Subversion Repositories HelenOS

Rev

Rev 3149 | Go to most recent revision | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 3149 Rev 3674
Line 33... Line 33...
33 
 */
 33 
 */
34 
 
 34 
 
35 
#ifndef KERN_sparc64_CPU_H_
 35 
#ifndef KERN_sparc64_CPU_H_
36 
#define KERN_sparc64_CPU_H_
 36 
#define KERN_sparc64_CPU_H_
37 
 
 37 
 
38 
#include <arch/types.h>
 - 
 
39 
#include <typedefs.h>
 - 
 
40 
#include <arch/register.h>
 - 
 
41 
#include <arch/asm.h>
 - 
 
42 
 
 - 
 
43 
#ifdef CONFIG_SMP
 - 
 
44 
#include <arch/mm/cache.h>
 - 
 
45 
#endif
 - 
 
46 
 
 - 
 
47 
#define MANUF_FUJITSU       0x04
 38 
#define MANUF_FUJITSU       0x04
48 
#define MANUF_ULTRASPARC    0x17    /**< UltraSPARC I, UltraSPARC II */
 39 
#define MANUF_ULTRASPARC    0x17    /**< UltraSPARC I, UltraSPARC II */
49 
#define MANUF_SUN       0x3e
 40 
#define MANUF_SUN       0x3e
50 
 
 41 
 
51 
#define IMPL_ULTRASPARCI    0x10
 42 
#define IMPL_ULTRASPARCI    0x10
52 
#define IMPL_ULTRASPARCII   0x11
 43 
#define IMPL_ULTRASPARCII   0x11
53 
#define IMPL_ULTRASPARCII_I 0x12
 44 
#define IMPL_ULTRASPARCII_I 0x12
54 
#define IMPL_ULTRASPARCII_E 0x13
 45 
#define IMPL_ULTRASPARCII_E 0x13
55 
#define IMPL_ULTRASPARCIII  0x15
 46 
#define IMPL_ULTRASPARCIII  0x14
- 
 
 47 
#define IMPL_ULTRASPARCIII_PLUS 0x15
- 
 
 48 
#define IMPL_ULTRASPARCIII_I    0x16
- 
 
 49 
#define IMPL_ULTRASPARCIV   0x18
56 
#define IMPL_ULTRASPARCIV_PLUS  0x19
 50 
#define IMPL_ULTRASPARCIV_PLUS  0x19
57 
 
 51 
 
58 
#define IMPL_SPARC64V       0x5
 52 
#define IMPL_SPARC64V       0x5
59 
 
 53 
 
- 
 
 54 
#ifndef __ASM__
- 
 
 55 
 
- 
 
 56 
#include <arch/types.h>
- 
 
 57 
#include <typedefs.h>
- 
 
 58 
#include <arch/register.h>
- 
 
 59 
#include <arch/regdef.h>
- 
 
 60 
#include <arch/asm.h>
- 
 
 61 
 
- 
 
 62 
#ifdef CONFIG_SMP
- 
 
 63 
#include <arch/mm/cache.h>
- 
 
 64 
#endif
- 
 
 65 
 
60 
typedef struct {
 66 
typedef struct {
61 
    uint32_t mid;           /**< Processor ID as read from
 67 
    uint32_t mid;           /**< Processor ID as read from
62 
                         UPA_CONFIG. */
 68 
                         UPA_CONFIG/FIREPLANE_CONFIG. */
63 
    ver_reg_t ver;
 69 
    ver_reg_t ver;
64 
    uint32_t clock_frequency;   /**< Processor frequency in Hz. */
 70 
    uint32_t clock_frequency;   /**< Processor frequency in Hz. */
65 
    uint64_t next_tick_cmpr;    /**< Next clock interrupt should be
 71 
    uint64_t next_tick_cmpr;    /**< Next clock interrupt should be
66 
                         generated when the TICK register
 72 
                         generated when the TICK register
67 
                         matches this value. */
 73 
                         matches this value. */
68 
} cpu_arch_t;
 74 
} cpu_arch_t;
- 
 
 75 
 
- 
 
 76 
 
- 
 
 77 
/**
- 
 
 78 
 * Reads the module ID (agent ID/CPUID) of the current CPU.
- 
 
 79 
 */
- 
 
 80 
static inline uint32_t read_mid(void)
69 
   
 81 
{
- 
 
 82 
    uint64_t icbus_config = asi_u64_read(ASI_ICBUS_CONFIG, 0);
- 
 
 83 
    icbus_config = icbus_config >> ICBUS_CONFIG_MID_SHIFT;
- 
 
 84 
#if defined (US)
- 
 
 85 
    return icbus_config & 0x1f;
- 
 
 86 
#elif defined (US3)
- 
 
 87 
    if (((ver_reg_t) ver_read()).impl == IMPL_ULTRASPARCIII_I)
- 
 
 88 
        return icbus_config & 0x1f;
- 
 
 89 
    else
- 
 
 90 
        return icbus_config & 0x3ff;
- 
 
 91 
#endif
- 
 
 92 
}
- 
 
 93 
 
- 
 
 94 
#endif 
- 
 
 95 
 
70 
#endif
 96 
#endif
71 
 
 97 
 
72 
/** @}
 98 
/** @}
73 
 */
 99 
 */