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-rw-r--r--src/Makefile2
-rw-r--r--src/isr.c38
-rw-r--r--src/kernel.c3
3 files changed, 3 insertions, 40 deletions
diff --git a/src/Makefile b/src/Makefile
index e93d337..881b7c2 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -9,7 +9,7 @@ conf.h: conf.h.in
@sed -i 's/@VERSION@/$(shell git describe)/' conf.h
@sed -i 's/@CC@/$(shell ${CC} --version | head -n1)/' conf.h
-kernel,SRCS := multiboot2.c mmap.c kernel.c isr.c mem/vmm.c
+kernel,SRCS := multiboot2.c mmap.c kernel.c mem/vmm.c
kernel,OBJS := conf.h
include ../rules.mk
diff --git a/src/isr.c b/src/isr.c
deleted file mode 100644
index b89ecd2..0000000
--- a/src/isr.c
+++ /dev/null
@@ -1,38 +0,0 @@
-/*
- * Interrupt Service Routines
- */
-
-#include <idt.h>
-#include <stdio.h>
-#include <sys/control.h>
-
-__attribute__((interrupt)) void
-abort_handler(struct interrupt_frame *frame)
-{
- printf("system abort\n");
- printf("ip: %x cs=%x\n", frame->ip, frame->cs);
- printf("sp: %x ss=%x\n", frame->sp, frame->ss);
- printf("flags: %x\n", frame->flags);
- abort();
-}
-
-__attribute__((interrupt)) void
-interrupt_handler(struct interrupt_frame *frame)
-{
- printf("interrupt\n");
- abort();
-}
-
-__attribute__((interrupt)) void
-interrupt_handler_e(struct interrupt_frame *frame, uint32_t error)
-{
- printf("interrupt\n");
- abort();
-}
-
-__attribute__((interrupt)) void
-syscall_handler(struct interrupt_frame *frame)
-{
- printf("interrupt\n");
- abort();
-}
diff --git a/src/kernel.c b/src/kernel.c
index a9fc126..41025d7 100644
--- a/src/kernel.c
+++ b/src/kernel.c
@@ -25,6 +25,7 @@ void kmain() {
printf("CPU: %s family %u model %u stepping %u\n", vendor, family(v), model(v), v.stepping);
printf("hello %s world\n", "kernel");
+ printf("Hello %c\n", 'C');
printf("we are number %d\n", 1);
printf("a negative %d as hex %x\n", -1, -1);
printf("hex 255=0x%x\n", 255);
@@ -35,7 +36,7 @@ void kmain() {
char *c = (char *)0xc0700000;
if (*c == 0) printf("c is 0\r\n");
- asm volatile("int $0x80");
+ // asm volatile("int $0x80");
while (1)
;