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I prefer IMAGE_XXX to XXX_IMAGE.
Add IMAGE_PXE to use the new image format framework. "kernel pxelinux.0" now works.
This commit is contained in:
Michael Brown
parent
bd863e4112
commit
f11900a9c6
83
src/arch/i386/image/pxe_image.c
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83
src/arch/i386/image/pxe_image.c
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@ -0,0 +1,83 @@
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/*
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* Copyright (C) 2007 Michael Brown <mbrown@fensystems.co.uk>.
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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
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* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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/**
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* @file
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*
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* PXE image format
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*
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*/
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#include <gpxe/uaccess.h>
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#include <gpxe/image.h>
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#include <gpxe/segment.h>
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#include <pxe_call.h>
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/** PXE load address segment */
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#define PXE_LOAD_SEGMENT 0
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/** PXE load address offset */
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#define PXE_LOAD_OFFSET 0x7c00
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struct image_type pxe_image_type __image_type ( PROBE_PXE );
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/**
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* Execute PXE image
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*
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* @v image PXE image
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* @ret rc Return status code
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*/
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static int pxe_exec ( struct image *image __unused ) {
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return pxe_boot();
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}
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/**
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* Load PXE image into memory
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*
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* @v image PXE file
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* @ret rc Return status code
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*/
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int pxe_load ( struct image *image ) {
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userptr_t buffer = real_to_user ( 0, 0x7c00 );
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size_t filesz = image->len;
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size_t memsz = image->len;
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int rc;
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/* There are no signature checks for PXE; we will accept anything */
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if ( ! image->type )
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image->type = &pxe_image_type;
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/* Verify and prepare segment */
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if ( ( rc = prep_segment ( buffer, filesz, memsz ) != 0 ) ) {
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DBG ( "PXE image could not prepare segment: %s\n",
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strerror ( rc ) );
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return rc;
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}
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/* Copy image to segment */
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memcpy_user ( buffer, 0, image->data, 0, filesz );
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return 0;
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}
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/** PXE image type */
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struct image_type pxe_image_type __image_type ( PROBE_PXE ) = {
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.name = "PXE",
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.load = pxe_load,
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.exec = pxe_exec,
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};
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21
src/config.h
21
src/config.h
@ -98,16 +98,16 @@
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* you want to use.
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*
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*/
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#undef TAGGED_IMAGE /* NBI image support */
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#undef ELF64_IMAGE /* ELF64 image support */
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#undef ELF_IMAGE /* ELF image support */
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#undef COFF_IMAGE /* COFF image support */
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#undef FREEBSD_IMAGE /* FreeBSD kernel image support */
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#define MULTIBOOT_IMAGE /* MultiBoot image support */
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#undef AOUT_IMAGE /* a.out image support */
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#undef WINCE_IMAGE /* WinCE image support */
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#undef PXE_IMAGE /* PXE image support */
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#define SCRIPT_IMAGE /* gPXE script image support */
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#undef IMAGE_NBI /* NBI image support */
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#undef IMAGE_ELF64 /* ELF64 image support */
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#undef IMAGE_ELF /* ELF image support */
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#undef IMAGE_COFF /* COFF image support */
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#undef IMAGE_FREEBSD /* FreeBSD kernel image support */
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#define IMAGE_MULTIBOOT /* MultiBoot image support */
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#undef IMAGE_AOUT /* a.out image support */
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#undef IMAGE_WINCE /* WinCE image support */
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#define IMAGE_PXE /* PXE image support */
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#define IMAGE_SCRIPT /* gPXE script image support */
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/* @END general.h */
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@ -122,6 +122,7 @@
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#define IFMGMT_CMD /* Interface management commands */
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#define ROUTE_CMD /* Routing table management commands */
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#define IMAGE_CMD /* Image management commands */
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#define DHCP_CMD /* DHCP management commands */
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/* @END general.h */
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@ -110,34 +110,34 @@ REQUIRE_OBJECT ( nmb );
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* Drag in all requested image formats
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*
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*/
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#ifdef TAGGED_IMAGE
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#ifdef IMAGE_NBI
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REQUIRE_OBJECT ( nbi );
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#endif
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#ifdef ELF64_IMAGE
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#ifdef IMAGE_ELF64
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REQUIRE_OBJECT ( elf64 );
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#endif
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#ifdef ELF_IMAGE
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#ifdef IMAGE_ELF
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REQUIRE_OBJECT ( elf );
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#endif
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#ifdef COFF_IMAGE
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#ifdef IMAGE_ELF
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REQUIRE_OBJECT ( coff );
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#endif
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#ifdef FREEBSD_IMAGE
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#ifdef IMAGE_FREEBSD
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REQUIRE_OBJECT ( freebsd );
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#endif
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#ifdef MULTIBOOT_IMAGE
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#ifdef IMAGE_MULTIBOOT
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REQUIRE_OBJECT ( multiboot );
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#endif
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#ifdef AOUT_IMAGE
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#ifdef IMAGE_AOUT
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REQUIRE_OBJECT ( aout );
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#endif
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#ifdef WINCE_IMAGE
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#ifdef IMAGE_WINCE
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REQUIRE_OBJECT ( wince );
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#endif
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#ifdef PXE_IMAGE
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REQUIRE_OBJECT ( pxe );
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#ifdef IMAGE_PXE
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REQUIRE_OBJECT ( pxe_image );
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#endif
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#ifdef SCRIPT_IMAGE
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#ifdef IMAGE_SCRIPT
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REQUIRE_OBJECT ( script );
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#endif
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