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[SPARC64]: Add missing IDs for newer cpus.

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Also, the us3_cpufreq driver can work on Ultra-IV and IV+.
They use the SAFARI bus register to control the clock divider
just like Ultra-III and III+ do.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2005-09-27 22:50:06 -07:00
parent f16af555cc
commit d2212bc7db
3 changed files with 14 additions and 4 deletions
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4
arch/sparc64/kernel/cpu.c
View file

@ -39,6 +39,8 @@ struct cpu_fp_info linux_sparc_fpu[] = {
{ 0x3e, 0x15, 0, "UltraSparc III+ integrated FPU"},
{ 0x3e, 0x16, 0, "UltraSparc IIIi integrated FPU"},
{ 0x3e, 0x18, 0, "UltraSparc IV integrated FPU"},
{ 0x3e, 0x19, 0, "UltraSparc IV+ integrated FPU"},
{ 0x3e, 0x22, 0, "UltraSparc IIIi+ integrated FPU"},
};
#define NSPARCFPU (sizeof(linux_sparc_fpu)/sizeof(struct cpu_fp_info))
@ -53,6 +55,8 @@ struct cpu_iu_info linux_sparc_chips[] = {
{ 0x3e, 0x15, "TI UltraSparc III+ (Cheetah+)"},
{ 0x3e, 0x16, "TI UltraSparc IIIi (Jalapeno)"},
{ 0x3e, 0x18, "TI UltraSparc IV (Jaguar)"},
{ 0x3e, 0x19, "TI UltraSparc IV+ (Panther)"},
{ 0x3e, 0x22, "TI UltraSparc IIIi+ (Serrano)"},
};
#define NSPARCCHIPS (sizeof(linux_sparc_chips)/sizeof(struct cpu_iu_info))

5
arch/sparc64/kernel/us3_cpufreq.c
View file

@ -208,7 +208,10 @@ static int __init us3_freq_init(void)
impl = ((ver >> 32) & 0xffff);
if (manuf == CHEETAH_MANUF &&
(impl == CHEETAH_IMPL || impl == CHEETAH_PLUS_IMPL)) {
(impl == CHEETAH_IMPL ||
impl == CHEETAH_PLUS_IMPL ||
impl == JAGUAR_IMPL ||
impl == PANTHER_IMPL)) {
struct cpufreq_driver *driver;
ret = -ENOMEM;

9
include/asm-sparc64/head.h
View file

@ -12,9 +12,12 @@
#define __JALAPENO_ID 0x003e0016
#define CHEETAH_MANUF 0x003e
#define CHEETAH_IMPL 0x0014
#define CHEETAH_PLUS_IMPL 0x0015
#define JALAPENO_IMPL 0x0016
#define CHEETAH_IMPL 0x0014 /* Ultra-III */
#define CHEETAH_PLUS_IMPL 0x0015 /* Ultra-III+ */
#define JALAPENO_IMPL 0x0016 /* Ultra-IIIi */
#define JAGUAR_IMPL 0x0018 /* Ultra-IV */
#define PANTHER_IMPL 0x0019 /* Ultra-IV+ */
#define SERRANO_IMPL 0x0022 /* Ultra-IIIi+ */
#define BRANCH_IF_CHEETAH_BASE(tmp1,tmp2,label) \
rdpr %ver, %tmp1; \