Lines Matching +full:on +full:- +full:chip +full:- +full:buff +full:- +full:size
9 Author: Roman.Hodek@informatik.uni-erlangen.de (Roman Hodek)
11 Update: jds@kom.auc.dk (Jes Sorensen) and faq@linux-m68k.org (Chris Lawrence)
29 The kernel knows three kinds of options on its command line:
58 ----------
65 on it.
76 /dev/ram: -> 0x0100 (initial ramdisk)
77 /dev/hda: -> 0x0300 (first IDE disk)
78 /dev/hdb: -> 0x0340 (second IDE disk)
79 /dev/sda: -> 0x0800 (first SCSI disk)
80 /dev/sdb: -> 0x0810 (second SCSI disk)
81 /dev/sdc: -> 0x0820 (third SCSI disk)
82 /dev/sdd: -> 0x0830 (forth SCSI disk)
83 /dev/sde: -> 0x0840 (fifth SCSI disk)
84 /dev/fd : -> 0x0200 (floppy disk)
95 floppy drive number (there are no partitions on floppy disks). I.e.,
97 on. Since the number is just added, you can also force the disk format
100 can specify this device for the root FS by writing "root=/dev/fd16" on
103 [Strange and maybe uninteresting stuff ON]
112 partition on e.g. the sixth SCSI disk as the root filesystem, if you
127 SCSI CD-ROM drive, you boot from it by "root=0b00". Here, hex "0b" =
128 decimal 11 is the major of SCSI CD-ROMs, and the minor 0 stands for
135 "root=PARTUUID=00112233-4455-6677-8899-AABBCCDDEEFF". It is also
136 possible to reference another partition on the same device using a
139 00112233-4455-6677-8899-AABBCCDDEEFF then partition 3 may be found as
142 PARTUUID=00112233-4455-6677-8899-AABBCCDDEEFF/PARTNROFF=-2
145 "Documentation/admin-guide/kernel-parameters.rst".
149 -----------
155 filesystem read-only or read-write. The default is read-only, except
156 for ramdisks, which default to read-write.
160 ----------
170 -----------
176 messages can be captured and analyzed on some other machine. Which
177 devices are possible depends on the machine type. There are no checks
187 2.3) and at run time with "dmesg -n 8".
191 - "ser":
192 built-in serial port; parameters: 9600bps, 8N1
193 - "mem":
194 Save the messages to a reserved area in chip mem. After
200 - "ser1":
201 ST-MFP serial port ("Modem1"); parameters: 9600bps, 8N1
202 - "ser2":
204 - "ser" :
207 - "midi":
209 - "par" :
219 ------------------
221 :Syntax: ramdisk_size=<size>
224 size in KBytes. Do not use this option if the ramdisk contents are
225 passed by bootstrap! In this case, the size is selected automatically
228 The only application is for root filesystems on floppy disks, that
230 size of the disk as ramdisk size, and set the root device to the disk
238 2.8) buff=
239 -----------
248 -----------
250 :Syntax: ether=[<irq>[,<base_addr>[,<mem_start>[,<mem_end>]]]],<dev-name>
252 <dev-name> is the name of a net driver, as specified in
256 The non-ethernet drivers (sl, ppp, dummy, lo) obviously ignore the
259 are really Plug-'n-Play, so the "ether=" option is useless altogether
264 --------
277 -------------------
283 "Probe all LUNs on each SCSI device" was selected during the kernel
288 --------
293 the number of 512-byte buffers reserved for tape operations for each
301 --------------
303 :Syntax: dmasound=[<buffers>,<buffer-size>[,<catch-radius>]]
307 to use (minimum 4, default 4), <buffer-size> is the size of each
308 buffer in kilobytes (minimum 4, default 32) and <catch-radius> says
311 AU-Files on the Falcon with its hardware frequency of 8195Hz and thus
320 -----------
322 :Syntax: video=<fbname>:<sub-options...>
326 <sub-options> is a comma-separated list of the sub-options listed
332 might need to update your boot-scripts if upgrading to 2.x from
340 -----------------
342 This sub-option may be any of the predefined video modes, as listed
347 - stlow : 320x200x4
348 - stmid, default5 : 640x200x2
349 - sthigh, default4: 640x400x1
350 - ttlow : 320x480x8, TT only
351 - ttmid, default1 : 640x480x4, TT only
352 - tthigh, default2: 1280x960x1, TT only
353 - vga2 : 640x480x1, Falcon only
354 - vga4 : 640x480x2, Falcon only
355 - vga16, default3 : 640x480x4, Falcon only
356 - vga256 : 640x480x8, Falcon only
357 - falh2 : 896x608x1, Falcon only
358 - falh16 : 896x608x4, Falcon only
360 If no video mode is given on the command line, the kernel tries the
365 activated by a "external:" sub-option.
368 --------------
375 -----------
381 vertical size of the display is less than 400 pixel rows. Otherwise, the
385 ------------------
394 base address must be on a 256 byte boundary there, the latter because
397 By default, <n> is set to the number of visible text lines on the
403 ----------------
421 ----------------
437 The first 3 parameters of this sub-option should be obvious: <xres>,
450 of the next, and so on... This mode is used only with the
451 built-in Atari video modes, I think there is no card that
456 (256 colors) on graphic cards
474 The next parameter, <scrlen>, tells the kernel about the size of the
475 video memory. If it's missing, the size is calculated from <xres>,
509 xres_virtual must be set to 2048. For ET4000, xres_virtual depends on the
510 initialisation of the video-card.
