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diff --git a/nuttx/arch/arm/src/a1x/a1x_boot.c b/nuttx/arch/arm/src/a1x/a1x_boot.c
index 3cc6323..ad42790 100644
--- a/nuttx/arch/arm/src/a1x/a1x_boot.c
+++ b/nuttx/arch/arm/src/a1x/a1x_boot.c
@@ -312,12 +312,14 @@ void up_boot(void)
* for all IO regions (Including the vector region).
*/
+lowsyslog("Calling a1x_setupmappings\n"); // REMOVE ME
a1x_setupmappings();
/* Provide a special mapping for the IRAM interrupt vector positioned in
* high memory.
*/
+lowsyslog("Calling a1x_vectormapping\n"); // REMOVE ME
a1x_vectormapping();
#endif /* CONFIG_ARCH_ROMPGTABLE */
@@ -326,16 +328,19 @@ void up_boot(void)
* arm_vector.S
*/
+lowsyslog("Calling a1x_copyvectorblock\n"); // REMOVE ME
a1x_copyvectorblock();
/* Initialize the FPU */
#ifdef CONFIG_ARCH_FPU
+lowsyslog("Calling arm_fpuconfig\n"); // REMOVE ME
arm_fpuconfig();
#endif
/* Perform common, low-level chip initialization (might do nothing) */
+lowsyslog("Calling a1x_lowsetup\n"); // REMOVE ME
a1x_lowsetup();
/* Perform early serial initialization if we are going to use the serial
@@ -343,6 +348,7 @@ void up_boot(void)
*/
#ifdef USE_EARLYSERIALINIT
+lowsyslog("Calling up_earlyserialinit\n"); // REMOVE ME
up_earlyserialinit();
#endif
@@ -353,6 +359,7 @@ void up_boot(void)
*/
#ifdef CONFIG_NUTTX_KERNEL
+lowsyslog("Calling a1x_userspace\n"); // REMOVE ME
a1x_userspace();
#endif
@@ -362,5 +369,7 @@ void up_boot(void)
* - Configuration of board specific resources (PIOs, LEDs, etc).
*/
+lowsyslog("Calling a1x_boardinitialize\n"); // REMOVE ME
a1x_boardinitialize();
+lowsyslog("Returning\n"); // REMOVE ME
}
diff --git a/nuttx/arch/arm/src/armv7-a/arm_head.S b/nuttx/arch/arm/src/armv7-a/arm_head.S
index bce82d5..924bd24 100644
--- a/nuttx/arch/arm/src/armv7-a/arm_head.S
+++ b/nuttx/arch/arm/src/armv7-a/arm_head.S
@@ -220,6 +220,12 @@ __start:
teq r0, r2
bne .Lpgtableclear
+ movw r1, #0x0416 // REMOVE ME
+ movt r1, #0x01c0
+ movw r2, #0x4070
+ movt r2, #0x0000
+ str r1, [r2]
+
#ifdef ARMV7A_PGTABLE_MAPPING
/* If the page table does not lie in the same address space as does the
* mapped RAM in either case. So we will need to create a special
diff --git a/nuttx/arch/arm/src/armv7-a/arm_mmu.c b/nuttx/arch/arm/src/armv7-a/arm_mmu.c
index f82490c..5c16e48 100644
--- a/nuttx/arch/arm/src/armv7-a/arm_mmu.c
+++ b/nuttx/arch/arm/src/armv7-a/arm_mmu.c
@@ -94,7 +94,7 @@ void mmu_l1_setentry(uint32_t paddr, uint32_t vaddr, uint32_t mmuflags)
/* Invalidate the TLB cache associated with virtual address range */
- mmu_invalidate_region(vaddr, 1024*1024);
+// mmu_invalidate_region(vaddr, 1024*1024);
}
#endif
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