sh2.txt

epson usb2.0 控制芯片 S1R72V05 固件程序。

儞僥僉僗僩偼妱崬傒僗僞僢僋偱幚峴偝傟傞丅
SH1/2偼椺奜/妱崬傒庴晅帪偵妱崬傒嬛巭偵側傞婡峔偑僴乕僪僂僃傾偱梡堄偝傟偰
偄側偄丅偦偺偨傔丄妱崬傒偺擖岥張棟偱僜僼僩僂僃傾偵傛偭偰妱崬傒嬛巭偵偡
傞昁梫偑偁傞丅擖岥張棟偱偼妱崬傒嬛巭偵堏峴偡傞偨傔偵乮妱崬傒嫋壜偺忬懺
偱乯僗僞僢僋偵r0,r1傪懸旔偡傞丅乮SR(Status Register)偲PC(Program
Counter)偼妱崬傒庴晅偗帪偵僴乕僪僂僃傾偑帺摦揑偵懸旔傪峴偆丅乯
偙偺偲偒丄懡廳妱崬傒偑敪惗偡傞偲妱傝崬傒僗僞僢僋偵愗傝懼偊傞慜偵摨條偺
僼儗乕儉偑僗僞僢僋忋偵惗惉偝傟傞丅SH2偼妱傝崬傒儗儀儖偑15抜偁傞偺偱丄
嵟埆偺僞僀儈儞僌偱妱崬傒偑敪惗偡傞偲丄僗僞僢僋偑240僶僀僩徚旓偝傟傞丅
乮4僶僀僩亊4儗僕僗僞亊15僙僢僩乯

椺奜/妱傝崬傒偺僱僗僩夞悢偺僇僂儞僩梡偵僇乕僱儖撪偱曄悢intnest傪梡堄
偟丄旕僞僗僋僐儞僥僉僗僩偲僞僗僋僐儞僥僉僗僩偺敾暿偼偙偺曄悢偵傛傝
峴偭偰偄傞丅


2.6 MACH偲MACL (愊榓儗僕僗僞乯
      MACH:Multiply and accumulate high register
      MACL:Multiply and accumulate low register

MACH偲MACL偵偮偄偰偼丄gcc偵-mhitachi僆僾僔儑儞傪偮偗傞偲丄娭悢偱MACH偲
MACL傪巊梡偡傞応崌丄僗僞僢僋偵曐懚偟偰偐傜巊梡偟丄娭悢傪敳偗傞偲尦偵栠
偡偨傔丄妱崬傒偱偼曐懚偟偰偄側偄丅傑偨丄帺傜僨傿僗僷僢僠儍傪屇傃弌偟丄
僨傿僗僷僢僠偡傞応崌偼丄娭悢屇傃弌偟偵側傞偨傔丄偙偺屇傃弌偟偵傑偨偑偭
偰丄偙傟傜偺儗僕僗僞傪巊偆偙偲偼側偄偨傔曐懚偟偰偄側偄丅偦偺偨傔傾僙儞
僽儔偺僐乕僪傪巊梡偡傞応崌傕偙偺儖乕儖偵廬偆昁梫偑偁傞丅
側偍丄妱崬傒偐傜偺僨傿僗僷僢僠(庴摦揑僨傿僗僷僢僠)偱偼曐懚偟偰偄傞丅


2.7 GBR (Global Base Register)

gcc偼GBR傪巊梡偟側偄偨傔丄妱崬傒僴儞僪儔偺擖岥偱偼曐懚偟偰偄側偄丅妱崬
傒僴儞僪儔撪偱GBR傪巊偆応崌偼傾僾儕働乕僔儑儞懁偱GBR偺懸旔/曐懚傪峴偆
昁梫偑偁傞丅傑偨丄忋婰偺MACH偲MACL偲摨偠棟桼偵傛傝丄帺傜僨傿僗僷僢僠儍
傪屇傃弌偡応崌偵傕曐懚偟偰偄側偄丅側偍丄妱崬傒偐傜偺僨傿僗僷僢僠(庴摦
揑僨傿僗僷僢僠)偱偼曐懚偟偰偄傞丅



