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cpu_config.h@ 4

Last change on this file since 4 was 4, checked in by msugi, 14 years ago
Interface誌2006年8月号添付のTOPPERS/OSEK用SH2をTOPPERS/ATK1に対応させました．多少のバグフィックスも行っています．
File size: 7.8 KB

Line
1	/*
2	* TOPPERS/OSEK Kernel
3	* Toyohashi Open Platform for Embedded Real-Time Systems/
4	* OSEK Kernel
5	*
6	* Copyright (C) 2000-2003 by Embedded and Real-Time Systems Laboratory
7	* Toyohashi Univ. of Technology, JAPAN
8	* Copyright (C) 2004 by Embedded and Real-Time Systems Laboratory
9	* Graduate School of Information Science, Nagoya Univ., JAPAN
10	* Copyright (C) 2006 by Witz Corporation, JAPAN
11	*
12	* ãLì ÒÍCÈºÌ (1)`(4) Ìð©CFree Software Foundation
13	* ÉæÁÄö\³êÄ¢é GNU General Public License Ì Version 2 ÉL
14	* q³êÄ¢éðð½·êÉÀèC{\tgEFAi{\tgEFA
15	* ðüÏµ½àÌðÜÞDÈº¯¶jðgpE¡»EüÏEÄzziÈºC
16	* pÆÄÔj·é±Æð³Åø·éD
17	* (1) {\tgEFAð\[XR[hÌ`Åp·éêÉÍCãLÌì
18	* \¦C±Ìpð¨æÑºLÌ³ÛØKèªC»ÌÜÜÌ`Å\[
19	* XR[hÉÜÜêÄ¢é±ÆD
20	* (2) {\tgEFAðCCu`®ÈÇC¼Ì\tgEFAJÉg
21	* pÅ«é`ÅÄzz·éêÉÍCÄzzÉº¤hL
22	gip
23	* Ò}j
24	AÈÇjÉCãLÌì \¦C±Ìpð¨æÑºL
25	* Ì³ÛØKèðfÚ·é±ÆD
26	* (3) {\tgEFAðC@íÉgÝÞÈÇC¼Ì\tgEFAJÉg
27	* pÅ«È¢`ÅÄzz·éêÉÍCÌ¢¸ê©Ìðð½·±
28	* ÆD
29	* (a) ÄzzÉº¤hL
30	gipÒ}j
31	AÈÇjÉCãLÌ
32	* ì \¦C±Ìpð¨æÑºLÌ³ÛØKèðfÚ·é±ÆD
33	* (b) ÄzzÌ`ÔðCÊÉèßéû@ÉæÁÄCTOPPERSvWFNgÉ
34	* ñ·é±ÆD
35	* (4) {\tgEFAÌpÉæè¼ÚIÜ½ÍÔÚIÉ¶¶é¢©Èé¹
36	* Q©çàCãLì Ò¨æÑTOPPERSvWFNgðÆÓ·é±ÆD
37	*
38	* {\tgEFAÍC³ÛØÅñ³êÄ¢éàÌÅ éDãLì Ò¨
39	* æÑTOPPERSvWFNgÍC{\tgEFAÉÖµÄC»ÌKpÂ\«à
40	* ÜßÄC¢©ÈéÛØàsíÈ¢DÜ½C{\tgEFAÌpÉæè¼
41	* ÚIÜ½ÍÔÚIÉ¶¶½¢©Èé¹QÉÖµÄàC»ÌÓCðíÈ¢D
42	*
43	*/
44
45	/*
46	* vZbTË¶W
47	[iSH2pj
48	*/
49
50
51	#ifndef _CPU_CONFIG_H_
52	#define _CPU_CONFIG_H_
53
54	#define MAX_IPM 0xf /* X^uÈµÌêÍÅDæxÅCPUbN */
55
56
57	#ifndef _MACRO_ONLY
58	#include "cpu_insn.h"
59	#endif /* _MACRO_ONLY */
60
61
62	#ifndef _MACRO_ONLY
63	/* CCÖvg^Cvé¾ */
64	Inline void set_ipl(UINT8 ipl);
65	Inline UINT8 current_ipl(void);
66
67	extern UINT32 lock_flag;
68	extern UINT32 intmask;
69
70	/*
71	* {OSJ[lÅÍÝ§äðItOyÑIPLÌoûðp¢Äs¤
72	* ±ÆðOñÆ·éD{CPUÍIPLÌÝµ©½È¢½ßA
73	* ItOð\tgEFAÅâ¤dlÆ·é
74	*/
75
76	/*
77	* ÝDæxxÝè
78	*/
79	Inline void set_ipl(UINT8 ipl)
80	{
81	/*
82	* CPUbN©Ç¤©»èµAbNÅÈ¯êÎ
83	* SRWX^É¼ÚÝè·éDbNÅ êÎ
84	* intmaskÉIPLðÛ¶·éD
85	*/
86	if(lock_flag == 0){
87	set_sr(ipl << 4);
88	}
89	else{
90	intmask = ipl << 4;
91	}
92	}
93
94
95	/*
96	* ÝDæxxæ¾
97	*/
98	Inline UINT8 current_ipl(void)
99	{
100	/*
101	* CPUbN©Ç¤©»èµAbNÅÈ¯êÎ
102	* SRWX^©ç¼ÚÇÝo·DbNÅ êÎ
