong *code, ulong *ctr, ulong *lr, ulong *jump,
     ulong cr);
 
 static int cpu_post_test_bc (ulong cmd, ulong bo, ulong bi,
-    int pjump, int dec, int link, ulong pctr, ulong cr)
+    int pjump, int decr, int link, ulong pctr, ulong cr)
 {
     int ret = 0;
     ulong lr = 0;
@@ -77,7 +77,7 @@ static int cpu_post_test_bc (ulong cmd, ulong bo, ulong bi,
 	ret = pjump == jump ? 0 : -1;
     if (ret == 0)
     {
-	if (dec)
+	if (decr)
 	    ret = pctr == ctr + 1 ? 0 : -1;
 	else
 	    ret = pctr == ctr ? 0 : -1;
@@ -163,7 +163,7 @@ int cpu_post_test_b (void)
 		    {
 			for (ctr = 1; ctr <= 2 && ret == 0; ctr++)
 			{
-			    int dec = cd < 2;
+			    int decr = cd < 2;
 			    int cr = cond ? 0x80000000 : 0x00000000;
 			    int jumpc = cc >= 2 ||
 					(cc == 0 && !cond) ||
@@ -174,7 +174,7 @@ int cpu_post_test_b (void)
 			    int jump = jumpc && jumpd;
 
 			    ret = cpu_post_test_bc (link ? OP_BCL : OP_BC,
-				(cc << 3) + (cd << 1), 0, jump, dec, link,
+				(cc << 3) + (cd << 1), 0, jump, decr, link,
 				ctr, cr);
 
 			    if (ret != 0)