sparc: add defines and minimum set of required files
Gets the stage0 bootstrap to run. Imlementation is probably nonsense at this point. Change-Id: I10876efbb54314b864c0ad951152757cdb2fd366 Reviewed-on: https://review.haiku-os.org/c/1061 Reviewed-by: waddlesplash <[email protected]>
This commit is contained in:
Adrien Destugues
committed by
waddlesplash
waddlesplash
parent
be6c334335
commit
5629675a32
@@ -71,6 +71,13 @@
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# define __HAIKU_ARCH_ABI "riscv64"
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# define __HAIKU_ARCH_RISCV32 1
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# define __HAIKU_ARCH_BITS 64
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#elif defined(__sparc64__)
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# define __HAIKU_ARCH sparc64
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# define __HAIKU_ARCH_ABI "sparc"
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# define __HAIKU_ARCH_SPARC 1
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# define __HAIKU_ARCH_PHYSICAL_BITS 64
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# define __HAIKU_BIG_ENDIAN 1
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# define __HAIKU_ARCH_BITS 64
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#else
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# error Unsupported architecture!
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#endif
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@@ -0,0 +1,15 @@
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/*
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* Copyright 2005-2019, Haiku Inc.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef _ARCH_SPARC_DEBUGGER_H
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#define _ARCH_SPARC_DEBUGGER_H
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struct sparc_debug_cpu_state {
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uint32 dummy;
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} __attribute__((aligned(8)));
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#endif // _ARCH_SPARC_DEBUGGER_H
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@@ -18,6 +18,7 @@
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#include <arch/m68k/arch_debugger.h>
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#include <arch/mipsel/arch_debugger.h>
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#include <arch/arm/arch_debugger.h>
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#include <arch/sparc/arch_debugger.h>
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#if defined(__x86_64__)
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@@ -32,6 +33,8 @@
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typedef struct mipsel_debug_cpu_state debug_cpu_state;
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#elif defined(__arm__)
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typedef struct arm_debug_cpu_state debug_cpu_state;
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#elif defined(__sparc64__)
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typedef struct sparc_debug_cpu_state debug_cpu_state;
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#else
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#error unsupported architecture
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#endif
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@@ -0,0 +1,11 @@
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/*
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* Copyright 2019 Haiku, Inc. All Rights Reserved.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef _ARCH_SETJMP_H_
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#define _ARCH_SETJMP_H_
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// FIXME determine size
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typedef unsigned long __jmp_buf[1];
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#endif /* _ARCH_SETJMP_H_ */
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@@ -0,0 +1,55 @@
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/*
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* Copyright 2019 Haiku, Inc. All Rights Reserved.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef _ARCH_SIGNAL_H_
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#define _ARCH_SIGNAL_H_
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/*
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* Architecture-specific structure passed to signal handlers
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*/
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#if __sparc64__
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struct vregs
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{
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// ulong g0; // always 0, so no need to save
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ulong g1;
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ulong g2;
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ulong g3;
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ulong g4;
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ulong g5;
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ulong g6;
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ulong g7;
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ulong o0;
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ulong o1;
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ulong o2;
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ulong o3;
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ulong o4;
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ulong o5;
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ulong sp;
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ulong o7;
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ulong l0;
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ulong l1;
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ulong l2;
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ulong l3;
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ulong l4;
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ulong l5;
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ulong l6;
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ulong l7;
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ulong i0;
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ulong i1;
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ulong i2;
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ulong i3;
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ulong i4;
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ulong i5;
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ulong fp;
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ulong i7;
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// TODO: sparc: Fix floats in vregs
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};
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#endif /* __sparc64__ */
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#endif /* _ARCH_SIGNAL_H_ */
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@@ -0,0 +1,103 @@
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/*
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* Copyright 2014, Paweł Dziepak, pdziepak@quarnos.org.
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* Distributed under the terms of the MIT License.
