arch/mips/include/asm/kexec.h | 21 20 + 1 - 0 !
9 files changed, 399 insertions(+), 10 deletions(-)
-Index: linux-2.6.30.7/arch/mips/Kconfig
-===================================================================
---- linux-2.6.30.7.orig/arch/mips/Kconfig 2009-09-27 20:41:06.000000000 +0200
-+++ linux-2.6.30.7/arch/mips/Kconfig 2009-09-27 21:02:55.000000000 +0200
-@@ -1966,6 +1966,29 @@
+--- a/arch/mips/Kconfig
++++ b/arch/mips/Kconfig
+@@ -1966,6 +1966,29 @@ config KEXEC
support. As of this writing the exact hardware interface is
strongly in flux, so no good recommendation can be made.
config SECCOMP
bool "Enable seccomp to safely compute untrusted bytecode"
depends on PROC_FS
-Index: linux-2.6.30.7/arch/mips/Makefile
-===================================================================
---- linux-2.6.30.7.orig/arch/mips/Makefile 2009-09-27 20:41:07.000000000 +0200
-+++ linux-2.6.30.7/arch/mips/Makefile 2009-09-27 21:03:31.000000000 +0200
-@@ -603,6 +603,10 @@
+--- a/arch/mips/Makefile
++++ b/arch/mips/Makefile
+@@ -603,6 +603,10 @@ else
load-$(CONFIG_CPU_CAVIUM_OCTEON) += 0xffffffff81100000
endif
cflags-y += -I$(srctree)/arch/mips/include/asm/mach-generic
drivers-$(CONFIG_PCI) += arch/mips/pci/
-Index: linux-2.6.30.7/arch/mips/kernel/Makefile
-===================================================================
---- linux-2.6.30.7.orig/arch/mips/kernel/Makefile 2009-09-27 20:41:06.000000000 +0200
-+++ linux-2.6.30.7/arch/mips/kernel/Makefile 2009-09-27 21:02:55.000000000 +0200
-@@ -83,7 +83,8 @@
+--- a/arch/mips/kernel/Makefile
++++ b/arch/mips/kernel/Makefile
+@@ -83,7 +83,8 @@ obj-$(CONFIG_I8253) += i8253.o
obj-$(CONFIG_GPIO_TXX9) += gpio_txx9.o
obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
obj-$(CONFIG_MIPS_MACHINE) += mips_machine.o
-Index: linux-2.6.30.7/arch/mips/kernel/crash.c
-===================================================================
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
-+++ linux-2.6.30.7/arch/mips/kernel/crash.c 2009-09-27 21:02:55.000000000 +0200
+--- /dev/null
++++ b/arch/mips/kernel/crash.c
@@ -0,0 +1,90 @@
+/*
+ * Architecture specific (MIPS) functions for kexec based crash dumps.
+
+ unsigned int ncpus = num_online_cpus() - 1;/* Excluding the panic cpu */
+
-+ smp_call_function (crash_shutdown_secondary, NULL, 0, 0);
++ smp_call_function (crash_shutdown_secondary, NULL, 0);
+ smp_wmb();
+
+ /*
+ crash_kexec_prepare_cpus();
+ cpu_set(crashing_cpu, cpus_in_crash);
+}
-Index: linux-2.6.30.7/arch/mips/kernel/crash_dump.c
-===================================================================
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
-+++ linux-2.6.30.7/arch/mips/kernel/crash_dump.c 2009-09-27 21:02:55.000000000 +0200
+--- /dev/null
++++ b/arch/mips/kernel/crash_dump.c
@@ -0,0 +1,96 @@
+/*
+ * Routines for doing kexec-based kdump.
