Architectural Support: x86_64 (#37)

[lunaix-os.git] / lunaix-os / kernel / kinit.c

diff --git a/lunaix-os/kernel/kinit.c b/lunaix-os/kernel/kinit.c
index b19dc30dc34ed7d7725d3f38be43e92d13e8b08b..685c3d0e7fd3ca943c06300e6393dc73a5599f10 100644 (file)
--- a/lunaix-os/kernel/kinit.c
+++ b/lunaix-os/kernel/kinit.c
@@ -16,10 +16,9 @@
 #include <lunaix/trace.h>
 #include <lunaix/tty/tty.h>
 #include <lunaix/owloysius.h>
-#include <lunaix/pcontext.h>
+#include <lunaix/hart_state.h>
 
 #include <hal/acpi/acpi.h>
-#include <hal/intc.h>
 
 #include <sys/abi.h>
 #include <sys/mm/mm_defs.h>
@@ -36,15 +35,22 @@ kmem_init(struct boot_handoff* bhctx);
 void
 kernel_bootstrap(struct boot_handoff* bhctx)
 {
-    pmm_init(bhctx->mem.size);
     vmm_init();
 
+    pmm_init(bhctx);
+    // now we can start reserving physical space
+
     /* Begin kernel bootstrapping sequence */
     boot_begin(bhctx);
 
+    tty_init(ioremap(0xB8000, PAGE_SIZE));
+    
     /* Setup kernel memory layout and services */
     kmem_init(bhctx);
 
+    // FIXME this goes to hal/gfxa
+    tty_set_theme(VGA_COLOR_WHITE, VGA_COLOR_BLACK);
+
     boot_parse_cmdline(bhctx);
 
     /* Prepare stack trace environment */
@@ -52,16 +58,9 @@ kernel_bootstrap(struct boot_handoff* bhctx)
 
     device_scan_drivers();
 
-    invoke_init_function(on_earlyboot);
-
-    // FIXME this goes to hal/gfxa
-    tty_init(ioremap(0xB8000, PAGE_SIZE));
-    tty_set_theme(VGA_COLOR_WHITE, VGA_COLOR_BLACK);
-
     device_sysconf_load();
 
-    /* Get intc online, this is the cornerstone when initing devices */
-    intc_init();
+    invoke_init_function(on_earlyboot);
 
     clock_init();
     timer_init();
@@ -93,7 +92,6 @@ kernel_bootstrap(struct boot_handoff* bhctx)
      * and start geting into uspace
      */
     boot_end(bhctx);
-    boot_cleanup();
 
     spawn_lunad();
 }
@@ -122,15 +120,17 @@ spawn_lunad()
 void
 kmem_init(struct boot_handoff* bhctx)
 {
-    extern u8_t __kexec_end;
-    // 将内核占据的页，包括前1MB，hhk_init 设为已占用
-    size_t pg_count = leaf_count((ptr_t)&__kexec_end - KERNEL_RESIDENT);
-    pmm_mark_chunk_occupied(0, pg_count, PP_FGLOCKED);
-
     pte_t* ptep = mkptep_va(VMS_SELF, KERNEL_RESIDENT);
+
     ptep = mkl0tep(ptep);
 
+    unsigned int i = ptep_vfn(ptep);
     do {
+        if (l0tep_impile_vmnts(ptep)) {
+            ptep++;
+            continue;
+        }
+
 #if   LnT_ENABLED(1)
         assert(mkl1t(ptep++, 0, KERNEL_DATA));
 #elif LnT_ENABLED(2)
@@ -140,7 +140,7 @@ kmem_init(struct boot_handoff* bhctx)
 #else
         assert(mklft(ptep++, 0, KERNEL_DATA));
 #endif
-    } while (ptep_vfn(ptep) < MAX_PTEN - 2);
+    } while (++i < MAX_PTEN);
 
     // allocators
     cake_init();