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*
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* Authors:
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* Alexander von Gluck IV <kallisti5@unixzen.com>
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*/
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#ifndef _KERNEL_ARCH_SPARC_ATOMIC_H
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#define _KERNEL_ARCH_SPARC_ATOMIC_H
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static inline void
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memory_read_barrier_inline(void)
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{
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// TODO
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}
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static inline void
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memory_write_barrier_inline(void)
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{
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// TODO
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}
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static inline void
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memory_full_barrier_inline(void)
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{
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// TODO
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}
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#define memory_read_barrier memory_read_barrier_inline
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#define memory_write_barrier memory_write_barrier_inline
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#define memory_full_barrier memory_full_barrier_inline
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static inline void
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atomic_set_inline(int32* value, int32 newValue)
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{
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memory_write_barrier();
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*(volatile int32*)value = newValue;
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}
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static inline int32
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atomic_get_and_set_inline(int32* value, int32 newValue)
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{
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// BIG TODO: PowerPC Atomic get and set
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// asm volatile("xchgl %0, (%1)"
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// : "+r" (newValue)
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// : "r" (value)
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// : "memory");
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return newValue;
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}
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static inline int32
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atomic_test_and_set_inline(int32* value, int32 newValue, int32 testAgainst)
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{
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// BIG TODO: PowerPC Atomic test and set inline
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// asm volatile("lock; cmpxchgl %2, (%3)"
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// : "=a" (newValue)
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// : "0" (testAgainst), "r" (newValue), "r" (value)
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// : "memory");
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return newValue;
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}
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static inline int32
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atomic_add_inline(int32* value, int32 newValue)
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{
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// BIG TODO: PowerPC Atomic add inline
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// asm volatile("lock; xaddl %0, (%1)"
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// : "+r" (newValue)
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// : "r" (value)
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// : "memory");
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return newValue;
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}
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static inline int32
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atomic_get_inline(int32* value)
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{
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int32 newValue = *(volatile int32*)value;
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memory_read_barrier();
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return newValue;
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}
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#define atomic_set atomic_set_inline
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#define atomic_get_and_set atomic_get_and_set_inline
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#ifndef atomic_test_and_set
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# define atomic_test_and_set atomic_test_and_set_inline
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#endif
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#ifndef atomic_add
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# define atomic_add atomic_add_inline
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#endif
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#define atomic_get atomic_get_inline
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#endif // _KERNEL_ARCH_PPC_ATOMIC_H
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@@ -0,0 +1,52 @@
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/*
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* Copyright 2003-2004, Axel Dörfler, axeld@pinc-software.de.
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* Copyright 2019, Adrien Destugues, pulkomandy@pulkomandy.tk.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef _KERNEL_ARCH_SPARC_CPU_H
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#define _KERNEL_ARCH_SPARC_CPU_H
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#include <arch/sparc/arch_thread_types.h>
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#include <arch/sparc/cpu.h>
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#include <kernel.h>
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#define CPU_MAX_CACHE_LEVEL 8
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#define CACHE_LINE_SIZE 128
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// 128 Byte lines on PPC970
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#define set_ac()
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#define clear_ac()
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typedef struct arch_cpu_info {
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int null;
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} arch_cpu_info;
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#ifdef __cplusplus
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extern "C" {
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#endif
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static inline void
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arch_cpu_pause(void)
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{
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// TODO: CPU pause
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}
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static inline void
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arch_cpu_idle(void)
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{
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// TODO: CPU idle call
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}
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#ifdef __cplusplus
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}
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#endif
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#endif /* _KERNEL_ARCH_SPARC_CPU_H */
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@@ -0,0 +1,18 @@
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/*
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* Copyright 2005-2019, Haiku Inc. All rights reserved.
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* Distributed under the terms of the MIT License.
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*
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* Authors:
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* Axel Dörfler <axeld@pinc-software.de>
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* Ingo Weinhold <bonefish@cs.tu-berlin.de>
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* Adrien Destugues <pulkomandy@pulkomandy.tk>
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*/
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#ifndef _KERNEL_ARCH_SPARC_INT_H
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#define _KERNEL_ARCH_SPARC_INT_H
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#include <SupportDefs.h>
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#define NUM_IO_VECTORS 256
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#endif /* _KERNEL_ARCH_SPARC_INT_H */
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@@ -0,0 +1,34 @@
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/*
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** Copyright 2001-2002, Travis Geiselbrecht. All rights reserved.
