diff options
Diffstat (limited to 'include/asm-ia64')
| -rw-r--r-- | include/asm-ia64/kexec.h | 47 | ||||
| -rw-r--r-- | include/asm-ia64/machvec.h | 5 | ||||
| -rw-r--r-- | include/asm-ia64/machvec_sn2.h | 2 | ||||
| -rw-r--r-- | include/asm-ia64/meminit.h | 3 | ||||
| -rw-r--r-- | include/asm-ia64/sn/sn_sal.h | 9 |
5 files changed, 65 insertions, 1 deletions
diff --git a/include/asm-ia64/kexec.h b/include/asm-ia64/kexec.h new file mode 100644 index 00000000000..01c36b00474 --- /dev/null +++ b/include/asm-ia64/kexec.h @@ -0,0 +1,47 @@ +#ifndef _ASM_IA64_KEXEC_H +#define _ASM_IA64_KEXEC_H + + +/* Maximum physical address we can use pages from */ +#define KEXEC_SOURCE_MEMORY_LIMIT (-1UL) +/* Maximum address we can reach in physical address mode */ +#define KEXEC_DESTINATION_MEMORY_LIMIT (-1UL) +/* Maximum address we can use for the control code buffer */ +#define KEXEC_CONTROL_MEMORY_LIMIT TASK_SIZE + +#define KEXEC_CONTROL_CODE_SIZE (8192 + 8192 + 4096) + +/* The native architecture */ +#define KEXEC_ARCH KEXEC_ARCH_IA_64 + +#define MAX_NOTE_BYTES 1024 + +#define kexec_flush_icache_page(page) do { \ + unsigned long page_addr = (unsigned long)page_address(page); \ + flush_icache_range(page_addr, page_addr + PAGE_SIZE); \ + } while(0) + +extern struct kimage *ia64_kimage; +DECLARE_PER_CPU(u64, ia64_mca_pal_base); +const extern unsigned int relocate_new_kernel_size; +extern void relocate_new_kernel(unsigned long, unsigned long, + struct ia64_boot_param *, unsigned long); +static inline void +crash_setup_regs(struct pt_regs *newregs, struct pt_regs *oldregs) +{ +} +extern struct resource efi_memmap_res; +extern struct resource boot_param_res; +extern void kdump_smp_send_stop(void); +extern void kdump_smp_send_init(void); +extern void kexec_disable_iosapic(void); +extern void crash_save_this_cpu(void); +struct rsvd_region; +extern unsigned long kdump_find_rsvd_region(unsigned long size, + struct rsvd_region *rsvd_regions, int n); +extern void kdump_cpu_freeze(struct unw_frame_info *info, void *arg); +extern int kdump_status[]; +extern atomic_t kdump_cpu_freezed; +extern atomic_t kdump_in_progress; + +#endif /* _ASM_IA64_KEXEC_H */ diff --git a/include/asm-ia64/machvec.h b/include/asm-ia64/machvec.h index 8f784f8e45b..a3891eb3f21 100644 --- a/include/asm-ia64/machvec.h +++ b/include/asm-ia64/machvec.h @@ -37,6 +37,7 @@ typedef int ia64_mv_pci_legacy_write_t (struct pci_bus *, u16 port, u32 val, u8 size); typedef void ia64_mv_migrate_t(struct task_struct * task); typedef void ia64_mv_pci_fixup_bus_t (struct pci_bus *); +typedef void ia64_mv_kernel_launch_event_t(void); /* DMA-mapping interface: */ typedef void ia64_mv_dma_init (void); @@ -218,6 +219,7 @@ struct ia64_machine_vector { ia64_mv_setup_msi_irq_t *setup_msi_irq; ia64_mv_teardown_msi_irq_t *teardown_msi_irq; ia64_mv_pci_fixup_bus_t *pci_fixup_bus; + ia64_mv_kernel_launch_event_t *kernel_launch_event; } __attribute__((__aligned__(16))); /* align attrib? see above comment */ #define MACHVEC_INIT(name) \ @@ -318,6 +320,9 @@ extern ia64_mv_dma_supported swiotlb_dma_supported; #ifndef platform_tlb_migrate_finish # define platform_tlb_migrate_finish machvec_noop_mm #endif +#ifndef platform_kernel_launch_event +# define platform_kernel_launch_event machvec_noop +#endif #ifndef platform_dma_init # define platform_dma_init swiotlb_init #endif diff --git a/include/asm-ia64/machvec_sn2.h b/include/asm-ia64/machvec_sn2.h index 83325f6db03..eaa2fce0fec 100644 --- a/include/asm-ia64/machvec_sn2.h +++ b/include/asm-ia64/machvec_sn2.h @@ -67,6 +67,7 @@ extern ia64_mv_dma_sync_sg_for_device sn_dma_sync_sg_for_device; extern ia64_mv_dma_mapping_error sn_dma_mapping_error; extern ia64_mv_dma_supported sn_dma_supported; extern ia64_mv_migrate_t sn_migrate; +extern ia64_mv_kernel_launch_event_t sn_kernel_launch_event; extern ia64_mv_setup_msi_irq_t sn_setup_msi_irq; extern ia64_mv_teardown_msi_irq_t sn_teardown_msi_irq; extern ia64_mv_pci_fixup_bus_t sn_pci_fixup_bus; @@ -121,6 +122,7 @@ extern ia64_mv_pci_fixup_bus_t sn_pci_fixup_bus; #define platform_dma_mapping_error sn_dma_mapping_error #define platform_dma_supported sn_dma_supported #define platform_migrate sn_migrate +#define platform_kernel_launch_event sn_kernel_launch_event #ifdef CONFIG_PCI_MSI #define platform_setup_msi_irq sn_setup_msi_irq #define platform_teardown_msi_irq sn_teardown_msi_irq diff --git a/include/asm-ia64/meminit.h b/include/asm-ia64/meminit.h index c3b1f862e6e..c8df7590108 100644 --- a/include/asm-ia64/meminit.h +++ b/include/asm-ia64/meminit.h @@ -15,11 +15,12 @@ * - initrd (optional) * - command line string * - kernel code & data + * - crash dumping code reserved region * - Kernel memory map built from EFI memory map * * More could be added if necessary */ -#define IA64_MAX_RSVD_REGIONS 6 +#define IA64_MAX_RSVD_REGIONS 7 struct rsvd_region { unsigned long start; /* virtual address of beginning of element */ diff --git a/include/asm-ia64/sn/sn_sal.h b/include/asm-ia64/sn/sn_sal.h index be5d83ad7cb..2c4004eb5a6 100644 --- a/include/asm-ia64/sn/sn_sal.h +++ b/include/asm-ia64/sn/sn_sal.h @@ -88,6 +88,8 @@ #define SN_SAL_INJECT_ERROR 0x02000067 #define SN_SAL_SET_CPU_NUMBER 0x02000068 +#define SN_SAL_KERNEL_LAUNCH_EVENT 0x02000069 + /* * Service-specific constants */ @@ -1155,4 +1157,11 @@ ia64_sn_set_cpu_number(int cpu) SAL_CALL_NOLOCK(rv, SN_SAL_SET_CPU_NUMBER, cpu, 0, 0, 0, 0, 0, 0); return rv.status; } +static inline int +ia64_sn_kernel_launch_event(void) +{ + struct ia64_sal_retval rv; + SAL_CALL_NOLOCK(rv, SN_SAL_KERNEL_LAUNCH_EVENT, 0, 0, 0, 0, 0, 0, 0); + return rv.status; +} #endif /* _ASM_IA64_SN_SN_SAL_H */ |