diff options
Diffstat (limited to 'include/asm-ppc64')
| -rw-r--r-- | include/asm-ppc64/cputable.h | 3 | ||||
| -rw-r--r-- | include/asm-ppc64/hvconsole.h | 17 | ||||
| -rw-r--r-- | include/asm-ppc64/machdep.h | 5 | ||||
| -rw-r--r-- | include/asm-ppc64/pci.h | 2 | ||||
| -rw-r--r-- | include/asm-ppc64/processor.h | 26 | ||||
| -rw-r--r-- | include/asm-ppc64/unistd.h | 6 |
6 files changed, 45 insertions, 14 deletions
diff --git a/include/asm-ppc64/cputable.h b/include/asm-ppc64/cputable.h index cbbfbec..d67fa9e 100644 --- a/include/asm-ppc64/cputable.h +++ b/include/asm-ppc64/cputable.h @@ -138,6 +138,7 @@ extern firmware_feature_t firmware_features_table[]; #define CPU_FTR_COHERENT_ICACHE ASM_CONST(0x0000020000000000) #define CPU_FTR_LOCKLESS_TLBIE ASM_CONST(0x0000040000000000) #define CPU_FTR_MMCRA_SIHV ASM_CONST(0x0000080000000000) +#define CPU_FTR_CTRL ASM_CONST(0x0000100000000000) /* Platform firmware features */ #define FW_FTR_ ASM_CONST(0x0000000000000001) @@ -148,7 +149,7 @@ extern firmware_feature_t firmware_features_table[]; #define CPU_FTR_PPCAS_ARCH_V2_BASE (CPU_FTR_SLB | \ CPU_FTR_TLBIEL | CPU_FTR_NOEXECUTE | \ - CPU_FTR_NODSISRALIGN) + CPU_FTR_NODSISRALIGN | CPU_FTR_CTRL) /* iSeries doesn't support large pages */ #ifdef CONFIG_PPC_ISERIES diff --git a/include/asm-ppc64/hvconsole.h b/include/asm-ppc64/hvconsole.h index d89d94c..6da93ce 100644 --- a/include/asm-ppc64/hvconsole.h +++ b/include/asm-ppc64/hvconsole.h @@ -29,12 +29,21 @@ */ #define MAX_NR_HVC_CONSOLES 16 +/* implemented by a low level driver */ +struct hv_ops { + int (*get_chars)(uint32_t vtermno, char *buf, int count); + int (*put_chars)(uint32_t vtermno, const char *buf, int count); +}; extern int hvc_get_chars(uint32_t vtermno, char *buf, int count); extern int hvc_put_chars(uint32_t vtermno, const char *buf, int count); -/* Early discovery of console adapters. */ -extern int hvc_find_vtys(void); +struct hvc_struct; -/* Implemented by a console driver */ -extern int hvc_instantiate(uint32_t vtermno, int index); +/* Register a vterm and a slot index for use as a console (console_init) */ +extern int hvc_instantiate(uint32_t vtermno, int index, struct hv_ops *ops); +/* register a vterm for hvc tty operation (module_init or hotplug add) */ +extern struct hvc_struct * __devinit hvc_alloc(uint32_t vtermno, int irq, + struct hv_ops *ops); +/* remove a vterm from hvc tty operation (modele_exit or hotplug remove) */ +extern int __devexit hvc_remove(struct hvc_struct *hp); #endif /* _PPC64_HVCONSOLE_H */ diff --git a/include/asm-ppc64/machdep.h b/include/asm-ppc64/machdep.h index 9cdad3e..1e6ad48 100644 --- a/include/asm-ppc64/machdep.h +++ b/include/asm-ppc64/machdep.h @@ -140,8 +140,13 @@ struct machdep_calls { unsigned long size, pgprot_t vma_prot); + /* Idle loop for this platform, leave empty for default idle loop */ + int (*idle_loop)(void); }; +extern int default_idle(void); +extern int native_idle(void); + extern struct machdep_calls ppc_md; extern char cmd_line[COMMAND_LINE_SIZE]; diff --git a/include/asm-ppc64/pci.h b/include/asm-ppc64/pci.h index d12dfce..faa7722 100644 --- a/include/asm-ppc64/pci.h +++ b/include/asm-ppc64/pci.h @@ -37,7 +37,7 @@ static inline void pcibios_set_master(struct pci_dev *dev) /* No special bus mastering setup handling */ } -static inline void pcibios_penalize_isa_irq(int irq) +static inline void pcibios_penalize_isa_irq(int irq, int active) { /* We don't do dynamic PCI IRQ allocation */ } diff --git a/include/asm-ppc64/processor.h b/include/asm-ppc64/processor.h index af28aa5..352306c 100644 --- a/include/asm-ppc64/processor.h +++ b/include/asm-ppc64/processor.h @@ -20,6 +20,7 @@ #include <asm/ptrace.h> #include <asm/types.h> #include <asm/systemcfg.h> +#include <asm/cputable.h> /* Machine State Register (MSR) Fields */ #define MSR_SF_LG 63 /* Enable 64 bit mode */ @@ -501,24 +502,37 @@ static inline void ppc64_runlatch_on(void) { unsigned long ctrl; - ctrl = mfspr(SPRN_CTRLF); - ctrl |= CTRL_RUNLATCH; - mtspr(SPRN_CTRLT, ctrl); + if (cpu_has_feature(CPU_FTR_CTRL)) { + ctrl = mfspr(SPRN_CTRLF); + ctrl |= CTRL_RUNLATCH; + mtspr(SPRN_CTRLT, ctrl); + } } static inline void ppc64_runlatch_off(void) { unsigned long ctrl; - ctrl = mfspr(SPRN_CTRLF); - ctrl &= ~CTRL_RUNLATCH; - mtspr(SPRN_CTRLT, ctrl); + if (cpu_has_feature(CPU_FTR_CTRL)) { + ctrl = mfspr(SPRN_CTRLF); + ctrl &= ~CTRL_RUNLATCH; + mtspr(SPRN_CTRLT, ctrl); + } } #endif /* __KERNEL__ */ #endif /* __ASSEMBLY__ */ +#ifdef __KERNEL__ +#define RUNLATCH_ON(REG) \ +BEGIN_FTR_SECTION \ + mfspr (REG),SPRN_CTRLF; \ + ori (REG),(REG),CTRL_RUNLATCH; \ + mtspr SPRN_CTRLT,(REG); \ +END_FTR_SECTION_IFSET(CPU_FTR_CTRL) +#endif + /* * Number of entries in the SLB. If this ever changes we should handle * it with a use a cpu feature fixup. diff --git a/include/asm-ppc64/unistd.h b/include/asm-ppc64/unistd.h index 605d91e..4a94acf 100644 --- a/include/asm-ppc64/unistd.h +++ b/include/asm-ppc64/unistd.h @@ -268,7 +268,7 @@ #define __NR_rtas 255 /* Number 256 is reserved for sys_debug_setcontext */ /* Number 257 is reserved for vserver */ -/* Number 258 is reserved for new sys_remap_file_pages */ +/* 258 currently unused */ #define __NR_mbind 259 #define __NR_get_mempolicy 260 #define __NR_set_mempolicy 261 @@ -283,8 +283,10 @@ #define __NR_request_key 270 #define __NR_keyctl 271 #define __NR_waitid 272 +#define __NR_ioprio_set 273 +#define __NR_ioprio_get 274 -#define __NR_syscalls 273 +#define __NR_syscalls 275 #ifdef __KERNEL__ #define NR_syscalls __NR_syscalls #endif |
