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| author | David S. Miller <davem@sunset.davemloft.net> | 2006-02-13 00:23:32 -0800 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-03-20 01:12:37 -0800 |
| commit | 6c0f402f6cc62314ef83b975f3430350dcb6055f (patch) | |
| tree | 394a2e981ee8fff3e6eda7aec2d20be8542ecae1 | |
| parent | 85dfa19ba92f88fa1c1482f655c7247119dfdcd5 (diff) | |
| download | lwn-6c0f402f6cc62314ef83b975f3430350dcb6055f.tar.gz lwn-6c0f402f6cc62314ef83b975f3430350dcb6055f.zip | |
[SPARC64]: Implement rest of generic interrupt hypervisor calls.
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | arch/sparc64/kernel/entry.S | 66 | ||||
| -rw-r--r-- | include/asm-sparc64/hypervisor.h | 24 |
2 files changed, 89 insertions, 1 deletions
diff --git a/arch/sparc64/kernel/entry.S b/arch/sparc64/kernel/entry.S index fa185f227055..a2842a72f8e6 100644 --- a/arch/sparc64/kernel/entry.S +++ b/arch/sparc64/kernel/entry.S @@ -1701,9 +1701,73 @@ hard_smp_processor_id: * * returns %o0: sysino */ - .globl pci_sun4v_devino_to_sysino + .globl sun4v_devino_to_sysino sun4v_devino_to_sysino: mov HV_FAST_INTR_DEVINO2SYSINO, %o5 ta HV_FAST_TRAP retl mov %o1, %o0 + + /* %o0: sysino + * + * returns %o0: intr_enabled (HV_INTR_{DISABLED,ENABLED}) + */ + .globl sun4v_intr_getenabled +sun4v_intr_getenabled: + mov HV_FAST_INTR_GETENABLED, %o5 + ta HV_FAST_TRAP + retl + mov %o1, %o0 + + /* %o0: sysino + * %o1: intr_enabled (HV_INTR_{DISABLED,ENABLED}) + */ + .globl sun4v_intr_setenabled +sun4v_intr_setenabled: + mov HV_FAST_INTR_SETENABLED, %o5 + ta HV_FAST_TRAP + retl + nop + + /* %o0: sysino + * + * returns %o0: intr_state (HV_INTR_STATE_*) + */ + .globl sun4v_intr_getstate +sun4v_intr_getstate: + mov HV_FAST_INTR_GETSTATE, %o5 + ta HV_FAST_TRAP + retl + mov %o1, %o0 + + /* %o0: sysino + * %o1: intr_state (HV_INTR_STATE_*) + */ + .globl sun4v_intr_setstate +sun4v_intr_setstate: + mov HV_FAST_INTR_SETSTATE, %o5 + ta HV_FAST_TRAP + retl + nop + + /* %o0: sysino + * + * returns %o0: cpuid + */ + .globl sun4v_intr_gettarget +sun4v_intr_gettarget: + mov HV_FAST_INTR_GETTARGET, %o5 + ta HV_FAST_TRAP + retl + mov %o1, %o0 + + /* %o0: sysino + * %o1: cpuid + */ + .globl sun4v_intr_settarget +sun4v_intr_settarget: + mov HV_FAST_INTR_SETTARGET, %o5 + ta HV_FAST_TRAP + retl + nop + diff --git a/include/asm-sparc64/hypervisor.h b/include/asm-sparc64/hypervisor.h index 16a40f48beb3..587a0f6a0a74 100644 --- a/include/asm-sparc64/hypervisor.h +++ b/include/asm-sparc64/hypervisor.h @@ -1221,6 +1221,10 @@ extern unsigned long sun4v_devino_to_sysino(unsigned long devhandle, */ #define HV_FAST_INTR_GETENABLED 0xa1 +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_intr_getenabled(unsigned long sysino); +#endif + /* intr_setenabled() * TRAP: HV_FAST_TRAP * FUNCTION: HV_FAST_INTR_SETENABLED @@ -1233,6 +1237,10 @@ extern unsigned long sun4v_devino_to_sysino(unsigned long devhandle, */ #define HV_FAST_INTR_SETENABLED 0xa2 +#ifndef __ASSEMBLY__ +extern void sun4v_intr_setenabled(unsigned long sysino, unsigned long intr_enabled); +#endif + /* intr_getstate() * TRAP: HV_FAST_TRAP * FUNCTION: HV_FAST_INTR_GETSTATE @@ -1245,6 +1253,10 @@ extern unsigned long sun4v_devino_to_sysino(unsigned long devhandle, */ #define HV_FAST_INTR_GETSTATE 0xa3 +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_intr_getstate(unsigned long sysino); +#endif + /* intr_setstate() * TRAP: HV_FAST_TRAP * FUNCTION: HV_FAST_INTR_SETSTATE @@ -1261,6 +1273,10 @@ extern unsigned long sun4v_devino_to_sysino(unsigned long devhandle, */ #define HV_FAST_INTR_SETSTATE 0xa4 +#ifndef __ASSEMBLY__ +extern void sun4v_intr_setstate(unsigned long sysino, unsigned long intr_state); +#endif + /* intr_gettarget() * TRAP: HV_FAST_TRAP * FUNCTION: HV_FAST_INTR_GETTARGET @@ -1275,6 +1291,10 @@ extern unsigned long sun4v_devino_to_sysino(unsigned long devhandle, */ #define HV_FAST_INTR_GETTARGET 0xa5 +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_intr_gettarget(unsigned long sysino); +#endif + /* intr_settarget() * TRAP: HV_FAST_TRAP * FUNCTION: HV_FAST_INTR_SETTARGET @@ -1288,6 +1308,10 @@ extern unsigned long sun4v_devino_to_sysino(unsigned long devhandle, */ #define HV_FAST_INTR_SETTARGET 0xa6 +#ifndef __ASSEMBLY__ +extern void sun4v_intr_settarget(unsigned long sysino, unsigned long cpuid); +#endif + /* PCI IO services. * * See the terminology descriptions in the device interrupt services |