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Ignore whitespace Rev 341 → Rev 342

/SPARTAN/trunk/arch/ppc/include/asm/macro.h
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/SPARTAN/trunk/arch/ppc/include/interrupt.h
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/SPARTAN/trunk/arch/ppc/include/fpu_context.h
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/SPARTAN/trunk/arch/ppc/include/fmath.h
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/SPARTAN/trunk/arch/ppc/include/byteorder.h
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/SPARTAN/trunk/arch/ppc/include/types.h
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/SPARTAN/trunk/arch/ppc/include/thread.h
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/SPARTAN/trunk/arch/ppc/include/arg.h
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/SPARTAN/trunk/arch/ppc/include/atomic.h
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/SPARTAN/trunk/arch/ppc/include/arch.h
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/SPARTAN/trunk/arch/ppc/include/faddr.h
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/SPARTAN/trunk/arch/ppc/include/asm.h
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/SPARTAN/trunk/arch/ppc/include/mm/vm.h
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/SPARTAN/trunk/arch/ppc/include/mm/frame.h
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/SPARTAN/trunk/arch/ppc/include/mm/memory_init.h
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/SPARTAN/trunk/arch/ppc/include/mm/page.h
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/SPARTAN/trunk/arch/ppc/include/context.h
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/SPARTAN/trunk/arch/ppc/include/barrier.h
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/SPARTAN/trunk/arch/ppc/include/cpu.h
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/SPARTAN/trunk/arch/ppc/include/drivers/ofw.h
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/SPARTAN/trunk/arch/ppc/boot/Makefile
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/SPARTAN/trunk/arch/ppc/boot/boot.S
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/SPARTAN/trunk/arch/ppc/boot/main.c
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/SPARTAN/trunk/arch/ppc/boot/_link.ld
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/SPARTAN/trunk/arch/ppc/boot/main.h
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/SPARTAN/trunk/arch/ppc/Makefile.inc
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/SPARTAN/trunk/arch/ppc/src/ppc.c
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/SPARTAN/trunk/arch/ppc/src/context.S
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/SPARTAN/trunk/arch/ppc/src/debug/panic.s
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/SPARTAN/trunk/arch/ppc/src/cpu/cpu.c
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/SPARTAN/trunk/arch/ppc/src/mm/frame.c
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/SPARTAN/trunk/arch/ppc/src/mm/memory_init.c
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/SPARTAN/trunk/arch/ppc/src/mm/page.c
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/SPARTAN/trunk/arch/ppc/src/dummy.s
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/SPARTAN/trunk/arch/ppc/src/drivers/ofw.c
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/SPARTAN/trunk/arch/ppc/src/start.S
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/SPARTAN/trunk/arch/ppc/src/fpu_context.c
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/SPARTAN/trunk/arch/ppc/src/fmath.c
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/SPARTAN/trunk/arch/ppc/src/asm.S
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/SPARTAN/trunk/arch/ppc/_link.ld
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/SPARTAN/trunk/arch/ppc32/include/asm/macro.h
0,0 → 1,266
/*
* Copyright (C) 2005 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __ppc32_MACRO_H__
#define __ppc32_MACRO_H__
/*
* PPC assembler macros
*/
/* Condition Register Bit Fields */
#define cr0 0
#define cr1 1
#define cr2 2
#define cr3 3
#define cr4 4
#define cr5 5
#define cr6 6
#define cr7 7
/* General Purpose Registers (GPRs) */
#define r0 0
#define r1 1
#define r2 2
#define r3 3
#define r4 4
#define r5 5
#define r6 6
#define r7 7
#define r8 8
#define r9 9
#define r10 10
#define r11 11
#define r12 12
#define r13 13
#define r14 14
#define r15 15
#define r16 16
#define r17 17
#define r18 18
#define r19 19
#define r20 20
#define r21 21
#define r22 22
#define r23 23
#define r24 24
#define r25 25
#define r26 26
#define r27 27
#define r28 28
#define r29 29
#define r30 30
#define r31 31
/* GPR Aliases */
#define sp 1
/* Floating Point Registers (FPRs) */
#define fr0 0
#define fr1 1
#define fr2 2
#define fr3 3
#define fr4 4
#define fr5 5
#define fr6 6
#define fr7 7
#define fr8 8
#define fr9 9
#define fr10 10
#define fr11 11
#define fr12 12
#define fr13 13
#define fr14 14
#define fr15 15
#define fr16 16
#define fr17 17
#define fr18 18
#define fr19 19
#define fr20 20
#define fr21 21
#define fr22 22
#define fr23 23
#define fr24 24
#define fr25 25
#define fr26 26
#define fr27 27
#define fr28 28
#define fr29 29
#define fr30 30
#define fr31 31
#define vr0 0
#define vr1 1
#define vr2 2
#define vr3 3
#define vr4 4
#define vr5 5
#define vr6 6
#define vr7 7
#define vr8 8
#define vr9 9
#define vr10 10
#define vr11 11
#define vr12 12
#define vr13 13
#define vr14 14
#define vr15 15
#define vr16 16
#define vr17 17
#define vr18 18
#define vr19 19
#define vr20 20
#define vr21 21
#define vr22 22
#define vr23 23
#define vr24 24
#define vr25 25
#define vr26 26
#define vr27 27
#define vr28 28
#define vr29 29
#define vr30 30
#define vr31 31
#define evr0 0
#define evr1 1
#define evr2 2
#define evr3 3
#define evr4 4
#define evr5 5
#define evr6 6
#define evr7 7
#define evr8 8
#define evr9 9
#define evr10 10
#define evr11 11
#define evr12 12
#define evr13 13
#define evr14 14
#define evr15 15
#define evr16 16
#define evr17 17
#define evr18 18
#define evr19 19
#define evr20 20
#define evr21 21
#define evr22 22
#define evr23 23
#define evr24 24
#define evr25 25
#define evr26 26
#define evr27 27
#define evr28 28
#define evr29 29
#define evr30 30
#define evr31 31
/* Special Purpose Registers (SPRs) */
#define xer 1
#define lr 8
#define ctr 9
#define dec 22
#define srr0 26
#define srr1 27
#define sprg0 272
#define sprg1 273
#define sprg2 274
#define sprg3 275
#define prv 287
.macro REGISTERS_STORE r
stw r0, 0(\r)
stw r1, 4(\r)
stw r2, 8(\r)
stw r3, 12(\r)
stw r4, 16(\r)
stw r5, 20(\r)
stw r6, 24(\r)
stw r7, 28(\r)
stw r8, 32(\r)
stw r9, 36(\r)
stw r10, 40(\r)
stw r11, 44(\r)
stw r12, 48(\r)
stw r13, 52(\r)
stw r14, 56(\r)
stw r15, 60(\r)
stw r16, 64(\r)
stw r17, 68(\r)
stw r18, 72(\r)
stw r19, 76(\r)
stw r20, 80(\r)
stw r21, 84(\r)
stw r22, 88(\r)
stw r23, 92(\r)
stw r24, 96(\r)
stw r25, 100(\r)
stw r26, 104(\r)
stw r27, 108(\r)
stw r28, 112(\r)
stw r29, 116(\r)
stw r30, 120(\r)
stw r31, 124(\r)
.endm
.macro REGISTERS_LOAD r
lwz r0, 0(\r)
lwz r1, 4(\r)
lwz r2, 8(\r)
lwz r3, 12(\r)
lwz r4, 16(\r)
lwz r5, 20(\r)
lwz r6, 24(\r)
lwz r7, 28(\r)
lwz r8, 32(\r)
lwz r9, 36(\r)
lwz r10, 40(\r)
lwz r11, 44(\r)
lwz r12, 48(\r)
lwz r13, 52(\r)
lwz r14, 56(\r)
lwz r15, 60(\r)
lwz r16, 64(\r)
lwz r17, 68(\r)
lwz r18, 72(\r)
lwz r19, 76(\r)
lwz r20, 80(\r)
lwz r21, 84(\r)
lwz r22, 88(\r)
lwz r23, 92(\r)
lwz r24, 96(\r)
lwz r25, 100(\r)
lwz r26, 104(\r)
lwz r27, 108(\r)
lwz r28, 112(\r)
lwz r29, 116(\r)
lwz r30, 120(\r)
lwz r31, 124(\r)
.endm
#endif

