diff options
Diffstat (limited to 'arch/powerpc/cpu/mpc8xxx/cpu.c')
| -rw-r--r-- | arch/powerpc/cpu/mpc8xxx/cpu.c | 42 |
1 files changed, 40 insertions, 2 deletions
diff --git a/arch/powerpc/cpu/mpc8xxx/cpu.c b/arch/powerpc/cpu/mpc8xxx/cpu.c index 767bc52..0365ca8 100644 --- a/arch/powerpc/cpu/mpc8xxx/cpu.c +++ b/arch/powerpc/cpu/mpc8xxx/cpu.c @@ -27,6 +27,7 @@ #include <common.h> #include <command.h> #include <tsec.h> +#include <fm_eth.h> #include <netdev.h> #include <asm/cache.h> #include <asm/io.h> @@ -102,6 +103,8 @@ struct cpu_type cpu_type_list [] = { CPU_TYPE_ENTRY(P2041, P2041_E, 4), CPU_TYPE_ENTRY(P3041, P3041, 4), CPU_TYPE_ENTRY(P3041, P3041_E, 4), + CPU_TYPE_ENTRY_MASK(P3060, P3060, 6, 0xf3), + CPU_TYPE_ENTRY_MASK(P3060, P3060_E, 6, 0xf3), CPU_TYPE_ENTRY(P4040, P4040, 4), CPU_TYPE_ENTRY(P4040, P4040_E, 4), CPU_TYPE_ENTRY(P4080, P4080, 8), @@ -129,13 +132,33 @@ struct cpu_type *identify_cpu(u32 ver) return &cpu_type_unknown; } +#define MPC8xxx_PICFRR_NCPU_MASK 0x00001f00 +#define MPC8xxx_PICFRR_NCPU_SHIFT 8 + +/* + * Return a 32-bit mask indicating which cores are present on this SOC. + */ +u32 cpu_mask() +{ + ccsr_pic_t __iomem *pic = (void *)CONFIG_SYS_MPC8xxx_PIC_ADDR; + struct cpu_type *cpu = gd->cpu; + + /* better to query feature reporting register than just assume 1 */ + if (cpu == &cpu_type_unknown) + return ((in_be32(&pic->frr) & MPC8xxx_PICFRR_NCPU_MASK) >> + MPC8xxx_PICFRR_NCPU_SHIFT) + 1; + + return cpu->mask; +} + +/* + * Return the number of cores on this SOC. + */ int cpu_numcores() { ccsr_pic_t __iomem *pic = (void *)CONFIG_SYS_MPC8xxx_PIC_ADDR; struct cpu_type *cpu = gd->cpu; /* better to query feature reporting register than just assume 1 */ -#define MPC8xxx_PICFRR_NCPU_MASK 0x00001f00 -#define MPC8xxx_PICFRR_NCPU_SHIFT 8 if (cpu == &cpu_type_unknown) return ((in_be32(&pic->frr) & MPC8xxx_PICFRR_NCPU_MASK) >> MPC8xxx_PICFRR_NCPU_SHIFT) + 1; @@ -143,6 +166,18 @@ int cpu_numcores() { return cpu->num_cores; } +/* + * Check if the given core ID is valid + * + * Returns zero if it isn't, 1 if it is. + */ +int is_core_valid(unsigned int core) +{ + struct cpu_type *cpu = gd->cpu; + + return !!((1 << core) & cpu->mask); +} + int probecpu (void) { uint svr; @@ -174,5 +209,8 @@ int cpu_eth_init(bd_t *bis) tsec_standard_init(bis); #endif +#ifdef CONFIG_FMAN_ENET + fm_standard_init(bis); +#endif return 0; } |