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authorYang Zhang <yang.z.zhang@intel.com>2015-08-28 09:58:54 +0800
committerYang Zhang <yang.z.zhang@intel.com>2015-09-01 12:44:00 +0800
commite44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch)
tree66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/openbios/arch/ppc/briq/init.c
parent9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff)
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5 Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/openbios/arch/ppc/briq/init.c')
-rw-r--r--qemu/roms/openbios/arch/ppc/briq/init.c130
1 files changed, 130 insertions, 0 deletions
diff --git a/qemu/roms/openbios/arch/ppc/briq/init.c b/qemu/roms/openbios/arch/ppc/briq/init.c
new file mode 100644
index 000000000..b32e97aa2
--- /dev/null
+++ b/qemu/roms/openbios/arch/ppc/briq/init.c
@@ -0,0 +1,130 @@
+/*
+ * Creation Date: <2004/08/28 18:38:22 greg>
+ * Time-stamp: <2004/08/28 18:38:22 greg>
+ *
+ * <init.c>
+ *
+ * Initialization for briq
+ *
+ * Copyright (C) 2004 Greg Watson
+ *
+ * based on mol/init.c:
+ *
+ * Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004 Samuel & David Rydh
+ * (samuel@ibrium.se, dary@lindesign.se)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation
+ *
+ */
+
+#include "config.h"
+#include "libopenbios/openbios.h"
+#include "libopenbios/bindings.h"
+#include "arch/common/nvram.h"
+#include "briq/briq.h"
+#include "libopenbios/ofmem.h"
+#include "openbios-version.h"
+
+extern void unexpected_excep( int vector );
+extern void setup_timers( void );
+
+#if 0
+int
+get_bool_res( const char *res )
+{
+ char buf[8], *p;
+
+ p = BootHGetStrRes( res, buf, sizeof(buf) );
+ if( !p )
+ return -1;
+ if( !strcasecmp(p,"true") || !strcasecmp(p,"yes") || !strcasecmp(p,"1") )
+ return 1;
+ return 0;
+}
+#endif
+
+void
+unexpected_excep( int vector )
+{
+ printk("briQ panic: Unexpected exception %x\n", vector );
+ for( ;; )
+ ;
+}
+
+unsigned long isa_io_base;
+
+void
+entry( void )
+{
+ isa_io_base = 0x80000000;
+
+ printk("\n");
+ printk("=============================================================\n");
+ printk(PROGRAM_NAME " " OPENBIOS_VERSION_STR " [%s]\n",
+ OPENBIOS_BUILD_DATE);
+
+ ofmem_init();
+ initialize_forth();
+ /* won't return */
+
+ printk("of_startup returned!\n");
+ for( ;; )
+ ;
+}
+
+static void
+setenv( char *env, char *value )
+{
+ push_str( value );
+ push_str( env );
+ fword("$setenv");
+}
+
+void
+arch_of_init( void )
+{
+#if CONFIG_RTAS
+ phandle_t ph;
+#endif
+ int autoboot;
+
+ devtree_init();
+ node_methods_init();
+ modules_init();
+ setup_timers();
+#ifdef CONFIG_DRIVER_PCI
+ ob_pci_init();
+#endif
+
+#if CONFIG_RTAS
+ if( !(ph=find_dev("/rtas")) )
+ printk("Warning: No /rtas node\n");
+ else {
+ unsigned long size = 0x1000;
+ while( size < (unsigned long)of_rtas_end - (unsigned long)of_rtas_start )
+ size *= 2;
+ set_property( ph, "rtas-size", (char*)&size, sizeof(size) );
+ }
+#endif
+
+#if 0
+ /* tweak boot settings */
+ autoboot = !!get_bool_res("autoboot");
+#endif
+ autoboot = 0;
+ if( !autoboot )
+ printk("Autobooting disabled - dropping into OpenFirmware\n");
+ setenv("auto-boot?", autoboot ? "true" : "false" );
+ setenv("boot-command", "briqboot");
+
+#if 0
+ if( get_bool_res("tty-interface") == 1 )
+#endif
+ fword("activate-tty-interface");
+
+ /* hack */
+ device_end();
+ bind_func("briqboot", boot );
+}