diff options
Diffstat (limited to 'arch/arc')
-rw-r--r-- | arch/arc/include/asm/setup.h | 1 | ||||
-rw-r--r-- | arch/arc/kernel/head.S | 10 | ||||
-rw-r--r-- | arch/arc/kernel/setup.c | 2 |
3 files changed, 0 insertions, 13 deletions
diff --git a/arch/arc/include/asm/setup.h b/arch/arc/include/asm/setup.h index e10f8cef56a8..6e3ef5ba4f74 100644 --- a/arch/arc/include/asm/setup.h +++ b/arch/arc/include/asm/setup.h | |||
@@ -29,7 +29,6 @@ struct cpuinfo_data { | |||
29 | }; | 29 | }; |
30 | 30 | ||
31 | extern int root_mountflags, end_mem; | 31 | extern int root_mountflags, end_mem; |
32 | extern int running_on_hw; | ||
33 | 32 | ||
34 | void setup_processor(void); | 33 | void setup_processor(void); |
35 | void __init setup_arch_memory(void); | 34 | void __init setup_arch_memory(void); |
diff --git a/arch/arc/kernel/head.S b/arch/arc/kernel/head.S index 4d2481bd8b98..b0e8666fdccc 100644 --- a/arch/arc/kernel/head.S +++ b/arch/arc/kernel/head.S | |||
@@ -91,16 +91,6 @@ stext: | |||
91 | st r0, [@uboot_tag] | 91 | st r0, [@uboot_tag] |
92 | st r2, [@uboot_arg] | 92 | st r2, [@uboot_arg] |
93 | 93 | ||
94 | ; Identify if running on ISS vs Silicon | ||
95 | ; IDENTITY Reg [ 3 2 1 0 ] | ||
96 | ; (chip-id) ^^^^^ ==> 0xffff for ISS | ||
97 | lr r0, [identity] | ||
98 | lsr r3, r0, 16 | ||
99 | cmp r3, 0xffff | ||
100 | mov.z r4, 0 | ||
101 | mov.nz r4, 1 | ||
102 | st r4, [@running_on_hw] | ||
103 | |||
104 | ; setup "current" tsk and optionally cache it in dedicated r25 | 94 | ; setup "current" tsk and optionally cache it in dedicated r25 |
105 | mov r9, @init_task | 95 | mov r9, @init_task |
106 | SET_CURR_TASK_ON_CPU r9, r0 ; r9 = tsk, r0 = scratch | 96 | SET_CURR_TASK_ON_CPU r9, r0 ; r9 = tsk, r0 = scratch |
diff --git a/arch/arc/kernel/setup.c b/arch/arc/kernel/setup.c index 686e3fae4420..8fccf0328ad0 100644 --- a/arch/arc/kernel/setup.c +++ b/arch/arc/kernel/setup.c | |||
@@ -30,8 +30,6 @@ | |||
30 | 30 | ||
31 | #define FIX_PTR(x) __asm__ __volatile__(";" : "+r"(x)) | 31 | #define FIX_PTR(x) __asm__ __volatile__(";" : "+r"(x)) |
32 | 32 | ||
33 | int running_on_hw = 1; /* vs. on ISS */ | ||
34 | |||
35 | /* Part of U-boot ABI: see head.S */ | 33 | /* Part of U-boot ABI: see head.S */ |
36 | int __initdata uboot_tag; | 34 | int __initdata uboot_tag; |
37 | char __initdata *uboot_arg; | 35 | char __initdata *uboot_arg; |