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474 Commits

Author SHA1 Message Date
mark
7045f47891 The kstack pte fields no longer exist so remove them. 1996-03-13 21:22:32 +00:00
mark
caf9dd3edc Removed external declaration of kstack. No longer relevant now kstack 
double mapping has been removed.
No longer need to fixup the trap frame address to take double mapping
into consideration.
 1996-03-13 21:21:00 +00:00
mark
043ef25c23 Remove cpu_set_init_frame macro. This is no longer needed now 
cpu_set_kpc() has been implemented.
 1996-03-13 21:18:06 +00:00
mark
f9f45be67c Removed all the double mapping code from cpu_fork(). 
Arrange for the child process to return to user land via child_return()
on leaving cpuswitch().
Added function cpu_set_kpc().
 1996-03-13 21:16:15 +00:00
mark
8fbba52c87 Removed option __FORK_BRAINDAMAGE at last. 1996-03-13 21:10:43 +00:00
mark
ffa6eab259 Removed the kstack pte fields. These are no longer needed as the kernel 
stack is no longer double mapped.
 1996-03-13 21:08:36 +00:00
mark
f96ae702d7 Added switchframe structure to describe the stack frame pushed on the 
stack at the beginning of cpuswitch().
 1996-03-13 21:06:34 +00:00
mark
c353f32f10 _mcount() can now be declared inline. 1996-03-13 21:04:55 +00:00
mark
fb4eacf0a5 Removed comments describing debugging code that has long since gone. 
Added new comments for parts of the undefined vector entry point.
 1996-03-13 21:00:26 +00:00
mark
1e97524220 SCSI scanner device added to the list of SCSI devices configured. 1996-03-13 20:57:45 +00:00
mark
f6c46bc20c Added hooks for the SCSI scanner device driver. 1996-03-13 20:55:21 +00:00
mark
d389b21913 Added boot time override for the memory test during probing. This 
memory test apparently causes hangups on some etherH interfaces.
Until this can be debugged with an offending interface the memory
test can be bypassed.
 1996-03-13 20:52:35 +00:00
mark
c117a7f133 Only call the debugger if DDB is defined. 1996-03-13 20:28:50 +00:00
mark
852758c603 Include <sys/device.h> for rd_match_hook(). 1996-03-09 17:26:01 +00:00
mark
fe9da42a4a Removed include of <setjmp.h> 
db_recover is now declared as label_t * instead of jmpbuf *
 1996-03-09 17:22:12 +00:00
mark
a1ceaeba99 Disable interrupts when switching to UND32 mode to get the 
UND32 mode stack pointer during a context save.
 1996-03-09 17:15:46 +00:00
mark
30bb966970 Cleaned up the boot() function. Removed some of the garbage, 
rewritten parts and made sure it uses cngetc().
Don't try and syn the discs or unmount filesystems if boot() gets
called while still cold.
 1996-03-08 21:37:01 +00:00
mark
657b336f18 Restructured management of L1 page tables. Added support for 
detaching an L1 page table from a process that is swapped out.
 1996-03-08 21:21:47 +00:00
mark
713cab03b9 Updated comments, removed a lot of dead code and other old debugging 
functions.
 1996-03-08 21:08:39 +00:00
mark
700050b193 Added support for freeing level 1 page tables when cpu_swapout() is 
called.
Added support for reallocating level 1 page tables when cpu_swapin() is
called.
 1996-03-08 20:58:40 +00:00
mark
a3aaf2a2c0 Removed old (and commented out) diagnostic code from 
undefinedinstruction() that verified the function was not
called in UND32 mode. We now always expect undefinedinstruction()
to be called in UND32 mode.