/SPARTAN/trunk/arch/ppc32/include/interrupt.h
0,0 → 1,34
/*
* Copyright (C) 2005 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __ppc32_INTERRUPT_H__
#define __ppc32_INTERRUPT_H__
extern void interrupt(void);
#endif

/SPARTAN/trunk/arch/ppc32/include/fpu_context.h
0,0 → 1,37
/*
* Copyright (C) 2005 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __ppc32_FPU_CONTEXT_H__
#define __ppc32_FPU_CONTEXT_H__
#include <arch/types.h>
struct fpu_context {
};
#endif

/SPARTAN/trunk/arch/ppc32/include/fmath.h
0,0 → 1,69
/*
* Copyright (C) 2005 Josef Cejka
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __ppc32_FMATH_H__
#define __ppc32_FMATH_H__
#include <arch/types.h>
#define FMATH_EXPONENT_BIAS 1023
typedef unsigned char fmath_ld_descr_t[8];
typedef union { double bf; unsigned char ldd[8]; } fmath_ld_union_t;
/**returns exponent in binary encoding*/
signed short fmath_get_binary_exponent(double num);
/**returns exponent in decimal encoding*/
double fmath_get_decimal_exponent(double num);
/**returns mantisa in binary encoding */
__u64 fmath_get_binary_mantisa(double num) ;
/** Function for extract integer part from double
* @param num input value
* @param intp integer part of num
* @return non-integer part
*/
double fmath_fint(double num, double *intp);
/** count base^exponent from positive exponent
* @param base
* @param exponent - Must be > 0.0
* @return base^exponent or 0.0 (if exponent <=0.0)
*/
double fmath_dpow(double base, double exponent) ;
/** return 1, if num is NaN */
int fmath_is_nan(double num);
/** return 1, if fmath is a infinity */
int fmath_is_infinity(double num);
#endif

/SPARTAN/trunk/arch/ppc32/include/byteorder.h
0,0 → 1,58
/*
* Copyright (C) 2005 Jakub Jermar
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __ppc32_BYTEORDER_H__
#define __ppc32_BYTEORDER_H__
#include <arch/types.h>
#include <byteorder.h>
static inline __u64 __u64_le2host(__u64 n)
{
return __u64_byteorder_swap(n);
}
/** Convert little-endian __native to host __native
*
* Convert little-endian __native parameter to host endianess.
*
* @param n Little-endian __native argument.
*
* @return Result in host endianess.
*
*/
static inline __native __native_le2host(__native n)
{
__address v;
__asm__ volatile ("lwbrx %0, %1, %2\n" : "=r" (v) : "i" (0) , "r" (&n));
return v;
}
#endif

/SPARTAN/trunk/arch/ppc32/include/types.h
0,0 → 1,47
/*
* Copyright (C) 2005 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __ppc32_TYPES_H__
#define __ppc32_TYPES_H__
#define NULL 0
typedef signed char __s8;
typedef unsigned char __u8;
typedef unsigned short __u16;
typedef unsigned long __u32;
typedef long long __u64;
typedef __u32 __address;
typedef __u32 pri_t;
typedef __u32 __native;
#endif

