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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-08-27 18:06:28 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-08-27 18:06:28 -0400
commit5a99efeaa5c7139b7d76cbd5fb54fac664ba3da9 (patch)
treef86488005a159beb5e7fc733b3c5ab07fadb5cc2 /arch
parent28d9aa613daa65b295a099a8433df97de1c56a2f (diff)
parent17a82e932d67e2885d9fa18d4656ff53337b1130 (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6
* 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6: [SPARC32]: Make flush_tlb_kernel_range() an inline function. [SERIAL]: Fix 32-bit warnings in sunzilog.c and sunsu.c [SPARC32]: Kill unused vars and macros from prom/console.c [SPARC32]: Add __cmpdi2() libcall implementation ala. MIPS. [VIDEO]: Do not prom_halt() in cg3 and bw2 device probe. [SUNVDC]: Use slice 0xff on VD_DISK_TYPE_DISK.
Diffstat (limited to 'arch')
-rw-r--r--arch/sparc/lib/Makefile3
-rw-r--r--arch/sparc/lib/cmpdi2.c27
-rw-r--r--arch/sparc/lib/libgcc.h18
-rw-r--r--arch/sparc/prom/console.c3
4 files changed, 47 insertions, 4 deletions
diff --git a/arch/sparc/lib/Makefile b/arch/sparc/lib/Makefile
index 9ddc5b9ce3bd..76effdbea075 100644
--- a/arch/sparc/lib/Makefile
+++ b/arch/sparc/lib/Makefile
@@ -8,6 +8,7 @@ lib-y := mul.o rem.o sdiv.o udiv.o umul.o urem.o ashrdi3.o memcpy.o memset.o \
8 strlen.o checksum.o blockops.o memscan.o memcmp.o strncmp.o \ 8 strlen.o checksum.o blockops.o memscan.o memcmp.o strncmp.o \
9 strncpy_from_user.o divdi3.o udivdi3.o strlen_user.o \ 9 strncpy_from_user.o divdi3.o udivdi3.o strlen_user.o \
10 copy_user.o locks.o atomic.o \ 10 copy_user.o locks.o atomic.o \
11 lshrdi3.o ashldi3.o rwsem.o muldi3.o bitext.o 11 lshrdi3.o ashldi3.o rwsem.o muldi3.o bitext.o \
12 cmpdi2.o
12 13
13obj-y += iomap.o atomic32.o 14obj-y += iomap.o atomic32.o
diff --git a/arch/sparc/lib/cmpdi2.c b/arch/sparc/lib/cmpdi2.c
new file mode 100644
index 000000000000..8c1306437ed1
--- /dev/null
+++ b/arch/sparc/lib/cmpdi2.c
@@ -0,0 +1,27 @@
1#include <linux/module.h>
2
3#include "libgcc.h"
4
5word_type __cmpdi2(long long a, long long b)
6{
7 const DWunion au = {
8 .ll = a
9 };
10 const DWunion bu = {
11 .ll = b
12 };
13
14 if (au.s.high < bu.s.high)
15 return 0;
16 else if (au.s.high > bu.s.high)
17 return 2;
18
19 if ((unsigned int) au.s.low < (unsigned int) bu.s.low)
20 return 0;
21 else if ((unsigned int) au.s.low > (unsigned int) bu.s.low)
22 return 2;
23
24 return 1;
25}
26
27EXPORT_SYMBOL(__cmpdi2);
diff --git a/arch/sparc/lib/libgcc.h b/arch/sparc/lib/libgcc.h
new file mode 100644
index 000000000000..b84fd797f3ea
--- /dev/null
+++ b/arch/sparc/lib/libgcc.h
@@ -0,0 +1,18 @@
1#ifndef __ASM_LIBGCC_H
2#define __ASM_LIBGCC_H
3
4#include <asm/byteorder.h>
5
6typedef int word_type __attribute__ ((mode (__word__)));
7
8struct DWstruct {
9 int high, low;
10};
11
12typedef union
13{
14 struct DWstruct s;
15 long long ll;
16} DWunion;
17
18#endif /* __ASM_LIBGCC_H */
diff --git a/arch/sparc/prom/console.c b/arch/sparc/prom/console.c
index 8d1cfb0d5068..2a007a784415 100644
--- a/arch/sparc/prom/console.c
+++ b/arch/sparc/prom/console.c
@@ -17,9 +17,6 @@
17 17
18extern void restore_current(void); 18extern void restore_current(void);
19 19
20static char con_name_jmc[] = "/obio/su@"; /* "/obio/su@0,3002f8"; */
21#define CON_SIZE_JMC (sizeof(con_name_jmc))
22
23/* Non blocking get character from console input device, returns -1 20/* Non blocking get character from console input device, returns -1
24 * if no input was taken. This can be used for polling. 21 * if no input was taken. This can be used for polling.
25 */ 22 */