#include <palacios/vmm_intr.h>
#include <palacios/vmm_host_events.h>
#include <palacios/vm_guest.h>
+#include <palacios/vmm_debug.h>
-#ifndef CONFIG_DEBUG_KEYBOARD
+#ifndef V3_CONFIG_DEBUG_KEYBOARD
#undef PrintDebug
#define PrintDebug(fmt, args...)
#endif
// After the Keyboard SET_RATE is called
// we wait for the output byte on 64?
SET_RATE,
+ // after having a f0 sent to 60
+ // we wait for a new output byte on 60
+ GETSET_SCANCODES,
+ // first send ACK (0xfa)
+ // then wait for reception, and reset kb state
+ SET_DEFAULTS,
} state;
// Data for system
uint8_t wrap;
- int mouse_enabled;
+ uint8_t mouse_enabled;
+ uint8_t scancode_set;
struct queue kbd_queue;
struct queue mouse_queue;
};
+static int keyboard_reset_device(struct keyboard_internal * kbd);
+
+
static int update_kb_irq(struct keyboard_internal * state) {
int irq_num = 0;
#include <palacios/vmm_telemetry.h>
-#ifdef CONFIG_SYMMOD
+#ifdef V3_CONFIG_SYMMOD
#include <palacios/vmm_symmod.h>
#endif
}
// PrintGuestPageTables(info, info->shdw_pg_state.guest_cr3);
}
-#ifdef CONFIG_SYMCALL
+#ifdef V3_CONFIG_SYMCALL
else if (evt->scan_code == 0x43) { // F9 Sym test
struct guest_info * core = &(vm->cores[0]);
PrintDebug("Testing sym call\n");
v3_dbg_enable ^= 1;
}
-#ifdef CONFIG_TELEMETRY
+#ifdef V3_CONFIG_TELEMETRY
else if (evt->scan_code == 0x41) { // F7 telemetry dump
- v3_print_telemetry(vm);
+ v3_print_global_telemetry(vm);
}
#endif
-#ifdef CONFIG_SYMMOD
+#ifdef V3_CONFIG_SYMMOD
else if (evt->scan_code == 0x40) { // F6 Test symmod load
v3_load_sym_capsule(vm, "lnx_test");
}
#if KEYBOARD_DEBUG_80H
-static int keyboard_write_delay(ushort_t port, void * src, uint_t length, void * priv_data) {
+static int keyboard_write_delay(struct guest_info *core, ushort_t port, void * src, uint_t length, void * priv_data) {
if (length == 1) {
PrintDebug("keyboard: write of 0x%x to 80h\n", *((uint8_t*)src));
kbd->state = NORMAL;
break;
+ case GETSET_SCANCODES:
+ switch (data) {
+ case 0:
+ PrintDebug("Keyboard: scancode set being read\n");
+ push_to_output_queue(kbd, 0x45 - 2 * kbd->scancode_set, COMMAND, KEYBOARD);
+ break;
+ case 1:
+ PrintError("keyboard: unsupported scancode set %d selected\n", data);
+ return -1;
+ case 2:
+ PrintDebug("Keyboard: scancode set being set to %d\n", data);
+ kbd->scancode_set = data;
+ push_to_output_queue(kbd, 0xfa, COMMAND, KEYBOARD);
+ break;
+ case 3:
+ /* OpenBSD wants scancode set 3, but falls back to 2 if a
+ * subsequent read reveals that the request was ignored
+ */
+ PrintError("keyboard: ignoring request for scancode set %d\n", data);
+ break;
+ default:
+ PrintError("keyboard: unknown scancode set %d selected\n", data);
+ ret = -1;
+ break;
+
+ }
+ kbd->state = NORMAL;
+ break;
+
+ case SET_DEFAULTS:
+ keyboard_reset_device(kbd);
+ kbd->state = NORMAL;
+ break;
+
default:
case NORMAL: {