 1996-03-08 20:54:25 +00:00
mark
7c5f0f1407 Removed declarations of external variables no used in the file. 1996-03-08 20:49:47 +00:00
mark
e03778a035 Updated irq names, replaced reserved irq 1 with irq softclock. 1996-03-08 20:44:13 +00:00
mark
c5e6adffe0 Removed dead wood from swi and undefined vector entry point code. 1996-03-08 20:37:59 +00:00
mark
d2a9bb0b96 Config files updated to specify interrupt numbers for wd, fd, com and 
lpt drivers.
 1996-03-08 20:35:28 +00:00
mark
ea1eb0f702 Added calls to spl_setmasks(). 
Remove the irq_setmasks() routine. This was coded in assembly months ago
and this C version is now out of date.
Added code for delivering IRQ_SOFTCLOCK.
 1996-03-08 20:35:08 +00:00
mark
2a40f64a5d Fixed the formatting of the debug output. 1996-03-08 20:14:48 +00:00
mark
95b04c378b Updated for new spl macros. 
Added missing #ifdef DIAGNOSTIC round the checks in setrunqueue().
Remove dead commented out code fragments.
Removed checksumming of kernel stack during context switches.
 1996-03-08 20:03:12 +00:00
mark
7a9dc6a41a Inclusion of machine/psl.h is no longer dependant on _LOCORE being not 
defined.
 1996-03-08 19:08:28 +00:00
mark
5254468ebb setjmp() and longjmp() now use a buffer whose size is that of label_t 
rather than one that was 44 bytes bigger. No wonder DDB was not working
properly.
 1996-03-08 19:03:11 +00:00
mark
33405882d3 The microtime() function now works fine all the time. 
Removed some old commented out code.
 1996-03-08 18:57:41 +00:00
mark
868a5d45f6 Updated diagnostic code regarding the changes in the splxxx() functions 
and determining the current spl level.
 1996-03-08 18:54:55 +00:00
mark
85d00ef7b5 Added a couple of miscellaneous spl functions e.g. dumping spl 
masks.
 1996-03-08 18:41:52 +00:00
mark
2d5be5faa9 Commit of the new assembly spl functions splx(), raisespl() and 
lowerspl() to go with the new spl macros in psl.h
 1996-03-08 18:03:15 +00:00
mark
90a4655005 Added files for the generic sbic driver. (sbic.c) 
Added files for the asc driver (asc.c)
Added assembly file for spl functions (spl.S)
Added machine dependant debugger commands file. (db_machdep.c)
 1996-03-08 18:02:23 +00:00
mark
409de3efcc spl.c is no longer needed. Most of its functions have been replaced 
with macros in psl.h. The spl functions splx() raisespl() and lowerspl()
are now coded in assembly.
 1996-03-08 17:50:46 +00:00
mark
9deb24c84d Corrected spelling mistakes in comments. 1996-03-08 17:11:13 +00:00
mark
57fbb17f0e Replaced the splxxx() functions prototypes with macros. 
Added prototypes for two new functions raisespl() and lowerspl().
Added definititions of the various spl levels.
 1996-03-08 16:35:17 +00:00
mark
50b27325dd Removed all the early (and now redundant) keyboard polling and interrupt 
buffer. The new polling function for cngetc() works a lot better and
is stable.
 1996-03-08 16:28:54 +00:00
mark
7b3a5bb292 Fixed prototype declaration of shell(). 1996-03-08 16:25:07 +00:00
mark
1014c385d8 Added NetBSD tag. 1996-03-08 16:24:51 +00:00
mark
00af8622e0 Added NetBSD tag. Reformatted source kernel in line with the style 
guide.
 1996-03-08 16:22:38 +00:00
mark
095bb565ba Files for the new Acorn SCSI driver that uses the generic SBIC driver 
code. This is a much better version that does not trash your HD.
 1996-03-07 23:54:28 +00:00
mark
3506c48c2a opps forgot to remove this as well. Part of the old and BUGGED Acorn 
SCSI driver.
 1996-03-07 23:50:33 +00:00
mark
169a40e0cf These files represent the old and BUGGED Acorn SCSI driver. 
They are replaced with a new Acorn SCSI driver based on the SBIC
generic SCSI code.
