seoul: make input available via bios

Enables us to interact with GRUB bootloader during early boot.

Issue #1702

repos/ports/ports/seoul.hash

@@ -1 +1 @@
-06deb9c426754ba1ba028e056bcd33a1b47d2d0b
+ac479be8608aa7923053f4f12f05de533209b848

repos/ports/ports/seoul.port

@@ -3,8 +3,8 @@ VERSION   := git
 DOWNLOADS := seoul.git
 
 URL(seoul) := https://github.com/alex-ab/seoul.git
-# branch genode_15_08 - containing smp and vbios patches
-REV(seoul) := 5522d06563fa09a532e0e69e845866bd21605fa2
+# branch genode_15_08
+REV(seoul) := 2861f495ddcbf714c8b7944ce1c39985a164348c
 DIR(seoul) := src/app/seoul
 
 #

repos/ports/run/seoul.inc

@@ -76,7 +76,7 @@ if {!$use_multiboot} {
 }
 
 	puts $vm_cfg_fd {
-		<vbios_keyboard/>
+		<vbios_keyboard host_keyboard="0x10000"/>
 		<vbios_mem/>
 		<vbios_time/>
 		<vbios_reset/>}

repos/ports/src/app/seoul/console.cc

@@ -336,6 +336,8 @@ void Vancouver_console::entry()
 		}
 
 		for (int i = 0, num_ev = input.flush(); i < num_ev; i++) {
+			if (!fb_active) fb_active = true;
+
 			Input::Event *ev = &ev_buf[i];
 
 			/* update mouse model (PS2) */

repos/ports/src/app/seoul/device_model_registry.cc

@@ -88,7 +88,7 @@ MODEL_INFO(drive, "sigma0drive", "controller", "port")
 MODEL_INFO(vbios_multiboot, "modaddr", "lowmem")
 
 MODEL_INFO_NO_ARG(vbios_disk)
-MODEL_INFO_NO_ARG(vbios_keyboard)
+MODEL_INFO(vbios_keyboard, "host_keyboard")
 MODEL_INFO_NO_ARG(vbios_mem)
 MODEL_INFO_NO_ARG(vbios_time)
 MODEL_INFO_NO_ARG(vbios_reset)