512 therefore we don't support hardware-dependent functions like hardware-scroll,
516 --------------
522 -------------------
527 with a fixed-frequency monitor! For now, only the Falcon frame buffer
539 ------------
542 mode calculations and settings on its own. The only Atari fb device
555 --------------
557 :Syntax: atamouse=<x-threshold>,[<y-threshold>]
573 -------------
584 track buffering (1) or not (0). The default is machine-dependent:
592 -------------
594 :Syntax: atascsi=<can_queue>[,<cmd_per_lun>[,<scat-gat>[,<host-id>[,<tagged>]]]]
599 defaults depend on whether TT-style or Falcon-style SCSI is used.
601 TT-SCSI and the latter to Falcon-SCSI. If an illegal value is given
619 32). Default: 8/1. (Note: Values > 1 seem to cause problems on a
626 no scatter-gather:
628 full scatter-gather:
631 <scat-gat>:
632 Size of the scatter-gather table, i.e. the number of requests
633 consecutive on the disk that can be merged into one SCSI command.
635 value is forced to 0 on a Falcon, since scatter-gather isn't
636 possible with the ST-DMA. Not using scatter-gather hurts
639 <host-id>:
641 usually 7, the highest possible ID. Every ID on the SCSI bus must
642 be unique. Default: determined at run time: If the NV-RAM checksum
643 is valid, and bit 7 in byte 30 of the NV-RAM is set, the lower 3
657 tagged queuing (:-().
660 -------------
668 The <list of switches> is a comma-separated list of the following
687 `ov_midi`, ... These options are meant for switching on an OverScan
689 switch-on is done after video initialization, and somehow synchronized
695 earlier initialization (`ov_`-less) takes precedence. But the
696 switching-off on reset still happens in this case.
702 -----------
704 :Syntax: video=<fbname>:<sub-options...>
713 The <sub-options> is a comma-separated list of the sub-options listed
715 "video"-option (4.1), but knows fewer sub-options.
718 -----------------
721 modes depend on the used frame buffer device.
727 - ntsc : 640x200, 15 kHz, 60 Hz
728 - ntsc-lace : 640x400, 15 kHz, 60 Hz interlaced
731 - pal : 640x256, 15 kHz, 50 Hz
732 - pal-lace : 640x512, 15 kHz, 50 Hz interlaced
735 - multiscan : 640x480, 29 kHz, 57 Hz
736 - multiscan-lace : 640x960, 29 kHz, 57 Hz interlaced
737 - euro36 : 640x200, 15 kHz, 72 Hz
738 - euro36-lace : 640x400, 15 kHz, 72 Hz interlaced
739 - euro72 : 640x400, 29 kHz, 68 Hz
740 - euro72-lace : 640x800, 29 kHz, 68 Hz interlaced
741 - super72 : 800x300, 23 kHz, 70 Hz
742 - super72-lace : 800x600, 23 kHz, 70 Hz interlaced
743 - dblntsc-ff : 640x400, 27 kHz, 57 Hz
744 - dblntsc-lace : 640x800, 27 kHz, 57 Hz interlaced
745 - dblpal-ff : 640x512, 27 kHz, 47 Hz
746 - dblpal-lace : 640x1024, 27 kHz, 47 Hz interlaced
747 - dblntsc : 640x200, 27 kHz, 57 Hz doublescan
748 - dblpal : 640x256, 27 kHz, 47 Hz doublescan
751 - vga : 640x480, 31 kHz, 60 Hz
752 - vga70 : 640x400, 31 kHz, 70 Hz
755 chipset, and that these modes are limited to 2-bit color for the ECS
756 chipset and 8-bit color for the AGA chipset.
759 ------------
761 :Syntax: depth:<nr. of bit-planes>
763 Specify the number of bit-planes for the selected video-mode.
766 --------------
768 Use inverted display (black on white). Functionally the same as the
769 "inverse" sub-option for the Atari.
772 -----------
777 "font" sub-option for the Atari, except that `PEARL8x8` is used instead
778 of `VGA8x8` if the vertical size of the display is less than 400 pixel
782 -------------------
797 ----------------
806 -------------
808 :Syntax: wd33c93=<sub-options...>
813 The <sub-options> is a comma-separated list of the sub-options listed
817 -------------
822 possible SCSI devices. Set a bit to prevent sync negotiation on that
823 device. To maintain backwards compatibility, a command-line such as
829 -------------
834 period. Default is 500; acceptable values are 250 - 1000.
837 -----------------
846 ------------
851 types of debug output to printed - see the DB_xxx defines in
855 ------------
859 x = clock input in MHz for WD33c93 chip. Normal values would be from
860 8 through 20. The default value depends on your hostadapter(s),
862 and for the GVP hostadapters it's either 8 or 14, depending on the
863 hostadapter and the SCSI-clock jumper present on some GVP
867 -----------
870 than one wd33c93-based host adapter in the system.
873 ------------
881 using DMA to chip memory. The default is 0, i.e. to use DMA if
886 -----------
888 :Syntax: gvp11=<addr-mask>
891 address-mask settings correctly which made it necessary for some
909 32 bit address range for DMA. The correct setting depends on your