| /kernel/trunk/kernel.config |
|---|
| 98,7 → 98,7 |
| ! [(ARCH=mips32&MIPS_MACHINE!=msim&MIPS_MACHINE!=simics)|ARCH=amd64|ARCH=ia32|ARCH=ia64] CONFIG_FPU_LAZY (y/n) |
| # Power off on halt |
| ! [ARCH=ppc32] CONFIG_POWEROFF (y/n) |
| ! [ARCH=ppc32] CONFIG_POWEROFF (n/y) |
| ## Debugging configuration directives |
| /kernel/trunk/arch/ppc32/include/boot/boot.h |
|---|
| 35,7 → 35,7 |
| #ifndef __ppc32_BOOT_H__ |
| #define __ppc32_BOOT_H__ |
| #define BOOT_OFFSET 0x4000 |
| #define BOOT_OFFSET 0x8000 |
| /* Temporary stack size for boot process */ |
| #define TEMP_STACK_SIZE 0x100 |
| /kernel/trunk/arch/ppc32/src/exception.S |
|---|
| 116,38 → 116,6 |
| stw r12, 156(sp) |
| .endm |
| .org 0x060 |
| jump_to_kernel: |
| lis r12, iret@ha |
| addi r12, r12, iret@l |
| mtlr r12 |
| mfmsr r12 |
| ori r12, r12, (msr_ir | msr_dr)@l |
| mtsrr1 r12 |
| addis sp, sp, 0x8000 |
| mr r4, sp |
| addi r4, r4, 8 |
| rfi |
| jump_to_kernel_syscall: |
| lis r12, syscall_handler@ha |
| addi r12, r12, syscall_handler@l |
| mtsrr0 r12 |
| lis r12, iret_syscall@ha |
| addi r12, r12, iret_syscall@l |
| mtlr r12 |
| mfmsr r12 |
| ori r12, r12, (msr_ir | msr_dr)@l |
| mtsrr1 r12 |
| addis sp, sp, 0x8000 |
| rfi |
| .org 0x100 |
| .global exc_system_reset |
| exc_system_reset: |
| 298,3 → 266,35 |
| li r3, 12 |
| b jump_to_kernel |
| .org 0x4000 |
| jump_to_kernel: |
| lis r12, iret@ha |
| addi r12, r12, iret@l |
| mtlr r12 |
| mfmsr r12 |
| ori r12, r12, (msr_ir | msr_dr)@l |
| mtsrr1 r12 |
| addis sp, sp, 0x8000 |
| mr r4, sp |
| addi r4, r4, 8 |
| rfi |
| jump_to_kernel_syscall: |
| lis r12, syscall_handler@ha |
| addi r12, r12, syscall_handler@l |
| mtsrr0 r12 |
| lis r12, iret_syscall@ha |
| addi r12, r12, iret_syscall@l |
| mtlr r12 |
| mfmsr r12 |
| ori r12, r12, (msr_ir | msr_dr)@l |
| mtsrr1 r12 |
| addis sp, sp, 0x8000 |
| rfi |
| /kernel/trunk/arch/ppc32/src/mm/frame.c |
|---|
| 62,8 → 62,9 |
| last_frame = ALIGN_UP(bootinfo.memmap.zones[i].start + bootinfo.memmap.zones[i].size, FRAME_SIZE); |
| } |
| /* First is exception vector, second is 'implementation specific', third and fourth is reserved */ |
| frame_mark_unavailable(0, 4); |
| /* First is exception vector, second is 'implementation specific', |
| third and fourth is reserved, other contain real mode code */ |
| frame_mark_unavailable(0, 8); |
| } |