/SPARTAN/trunk/arch/ppc32/include/thread.h
0,0 → 1,34
/*
* Copyright (C) 2005 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __ppc32_THREAD_H__
#define __ppc32_THREAD_H__
#define ARCH_THREAD_DATA
#endif

/SPARTAN/trunk/arch/ppc32/include/arg.h
0,0 → 1,34
/*
* Copyright (C) 2005 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __ppc32_ARG_H__
#define __ppc32_ARG_H__
#include <stdarg.h>
#endif

/SPARTAN/trunk/arch/ppc32/include/atomic.h
0,0 → 1,45
/*
* Copyright (C) 2005 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __ppc32_ATOMIC_H__
#define __ppc32_ATOMIC_H__
/*
* TODO: these are just placeholders for real implementations of atomic_inc and atomic_dec.
* WARNING: the following functions cause the code to be preemption-unsafe !!!
*/
static inline atomic_inc(volatile int *val) {
*val++;
}
static inline atomic_dec(volatile int *val) {
*val--;
}
#endif

/SPARTAN/trunk/arch/ppc32/include/arch.h
0,0 → 1,41
/*
* Copyright (C) 2005 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __ppc32_ARCH_H__
#define __ppc32_ARCH_H__
#include <arch/drivers/ofw.h>
#ifdef early_mapping
#undef early_mapping
#endif
#define early_mapping(stack, size) \
ofw_claim((void *) stack, size, 0);
#endif

/SPARTAN/trunk/arch/ppc32/include/faddr.h
0,0 → 1,36
/*
* Copyright (C) 2005 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __ppc32_FADDR_H__
#define __ppc32_FADDR_H__
#include <arch/types.h>
#define FADDR(fptr) ((__address) (fptr))
#endif

/SPARTAN/trunk/arch/ppc32/include/asm.h
0,0 → 1,124
/*
* Copyright (C) 2005 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __ppc32_ASM_H__
#define __ppc32_ASM_H__
#include <arch/types.h>
#include <config.h>
/** Set priority level low
*
* Enable interrupts and return previous
* value of EE.
*/
static inline pri_t cpu_priority_low(void) {
pri_t v;
pri_t tmp;
__asm__ volatile (
"mfmsr %0\n"
"mfmsr %1\n"
"ori %1, %1, 1 << 15\n"
"mtmsr %1\n"
: "=r" (v), "=r" (tmp)
);
return v;
}
/** Set priority level high
*
* Disable interrupts and return previous
* value of EE.
*/
static inline pri_t cpu_priority_high(void) {
pri_t v;
pri_t tmp;
__asm__ volatile (
"mfmsr %0\n"
"mfmsr %1\n"
"rlwinm %1, %1, 0, 17, 15\n"
"mtmsr %1\n"
: "=r" (v), "=r" (tmp)
);
return v;
}
/** Restore priority level
*
* Restore EE.
*/
static inline void cpu_priority_restore(pri_t pri) {
pri_t tmp;
__asm__ volatile (
"mfmsr %1\n"
"rlwimi %0, %1, 0, 17, 15\n"
"cmpw 0, %0, %1\n"
"beq 0f\n"
"mtmsr %0\n"
"0:\n"
: "=r" (pri), "=r" (tmp)
: "0" (pri)
);
}
/** Return raw priority level
*
* Return EE.
*/
static inline pri_t cpu_priority_read(void) {
pri_t v;
__asm__ volatile (
"mfmsr %0\n"
: "=r" (v)
);
return v;
}
/** Return base address of current stack.
*
* Return the base address of the current stack.
* The stack is assumed to be STACK_SIZE bytes long.
* The stack must start on page boundary.
*/
static inline __address get_stack_base(void)
{
__address v;
__asm__ volatile ("and %0, %%r1, %1\n" : "=r" (v) : "r" (~(STACK_SIZE-1)));
return v;
}
void cpu_halt(void);
void cpu_sleep(void);
void asm_delay_loop(__u32 t);
#endif

/SPARTAN/trunk/arch/ppc32/include/mm/frame.h
0,0 → 1,36
/*
* Copyright (C) 2005 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __ppc32_FRAME_H__
#define __ppc32_FRAME_H__
#define FRAME_SIZE 4096
extern void frame_arch_init(void);
#endif

/SPARTAN/trunk/arch/ppc32/include/mm/memory_init.h
0,0 → 1,36
/*
* Copyright (C) 2005 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __ppc32_MEMORY_INIT_H__
#define __ppc32_MEMORY_INIT_H__
#include <config.h>
size_t get_memory_size(void);
#endif

