add dump-buffer command

[netwatch.git] / aseg / firstrun.c

diff --git a/aseg/firstrun.c b/aseg/firstrun.c
index a606d2bd2b97d9c43337ecbaa43d527d9b4d3133..2ca07e0dbaa43caddbdbccdb7224b80d51a29c35 100644 (file)
--- a/aseg/firstrun.c
+++ b/aseg/firstrun.c
@@ -1,10 +1,46 @@
 #include <io.h>
 #include <smi.h>
 #include <pci.h>
+#include <reg-82801b.h>
+#include <output.h>
 #include "vga-overlay.h"
+#include <smram.h>
+
+extern int _bss, _bssend;
+
+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);
+
+int bother_3c905(pci_dev_t *dev)
+{
+       if (dev->vid == 0x10B7 || dev->did == 0x9200)
+       {
+               int bar;
+               
+               outputf("Found a 3c905 to bother");
+               pci_write16(dev->bus, dev->dev, dev->fn, 0x04, 0x00);
+               
+               for (bar = 0; bar < 6; bar++)
+                       if (dev->bars[bar].type != PCI_BAR_NONE)
+                               pci_write32(dev->bus, dev->dev, dev->fn, 0x10 + bar*4, 0);
+               
+               return 1;
+       }
+       return 0;
+}
 
 void __firstrun_start() {
-       dologf("NetWatch running");
+       unsigned char *bp;
+       smram_state_t smram;
+       
+       smram = smram_save_state();
+       smram_tseg_set_state(SMRAM_TSEG_OPEN);
+       
+       for (bp = (void *)&_bss; (void *)bp < (void *)&_bssend; bp++)
+               *bp = 0;
+       
+       outputf("NetWatch running");
 
        /* Try really hard to shut up USB_LEGKEY. */
        pci_write16(0, 31, 2, 0xC0, pci_read16(0, 31, 2, 0xC0));
@@ -13,7 +49,21 @@ void __firstrun_start() {
        pci_write16(0, 31, 4, 0xC0, 0);
 
        /* Turn on the SMIs we want */
-       outb(0x830, inb(0x830) | 0x40);
+       smi_disable();
+       
+       pci_probe(bother_3c905);
+       
+       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();
+       
+       smram_restore_state(smram);
 }