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-rw-r--r--kernel/usermode.c16
1 files changed, 10 insertions, 6 deletions
diff --git a/kernel/usermode.c b/kernel/usermode.c
index bb614d0..c700a61 100644
--- a/kernel/usermode.c
+++ b/kernel/usermode.c
@@ -23,12 +23,20 @@ void install_tss(int cpu_no){
// now fill each value
// set values necessary
sys_tss.ss0 = 0x10; //kernel data
- sys_tss.esp0 = kballoc(4);
+ sys_tss.esp0 = kballoc(4)+4095;
+ log(FOOLOS_MODULE_NAME,FOOLOS_LOG_INFO,"esp0 =0x%08X ",sys_tss.esp0);
// now set the IO bitmap (not necessary, so set above limit)
// sys_tss.iomap = ( unsigned short ) sizeof( tss_struct );
}
+void initfunc()
+{
+ while(1)
+ {
+ c2++;
+ }
+}
void userfunc()
{
@@ -38,11 +46,7 @@ void userfunc()
// if we are pid 0, replace ourselves with /bin/init TODO: switch to usermode before!
if(task_get_current_pid()==0)
{
- //usermode(&initfunc);
- while(1)
- {
- c2++;
- }
+ usermode(&initfunc);
}
// kernel worker thread on pid1