diff options
Diffstat (limited to 'arch/powerpc/include/asm/kexec.h')
| -rw-r--r-- | arch/powerpc/include/asm/kexec.h | 25 |
1 files changed, 18 insertions, 7 deletions
diff --git a/arch/powerpc/include/asm/kexec.h b/arch/powerpc/include/asm/kexec.h index 7e06b43720d..16d7e33d35e 100644 --- a/arch/powerpc/include/asm/kexec.h +++ b/arch/powerpc/include/asm/kexec.h @@ -2,6 +2,18 @@ #define _ASM_POWERPC_KEXEC_H #ifdef __KERNEL__ +#if defined(CONFIG_FSL_BOOKE) || defined(CONFIG_44x) + +/* + * On FSL-BookE we setup a 1:1 mapping which covers the first 2GiB of memory + * and therefore we can only deal with memory within this range + */ +#define KEXEC_SOURCE_MEMORY_LIMIT (2 * 1024 * 1024 * 1024UL - 1) +#define KEXEC_DESTINATION_MEMORY_LIMIT (2 * 1024 * 1024 * 1024UL - 1) +#define KEXEC_CONTROL_MEMORY_LIMIT (2 * 1024 * 1024 * 1024UL - 1) + +#else + /* * Maximum page that is mapped directly into kernel memory. * XXX: Since we copy virt we can use any page we allocate @@ -21,6 +33,7 @@ /* TASK_SIZE, probably left over from use_mm ?? */ #define KEXEC_CONTROL_MEMORY_LIMIT TASK_SIZE #endif +#endif #define KEXEC_CONTROL_PAGE_SIZE 4096 @@ -31,8 +44,11 @@ #define KEXEC_ARCH KEXEC_ARCH_PPC #endif +#define KEXEC_STATE_NONE 0 +#define KEXEC_STATE_IRQS_OFF 1 +#define KEXEC_STATE_REAL_MODE 2 + #ifndef __ASSEMBLY__ -#include <linux/cpumask.h> #include <asm/reg.h> typedef void (*crash_shutdown_t)(void); @@ -56,11 +72,6 @@ extern void kexec_smp_wait(void); /* get and clear naca physid, wait for master to copy new code to 0 */ extern int crashing_cpu; extern void crash_send_ipi(void (*crash_ipi_callback)(struct pt_regs *)); -extern cpumask_t cpus_in_sr; -static inline int kexec_sr_activated(int cpu) -{ - return cpu_isset(cpu,cpus_in_sr); -} struct kimage; struct pt_regs; @@ -74,9 +85,9 @@ extern void machine_kexec_simple(struct kimage *image); extern void crash_kexec_secondary(struct pt_regs *regs); extern int overlaps_crashkernel(unsigned long start, unsigned long size); extern void reserve_crashkernel(void); +extern void machine_kexec_mask_interrupts(void); #else /* !CONFIG_KEXEC */ -static inline int kexec_sr_activated(int cpu) { return 0; } static inline void crash_kexec_secondary(struct pt_regs *regs) { } static inline int overlaps_crashkernel(unsigned long start, unsigned long size) |