Rev 424 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 424 | giacomo | 1 | /* Hook to call BIOS initialisation function */ |
| 2 | |||
| 3 | /* no action for generic */ |
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| 4 | |||
| 5 | #define ARCH_SETUP arch_setup_pc9800(); |
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| 6 | |||
| 7 | #include <linux/timex.h> |
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| 8 | #include <asm/io.h> |
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| 9 | #include <asm/pc9800.h> |
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| 10 | #include <asm/pc9800_sca.h> |
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| 11 | |||
| 12 | int CLOCK_TICK_RATE; |
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| 13 | extern unsigned long tick_usec; /* ACTHZ period (usec) */ |
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| 14 | extern unsigned long tick_nsec; /* USER_HZ period (nsec) */ |
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| 15 | unsigned char pc9800_misc_flags; |
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| 16 | /* (bit 0) 1:High Address Video ram exists 0:otherwise */ |
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| 17 | |||
| 18 | #ifdef CONFIG_SMP |
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| 19 | #define MPC_TABLE_SIZE 512 |
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| 20 | #define MPC_TABLE ((char *) (PARAM+0x400)) |
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| 21 | char mpc_table[MPC_TABLE_SIZE]; |
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| 22 | #endif |
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| 23 | |||
| 24 | static inline void arch_setup_pc9800(void) |
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| 25 | { |
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| 26 | CLOCK_TICK_RATE = PC9800_8MHz_P() ? 1996800 : 2457600; |
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| 27 | printk(KERN_DEBUG "CLOCK_TICK_RATE = %d\n", CLOCK_TICK_RATE); |
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| 28 | tick_usec = TICK_USEC; /* USER_HZ period (usec) */ |
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| 29 | tick_nsec = TICK_NSEC; /* ACTHZ period (nsec) */ |
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| 30 | |||
| 31 | pc9800_misc_flags = PC9800_MISC_FLAGS; |
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| 32 | #ifdef CONFIG_SMP |
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| 33 | if ((*(u32 *)(MPC_TABLE)) == 0x504d4350) |
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| 34 | memcpy(mpc_table, MPC_TABLE, *(u16 *)(MPC_TABLE + 4)); |
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| 35 | #endif /* CONFIG_SMP */ |
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| 36 | } |