俁丏僔僗僥儉埶懚晹偺婡擻

3.1 僔僗僥儉僋儘僢僋僪儔僀僶

僔僗僥儉僋儘僢僋僪儔僀僶偑 isig_tim 傪屇傃弌偡廃婜偼丄user_config.h 拞
偺TIC_NUME 偲 TIC_DENO 偱掕媊偝傟偰偄傞(僨僼僅儖僩偱偼 1儈儕昩廃婜)丅
偙偺掕媊傪曄峏偡傞偙偲偱丄isig_tim 傪屇傃弌偡廃婜傪曄峏偡傞偙偲偑偱偒
傞丅
偨偩偟丄僞僀儅偺惛搙偑 1兪昩偱偁傞偨傔丄1兪昩扨埵偱抂悢偵側傞抣傪愝掕
偟偨応崌偵偼丄isig_tim 偺屇弌偟廃婜偵岆嵎偑惗偠傞偙偲偵側傞丅
僨僼僅儖僩偱偼SH2偺撪憼CMT/FRT傪巊梡偟偰偄傞丅僞僀儅僴儞僪儔偺桪愭搙偼
user_config.h偱儅僋儘TIMER_INTLVL偲偟偰掕媊偟偰偄傞丅乮僨僼僅儖僩偱偼4乯

3.2 惈擻昡壙梡僔僗僥儉帪崗嶲徠婡擻

SH1/2埶懚晹偱偼丄惈擻昡壙梡僔僗僥儉帪崗嶲徠婡擻(vxget_tim)傪僒億乕僩偟偰
偄傞丅惈擻昡壙梡僔僗僥儉帪崗偺惛搙偼 1兪昩扨埵偱偁傞偑丄僞僀儅偺尰嵼抣
傪撉傒弌偡偨傔偵堦帪揑偵僞僀儅傪掆巭偝偣傞昁梫偑偁傞偨傔丄vxget_tim 傪
屇傇搙偵僔僗僥儉僋儘僢僋偑彮偟偯偮抶傟傞偙偲偵側傞丅側偍丄SYSUTIM宆偼
UD宆(64價僢僩偺晞崋柍偟惍悢宆)偵掕媊偟偰偄傞丅

3.3 僔儕傾儖僀儞僞僼僃乕僗僪儔僀僶

僔儕傾儖僀儞僞僼僃乕僗僪儔僀僶偼丄SH2撪憼偺SCI乮Serial Communication
Interface乯/SCIF乮FIFO撪憼Serial CommunicationInterface乯傪僒億乕僩偟
偰偍傝丄僇乕僱儖偺儘僌弌椡梡偵巊梡偟偰偄傞丅僔儕傾儖妱崬傒僴儞僪儔偺
桪愭搙偼憲庴怣偍傛傃僄儔乕妱崬傒嫟偵user_config.h偱儅僋儘SCI_INTLVL/SCI
F_INTLVL偲偟偰掕媊偟偰偄傞丅乮僨僼僅儖僩偱偼6乯


3.4 儊儌儕儅僢僾

丒(姅)杒搇揹巕惢偺HSB7615IT(CPU: SH7615)
      0x0000,0000 - 0x001f,ffff  僐乕僪椞堟(2MB)
      0x0400,0000 -              僨乕僞椞堟
                  - 0x040f,ffff  旕僞僗僋僐儞僥僉僗僩梡偺僗僞僢僋椞堟
僨乕僞椞堟偲旕僞僗僋僐儞僥僉僗僩梡僗僞僢僋椞堟傪偁傢偣偰1MB丅撪憼儊儌
儕偼枹巊梡丅

丒(姅)傾儖僼傽僾儘僕僃僋僩惢偺AP-SH2F-6A(CPU: SH7145)
      0x0000,0000 - 0x0003,ffff  僐乕僪椞堟(256KB)
      0x0040,0000 -              僨乕僞椞堟(1MB)
                  - 0x004f,ffff  奜晅偗儊儌儕廔椆
      0xffff,e000 -              僨乕僞椞堟(8KB)
                  - 0xffff,ffff  撪憼儊儌儕廔椆


