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/OK3568_Linux_fs/kernel/Documentation/openrisc/
H A Dopenrisc_port.rst2 OpenRISC Linux
5 This is a port of Linux to the OpenRISC class of microprocessors; the initial
6 target architecture, specifically, is the 32-bit OpenRISC 1000 family (or1k).
8 For information about OpenRISC processors and ongoing development:
11 website https://openrisc.io
12 email openrisc@lists.librecores.org
17 Build instructions for OpenRISC toolchain and Linux
20 In order to build and run Linux for OpenRISC, you'll need at least a basic
26 Toolchain binaries can be obtained from openrisc.io or our github releases page.
27 Instructions for building the different toolchains can be found on openrisc.io
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/OK3568_Linux_fs/prebuilts/gcc/linux-x86/aarch64/gcc-arm-10.3-2021.07-x86_64-aarch64-none-linux-gnu/share/doc/as.html/
H A DOpenRISC_002dDirectives.html16 <title>Using as: OpenRISC-Directives</title>
18 <meta name="description" content="Using as: OpenRISC-Directives">
19 <meta name="keywords" content="Using as: OpenRISC-Directives">
27 <link href="OpenRISC_002dDependent.html#OpenRISC_002dDependent" rel="up" title="OpenRISC-Dependent">
28 <link href="OpenRISC_002dOpcodes.html#OpenRISC_002dOpcodes" rel="next" title="OpenRISC-Opcodes">
29 <link href="OpenRISC_002dFloat.html#OpenRISC_002dFloat" rel="previous" title="OpenRISC-Float">
66OpenRISC-Opcodes</a>, Previous: <a href="OpenRISC_002dFloat.html#OpenRISC_002dFloat" accesskey="p"…
69 <a name="OpenRISC-Machine-Directives"></a>
70 <h4 class="subsection">9.33.3 OpenRISC Machine Directives</h4>
72 <a name="index-OPENRISC-machine-directives"></a>
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H A DOpenRISC_002dOpcodes.html16 <title>Using as: OpenRISC-Opcodes</title>
18 <meta name="description" content="Using as: OpenRISC-Opcodes">
19 <meta name="keywords" content="Using as: OpenRISC-Opcodes">
27 <link href="OpenRISC_002dDependent.html#OpenRISC_002dDependent" rel="up" title="OpenRISC-Dependent">
29 <link href="OpenRISC_002dDirectives.html#OpenRISC_002dDirectives" rel="previous" title="OpenRISC-Di…
66 … rel="previous">OpenRISC-Directives</a>, Up: <a href="OpenRISC_002dDependent.html#OpenRISC_002dDep…
72 <a name="index-OpenRISC-opcode-summary"></a>
73 <a name="index-opcode-summary_002c-OpenRISC"></a>
74 <a name="index-mnemonics_002c-OpenRISC"></a>
76 <p>For detailed information on the OpenRISC machine instruction set, see
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H A DOpenRISC_002dSyntax.html16 <title>Using as: OpenRISC-Syntax</title>
18 <meta name="description" content="Using as: OpenRISC-Syntax">
19 <meta name="keywords" content="Using as: OpenRISC-Syntax">
27 <link href="OpenRISC_002dDependent.html#OpenRISC_002dDependent" rel="up" title="OpenRISC-Dependent">
28 <link href="OpenRISC_002dChars.html#OpenRISC_002dChars" rel="next" title="OpenRISC-Chars">
29 <link href="OpenRISC_002dDependent.html#OpenRISC_002dDependent" rel="previous" title="OpenRISC-Depe…
66 …ey="n" rel="next">OpenRISC-Float</a>, Up: <a href="OpenRISC_002dDependent.html#OpenRISC_002dDepend…
69 <a name="OpenRISC-Syntax"></a>
70 <h4 class="subsection">9.33.1 OpenRISC Syntax</h4>
71 <p>The assembler syntax follows the OpenRISC 1000 Architecture Manual.