+ return ret;
+}
+arch_initcall(kdump_buf_page_init);
-Index: linux-2.6.30.7/arch/mips/kernel/machine_kexec.c
-===================================================================
---- linux-2.6.30.7.orig/arch/mips/kernel/machine_kexec.c 2009-09-15 19:46:05.000000000 +0200
-+++ linux-2.6.30.7/arch/mips/kernel/machine_kexec.c 2009-09-27 21:02:55.000000000 +0200
-@@ -19,9 +19,25 @@
+--- a/arch/mips/kernel/machine_kexec.c
++++ b/arch/mips/kernel/machine_kexec.c
+@@ -19,9 +19,25 @@ extern const size_t relocate_new_kernel_
extern unsigned long kexec_start_address;
extern unsigned long kexec_indirection_page;
return 0;
}
-@@ -33,13 +49,18 @@
+@@ -33,13 +49,18 @@ machine_kexec_cleanup(struct kimage *kim
void
machine_shutdown(void)
{
typedef void (*noretfun_t)(void) __attribute__((noreturn));
void
-@@ -52,7 +73,9 @@
- reboot_code_buffer =
- (unsigned long)page_address(image->control_code_page);
-
-- kexec_start_address = image->start;
-+ kexec_start_address =
-+ (unsigned long) phys_to_virt(image->start);
-+
- kexec_indirection_page =
- (unsigned long) phys_to_virt(image->head & PAGE_MASK);
-
-@@ -63,7 +86,7 @@
+@@ -63,7 +84,7 @@ machine_kexec(struct kimage *image)
* The generic kexec code builds a page list with physical
* addresses. they are directly accessible through KSEG0 (or
* CKSEG0 or XPHYS if on 64bit system), hence the
*/
for (ptr = &image->head; (entry = *ptr) && !(entry &IND_DONE);
ptr = (entry & IND_INDIRECTION) ?
-@@ -78,8 +101,39 @@
+@@ -78,8 +99,39 @@ machine_kexec(struct kimage *image)
*/
local_irq_disable();
+ return 0;
}
+early_param("crashkernel", parse_crashkernel_cmdline);
-Index: linux-2.6.30.7/arch/mips/kernel/relocate_kernel.S
-===================================================================
---- linux-2.6.30.7.orig/arch/mips/kernel/relocate_kernel.S 2009-09-15 19:46:05.000000000 +0200
-+++ linux-2.6.30.7/arch/mips/kernel/relocate_kernel.S 2009-09-27 21:02:55.000000000 +0200
+--- a/arch/mips/kernel/relocate_kernel.S
++++ b/arch/mips/kernel/relocate_kernel.S
@@ -14,7 +14,13 @@
#include <asm/stackframe.h>
#include <asm/addrspace.h>
PTR_L s0, kexec_indirection_page
PTR_L s1, kexec_start_address
-@@ -26,7 +32,6 @@
+@@ -26,7 +32,6 @@ process_entry:
and s3, s2, 0x1
beq s3, zero, 1f
and s4, s2, ~0x1 /* store destination addr in s4 */
b process_entry
1:
-@@ -40,6 +45,7 @@
+@@ -40,6 +45,7 @@ process_entry:
/* done page */
and s3, s2, 0x4
beq s3, zero, 1f
b done
1:
/* source page */
-@@ -56,14 +62,102 @@
+@@ -56,14 +62,102 @@ copy_word:
PTR_ADD s2, s2, SZREG
LONG_SUB s6, s6, 1
beq s6, zero, process_entry
kexec_start_address:
EXPORT(kexec_start_address)
PTR 0x0
-Index: linux-2.6.30.7/arch/mips/kernel/setup.c
-===================================================================
---- linux-2.6.30.7.orig/arch/mips/kernel/setup.c 2009-09-15 19:46:05.000000000 +0200
-+++ linux-2.6.30.7/arch/mips/kernel/setup.c 2009-09-27 21:02:55.000000000 +0200
+--- a/arch/mips/kernel/setup.c
++++ b/arch/mips/kernel/setup.c
@@ -21,7 +21,7 @@
#include <linux/console.h>
#include <linux/pfn.h>
#include <asm/addrspace.h>
#include <asm/bootinfo.h>
#include <asm/bugs.h>
-@@ -489,6 +489,11 @@
+@@ -489,6 +489,11 @@ static void __init arch_mem_init(char **
}
bootmem_init();
sparse_init();
paging_init();
}
-@@ -543,6 +548,9 @@
+@@ -543,6 +548,9 @@ static void __init resource_init(void)
*/
request_resource(res, &code_resource);
request_resource(res, &data_resource);
}
}
-Index: linux-2.6.30.7/arch/mips/include/asm/kexec.h
-===================================================================
---- linux-2.6.30.7.orig/arch/mips/include/asm/kexec.h 2009-09-15 19:46:05.000000000 +0200
-+++ linux-2.6.30.7/arch/mips/include/asm/kexec.h 2009-09-27 21:02:55.000000000 +0200
+--- a/arch/mips/include/asm/kexec.h
++++ b/arch/mips/include/asm/kexec.h
@@ -9,6 +9,8 @@
#ifndef _MIPS_KEXEC
# define _MIPS_KEXEC
projects / openwrt.git / blobdiff