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[cmdline] Add "poweroff" command

Modified-by: Michael Brown <mcb30@ipxe.org>
Signed-off-by: Marin Hannache <git@mareo.fr>
Signed-off-by: Michael Brown <mcb30@ipxe.org>
tags/v1.20.1
Marin Hannache 11 years ago
parent
commit
c0af8c0433

+ 108
- 0
src/arch/i386/interface/pcbios/apm.c View File

1
+/*
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+ * Copyright (C) 2013 Marin Hannache <ipxe@mareo.fr>.
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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 as
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+ * published by the Free Software Foundation; either version 2 of the
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+ * License, or any later version.
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+ *
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+ * This program is distributed in the hope that it will be useful, but
10
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
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+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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+ * General Public License for more details.
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+ *
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+ * You should have received a copy of the GNU General Public License
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+ * along with this program; if not, write to the Free Software
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+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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+ * 02110-1301, USA.
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+ */
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+
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+FILE_LICENCE ( GPL2_OR_LATER );
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+
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+/**
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+ * @file
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+ *
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+ * Advanced Power Management
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+ *
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+ */
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+
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+#include <errno.h>
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+#include <realmode.h>
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+#include <ipxe/reboot.h>
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+
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+/**
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+ * Power off the computer using APM
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+ *
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+ * @ret rc		Return status code
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+ */
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+static int apm_poweroff ( void ) {
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+	uint16_t apm_version;
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+	uint16_t apm_signature;
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+	uint16_t apm_flags;
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+	uint16_t carry;
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+
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+	/* APM check */
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+	__asm__ __volatile__ ( REAL_CODE ( "int $0x15\n\t"
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+	                                   "adc %%edx,0\n\t" )
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+	                       : "=a" ( apm_version ), "=b" ( apm_signature ),
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+                                 "=c" ( apm_flags ), "=d" ( carry )
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+	                       : "a" ( 0x5300 ), "b" ( 0x0000 ),
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+				 "d" ( 0x0000 ) );
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+	if ( carry ) {
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+		DBG ( "APM not present\n" );
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+		return -ENOTSUP;
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+	}
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+	if ( apm_signature != 0x504d ) { /* signature 'PM' */
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+		DBG ( "APM not present\n" );
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+		return -ENOTSUP;
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+	}
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+	if ( apm_version < 0x0101 ) { /* Need version 1.1+ */
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+		DBG ( "APM 1.1+ not supported\n" );
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+		return -ENOTSUP;
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+	}
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+	if ( ( apm_flags & 0x8 ) == 0x8 ) {
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+		DBG ( "APM power management disabled\n" );
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+		return -EPERM;
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+	}
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+	DBG2 ( "APM check completed\n" );
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+
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+	/* APM initialisation */
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+	__asm__ __volatile__ ( REAL_CODE ( "int $0x15\n\t"
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+	                                   "adc %%edx,0\n\t" )
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+	                       : "=d" ( carry )
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+	                       : "a" ( 0x5301 ), "b" ( 0x0000 ),
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+	                         "d" ( 0x0000 ) );
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+	if ( carry ) {
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+		DBG ( "APM initialisation failed\n" );
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+		return -EIO;
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+	}
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+	DBG2 ( "APM initialisation completed\n" );
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+
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+	/* Set APM driver version */
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+	__asm__ __volatile__ ( REAL_CODE ( "int $0x15\n\t"
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+	                                   "adc %%edx,0\n\t" )
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+	                       : "=d" ( carry )
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+	                       : "a" ( 0x530e ), "b" ( 0x0000 ),
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+	                         "c" ( 0x0101 ), "d" ( 0x0000 ) );
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+	if ( carry ) {
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+		DBG ( "APM setting driver version failed\n" );
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+		return -EIO;
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+	}
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+	DBG2 ( "APM driver version set\n" );
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+
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+	/* Setting power state to off */
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+	__asm__ __volatile__ ( REAL_CODE ( "int $0x15\n\t"
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+	                                   "adc %%edx,0\n\t" )
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+	                       : "=d" ( carry )
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+	                       : "a" ( 0x5307 ), "b" ( 0x0001 ),
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+	                         "c" ( 0x0003 ), "d" ( 0x0000) );
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+	if ( carry ) {
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+		DBG ( "APM setting power state failed\n" );
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+		return -ENOTTY;
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+	}
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+
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+	/* Should never happen */
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+	return -ECANCELED;
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+}
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+
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+PROVIDE_REBOOT ( pcbios, poweroff, apm_poweroff );

