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Rev 3022 Rev 4055
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#ifndef KERN_sparc64_ASM_H_
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#ifndef KERN_sparc64_ASM_H_
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#define KERN_sparc64_ASM_H_
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#define KERN_sparc64_ASM_H_
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#include <arch/arch.h>
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#include <arch/arch.h>
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#include <arch/types.h>
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#include <arch/types.h>
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#include <typedefs.h>
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#include <align.h>
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#include <align.h>
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#include <arch/register.h>
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#include <arch/register.h>
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#include <config.h>
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#include <config.h>
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#include <arch/stack.h>
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#include <arch/stack.h>
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#include <arch/barrier.h>
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static inline void pio_write_8(ioport8_t *port, uint8_t v)
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{
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    *port = v;
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    memory_barrier();
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}
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static inline void pio_write_16(ioport16_t *port, uint16_t v)
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{
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    *port = v;
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    memory_barrier();
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}
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static inline void pio_write_32(ioport32_t *port, uint32_t v)
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{
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    *port = v;
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    memory_barrier();
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}
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static inline uint8_t pio_read_8(ioport8_t *port)
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{
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    uint8_t rv;
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    rv = *port;
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    memory_barrier();
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    return rv;
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}
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static inline uint16_t pio_read_16(ioport16_t *port)
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{
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    uint16_t rv;
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    rv = *port;
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    memory_barrier();
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    return rv;
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}
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static inline uint32_t pio_read_32(ioport32_t *port)
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{
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    uint32_t rv;
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    rv = *port;
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    memory_barrier();
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    return rv;
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}
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/** Read Processor State register.
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/** Read Processor State register.
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 *
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 *
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 * @return Value of PSTATE register.
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 * @return Value of PSTATE register.
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 */
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 */
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static inline void tick_compare_write(uint64_t v)
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static inline void tick_compare_write(uint64_t v)
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{
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{
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    asm volatile ("wr %0, %1, %%tick_cmpr\n" : : "r" (v), "i" (0));
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    asm volatile ("wr %0, %1, %%tick_cmpr\n" : : "r" (v), "i" (0));
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}
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}
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/** Read STICK_compare Register.
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 *
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 * @return Value of STICK_compare register.
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 */
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static inline uint64_t stick_compare_read(void)
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{
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    uint64_t v;
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    asm volatile ("rd %%asr25, %0\n" : "=r" (v));
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    return v;
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}
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/** Write STICK_compare Register.
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 *
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 * @param v New value of STICK_comapre register.
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 */
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static inline void stick_compare_write(uint64_t v)
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{
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    asm volatile ("wr %0, %1, %%asr25\n" : : "r" (v), "i" (0));
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}
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/** Read TICK Register.
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/** Read TICK Register.
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 *
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 *
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 * @return Value of TICK register.
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 * @return Value of TICK register.
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 */
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 */
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static inline uint64_t tick_read(void)
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static inline uint64_t tick_read(void)
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static inline void nucleus_leave(void)
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static inline void nucleus_leave(void)
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{
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{
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    asm volatile ("wrpr %g0, %g0, %tl\n");
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    asm volatile ("wrpr %g0, %g0, %tl\n");
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}
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}
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/** Read UPA_CONFIG register.
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 *
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 * @return Value of the UPA_CONFIG register.
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 */
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static inline uint64_t upa_config_read(void)
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{
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    return asi_u64_read(ASI_UPA_CONFIG, 0);
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}
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extern void cpu_halt(void);
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extern void cpu_halt(void);
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extern void cpu_sleep(void);
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extern void cpu_sleep(void);
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extern void asm_delay_loop(const uint32_t usec);
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extern void asm_delay_loop(const uint32_t usec);
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extern uint64_t read_from_ag_g7(void);
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extern uint64_t read_from_ag_g7(void);