/SPARTAN/trunk/arch/ppc32/include/mm/page.h
0,0 → 1,73
/*
* Copyright (C) 2005 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __ppc32_PAGE_H__
#define __ppc32_PAGE_H__
#include <mm/page.h>
#include <arch/mm/frame.h>
#include <arch/types.h>
#define PAGE_SIZE FRAME_SIZE
#define KA2PA(x) (((__address) (x)) - 0x80000000)
#define PA2KA(x) (((__address) (x)) + 0x80000000)
#define PTL0_INDEX_ARCH(vaddr) 0
#define PTL1_INDEX_ARCH(vaddr) 0
#define PTL2_INDEX_ARCH(vaddr) 0
#define PTL3_INDEX_ARCH(vaddr) 0
#define GET_PTL0_ADDRESS_ARCH() 0
#define SET_PTL0_ADDRESS_ARCH(ptl0)
#define GET_PTL1_ADDRESS_ARCH(ptl0, i) ((pte_t *) 0)
#define GET_PTL2_ADDRESS_ARCH(ptl1, i) ((pte_t *) 0)
#define GET_PTL3_ADDRESS_ARCH(ptl2, i) ((pte_t *) 0)
#define GET_FRAME_ADDRESS_ARCH(ptl3, i) ((pte_t *) 0)
#define SET_PTL1_ADDRESS_ARCH(ptl0, i, a)
#define SET_PTL2_ADDRESS_ARCH(ptl1, i, a)
#define SET_PTL3_ADDRESS_ARCH(ptl2, i, a)
#define SET_FRAME_ADDRESS_ARCH(ptl3, i, a)
#define GET_PTL1_FLAGS_ARCH(ptl0, i) 0
#define GET_PTL2_FLAGS_ARCH(ptl1, i) 0
#define GET_PTL3_FLAGS_ARCH(ptl2, i) 0
#define GET_FRAME_FLAGS_ARCH(ptl3, i) 0
#define SET_PTL1_FLAGS_ARCH(ptl0, i, x)
#define SET_PTL2_FLAGS_ARCH(ptl1, i, x)
#define SET_PTL3_FLAGS_ARCH(ptl2, i, x)
#define SET_FRAME_FLAGS_ARCH(ptl3, i, x)
extern void page_arch_init(void);
typedef __u32 pte_t;
#endif

/SPARTAN/trunk/arch/ppc32/include/mm/vm.h
0,0 → 1,43
/*
* Copyright (C) 2005 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __ppc32_VM_H__
#define __ppc32_VM_H__
#include <arch/types.h>
#define KERNEL_ADDRESS_SPACE_START_ARCH (__address) 0x80000000
#define KERNEL_ADDRESS_SPACE_END_ARCH (__address) 0xffffffff
#define USER_ADDRESS_SPACE_START_ARCH (__address) 0x00000000
#define USER_ADDRESS_SPACE_END_ARCH (__address) 0x7fffffff
#define UTEXT_ADDRESS_ARCH 0x00001000
#define USTACK_ADDRESS_ARCH (0x7fffffff-(PAGE_SIZE-1))
#define UDATA_ADDRESS_ARCH 0x21000000
#endif

/SPARTAN/trunk/arch/ppc32/include/context.h
0,0 → 1,73
/*
* Copyright (C) 2005 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __ppc32_CONTEXT_H__
#define __ppc32_CONTEXT_H__
#include <arch/types.h>
#define SP_DELTA 8
struct context {
__u32 r0;
__u32 sp;
__u32 r2;
__u32 r3;
__u32 r4;
__u32 r5;
__u32 r6;
__u32 r7;
__u32 r8;
__u32 r9;
__u32 r10;
__u32 r11;
__u32 r12;
__u32 r13;
__u32 r14;
__u32 r15;
__u32 r16;
__u32 r17;
__u32 r18;
__u32 r19;
__u32 r20;
__u32 r21;
__u32 r22;
__u32 r23;
__u32 r24;
__u32 r25;
__u32 r26;
__u32 r27;
__u32 r28;
__u32 r29;
__u32 r30;
__u32 r31;
__u32 pc;
pri_t pri;
} __attribute__ ((packed));
#endif

/SPARTAN/trunk/arch/ppc32/include/barrier.h
0,0 → 1,39
/*
* Copyright (C) 2005 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __ppc32_BARRIER_H__
#define __ppc32_BARRIER_H__
#define CS_ENTER_BARRIER() __asm__ volatile ("" ::: "memory")
#define CS_LEAVE_BARRIER() __asm__ volatile ("" ::: "memory")
#define memory_barrier()
#define read_barrier()
#define write_barrier()
#endif

/SPARTAN/trunk/arch/ppc32/include/cpu.h
0,0 → 1,37
/*
* Copyright (C) 2005 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __ppc32_CPU_H__
#define __ppc32_CPU_H__
#include <typedefs.h>
struct cpu_arch {
};
#endif

/SPARTAN/trunk/arch/ppc32/include/drivers/ofw.h
0,0 → 1,63
/*
* Copyright (C) 2005 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __ppc32_OFW_H__
#define __ppc32_OFW_H__
#include <arch/types.h>
#define MAX_OFW_ARGS 10
typedef __u32 ofw_arg_t;
typedef __u32 ihandle;
typedef __u32 phandle;
/** OpenFirmware command structure
*
*/
typedef struct {
const char *service; /**< Command name */
__u32 nargs; /**< Number of in arguments */
__u32 nret; /**< Number of out arguments */
ofw_arg_t args[MAX_OFW_ARGS]; /**< List of arguments */
} ofw_args_t;
typedef void (*ofw_entry)(ofw_args_t *);
extern ofw_entry ofw;
extern void ofw_init(void);
extern void ofw_done(void);
extern int ofw_call(const char *service, const int nargs, const int nret, ...);
extern void ofw_putchar(const char ch);
extern phandle ofw_find_device(const char *name);
extern int ofw_get_property(const phandle device, const char *name, void *buf, const int buflen);
extern void *ofw_claim(const void *addr, const int size, const int align);
extern void putchar(const char ch);
#endif