// command is being sent to keyboard controller
push_to_output_queue(kbd, 0xee, COMMAND, KEYBOARD);
break;
+ case 0xf0: // get/set scancode set
+ push_to_output_queue(kbd, 0xfa, COMMAND, KEYBOARD);
+ kbd->state = GETSET_SCANCODES;
+ break;
+
+
+ case 0xf6: // set defaults
+ // ACK command
+ // clear output buffer
+ // reset to init state
+ push_to_output_queue(kbd, 0xfa, COMMAND, KEYBOARD);
+ kbd->state = SET_DEFAULTS;
+ break;
+
case 0xfe: // resend
case 0xfd: // set key type make
case 0xfc: // set key typ make/break
case 0xf9: // set all make
case 0xf8: // set all make/break
case 0xf7: // set all typemaktic
- case 0xf6: // set defaults
+
PrintError("keyboard: unhandled known command 0x%x on output buffer (60h)\n", data);
ret = -1;
break;
-static int keyboard_free(struct vm_device * dev) {
+static int keyboard_free(struct keyboard_internal * kbd) {
+
+ // unhook host events
+
+ V3_Free(kbd);
return 0;
}
kbd->kbd_queue.count = 0;
kbd->mouse_enabled = 0;
+ kbd->scancode_set = 2;
kbd->state = NORMAL;
kbd->mouse_state = STREAM;
}
-static struct v3_device_ops dev_ops = {
- .free = keyboard_free,
+#ifdef V3_CONFIG_CHECKPOINT
+static int keyboard_save(struct v3_chkpt_ctx * ctx, void * private_data) {
+ struct keyboard_internal * kbd = (struct keyboard_internal *)private_data;
+
+ v3_chkpt_save_8(ctx, "CMD_REG", &(kbd->cmd.val));
+ v3_chkpt_save_8(ctx, "STATUS_REG", &(kbd->status.val));
+ v3_chkpt_save_8(ctx, "STATE", &(kbd->state));
+ v3_chkpt_save_8(ctx, "MOUSE_STATE", &(kbd->mouse_state));
+ v3_chkpt_save_8(ctx, "OUTPUT", &(kbd->output_byte));
+ v3_chkpt_save_8(ctx, "INPUT", &(kbd->input_byte));
+ v3_chkpt_save_8(ctx, "SCANCODE_SET", &(kbd->scancode_set));
+ v3_chkpt_save_8(ctx, "MOUSE_ENABLED", &(kbd->mouse_enabled));
+
+
+ return 0;
+}
+
+
+static int keyboard_load(struct v3_chkpt_ctx * ctx, void * private_data) {
+ struct keyboard_internal * kbd = (struct keyboard_internal *)private_data;
+ keyboard_reset_device(kbd);
+
+ v3_chkpt_load_8(ctx, "CMD_REG", &(kbd->cmd.val));
+ v3_chkpt_load_8(ctx, "STATUS_REG", &(kbd->status.val));
+ v3_chkpt_load_8(ctx, "STATE", &(kbd->state));
+ v3_chkpt_load_8(ctx, "MOUSE_STATE", &(kbd->mouse_state));
+ v3_chkpt_load_8(ctx, "OUTPUT", &(kbd->output_byte));
+ v3_chkpt_load_8(ctx, "INPUT", &(kbd->input_byte));
+ v3_chkpt_load_8(ctx, "SCANCODE_SET", &(kbd->scancode_set));
+ v3_chkpt_load_8(ctx, "MOUSE_ENABLED", &(kbd->mouse_enabled));
+
+ return 0;
+}
+
+#endif
+
+
+static struct v3_device_ops dev_ops = {
+ .free = (int (*)(void *))keyboard_free,
+#ifdef V3_CONFIG_CHECKPOINT
+ .save = keyboard_save,
+ .load = keyboard_load
+#endif
};
kbd = (struct keyboard_internal *)V3_Malloc(sizeof(struct keyboard_internal));
+ if (!kbd) {
+ PrintError("Cannot allocate in init\n");
+ return -1;
+ }
+
memset(kbd, 0, sizeof(struct keyboard_internal));
kbd->vm = vm;