X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=cpu%2Fmpc85xx%2Fstart.S;h=10fe93629c3badfec8d7c3189e47faac7da122ec;hb=ae9e1b579ea2ce23e531fd59a52423fd18effe77;hp=eb24dbc430715294feea0aeac3aa49a864f0ca2c;hpb=92915741fc7c77175680e036965fb88d7552d743;p=oweals%2Fu-boot.git

diff --git a/cpu/mpc85xx/start.S b/cpu/mpc85xx/start.S
index eb24dbc430..10fe93629c 100644
--- a/cpu/mpc85xx/start.S
+++ b/cpu/mpc85xx/start.S
@@ -89,7 +89,7 @@ _start_e500:
 	/* L1 */
 	li	r0,2
 	mtspr	L1CSR0,r0	/* invalidate d-cache */
-	mtspr	L1CSR1,r0 	/* invalidate i-cache */
+	mtspr	L1CSR1,r0	/* invalidate i-cache */
 
 	mfspr	r1,DBSR
 	mtspr	DBSR,r1		/* Clear all valid bits */
@@ -188,11 +188,12 @@ _start_e500:
 	lis     r7,FSL_BOOKE_MAS1(1, 1, 0, 1, BOOKE_PAGESZ_16M)@h
 	ori     r7,r7,FSL_BOOKE_MAS1(1, 1, 0, 1, BOOKE_PAGESZ_16M)@l
 
-	lis     r8,FSL_BOOKE_MAS2(TEXT_BASE, (MAS2_I|MAS2_G))@h
-	ori     r8,r8,FSL_BOOKE_MAS2(TEXT_BASE, (MAS2_I|MAS2_G))@l
+	/* Align the mapping to 16MB */
+	lis     r8,FSL_BOOKE_MAS2(TEXT_BASE & 0xff000000, (MAS2_I|MAS2_G))@h
+	ori     r8,r8,FSL_BOOKE_MAS2(TEXT_BASE & 0xff000000, (MAS2_I|MAS2_G))@l
 
-	lis     r9,FSL_BOOKE_MAS3(0xff800000, 0, (MAS3_SX|MAS3_SW|MAS3_SR))@h
-	ori     r9,r9,FSL_BOOKE_MAS3(0xff800000, 0, (MAS3_SX|MAS3_SW|MAS3_SR))@l
+	lis     r9,FSL_BOOKE_MAS3(0xff000000, 0, (MAS3_SX|MAS3_SW|MAS3_SR))@h
+	ori     r9,r9,FSL_BOOKE_MAS3(0xff000000, 0, (MAS3_SX|MAS3_SW|MAS3_SR))@l
 
 	mtspr   MAS0,r6
 	mtspr   MAS1,r7
@@ -992,7 +993,6 @@ trap_reloc:
 
 	blr
 
-#ifdef CFG_INIT_RAM_LOCK
 .globl unlock_ram_in_cache
 unlock_ram_in_cache:
 	/* invalidate the INIT_RAM section */
@@ -1002,11 +1002,20 @@ unlock_ram_in_cache:
 	andi.	r4,r4,0x1ff
 	slwi	r4,r4,(10 - 1 - L1_CACHE_SHIFT)
 	mtctr	r4
-1:	icbi	r0,r3
-	dcbi	r0,r3
+1:	dcbi	r0,r3
 	addi	r3,r3,CFG_CACHELINE_SIZE
 	bdnz	1b
-	sync			/* Wait for all icbi to complete on bus */
+	sync
+
+	/* Invalidate the TLB entries for the cache */
+	lis	r3,CFG_INIT_RAM_ADDR@h
+	ori	r3,r3,CFG_INIT_RAM_ADDR@l
+	tlbivax	0,r3
+	addi	r3,r3,0x1000
+	tlbivax	0,r3
+	addi	r3,r3,0x1000
+	tlbivax	0,r3
+	addi	r3,r3,0x1000
+	tlbivax	0,r3
 	isync
 	blr
-#endif