AcoSail/kernel_optimize_test
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IXP42x: Identify Intel IXP425 rev. A0 processors.

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Signed-off-by: Krzysztof Hałasa <khc@pm.waw.pl>
This commit is contained in:
Krzysztof Hałasa 2009-04-28 14:48:43 +02:00
parent 2e41840072
commit 8a4fe82497
1 changed files with 6 additions and 1 deletions
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7
arch/arm/mach-ixp4xx/include/mach/cpu.h
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@ -26,6 +26,8 @@
#define IXP46X_PROCESSOR_ID_VALUE 0x69054200 /* including IXP455 */
#define IXP46X_PROCESSOR_ID_MASK 0xfffffff0
#define cpu_is_ixp42x_rev_a0() ((read_cpuid_id() & (IXP42X_PROCESSOR_ID_MASK | 0xF)) == \
IXP42X_PROCESSOR_ID_VALUE)
#define cpu_is_ixp42x() ((read_cpuid_id() & IXP42X_PROCESSOR_ID_MASK) == \
IXP42X_PROCESSOR_ID_VALUE)
#define cpu_is_ixp43x() ((read_cpuid_id() & IXP43X_PROCESSOR_ID_MASK) == \
@ -35,8 +37,11 @@
static inline u32 ixp4xx_read_feature_bits(void)
{
unsigned int val = ~*IXP4XX_EXP_CFG2;
u32 val = ~*IXP4XX_EXP_CFG2;
if (cpu_is_ixp42x_rev_a0())
return IXP42X_FEATURE_MASK & ~(IXP4XX_FEATURE_RCOMP |
IXP4XX_FEATURE_AES);
if (cpu_is_ixp42x())
return val & IXP42X_FEATURE_MASK;
if (cpu_is_ixp43x())