/SPARTAN/trunk/arch/ppc32/Makefile.inc
0,0 → 1,33
PPC_TARGET=ppc-linux-gnu
PPC_CC_DIR=/usr/local/ppc/bin
PPC_BINUTILS_DIR=/usr/local/ppc/bin
CC=$(PPC_CC_DIR)/$(PPC_TARGET)-gcc
AS=$(PPC_BINUTILS_DIR)/$(PPC_TARGET)-as
LD=$(PPC_BINUTILS_DIR)/$(PPC_TARGET)-ld
OBJDUMP=$(PPC_BINUTILS_DIR)/$(PPC_TARGET)-objdump
OBJCOPY=$(PPC_BINUTILS_DIR)/$(PPC_TARGET)-objcopy
BFD_NAME=elf32-powerpc
BFD_ARCH=powerpc
ASFLAGS=
DEFS=-DARCH=$(ARCH)
CFLAGS=$(DEFS) -nostdlib -fno-builtin -O2
LFLAGS=-M -no-check-sections -N
arch_sources= \
arch/context.S \
arch/debug/panic.s \
arch/fpu_context.c \
arch/ppc.c \
arch/dummy.s \
arch/start.S \
arch/asm.S \
arch/cpu/cpu.c \
arch/mm/frame.c \
arch/mm/memory_init.c \
arch/mm/page.c \
arch/drivers/ofw.c \
arch/fmath.c

/SPARTAN/trunk/arch/ppc32/src/fpu_context.c
0,0 → 1,39
/*
* Copyright (C) 2005 Jakub Vana
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#include <fpu_context.h>
void fpu_context_save(fpu_context_t *fctx)
{
}
void fpu_context_restore(fpu_context_t *fctx)
{
}

/SPARTAN/trunk/arch/ppc32/src/dummy.s
0,0 → 1,48
#
# Copyright (C) 2005 Jakub Jermar
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# - Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# - Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# - The name of the author may not be used to endorse or promote products
# derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
.text
.global asm_delay_loop
.global userspace
.global before_thread_runs_arch
.global dummy
.global fpu_init
.global fpu_enable
.global fpu_disable
before_thread_runs_arch:
userspace:
asm_delay_loop:
fpu_init:
fpu_enable:
fpu_disable:
dummy:
0:
b 0b

/SPARTAN/trunk/arch/ppc32/src/fmath.c
0,0 → 1,161
/*
* Copyright (C) 2005 Josef Cejka
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <arch/fmath.h>
#include <print.h>
//TODO:
#define FMATH_MANTISA_MASK ( 0x000fffffffffffffLL )
signed short fmath_get_binary_exponent(double num)
{ //TODO:
/* fmath_ld_union_t fmath_ld_union;
fmath_ld_union.bf = num;
return (signed short)((((fmath_ld_union.ldd[7])&0x7f)<<4) + (((fmath_ld_union.ldd[6])&0xf0)>>4)) -FMATH_EXPONENT_BIAS; // exponent is 11 bits lenght, so sevent bits is in 8th byte and 4 bits in 7th
*/
return 0;
}
double fmath_get_decimal_exponent(double num)
{ //TODO:
double value;
// log10(2)*log2(x) => log10(x)
/* __asm__ __volatile__ ( \
"fldlg2 #load log10(2) \n\t" \
"fxch %%st(1) \n\t" \
"fyl2x #count st(0)*log2(st(1))->st(1); pop st(0) \n\t" \
: "=t" (value) : "0"(num) );
*/ return value;
}
__u64 fmath_get_binary_mantisa(double num)
{ //TODO:
/* union { __u64 _u; double _d;} un = { _d : num };
un._u=un._u &(FMATH_MANTISA_MASK); // mask 52 bits of mantisa
return un._u;
*/
return 0;
}
double fmath_fint(double num, double *intp)
{ //TODO:
/* fmath_ld_union_t fmath_ld_union_num;
fmath_ld_union_t fmath_ld_union_int;
signed short exp;
__u64 mask,mantisa;
int i;
exp=fmath_get_binary_exponent(num);
if (exp<0) {
*intp = 0.0;
*intp = fmath_set_sign(0.0L,fmath_is_negative(num));
return num;
}
if (exp>51) {
*intp=num;
num=0.0;
num= fmath_set_sign(0.0L,fmath_is_negative(*intp));
return num;
}
fmath_ld_union_num.bf = num;
mask = FMATH_MANTISA_MASK>>exp;
//mantisa = (fmath_get-binary_mantisa(num))&(~mask);
for (i=0;i<7;i++) {
// Ugly construction for obtain sign, exponent and integer part from num
fmath_ld_union_int.ldd[i]=fmath_ld_union_num.ldd[i]&(((~mask)>>(i*8))&0xff);
}
fmath_ld_union_int.ldd[6]|=((fmath_ld_union_num.ldd[6])&(0xf0));
fmath_ld_union_int.ldd[7]=fmath_ld_union_num.ldd[7];
*intp=fmath_ld_union_int.bf;
return fmath_ld_union_num.bf-fmath_ld_union_int.bf;
*/
return 0.0;
};
double fmath_dpow(double base, double exponent)
{ //TODO:
/* double value=1.0;
if (base<=0.0) return base;
//2^(x*log2(10)) = 2^y = 10^x
__asm__ __volatile__ ( \
"fyl2x # ST(1):=ST(1)*log2(ST(0)), pop st(0) \n\t " \
"fld %%st(0) \n\t" \
"frndint \n\t" \
"fxch %%st(1) \n\t" \
"fsub %%st(1),%%st(0) \n\t" \
"f2xm1 # ST := 2^ST -1\n\t" \
"fld1 \n\t" \
"faddp %%st(0),%%st(1) \n\t" \
"fscale #ST:=ST*2^(ST(1))\n\t" \
"fstp %%st(1) \n\t" \
"" : "=t" (value) : "0" (base), "u" (exponent) );
return value;
*/
return 1.0;
}
int fmath_is_nan(double num)
{
/* __u16 exp;
fmath_ld_union_t fmath_ld_union;
fmath_ld_union.bf = num;
exp=(((fmath_ld_union.ldd[7])&0x7f)<<4) + (((fmath_ld_union.ldd[6])&0xf0)>>4); // exponent is 11 bits lenght, so sevent bits is in 8th byte and 4 bits in 7th
if (exp!=0x07ff) return 0;
if (fmath_get_binary_mantisa(num)>=FMATH_NAN) return 1;
*/
return 0;
}
int fmath_is_infinity(double num)
{
/* __u16 exp;
fmath_ld_union_t fmath_ld_union;
fmath_ld_union.bf = num;
exp=(((fmath_ld_union.ldd[7])&0x7f)<<4) + (((fmath_ld_union.ldd[6])&0xf0)>>4); // exponent is 11 bits lenght, so sevent bits is in 8th byte and 4 bits in 7th
if (exp!=0x07ff) return 0;
if (fmath_get_binary_mantisa(num)==0x0) return 1;
*/ return 0;
}

