diff options
Diffstat (limited to 'arch/s390/kernel/head.S')
| -rw-r--r-- | arch/s390/kernel/head.S | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/arch/s390/kernel/head.S b/arch/s390/kernel/head.S index 1046c2c9f8d..22596d70fc2 100644 --- a/arch/s390/kernel/head.S +++ b/arch/s390/kernel/head.S @@ -23,6 +23,7 @@ * */ +#include <linux/init.h> #include <asm/setup.h> #include <asm/lowcore.h> #include <asm/asm-offsets.h> @@ -35,7 +36,7 @@ #define ARCH_OFFSET 0 #endif -.section ".text.head","ax" +__HEAD #ifndef CONFIG_IPL .org 0 .long 0x00080000,0x80000000+startup # Just a restart PSW @@ -471,7 +472,12 @@ startup:basr %r13,0 # get base .LPG0: xc 0x200(256),0x200 # partially clear lowcore xc 0x300(256),0x300 - + l %r1,5f-.LPG0(%r13) + stck 0(%r1) + spt 6f-.LPG0(%r13) + mvc __LC_LAST_UPDATE_CLOCK(8),0(%r1) + mvc __LC_LAST_UPDATE_TIMER(8),6f-.LPG0(%r13) + mvc __LC_EXIT_TIMER(8),5f-.LPG0(%r13) #ifndef CONFIG_MARCH_G5 # check processor version against MARCH_{G5,Z900,Z990,Z9_109,Z10} stidp __LC_CPUID # store cpuid @@ -496,9 +502,13 @@ startup:basr %r13,0 # get base brct %r0,0b #endif - l %r13,0f-.LPG0(%r13) + l %r13,4f-.LPG0(%r13) b 0(%r13) -0: .long startup_continue + .align 4 +4: .long startup_continue +5: .long sched_clock_base_cc + .align 8 +6: .long 0x7fffffff,0xffffffff # # params at 10400 (setup.h) |