Update environment

2019-05-29 11:10:01 +02:00
parent c95e490a21
commit 8718f035a5
12 changed files with 338 additions and 139 deletions
@@ -0,0 +1,22 @@
+	.global _boot
+	.extern k_main
+
+
+_boot:
+	mrs x0, mpidr_el1       // Check CPU ID
+	mov x1, 0xC1000000
+	bic x0, x0, x1
+	cbz x0, set_stack
+	b idle
+
+set_stack:
+	ldr     x30, =0x40001000
+	mov     sp,  x30
+	bl      start
+
+start:
+	mov x0, x30
+	bl k_main
+
+idle: b idle
+
@@ -0,0 +1,25 @@
+	.text
+
+	.globl _start
+	.extern k_main
+	.extern stack_ptr 
+
+_start:
+	mrs x0, mpidr_el1       // Check CPU ID
+	mov x1, 0xC1000000
+	bic x0, x0, x1
+	cbz x0, set_stack
+	b   idle
+
+set_stack:
+	ldr x30, stack_ptr  // defined in sys/memmap
+	mov sp,  x30
+	bl  start
+
+start:
+	mov x0, x30
+	bl k_main
+
+idle:
+	b idle
+