| /tags/0.1.1/kernel/arch/sparc64/include/trap/exception.h |
|---|
| 0,0 → 1,44 |
| /* |
| * 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 __sparc64_EXCEPTION_H__ |
| #define __sparc64_EXCEPTION_H__ |
| #define TT_INSTRUCTION_ACCESS_EXCEPTION 0x08 |
| #define TT_ILLEGAL_INSTRUCTION 0x10 |
| #define TT_DATA_ACCESS_ERROR 0x32 |
| #define TT_MEM_ADDRESS_NOT_ALIGNED 0x34 |
| #ifndef __ASM__ |
| extern void do_instruction_access_exc(void); |
| extern void do_mem_address_not_aligned(void); |
| extern void do_data_access_error(void); |
| extern void do_illegal_instruction(void); |
| #endif /* !__ASM__ */ |
| #endif |
| /tags/0.1.1/kernel/arch/sparc64/include/trap/mmu.h |
|---|
| 0,0 → 1,70 |
| /* |
| * Copyright (C) 2006 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. |
| */ |
| /** |
| * This file contains fast MMU trap handlers. |
| */ |
| #ifndef __sparc64_MMU_TRAP_H__ |
| #define __sparc64_MMU_TRAP_H__ |
| #include <arch/stack.h> |
| #define TT_FAST_INSTRUCTION_ACCESS_MMU_MISS 0x64 |
| #define TT_FAST_DATA_ACCESS_MMU_MISS 0x68 |
| #define TT_FAST_DATA_ACCESS_PROTECTION 0x6c |
| #define FAST_MMU_HANDLER_SIZE 128 |
| #ifdef __ASM__ |
| .macro FAST_INSTRUCTION_ACCESS_MMU_MISS_HANDLER |
| save %sp, -STACK_WINDOW_SAVE_AREA_SIZE, %sp |
| call fast_instruction_access_mmu_miss |
| nop |
| restore |
| retry |
| .endm |
| .macro FAST_DATA_ACCESS_MMU_MISS_HANDLER |
| save %sp, -STACK_WINDOW_SAVE_AREA_SIZE, %sp |
| call fast_data_access_mmu_miss |
| nop |
| restore |
| retry |
| .endm |
| .macro FAST_DATA_ACCESS_PROTECTION_HANDLER |
| save %sp, -STACK_WINDOW_SAVE_AREA_SIZE, %sp |
| call fast_data_access_protection |
| nop |
| restore |
| retry |
| .endm |
| #endif /* __ASM__ */ |
| #endif |
| /tags/0.1.1/kernel/arch/sparc64/include/trap/trap.h |
|---|
| 0,0 → 1,44 |
| /* |
| * 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 __sparc64_TRAP_H__ |
| #define __sparc64_TRAP_H__ |
| #include <arch/trap/trap_table.h> |
| #include <arch/asm.h> |
| /** Switch to in-kernel trap table. */ |
| static inline void trap_switch_trap_table(void) |
| { |
| /* Point TBA to kernel copy of OFW's trap table. */ |
| tba_write((__u64) trap_table); |
| } |
| extern void trap_init(void); |
| #endif |
| /tags/0.1.1/kernel/arch/sparc64/include/trap/interrupt.h |
|---|
| 0,0 → 1,73 |
| /* |
| * 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. |
| */ |
| /** |
| * This file contains interrupt vector trap handler. |
| */ |
| #ifndef __sparc64_TRAP_INTERRUPT_H__ |
| #define __sparc64_TRAP_INTERRUPT_H__ |
| #include <arch/trap/trap_table.h> |
| #include <arch/stack.h> |
| #define TT_INTERRUPT_LEVEL_1 0x41 |
| #define TT_INTERRUPT_LEVEL_2 0x42 |
| #define TT_INTERRUPT_LEVEL_3 0x43 |
| #define TT_INTERRUPT_LEVEL_4 0x44 |
