bioscd.c (226746) | bioscd.c (226748) |
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1/*- 2 * Copyright (c) 1998 Michael Smith <msmith@freebsd.org> 3 * Copyright (c) 2001 John H. Baldwin <jhb@FreeBSD.org> 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: --- 12 unchanged lines hidden (view full) --- 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 1998 Michael Smith <msmith@freebsd.org> 3 * Copyright (c) 2001 John H. Baldwin <jhb@FreeBSD.org> 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: --- 12 unchanged lines hidden (view full) --- 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28#include <sys/cdefs.h> |
29__FBSDID("$FreeBSD: head/sys/boot/i386/libi386/bioscd.c 226746 2011-10-25 19:45:12Z jhb $"); | 29__FBSDID("$FreeBSD: head/sys/boot/i386/libi386/bioscd.c 226748 2011-10-25 19:54:06Z jhb $"); |
30 31/* 32 * BIOS CD device handling for CD's that have been booted off of via no 33 * emulation booting as defined in the El Torito standard. 34 * 35 * Ideas and algorithms from: 36 * 37 * - FreeBSD libi386/biosdisk.c --- 282 unchanged lines hidden (view full) --- 320 if (retry > 0) { 321 v86.ctl = V86_FLAGS; 322 v86.addr = 0x13; 323 v86.eax = 0; 324 v86.edx = biosdev; 325 v86int(); 326 } 327 | 30 31/* 32 * BIOS CD device handling for CD's that have been booted off of via no 33 * emulation booting as defined in the El Torito standard. 34 * 35 * Ideas and algorithms from: 36 * 37 * - FreeBSD libi386/biosdisk.c --- 282 unchanged lines hidden (view full) --- 320 if (retry > 0) { 321 v86.ctl = V86_FLAGS; 322 v86.addr = 0x13; 323 v86.eax = 0; 324 v86.edx = biosdev; 325 v86int(); 326 } 327 |
328 packet.len = 0x10; | 328 packet.len = sizeof(struct edd_packet); |
329 packet.count = x; | 329 packet.count = x; |
330 packet.offset = VTOPOFF(xp); | 330 packet.off = VTOPOFF(xp); |
331 packet.seg = VTOPSEG(xp); 332 packet.lba = dblk; 333 v86.ctl = V86_FLAGS; 334 v86.addr = 0x13; 335 v86.eax = 0x4200; 336 v86.edx = biosdev; 337 v86.ds = VTOPSEG(&packet); 338 v86.esi = VTOPOFF(&packet); --- 56 unchanged lines hidden --- | 331 packet.seg = VTOPSEG(xp); 332 packet.lba = dblk; 333 v86.ctl = V86_FLAGS; 334 v86.addr = 0x13; 335 v86.eax = 0x4200; 336 v86.edx = biosdev; 337 v86.ds = VTOPSEG(&packet); 338 v86.esi = VTOPOFF(&packet); --- 56 unchanged lines hidden --- |