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H A DOpenRISC_002dChars.html16 <title>Using as: OpenRISC-Chars</title>
18 <meta name="description" content="Using as: OpenRISC-Chars">
19 <meta name="keywords" content="Using as: OpenRISC-Chars">
27 <link href="OpenRISC_002dSyntax.html#OpenRISC_002dSyntax" rel="up" title="OpenRISC-Syntax">
28 <link href="OpenRISC_002dRegs.html#OpenRISC_002dRegs" rel="next" title="OpenRISC-Regs">
29 <link href="OpenRISC_002dSyntax.html#OpenRISC_002dSyntax" rel="previous" title="OpenRISC-Syntax">
66 …esskey="n" rel="next">OpenRISC-Regs</a>, Up: <a href="OpenRISC_002dSyntax.html#OpenRISC_002dSyntax…
72 <a name="index-line-comment-character_002c-OpenRISC"></a>
73 <a name="index-OpenRISC-line-comment-character"></a>
77 <a name="index-line-separator_002c-OpenRISC"></a>
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H A DOpenRISC_002dDependent.html16 <title>Using as: OpenRISC-Dependent</title>
18 <meta name="description" content="Using as: OpenRISC-Dependent">
19 <meta name="keywords" content="Using as: OpenRISC-Dependent">
28 <link href="OpenRISC_002dSyntax.html#OpenRISC_002dSyntax" rel="next" title="OpenRISC-Syntax">
69 <a name="OPENRISC-Dependent-Features"></a>
70 <h3 class="section">9.33 OPENRISC Dependent Features</h3>
72 <a name="index-OPENRISC-support"></a>
74 …l; <a href="OpenRISC_002dSyntax.html#OpenRISC_002dSyntax" accesskey="1">OpenRISC-Syntax</a>:</td><…
76 …ull; <a href="OpenRISC_002dFloat.html#OpenRISC_002dFloat" accesskey="2">OpenRISC-Float</a>:</td><t…
78 …C_002dDirectives" accesskey="3">OpenRISC-Directives</a>:</td><td>&nbsp;&nbsp;</td><td align="left"…
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H A DOpenRISC_002dFloat.html16 <title>Using as: OpenRISC-Float</title>
18 <meta name="description" content="Using as: OpenRISC-Float">
19 <meta name="keywords" content="Using as: OpenRISC-Float">
27 <link href="OpenRISC_002dDependent.html#OpenRISC_002dDependent" rel="up" title="OpenRISC-Dependent">
28 <link href="OpenRISC_002dDirectives.html#OpenRISC_002dDirectives" rel="next" title="OpenRISC-Direct…
29 <link href="OpenRISC_002dRelocs.html#OpenRISC_002dRelocs" rel="previous" title="OpenRISC-Relocs">
66OpenRISC-Directives</a>, Previous: <a href="OpenRISC_002dSyntax.html#OpenRISC_002dSyntax" accesske…
72 <a name="index-floating-point_002c-OPENRISC-_0028IEEE_0029"></a>
73 <a name="index-OPENRISC-floating-point-_0028IEEE_0029"></a>
74 <p>OpenRISC uses <small>IEEE</small> floating-point numbers.
H A DOpenRISC_002dRegs.html16 <title>Using as: OpenRISC-Regs</title>
18 <meta name="description" content="Using as: OpenRISC-Regs">
19 <meta name="keywords" content="Using as: OpenRISC-Regs">
27 <link href="OpenRISC_002dSyntax.html#OpenRISC_002dSyntax" rel="up" title="OpenRISC-Syntax">
28 <link href="OpenRISC_002dRelocs.html#OpenRISC_002dRelocs" rel="next" title="OpenRISC-Relocs">
29 <link href="OpenRISC_002dChars.html#OpenRISC_002dChars" rel="previous" title="OpenRISC-Chars">
66OpenRISC-Relocs</a>, Previous: <a href="OpenRISC_002dChars.html#OpenRISC_002dChars" accesskey="p" …
71 <a name="index-OpenRISC-registers"></a>
72 <a name="index-register-names_002c-OpenRISC"></a>
74 <p>The OpenRISC register file contains 32 general pupose registers.