3.5 僒儞僾儖僾儘僌儔儉偺幚峴

丒(姅)杒搇揹巕惢偺HSB7615SE(CPU: SH7615)
偁傜偐偠傔ROM偵彂偒崬傑傟偰偄傞儌僯僞傪婲摦偡傞丅
L僐儅儞僪偱jsp.srec傪儊儌儕偵儘乕僪偡傞丅
G  04000400偱僒儞僾儖僾儘僌儔儉傪摦嶌偝偣傞丅
僒儞僾儖僾儘僌儔儉偺儊僢僙乕僕偼SCIF1偐傜弌椡偝傟傞丅
懠偺儃乕僪側偳偵偍偄偰丄ROM偐傜幚峴偡傞応崌丄shelf.ld偲Makefile.config撪偺
傾僪儗僗偺巜掕偵拲堄丅

丒(姅)傾儖僼傽僾儘僕僃僋僩惢偺AP-SH2F-6A(CPU: SH7145)
jsp.srec傪晅懏偺儔僀僞乕偱彂偒崬偱幚峴偡傞丅
僒儞僾儖僾儘僌儔儉偺儊僢僙乕僕偼SCI1偐傜弌椡偝傟傞丅


係丏奐敪娐嫬偺峔抸

奐敪娐嫬偺峔抸曽朄偵偮偄偰偼丄GNU奐敪娐嫬峔抸儅僯儏傾儖傪嶲徠偡傞偙偲丅
奐敪偵偼Linux(Red Hat Linux release 7.2 Kernel 2.4.7-10乯傪梡偄偨丅
摦嶌妋擣偟偨僣乕儖偺僶乕僕儑儞偼埲壓偺捠傝偱偁傞丏
    BINUTILS : 2.14
    GCC-CORE : 2.95.3

configure 偺僆僾僔儑儞偼--target=sh-hitachi-elf偱偁傞丅
傑偨丄Windows忋偱Cygwin傪梡偄偰奐敪偡傞応崌偼丄binutils偺configure偺僆
僾僔儑儞偵 --disable-nls 傕巜掕偡傞偙偲丅


俆丏惂尷帠崁

5.1 僔僗僥儉僀儞僞乕僼僃乕僗儗僀儎偺sil_dly_nse()偵偮偄偰

幚應偼偟偰偄側偄丅


5.2 幚峴偡傋偒僞僗僋偑側偄応崌偺妱崬傒懸偪偵偮偄偰
丂丂
SH1偲摨偠丅
僨傿僗僷僢僠儍偺弌岥偱幚峴偡傋偒僞僗僋偑側偄(schedtsk==NULL乯応崌偼丄
sleep柦椷偵傛偭偰僾儘僙僢僒傪徣揹椡儌乕僪偵愗傝懼偊偰妱崬傒懸偪傪偟偰
偄傞丅乮cpu_sapport.S偺dispatcher_2晅嬤傪嶲徠乯

妱崬傒嫋壜屻偵sleep柦椷傪幚峴偟偰偄傞偨傔丄妱崬傒嫋壜柦椷偺幚峴慜偵妱
崬傒梫媮偑擖偭偰偄傞応崌乮偁傞偄偼妱崬傒嫋壜捈屻丄sleep柦椷幚峴慜偵妱
崬傒梫媮偑擖偭偨応崌乯丄妱崬傒嫋壜柦椷偺幚峴偲嫟偵妱崬傒偑庴偗晅偗傜傟丄
偦偺暅婣屻偵sleep偟偨傑傑偵側偭偰偟傑偆丅
乮reqflg偺僠僃僢僋偵恑傑側偄丅乯

