Merge branch 'master' of https://git.ipxe.org/ipxe

Conflicts:
	src/config/general.h

src/Makefile

@@ -68,7 +68,9 @@ SRCDIRS		+= drivers/net/igb
 SRCDIRS		+= drivers/net/igbvf
 SRCDIRS		+= drivers/net/phantom
 SRCDIRS		+= drivers/net/rtl818x
-SRCDIRS		+= drivers/net/ath5k
+SRCDIRS		+= drivers/net/ath
+SRCDIRS		+= drivers/net/ath/ath5k
+SRCDIRS		+= drivers/net/ath/ath9k
 SRCDIRS		+= drivers/net/vxge
 SRCDIRS		+= drivers/net/efi
 SRCDIRS		+= drivers/block

src/arch/i386/drivers/net/undinet.c

@@ -539,6 +539,7 @@ int undinet_probe ( struct undi_device *undi ) {
 				     &undi_info, sizeof ( undi_info ) ) ) != 0 )
 		goto err_undi_get_information;
 	memcpy ( netdev->hw_addr, undi_info.PermNodeAddress, ETH_ALEN );
+	memcpy ( netdev->ll_addr, undi_info.CurrentNodeAddress, ETH_ALEN );
 	undinic->irq = undi_info.IntNumber;
 	if ( undinic->irq > IRQ_MAX ) {
 		DBGC ( undinic, "UNDINIC %p has invalid IRQ %d\n",

src/arch/i386/drivers/net/undionly.c

@@ -20,9 +20,11 @@ FILE_LICENCE ( GPL2_OR_LATER );
 
 #include <stdint.h>
 #include <stdlib.h>
+#include <stdio.h>
 #include <string.h>
 #include <ipxe/device.h>
 #include <ipxe/init.h>
+#include <ipxe/pci.h>
 #include <undi.h>
 #include <undinet.h>
 #include <undipreload.h>
@@ -62,15 +64,21 @@ static int undibus_probe ( struct root_device *rootdev ) {
 	}
 
 	/* Add to device hierarchy */
-	strncpy ( undi->dev.name, "UNDI",
-		  ( sizeof ( undi->dev.name ) - 1 ) );
+	undi->dev.driver_name = "undionly";
 	if ( undi->pci_busdevfn != UNDI_NO_PCI_BUSDEVFN ) {
 		undi->dev.desc.bus_type = BUS_TYPE_PCI;
 		undi->dev.desc.location = undi->pci_busdevfn;
 		undi->dev.desc.vendor = undi->pci_vendor;
 		undi->dev.desc.device = undi->pci_device;
+		snprintf ( undi->dev.name, sizeof ( undi->dev.name ),
+			   "UNDI-PCI%02x:%02x.%x",
+			   PCI_BUS ( undi->pci_busdevfn ),
+			   PCI_SLOT ( undi->pci_busdevfn ),
+			   PCI_FUNC ( undi->pci_busdevfn ) );
 	} else if ( undi->isapnp_csn != UNDI_NO_ISAPNP_CSN ) {
 		undi->dev.desc.bus_type = BUS_TYPE_ISAPNP;
+		snprintf ( undi->dev.name, sizeof ( undi->dev.name ),
+			   "UNDI-ISAPNP" );
 	}
 	undi->dev.parent = &rootdev->dev;
 	list_add ( &undi->dev.siblings, &rootdev->dev.children);

src/arch/i386/interface/syslinux/comboot_call.c

@@ -185,7 +185,7 @@ static int comboot_fetch_kernel ( char *kernel_file, char *cmdline ) {
 
 		/* Fetch initrd */
 		if ( ( rc = imgdownload_string ( initrd_file, NULL, NULL,
-						 register_and_put_image ))!=0){
+						 NULL ) ) != 0 ) {
 			DBG ( "COMBOOT: could not fetch initrd: %s\n",
 			      strerror ( rc ) );
 			return rc;
@@ -200,7 +200,7 @@ static int comboot_fetch_kernel ( char *kernel_file, char *cmdline ) {
 
