mips3.txt

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俈丏僇乕僱儖堏怉幰傊偺忣曬

偙偙偐傜偼丄崱夞偺MIPS傾乕僉僥僋僠儍傊偺幚憰傪丄崱夞幚憰傪峴偭偨僞乕僎僢僩
僾儘僙僢僒埲奜偺MIPS傾乕僉僥僋僠儍僾儘僙僢僒傊偲堏怉偡傞偨傔偺忣曬偵偮偄偰
傑偲傔傞丅

7.1 妱崬傒僐儞僩儘乕儔ICU偲CPU偲偺僀儞僞僼僃乕僗偵偮偄偰

MIPS3嫟捠晹偱偼丄妱崬傒偲CPU椺奜傑偱偺暘婒偼峴偄丄傑偨丄CPU椺奜偵偍偗傞張
棟偼峴偆丅偟偐偟丄妱崬傒梫場偵懳偡傞暘婒偼峴傢側偄丅偙傟偼丄MIPS3偵愙懕偝
傟傞妱崬傒僐儞僩儘乕儔偑摿掕偱偒側偄偙偲偲丄偦偺懡條惈偑旕忢偵戝偒偄偐傜
偱偁傞丅
(cpu_support.S)

偦偙偱丄埲壓偵丄偦偺暘婒偺偨傔偺僀儞僞僼僃乕僗側傜傃偵丄偦偺懠偺偲偙傠偱
嶌惉偟側偗傟偽側傜側偄儅僋儘側偳傪傑偲傔傞丅
(cpu_support.S ; proc_interrupt埲壓)

丒妱崬傒梫場敾暿娭學

(1)妱崬傒梫場斣崋
妱崬傒梫場傪敾抐屻偵丄妱崬傒僴儞僪儔傪屇傃弌偡偨傔偺堷悢偲側傞斣崋丅
0 乣 7偼丄MIPS3嫟捠晹偵偍偄偰 INTNO_IP0 乣 INTNO_IP7 偲偟偰掕媊偟偰偄傞丅
(mips3.h)
偦偙偱丄僔僗僥儉埶懚晹偱偼丄8斣埲崀傪掕媊偡傞丅

(2)PUSH_ICU_IPM                 妱崬傒僐儞僩儘乕儔偺妱崬傒儅僗僋偺懸旔

亂婡擻亃
妱崬傒僐儞僩儘乕儔偺妱崬傒儅僗僋傪丄僗僞僢僋傊曐懚偡傞丅
傾僙儞僽儔偱彂偄偨儅僋儘偲偟偰掕媊偟丄cpu_support.S撪偱巊梡偡傞丅
奜晹偵妱崬傒僐儞僩儘乕儔傪棙梡偟側偄僔僗僥儉偱偼丄嬻偱掕媊偡傞偙偲丅

(3)POP_ICU_IPM                  妱崬傒僐儞僩儘乕儔偺妱崬傒儅僗僋偺暅尦

亂婡擻亃
妱崬傒僐儞僩儘乕儔偺妱崬傒儅僗僋傪丄僗僞僢僋偐傜暅尦偡傞丅
傾僙儞僽儔偱彂偄偨儅僋儘偲偟偰掕媊偟丄cpu_support.S撪偱巊梡偡傞丅
奜晹偵妱崬傒僐儞僩儘乕儔傪棙梡偟側偄僔僗僥儉偱偼丄嬻偱掕媊偡傞偙偲丅

(4)PROC_INTERRUPT_SYS 傑偨偼 proc_interrupt_sys
				妱崬傒梫場偵懳偡傞奺僴儞僪儔傊偺暘婒張棟

亂婡擻亃
妱崬傒梫場傪敾抐偟丄揔愗側妱崬傒僴儞僪儔傪屇傃弌偡丅
幚憰曽朄偼丄儅僋儘乮PROC_INTERRUPT_SYS乯傑偨偼丄娭悢屇弌乮proc_interrupt_sys乯
偱峴偆偙偲偲偡傞丅
嬶懱揑偵偼丄埲壓偺傛偆側僾儘僙僗偱幚憰偡傞偙偲偵側傞丅
	1. 妱崬傒梫場偺敾暿
	2. 妱崬傒儅僗僋乮僐傾丄妱崬傒僐儞僩儘乕儔乯偺愝掕
	3. 妱崬傒嫋壜
	4. 俠尵岅儖乕僠儞偺屇弌
	5. 妱崬傒嬛巭
	6. 妱崬傒僐儞僩儘乕儔偺妱崬傒梫媮偺僋儕傾
       (7. join_interrupt_and_exception偵栠傞丅; 娭悢屇弌偺応崌)
屇弌帪偺堷悢偲偟偰偼丄a1儗僕僗僞偵偼妱崬傒梫媮帪偺僗僥乕僞僗儗僕僗僞偺抣
偑丄傑偨丄a2儗僕僗僞偵偼尨場儗僕僗僞偺抣偑戙擖偝傟偰偄傞偺偱丄偙傟傜傪棙
梡偡傞偙偲偑偱偒傞丅

