diff options
| author | Khalid Aziz <khalid.aziz@hp.com> | 2005-09-19 15:42:36 -0700 |
|---|---|---|
| committer | Tony Luck <tony.luck@intel.com> | 2005-09-19 15:42:36 -0700 |
| commit | be379124c0a5abfbe57dab2823fe8a71ce797aee (patch) | |
| tree | c16b8dce920a001431add24bcd12cc1f12bf824d /arch/ia64/kernel/setup.c | |
| parent | d8c97d5f3aa348272df2ccb4e224b1cf9a1eb6d7 (diff) | |
[IA64] include EFI memory information in /proc/iomem
User mode kexec tools expect to find information about physical
memory in /proc/iomem (as they do on x86) to validate the addresses
that the new kernel will use.
Signed-off-by: Khalid Aziz <khalid.aziz@hp.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'arch/ia64/kernel/setup.c')
| -rw-r--r-- | arch/ia64/kernel/setup.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c index 1658d687b79..83b37c410cc 100644 --- a/arch/ia64/kernel/setup.c +++ b/arch/ia64/kernel/setup.c @@ -78,6 +78,19 @@ struct screen_info screen_info; unsigned long vga_console_iobase; unsigned long vga_console_membase; +static struct resource data_resource = { + .name = "Kernel data", + .flags = IORESOURCE_BUSY | IORESOURCE_MEM +}; + +static struct resource code_resource = { + .name = "Kernel code", + .flags = IORESOURCE_BUSY | IORESOURCE_MEM +}; +extern void efi_initialize_iomem_resources(struct resource *, + struct resource *); +extern char _text[], _edata[], _etext[]; + unsigned long ia64_max_cacheline_size; unsigned long ia64_iobase; /* virtual address for I/O accesses */ EXPORT_SYMBOL(ia64_iobase); @@ -171,6 +184,22 @@ sort_regions (struct rsvd_region *rsvd_region, int max) } } +/* + * Request address space for all standard resources + */ +static int __init register_memory(void) +{ + code_resource.start = ia64_tpa(_text); + code_resource.end = ia64_tpa(_etext) - 1; + data_resource.start = ia64_tpa(_etext); + data_resource.end = ia64_tpa(_edata) - 1; + efi_initialize_iomem_resources(&code_resource, &data_resource); + + return 0; +} + +__initcall(register_memory); + /** * reserve_memory - setup reserved memory areas * |