| /SPARTAN/trunk/arch/ppc/include/asm/macro.h |
|---|
| 191,7 → 191,71 |
| #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 |
| /SPARTAN/trunk/arch/ppc/include/context.h |
|---|
| 31,12 → 31,42 |
| #include <arch/types.h> |
| #define SP_DELTA 0 |
| #define SP_DELTA 4 |
| 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)); |
| /SPARTAN/trunk/arch/ppc/Makefile.inc |
|---|
| 15,6 → 15,7 |
| LFLAGS=-M -no-check-sections -T ../arch/ppc/_link.ld |
| arch_sources= \ |
| arch/context.S \ |
| arch/ppc.c \ |
| arch/debug/panic.s \ |
| arch/fpu_context.c \ |
| /SPARTAN/trunk/arch/ppc/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/ppc/src/dummy.s |
|---|
| 28,11 → 28,10 |
| .text |
| .global memcpy |
| .global memcopy |
| .global cpu_priority_read |
| .global memsetb |
| .global context_save |
| .global context_restore |
| .global userspace |
| .global before_thread_runs_arch |
| .global cpu_identify |
| 45,11 → 44,10 |
| .global asm_delay_loop |
| .global dummy |
| memcpy: |
| memcopy: |
| cpu_priority_read: |
| memsetb: |
| context_save: |
| context_restore: |
| before_thread_runs_arch: |
| userspace: |
| calibrate_delay_loop: |
| /SPARTAN/trunk/arch/ppc/src/start.S |
|---|
| 35,4 → 35,22 |
| kernel_image_start: |
| bl early_init |
| lis r3, _hardcoded_ktext_size@ha |
| addi r3, r3, _hardcoded_ktext_size@l |
| lis r4, hardcoded_ktext_size@ha |
| addi r4, r4, hardcoded_ktext_size@l |
| stw r3, 0(r4) |
| lis r3, _hardcoded_kdata_size@ha |
| addi r3, r3, _hardcoded_kdata_size@l |
| lis r4, hardcoded_kdata_size@ha |
| addi r4, r4, hardcoded_kdata_size@l |
| stw r3, 0(r4) |
| lis r3, _hardcoded_load_address@ha |
| addi r3, r3, _hardcoded_load_address@l |
| lis r4, hardcoded_load_address@ha |
| addi r4, r4, hardcoded_load_address@l |
| stw r3, 0(r4) |
| b main_bsp |
| /SPARTAN/trunk/arch/ppc/_link.ld |
|---|
| 32,5 → 32,4 |
| _hardcoded_ktext_size = ktext_end - ktext_start; |
| _hardcoded_kdata_size = kdata_end - kdata_start; |
| _hardcoded_load_address = 0x80000000; |
| } |