#include <geekos/vm.h>
#include <geekos/screen.h>
+#include <devices/nvram.h>
+#include <devices/timer.h>
+#include <devices/simple_pic.h>
+#include <devices/8259a.h>
+
+#include <palacios/vmm_intr.h>
+#include <palacios/vmm_dev_mgr.h>
+
#define SPEAKER_PORT 0x61
-int IO_Read(ushort_t port, void * dst, uint_t length) {
- uchar_t * iter = dst;
- uint_t i;
+int IO_Read(ushort_t port, void * dst, uint_t length, void * priv_data) {
- 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) {
- uchar_t * iter = src;
- uint_t i;
+int IO_Write(ushort_t port, void * src, uint_t length, void * priv_data) {
- 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;
}
-int IO_Read_to_Serial(ushort_t port, void * dst, uint_t length) {
+int IO_Read_to_Serial(ushort_t port, void * dst, uint_t length, void * priv_data) {
PrintBoth("Input from Guest on port %d (0x%x) Length=%d\n", port, port, length);
return 0;
int bochs_debug_offset = 0;
-int IO_BOCHS_debug(ushort_t port, void * src, uint_t length) {
+int IO_BOCHS_debug(ushort_t port, void * src, uint_t length, void * priv_data) {
if (!bochs_debug_buf) {
bochs_debug_buf = (char*)Malloc(1024);
}
}
-int IO_Write_to_Serial(ushort_t port, void * src, uint_t length) {
+int IO_Write_to_Serial(ushort_t port, void * src, uint_t length, void * priv_data) {
SerialPrint("Output from Guest on port %d (0x%x) Length=%d\n", port, port, length);
switch (length) {
-
+/* We need a configuration mechanism, so we can wrap this completely inside the VMM code,
+ * with no pollution into the HOST OS
+ */
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));
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);
+
+ /* MOVE THIS TO AN INIT GUEST ROUTINE */
init_shadow_map(&(vm_info.mem_map));
init_shadow_page_state(&(vm_info.shdw_pg_state));
vm_info.page_mode = SHADOW_PAGING;
vm_info.cpu_mode = REAL;
+ //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));
+ /* ** */
if (0) {
add_shadow_region_passthrough(&vm_info, 0x0, 0x100000, 0x100000);
- hook_io_port(&(vm_info.io_map), 0x61, &IO_Read, &IO_Write);
- hook_io_port(&(vm_info.io_map), 0x05, &IO_Read, &IO_Write_to_Serial);
+ 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);
/*
vm_info.cr0 = 0;
void * region_start;
- PrintDebug("Guest Size: %lu\n", bootInfo->guest_size);
+ PrintBoth("Guest Size: %lu\n", bootInfo->guest_size);
struct guest_mem_layout * layout = (struct guest_mem_layout *)0x100000;
if (layout->magic != MAGIC_CODE) {
- PrintDebug("Layout Magic Mismatch (0x%x)\n", layout->magic);
+ PrintBoth("Layout Magic Mismatch (0x%x)\n", layout->magic);
}
- PrintDebug("%d layout regions\n", layout->num_regions);
+ PrintBoth("%d layout regions\n", layout->num_regions);
region_start = (void *)&(layout->regions[layout->num_regions]);
- PrintDebug("region start = 0x%x\n", region_start);
+ PrintBoth("region start = 0x%x\n", region_start);
for (i = 0; i < layout->num_regions; i++) {
struct layout_region * reg = &(layout->regions[i]);
uint_t num_pages = (reg->length / PAGE_SIZE) + ((reg->length % PAGE_SIZE) ? 1 : 0);
void * guest_mem = Allocate_VMM_Pages(num_pages);
- PrintDebug("Layout Region %d bytes\n", reg->length);
+ PrintBoth("Layout Region %d bytes\n", reg->length);
memcpy(guest_mem, region_start, reg->length);
SerialMemDump((unsigned char *)(guest_mem), 16);
add_shadow_region_passthrough(&vm_info, reg->final_addr, reg->final_addr + (num_pages * PAGE_SIZE), (addr_t)guest_mem);
- PrintDebug("Adding Shadow Region (0x%x-0x%x) -> 0x%x\n", reg->final_addr, reg->final_addr + (num_pages * PAGE_SIZE), guest_mem);
+ PrintBoth("Adding Shadow Region (0x%x-0x%x) -> 0x%x\n", reg->final_addr, reg->final_addr + (num_pages * PAGE_SIZE), guest_mem);
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");
+
+
+
+ // TEMP
+ //add_shadow_region_passthrough(&vm_info, 0xc0000, 0xc8000, 0xc0000);
+
+ 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) {
+ PrintBoth("Error adding shadow region\n");
+ }
+ } else {
+ add_shadow_region_passthrough(&vm_info, 0xc0000, 0xc8000, 0xc0000);
+ add_shadow_region_passthrough(&vm_info, 0xc8000, 0xf0000, 0xc8000);
}
+
+ //add_shadow_region_passthrough(&vm_info, 0x100000, 0x2000000, (addr_t)Allocate_VMM_Pages(8192));
+ add_shadow_region_passthrough(&vm_info, 0x100000, 0x1000000, (addr_t)Allocate_VMM_Pages(4096));
+
+
print_shadow_map(&(vm_info.mem_map));
- hook_io_port(&(vm_info.io_map), 0x61, &IO_Read, &IO_Write);
- hook_io_port(&(vm_info.io_map), 0x05, &IO_Read, &IO_Write_to_Serial);
+ 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);
- hook_io_port(&(vm_info.io_map), 0x21, &IO_Read, &IO_Write_to_Serial);
- hook_io_port(&(vm_info.io_map), 0xa0, &IO_Read, &IO_Write_to_Serial);
- hook_io_port(&(vm_info.io_map), 0xa1, &IO_Read, &IO_Write_to_Serial);
- hook_io_port(&(vm_info.io_map), 0x400, &IO_Read, &IO_Write_to_Serial);
- hook_io_port(&(vm_info.io_map), 0x401, &IO_Read, &IO_Write_to_Serial);
- hook_io_port(&(vm_info.io_map), 0x402, &IO_Read, &IO_BOCHS_debug);
- hook_io_port(&(vm_info.io_map), 0x403, &IO_Read, &IO_Write_to_Serial);
+ 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);
+ hook_io_port(&(vm_info.io_map), 0x403, &IO_Read, &IO_Write_to_Serial, NULL);
+
+ {
+ struct vm_device * nvram = create_nvram();
+ //struct vm_device * timer = create_timer();
+ struct vm_device * pic = create_pic();
+
+ attach_device(&(vm_info), nvram);
+ //attach_device(&(vm_info), timer);
+ attach_device(&(vm_info), pic);
+
+ PrintDebugDevMgr(&(vm_info.dev_mgr));
+ }
+
+ 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;
(vmm_ops).start_guest(&vm_info);
return 0;
-
}