xref: /inferno-os/lib/acid/power (revision 46439007cf417cbd9ac8049bb4122c890097a0fa)
1// Power PC support
2
3defn acidinit()			// Called after all the init modules are loaded
4{
5        bpl = {};
6        bpid = -1;
7        bpfmt = 'X';
8        nopstop = 0;
9	bplist = {};
10
11	srcpath = {
12		"./",
13		"/sys/src/libc/port/",
14		"/sys/src/libc/9sys/",
15		"/sys/src/libc/power/"
16	};
17
18	srcfiles = {};		// list of loaded files
19	srctext = {};		// the text of the files
20}
21
22// defn stk()			// trace
23// {
24// 	_stk(*PC, *SP, linkreg(0), 0);
25// }
26
27// defn lstk()			// trace with locals
28// {
29// 	_stk(*PC, *SP, linkreg(0), 1);
30// }
31
32defn ustk(ur)
33{
34	complex Ureg ur;
35	_stk(ur.pc, ur.sp, 0, 0);
36}
37
38defn lustk(ur)
39{
40	complex Ureg ur;
41	_stk(ur.pc, ur.sp, 0, 1);
42}
43
44defn stk()
45{
46	ustk(0);
47}
48
49defn lstk()
50{
51	lustk(0);
52}
53
54defn kstk()
55{
56	local lab;
57	complex Proc proc;
58	lab = proc.sched;
59	complex Label lab;
60	_stk(lab.pc\X, lab.sp\X, 0, 0);
61}
62
63defn lkstk()
64{
65	local lab;
66	complex Proc proc;
67	lab = proc.sched;
68	complex Label lab;
69	_stk(lab.pc\X, lab.sp\X, 0, 1);
70}
71
72defn gpr()			// print general purpose registers
73{
74	print("SP\t", *SP, " R2\t", *R2, " R3\t", *R3, "\n");
75	print("R4\t", *R4, " R5\t", *R5, " R6\t", *R6, "\n");
76	print("R7\t", *R7, " R8\t", *R8, " R9\t", *R9, "\n");
77	print("R10\t", *R10, " R11\t", *R11, " R12\t", *R12, "\n");
78	print("R13\t", *R13, " R14\t", *R14, " R15\t", *R15, "\n");
79	print("R16\t", *R16, " R17\t", *R17, " R18\t", *R18, "\n");
80	print("R19\t", *R19, " R20\t", *R20, " R21\t", *R21, "\n");
81	print("R22\t", *R22, " R23\t", *R23, " R24\t", *R24, "\n");
82	print("R25\t", *R25, " R26\t", *R26, " R27\t", *R27, "\n");
83	print("R28\t", *R28, " R29\t", *R29, " R30\t", *R30, "\n");
84	print("R31\t", *R31, "\n");
85}
86
87defn Fpr()
88{
89	fpr();
90}
91
92defn fpr()
93{
94	print("F0\t",  *fmt(F0, 'G'),  "\tF1\t",  *fmt(F1, 'G'), "\n");
95	print("F2\t",  *fmt(F2, 'G'),  "\tF3\t",  *fmt(F3, 'G'), "\n");
96	print("F4\t",  *fmt(F4, 'G'),  "\tF5\t",  *fmt(F5, 'G'), "\n");
97	print("F6\t",  *fmt(F6, 'G'),  "\tF7\t",  *fmt(F7, 'G'), "\n");
98	print("F8\t",  *fmt(F8, 'G'),  "\tF9\t",  *fmt(F9, 'G'), "\n");
99	print("F10\t", *fmt(F10, 'G'), "\tF11\t", *fmt(F11, 'G'), "\n");
100	print("F12\t", *fmt(F12, 'G'), "\tF13\t", *fmt(F13, 'G'), "\n");
101	print("F14\t", *fmt(F14, 'G'), "\tF15\t", *fmt(F15, 'G'), "\n");
102	print("F16\t", *fmt(F16, 'G'), "\tF17\t", *fmt(F17, 'G'), "\n");
103	print("F18\t", *fmt(F18, 'G'), "\tF19\t", *fmt(F19, 'G'), "\n");
104	print("F20\t", *fmt(F20, 'G'), "\tF21\t", *fmt(F21, 'G'), "\n");
105	print("F22\t", *fmt(F22, 'G'), "\tF23\t", *fmt(F23, 'G'), "\n");
106	print("F24\t", *fmt(F24, 'G'), "\tF25\t", *fmt(F25, 'G'), "\n");
107	print("F26\t", *fmt(F26, 'G'), "\tF27\t", *fmt(F27, 'G'), "\n");
108	print("F28\t", *fmt(F28, 'G'), "\tF29\t", *fmt(F29, 'G'), "\n");