偙偺栤戣偼丆妱崬傒偺嫋壜偲sleep 忬懺傊偺堏峴偑傾僩儈僢僋偵幚峴偱偒側偄
偙偲偵婲場偡傞丅SH3埲崀偱偼IPM偲偼暿偵SR偺BL價僢僩傪巊偭偰妱崬傒偺嬛巭
/嫋壜傪惂屼偡傞偙偲偵傛傝丄偙偺栤戣傪夞旔偱偒傞偑丄SH1/2偱偼IPM傪愝掕偡
傞埲奜偵妱崬傒傪嬛巭乛嫋壜偡傞曽朄偑側偔丄妱崬傒嫋壜乮妱崬傒懸偪偺IPM愝
掕乯偲sleep傪傾僩儈僢僋偵峴偆曽朄偑側偄丅
偦偙偱SH1/2埶懚晹偱偼丄妱崬傒庴晅帪偵僗僞僢僋偵愊傑傟偨栠傝斣抧傪懡廳妱崬
傒偺弌岥張棟偱僠僃僢僋偟丄栠傝斣抧偑忋婰偺sleep柦椷偵奩摉偡傞応崌偼栠傝
斣抧傪1柦椷暘乮2僶僀僩乯恑傔傞偙偲偵傛傝偙偺栤戣傪夞旔偟偰偄傞丅
偨偩偟丄偙偺曽朄偱偼懡廳妱崬傒偺弌岥張棟偵悢柦椷偺僆乕僶乕僿僢僪偑惗偠傞丅
OMIT_POWER_CONTROL儅僋儘傪掕媊偡傞偙偲偱sleep柦椷偺戙傢傝偵nop柦椷偑憓擖
偝傟丄懡廳妱崬傒偺弌岥張棟偱偺僠僃僢僋儖乕僠儞偼徣棯偝傟傞丅乮偙偺応崌偼
徚旓揹椡偺揰偱晄棙偵側傞丅乯

5.4.2 妱崬傒乛CPU椺奜偺弌擖岥張棟偵偮偄偰

SH1偲摨偠丅
SH1/2偱偼妱崬傒庴晅捈屻偵妱崬傒嬛巭偵側偭偰偄側偄偨傔丄妱崬傒A偺擖岥張棟
拞偵暿偺妱崬傒B偑擖傞壜擻惈偑偁傞丅乮偙傟偼僴乕僪僂僃傾偺傾乕僉僥僋
僠儍忋旔偗傛偆偑側偄丅乯妱崬傒僴儞僪儔B撪偱僞僗僋愗傝懼偊傪婲偙偡傛偆
側僒乕價僗僐乕儖傪屇傇偲妱崬傒B偺弌岥張棟偱暿偺僞僗僋偵僨傿僗僷僢僠偟
偰偟傑偄丄僞僗僋2偐傜尦偺僞僗僋偵栠偭偰偔傞傑偱丄妱崬傒A偺張棟偑抶傟偰
偟傑偆丅
傑偨丄妱崬傒A偑儗儀儖僩儕僈偩偲2夞専弌偝傟偰偟傑偆栤戣傕偁傞丅
偙傟傪杊偖偨傔丄僗僞僢僋偵愊傫偱偁傞栠傝愭偺IPM偲task_intmask偺抣傪斾
妑偟偰丄擖岥張棟拞偵妱崬傒偑擖傜側偐偭偨偐僠僃僢僋偟偰偄傞丅
乮cpu_support.S偺_ret_int嶲徠乯