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H A DOpenRISC_002dRelocs.html16 <title>Using as: OpenRISC-Relocs</title>
18 <meta name="description" content="Using as: OpenRISC-Relocs">
19 <meta name="keywords" content="Using as: OpenRISC-Relocs">
27 <link href="OpenRISC_002dSyntax.html#OpenRISC_002dSyntax" rel="up" title="OpenRISC-Syntax">
28 <link href="OpenRISC_002dFloat.html#OpenRISC_002dFloat" rel="next" title="OpenRISC-Float">
29 <link href="OpenRISC_002dRegs.html#OpenRISC_002dRegs" rel="previous" title="OpenRISC-Regs">
66 …ey="p" rel="previous">OpenRISC-Regs</a>, Up: <a href="OpenRISC_002dSyntax.html#OpenRISC_002dSyntax…
71 <a name="index-OpenRISC-relocations"></a>
72 <a name="index-relocations_002c-OpenRISC"></a>
74 <p>ELF relocations are available as defined in the OpenRISC architecture
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/OK3568_Linux_fs/prebuilts/gcc/linux-x86/arm/gcc-arm-10.3-2021.07-x86_64-arm-none-linux-gnueabihf/share/doc/as.html/
H A DOpenRISC_002dDirectives.html16 <title>Using as: OpenRISC-Directives</title>
18 <meta name="description" content="Using as: OpenRISC-Directives">
19 <meta name="keywords" content="Using as: OpenRISC-Directives">
27 <link href="OpenRISC_002dDependent.html#OpenRISC_002dDependent" rel="up" title="OpenRISC-Dependent">
28 <link href="OpenRISC_002dOpcodes.html#OpenRISC_002dOpcodes" rel="next" title="OpenRISC-Opcodes">
29 <link href="OpenRISC_002dFloat.html#OpenRISC_002dFloat" rel="previous" title="OpenRISC-Float">
66OpenRISC-Opcodes</a>, Previous: <a href="OpenRISC_002dFloat.html#OpenRISC_002dFloat" accesskey="p"…
69 <a name="OpenRISC-Machine-Directives"></a>
70 <h4 class="subsection">9.33.3 OpenRISC Machine Directives</h4>
72 <a name="index-OPENRISC-machine-directives"></a>
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H A DOpenRISC_002dOpcodes.html16 <title>Using as: OpenRISC-Opcodes</title>
18 <meta name="description" content="Using as: OpenRISC-Opcodes">
19 <meta name="keywords" content="Using as: OpenRISC-Opcodes">
27 <link href="OpenRISC_002dDependent.html#OpenRISC_002dDependent" rel="up" title="OpenRISC-Dependent">
29 <link href="OpenRISC_002dDirectives.html#OpenRISC_002dDirectives" rel="previous" title="OpenRISC-Di…
66 … rel="previous">OpenRISC-Directives</a>, Up: <a href="OpenRISC_002dDependent.html#OpenRISC_002dDep…
72 <a name="index-OpenRISC-opcode-summary"></a>
73 <a name="index-opcode-summary_002c-OpenRISC"></a>
74 <a name="index-mnemonics_002c-OpenRISC"></a>
76 <p>For detailed information on the OpenRISC machine instruction set, see
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H A DOpenRISC_002dSyntax.html16 <title>Using as: OpenRISC-Syntax</title>
18 <meta name="description" content="Using as: OpenRISC-Syntax">
19 <meta name="keywords" content="Using as: OpenRISC-Syntax">
27 <link href="OpenRISC_002dDependent.html#OpenRISC_002dDependent" rel="up" title="OpenRISC-Dependent">
28 <link href="OpenRISC_002dChars.html#OpenRISC_002dChars" rel="next" title="OpenRISC-Chars">
29 <link href="OpenRISC_002dDependent.html#OpenRISC_002dDependent" rel="previous" title="OpenRISC-Depe…
66 …ey="n" rel="next">OpenRISC-Float</a>, Up: <a href="OpenRISC_002dDependent.html#OpenRISC_002dDepend…
69 <a name="OpenRISC-Syntax"></a>
70 <h4 class="subsection">9.33.1 OpenRISC Syntax</h4>
71 <p>The assembler syntax follows the OpenRISC 1000 Architecture Manual.