+ 1
- 0
src/arch/x86/include/bits/errfile.h View File

19
 #define ERRFILE_vmware		( ERRFILE_ARCH | ERRFILE_CORE | 0x00080000 )
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 #define ERRFILE_vmware		( ERRFILE_ARCH | ERRFILE_CORE | 0x00080000 )
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 #define ERRFILE_guestrpc	( ERRFILE_ARCH | ERRFILE_CORE | 0x00090000 )
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 #define ERRFILE_guestrpc	( ERRFILE_ARCH | ERRFILE_CORE | 0x00090000 )
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 #define ERRFILE_guestinfo	( ERRFILE_ARCH | ERRFILE_CORE | 0x000a0000 )
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 #define ERRFILE_guestinfo	( ERRFILE_ARCH | ERRFILE_CORE | 0x000a0000 )
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+#define ERRFILE_apm		( ERRFILE_ARCH | ERRFILE_CORE | 0x000b0000 )
22
 
23
 
23
 #define ERRFILE_bootsector     ( ERRFILE_ARCH | ERRFILE_IMAGE | 0x00000000 )
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 #define ERRFILE_bootsector     ( ERRFILE_ARCH | ERRFILE_IMAGE | 0x00000000 )
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 #define ERRFILE_bzimage	       ( ERRFILE_ARCH | ERRFILE_IMAGE | 0x00010000 )
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 #define ERRFILE_bzimage	       ( ERRFILE_ARCH | ERRFILE_IMAGE | 0x00010000 )

+ 3
- 0
src/config/config.c View File

242
 #ifdef VLAN_CMD
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 #ifdef VLAN_CMD
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 REQUIRE_OBJECT ( vlan_cmd );
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 REQUIRE_OBJECT ( vlan_cmd );
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 #endif
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 #endif
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+#ifdef POWEROFF_CMD
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+REQUIRE_OBJECT ( poweroff_cmd );
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+#endif
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 #ifdef REBOOT_CMD
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 #ifdef REBOOT_CMD
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 REQUIRE_OBJECT ( reboot_cmd );
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 REQUIRE_OBJECT ( reboot_cmd );
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 #endif
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 #endif

+ 1
- 0
src/config/general.h View File

126
 //#define VLAN_CMD		/* VLAN commands */
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 //#define VLAN_CMD		/* VLAN commands */
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 //#define PXE_CMD		/* PXE commands */
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 //#define PXE_CMD		/* PXE commands */
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 //#define REBOOT_CMD		/* Reboot command */
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 //#define REBOOT_CMD		/* Reboot command */
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+//#define POWEROFF_CMD		/* Power off command */
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 //#define IMAGE_TRUST_CMD	/* Image trust management commands */
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 //#define IMAGE_TRUST_CMD	/* Image trust management commands */
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131
 
131
 /*
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 /*

+ 12
- 0
src/core/null_reboot.c View File

27
  */
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  */
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28
 
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 #include <stdio.h>
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 #include <stdio.h>
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+#include <errno.h>
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 #include <ipxe/reboot.h>
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 #include <ipxe/reboot.h>
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32
 
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 /**
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 /**
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 	while ( 1 ) {}
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 	while ( 1 ) {}
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 }
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 }
42
 
43
 
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+/**
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+ * Power off system
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+ *
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+ * @ret rc		Return status code
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+ */
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+static int null_poweroff ( void ) {
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+
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+	return -ENOTSUP;
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+}
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+
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 PROVIDE_REBOOT ( null, reboot, null_reboot );
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 PROVIDE_REBOOT ( null, reboot, null_reboot );
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+PROVIDE_REBOOT ( null, poweroff, null_poweroff );

+ 72
- 0
src/hci/commands/poweroff_cmd.c View File

1
+/*
2
+ * Copyright (C) 2013 Marin Hannache <ipxe@mareo.fr>.
3
+ *
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+ * This program is free software; you can redistribute it and/or
5
+ * modify it under the terms of the GNU General Public License as
6
+ * published by the Free Software Foundation; either version 2 of the
7
+ * License, or any later version.
8
+ *
9
+ * This program is distributed in the hope that it will be useful, but
10
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
11
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12
+ * General Public License for more details.
13
+ *
14
+ * You should have received a copy of the GNU General Public License
15
+ * along with this program; if not, write to the Free Software
16
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
17
+ * 02110-1301, USA.
18
+ */
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+
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+#include <stdio.h>
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+#include <string.h>
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+#include <getopt.h>
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+#include <ipxe/command.h>
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+#include <ipxe/parseopt.h>
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+#include <ipxe/reboot.h>
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+
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+FILE_LICENCE ( GPL2_OR_LATER );
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+
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+/** @file
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+ *
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+ * Power off command
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+ *
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+ */
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+
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+/** "poweroff" options */
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+struct poweroff_options {};
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+
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+/** "poweroff" option list */
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+static struct option_descriptor poweroff_opts[] = {};
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+
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+/** "poweroff" command descriptor */
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+static struct command_descriptor poweroff_cmd =
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+	COMMAND_DESC ( struct poweroff_options, poweroff_opts, 0, 0, "" );
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+
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+/**
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+ * The "poweroff" command
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+ *
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+ * @v argc		Argument count
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+ * @v argv		Argument list
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+ * @ret rc		Return status code
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+ */
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+static int poweroff_exec ( int argc, char **argv ) {
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+	struct poweroff_options opts;
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+	int rc;
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+
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+	/* Parse options */
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+	if ( ( rc = parse_options ( argc, argv, &poweroff_cmd, &opts ) ) != 0 )
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+		return rc;
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+
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+	/* Power off system */
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+	rc = poweroff();
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+	if ( rc != 0 )
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+		printf ( "Could not power off: %s\n", strerror ( rc ) );
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+
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+	return rc;
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+}
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+
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+/** "poweroff" command */
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+struct command poweroff_command __command = {
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+	.name = "poweroff",
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+	.exec = poweroff_exec,
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+};

