X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Fsrc%2Fgeekos%2Fvm.c;h=300ac56202371fe62282ee8a26b5897e613afa09;hb=624a05de781c51ed5d34a6db2583f884918a9594;hp=b0e2b3fbe8b28c26fd4b1cb959d4fbe92a68f4d5;hpb=df58bd3c484a52b1e166dc28e7b9b6fd94e5a023;p=palacios.git

diff --git a/palacios/src/geekos/vm.c b/palacios/src/geekos/vm.c
index b0e2b3f..300ac56 100644
--- a/palacios/src/geekos/vm.c
+++ b/palacios/src/geekos/vm.c
@@ -7,6 +7,10 @@
 #include <palacios/vmm_dev_mgr.h>
 #include <devices/nvram.h>
 #include <devices/timer.h>
+#include <devices/simple_pic.h>
+#include <devices/8259a.h>
+#include <palacios/vmm_intr.h>
+
 
 #define SPEAKER_PORT 0x61
 
@@ -41,30 +45,26 @@ inline uchar_t VM_In_Byte(ushort_t port)
 
 
 int IO_Read(ushort_t port, void * dst, uint_t length, void * priv_data) {
-  uchar_t * iter = dst;
-  uint_t i;
 
-  for (i = 0; i < length; i++) {
-    *iter = VM_In_Byte(port);    
-    iter++;
+  if (length != 1) {
+    return 0;
   }
-  
-  return 0;
+
+  *(uchar_t*)dst = VM_In_Byte(port);    
+  return 1;
 }
 
 
 
 int IO_Write(ushort_t port, void * src, uint_t length, void * priv_data) {
-  uchar_t * iter = src;
-  uint_t i;
-
 
-  for (i = 0; i < length; i++) {
-    VM_Out_Byte(port, *iter);    
-    iter++;
+  if (length != 1) {
+    return 0;
   }
 
-  return 0;
+  VM_Out_Byte(port, *(uchar_t *)src);    
+
+  return 1;
 }
 
 
@@ -161,6 +161,8 @@ int RunVMM(struct Boot_Info * bootInfo) {
     addr_t rsp;
     addr_t rip;
 
+
+
     memset(&os_hooks, 0, sizeof(struct vmm_os_hooks));
     memset(&vmm_ops, 0, sizeof(struct vmm_ctrl_ops));
     memset(&vm_info, 0, sizeof(struct guest_info));
@@ -174,7 +176,8 @@ int RunVMM(struct Boot_Info * bootInfo) {
     os_hooks.free = &VMM_Free;
     os_hooks.vaddr_to_paddr = &Identity;
     os_hooks.paddr_to_vaddr = &Identity;
-
+    os_hooks.hook_interrupt = &hook_irq_stub;
+    os_hooks.ack_irq = &ack_irq;
  
     //   DumpGDT();
     Init_VMM(&os_hooks, &vmm_ops);
@@ -185,9 +188,9 @@ int RunVMM(struct Boot_Info * bootInfo) {
 
     vm_info.cpu_mode = REAL;
 
-    init_irq_map(&(vm_info.irq_map));
+    //init_irq_map(&(vm_info.irq_map));
     init_vmm_io_map(&(vm_info.io_map));
-    init_interrupt_state(&(vm_info.intr_state));
+    init_interrupt_state(&vm_info);
 
     dev_mgr_init(&(vm_info.dev_mgr));
     
@@ -267,23 +270,33 @@ int RunVMM(struct Boot_Info * bootInfo) {
 	region_start += reg->length;
       }
       
-      add_shadow_region_passthrough(&vm_info, 0xc0000, 0xc8000, 0xc0000);
+      //     
       add_shadow_region_passthrough(&vm_info, 0x0, 0xa0000, (addr_t)Allocate_VMM_Pages(160));
       add_shadow_region_passthrough(&vm_info, 0xa0000, 0xc0000, 0xa0000); 
-      if (add_shadow_region_passthrough(&vm_info, 0xc8000, 0xf0000, (addr_t)Allocate_VMM_Pages(40)) == -1) {
-	PrintDebug("Error adding shadow region\n");
+      
+
+      if (1) {
+	add_shadow_region_passthrough(&vm_info, 0xc7000, 0xc8000, (addr_t)Allocate_VMM_Pages(1));
+	if (add_shadow_region_passthrough(&vm_info, 0xc8000, 0xf0000, (addr_t)Allocate_VMM_Pages(40)) == -1) {
+	  PrintDebug("Error adding shadow region\n");
+	}
+      } else {
+	add_shadow_region_passthrough(&vm_info, 0xc0000, 0xc8000, 0xc0000);
+	add_shadow_region_passthrough(&vm_info, 0xc8000, 0xf0000, 0xc8000);
       }
 
+
       print_shadow_map(&(vm_info.mem_map));
 
       hook_io_port(&(vm_info.io_map), 0x61, &IO_Read, &IO_Write, NULL);
       hook_io_port(&(vm_info.io_map), 0x05, &IO_Read, &IO_Write_to_Serial, NULL);
 
-      hook_io_port(&(vm_info.io_map), 0x20, &IO_Read, &IO_Write_to_Serial, NULL);
-      hook_io_port(&(vm_info.io_map), 0x21, &IO_Read, &IO_Write_to_Serial, NULL);
-      hook_io_port(&(vm_info.io_map), 0xa0, &IO_Read, &IO_Write_to_Serial, NULL);
-      hook_io_port(&(vm_info.io_map), 0xa1, &IO_Read, &IO_Write_to_Serial, NULL);
-
+      /*
+	hook_io_port(&(vm_info.io_map), 0x20, &IO_Read, &IO_Write_to_Serial, NULL);
+	hook_io_port(&(vm_info.io_map), 0x21, &IO_Read, &IO_Write_to_Serial, NULL);
+	hook_io_port(&(vm_info.io_map), 0xa0, &IO_Read, &IO_Write_to_Serial, NULL);
+	hook_io_port(&(vm_info.io_map), 0xa1, &IO_Read, &IO_Write_to_Serial, NULL);
+      */
       hook_io_port(&(vm_info.io_map), 0x400, &IO_Read, &IO_Write_to_Serial, NULL);
       hook_io_port(&(vm_info.io_map), 0x401, &IO_Read, &IO_Write_to_Serial, NULL);
       hook_io_port(&(vm_info.io_map), 0x402, &IO_Read, &IO_BOCHS_debug, NULL);
@@ -291,18 +304,19 @@ int RunVMM(struct Boot_Info * bootInfo) {
 
       {
 	struct vm_device * nvram = create_nvram();
-	struct vm_device * timer = create_timer();
+	//struct vm_device * timer = create_timer();
+	struct vm_device * pic = create_pic();
 
 	attach_device(&(vm_info), nvram);
 	//attach_device(&(vm_info), timer);
-	
-	PrintDebugDevMgr(&(vm_info.dev_mgr));
-	
-
+	attach_device(&(vm_info), pic);
 
+	PrintDebugDevMgr(&(vm_info.dev_mgr));
       }
-      PrintDebug("foo\n");
 
+      hook_irq(&vm_info, 6);
+      hook_irq(&vm_info, 14);
+      hook_irq(&vm_info, 15);
 
       vm_info.rip = 0xfff0;
       vm_info.vm_regs.rsp = 0x0;