void ps2_write_keyboard(void *opaque, int val) { PS2KbdState *s = (PS2KbdState *)opaque; trace_ps2_write_keyboard(opaque, val); switch(s->common.write_cmd) { default: case -1: switch(val) { case 0x00: ps2_queue(&s->common, KBD_REPLY_ACK); break; case 0x05: ps2_queue(&s->common, KBD_REPLY_RESEND); break; case KBD_CMD_GET_ID: ps2_queue(&s->common, KBD_REPLY_ACK); /* We emulate a MF2 AT keyboard here */ ps2_queue(&s->common, KBD_REPLY_ID); if (s->translate) ps2_queue(&s->common, 0x41); else ps2_queue(&s->common, 0x83); break; case KBD_CMD_ECHO: ps2_queue(&s->common, KBD_CMD_ECHO); break; case KBD_CMD_ENABLE: s->scan_enabled = 1; ps2_queue(&s->common, KBD_REPLY_ACK); break; case KBD_CMD_SCANCODE: case KBD_CMD_SET_LEDS: case KBD_CMD_SET_RATE: s->common.write_cmd = val; ps2_queue(&s->common, KBD_REPLY_ACK); break; case KBD_CMD_RESET_DISABLE: ps2_reset_keyboard(s); s->scan_enabled = 0; ps2_queue(&s->common, KBD_REPLY_ACK); break; case KBD_CMD_RESET_ENABLE: ps2_reset_keyboard(s); s->scan_enabled = 1; ps2_queue(&s->common, KBD_REPLY_ACK); break; case KBD_CMD_RESET: ps2_reset_keyboard(s); ps2_queue(&s->common, KBD_REPLY_ACK); ps2_queue(&s->common, KBD_REPLY_POR); break; default: ps2_queue(&s->common, KBD_REPLY_ACK); break; } break; case KBD_CMD_SCANCODE: if (val == 0) { if (s->scancode_set == 1) ps2_put_keycode(s, 0x43); else if (s->scancode_set == 2) ps2_put_keycode(s, 0x41); else if (s->scancode_set == 3) ps2_put_keycode(s, 0x3f); } else { if (val >= 1 && val <= 3) s->scancode_set = val; ps2_queue(&s->common, KBD_REPLY_ACK); } s->common.write_cmd = -1; break; case KBD_CMD_SET_LEDS: ps2_set_ledstate(s, val); ps2_queue(&s->common, KBD_REPLY_ACK); s->common.write_cmd = -1; break; case KBD_CMD_SET_RATE: ps2_queue(&s->common, KBD_REPLY_ACK); s->common.write_cmd = -1; break; } }
void ps2_write_keyboard(void *opaque, int val) { PS2KbdState *s = (PS2KbdState *)opaque; switch(s->common.write_cmd) { default: case -1: switch(val) { case 0x00: ps2_queue(&s->common, KBD_REPLY_ACK); break; case 0x05: ps2_queue(&s->common, KBD_REPLY_RESEND); break; case KBD_CMD_GET_ID: ps2_queue(&s->common, KBD_REPLY_ACK); ps2_queue(&s->common, 0xab); ps2_queue(&s->common, 0x83); break; case KBD_CMD_ECHO: ps2_queue(&s->common, KBD_CMD_ECHO); break; case KBD_CMD_ENABLE: s->scan_enabled = 1; ps2_queue(&s->common, KBD_REPLY_ACK); break; case KBD_CMD_SET_LEDS: case KBD_CMD_SET_RATE: s->common.write_cmd = val; ps2_queue(&s->common, KBD_REPLY_ACK); break; case KBD_CMD_RESET_DISABLE: ps2_reset_keyboard(s); s->scan_enabled = 0; ps2_queue(&s->common, KBD_REPLY_ACK); break; case KBD_CMD_RESET_ENABLE: ps2_reset_keyboard(s); s->scan_enabled = 1; ps2_queue(&s->common, KBD_REPLY_ACK); break; case KBD_CMD_RESET: ps2_reset_keyboard(s); ps2_queue(&s->common, KBD_REPLY_ACK); ps2_queue(&s->common, KBD_REPLY_POR); break; default: ps2_queue(&s->common, KBD_REPLY_ACK); break; } break; case KBD_CMD_SET_LEDS: ps2_queue(&s->common, KBD_REPLY_ACK); s->common.write_cmd = -1; break; case KBD_CMD_SET_RATE: ps2_queue(&s->common, KBD_REPLY_ACK); s->common.write_cmd = -1; break; } }