+ 2
- 0
src/include/ipxe/errfile.h View File

63
 #define ERRFILE_test		       ( ERRFILE_CORE | 0x00170000 )
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 #define ERRFILE_test		       ( ERRFILE_CORE | 0x00170000 )
64
 #define ERRFILE_xferbuf		       ( ERRFILE_CORE | 0x00180000 )
64
 #define ERRFILE_xferbuf		       ( ERRFILE_CORE | 0x00180000 )
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 #define ERRFILE_pending		       ( ERRFILE_CORE | 0x00190000 )
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 #define ERRFILE_pending		       ( ERRFILE_CORE | 0x00190000 )
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+#define ERRFILE_null_reboot	       ( ERRFILE_CORE | 0x001a0000 )
66
 
67
 
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 #define ERRFILE_eisa		     ( ERRFILE_DRIVER | 0x00000000 )
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 #define ERRFILE_eisa		     ( ERRFILE_DRIVER | 0x00000000 )
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 #define ERRFILE_isa		     ( ERRFILE_DRIVER | 0x00010000 )
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 #define ERRFILE_isa		     ( ERRFILE_DRIVER | 0x00010000 )
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 #define ERRFILE_efi_umalloc	      ( ERRFILE_OTHER | 0x003b0000 )
278
 #define ERRFILE_efi_umalloc	      ( ERRFILE_OTHER | 0x003b0000 )
278
 #define ERRFILE_linux_pci	      ( ERRFILE_OTHER | 0x003c0000 )
279
 #define ERRFILE_linux_pci	      ( ERRFILE_OTHER | 0x003c0000 )
279
 #define ERRFILE_pci_settings	      ( ERRFILE_OTHER | 0x003d0000 )
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 #define ERRFILE_pci_settings	      ( ERRFILE_OTHER | 0x003d0000 )
281
+#define ERRFILE_efi_reboot	      ( ERRFILE_OTHER | 0x003e0000 )
280
 
282
 
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 /** @} */
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 /** @} */
282
 
284
 

+ 10
- 0
src/include/ipxe/reboot.h View File

55
  */
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  */
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 void reboot ( int warm );
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 void reboot ( int warm );
57
 
57
 
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+/**
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+ * Power off system
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+ *
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+ * @ret rc		Return status code
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+ *
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+ * This function may fail, since not all systems support being powered
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+ * off by software.
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+ */
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+int poweroff ( void );
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+
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 #endif /* _IPXE_REBOOT_H */
68
 #endif /* _IPXE_REBOOT_H */

+ 17
- 0
src/interface/efi/efi_reboot.c View File

26
  *
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  *
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  */
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  */
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28
 
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+#include <errno.h>
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 #include <ipxe/efi/efi.h>
30
 #include <ipxe/efi/efi.h>
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 #include <ipxe/reboot.h>
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 #include <ipxe/reboot.h>
31
 
32
 
41
 	rs->ResetSystem ( ( warm ? EfiResetWarm : EfiResetCold ), 0, 0, NULL );
42
 	rs->ResetSystem ( ( warm ? EfiResetWarm : EfiResetCold ), 0, 0, NULL );
42
 }
43
 }
43
 
44
 
45
+/**
46
+ * Power off system
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+ *
48
+ * @ret rc		Return status code
49
+ */
50
+static int efi_poweroff ( void ) {
51
+	EFI_RUNTIME_SERVICES *rs = efi_systab->RuntimeServices;
52
+
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+	/* Use runtime services to power off system */
54
+	rs->ResetSystem ( EfiResetShutdown, 0, 0, NULL );
55
+
56
+	/* Should never happen */
57
+	return -ECANCELED;
58
+}
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+
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 PROVIDE_REBOOT ( efi, reboot, efi_reboot );
60
 PROVIDE_REBOOT ( efi, reboot, efi_reboot );
61
+PROVIDE_REBOOT ( efi, poweroff, efi_poweroff );

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