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** Copyright 2019, Adrien Destugues, pulkomandy@pulkomandy.tk
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** Distributed under the terms of the MIT License.
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*/
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#ifndef _KERNEL_ARCH_SPARC_KERNEL_H
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#define _KERNEL_ARCH_SPARC_KERNEL_H
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#include <arch/cpu.h>
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// memory layout
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#define KERNEL_BASE 0x80000000
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#define KERNEL_SIZE 0x80000000
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#define KERNEL_TOP (KERNEL_BASE + (KERNEL_SIZE - 1))
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/*
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** User space layout is a little special:
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** The user space does not completely cover the space not covered by the kernel.
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** This is accomplished by starting user space at 1Mb and running to 64kb short of kernel space.
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** The lower 1Mb reserved spot makes it easy to find null pointer references and guarantees a
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** region wont be placed there. The 64kb region assures a user space thread cannot pass
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** a buffer into the kernel as part of a syscall that would cross into kernel space.
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*/
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#define USER_BASE 0x100000
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#define USER_BASE_ANY USER_BASE
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#define USER_SIZE (0x80000000 - (0x10000 + 0x100000))
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#define USER_TOP (USER_BASE + (USER_SIZE - 1))
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#define KERNEL_USER_DATA_BASE 0x60000000
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#define USER_STACK_REGION 0x70000000
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#define USER_STACK_REGION_SIZE ((USER_TOP - USER_STACK_REGION) + 1)
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#endif /* _KERNEL_ARCH_SPARC_KERNEL_H */
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@@ -0,0 +1,37 @@
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/*
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** Copyright 2003, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
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** Copyright 2019, Adrien Destugues, pulkomandy@pulkomandy.tk. All rights reserved.
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** Distributed under the terms of the MIT License.
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*/
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#ifndef KERNEL_ARCH_SPARC_KERNEL_ARGS_H
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#define KERNEL_ARCH_SPARC_KERNEL_ARGS_H
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#ifndef KERNEL_BOOT_KERNEL_ARGS_H
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# error This file is included from <boot/kernel_args.h> only
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#endif
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#define _PACKED __attribute__((packed))
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#define MAX_VIRTUAL_RANGES_TO_KEEP 32
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// kernel args
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typedef struct {
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// architecture specific
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uint64 cpu_frequency;
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uint64 bus_frequency;
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uint64 time_base_frequency;
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addr_range framebuffer; // maps where the framebuffer is located, in physical memory
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int screen_x, screen_y, screen_depth;
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// The virtual ranges we want to keep in the kernel. E.g. those belonging
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// to the Open Firmware.
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uint32 num_virtual_ranges_to_keep;
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addr_range virtual_ranges_to_keep[MAX_VIRTUAL_RANGES_TO_KEEP];
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// platform type we booted from
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int platform;
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} arch_kernel_args;
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#endif /* KERNEL_ARCH_SPARC_KERNEL_ARGS_H */
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@@ -0,0 +1,13 @@
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/*
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* Copyright 2005, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef _KERNEL_ARCH_SPARC_SYSTEM_INFO_H
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#define _KERNEL_ARCH_SPARC_SYSTEM_INFO_H
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/* nothing to be seen here yet */
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#endif /* _KRENEL_ARCH_SPARC_SYSTEM_INFO_H */
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@@ -0,0 +1,47 @@
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/*
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* Copyright 2003-2019, Haiku Inc. All rights reserved.
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* Distributed under the terms of the MIT License.