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H A DOpenRISC_002dChars.html16 <title>Using as: OpenRISC-Chars</title>
18 <meta name="description" content="Using as: OpenRISC-Chars">
19 <meta name="keywords" content="Using as: OpenRISC-Chars">
27 <link href="OpenRISC_002dSyntax.html#OpenRISC_002dSyntax" rel="up" title="OpenRISC-Syntax">
28 <link href="OpenRISC_002dRegs.html#OpenRISC_002dRegs" rel="next" title="OpenRISC-Regs">
29 <link href="OpenRISC_002dSyntax.html#OpenRISC_002dSyntax" rel="previous" title="OpenRISC-Syntax">
66 …esskey="n" rel="next">OpenRISC-Regs</a>, Up: <a href="OpenRISC_002dSyntax.html#OpenRISC_002dSyntax…
72 <a name="index-line-comment-character_002c-OpenRISC"></a>
73 <a name="index-OpenRISC-line-comment-character"></a>
77 <a name="index-line-separator_002c-OpenRISC"></a>
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H A DOpenRISC_002dDependent.html16 <title>Using as: OpenRISC-Dependent</title>
18 <meta name="description" content="Using as: OpenRISC-Dependent">
19 <meta name="keywords" content="Using as: OpenRISC-Dependent">
28 <link href="OpenRISC_002dSyntax.html#OpenRISC_002dSyntax" rel="next" title="OpenRISC-Syntax">
69 <a name="OPENRISC-Dependent-Features"></a>
70 <h3 class="section">9.33 OPENRISC Dependent Features</h3>
72 <a name="index-OPENRISC-support"></a>
74 …l; <a href="OpenRISC_002dSyntax.html#OpenRISC_002dSyntax" accesskey="1">OpenRISC-Syntax</a>:</td><…
76 …ull; <a href="OpenRISC_002dFloat.html#OpenRISC_002dFloat" accesskey="2">OpenRISC-Float</a>:</td><t…
78 …C_002dDirectives" accesskey="3">OpenRISC-Directives</a>:</td><td>&nbsp;&nbsp;</td><td align="left"…
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H A DOpenRISC_002dFloat.html16 <title>Using as: OpenRISC-Float</title>
18 <meta name="description" content="Using as: OpenRISC-Float">
19 <meta name="keywords" content="Using as: OpenRISC-Float">
27 <link href="OpenRISC_002dDependent.html#OpenRISC_002dDependent" rel="up" title="OpenRISC-Dependent">
28 <link href="OpenRISC_002dDirectives.html#OpenRISC_002dDirectives" rel="next" title="OpenRISC-Direct…
29 <link href="OpenRISC_002dRelocs.html#OpenRISC_002dRelocs" rel="previous" title="OpenRISC-Relocs">
66OpenRISC-Directives</a>, Previous: <a href="OpenRISC_002dSyntax.html#OpenRISC_002dSyntax" accesske…
72 <a name="index-floating-point_002c-OPENRISC-_0028IEEE_0029"></a>
73 <a name="index-OPENRISC-floating-point-_0028IEEE_0029"></a>
74 <p>OpenRISC uses <small>IEEE</small> floating-point numbers.
H A DOpenRISC_002dRegs.html16 <title>Using as: OpenRISC-Regs</title>
18 <meta name="description" content="Using as: OpenRISC-Regs">
19 <meta name="keywords" content="Using as: OpenRISC-Regs">
27 <link href="OpenRISC_002dSyntax.html#OpenRISC_002dSyntax" rel="up" title="OpenRISC-Syntax">
28 <link href="OpenRISC_002dRelocs.html#OpenRISC_002dRelocs" rel="next" title="OpenRISC-Relocs">
29 <link href="OpenRISC_002dChars.html#OpenRISC_002dChars" rel="previous" title="OpenRISC-Chars">
66OpenRISC-Relocs</a>, Previous: <a href="OpenRISC_002dChars.html#OpenRISC_002dChars" accesskey="p" …
71 <a name="index-OpenRISC-registers"></a>
72 <a name="index-register-names_002c-OpenRISC"></a>
74 <p>The OpenRISC register file contains 32 general pupose registers.
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H A DOpenRISC_002dRelocs.html16 <title>Using as: OpenRISC-Relocs</title>
18 <meta name="description" content="Using as: OpenRISC-Relocs">
19 <meta name="keywords" content="Using as: OpenRISC-Relocs">
27 <link href="OpenRISC_002dSyntax.html#OpenRISC_002dSyntax" rel="up" title="OpenRISC-Syntax">
28 <link href="OpenRISC_002dFloat.html#OpenRISC_002dFloat" rel="next" title="OpenRISC-Float">
29 <link href="OpenRISC_002dRegs.html#OpenRISC_002dRegs" rel="previous" title="OpenRISC-Regs">
66 …ey="p" rel="previous">OpenRISC-Regs</a>, Up: <a href="OpenRISC_002dSyntax.html#OpenRISC_002dSyntax…
71 <a name="index-OpenRISC-relocations"></a>
72 <a name="index-relocations_002c-OpenRISC"></a>
74 <p>ELF relocations are available as defined in the OpenRISC architecture