 	/* Allocate and fetch kernel */
 	if ( ( rc = imgdownload_string ( kernel_file, NULL, cmdline,
-					 register_and_replace_image ) ) != 0 ) {
+					 image_replace ) ) != 0 ) {
 		DBG ( "COMBOOT: could not fetch kernel: %s\n",
 		      strerror ( rc ) );
 		return rc;

src/arch/i386/transitions/liba20.S

@@ -96,8 +96,11 @@ test_a20_long:
 	.section ".text16.early", "awx", @progbits
 	.code16
 enable_a20_bios:
-	/* Preserve registers */
-	pushw	%ax
+
+	/* Preserve registers.  Be very paranoid, since some BIOSes
+	 * are reported to clobber %ebx
+	 */
+	pushal
 
 	/* Attempt INT 15,2401 */
 	movw	$0x2401, %ax
@@ -108,7 +111,7 @@ enable_a20_bios:
 	call	test_a20_short
 
 99:	/* Restore registers and return */
-	popw	%ax
+	popal
 	ret
 	.size	enable_a20_bios, . - enable_a20_bios
 

src/arch/i386/transitions/librm.S

@@ -97,36 +97,36 @@ init_librm:
 	pushl	%eax
 	pushl	%ebx
 
-	/* Store _virt_offset and set up virtual_cs and virtual_ds segments */
+	/* Store virt_offset and set up virtual_cs and virtual_ds segments */
 	movl	%edi, %eax
 	movw	$virtual_cs, %bx
 	call	set_seg_base
 	movw	$virtual_ds, %bx
 	call	set_seg_base	
-	movl	%edi, _virt_offset
+	movl	%edi, rm_virt_offset
 
 	/* Negate virt_offset */
 	negl	%edi
 
-	/* Store rm_cs and _text16, set up real_cs segment */
+	/* Store rm_cs and text16, set up real_cs segment */
 	xorl	%eax, %eax
 	movw	%cs, %ax
 	movw	%ax, rm_cs
 	shll	$4, %eax
 	movw	$real_cs, %bx
 	call	set_seg_base
 	addr32 leal	(%eax, %edi), %ebx
-	movl	%ebx, _text16
+	movl	%ebx, rm_text16
 
-	/* Store rm_ds and _data16, set up real_ds segment */
+	/* Store rm_ds and data16, set up real_ds segment */
 	xorl	%eax, %eax
 	movw	%ds, %ax
 	movw	%ax, %cs:rm_ds
 	shll	$4, %eax
 	movw	$real_ds, %bx
 	call	set_seg_base
 	addr32 leal	(%eax, %edi), %ebx
-	movl	%ebx, _data16
+	movl	%ebx, rm_data16
 
 	/* Set GDT and IDT base */
 	movl	%eax, gdt_base
@@ -182,12 +182,12 @@ real_to_prot:
 	movw	%cs:rm_ds, %ax
 	movw	%ax, %ds
 
-	/* Add _virt_offset, _text16 and _data16 to stack to be
+	/* Add virt_offset, text16 and data16 to stack to be
 	 * copied, and also copy the return address.
 	 */
-	pushl	_virt_offset
-	pushl	_text16
-	pushl	_data16
+	pushl	rm_virt_offset
+	pushl	rm_text16
+	pushl	rm_data16
 	addw	$16, %cx /* %ecx must be less than 64kB anyway */
 
 	/* Real-mode %ss:%sp => %ebp:%edx and virtual address => %esi */
@@ -197,7 +197,7 @@ real_to_prot:
 	movl	%ebp, %eax
 	shll	$4, %eax
 	addr32 leal (%eax,%edx), %esi
-	subl	_virt_offset, %esi
+	subl	rm_virt_offset, %esi
 
 	/* Switch to protected mode */
 	cli
@@ -557,9 +557,9 @@ pm_esp:	.long _estack
  */
 	/* Internal copies, created by init_librm (which runs in real mode) */
 	.section ".data16", "aw", @progbits
-_virt_offset:	.long 0
-_text16:	.long 0
-_data16:	.long 0
+rm_virt_offset:	.long 0
+rm_text16:	.long 0
+rm_data16:	.long 0
 