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*
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* Authors:
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* Axel Dörfler <axeld@pinc-software.de>
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* Ingo Weinhold <bonefish@cs.tu-berlin.de>
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* Adrien Destugues <pulkomandy@pulkomandy.tk>
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*/
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#ifndef _KERNEL_ARCH_SPARC_THREAD_H
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#define _KERNEL_ARCH_SPARC_THREAD_H
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#include <arch/cpu.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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void ppc_push_iframe(struct iframe_stack *stack, struct iframe *frame);
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void ppc_pop_iframe(struct iframe_stack *stack);
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struct iframe *ppc_get_user_iframe(void);
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static inline Thread *
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arch_thread_get_current_thread(void)
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{
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Thread *t;
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//asm volatile("mfsprg2 %0" : "=r"(t));
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t = NULL;
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return t;
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}
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static inline void
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arch_thread_set_current_thread(Thread *t)
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{
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//asm volatile("mtsprg2 %0" : : "r"(t));
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}
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#ifdef __cplusplus
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}
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#endif
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#endif /* _KERNEL_ARCH_SPARC_THREAD_H */
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@@ -0,0 +1,44 @@
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/*
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** Copyright 2001, Travis Geiselbrecht. All rights reserved.
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** Copyright 2019, Adrien Destugues, pulkomandy@pulkomandy.tk
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** Distributed under the terms of the MIT License.
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*/
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#ifndef KERNEL_ARCH_SPARC_THREAD_TYPES_H
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#define KERNEL_ARCH_SPARC_THREAD_TYPES_H
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#include <arch_cpu.h>
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#define IFRAME_TRACE_DEPTH 4
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struct iframe_stack {
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struct iframe *frames[IFRAME_TRACE_DEPTH];
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int32 index;
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};
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// architecture specific thread info
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struct arch_thread {
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void *sp; // stack pointer
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void *interrupt_stack;
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// used to track interrupts on this thread
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struct iframe_stack iframes;
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};
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struct arch_team {
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// gcc treats empty structures as zero-length in C, but as if they contain
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// a char in C++. So we have to put a dummy in to be able to use the struct
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// from both in a consistent way.
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char dummy;
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};
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struct arch_fork_arg {
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// gcc treats empty structures as zero-length in C, but as if they contain
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// a char in C++. So we have to put a dummy in to be able to use the struct
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// from both in a consistent way.
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char dummy;
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};
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#endif /* KERNEL_ARCH_SPARC_THREAD_TYPES_H */
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@@ -0,0 +1,19 @@
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/*
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* Copyright 2005, Axel Dörfler, axeld@pinc-software.de.
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* Copyright 2019, Adrien Destugues, pulkomandy@pulkomandy.tk.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef _KERNEL_ARCH_SPARC_USER_DEBUGGER_H
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#define _KERNEL_ARCH_SPARC_USER_DEBUGGER_H
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struct arch_team_debug_info {
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uint32 dummy;
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};
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struct arch_thread_debug_info {
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uint32 dummy;
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};
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#endif // _KERNEL_ARCH_SPARC_USER_DEBUGGER_H
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@@ -0,0 +1,17 @@
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/*
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* Copyright 2004, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
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* Copyright 2091, Adrien Destugues, pulkomandy@pulkomandy.tk. All rights reserved.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef ARCH_SPARC_VM_H
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#define ARCH_SPARC_VM_H
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/* This many pages will be read/written on I/O if possible */
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#define NUM_IO_PAGES 4
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/* 16 kB */
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#define PAGE_SHIFT 12
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#endif /* ARCH_SPARC_VM_H */
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@@ -0,0 +1,21 @@
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/*
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* Copyright 2018 Haiku Inc. All Rights Reserved.
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* Copyright 2006, Ingo Weinhold <bonefish@cs.tu-berlin.de>.
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* Copyright 2019, Adrien Destugues <pulkomandy@pulkomandy.tk>.
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* All rights reserved. Distributed under the terms of the MIT License.
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*/
|
||||
#ifndef _KERNEL_ARCH_REAL_TIME_DATA_H
|
||||
#define _KERNEL_ARCH_REAL_TIME_DATA_H
|
||||
|
||||
#include <StorageDefs.h>
|
||||
#include <SupportDefs.h>
|
||||
|
||||
|
||||
struct arch_real_time_data {
|
||||
bigtime_t system_time_offset;
|
||||
uint32 system_time_conversion_factor;
|
||||
uint32 _padding;
|
||||
};
|
||||
|
||||
#endif /* _KERNEL_ARCH_REAL_TIME_DATA_H */
|
||||
|
||||
Reference in New Issue
Block a user