mirror of
https://gitlab.com/qemu-project/openbios.git
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c619e7c4a1
Signed-off-by: Laurent Vivier <Laurent@lvivier.info> Acked-by: Stefan Reinauer <stepan@coresystems.de> git-svn-id: svn://coreboot.org/openbios/openbios-devel@254 f158a5a8-5612-0410-a976-696ce0be7e32
117 lines
2.3 KiB
C
117 lines
2.3 KiB
C
/*
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* Creation Date: <1999/11/16 00:49:26 samuel>
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* Time-stamp: <2004/04/12 16:26:50 samuel>
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*
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* <init.c>
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*
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* Initialization
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*
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* Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004 Samuel & David Rydh
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# (samuel@ibrium.se, dary@lindesign.se)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation
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*
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*/
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#include "openbios/config.h"
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#include "openbios/bindings.h"
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#include "openbios/nvram.h"
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#include "mol/mol.h"
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#include "ofmem.h"
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#include "mol/prom.h"
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#include "openbios-version.h"
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#include "osi_calls.h"
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#include "boothelper_sh.h"
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extern void unexpected_excep( int vector );
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int
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get_bool_res( const char *res )
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{
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char buf[8], *p;
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p = BootHGetStrRes( res, buf, sizeof(buf) );
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if( !p )
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return -1;
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if( !strcasecmp(p,"true") || !strcasecmp(p,"yes") || !strcasecmp(p,"1") )
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return 1;
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return 0;
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}
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void
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unexpected_excep( int vector )
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{
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printk("MOL panic: Unexpected exception %x\n", vector );
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for( ;; )
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;
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}
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uint32_t isa_io_base;
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void
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entry( void )
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{
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isa_io_base = 0x80000000;
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printk("\n");
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printk("=============================================================\n");
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printk("OpenBIOS %s [%s]\n", OPENBIOS_RELEASE, OPENBIOS_BUILD_DATE );
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ofmem_init();
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initialize_forth();
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/* won't return */
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printk("of_startup returned!\n");
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for( ;; )
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;
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}
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static void
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setenv( char *env, char *value )
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{
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push_str( value );
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push_str( env );
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fword("$setenv");
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}
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void
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arch_of_init( void )
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{
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mol_phandle_t ph;
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int autoboot;
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devtree_init();
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node_methods_init();
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nvram_init();
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modules_init();
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pseudodisk_init();
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osiblk_init();
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osiscsi_init();
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init_video();
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if( (ph=prom_find_device("/rtas")) == -1 )
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printk("Warning: No /rtas node\n");
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else {
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ulong size = 0x1000;
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while( size < (ulong)of_rtas_end - (ulong)of_rtas_start )
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size *= 2;
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prom_set_prop( ph, "rtas-size", (char*)&size, sizeof(size) );
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}
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/* tweak boot settings */
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autoboot = !!get_bool_res("autoboot");
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if( !autoboot )
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printk("Autobooting disabled - dropping into OpenFirmware\n");
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setenv("auto-boot?", autoboot ? "true" : "false" );
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setenv("boot-command", "molboot");
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if( get_bool_res("tty-interface") == 1 )
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fword("activate-tty-interface");
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/* hack */
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device_end();
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bind_func("molboot", boot );
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}
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