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| author | Steven Whitehouse <steve@men-an-tol.chygwyn.com> | 2006-02-23 10:49:43 +0100 |
|---|---|---|
| committer | Steven Whitehouse <swhiteho@redhat.com> | 2006-02-23 10:49:43 +0100 |
| commit | d35462b4bb847b68321c55e95c926aa485aecce2 (patch) | |
| tree | b08e18bf6e672633402871ee763102fdb5e63229 /arch/x86_64/kernel/setup.c | |
| parent | [GFS2] Missed deletion of debugging code (diff) | |
| parent | Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6 (diff) | |
| download | linux-d35462b4bb847b68321c55e95c926aa485aecce2.tar.xz linux-d35462b4bb847b68321c55e95c926aa485aecce2.zip | |
Merge branch 'master'
Diffstat (limited to 'arch/x86_64/kernel/setup.c')
| -rw-r--r-- | arch/x86_64/kernel/setup.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/arch/x86_64/kernel/setup.c b/arch/x86_64/kernel/setup.c index 28895c03cb11..9435ab7d6fb8 100644 --- a/arch/x86_64/kernel/setup.c +++ b/arch/x86_64/kernel/setup.c @@ -94,7 +94,6 @@ unsigned long saved_video_mode; /* * Setup options */ -struct drive_info_struct { char dummy[32]; } drive_info; struct screen_info screen_info; struct sys_desc_table_struct { unsigned short length; @@ -572,7 +571,6 @@ void __init setup_arch(char **cmdline_p) unsigned long kernel_end; ROOT_DEV = old_decode_dev(ORIG_ROOT_DEV); - drive_info = DRIVE_INFO; screen_info = SCREEN_INFO; edid_info = EDID_INFO; saved_video_mode = SAVED_VIDEO_MODE; @@ -741,7 +739,7 @@ void __init setup_arch(char **cmdline_p) e820_setup_gap(); #ifdef CONFIG_GART_IOMMU - iommu_hole_init(); + iommu_hole_init(); #endif #ifdef CONFIG_VT @@ -877,6 +875,7 @@ static void __init amd_detect_cmp(struct cpuinfo_x86 *c) static int __init init_amd(struct cpuinfo_x86 *c) { int r; + unsigned level; #ifdef CONFIG_SMP unsigned long value; @@ -899,6 +898,11 @@ static int __init init_amd(struct cpuinfo_x86 *c) 3DNow is IDd by bit 31 in extended CPUID (1*32+31) anyway */ clear_bit(0*32+31, &c->x86_capability); + /* On C+ stepping K8 rep microcode works well for copy/memset */ + level = cpuid_eax(1); + if (c->x86 == 15 && ((level >= 0x0f48 && level < 0x0f50) || level >= 0x0f58)) + set_bit(X86_FEATURE_REP_GOOD, &c->x86_capability); + r = get_model_name(c); if (!r) { switch (c->x86) { |