| #define TT_INTERRUPT_LEVEL_5 0x45 |
| #define TT_INTERRUPT_LEVEL_6 0x46 |
| #define TT_INTERRUPT_LEVEL_7 0x47 |
| #define TT_INTERRUPT_LEVEL_8 0x48 |
| #define TT_INTERRUPT_LEVEL_9 0x49 |
| #define TT_INTERRUPT_LEVEL_10 0x4a |
| #define TT_INTERRUPT_LEVEL_11 0x4b |
| #define TT_INTERRUPT_LEVEL_12 0x4c |
| #define TT_INTERRUPT_LEVEL_13 0x4d |
| #define TT_INTERRUPT_LEVEL_14 0x4e |
| #define TT_INTERRUPT_LEVEL_15 0x4f |
| #define TT_INTERRUPT_VECTOR_TRAP 0x60 |
| #define INTERRUPT_LEVEL_N_HANDLER_SIZE TRAP_TABLE_ENTRY_SIZE |
| #define INTERRUPT_VECTOR_TRAP_HANDLER_SIZE TRAP_TABLE_ENTRY_SIZE |
| #ifdef __ASM__ |
| .macro INTERRUPT_LEVEL_N_HANDLER n |
| save %sp, -PREEMPTIBLE_HANDLER_STACK_FRAME_SIZE, %sp |
| mov \n - 1, %o0 |
| mov %fp, %o1 |
| PREEMPTIBLE_HANDLER exc_dispatch |
| .endm |
| .macro INTERRUPT_VECTOR_TRAP_HANDLER |
| retry |
| .endm |
| #endif /* __ASM__ */ |
| #endif |
| /tags/0.1.1/kernel/arch/sparc64/include/trap/trap_table.h |
|---|
| 0,0 → 1,92 |
| /* |
| * 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 __sparc64_TRAP_TABLE_H__ |
| #define __sparc64_TRAP_TABLE_H__ |
| #ifndef __ASM__ |
| #include <arch/types.h> |
| #endif /* __ASM__ */ |
| #include <arch/stack.h> |
| #define TRAP_TABLE_ENTRY_COUNT 1024 |
| #define TRAP_TABLE_ENTRY_SIZE 32 |
| #define TRAP_TABLE_SIZE (TRAP_TABLE_ENTRY_COUNT*TRAP_TABLE_ENTRY_SIZE) |
| #ifndef __ASM__ |
| struct trap_table_entry { |
| __u8 octets[TRAP_TABLE_ENTRY_SIZE]; |
| } __attribute__ ((packed)); |
| typedef struct trap_table_entry trap_table_entry_t; |
| extern trap_table_entry_t trap_table[TRAP_TABLE_ENTRY_COUNT]; |
| extern trap_table_entry_t trap_table_save[TRAP_TABLE_ENTRY_COUNT]; |
| #endif /* !__ASM__ */ |
| #ifdef __ASM__ |
| .macro SAVE_GLOBALS |
| mov %g1, %l1 |
| mov %g2, %l2 |
| mov %g3, %l3 |
| mov %g4, %l4 |
| mov %g5, %l5 |
| mov %g6, %l6 |
| mov %g7, %l7 |
| .endm |
| .macro RESTORE_GLOBALS |
| mov %l1, %g1 |
| mov %l2, %g2 |
| mov %l3, %g3 |
| mov %l4, %g4 |
| mov %l5, %g5 |
| mov %l6, %g6 |
| mov %l7, %g7 |
| .endm |
| #define PREEMPTIBLE_HANDLER_STACK_FRAME_SIZE (STACK_WINDOW_SAVE_AREA_SIZE+(4*8)) |
| #define SAVED_TSTATE -(1*8) |
| #define SAVED_TPC -(2*8) |
| #define SAVED_TNPC -(3*8) |
| #define SAVED_PSTATE -(4*8) |
| .macro PREEMPTIBLE_HANDLER f |
| set \f, %l0 |
| b preemptible_handler |
| nop |
| .endm |
| .macro SIMPLE_HANDLER f |
| call \f |
| nop |
| .endm |
| #endif /* __ASM__ */ |
| #endif |
| /tags/0.1.1/kernel/arch/sparc64/include/trap/regwin.h |
|---|
| 0,0 → 1,133 |
| /* |
| * 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. |
| */ |
| /** |
| * This file contains register window trap handlers. |
| */ |
| #ifndef __sparc64_REGWIN_H__ |
| #define __sparc64_REGWIN_H__ |