亂旛峫亃
丒幚憰偵偍偄偰偼丄ra儗僕僗僞偼攋夡偟偰偼側傜側偄丅
丒幚峴懍搙側偳偺娤揰偐傜丄儅僋儘掕媊偑桪愭偡傞丅
丒徻偟偔偼丄壓婰乽7.2 妱崬傒僴儞僪儔偺屇弌張棟偺幚憰椺乿傪嶲徠丅

丒妱崬傒儅僗僋乛妱崬傒桪愭惂屼娭學

(1)ICU_IPM宆
妱崬傒僐儞僩儘乕儔偵偮偄偰偺丄妱崬傒儅僗僋傪埖偆偨傔偺宆偱偁傞丅

(2)CHECK_ICU_IPM                ICU偺妱崬傒儅僗僋IPM偺僠僃僢僋儖乕僠儞

亂C尵岅API亃
	CHECK_ICU_IPM(ICU_IPM p);

亂僷儔儊乕僞亃
	ICU_IPM	p		僠僃僢僋偡傋偒 ICU_IPM 偺抣

亂婡擻亃
妱崬傒儅僗僋 p 偑丄憐掕偝傟偰偄傞斖埻偵偁傞偐偳偆偐傪僠僃僢僋偡傞丅
C尵岅偱棙梡偡傞丄儅僋儘偲偟偰掕媊偡傞丅CHECK_IPM 偐傜屇傃弌偝傟傞丅
(pic_icu.h, vr4131_icu.h)

(3)icu_set_ipm                  妱傝崬傒僐儞僩儘乕儔偺儅僗僋愝掕

亂C尵岅API亃
	icu_set_ipm(ICU_IPM *icu_ipm);

亂僷儔儊乕僞亃
	ICU_IPM	icu_ipm		愝掕偡傋偒 ICU_IPM 偺抣

亂儕僞乕儞僷儔儊乕僞亃
	側偟

亂婡擻亃
妱崬傒僐儞僩儘乕儔偺妱崬傒儅僗僋傪丄icu_ipm偵愝掕偡傞丅
(pic_icu.h, vr4131_icu.h)

(4)icu_get_ipm                  妱傝崬傒僐儞僩儘乕儔偺妱崬傒儅僗僋庢摼

亂C尵岅API亃
	icu_get_ipm(ICU_IPM *icu_ipm);

亂僷儔儊乕僞亃
	側偟

亂儕僞乕儞僷儔儊乕僞亃
	ICU_IPM	icu_ipm		尰嵼偺 ICU_IPM 偺抣

亂婡擻亃
妱崬傒僐儞僩儘乕儔偺妱崬傒儅僗僋傪庢摼偟丄icu_ipm傊曐懚偡傞丅
(pic_icu.h, vr4131_icu.h)

(5)icu_set_ilv			妱崬傒僐儞僩儘乕儔偺妱崬傒儅僗僋僥乕僽儖
				偺愝掕

亂C尵岅API亃
	icu_set_ilv(INTNO intno, ICU_IPM *icu_ipm);

亂僷儔儊乕僞亃
        INTNO   intno           妱崬傒儅僗僋僥乕僽儖偺僀儞僨僢僋僗
	ICU_IPM	icu_ipm		愝掕偡傞妱崬傒儅僗僋偺抣

亂婡擻亃
妱崬傒僐儞僩儘乕儔偺妱崬傒儅僗僋僥乕僽儖偺丄intno斣偵妱崬傒儅僗僋icu_ipm
傪愝掕偡傞丅all_set_ilv偐傜屇傃弌偝傟傞丅
(pic_icu.h, vr4131_icu.h)

7.2 妱崬傒僴儞僪儔偺屇弌張棟偺幚憰椺

忋婰僀儞僞僼僃乕僗偵婎偯偔丄PROC_INTERRUPT_SYS傑偨偼proc_interrupt_sys
偺幚憰椺偵偮偄偰愢柧傪偡傞丅

側偍丄崱夞偺幚憰偵偍偄偰偼丄幚憰椺偲偟偰VR5500偱偼proc_interrupt_sys娭悢
傪丄VR4131偱偼PROC_INTERRUPT_SYS儅僋儘傪掕媊偟偰偄傞丅
(sys_support.S:VR5500, vr4131_icu.h:VR4131)

