m68k/ifpsp060/os.S

3 |M68000 Hi-Performance Microprocessor Division
5 |Production Release P1.00 -- October 10, 1994
7 |M68060 Software Package Copyright © 1993, 1994 Motorola Inc.  All rights reserved.
11 |MOTOROLA DISCLAIMS ALL WARRANTIES WHETHER EXPRESS OR IMPLIED,
32 |	- example "Call-Out"s required by both the ISP and FPSP.
38 | EXAMPLE CALL-OUTS		#
69 | (i.e. all the known length <= 4) are implemented by single moves
78 | INPUTS:
79 |	a0 - supervisor source address
80 |	a1 - user destination address
81 |	d0 - number of bytes to write
82 |	0x4(%a6),bit5 - 1 = supervisor mode, 0 = user mode
84 |	d1 - 0 = success, !0 = failure
93 	dbra		%d0,super_write		| quit if --ctr < 0
100 	dbra		%d0,user_write		| quit if --ctr < 0
109 | INPUTS:
110 |	a0 - user source address
111 |	a1 - supervisor destination address
112 |	d0 - number of bytes to read
113 |	0x4(%a6),bit5 - 1 = supervisor mode, 0 = user mode
115 |	d1 - 0 = success, !0 = failure
126 	dbra		%d0,super_read		| quit if --ctr < 0
133 	dbra		%d0,user_read		| quit if --ctr < 0
142 | INPUTS:
143 |	a0 - user source address
144 |	0x4(%a6),bit5 - 1 = supervisor mode, 0 = user mode
146 |	d0 - data byte in d0
147 |	d1 - 0 = success, !0 = failure
165 | INPUTS:
166 |	a0 - user source address
167 |	0x4(%a6),bit5 - 1 = supervisor mode, 0 = user mode
169 |	d0 - data word in d0
170 |	d1 - 0 = success, !0 = failure
176 | INPUTS:
177 |	a0 - user source address
178 |	0x4(%a6),bit5 - 1 = supervisor mode, 0 = user mode
180 |	d0 - instruction word in d0
181 |	d1 - 0 = success, !0 = failure
201 | INPUTS:
202 |	a0 - user source address
203 |	0x4(%a6),bit5 - 1 = supervisor mode, 0 = user mode
205 |	d0 - data longword in d0
206 |	d1 - 0 = success, !0 = failure
212 | INPUTS:
213 |	a0 - user source address
214 |	0x4(%a6),bit5 - 1 = supervisor mode, 0 = user mode
216 |	d0 - instruction longword in d0
217 |	d1 - 0 = success, !0 = failure
236 | INPUTS:
237 |	a0 - user destination address
238 |	d0 - data byte in d0
239 |	0x4(%a6),bit5 - 1 = supervisor mode, 0 = user mode
241 |	d1 - 0 = success, !0 = failure
258 | INPUTS:
259 |	a0 - user destination address
260 |	d0 - data word in d0
261 |	0x4(%a6),bit5 - 1 = supervisor mode, 0 = user mode
263 |	d1 - 0 = success, !0 = failure
282 | INPUTS:
283 |	a0 - user destination address
284 |	d0 - data longword in d0
285 |	0x4(%a6),bit5 - 1 = supervisor mode, 0 = user mode
287 |	d1 - 0 = success, !0 = failure
308 | Linux/68k: These are basically non-inlined versions of
309 | memcpy_{to,from}fs, but without long-transfer optimization
369 | 8-word access error frame.
384 1:	moveq		#-1,%d1