feat: kprintf now goes into dedicated pseudo-dev rather than flooding the framebuffer

[lunaix-os.git] / lunaix-os / kernel / debug / trace.c

diff --git a/lunaix-os/kernel/debug/trace.c b/lunaix-os/kernel/debug/trace.c
index ae183d4f03afecf15a7497d03f0a5d7253aaf65c..62ceb0ef723409d46c56c62ae88a5d65e761f48e 100644 (file)
--- a/lunaix-os/kernel/debug/trace.c
+++ b/lunaix-os/kernel/debug/trace.c
@@ -27,7 +27,7 @@ trace_modksyms_init(struct boot_handoff* bhctx)
 
             ptr_t end = ROUNDUP(mod->end, PG_SIZE);
             ptr_t ksym_va =
-              (ptr_t)vmm_vmap(mod->start, (end - mod->start), PG_PREM_R);
+              (ptr_t)vmap(mod->start, (end - mod->start), PG_PREM_R, 0);
 
             assert(ksym_va);
             trace_ctx.ksym_table = (struct ksyms*)ksym_va;
@@ -113,11 +113,11 @@ trace_printstack_of(ptr_t fp)
     int n = trace_walkback(tbs, fp, NB_TRACEBACK, &fp);
 
     if (fp) {
-        kprintf(KDEBUG "...<truncated>\n");
+        kprintf(KDEBUG "...<truncated>");
     }
 
     for (int i = 0; i < n; i++) {
-        kprintf(KDEBUG "%p: %s\n", tbs[i].pc, tbs[i].symbol);
+        kprintf(KDEBUG "%p: %s", tbs[i].pc, tbs[i].symbol);
     }
 }
 
@@ -133,11 +133,11 @@ trace_printswctx(const isr_param* p, char* direction)
 
     struct ksym_entry* sym = trace_sym_lookup(p->execp->eip);
 
-    kprintf(KDEBUG ">> (sw:%s) iv:%d, errno:%p <<\n",
+    kprintf(KDEBUG ">> (sw:%s) iv:%d, errno:%p <<",
             direction,
             p->execp->vector,
             p->execp->err_code);
-    kprintf(KDEBUG "%p:%s\n", p->execp->eip, ksym_getstr(sym));
+    kprintf(KDEBUG "%p:%s", p->execp->eip, ksym_getstr(sym));
 }
 
 void
@@ -145,9 +145,8 @@ trace_printstack_isr(const isr_param* isrm)
 {
     isr_param* p = isrm;
     ptr_t fp = cpu_get_fp();
-    int prev_fromusr = uspace_context(p);
+    int prev_fromusr = 0;
 
-    kprintf(KDEBUG "\n");
     kprintf(KDEBUG "stack trace (pid=%d)\n", __current->pid);
 
     trace_printstack_of(fp);
@@ -170,5 +169,4 @@ trace_printstack_isr(const isr_param* isrm)
 
         p = p->execp->saved_prev_ctx;
     }
-    kprintf(KDEBUG "\n");
 }
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