崱夞偺幚憰偵偍偄偰偼丄僞乕僎僢僩儃乕僪偺妱崬傒僐儞僩儘乕儔偺巇條傪摜傑偊丄
庒姳偺斈梡惈傪帩偨偣傞宍偱幚憰傪峴偭偰偄傞丅

屄乆偺張棟偵偮偄偰僐儊儞僩傪偟偰偄偔丅

  1. 妱崬傒梫場偺敾暿

  妱崬傒梫場偺敾暿偼丄
        侾丏MIPS3僐傾撪晹偺Cause儗僕僗僞偵婎偯偔暘婒
        俀丏妱崬傒僐儞僩儘乕儔偵婎偯偔暘婒
  偺2抜奒偱偺暘婒敾抐傪峴偭偰偄傞丅偙偺偆偪丄妱崬傒僐儞僩儘乕儔偵偮偄偰
  偺暘婒偼庒姳偺斈梡惈傪帩偨偣傞偨傔偵丄懍搙偲偺僩儗乕僪僆僼傪峫椂偟偰丄
  PROC_INT(0:4)儅僋儘傪掕媊偡傞傛偆側幚憰傪峴偭偰偄傞丅
  崱夞偺幚憰偱偼丄PROC_INT0偺傒傪棙梡偡傞偙偲偲偟偰丄妱崬傒僐儞僩儘乕儔
  偵娭偡傞僿僢僟僼傽僀儖乮VR5500偱偼 pic_icu.h丄VR4131偱偼 vr4131_icu.h乯
  偵偰掕媊偝傟偰偄傞丅側偍丄偙偺儅僋儘偵偍偄偰偼丄妱崬傒梫場斣崋偑t0儗僕僗
  偵丄妱崬傒梫媮偺僋儕傾偺偨傔偺掕悢偑t1儗僕僗僞偵戙擖偝傟偰栠傞丅

  (偙偙偵丄MIPS3僐傾偺妱崬傒梫媮傪僋儕傾偡傞偨傔偺張棟偑幚憰偝傟偰偄傞丅
   嬶懱揑偵偼丄Cause儗僕僗僞偺僋儕傾傪峴偭偰偄傞丅)

  2. 妱崬傒儅僗僋乮僐傾丄妱崬傒僐儞僩儘乕儔乯偺愝掕

  妱崬傒儅僗僋偺愝掕偵偍偄偰偼丄SET_ICU_IPM儅僋儘傪掕媊偟丄斈梡惈傪帩偨
  偣偰偄傞丅偙偺儅僋儘偺掕媊偼丄妱崬傒僐儞僩儘乕儔偵娭偡傞僿僢僟僼傽僀儖
  乮VR5500偱偼 pic_icu.h丄VR4131偱偼 vr4131_icu.h乯偵偰掕媊偝傟偰偄傞丅

  3. 妱崬傒嫋壜

  int_table偺intmask梫慺偐傜丄MIPS3僐傾傊偺妱崬傒儅僗僋傪庢摼偟丄偦偺抣傪
  僙僢僩偡傞偙偲偱妱崬傒嫋壜傪偟偰偄傞丅

  4. 俠尵岅儖乕僠儞偺屇弌

  t0儗僕僗僞偵曐懚偝傟偰偄傞妱崬傒梫場斣崋傪梡偄偰丄int_table偐傜妱崬傒
  僴儞僪儔偺傾僪儗僗傪庢摼偟偰丄妱崬傒僴儞僪儔傪屇傃弌偟偰偄傞丅

  5. 妱崬傒嬛巭

  妱崬傒嬛巭偼丄Status儗僕僗僞偺IE價僢僩偑CPU儘僢僋忬懺偺敾抐偵棙梡偟偰
  偄傞偨傔偵丄憖嶌偡傞偙偲偑偱偒側偄偺偱丄摨偠Status儗僕僗僞偺EXL價僢僩
  傪憖嶌偡傞偙偲偱丄幚尰偟偰偄傞丅

  6. 妱崬傒僐儞僩儘乕儔偺妱崬傒梫媮偺僋儕傾

  偙偺張棟偼丄妱崬傒僴儞僪儔偱峴偆偙偲偱懳墳偡傞偺偱丄幚憰偟偰偄側偄丅

埲忋偺傛偆側幚憰傪峴偭偰偄傞偑丄崱夞偺proc_interrupt_sys偺幚憰傪棙梡偟偰
懠偺僞乕僎僢僩傊偺億乕僥傿儞僌傪峴偆応崌偺僀儞僞僼僃乕僗傪埲壓偵傑偲傔傞丅

(1) PROC_INT0                   妱崬傒梫場偺敾抐

亂儕僞乕儞僷儔儊乕僞亃
		t0		妱崬傒梫場斣崋
		t1		妱崬傒梫媮僋儕傾偺偨傔偺掕悢

亂婡擻亃
MIPS3僐傾偺妱崬傒梫場IP2偺梫媮偵懳墳偡傞妱崬傒僐儞僩儘乕儔偺丄妱崬傒梫場傪
敾抐偡傞丅妱崬傒梫場傪敾抐屻偵丄t0偵妱崬傒梫場斣崋傪丄t1偵MIPS3僐傾梡偺妱
崬傒梫媮僋儕傾偺偨傔偺掕悢擖傟偰丄proc_ICU_IPM偵旘傇丅
傾僙儞僽儔偱彂偄偨儅僋儘偲偟偰掕媊偟丄sys_support.S 撪偱巊梡偡傞丅