| #include <arch/stack.h> |
| #define TT_CLEAN_WINDOW 0x24 |
| #define TT_SPILL_0_NORMAL 0x80 |
| #define TT_FILL_0_NORMAL 0xc0 |
| #define REGWIN_HANDLER_SIZE 128 |
| #define CLEAN_WINDOW_HANDLER_SIZE REGWIN_HANDLER_SIZE |
| #define SPILL_HANDLER_SIZE REGWIN_HANDLER_SIZE |
| #define FILL_HANDLER_SIZE REGWIN_HANDLER_SIZE |
| /** Window Save Area offsets. */ |
| #define L0_OFFSET 0 |
| #define L1_OFFSET 8 |
| #define L2_OFFSET 16 |
| #define L3_OFFSET 24 |
| #define L4_OFFSET 32 |
| #define L5_OFFSET 40 |
| #define L6_OFFSET 48 |
| #define L7_OFFSET 56 |
| #define I0_OFFSET 64 |
| #define I1_OFFSET 72 |
| #define I2_OFFSET 80 |
| #define I3_OFFSET 88 |
| #define I4_OFFSET 96 |
| #define I5_OFFSET 104 |
| #define I6_OFFSET 112 |
| #define I7_OFFSET 120 |
| #ifdef __ASM__ |
| .macro SPILL_NORMAL_HANDLER |
| stx %l0, [%sp + STACK_BIAS + L0_OFFSET] |
| stx %l1, [%sp + STACK_BIAS + L1_OFFSET] |
| stx %l2, [%sp + STACK_BIAS + L2_OFFSET] |
| stx %l3, [%sp + STACK_BIAS + L3_OFFSET] |
| stx %l4, [%sp + STACK_BIAS + L4_OFFSET] |
| stx %l5, [%sp + STACK_BIAS + L5_OFFSET] |
| stx %l6, [%sp + STACK_BIAS + L6_OFFSET] |
| stx %l7, [%sp + STACK_BIAS + L7_OFFSET] |
| stx %i0, [%sp + STACK_BIAS + I0_OFFSET] |
| stx %i1, [%sp + STACK_BIAS + I1_OFFSET] |
| stx %i2, [%sp + STACK_BIAS + I2_OFFSET] |
| stx %i3, [%sp + STACK_BIAS + I3_OFFSET] |
| stx %i4, [%sp + STACK_BIAS + I4_OFFSET] |
| stx %i5, [%sp + STACK_BIAS + I5_OFFSET] |
| stx %i6, [%sp + STACK_BIAS + I6_OFFSET] |
| stx %i7, [%sp + STACK_BIAS + I7_OFFSET] |
| saved |
| retry |
| .endm |
| .macro FILL_NORMAL_HANDLER |
| ldx [%sp + STACK_BIAS + L0_OFFSET], %l0 |
| ldx [%sp + STACK_BIAS + L1_OFFSET], %l1 |
| ldx [%sp + STACK_BIAS + L2_OFFSET], %l2 |
| ldx [%sp + STACK_BIAS + L3_OFFSET], %l3 |
| ldx [%sp + STACK_BIAS + L4_OFFSET], %l4 |
| ldx [%sp + STACK_BIAS + L5_OFFSET], %l5 |
| ldx [%sp + STACK_BIAS + L6_OFFSET], %l6 |
| ldx [%sp + STACK_BIAS + L7_OFFSET], %l7 |
| ldx [%sp + STACK_BIAS + I0_OFFSET], %i0 |
| ldx [%sp + STACK_BIAS + I1_OFFSET], %i1 |
| ldx [%sp + STACK_BIAS + I2_OFFSET], %i2 |
| ldx [%sp + STACK_BIAS + I3_OFFSET], %i3 |
| ldx [%sp + STACK_BIAS + I4_OFFSET], %i4 |
| ldx [%sp + STACK_BIAS + I5_OFFSET], %i5 |
| ldx [%sp + STACK_BIAS + I6_OFFSET], %i6 |
| ldx [%sp + STACK_BIAS + I7_OFFSET], %i7 |
| restored |
| retry |
| .endm |
| .macro CLEAN_WINDOW_HANDLER |
| rdpr %cleanwin, %l0 |
| add %l0, 1, %l0 |
| wrpr %l0, 0, %cleanwin |
| mov %r0, %l0 |
| mov %r0, %l1 |
| mov %r0, %l2 |
| mov %r0, %l3 |
| mov %r0, %l4 |
| mov %r0, %l5 |
| mov %r0, %l6 |
| mov %r0, %l7 |
| mov %r0, %o0 |
| mov %r0, %o1 |
| mov %r0, %o2 |
| mov %r0, %o3 |
| mov %r0, %o4 |
| mov %r0, %o5 |
| mov %r0, %o6 |
| mov %r0, %o7 |
| retry |
| .endm |
| #endif /* __ASM__ */ |
| #endif |