projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| e1df870d ME |
1 | #ifndef _ASM_POWERPC_KEXEC_H |
| 2 | #define _ASM_POWERPC_KEXEC_H | |
| 88ced031 | 3 | #ifdef __KERNEL__ |
| e1df870d ME |
4 | |
| 5 | /* | |
| 6 | * Maximum page that is mapped directly into kernel memory. | |
| 7 | * XXX: Since we copy virt we can use any page we allocate | |
| 8 | */ | |
| 9 | #define KEXEC_SOURCE_MEMORY_LIMIT (-1UL) | |
| 10 | ||
| 11 | /* | |
| 12 | * Maximum address we can reach in physical address mode. | |
| 13 | * XXX: I want to allow initrd in highmem. Otherwise set to rmo on LPAR. | |
| 14 | */ | |
| 15 | #define KEXEC_DESTINATION_MEMORY_LIMIT (-1UL) | |
| 16 | ||
| 17 | /* Maximum address we can use for the control code buffer */ | |
| 18 | #ifdef __powerpc64__ | |
| 19 | #define KEXEC_CONTROL_MEMORY_LIMIT (-1UL) | |
| 20 | #else | |
| 21 | /* TASK_SIZE, probably left over from use_mm ?? */ | |
| 22 | #define KEXEC_CONTROL_MEMORY_LIMIT TASK_SIZE | |
| 23 | #endif | |
| 24 | ||
| 25 | #define KEXEC_CONTROL_CODE_SIZE 4096 | |
| 26 | ||
| 27 | /* The native architecture */ | |
| 28 | #ifdef __powerpc64__ | |
| 29 | #define KEXEC_ARCH KEXEC_ARCH_PPC64 | |
| 30 | #else | |
| 31 | #define KEXEC_ARCH KEXEC_ARCH_PPC | |
| 32 | #endif | |
| 33 | ||
| 54c32021 ME |
34 | #define HAVE_ARCH_COPY_OLDMEM_PAGE |
| 35 | ||
| e1df870d ME |
36 | #ifndef __ASSEMBLY__ |
| 37 | ||
| cc532915 ME |
38 | #ifdef CONFIG_KEXEC |
| 39 | ||
| e1df870d | 40 | #define MAX_NOTE_BYTES 1024 |
| e1df870d ME |
41 | |
| 42 | #ifdef __powerpc64__ | |
| 43 | extern void kexec_smp_wait(void); /* get and clear naca physid, wait for | |
| 44 | master to copy new code to 0 */ | |
| 593e537b | 45 | extern void __init kexec_setup(void); |
| cc532915 ME |
46 | extern int crashing_cpu; |
| 47 | extern void crash_send_ipi(void (*crash_ipi_callback)(struct pt_regs *)); | |
| 48 | #endif /* __powerpc64 __ */ | |
| e1df870d | 49 | |
| 3d1229d6 | 50 | struct kimage; |
| cc532915 | 51 | struct pt_regs; |
| 3d1229d6 ME |
52 | extern void default_machine_kexec(struct kimage *image); |
| 53 | extern int default_machine_kexec_prepare(struct kimage *image); | |
| cc532915 ME |
54 | extern void default_machine_crash_shutdown(struct pt_regs *regs); |
| 55 | ||
| 56 | #endif /* !CONFIG_KEXEC */ | |
| 3d1229d6 | 57 | |
| e1df870d | 58 | #endif /* ! __ASSEMBLY__ */ |
| 88ced031 | 59 | #endif /* __KERNEL__ */ |
| e1df870d | 60 | #endif /* _ASM_POWERPC_KEXEC_H */ |