109	print("F30\t", *fmt(F30, 'G'), "\tF31\t", *fmt(F31, 'G'), "\n");
110}
111
112defn spr()				// print special processor registers
113{
114	local pc, link, cause;
115
116	pc = *PC;
117	print("PC\t", pc, " ", fmt(pc, 'a'), "  ");
118	pfl(pc);
119
120	link = *R31;
121	print("SP\t", *SP, "\tLINK\t", link, " ", fmt(link, 'a'), " ");
122	pfl(link);
123
124	cause = *CAUSE;
125	print("SRR1\t", *SRR1, "\tCAUSE\t", cause, " ", reason(cause), "\n");
126	print("LR\t", *LR, "\tCR\t", *CR, "\n");
127
128	print("XER\t", *XER, "\tCTR\t", *CTR, "\n");
129}
130
131defn regs()				// print all registers
132{
133	spr();
134	gpr();
135}
136
137
138defn linkreg(addr)
139{
140	return *LR;
141}
142
143sizeofUreg = 160;
144aggr Ureg
145{
146	'U' 0 cause;
147	'U' 4 status;
148	'U' 8 pc;
149	'U' 12 pad;
150	'U' 16 lr;
151	'U' 20 cr;
152	'U' 24 xer;
153	'U' 28 ctr;
154	'U' 32 r0;
155	'U' 36 sp;
156	'U' 40 r2;
157	'U' 44 r3;
158	'U' 48 r4;
159	'U' 52 r5;
160	'U' 56 r6;
161	'U' 60 r7;
162	'U' 64 r8;
163	'U' 68 r9;
164	'U' 72 r10;
165	'U' 76 r11;
166	'U' 80 r12;
167	'U' 84 r13;
168	'U' 88 r14;
169	'U' 92 r15;
170	'U' 96 r16;
171	'U' 100 r17;
172	'U' 104 r18;
173	'U' 108 r19;
174	'U' 112 r20;
175	'U' 116 r21;
176	'U' 120 r22;
177	'U' 124 r23;
178	'U' 128 r24;
179	'U' 132 r25;
180	'U' 136 r26;
181	'U' 140 r27;
182	'U' 144 r28;
183	'U' 148 r29;
184	'U' 152 r30;
185	'U' 156 r31;
186};
187
188defn
189Ureg(addr) {
190	complex Ureg addr;
191	print("	cause	", addr.cause, "\n");
192	print("	status	", addr.status, "\n");
193	print("	pc	", addr.pc, "\n");
194	print("	pad	", addr.pad, "\n");
195	print("	lr	", addr.lr, "\n");
196	print("	cr	", addr.cr, "\n");
197	print("	xer	", addr.xer, "\n");
198	print("	ctr	", addr.ctr, "\n");
199	print("	r0	", addr.r0, "\n");
200	print("	sp	", addr.sp, "\n");
201	print("	r2	", addr.r2, "\n");
202	print("	r3	", addr.r3, "\n");
203	print("	r4	", addr.r4, "\n");
204	print("	r5	", addr.r5, "\n");
205	print("	r6	", addr.r6, "\n");
206	print("	r7	", addr.r7, "\n");
207	print("	r8	", addr.r8, "\n");
208	print("	r9	", addr.r9, "\n");
209	print("	r10	", addr.r10, "\n");
210	print("	r11	", addr.r11, "\n");
211	print("	r12	", addr.r12, "\n");
212	print("	r13	", addr.r13, "\n");
213	print("	r14	", addr.r14, "\n");
214	print("	r15	", addr.r15, "\n");
215	print("	r16	", addr.r16, "\n");
216	print("	r17	", addr.r17, "\n");
217	print("	r18	", addr.r18, "\n");
218	print("	r19	", addr.r19, "\n");
219	print("	r20	", addr.r20, "\n");
220	print("	r21	", addr.r21, "\n");
221	print("	r22	", addr.r22, "\n");
222	print("	r23	", addr.r23, "\n");
223	print("	r24	", addr.r24, "\n");
224	print("	r25	", addr.r25, "\n");
225	print("	r26	", addr.r26, "\n");
226	print("	r27	", addr.r27, "\n");
227	print("	r28	", addr.r28, "\n");
228	print("	r29	", addr.r29, "\n");
229	print("	r30	", addr.r30, "\n");
230	print("	r31	", addr.r31, "\n");
231};
232
233print("/sys/lib/acid/power");
234