 	/* Externally-visible copies, created by real_to_prot */
 	.section ".data", "aw", @progbits

src/config/defaults/pcbios.h

@@ -34,4 +34,6 @@ FILE_LICENCE ( GPL2_OR_LATER );
 #define	SANBOOT_PROTO_IB_SRP	/* Infiniband SCSI RDMA protocol */
 #define	SANBOOT_PROTO_FCP	/* Fibre Channel protocol */
 
+#define	REBOOT_CMD		/* Reboot command */
+
 #endif /* CONFIG_DEFAULTS_PCBIOS_H */

src/core/assert.c

@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2011 Michael Brown <mbrown@fensystems.co.uk>.
+ *
+ * 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; either version 2 of the
+ * License, or any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+FILE_LICENCE ( GPL2_OR_LATER );
+
+/** @file
+ *
+ * Assertions
+ *
+ */
+
+#include <assert.h>
+
+/** Number of assertion failures triggered */
+unsigned int assertion_failures = 0;

src/core/exec.c

@@ -31,6 +31,10 @@ FILE_LICENCE ( GPL2_OR_LATER );
 #include <ipxe/command.h>
 #include <ipxe/parseopt.h>
 #include <ipxe/settings.h>
+#include <ipxe/console.h>
+#include <ipxe/keys.h>
+#include <ipxe/process.h>
+#include <ipxe/nap.h>
 #include <ipxe/shell.h>
 
 /** @file
@@ -527,3 +531,54 @@ struct command iseq_command __command = {
 	.name = "iseq",
 	.exec = iseq_exec,
 };
+
+/** "sleep" options */
+struct sleep_options {};
+
+/** "sleep" option list */
+static struct option_descriptor sleep_opts[] = {};
+
+/** "sleep" command descriptor */
+static struct command_descriptor sleep_cmd =
+	COMMAND_DESC ( struct sleep_options, sleep_opts, 1, 1, "<seconds>" );
+
+/**
+ * "sleep" command
+ *
+ * @v argc		Argument count
+ * @v argv		Argument list
+ * @ret rc		Return status code
+ */
+static int sleep_exec ( int argc, char **argv ) {
+	struct sleep_options opts;
+	unsigned int seconds;
+	unsigned long start;
+	unsigned long delay;
+	int rc;
+
+	/* Parse options */
+	if ( ( rc = parse_options ( argc, argv, &sleep_cmd, &opts ) ) != 0 )
+		return rc;
+
+	/* Parse number of seconds */
+	if ( ( rc = parse_integer ( argv[optind], &seconds ) ) != 0 )
+		return rc;
+
+	/* Delay for specified number of seconds */
+	start = currticks();
+	delay = ( seconds * TICKS_PER_SEC );
+	while ( ( currticks() - start ) <= delay ) {
+		step();
+		if ( iskey() && ( getchar() == CTRL_C ) )
+			return -ECANCELED;
+		cpu_nap();
+	}
+
+	return 0;
+}
+
+/** "sleep" command */
+struct command sleep_command __command = {
+	.name = "sleep",
+	.exec = sleep_exec,
+};

src/core/getopt.c

@@ -239,6 +239,11 @@ int getopt_long ( int argc, char * const argv[], const char *optstring,
 
 	/* Check for long options */
 	if ( *(opttext++) == '-' ) {
+		/* "--" indicates end of options */
+		if ( *opttext == '\0' ) {
+			optind++;
+			return -1;
+		}
 		for ( longopt = longopts ; longopt->name ; longopt++ ) {
 			if ( ! match_long_option ( argc, argv, opttext,
 						   longopt, &option ) )

src/core/image.c

@@ -224,8 +224,8 @@ int image_exec ( struct image *image ) {
 	/* Sanity check */
 	assert ( image->flags & IMAGE_REGISTERED );
 
-	/* Check that this image can be executed */
-	if ( ( rc = image_probe ( image ) ) != 0 )
+	/* Check that this image can be selected for execution */
+	if ( ( rc = image_select ( image ) ) != 0 )
 		return rc;
 
 	/* Switch current working directory to be that of the image itself */
@@ -302,6 +302,10 @@ int image_replace ( struct image *replacement ) {
 		return rc;
 	}
 
+	/* Check that the replacement image can be executed */
+	if ( ( rc = image_probe ( replacement ) ) != 0 )
+		return rc;
+
 	/* Clear any existing replacement */
 	image_put ( image->replacement );