--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/loader.S	Sun Jan 06 19:27:03 2019 +0900
@@ -0,0 +1,43 @@
+/*
+ * loader.S
+ *
+ *  Created on: Feb 11, 2017
+ *      Author: Mahdi Amiri
+ */
+
+	.text
+	.globl _start
+_start:
+	b loader_start  /* branch to the code */
+	b loader_sleep	// undefined
+	b loader_sleep	// svc
+	b loader_sleep	// prefetch
+	b loader_sleep	// abort
+	b loader_sleep	// hypervisor
+	b loader_sleep	// irq
+	b loader_sleep	// fiq
+
+	.balign 4
+loader_sleep:
+	wfi
+	b loader_sleep
+
+loader_start:
+	// Switch to SVC mode, all interrupts disabled
+	.set PSR_MODE_SVC, 0x13
+	.set PSR_MODE_IRQ_DISABLED, (1<<7)
+	.set PSR_MODE_FIQ_DISABLED, (1<<6)
+	msr	cpsr_c, #(PSR_MODE_SVC + PSR_MODE_FIQ_DISABLED + PSR_MODE_IRQ_DISABLED)
+
+	// Set all CPUs to wait except the primary CPU
+	mrc p15, 0, r0, c0, c0, 5
+	ands r0, r0, #0x03
+	bne loader_sleep
+
+	mov pc, #0x8000
+
+	.data
+	.align 4
+_data_start:
+	.incbin "kernel7.bin"
+_data_end: