updated comments
This commit is contained in:
Markus Fröschle
@@ -1,5 +1,7 @@
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<?xml version="1.0" encoding="UTF-8" standalone="no"?>
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<?fileVersion 4.0.0?><cproject storage_type_id="org.eclipse.cdt.core.XmlProjectDescriptionStorage">
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<?fileVersion 4.0.0?>
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<cproject storage_type_id="org.eclipse.cdt.core.XmlProjectDescriptionStorage">
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<storageModule moduleId="org.eclipse.cdt.core.settings">
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<cconfiguration id="cdt.managedbuild.toolchain.gnu.cross.base.500844171">
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<storageModule buildSystemId="org.eclipse.cdt.managedbuilder.core.configurationDataProvider" id="cdt.managedbuild.toolchain.gnu.cross.base.500844171" moduleId="org.eclipse.cdt.core.settings" name="Default">
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@@ -127,8 +129,9 @@
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<targetPlatform archList="all" binaryParser="org.eclipse.cdt.core.ELF" id="cdt.managedbuild.targetPlatform.gnu.cross.1712307593" isAbstract="false" osList="all" superClass="cdt.managedbuild.targetPlatform.gnu.cross"/>
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<builder id="cdt.managedbuild.builder.gnu.cross.1872779390" keepEnvironmentInBuildfile="false" managedBuildOn="false" name="Gnu Make Builder" superClass="cdt.managedbuild.builder.gnu.cross"/>
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<tool id="cdt.managedbuild.tool.gnu.cross.c.compiler.1693427002" name="Cross GCC Compiler" superClass="cdt.managedbuild.tool.gnu.cross.c.compiler">
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<option id="gnu.c.compiler.option.include.paths.559413321" superClass="gnu.c.compiler.option.include.paths" valueType="includePath">
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<option id="gnu.c.compiler.option.include.paths.559413321" name="Include paths (-I)" superClass="gnu.c.compiler.option.include.paths" valueType="includePath">
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<listOptionValue builtIn="false" value="/usr/m68k-elf/include"/>
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<listOptionValue builtIn="false" value="/usr/lib/gcc/m68k-elf/4.6.3/include"/>
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</option>
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<inputType id="cdt.managedbuild.tool.gnu.c.compiler.input.589685537" superClass="cdt.managedbuild.tool.gnu.c.compiler.input"/>
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</tool>
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@@ -212,34 +215,9 @@
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</storageModule>
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<storageModule moduleId="scannerConfiguration">
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<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId=""/>
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<scannerConfigBuildInfo instanceId="cdt.managedbuild.toolchain.gnu.cross.base.500844171.756690686;cdt.managedbuild.toolchain.gnu.cross.base.500844171.756690686.;cdt.managedbuild.tool.gnu.cross.c.compiler.283290301;cdt.managedbuild.tool.gnu.c.compiler.input.1445023059">
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<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId="org.eclipse.cdt.managedbuilder.core.GCCManagedMakePerProjectProfileC"/>
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</scannerConfigBuildInfo>
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<scannerConfigBuildInfo instanceId="cdt.managedbuild.toolchain.gnu.cross.base.500844171;cdt.managedbuild.toolchain.gnu.cross.base.500844171.251316721;cdt.managedbuild.tool.gnu.cross.c.compiler.1346392496;cdt.managedbuild.tool.gnu.c.compiler.input.2036594113">
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<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId="org.eclipse.cdt.managedbuilder.core.GCCManagedMakePerProjectProfileC"/>
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</scannerConfigBuildInfo>
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<scannerConfigBuildInfo instanceId="cdt.managedbuild.toolchain.gnu.cross.base.500844171;cdt.managedbuild.toolchain.gnu.cross.base.500844171.251316721;cdt.managedbuild.tool.gnu.cross.c.compiler.915906842;cdt.managedbuild.tool.gnu.c.compiler.input.1420707322">
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<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId="org.eclipse.cdt.managedbuilder.core.GCCManagedMakePerProjectProfileC"/>
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</scannerConfigBuildInfo>
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<scannerConfigBuildInfo instanceId="cdt.managedbuild.toolchain.gnu.cross.base.500844171.756690686">
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<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId="org.eclipse.cdt.managedbuilder.core.GCCManagedMakePerProjectProfileC"/>
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<profile id="org.eclipse.cdt.managedbuilder.core.GCCManagedMakePerProjectProfileC">
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<buildOutputProvider>
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<openAction enabled="true" filePath=""/>
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<parser enabled="true"/>
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</buildOutputProvider>
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<scannerInfoProvider id="specsFile">
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<runAction arguments="-E -P -v -dD "${plugin_state_location}/specs.c"" command="m68k-atari-mint-gcc" useDefault="true"/>
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<parser enabled="true"/>
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</scannerInfoProvider>
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</profile>
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</scannerConfigBuildInfo>
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<scannerConfigBuildInfo instanceId="cdt.managedbuild.toolchain.gnu.cross.base.500844171;cdt.managedbuild.toolchain.gnu.cross.base.500844171.2140460233;cdt.managedbuild.tool.gnu.cross.c.compiler.915906842.729509112;cdt.managedbuild.tool.gnu.c.compiler.input.2002421488">
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<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId="org.eclipse.cdt.managedbuilder.core.GCCManagedMakePerProjectProfileC"/>
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</scannerConfigBuildInfo>
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<scannerConfigBuildInfo instanceId="cdt.managedbuild.toolchain.gnu.cross.base.500844171.756690686;cdt.managedbuild.toolchain.gnu.cross.base.500844171.756690686.;cdt.managedbuild.tool.gnu.cross.c.compiler.359669870;cdt.managedbuild.tool.gnu.c.compiler.input.374200372">
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<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId="org.eclipse.cdt.managedbuilder.core.GCCManagedMakePerProjectProfileC"/>
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</scannerConfigBuildInfo>
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<scannerConfigBuildInfo instanceId="cdt.managedbuild.toolchain.gnu.cross.base.500844171.756690686;cdt.managedbuild.toolchain.gnu.cross.base.500844171.756690686.;cdt.managedbuild.tool.gnu.cross.c.compiler.1024005096;cdt.managedbuild.tool.gnu.c.compiler.input.1427165564">
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<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId="org.eclipse.cdt.managedbuilder.core.GCCManagedMakePerProjectProfileC"/>
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<profile id="org.eclipse.cdt.managedbuilder.core.GCCManagedMakePerProjectProfileC">
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@@ -253,5 +231,33 @@
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</scannerInfoProvider>
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</profile>
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</scannerConfigBuildInfo>
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<scannerConfigBuildInfo instanceId="cdt.managedbuild.toolchain.gnu.cross.base.500844171.756690686;cdt.managedbuild.toolchain.gnu.cross.base.500844171.756690686.;cdt.managedbuild.tool.gnu.cross.c.compiler.283290301;cdt.managedbuild.tool.gnu.c.compiler.input.1445023059">
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<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId="org.eclipse.cdt.managedbuilder.core.GCCManagedMakePerProjectProfileC"/>
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</scannerConfigBuildInfo>
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<scannerConfigBuildInfo instanceId="cdt.managedbuild.toolchain.gnu.cross.base.500844171.756690686">
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<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId="org.eclipse.cdt.managedbuilder.core.GCCManagedMakePerProjectProfileC"/>
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<profile id="org.eclipse.cdt.managedbuilder.core.GCCManagedMakePerProjectProfileC">
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<buildOutputProvider>
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<openAction enabled="true" filePath=""/>
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<parser enabled="true"/>
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</buildOutputProvider>
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<scannerInfoProvider id="specsFile">
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<runAction arguments="-E -P -v -dD "${plugin_state_location}/specs.c"" command="m68k-atari-mint-gcc" useDefault="true"/>
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<parser enabled="true"/>
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</scannerInfoProvider>
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</profile>
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</scannerConfigBuildInfo>
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<scannerConfigBuildInfo instanceId="cdt.managedbuild.toolchain.gnu.cross.base.500844171.756690686;cdt.managedbuild.toolchain.gnu.cross.base.500844171.756690686.;cdt.managedbuild.tool.gnu.cross.c.compiler.359669870;cdt.managedbuild.tool.gnu.c.compiler.input.374200372">
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<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId="org.eclipse.cdt.managedbuilder.core.GCCManagedMakePerProjectProfileC"/>
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</scannerConfigBuildInfo>
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<scannerConfigBuildInfo instanceId="cdt.managedbuild.toolchain.gnu.cross.base.500844171;cdt.managedbuild.toolchain.gnu.cross.base.500844171.251316721;cdt.managedbuild.tool.gnu.cross.c.compiler.915906842;cdt.managedbuild.tool.gnu.c.compiler.input.1420707322">
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<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId="org.eclipse.cdt.managedbuilder.core.GCCManagedMakePerProjectProfileC"/>
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</scannerConfigBuildInfo>
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<scannerConfigBuildInfo instanceId="cdt.managedbuild.toolchain.gnu.cross.base.500844171;cdt.managedbuild.toolchain.gnu.cross.base.500844171.2140460233;cdt.managedbuild.tool.gnu.cross.c.compiler.915906842.729509112;cdt.managedbuild.tool.gnu.c.compiler.input.2002421488">
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<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId="org.eclipse.cdt.managedbuilder.core.GCCManagedMakePerProjectProfileC"/>
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</scannerConfigBuildInfo>
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<scannerConfigBuildInfo instanceId="cdt.managedbuild.toolchain.gnu.cross.base.1557606920;cdt.managedbuild.toolchain.gnu.cross.base.1557606920.894087346;cdt.managedbuild.tool.gnu.cross.c.compiler.1693427002;cdt.managedbuild.tool.gnu.c.compiler.input.589685537">
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<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId="org.eclipse.cdt.managedbuilder.core.GCCManagedMakePerProjectProfileC"/>
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</scannerConfigBuildInfo>
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</storageModule>
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</cproject>
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@@ -132,7 +132,7 @@
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move.w #0x2700,sr // disable interrupt
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subq.l #8,a7
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movem.l d0/a5,(a7) // register sichern
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movem.l d0/a5,(a7) // save registers
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lea MCF_EPORT_EPFR,a5
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move.b #\clr_int,(a5) // clear int pending
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// test auf protect mode ---------------------
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@@ -140,23 +140,23 @@
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btst #7,d0
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bne irq_protect // ja->
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// -------------------------------------------
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movem.l (a7),d0/a5 // register zurück
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movem.l (a7),d0/a5 // restore registers
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addq.l #8,a7
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move.l \vector,-(a7)
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move #0x2\int_mask\()00,sr
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rts
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irq_protect:
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move.l usp,a5 // usp holen
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tst.b _rt_mod // supervisor?
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bne sev_supint // ja ->
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mov3q.l #-1,_rt_mod // auf supervisor setzen
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move.l a5,_rt_usp // rt_usp speichern
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move.l _rt_ssp,a5 // rt_ssp holen
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move.l usp,a5 // get usp
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tst.b _rt_mod // supervisor mode active?
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bne sev_supint // yes ->
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mov3q.l #-1,_rt_mod // enable supervisor mode
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move.l a5,_rt_usp // save rt_usp
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move.l _rt_ssp,a5 // get rt_ssp
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#ifdef cf_stack
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move.l 12(a7),-(a5) // pc transferieren
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move.l 12(a7),-(a5) // transfer pc
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move.l 8(a7),-(a5) // sr,vec
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#else
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move.w 8(a7),-(a5) // vector nr.
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move.w 8(a7),-(a5) // vector no
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move.l 12(a7),-(a5) // pc verschieben
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move.w 10(a7),-(a5) // sr verschieben
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#endif
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@@ -210,7 +210,7 @@ _vec_init:
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clr.l _rt_ssp
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clr.l _rt_usp
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clr.l _rt_vbr
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move.l #__RAMBAR0,d0 // sind in rambar0
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move.l #__RAMBAR0,d0 // exception vectors reside in rambar0
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movec d0,VBR
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move.l d0,a0
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move.l a0,a2
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@@ -218,7 +218,7 @@ init_vec:
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move.l #256,d0
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lea std_exc_vec(pc),a1 // standard vector
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init_vec_loop:
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move.l a1,(a2)+ // mal standard vector f<EFBFBD>r alle setzen
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move.l a1,(a2)+ // set standard vector for all exceptions
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subq.l #1,d0
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bne init_vec_loop
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@@ -266,6 +266,8 @@ init_vec_loop:
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move.l a1,0xdc(a0)
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no_protect_vectors:
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// trap #0 (without any parameters for now) is used to provide BaS' XHDI
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// routine address to EmuTOS.
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lea _xhdi_sd_install,a1
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move.l a1,0x80(a0) // trap #0 exception vector
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@@ -363,14 +365,14 @@ sev_sup:
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add.l _rt_vbr,d0 // + basis
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move.l d0,a5
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move.l (a5),12(a7) // hier geht's weiter
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movem.l (a7),d0/a5 // register zur<EFBFBD>ck
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movem.l (a7),d0/a5 // register zurück
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addq.l #8,a7
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rte // und weg
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//*******************************************
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reset_vector:
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move.w #0x2700,sr // disable interrupt
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move.l #0x31415926,d0
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cmp.l 0x426,d0 // reset vector g<EFBFBD>ltg?
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cmp.l 0x426,d0 // reset vector gültg?
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beq std_exc_vec // ja->
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jmp _rom_entry // sonst kaltstart
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acess:
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@@ -470,7 +472,7 @@ irq6: // mfp
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// test auf timeout screen adr change -------------------------------------------------------
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move.l _video_sbt,d0
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beq irq6_non_sca // wenn 0 nichts zu tun
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sub.l #0x70000000,d0 // 14 sec abz<EFBFBD>hlen
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sub.l #0x70000000,d0 // 14 sec abzählen
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lea MCF_SLT0_SCNT,a5
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cmp.l (a5),d0 // aktuelle zeit weg
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ble irq6_non_sca // noch nicht abgelaufen
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@@ -490,7 +492,7 @@ irq6: // mfp
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swap d4
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move.l d4,MCF_MMU_MMUAR
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mvz.w #0x10e,d4
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move.l d4,MCF_MMU_MMUOR // eintr<EFBFBD>ge holen aus mmu
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move.l d4,MCF_MMU_MMUOR // einträge holen aus mmu
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nop
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move.l MCF_MMU_MMUTR,d4 // ID holen
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lsr.l #2,d4 // bit 9 bis 2
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@@ -530,9 +532,9 @@ irq6_sca_pn:
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move.l #0x2000,d0
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move.l d0,_video_tlb // anfangszustand wieder herstellen
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clr.l _video_sbt // zeit l<EFBFBD>schen
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clr.l _video_sbt // zeit löschen
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movem.l (a7),d0-d4/a0-a1 // register zur<EFBFBD>ck
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movem.l (a7),d0-d4/a0-a1 // register zurück
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lea 28(a7),a7
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irq6_non_sca:
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// test auf acsi dma -----------------------------------------------------------------
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@@ -569,9 +571,9 @@ irq6_2:
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move.l 0xF0020000,a5 // vector holen
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add.l _rt_vbr,a5 // basis
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move.l (a5),d0 // vector holen
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move.l 4(a7),a5 // a5 zur<EFBFBD>ck
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move.l 4(a7),a5 // a5 zurück
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move.l d0,4(a7) // vector eintragen
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move.l (a7)+,d0 // d0 zur<EFBFBD>ck
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move.l (a7)+,d0 // d0 zurück
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move #0x2600,sr
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rts
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irq6_3:
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@@ -593,7 +595,7 @@ irq6_3:
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move.l 0xF0020000,a5 // vector holen: intack routine
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add.l _rt_vbr,a5 // virtuelle VBR des Systems
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move.l (a5),12(a7) // hier gehts weiter
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movem.l (a7),d0/a5 // register zur<EFBFBD>ck
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movem.l (a7),d0/a5 // register zurück
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addq.l #8,a7
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move.b #6,2(a7) // intmaske setzen
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rte // und weg
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@@ -612,7 +614,7 @@ sev_sup6:
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move.l 0xF0020000,a5 // vector holen: intack routine
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add.l _rt_vbr,a5 // virtuelle VBR des Systems
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move.l (a5),12(a7) // hier gehts weiter
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movem.l (a7),d0/a5 // register zur<EFBFBD>ck
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movem.l (a7),d0/a5 // register zurück
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rts
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.data
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@@ -2,11 +2,10 @@
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// XHDI entry point
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//
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.extern _xhdi_call
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.globl _xhdi_vec
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.globl _xhdi_sd_install
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.equ _drvbits, 0x4c2
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//
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// this is where the XHDI cookie points to:
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//
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@@ -35,8 +34,7 @@ _old_vector:
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//
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_xhdi_sd_install:
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move.l 4(sp),d0 // address of the old XHDI vector
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move.l d0,_old_vector // save it in case we need it
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move.l d0,_old_vector // save it - just in case we need it later
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move.l #_xhdi_vec,d0 // return our BaS vector to TOS
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move.l d0,a0 //
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rte
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