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/OK3568_Linux_fs/prebuilts/gcc/linux-x86/aarch64/gcc-arm-10.3-2021.07-x86_64-aarch64-none-linux-gnu/share/doc/gdb/
H A DOpenRISC-1000.html17 <title>Debugging with GDB: OpenRISC 1000</title>
19 <meta name="description" content="Debugging with GDB: OpenRISC 1000">
20 <meta name="keywords" content="Debugging with GDB: OpenRISC 1000">
64 <a name="OpenRISC-1000"></a>
70 <a name="OpenRISC-1000-1"></a>
71 <h4 class="subsection">21.3.7 OpenRISC 1000</h4>
72 <a name="index-OpenRISC-1000"></a>
74 <p>The OpenRISC 1000 provides a free RISC instruction set architecture. It is
78 <p><small>GDB</small> for OpenRISC supports the below commands when connecting to
96 <dd><p>Toggle whether to display OpenRISC-specific debugging messages from the
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H A DOpenRISC-1000-Features.html17 <title>Debugging with GDB: OpenRISC 1000 Features</title>
19 <meta name="description" content="Debugging with GDB: OpenRISC 1000 Features">
20 <meta name="keywords" content="Debugging with GDB: OpenRISC 1000 Features">
64 <a name="OpenRISC-1000-Features"></a>
70 <a name="OpenRISC-1000-Features-1"></a>
71 <h4 class="subsection">G.5.10 OpenRISC 1000 Features</h4>
72 <a name="index-target-descriptions_002c-OpenRISC-1000-features"></a>
74 <p>The &lsquo;<samp>org.gnu.gdb.or1k.group0</samp>&rsquo; feature is required for OpenRISC 1000
H A DPowerPC-Embedded.html30 <link href="OpenRISC-1000.html#OpenRISC-1000" rel="previous" title="OpenRISC 1000">
67 …" rel="next">AVR</a>, Previous: <a href="OpenRISC-1000.html#OpenRISC-1000" accesskey="p" rel="prev…
158 …" rel="next">AVR</a>, Previous: <a href="OpenRISC-1000.html#OpenRISC-1000" accesskey="p" rel="prev…
/OK3568_Linux_fs/prebuilts/gcc/linux-x86/arm/gcc-arm-10.3-2021.07-x86_64-arm-none-linux-gnueabihf/share/doc/gdb/
H A DOpenRISC-1000.html17 <title>Debugging with GDB: OpenRISC 1000</title>
19 <meta name="description" content="Debugging with GDB: OpenRISC 1000">
20 <meta name="keywords" content="Debugging with GDB: OpenRISC 1000">
64 <a name="OpenRISC-1000"></a>
70 <a name="OpenRISC-1000-1"></a>
71 <h4 class="subsection">21.3.7 OpenRISC 1000</h4>
72 <a name="index-OpenRISC-1000"></a>
74 <p>The OpenRISC 1000 provides a free RISC instruction set architecture. It is
78 <p><small>GDB</small> for OpenRISC supports the below commands when connecting to
96 <dd><p>Toggle whether to display OpenRISC-specific debugging messages from the
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H A DOpenRISC-1000-Features.html17 <title>Debugging with GDB: OpenRISC 1000 Features</title>
19 <meta name="description" content="Debugging with GDB: OpenRISC 1000 Features">
20 <meta name="keywords" content="Debugging with GDB: OpenRISC 1000 Features">
64 <a name="OpenRISC-1000-Features"></a>
70 <a name="OpenRISC-1000-Features-1"></a>
71 <h4 class="subsection">G.5.10 OpenRISC 1000 Features</h4>
72 <a name="index-target-descriptions_002c-OpenRISC-1000-features"></a>
74 <p>The &lsquo;<samp>org.gnu.gdb.or1k.group0</samp>&rsquo; feature is required for OpenRISC 1000
H A DPowerPC-Embedded.html30 <link href="OpenRISC-1000.html#OpenRISC-1000" rel="previous" title="OpenRISC 1000">
67 …" rel="next">AVR</a>, Previous: <a href="OpenRISC-1000.html#OpenRISC-1000" accesskey="p" rel="prev…
158 …" rel="next">AVR</a>, Previous: <a href="OpenRISC-1000.html#OpenRISC-1000" accesskey="p" rel="prev…
/OK3568_Linux_fs/kernel/arch/openrisc/
H A DMakefile13 # Modifications for the OpenRISC architecture:
39 head-y := arch/openrisc/kernel/head.o
41 core-y += arch/openrisc/lib/ \
42 arch/openrisc/kernel/ \
43 arch/openrisc/mm/
51 core-$(BUILTIN_DTB) += arch/openrisc/boot/dts/
H A DKconfig7 config OPENRISC config
79 Generic OpenRISC 1200 architecture
89 caches at relevant times. Most OpenRISC implementations support write-
149 OpenRISC architecture makes it optional to have it implemented
152 Say N here if you know that your OpenRISC processor has
159 Say Y here if your OpenRISC processor features shadowed

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