/SPARTAN/trunk/arch/ppc32/src/drivers/ofw.c
0,0 → 1,104
/*
* Copyright (C) 2005 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <arch/drivers/ofw.h>
#include <arch/asm.h>
#include <stdarg.h>
#include <cpu.h>
ofw_entry ofw;
phandle ofw_chosen;
ihandle ofw_stdout;
void ofw_init(void)
{
ofw_chosen = ofw_find_device("/chosen");
if (ofw_chosen == -1)
ofw_done();
if (ofw_get_property(ofw_chosen, "stdout", &ofw_stdout, sizeof(ofw_stdout)) <= 0)
ofw_stdout = 0;
}
void ofw_done(void)
{
ofw_call("exit", 0, 0);
cpu_halt();
}
int ofw_call(const char *service, const int nargs, const int nret, ...)
{
va_list list;
ofw_args_t args;
int i;
args.service = service;
args.nargs = nargs;
args.nret = nret;
va_start(list, nret);
for (i = 0; i < nargs; i++)
args.args[i] = va_arg(list, ofw_arg_t);
va_end(list);
for (i = 0; i < nret; i++)
args.args[i + nargs] = 0;
ofw(&args);
return args.args[nargs];
}
void ofw_putchar(const char ch)
{
if (ofw_stdout == 0)
return;
ofw_call("write", 3, 1, ofw_stdout, &ch, 1);
}
phandle ofw_find_device(const char *name)
{
return ofw_call("finddevice", 1, 1, name);
}
int ofw_get_property(const phandle device, const char *name, void *buf, const int buflen)
{
return ofw_call("getprop", 4, 1, device, name, buf, buflen);
}
void *ofw_claim(const void *addr, const int size, const int align)
{
return (void *) ofw_call("claim", 3, 1, addr, size, align);
}
void putchar(const char ch)
{
ofw_putchar(ch);
}

/SPARTAN/trunk/arch/ppc32/src/start.S
0,0 → 1,42
#
# Copyright (C) 2005 Jakub Jermar
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# - Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# - Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# - The name of the author may not be used to endorse or promote products
# derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
#include <arch/asm/macro.h>
.section K_TEXT_START
.global kernel_image_start
kernel_image_start:
lis r4, ofw@ha
addi r4, r4, ofw@l
stw r5, 0(r4)
bl ofw_init
b main_bsp

/SPARTAN/trunk/arch/ppc32/src/asm.S
0,0 → 1,89
#
# Copyright (C) 2005 Martin Decky
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# - Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# - Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# - The name of the author may not be used to endorse or promote products
# derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
#include <arch/asm/macro.h>
.text
.global cpu_halt
.global cpu_sleep
.global memsetb
.global memcpy
cpu_halt:
b cpu_halt
cpu_sleep:
b cpu_sleep
memsetb:
rlwimi r5, r5, 8, 16, 23
rlwimi r5, r5, 16, 0, 15
addi r14, r3, -4
cmplwi 0, r4, 4
blt 7f
stwu r5, 4(r14)
beqlr
andi. r15, r14, 3
add r4, r15, r4
subf r14, r15, r14
srwi r15, r4, 2
mtctr r15
bdz 6f
1:
stwu r5, 4(r14)
bdnz 1b
6:
andi. r4, r4, 3
7:
cmpwi 0, r4, 0
beqlr
mtctr r4
addi r6, r6, 3
8:
stbu r5, 1(r14)
bdnz 8b
blr
memcpy:
# TODO
blr

/SPARTAN/trunk/arch/ppc32/src/ppc.c
0,0 → 1,45
/*
* Copyright (C) 2005 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <arch.h>
void arch_pre_mm_init(void)
{
}
void arch_post_mm_init(void)
{
}
void arch_late_init(void)
{
}
void calibrate_delay_loop(void)
{
}

/SPARTAN/trunk/arch/ppc32/src/debug/panic.s
0,0 → 1,38
#
# Copyright (C) 2005 Martin Decky
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# - Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# - Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# - The name of the author may not be used to endorse or promote products
# derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
#include <arch/asm/macro.h>
.text
.global panic_printf
panic_printf:
lis %r14, halt@ha
addi %r14, %r14, halt@l
mtlr %r14 # fake stack to make printf return to halt
b printf

/SPARTAN/trunk/arch/ppc32/src/cpu/cpu.c
0,0 → 1,48
/*
* Copyright (C) 2005 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <arch/cpu.h>
#include <cpu.h>
#include <arch.h>
#include <typedefs.h>
#include <print.h>
void cpu_arch_init(void)
{
}
void cpu_identify(void)
{
}
void cpu_print_report(cpu_t *m)
{
printf("cpu%d:\n", m->id);
}