SH1/2偱偼CPU椺奜傪庴偗晅偗偰傕妱崬傒儅僗僋偼曄壔偟側偄偨傔丄CPU椺奜偺擖
岥張棟拞偵妱崬傒偑擖偭偨応崌丄忋婰偺傛偆側敾暿曽朄偱傕懳張偱偒側偄丅偦
偺偨傔丄妱崬傒偺弌岥張棟偱僗僞僢僋偵愊傑傟偨栠傝斣抧偲CPU椺奜偺擖岥張
棟偺斣抧傪斾妑偟偰丄栠傝愭偑CPU椺奜偺擖岥張棟偐斲偐傪敾暿張棟傪僆僾
僔儑儞偱梡堄偟偰偄傞丅偙偺張棟偼CPU椺奜傪搊榐偟偨僥乕僽儖傪僒乕僠偡傞
張棟偑擖傞偨傔丄妱傝崬傒嬛巭嬫娫偑挿偔側傞丅偙偺敾暿張棟傪桳岠偵偟偨偄
応崌偼儅僋儘SUPPORT_CPU_EXC_ENTRY_CHECK傪掕媊偡傞丅
僞僗僋僐儞僥僉僗僩偱敪惗偟偨CPU椺奜偺張棟偼丄屻夞偟偵偝傟偰傕妱崬傒傎
偳栤戣偼側偄偲峫偊丄忋婰偺張棟偼僨僼僅儖僩偱偼柍岠偵偟偰偄傞丅乮僞僗僋
僐儞僥僉僗僩偱偺CPU椺奜偑偳偺僞僗僋撪偱敪惗偡傞偐偼丄妱崬傒偺傛偆偵僞
僀儈儞僌偵傛傞傕偺偱偼側偔昁慠揑側傕偺偱偁傞偨傔丄CPU椺奜張棟偺桪愭弴
埵傕偦偺僞僗僋偵弨偠傞傕偺偲偟偰敾抐偟偨丅乯

忋婰偺僥乕僽儖偼僨僼僅儖僩偱CPU椺奜傪6梫場搊榐偱偒傞傛偆偵偟偰偄傞偑丄
傾僾儕働乕僔儑儞偱僩儔僢僾柦椷傪巊梡偟丄僇乕僱儖偱僴儞僪儕儞僌偡傞応崌
偼user_config.h偺NUM_EXC偺抣傪揔媂曄峏偡傞丅


5.4 gcc3.x懳墳偵偮偄偰

SH2斉偼gcc3.x宯偱摦嶌妋擣偼偟偰偄側偄丅


俇丏偦偺懠

6.1 僨傿儗僋僩儕丒僼傽僀儖峔惉

SH2 僞乕僎僢僩埶懚晹偺奺僼傽僀儖偺奣梫偼師偺捠傝丅

    config/sh2/
	Makefile.config	Makefile偺SH2埶懚掕媊
	cpu_config.c	僾儘僙僢僒埶懚晹偺娭悢
	cpu_config.h	僾儘僙僢僒埶懚晹偺峔惉掕媊
	cpu_context.h	僐儞僥僉僗僩憖嶌
	cpu_defs.h	僾儘僙僢僒埶懚晹偺傾僾儕働乕僔儑儞梡掕媊
	cpu_insn.h	掅儗儀儖偺僾儘僙僢僒憖嶌儖乕僠儞
	cpu_rename.def	僇乕僱儖偺撪晹幆暿柤偺儕僱乕儉掕媊
	cpu_rename.h	僇乕僱儖偺撪晹幆暿柤偺儕僱乕儉
	cpu_support.S	僾儘僙僢僒埶懚晹偺僒僽儖乕僠儞
	cpu_unrename.h	僇乕僱儖偺撪晹幆暿柤偺儕僱乕儉夝彍
	makeoffset.c	offset.h 惗惉僒億乕僩僾儘僌儔儉
	sh7145.h		SH7145偺掕媊
	sh7145cmt.h		SH7145撪憼cmt梡僞僀儅乕僪儔僀僶
	sh7145sci.c		SH7145撪憼sci梡僔儕傾儖僪儔僀僶
	sh7145sci.h		SH7145撪憼sci梡僔儕傾儖僪儔僀僶
	sh7615.h		SH7615偺掕媊
	sh7615frt.h		SH7615撪憼frt梡僞僀儅乕僪儔僀僶
	sh7615scif.c	SH7615撪憼scif梡僔儕傾儖僪儔僀僶
	sh7615scif.h	SH7615撪憼scif梡僔儕傾儖僪儔僀僶
	start.S		僗僞乕僩傾僢僾儌僕儏乕儖
	tool_config.h	奐敪娐嫬埶懚晹偺峔惉掕媊乮GNU奐敪娐嫬梡乯
	tool_defs.h	奐敪娐嫬埶懚晹偺傾僾儕働乕僔儑儞梡掕媊乮GNU奐敪娐嫬梡乯



    config/sh2/hsb7616it/
	(姅)杒搇揹巕惢偺HSB7615IT(CPU: SH7615)

