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authorStefan Kristiansson <stefan.kristiansson@saunalahti.fi>2014-01-08 13:15:05 +0200
committerStafford Horne <shorne@gmail.com>2017-02-06 21:50:42 +0900
commitc2dc72437a5504bf8f4343ed83ae745afa388522 (patch)
tree11eb79d738234211ddfa684758b5c0ca6f672a36
parent742fb582b4540a7b59427dc67be1fe4a5eac7078 (diff)
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openrisc: head: use THREAD_SIZE instead of magic constant
The stack size was hard coded to 0x2000, use the standard THREAD_SIZE definition loaded from thread_info.h. Signed-off-by: Stefan Kristiansson <stefan.kristiansson@saunalahti.fi> [shorne@gmail.com: Added body to the commit message] Signed-off-by: Stafford Horne <shorne@gmail.com>
-rw-r--r--arch/openrisc/kernel/head.S4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/openrisc/kernel/head.S b/arch/openrisc/kernel/head.S
index 2346c5b39095..63ba2d96a860 100644
--- a/arch/openrisc/kernel/head.S
+++ b/arch/openrisc/kernel/head.S
@@ -24,6 +24,7 @@
#include <asm/page.h>
#include <asm/mmu.h>
#include <asm/pgtable.h>
+#include <asm/thread_info.h>
#include <asm/cache.h>
#include <asm/spr_defs.h>
#include <asm/asm-offsets.h>
@@ -486,7 +487,8 @@ _start:
/*
* set up initial ksp and current
*/
- LOAD_SYMBOL_2_GPR(r1,init_thread_union+0x2000) // setup kernel stack
+ /* setup kernel stack */
+ LOAD_SYMBOL_2_GPR(r1,init_thread_union + THREAD_SIZE)
LOAD_SYMBOL_2_GPR(r10,init_thread_union) // setup current
tophys (r31,r10)
l.sw TI_KSP(r31), r1
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