diff options
Diffstat (limited to 'arch/mips/include/asm')
| -rw-r--r-- | arch/mips/include/asm/netlogic/xlr/xlr.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/arch/mips/include/asm/netlogic/xlr/xlr.h b/arch/mips/include/asm/netlogic/xlr/xlr.h index 454c236d6854..3e6372692a04 100644 --- a/arch/mips/include/asm/netlogic/xlr/xlr.h +++ b/arch/mips/include/asm/netlogic/xlr/xlr.h @@ -41,6 +41,7 @@ unsigned int nlm_xlr_uart_in(struct uart_port *, int); void nlm_xlr_uart_out(struct uart_port *, int, int); /* SMP support functions */ +struct irq_desc; void nlm_smp_function_ipi_handler(unsigned int irq, struct irq_desc *desc); void nlm_smp_resched_ipi_handler(unsigned int irq, struct irq_desc *desc); int nlm_wakeup_secondary_cpus(u32 wakeup_mask); @@ -51,4 +52,24 @@ void prom_pre_boot_secondary_cpus(void); extern struct plat_smp_ops nlm_smp_ops; extern unsigned long nlm_common_ebase; +/* XLS B silicon "Rook" */ +static inline unsigned int nlm_chip_is_xls_b(void) +{ + uint32_t prid = read_c0_prid(); + + return ((prid & 0xf000) == 0x4000); +} + +/* + * XLR chip types + */ + /* The XLS product line has chip versions 0x[48c]? */ +static inline unsigned int nlm_chip_is_xls(void) +{ + uint32_t prid = read_c0_prid(); + + return ((prid & 0xf000) == 0x8000 || (prid & 0xf000) == 0x4000 || + (prid & 0xf000) == 0xc000); +} + #endif /* _ASM_NLM_XLR_H */ |