103	* intmask©çIPLðÇÝo·D
104	*/
105	if(lock_flag == 0)
106	{
107	return (UINT8)((current_sr() & 0x000000f0u ) >> 4);
108	}
109	else
110	{
111	return intmask >> 4;
112	}
113	}
114
115
116	/*
117	* vZbTË¶Ìú»(cpu_config.c)
118	*/
119	extern void cpu_initialize(void);
120
121	/*
122	* vZbTË¶ÌI¹(cpu_config.c)
123	*/
124	extern void cpu_terminate(void);
125
126	#define DEFINE_CTXB(tnum) \
127	FP tcxb_pc[tnum]; \
128	VP tcxb_sp[tnum];
129
130	extern FP tcxb_pc[];
131	extern VP tcxb_sp[];
132
133	/* fBXpb`üèÌAZuÖvg^Cvé¾ */
134	extern void dispatch(void);
135	extern void exit_and_dispatch(void);
136	extern void start_dispatch(void);
137
138
139	/*
140	* ISR1¶¬}N
141	*
142	* ISR1ÌSÄÌð[UªLq·éêÍCcpu_defs.h É é³ø»}N
143	* uOMIT_ISR1_ENTRYvÌè`ðLøÉ·é±ÆD
144	*/
145
146	/*
147	* OQÆé¾¶¬}N
148	*/
149	#if defined(OMIT_ISR1_ENTRY)
150	#define ISR1_EXTERNAL(isr) \
151	extern void isr(void);
152	#else /* OMIT_ISR1_ENTRY */
153	#define ISR1_EXTERNAL(isr) \
154	extern void isr##_entry(void);
155	#endif /* OMIT_ISR1_ENTRY */
156
157	/* xN^e[uo^V{¶¬}N */
158	#if defined(OMIT_ISR1_ENTRY)
159	#define ISR1_SYMBOL(isr) #isr
160	#else /* OMIT_ISR1_ENTRY */
161	#define ISR1_SYMBOL(isr) isr##_entry
162	#endif /* OMIT_ISR1_ENTRY */
163
164	/* üûÌ¶¬}N */
165	#if defined(OMIT_ISR1_ENTRY)
166	#define ISR1_ENTRY(isr)
167	#else /* OMIT_ISR1_ENTRY */
168	#define ISR1_ENTRY(isr)\
169	asm(" .globl _" #isr);\
170	asm(" .section \".text\", \"ax\" ");\
171	asm(" .align 2"); \
172	asm("_" #isr "_entry:");\
173	asm(" mov.l r0 , @-r15"); \
174	asm(" mov.l r1 , @-r15"); \
175	asm(" mov.l r2 , @-r15"); \
176	asm(" mov.l r3 , @-r15"); \
177	asm(" mov.l r4 , @-r15"); \
178	asm(" mov.l r5 , @-r15"); \
179	asm(" mov.l r6 , @-r15"); \
180	asm(" mov.l r7 , @-r15"); \
181	asm(" sts.l pr , @-r15"); \
182	asm(" sts.l macl , @-r15"); \
183	asm(" sts.l mach , @-r15"); \
184	asm(" stc.l gbr , @-r15"); \
185	asm(" mov.l _" #isr "_adr , r0"); \
186	asm(" jsr @r0"); \
187	asm(" nop"); \
188	asm(" ldc.l @r15+ , gbr"); \
189	asm(" lds.l @r15+ , mach"); \
190	asm(" lds.l @r15+ , macl"); \
191	asm(" lds.l @r15+ , pr"); \
192	asm(" mov.l @r15+ , r7"); \
193	asm(" mov.l @r15+ , r6"); \
194	asm(" mov.l @r15+ , r5"); \
195	asm(" mov.l @r15+ , r4"); \
196	asm(" mov.l @r15+ , r3"); \
197	asm(" mov.l @r15+ , r2"); \
198	asm(" mov.l @r15+ , r1"); \
199	asm(" mov.l @r15+ , r0"); \
200	asm(" rte "); \
201	asm(" nop"); \
202	asm(".align 4"); \
203	asm("_" #isr "_adr:"); \
