diff options
| author | Ruslan V. Sushko <rsushko@ru.mvista.com> | 2007-04-06 15:00:31 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2007-04-21 20:51:55 +0100 |
| commit | 45fba0846f5a5a48ed3c394aa4f8ca93699e7655 (patch) | |
| tree | 9c5b34c26fbb3364f2cb4dc80501abaf31458a1b /include/asm-arm/arch-ixp4xx/ixp4xx-regs.h | |
| parent | 25735d10ba477d5128b1e5ccef42062bea429075 (diff) | |
[ARM] 4311/1: ixp4xx: add KIXRP435 platform
Add Intel KIXRP435 Reference Platform based on IXP43x processor.
Fixed after review : access to cp15 removed in identification functions,
used access to global processor_id instead
Signed-off-by: Vladimir Barinov <vbarinov@ru.mvista.com>
Signed-off-by: Ruslan Sushko <rsushko@ru.mvista.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'include/asm-arm/arch-ixp4xx/ixp4xx-regs.h')
| -rw-r--r-- | include/asm-arm/arch-ixp4xx/ixp4xx-regs.h | 36 |
1 files changed, 32 insertions, 4 deletions
diff --git a/include/asm-arm/arch-ixp4xx/ixp4xx-regs.h b/include/asm-arm/arch-ixp4xx/ixp4xx-regs.h index ed35e5c94f4..deb989950c5 100644 --- a/include/asm-arm/arch-ixp4xx/ixp4xx-regs.h +++ b/include/asm-arm/arch-ixp4xx/ixp4xx-regs.h @@ -607,15 +607,43 @@ #define DCMD_LENGTH 0x01fff /* length mask (max = 8K - 1) */ +/* Processor id value in CP15 Register 0 */ +#define IXP425_PROCESSOR_ID_VALUE 0x690541c0 +#define IXP435_PROCESSOR_ID_VALUE 0x69054040 +#define IXP465_PROCESSOR_ID_VALUE 0x69054200 +#define IXP4XX_PROCESSOR_ID_MASK 0xfffffff0 + #ifndef __ASSEMBLY__ +static inline int cpu_is_ixp42x(void) +{ + extern unsigned int processor_id; + + if ((processor_id & IXP4XX_PROCESSOR_ID_MASK) == + IXP425_PROCESSOR_ID_VALUE ) + return 1; + + return 0; +} + +static inline int cpu_is_ixp43x(void) +{ +#ifdef CONFIG_CPU_IXP43X + extern unsigned int processor_id; + + if ((processor_id & IXP4XX_PROCESSOR_ID_MASK) == + IXP435_PROCESSOR_ID_VALUE ) + return 1; +#endif + return 0; +} + static inline int cpu_is_ixp46x(void) { #ifdef CONFIG_CPU_IXP46X - unsigned int processor_id; - - asm("mrc p15, 0, %0, cr0, cr0, 0;" : "=r"(processor_id) :); + extern unsigned int processor_id; - if ((processor_id & 0xffffff00) == 0x69054200) + if ((processor_id & IXP4XX_PROCESSOR_ID_MASK) == + IXP465_PROCESSOR_ID_VALUE ) return 1; #endif return 0; |