diff options
Diffstat (limited to 'emulators')
| -rw-r--r-- | emulators/bochs/files/patch-ad | 61 |
1 files changed, 53 insertions, 8 deletions
diff --git a/emulators/bochs/files/patch-ad b/emulators/bochs/files/patch-ad index 2f299ea8059f..81643e29352d 100644 --- a/emulators/bochs/files/patch-ad +++ b/emulators/bochs/files/patch-ad @@ -1,5 +1,5 @@ --- iodev/cdrom.cc.orig Thu Nov 11 21:44:52 1999 -+++ iodev/cdrom.cc Fri Jan 14 00:59:58 2000 ++++ iodev/cdrom.cc Sun Jan 16 10:47:05 2000 @@ -34,7 +34,7 @@ } #endif @@ -27,12 +27,57 @@ { struct ioc_toc_header h; struct ioc_read_toc_entry t; -@@ -353,7 +353,7 @@ - fprintf(stderr, "#cdrom: capacity: %u\n", nr_sects); - return(nr_sects); +@@ -366,6 +366,53 @@ + + fprintf(stderr, "#cdrom: capacity: %u\n", lp.d_secperunit); + return(lp.d_secperunit); ++ } ++#elif defined(__FreeBSD__) ++ { ++ // Read the TOC to get the data size, since disklabel doesn't appear ++ // to work, sadly. ++ // Keith Jones, 16 January 2000 ++ ++#define MAX_TRACKS 100 ++ ++ int i, num_tracks, num_sectors; ++ struct ioc_toc_header td; ++ struct ioc_read_toc_entry rte; ++ struct cd_toc_entry toc_buffer[MAX_TRACKS + 1]; ++ ++ if (fd < 0) ++ bx_panic("cdrom: capacity: file not open.\n"); ++ ++ if (ioctl(fd, CDIOREADTOCHEADER, &td) < 0) ++ bx_panic("cdrom: ioctl(CDIOREADTOCHEADER) failed\n"); ++ ++ num_tracks = (td.ending_track - td.starting_track) + 1; ++ if (num_tracks > MAX_TRACKS) ++ bx_panic("cdrom: TOC is too large\n"); ++ ++ rte.address_format = CD_LBA_FORMAT; ++ rte.starting_track = td.starting_track; ++ rte.data_len = (num_tracks + 1) * sizeof(struct cd_toc_entry); ++ rte.data = toc_buffer; ++ if (ioctl(fd, CDIOREADTOCENTRYS, &rte) < 0) ++ bx_panic("cdrom: ioctl(CDIOREADTOCENTRYS) failed\n"); ++ ++ num_sectors = -1; ++ for (i = 0; i < num_tracks; i++) { ++ if (rte.data[i].control & 4) { /* data track */ ++ num_sectors = ntohl(rte.data[i + 1].addr.lba) ++ - ntohl(rte.data[i].addr.lba); ++ fprintf(stderr, "cdrom: Data track %d, length %d\n", ++ rte.data[i].track, num_sectors); ++ break; ++ } ++ } ++ ++ if (num_sectors < 0) ++ bx_panic("cdrom: no data track found\n"); ++ ++ return(num_sectors); ++ } --#elif defined(__OpenBSD__) -+#elif (defined(__OpenBSD__) || defined(__FreeBSD__)) + #elif defined WIN32 { - // We just read the disklabel, imagine that... - struct disklabel lp; |