204	asm(" .long _" #isr);
205	#endif /* OMIT_ISR1_ENTRY */
206
207	/*
208	* ISR2¶¬}N
209	*/
210
211	/*
212	* OQÆé¾¶¬}N
213	*/
214	#define ISR2_EXTERNAL(isr) \
215	extern void isr##_entry(void);
216
217	/* xN^e[uo^V{¶¬}N */
218	#define ISR2_SYMBOL(isr) isr##_entry
219
220	/* üûÌ¶¬}N */
221	#define ISR2_ENTRY(isr, isrid) \
222	asm(" .globl _runisr "); \
223	asm(" .globl _ISRMain" #isr); \
224	asm(" .globl _interrupt "); \
225	asm(" .section \".text\" , \"ax\" "); \
226	asm(" .align 2"); \
227	asm("_" #isr "_entry: "); \
228	asm(" mov.l r0 , @-r15 /* ÅáÀÌWX^ðÞð */"); \
229	asm(" mov.l r1 , @-r15"); \
230	asm(" mov.l r2 , @-r15"); \
231	asm(" stc sr , r2 /* SRWX^ðÞð */"); \
232	asm(" mov.l _maxipm_" #isr " , r1 /* èÝÖ~ */"); \
233	asm(" ldc r1 , sr"); \
234	asm(" mov.l r3 , @-r15"); \
235	asm(" mov.l _runisr_" #isr "_adr, r3 "); \
236	asm(" mov.b @r3 , r1 /* runisrðXV */"); \
237	asm(" mov #" #isrid " , r0"); \
238	asm(" mov.b r0 , @r3 "); \
239	asm(" mov.l _ISRMain" #isr "_adr , r0 /* ISRÌAhXðÛ¶ */"); \
240	asm(" mov.l _interrupt_" #isr "_adr , r3"); \
241	asm(" jmp @r3 /* èÝ¤ÊÖ */"); \
242	asm(" nop"); \
243	asm(".align 4 "); \
244	asm("_interrupt_" #isr "_adr: "); \
245	asm(" .long _interrupt "); \
246	asm("_runisr_" #isr "_adr: "); \
247	asm(" .long _runisr "); \
248	asm("_ISRMain" #isr "_adr: "); \
249	asm(" .long _ISRMain" #isr); \
250	asm("_maxipm_" #isr ":"); \
251	asm(" .long 0x000000f0");
252
253
254
255	/*
256	* ¢gpÝ¶¬}N
257	*/
258
259	/* xN^e[u©çÌOQÆé¾¶¬}N */
260	#define UNUSED_INT_EXTERNAL() extern void unused_interrupt(void);
261
262	/* xN^e[uo^V{¶¬}N */
263	#define UNUSED_INT_SYMBOL() unused_interrupt
264
265
266	/*
267	* tbN[`NULLV{¶¬}N
268	*/
269	#define NULL_ERRORHOOK \
270	asm(".globl _ErrorHook");\
271	asm(" .equ _ErrorHook , 0");
272
273	#define NULL_STARTUPHOOK \
274	asm(".globl _StartupHook");\
275	asm(" .equ _StartupHook , 0");
276
277	#define NULL_SHUTDOWNHOOK \
278	asm(".globl _ShutdownHook"); \
279	asm(" .equ _ShutdownHook , 0");
280
281	#define NULL_PRETASKHOOK \
282	asm(".globl _PreTaskHook"); \
283	asm(" .equ _PreTaskHook ,0");
284
285	#define NULL_POSTTASKHOOK \
286	asm(".globl _PostTaskHook"); \
287	asm(" .equ _PostTaskHook , 0");
288
289
290
291	#endif /* _MACRO_ONLY */
292	#endif /* _CPU_CONFIG_H_ */
293

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source: atk1_sh2/trunk/config/sh2-gnu/cpu_config.h@ 4

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