From 1aac36f788834699b6891aea7a83eb950bd5e8f6 Mon Sep 17 00:00:00 2001
From: stefan <stefan@s00.xyz>
Date: Sat, 8 Apr 2023 20:42:18 -0400
Subject: no idea whot i changed lol

---
 sys/kern/init.c | 21 ++++++++++++++++++---
 1 file changed, 18 insertions(+), 3 deletions(-)

(limited to 'sys/kern/init.c')

diff --git a/sys/kern/init.c b/sys/kern/init.c
index 18feaa3..208df6d 100644
--- a/sys/kern/init.c
+++ b/sys/kern/init.c
@@ -1,20 +1,35 @@
 #include <fdt.h>
+#include <mm/kalloc.h>
 #include <printf.h>
 #include <stdint.h>
-#include <mm/kalloc.h>
+#include <spinlock.h>
 
 extern uint64_t HEAP_START;
 
 void 
 init(unsigned long hartid, struct fdt_header *fdt)
 {
+
 	printf("booting from hart #%d\n", hartid);
+        asm volatile ("mv tp, %0" : : "r"(hartid));
 	if (fdt_uint32(fdt->magic) == FDT_HEADER_MAGIC) 
 		printf("found flattened device tree at %p!\n", (uint64_t)fdt);
         
+        printf("parsing device tree!\n");
+        fdt_walk(fdt);
+
         printf("setting up the heap at %p\n", HEAP_START);
         kalloc_init();
         printf("done!\n");
-        printf("printing free pages:\n");
-        walkfree();
+       // printf("printing free pages:\n");
+        //walkfree();
+}
+
+/* non boot harts enter here */ 
+void 
+mpinit(unsigned long hartid, struct fdt_header *fdt)
+{
+        unsigned char *uart = (unsigned char*)0x10000000;
+        *uart = hartid + '0';
+        *(uart + 1) = '\n';
 }
-- 
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