 1996-03-07 23:45:24 +00:00
leo
6da2ce259c Allow for a machine dependent match function - rd_match_hook() 1996-03-07 10:25:28 +00:00
mark
385c194369 Added #ifndef guards round the timeout macros so values can be 
overridden in the config file.
 1996-03-06 23:56:59 +00:00
mark
34e0ef97c0 Code reformatted to make it a bit more readable and brings it inline 
with a lot of the style guide.
 1996-03-06 23:53:13 +00:00
mark
ed2051c4d9 Use cngetc() instead of WaitforKey(). 1996-03-06 23:52:15 +00:00
mark
27284def2a Removed a lot of redundant routines used during debugging. 
Eventually this file can go completely when DDB is completely
working.
 1996-03-06 23:50:14 +00:00
mark
8429ee71c5 Initial commit of generic sbic (WD3393) SCSI driver code based on the 
amiga sbic driver.
 1996-03-06 23:44:09 +00:00
mark
619d2dcd72 Removed redundant code related to managing a history buffer 
in the readstring() routine.
 1996-03-06 23:44:07 +00:00
mark
a66ed3abac Initial commit of generic sbic (WD3393) SCSI driver code based on the 
amiga sbic driver.
 1996-03-06 23:44:06 +00:00
mark
a629b79a66 Fixed reporting of errors when claiming podule interrupts. 1996-03-06 23:33:14 +00:00
mark
b702c67c74 Pickup IRQ number from configuration file via mainbus_attach_args 
instead being fixed in a header file.
 1996-03-06 23:30:58 +00:00
mark
e766702f7e Fixed IOMD identification during device probing. 1996-03-06 23:26:20 +00:00
mark
bdb7e8955c Reformatted code to suit style guide. 
Fixed IOMD identification during driver probing.
 1996-03-06 23:24:52 +00:00
mark
7f57d7bda6 Commented out macros for IRQ bits that are now set in the config file. 
Added definition of the IRQ_SOFTCLOCK bit.
 1996-03-06 23:22:56 +00:00
mark
a88b7466b9 Added structures to describe RISCiX partition tables. 1996-03-06 23:17:51 +00:00
mark
4da86891fc Add support for software single stepping. 
Define SOFTWARE_SSTEP for the ddb code.
 1996-03-06 23:16:54 +00:00
mark
daf2144c3a Removed redundant boot parameters relating to swap sizes. 1996-03-06 23:11:36 +00:00
mark
49cf80b1b2 Initial commit of machine dependant debugger functions. 1996-03-06 23:08:36 +00:00
mark
bcfc2f794a Fixed the typedef of label_t to be 11 words as required by setjmp and 
longjmp in locore.S
 1996-03-06 23:04:04 +00:00
mark
f380bafdee Added to code fixup the pc on entry to the debugger. 
Added funtions for software single stepping.
 1996-03-06 23:01:49 +00:00
mark
e6e9c2985e Added stack frame structure for debugger tracebacks. 1996-03-06 22:53:50 +00:00
mark
32e37aa2c9 Code now actually performs a stack traceback. 1996-03-06 22:49:51 +00:00
mark
9e18e78df6 Fixed multiple miscellaneous bugs. Fixed the case of some instruction 
operands. Added support for dissassembly of more of the instruction set.
 1996-03-06 22:46:37 +00:00
mark
aeec9c8ac1 Added code to locate the NetBSD disklabel on disks with RISCiX partition 
tables.
 1996-03-06 22:43:11 +00:00
cgd
18ec26aa21 add _MACHINE and _MACHINE_ARCH, which are like MACHINE and MACHINE_ARCH, 
execpt without quotes.  meant to be __CONCAT()ted for easy #includes
of machine-dependent headers for MI code (e.g. for the MI ISA/EISA/PCI/TC
bus code).