(2) PROC_INT1                   妱崬傒梫場偺敾抐

亂儕僞乕儞僷儔儊乕僞亃
		t0		妱崬傒梫場斣崋
		t1		妱崬傒梫媮僋儕傾偺偨傔偺掕悢

亂婡擻亃
妱崬傒梫場IP3偵懳墳偡傞応崌丅埲壓丄PROC_INT0偲摨條丅
傾僙儞僽儔偱彂偄偨儅僋儘偲偟偰掕媊偟丄sys_support.S 撪偱巊梡偡傞丅

(3) PROC_INT2                   妱崬傒梫場偺敾抐

亂儕僞乕儞僷儔儊乕僞亃
		t0		妱崬傒梫場斣崋
		t1		妱崬傒梫媮僋儕傾偺偨傔偺掕悢

亂婡擻亃
妱崬傒梫場IP4偵懳墳偡傞応崌丅埲壓丄PROC_INT0偲摨條丅
傾僙儞僽儔偱彂偄偨儅僋儘偲偟偰掕媊偟丄sys_support.S 撪偱巊梡偡傞丅

(4) PROC_INT3                   妱崬傒梫場偺敾抐

亂儕僞乕儞僷儔儊乕僞亃
		t0		妱崬傒梫場斣崋
		t1		妱崬傒梫媮僋儕傾偺偨傔偺掕悢

亂婡擻亃
妱崬傒梫場IP5偵懳墳偡傞応崌丅埲壓丄PROC_INT0偲摨條丅
傾僙儞僽儔偱彂偄偨儅僋儘偲偟偰掕媊偟丄sys_support.S 撪偱巊梡偡傞丅

(5) PROC_INT4                   妱崬傒梫場偺敾抐

亂儕僞乕儞僷儔儊乕僞亃
		t0		妱崬傒梫場斣崋
		t1		妱崬傒梫媮僋儕傾偺偨傔偺掕悢

亂婡擻亃
妱崬傒梫場IP6偵懳墳偡傞応崌丅埲壓丄PROC_INT0偲摨條丅
傾僙儞僽儔偱彂偄偨儅僋儘偲偟偰掕媊偟丄sys_support.S 撪偱巊梡偡傞丅

(6)SET_ICU_IPM                  妱崬傒僐儞僩儘乕儔埶懚偺儅僗僋愝掕

亂婡擻亃
妱崬傒僐儞僩儘乕儔偺妱崬傒儅僗僋傪愝掕偡傞丅
傾僙儞僽儔偱彂偄偨儅僋儘偲偟偰掕媊偟丄sys_support.S 撪偱巊梡偡傞丅

亂旛峫亃
偙偺儅僋儘傪掕媊偡傞偲偒偵偼丄t0儗僕僗僞偲t1儗僕僗僞傪攋夡偟偰偼側傜側偄丅
t0偵偼丄妱崬傒梫場斣崋偑擖偭偰偍傝丄t1偵偼丄妱崬傒梫媮僋儕傾偺掕悢偑擖偭
偰偄傞丅

7.3 偦偺懠

壓婰偵丄僇乕僱儖堏怉偵偼昁梫偼柍偄偑丄堏怉帪偵嶲峫偲側傞傛偆側儅僋儘側偳傪
愢柧偡傞丅

(1)CHECK_IPM                	妱崬傒儅僗僋偺僠僃僢僋儅僋儘

亂C尵岅API亃
	CHECK_IPM(IPM p);

亂僷儔儊乕僞亃
	IPM	p		僠僃僢僋偡傋偒 IPM 偺抣

亂婡擻亃
妱崬傒儅僗僋 p 偑丄憐掕偝傟偰偄傞斖埻偵偁傞偐偳偆偐傪僠僃僢僋偡傞丅
C尵岅偱棙梡偡傞丄儅僋儘偲偟偰掕媊偡傞丅xxx_ipm 撪偱屇傃弌偝傟傞丅
(cpu_config.h)


曄峏棜楌

2003擭12寧24擔丂JSP僇乕僱儖 Release1.4 懳墳 (MIPS3斉偺僒億乕僩傪奐巒)
2004擭 2寧18擔丂岆怉廋惓丄2.3.3廋惓丄7.3捛壛
2004擭 3寧31擔丂3.4廋惓丄乽俆丏惂尷帠崁乿廋惓
2004擭 8寧 9擔丂岆怉廋惓