	Makefile.config	Makefile偺HSB7615IT儃乕僪埶懚掕媊
	hsb7616it.h		HSB7615IT偺僴乕僪僂僃傾掕媊
	hw_serial.cfg	SIO僪儔僀僶偺僐儞僼傿僊儏儗乕僔儑儞僼傽僀儖
	hw_serial.h		SIO僪儔僀僶
	hw_timer.h		僞僀儅憖嶌儖乕僠儞
	sh2.h			SH2偺掕媊
	shelf.ld		儕儞僇僗僋儕僾僩
	shelf.stub.ld	儕儞僇僗僋儕僾僩(stub梡)
	sys_config.c	僔僗僥儉埶懚晹偺娭悢
	sys_config.h	僔僗僥儉埶懚晹偺峔惉掕媊
	user_config.h	儐乕僓乕掕媊忣曬
	sys_defs.h  	僔僗僥儉埶懚晹偺傾僾儕働乕僔儑儞梡掕媊
	sys_rename.def	僇乕僱儖偺撪晹幆暿柤偺儕僱乕儉掕媊
	sys_rename.h	僇乕僱儖偺撪晹幆暿柤偺儕僱乕儉
	sys_support.S	僔僗僥儉埶懚晹偺僒僽儖乕僠儞
	sys_unrename.h	僇乕僱儖偺撪晹幆暿柤偺儕僱乕儉夝彍


    config/sh2/apsh2f6a/
	姅)傾儖僼傽僾儘僕僃僋僩惢偺AP-SH2F-6A(CPU: SH7145)

	Makefile.config	Makefile偺AP-SH2F-6A儃乕僪埶懚掕媊
	apsh2f6a.h		AP-SH2F-6A偺僴乕僪僂僃傾掕媊
	hw_serial.cfg	SIO僪儔僀僶偺僐儞僼傿僊儏儗乕僔儑儞僼傽僀儖
	hw_serial.h		SIO僪儔僀僶
	hw_timer.h		僞僀儅憖嶌儖乕僠儞
	sh2.h			SH2偺掕媊
	shelf.ld		儕儞僇僗僋儕僾僩
	shelf.stub.ld	儕儞僇僗僋儕僾僩(stub梡)
	sys_config.c	僔僗僥儉埶懚晹偺娭悢
	sys_config.h	僔僗僥儉埶懚晹偺峔惉掕媊
	user_config.h	儐乕僓乕掕媊忣曬
	sys_defs.h  	僔僗僥儉埶懚晹偺傾僾儕働乕僔儑儞梡掕媊
	sys_rename.def	僇乕僱儖偺撪晹幆暿柤偺儕僱乕儉掕媊
	sys_rename.h	僇乕僱儖偺撪晹幆暿柤偺儕僱乕儉
	sys_support.S	僔僗僥儉埶懚晹偺僒僽儖乕僠儞
	sys_unrename.h	僇乕僱儖偺撪晹幆暿柤偺儕僱乕儉夝彍


6.2 儐乕僓乕偺愝掕崁栚

SH1/2埶懚晹偱偼丄儐乕僓乕偺愝掕崁栚傪僔僗僥儉埶懚晹偺俀偮偺僼傽僀儖
Makefile.config偲user_config.h偵傑偲傔偰偁傝丄儐乕僓乕偼僇乕僱儖撪晹偵
棫偪擖傜側偔偰傕丄偁傞掱搙丄愝掕傪曄峏壜擻偵偟偰偄傞丅


丒_MACRO_ONLY
丂丂儅僋儘掕媊偺傒偱偁傝丄傾僙儞僽儔僜乕僗偐傜僀儞僋儖乕僪偟偰傕
丂丂傾僙儞僽儖僄儔乕偵側傜側偄晹暘傪拪弌偡傞偨傔偺儅僋儘

丒SUPPORT_CHG_IPM
丂丂2.2愡嶲徠

丒OMIT_POWER_CONTROL
丂丂5.2愡嶲徠

丒GDB_STUB
丂丂GDB stub梡丅