 1996-03-04 05:04:10 +00:00
cgd
1c5d7babe5 Clean up tabbing/spacing in defns of MACHINE, MACHINE_ARCH, and MID_MACHINE. 1996-03-01 23:30:08 +00:00
cgd
3d67685d36 Do not build vnode_if.[ch] for each kernel. Build them once, like the 
various syscall sources/headers, and just compile them.  From PR 2142, OK'd
by mycroft.
 1996-02-29 20:54:58 +00:00
mycroft
2ce52ae489 Define build programs with ?=', so they can be overridden with makeoptions'. 1996-02-26 02:53:20 +00:00
mark
c1b23518d2 ARM FPE is now secure i.e. user processes cannot use FP instructions 
to access kernel memory.
 1996-02-23 22:20:43 +00:00
mark
a01675725c Added #ifdef FPE guard. 1996-02-23 18:50:56 +00:00
mark
905de8df55 Remove prototype for strcmp() as this is in libkern.h 1996-02-22 23:31:51 +00:00
mark
c3833aaabe Opps, what was a delay() prototype doing here. 1996-02-22 23:25:10 +00:00
mark
88be357d42 Fixed declaration of a debugging variable. 1996-02-22 23:03:44 +00:00
mark
7b9c8753a7 Added #ifdef guards round the FPE initialisation calls. 1996-02-22 22:56:16 +00:00
mark
66198928f8 Fixed several function declarations. 1996-02-22 22:51:14 +00:00
mark
2c74bc8511 Removed some dead code and fixed several function declarations. 1996-02-22 22:48:05 +00:00
mark
f266edf8b8 Default to running an FPA at full speed. Updated delay() to take an 
unsigned int.
 1996-02-22 22:44:58 +00:00
mark
9a3e71626d Fixed a little bug that zeroed the first couple of words of the symbol 
table when the bss is zeroed.
 1996-02-22 22:41:31 +00:00
mark
80684b67bc Fixed registration of the symbol table. 1996-02-22 22:38:48 +00:00
mark
6a3087958a Add #ifdef _LOCORE round delay() prototype and move DELAY macro 
to param.h as well.
 1996-02-22 22:21:55 +00:00
mark
9777b1173f Thought I had already removed this ... Junk file that got checked in 
due to finger trouble.
 1996-02-22 17:46:24 +00:00
mark
bfad88d38d Added prototype declaration of delay(). 1996-02-16 23:29:45 +00:00
mark
f741f471f6 Added new routine for polling the keyboard. 1996-02-15 23:24:44 +00:00
mark
7e883ebf5b Fixed kernel panic when the debugger called cngetc(). 1996-02-15 22:54:45 +00:00
mark
23d71d4d59 Fixed undefined instruction handler chaining. The FPE will now correctly 
pass on an undefined instruction if it was not an FP instruction.
 1996-02-15 22:45:21 +00:00
mark
ab9201ff05 Replacement for armfpe.c. This is much nicer. 1996-02-15 22:44:31 +00:00
mark
1f4ced2016 armfpe.c was messy. Removing it in and replacing its function with 
armfpe.s
 1996-02-15 22:42:17 +00:00
mark
b5acab13ca Added files for machine specific debugger code 
armfpe.c replaced with armfpe.s
 1996-02-15 22:40:08 +00:00
mark
6f2a81d3e1 Initial commit of the machine dependant in-kernel debugger code. 1996-02-15 22:37:13 +00:00
mark
63b7c56cb6 Added setjmp and longjmp routines for the debugger. 1996-02-15 22:15:21 +00:00
mark
b5a6e0bbf9 Added initialisation hooks for DDB. 1996-02-15 22:07:11 +00:00
mark
443bbc1025 Fixed disassembly of LDR & STR instructions, shifts by a register are 
not allowed and count as undefined instructions.
 1996-02-15 22:05:20 +00:00
mark
f69e31fcc1 Initial commit of the machine specific header for the in-kernel 
debugger.
