tnt2 skel

[netwatch.git] / aseg-paging / smi.c

diff --git a/aseg-paging/smi.c b/aseg-paging/smi.c
index 9bc124eba642396ba246ec8c3dcd063917e9cce1..bd29f64f81713da06febd76e5b8cbc028ae368f1 100644 (file)
--- a/aseg-paging/smi.c
+++ b/aseg-paging/smi.c
@@ -8,54 +8,24 @@
 #include "../net/net.h"
 #include "vga-overlay.h"
 
-#include "pagetable.h"
-
 unsigned int counter = 0;
-unsigned int lastctr = 0;
 unsigned long pcisave = 0;
 unsigned char vgasave = 0;
 
-void set_cr0(unsigned int);
-
-#define get_cr0() \
-    ({ \
-        register unsigned int _temp__; \
-        asm volatile("mov %%cr0, %0" : "=r" (_temp__)); \
-        _temp__; \
-    })
-
-
-#define set_cr3(value) \
-    { \
-        register unsigned int _temp__ = (value); \
-        asm volatile("mov %0, %%cr3" : : "r" (_temp__)); \
-     }
-#define        CR0_PG  0x80000000
-
-
 void smi_entry(void)
 {
        char statstr[512];
-       outb(0x80, 0x0B);
+
        pcisave = inl(0xCF8);
        vgasave = inb(0x3D4);
-       outb(0x80, 0x1B);
-/*
        pci_unbother_all();
- */
+
        counter++;
-       outb(0x80, 0x2B);
-       sprintf(statstr, "15-412! %08x %08x", smi_status(), counter);
-       outb(0x80, 0x3B);
+       sprintf(statstr, "NetWatch! %08x %08x", smi_status(), counter);
        strblit(statstr, 0, 0);
-       outb(0x80, 0x4B);
        
        serial_init();
-       dolog("wee!");
-       
-       /*
        eth_poll();
-       */
        
        if (inl(0x840) & 0x1000)
        {
@@ -68,37 +38,35 @@ void smi_entry(void)
 
 
        smi_poll();
-/*     
+       
        pci_bother_all();
- */
        outl(0xCF8, pcisave);
        outb(0x3D4, vgasave);
 }
 
-void timer_handler(smi_event_t ev)
-{
-        static unsigned int ticks = 0;
-
-        smi_disable_event(SMI_EVENT_FAST_TIMER);
-        smi_enable_event(SMI_EVENT_FAST_TIMER);
-
-        outb(0x80, (ticks++) & 0xFF);
+extern void timer_handler(smi_event_t ev);
+extern void kbc_handler(smi_event_t ev);
+extern void gbl_rls_handler(smi_event_t ev);
 
-        outlog();
-}
+void __firstrun_stub() {
 
+        /* Try really hard to shut up USB_LEGKEY. */
+        pci_write16(0, 31, 2, 0xC0, pci_read16(0, 31, 2, 0xC0));
+        pci_write16(0, 31, 2, 0xC0, 0);
+        pci_write16(0, 31, 4, 0xC0, pci_read16(0, 31, 4, 0xC0));
+        pci_write16(0, 31, 4, 0xC0, 0);
 
-void __firstrun_start() {
-       smram_state_t smram;
-       
-       smram = smram_save_state();
-       smram_tseg_set_state(SMRAM_TSEG_OPEN);
-       smi_disable();
-       outb(0x80, 0x41);
+        /* Turn on the SMIs we want */
+        smi_disable();
 
         smi_register_handler(SMI_EVENT_FAST_TIMER, timer_handler);
         smi_enable_event(SMI_EVENT_FAST_TIMER);
 
+        smi_register_handler(SMI_EVENT_DEVTRAP_KBC, kbc_handler);
+        smi_enable_event(SMI_EVENT_DEVTRAP_KBC);
+
+        smi_register_handler(SMI_EVENT_GBL_RLS, gbl_rls_handler);
+        smi_enable_event(SMI_EVENT_GBL_RLS);
+
         smi_enable();
 }
-