From fbbbc75200008e2b603e5b7df8cd2e1a5d17483b Mon Sep 17 00:00:00 2001
From: Michal Idziorek <m.i@gmx.at>
Date: Sun, 24 May 2015 03:32:14 +0200
Subject: syscalls and terminal functionality for GAMING mode

---
 kernel/kernel.c   |  1 +
 kernel/kernel.h   |  2 ++
 kernel/syscalls.c | 39 +++++++++++++++++++++++++++++++++++++++
 kernel/syscalls.h |  2 ++
 4 files changed, 44 insertions(+)

(limited to 'kernel')

diff --git a/kernel/kernel.c b/kernel/kernel.c
index 6937031..d54baf6 100644
--- a/kernel/kernel.c
+++ b/kernel/kernel.c
@@ -75,6 +75,7 @@ static void init_stdio()
     input.put_char=stdin_put_char;
 
     tty1=terminal_init(&screen,&input);
+    get_fool()->tty=&tty1;
 
     get_fool()->std_out.data=&tty1;
     get_fool()->std_out.put=terminal_put;
diff --git a/kernel/kernel.h b/kernel/kernel.h
index 2929a28..757c3bf 100644
--- a/kernel/kernel.h
+++ b/kernel/kernel.h
@@ -4,12 +4,14 @@
 #define KERNEL_VERSION "FoolOs 0.2.1"
 
 #include "fifo.h"
+#include "terminal/terminal.h"
 
 typedef struct fool_os_struct
 {
 
     fifo std_in;
     fifo std_out;
+    terminal_tty* tty;
 
 }fool_os;
 
diff --git a/kernel/syscalls.c b/kernel/syscalls.c
index f5169e7..c935ecd 100644
--- a/kernel/syscalls.c
+++ b/kernel/syscalls.c
@@ -87,6 +87,45 @@ int syscall_readdir(const char *name,fs_dirent *dirs,int max)
     return fs_readdir(name,dirs,max);
 }
 
+// for non blocking io?
+int syscall_has_data_waiting(int file)
+{
+
+    #ifdef LOG_SYSCALLS
+    log(FOOLOS_MODULE_NAME,FOOLOS_LOG_INFO,"has data waiting?");
+    #endif
+
+    return fifo_has(&get_fool()->std_in);
+}
+
+int syscall_tune(int v1,int v2, int v3)
+{
+
+
+    #ifdef LOG_SYSCALLS
+    log(FOOLOS_MODULE_NAME,FOOLOS_LOG_INFO,"tuning request");
+    #endif
+
+
+    if(v1==0) // regular tty mode
+    {
+	get_fool()->tty->set_buff=true;
+	get_fool()->tty->set_echo=true;
+    }
+    if(v1==1) // gaming tty mode
+    {
+	get_fool()->tty->set_buff=false;
+	get_fool()->tty->set_echo=false;
+    }
+
+
+    return 0;
+}
+
+
+
+
+
 int copy_args(char **in, char **out)
 {
     log(FOOLOS_MODULE_NAME,FOOLOS_LOG_INFO,"copy_args(0x%08x, 0x%08X)",in,out);
diff --git a/kernel/syscalls.h b/kernel/syscalls.h
index ff7c2e5..5c7a772 100644
--- a/kernel/syscalls.h
+++ b/kernel/syscalls.h
@@ -6,6 +6,8 @@
 
 //fool-os syscalls
 #define SYSCALL_READDIR 63
+#define SYSCALL_HAS_DATA 80
+#define SYSCALL_TUNE 81
 
 //syscalls required by newlib
 #define SYSCALL_EXIT 60
-- 
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