 1996-02-15 21:54:30 +00:00
mark
f134e05316 Fixed performance problems caused by the ring buffer becoming flodded when 
multiple packets were being received due to not flushing newly received
packets from the ring buffer between receiving an interupt and pulling
in the packets.
 1996-02-15 21:48:59 +00:00
mark
5ef42fccf7 Removed debug printing from lpt interrupt routine. 1996-02-15 21:33:52 +00:00
mark
6de3d0fb2e Replaced missing $ on one of the mkdep lines. 1996-02-13 23:29:14 +00:00
christos
3306495d82 delete pmap_page_index declaration; now in <vm/pmap.h> 1996-02-12 21:25:18 +00:00
mycroft
753fe3a25a Fix mkdep problems due to missing flags. 1996-02-09 02:21:13 +00:00
mark
b92a2f676a patch from rob black to fix support for 1bpp Xservers. 1996-02-07 19:11:02 +00:00
mark
a725f894c6 Added -fno-builtin flag for braindead version of gcc currently used by 
the arm32 port.
 1996-02-05 23:49:49 +00:00
mark
6b36adcad6 Define TRAPFRAMESIZE to be the size of a trapframe in bytes. 1996-02-05 23:24:50 +00:00
mark
a70b546c49 Added extra comments to help explain what the code is doing. 1996-02-05 22:43:53 +00:00
mark
66e7b4b999 ramdisk boot loading code now condition on RAMDISK_HOOKS being defined. 1996-02-05 21:43:40 +00:00
mark
25aa4f48b1 Updated to used NHYDRABUS to determine if hydrabus device should be 
supported.
 1996-02-05 21:25:33 +00:00
mark
82a8316c02 cpus can now be attached to hydrabus as well as mainbus. 1996-02-05 21:01:34 +00:00
mark
ceae6db272 The data abort handler now fixes the base register in co-processor 
data transfer instructions that use writeback. i.e. LDC/STC instructions.
Hardware LDF/STF instructions are now correctly handled.
 1996-02-05 17:31:33 +00:00
mark
4909105de6 Updated development history 1996-02-05 17:21:31 +00:00
mark
94fa0b2f1b post instruction emulation callback now expects a trapframe structure 
to be passed as well as the fp frame.
FPE<->kernel glue code now builds a trapframe structure for passing in
and out of the post instruction emulation callback.
Signal delivery during FP emulation now works correctly.
 1996-02-05 16:51:52 +00:00
mark
20c26bade4 Removed redundant debugging text. Minor code tidy ups. 1996-02-05 16:49:01 +00:00
mark
bd04466b08 Configuration files updated to support latest options and devices 1996-02-05 16:34:51 +00:00
mycroft
5bc076e17e Use `-traditional-cpp' when building .s and .S files. 1996-02-03 00:43:50 +00:00
mark
b32ae66ae6 Ramdisk device now defaults to a size of zero if RAMDISK_SIZE is 
undefined.
 1996-02-02 20:23:00 +00:00
mycroft
dcd66e9f4d Clone these, and fix many bugs. 1996-02-02 20:08:17 +00:00
mycroft
9db20bf150 Don't define _KERNEL here. 1996-02-02 19:42:08 +00:00
mycroft
9d9a70a5a2 Fix #includes. 1996-02-02 18:05:36 +00:00
mycroft
fc9d84fb46 assym.s -> assym.h 
(Some ports did this already.)
 1996-02-02 02:34:09 +00:00
mark
6b8930c21c Fixed the panic in the terminal code caused by a mode change ioctl on 
the vidcvideo device.
 1996-02-01 23:50:20 +00:00
mycroft
88e512b693 LOCORE -> _LOCORE 1996-02-01 22:28:24 +00:00
mark
0705e7dfd1 Initial commit of the NetBSD/arm32 port. 1996-01-31 23:24:54 +00:00
mark
386ad2ff0f Initial commit of the NetBSD/arm32 port. 1996-01-31 23:14:53 +00:00