/SPARTAN/trunk/arch/ppc32/src/context.S
0,0 → 1,54
#
# Copyright (C) 2005 Martin Decky
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# - Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# - Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# - The name of the author may not be used to endorse or promote products
# derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
#include <arch/asm/macro.h>
.text
.global context_save
.global context_restore
context_save:
REGISTERS_STORE r3
mflr r3
stw r3, 128(r3)
# context_save returns 1
li r3, 1
blr
context_restore:
REGISTERS_LOAD r3
lwz r3, 128(r3)
mtlr r3
# context_restore returns 0
li r3, 0
blr

/SPARTAN/trunk/arch/ppc32/src/mm/memory_init.c
0,0 → 1,61
/*
* Copyright (C) 2005 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <arch/mm/memory_init.h>
#include <arch/drivers/ofw.h>
#include <panic.h>
#define MEMMAP_MAX_RECORDS 32
typedef struct {
__u32 start;
__u32 size;
} memmap_t;
size_t get_memory_size(void)
{
phandle handle = ofw_find_device("/memory");
if (handle == -1)
panic("No RAM\n");
memmap_t memmap[MEMMAP_MAX_RECORDS];
size_t ret = ofw_get_property(handle, "reg", &memmap, sizeof(memmap));
if (ret == -1)
panic("Device /memory has no reg property\n");
size_t total;
int i;
for (i = 0; i < MEMMAP_MAX_RECORDS; i++) {
if (memmap[i].size == 0)
break;
total += memmap[i].size;
}
return total;
}

/SPARTAN/trunk/arch/ppc32/src/mm/page.c
0,0 → 1,37
/*
* Copyright (C) 2005 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <arch/types.h>
#include <arch/mm/page.h>
#include <arch/mm/frame.h>
#include <mm/frame.h>
#include <mm/page.h>
void page_arch_init(void)
{
}

/SPARTAN/trunk/arch/ppc32/src/mm/frame.c
0,0 → 1,34
/*
* Copyright (C) 2005 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <arch/mm/frame.h>
#include <mm/frame.h>
void frame_arch_init(void)
{
}

/SPARTAN/trunk/arch/ppc32/_link.ld
0,0 → 1,42
/*
* PPC linker script
*
* It is ELF format, but its only section looks like this:
* kernel text
* kernel data
*
*/
OUTPUT_FORMAT(elf32-powerpc)
ENTRY(kernel_image_start)
SECTIONS {
.image 0x80000000: AT (0x80000000) {
ktext_start = .;
*(K_TEXT_START)
*(.text);
ktext_end = .;
kdata_start = .;
*(K_DATA_START)
*(.rodata);
*(.rodata.*);
*(.data); /* initialized data */
*(.sdata);
*(.sdata2);
*(.sbss);
hardcoded_ktext_size = .;
LONG(ktext_end - ktext_start);
hardcoded_kdata_size = .;
LONG(kdata_end - kdata_start);
hardcoded_load_address = .;
LONG(0x80000000);
*(.bss); /* uninitialized static variables */
*(COMMON); /* global variables */
symbol_table = .;
*(symtab.*); /* Symbol table, must be LAST symbol!*/
kdata_end = .;
}
}

/SPARTAN/trunk/arch/ppc32/boot/boot.S
0,0 → 1,42
#
# Copyright (C) 2005 Martin Decky
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# - Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# - Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# - The name of the author may not be used to endorse or promote products
# derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
#include <asm/macro.h>
.section BOOTSTRAP
.global start
start:
lis r4, ofw@ha
addi r4, r4, ofw@l
stw r5, 0(r4)
bl init
b bootstrap

/SPARTAN/trunk/arch/ppc32/boot/main.c
0,0 → 1,102
/*
* Copyright (C) 2005 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "main.h"
ofw_entry ofw;
phandle ofw_chosen;
ihandle ofw_stdout;
void init(void)
{
ofw_chosen = ofw_find_device("/chosen");
if (ofw_chosen == -1)
ofw_call("exit", 0, 0);
if (ofw_get_property(ofw_chosen, "stdout", &ofw_stdout, sizeof(ofw_stdout)) <= 0)
ofw_stdout = 0;
}
int ofw_call(const char *service, const int nargs, const int nret, ...)
{
va_list list;
ofw_args_t args;
int i;
args.service = service;
args.nargs = nargs;
args.nret = nret;
va_start(list, nret);
for (i = 0; i < nargs; i++)
args.args[i] = va_arg(list, ofw_arg_t);
va_end(list);
for (i = 0; i < nret; i++)
args.args[i + nargs] = 0;
ofw(&args);
return args.args[nargs];
}
void ofw_write(const char *str, const int len)
{
if (ofw_stdout == 0)
return;
ofw_call("write", 3, 1, ofw_stdout, str, len);
}
void ofw_puts(const char *str)
{
int len = 0;
while (str[len] != 0)
len++;
ofw_write(str, len);
}
phandle ofw_find_device(const char *name)
{
return ofw_call("finddevice", 1, 1, name);
}
int ofw_get_property(const phandle device, const char *name, void *buf, const int buflen)
{
return ofw_call("getprop", 4, 1, device, name, buf, buflen);
}
void bootstrap(void)
{
ofw_puts("\nHelenOS PPC Bootloader\n");
while (1);
}

/SPARTAN/trunk/arch/ppc32/boot/_link.ld
0,0 → 1,22
/*
* PPC linker script
*
*/
OUTPUT_FORMAT(elf32-powerpc)
ENTRY(start)
SECTIONS {
.image 0x80000000: AT (0x80000000) {
*(BOOTSTRAP)
*(.text);
*(.rodata);
*(.rodata.*);
*(.data); /* initialized data */
*(.sdata);
*(.sdata2);
*(.sbss);
*(.bss); /* uninitialized static variables */
}
}

