raspi/linux
1
0
Fork 1
mirror of https://github.com/raspberrypi/linux.git synced 2025-12-27 04:22:58 +00:00
Code Issues Projects Releases Wiki Activity

[MIPS] Enable support for the userlocal hardware register

Browse Source 
Which will cut down the cost of RDHWR $29 which is used to obtain the
TLS pointer and so far being emulated in software down to a single cycle
operation.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Ralf Baechle
2007-07-10 17:33:02 +01:00
parent d223a86154
commit a36920200c
7 changed files with 24 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
include/asm-mips/cpu-features.h
View File

@@ -150,6 +150,10 @@
#define cpu_has_mipsmt (cpu_data[0].ases & MIPS_ASE_MIPSMT)
#endif
#ifndef cpu_has_userlocal
#define cpu_has_userlocal (cpu_data[0].options & MIPS_CPU_ULRI)
#endif
#ifdef CONFIG_32BIT
# ifndef cpu_has_nofpuex
# define cpu_has_nofpuex (cpu_data[0].options & MIPS_CPU_NOFPUEX)