/SPARTAN/trunk/arch/ppc32/boot/main.h
0,0 → 1,64
/*
* Copyright (C) 2005 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __MAIN_H__
#define __MAIN_H__
#define MAX_OFW_ARGS 10
typedef __builtin_va_list va_list;
#define va_start(ap, last) __builtin_va_start(ap, last)
#define va_arg(ap, type) __builtin_va_arg(ap, type)
#define va_end(ap) __builtin_va_end(ap)
typedef unsigned int ofw_arg_t;
typedef unsigned int ihandle;
typedef unsigned int phandle;
/** OpenFirmware command structure
*
*/
typedef struct {
const char *service; /**< Command name */
unsigned int nargs; /**< Number of in arguments */
unsigned int nret; /**< Number of out arguments */
ofw_arg_t args[MAX_OFW_ARGS]; /**< List of arguments */
} ofw_args_t;
typedef void (*ofw_entry)(ofw_args_t *);
extern void init(void);
extern int ofw_call(const char *service, const int nargs, const int nret, ...);
extern void ofw_write(const char *str, const int len);
extern void ofw_puts(const char *str);
extern phandle ofw_find_device(const char *name);
extern int ofw_get_property(const phandle device, const char *name, void *buf, const int buflen);
extern void bootstrap(void);
#endif

/SPARTAN/trunk/arch/ppc32/boot/Makefile
0,0 → 1,29
PPC_BINUTILS_DIR=/usr/local/ppc/bin
PPC_TARGET=ppc-linux-gnu
.PHONY: nothing build
nothing:
build: boot.bin
cp boot.bin ../../../src/load.bin
CC=$(PPC_BINUTILS_DIR)/$(PPC_TARGET)-gcc
AS=$(PPC_BINUTILS_DIR)/$(PPC_TARGET)-as
LD=$(PPC_BINUTILS_DIR)/$(PPC_TARGET)-ld
CPPFLAGS=$(DEFS) -nostdinc -I../include
CFLAGS=$(CPPFLAGS) -nostdlib -fno-builtin -Werror-implicit-function-declaration -Wmissing-prototypes -Werror -O2
LFLAGS=-no-check-sections -N -T _link.ld
boot.bin: boot.o main.o
$(LD) $(LFLAGS) boot.o main.o -o $@
boot.o: boot.S
$(CC) $(CFLAGS) -c boot.S -o $@
main.o: main.c
$(CC) $(CFLAGS) -c main.c -o $@
clean:
-rm *.o *.bin

/SPARTAN/trunk/arch/mips32/Makefile.inc
71,7 → 71,7
arch/start.S \
arch/context.S \
arch/panic.S \
arch/mips.c \
arch/mips32.c \
arch/dummy.S \
arch/console.c \
arch/asm.S \

/SPARTAN/trunk/arch/mips32/src/mips.c
File deleted

/SPARTAN/trunk/arch/mips32/src/mips32.c
0,0 → 1,116
/*
* Copyright (C) 2003-2004 Jakub Jermar
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <arch.h>
#include <arch/cp0.h>
#include <arch/exception.h>
#include <arch/asm/regname.h>
#include <arch/asm.h>
#include <mm/vm.h>
#include <userspace.h>
#include <arch/console.h>
#include <memstr.h>
#include <arch/interrupt.h>
#include <arch/drivers/arc.h>
#include <print.h>
/* Size of the code jumping to the exception handler code
* - J+NOP
*/
#define EXCEPTION_JUMP_SIZE 8
#define TLB_EXC ((char *) 0x80000000)
#define NORM_EXC ((char *) 0x80000180)
#define CACHE_EXC ((char *) 0x80000100)
void arch_pre_mm_init(void)
{
/* It is not assumed by default */
cpu_priority_high();
init_arc();
/* Copy the exception vectors to the right places */
memcpy(TLB_EXC, (char *)tlb_refill_entry, EXCEPTION_JUMP_SIZE);
memcpy(NORM_EXC, (char *)exception_entry, EXCEPTION_JUMP_SIZE);
memcpy(CACHE_EXC, (char *)cache_error_entry, EXCEPTION_JUMP_SIZE);
/*
* Switch to BEV normal level so that exception vectors point to the kernel.
* Clear the error level.
*/
cp0_status_write(cp0_status_read() & ~(cp0_status_bev_bootstrap_bit|cp0_status_erl_error_bit));
/*
* Mask all interrupts
*/
cp0_mask_all_int();
/*
* Unmask hardware clock interrupt.
*/
cp0_unmask_int(TIMER_INTERRUPT);
/*
* Start hardware clock.
*/
cp0_compare_write(cp0_compare_value + cp0_count_read());
console_init();
arc_print_memory_map();
}
void arch_post_mm_init(void)
{
}
void arch_late_init(void)
{
}
void userspace(void)
{
/* EXL=1, UM=1, IE=1 */
cp0_status_write(cp0_status_read() | (cp0_status_exl_exception_bit |
cp0_status_um_bit |
cp0_status_ie_enabled_bit));
cp0_epc_write(UTEXT_ADDRESS);
userspace_asm(USTACK_ADDRESS+PAGE_SIZE);
while (1)
;
}
/* Stack pointer saved when entering user mode */
/* TODO: How do we do it on SMP system???? */
__address supervisor_sp;
void before_thread_runs_arch(void)
{
supervisor_sp = (__address) &THREAD->kstack[THREAD_STACK_SIZE-SP_DELTA];
}