diff options
Diffstat (limited to 'arch/ia64/include/asm')
| -rw-r--r-- | arch/ia64/include/asm/hw_irq.h | 8 | ||||
| -rw-r--r-- | arch/ia64/include/asm/intrinsics.h | 13 | ||||
| -rw-r--r-- | arch/ia64/include/asm/iosapic.h | 4 | ||||
| -rw-r--r-- | arch/ia64/include/asm/module.h | 6 | ||||
| -rw-r--r-- | arch/ia64/include/asm/native/inst.h | 103 | ||||
| -rw-r--r-- | arch/ia64/include/asm/native/pvchk_inst.h | 271 | ||||
| -rw-r--r-- | arch/ia64/include/asm/paravirt.h | 321 | ||||
| -rw-r--r-- | arch/ia64/include/asm/paravirt_patch.h | 143 | ||||
| -rw-r--r-- | arch/ia64/include/asm/paravirt_privop.h | 479 |
9 files changed, 21 insertions, 1327 deletions
diff --git a/arch/ia64/include/asm/hw_irq.h b/arch/ia64/include/asm/hw_irq.h index 668786e..74347eb 100644 --- a/arch/ia64/include/asm/hw_irq.h +++ b/arch/ia64/include/asm/hw_irq.h @@ -15,11 +15,7 @@ #include <asm/ptrace.h> #include <asm/smp.h> -#ifndef CONFIG_PARAVIRT typedef u8 ia64_vector; -#else -typedef u16 ia64_vector; -#endif /* * 0 special @@ -114,15 +110,11 @@ DECLARE_PER_CPU(int[IA64_NUM_VECTORS], vector_irq); extern struct irq_chip irq_type_ia64_lsapic; /* CPU-internal interrupt controller */ -#ifdef CONFIG_PARAVIRT_GUEST -#include <asm/paravirt.h> -#else #define ia64_register_ipi ia64_native_register_ipi #define assign_irq_vector ia64_native_assign_irq_vector #define free_irq_vector ia64_native_free_irq_vector #define register_percpu_irq ia64_native_register_percpu_irq #define ia64_resend_irq ia64_native_resend_irq -#endif extern void ia64_native_register_ipi(void); extern int bind_irq_vector(int irq, int vector, cpumask_t domain); diff --git a/arch/ia64/include/asm/intrinsics.h b/arch/ia64/include/asm/intrinsics.h index 20477ea..ec970a9 100644 --- a/arch/ia64/include/asm/intrinsics.h +++ b/arch/ia64/include/asm/intrinsics.h @@ -7,19 +7,6 @@ #ifndef _ASM_IA64_INTRINSICS_H #define _ASM_IA64_INTRINSICS_H -#include <asm/paravirt_privop.h> #include <uapi/asm/intrinsics.h> -#ifndef __ASSEMBLY__ -#if defined(CONFIG_PARAVIRT) -# undef IA64_INTRINSIC_API -# undef IA64_INTRINSIC_MACRO -# ifdef ASM_SUPPORTED -# define IA64_INTRINSIC_API(name) paravirt_ ## name -# else -# define IA64_INTRINSIC_API(name) pv_cpu_ops.name -# endif -#define IA64_INTRINSIC_MACRO(name) paravirt_ ## name -#endif -#endif /* !__ASSEMBLY__ */ #endif /* _ASM_IA64_INTRINSICS_H */ diff --git a/arch/ia64/include/asm/iosapic.h b/arch/ia64/include/asm/iosapic.h index 94c89a2..4ae1fbd 100644 --- a/arch/ia64/include/asm/iosapic.h +++ b/arch/ia64/include/asm/iosapic.h @@ -55,14 +55,10 @@ #define NR_IOSAPICS 256 -#ifdef CONFIG_PARAVIRT_GUEST -#include <asm/paravirt.h> -#else #define iosapic_pcat_compat_init ia64_native_iosapic_pcat_compat_init #define __iosapic_read __ia64_native_iosapic_read #define __iosapic_write __ia64_native_iosapic_write #define iosapic_get_irq_chip ia64_native_iosapic_get_irq_chip -#endif extern void __init ia64_native_iosapic_pcat_compat_init(void); extern struct irq_chip *ia64_native_iosapic_get_irq_chip(unsigned long trigger); diff --git a/arch/ia64/include/asm/module.h b/arch/ia64/include/asm/module.h index dfba22a..f31894b 100644 --- a/arch/ia64/include/asm/module.h +++ b/arch/ia64/include/asm/module.h @@ -18,12 +18,6 @@ struct mod_arch_specific { struct elf64_shdr *got; /* global offset table */ struct elf64_shdr *opd; /* official procedure descriptors */ struct elf64_shdr *unwind; /* unwind-table section */ -#ifdef CONFIG_PARAVIRT - struct elf64_shdr *paravirt_bundles; - /* paravirt_alt_bundle_patch table */ - struct elf64_shdr *paravirt_insts; - /* paravirt_alt_inst_patch table */ -#endif unsigned long gp; /* global-pointer for module */ void *core_unw_table; /* core unwind-table cookie returned by unwinder */ diff --git a/arch/ia64/include/asm/native/inst.h b/arch/ia64/include/asm/native/inst.h index d2d46ef..7e08f17 100644 --- a/arch/ia64/include/asm/native/inst.h +++ b/arch/ia64/include/asm/native/inst.h @@ -22,32 +22,6 @@ #define DO_SAVE_MIN IA64_NATIVE_DO_SAVE_MIN -#define __paravirt_switch_to ia64_native_switch_to -#define __paravirt_leave_syscall ia64_native_leave_syscall -#define __paravirt_work_processed_syscall ia64_native_work_processed_syscall -#define __paravirt_leave_kernel ia64_native_leave_kernel -#define __paravirt_pending_syscall_end ia64_work_pending_syscall_end -#define __paravirt_work_processed_syscall_target \ - ia64_work_processed_syscall - -#define paravirt_fsyscall_table ia64_native_fsyscall_table -#define paravirt_fsys_bubble_down ia64_native_fsys_bubble_down - -#ifdef CONFIG_PARAVIRT_GUEST_ASM_CLOBBER_CHECK -# define PARAVIRT_POISON 0xdeadbeefbaadf00d -# define CLOBBER(clob) \ - ;; \ - movl clob = PARAVIRT_POISON; \ - ;; -# define CLOBBER_PRED(pred_clob) \ - ;; \ - cmp.eq pred_clob, p0 = r0, r0 \ - ;; -#else -# define CLOBBER(clob) /* nothing */ -# define CLOBBER_PRED(pred_clob) /* nothing */ -#endif - #define MOV_FROM_IFA(reg) \ mov reg = cr.ifa @@ -70,106 +44,76 @@ mov reg = cr.iip #define MOV_FROM_IVR(reg, clob) \ - mov reg = cr.ivr \ - CLOBBER(clob) + mov reg = cr.ivr #define MOV_FROM_PSR(pred, reg, clob) \ -(pred) mov reg = psr \ - CLOBBER(clob) +(pred) mov reg = psr #define MOV_FROM_ITC(pred, pred_clob, reg, clob) \ -(pred) mov reg = ar.itc \ - CLOBBER(clob) \ - CLOBBER_PRED(pred_clob) +(pred) mov reg = ar.itc #define MOV_TO_IFA(reg, clob) \ - mov cr.ifa = reg \ - CLOBBER(clob) + mov cr.ifa = reg #define MOV_TO_ITIR(pred, reg, clob) \ -(pred) mov cr.itir = reg \ - CLOBBER(clob) +(pred) mov cr.itir = reg #define MOV_TO_IHA(pred, reg, clob) \ -(pred) mov cr.iha = reg \ - CLOBBER(clob) +(pred) mov cr.iha = reg #define MOV_TO_IPSR(pred, reg, clob) \ -(pred) mov cr.ipsr = reg \ - CLOBBER(clob) +(pred) mov cr.ipsr = reg #define MOV_TO_IFS(pred, reg, clob) \ -(pred) mov cr.ifs = reg \ - CLOBBER(clob) +(pred) mov cr.ifs = reg #define MOV_TO_IIP(reg, clob) \ - mov cr.iip = reg \ - CLOBBER(clob) + mov cr.iip = reg #define MOV_TO_KR(kr, reg, clob0, clob1) \ - mov IA64_KR(kr) = reg \ - CLOBBER(clob0) \ - CLOBBER(clob1) + mov IA64_KR(kr) = reg #define ITC_I(pred, reg, clob) \ -(pred) itc.i reg \ - CLOBBER(clob) +(pred) itc.i reg #define ITC_D(pred, reg, clob) \ -(pred) itc.d reg \ - CLOBBER(clob) +(pred) itc.d reg #define ITC_I_AND_D(pred_i, pred_d, reg, clob) \ (pred_i) itc.i reg; \ -(pred_d) itc.d reg \ - CLOBBER(clob) +(pred_d) itc.d reg #define THASH(pred, reg0, reg1, clob) \ -(pred) thash reg0 = reg1 \ - CLOBBER(clob) +(pred) thash reg0 = reg1 #define SSM_PSR_IC_AND_DEFAULT_BITS_AND_SRLZ_I(clob0, clob1) \ ssm psr.ic | PSR_DEFAULT_BITS \ - CLOBBER(clob0) \ - CLOBBER(clob1) \ ;; \ srlz.i /* guarantee that interruption collectin is on */ \ ;; #define SSM_PSR_IC_AND_SRLZ_D(clob0, clob1) \ ssm psr.ic \ - CLOBBER(clob0) \ - CLOBBER(clob1) \ ;; \ srlz.d #define RSM_PSR_IC(clob) \ - rsm psr.ic \ - CLOBBER(clob) + rsm psr.ic #define SSM_PSR_I(pred, pred_clob, clob) \ -(pred) ssm psr.i \ - CLOBBER(clob) \ - CLOBBER_PRED(pred_clob) +(pred) ssm psr.i #define RSM_PSR_I(pred, clob0, clob1) \ -(pred) rsm psr.i \ - CLOBBER(clob0) \ - CLOBBER(clob1) +(pred) rsm psr.i #define RSM_PSR_I_IC(clob0, clob1, clob2) \ - rsm psr.i | psr.ic \ - CLOBBER(clob0) \ - CLOBBER(clob1) \ - CLOBBER(clob2) + rsm psr.i | psr.ic #define RSM_PSR_DT \ rsm psr.dt #define RSM_PSR_BE_I(clob0, clob1) \ - rsm psr.be | psr.i \ - CLOBBER(clob0) \ - CLOBBER(clob1) + rsm psr.be | psr.i #define SSM_PSR_DT_AND_SRLZ_I \ ssm psr.dt \ @@ -177,15 +121,10 @@ srlz.i #define BSW_0(clob0, clob1, clob2) \ - bsw.0 \ - CLOBBER(clob0) \ - CLOBBER(clob1) \ - CLOBBER(clob2) + bsw.0 #define BSW_1(clob0, clob1) \ - bsw.1 \ - CLOBBER(clob0) \ - CLOBBER(clob1) + bsw.1 #define COVER \ cover diff --git a/arch/ia64/include/asm/native/pvchk_inst.h b/arch/ia64/include/asm/native/pvchk_inst.h deleted file mode 100644 index 8d72962..0000000 --- a/arch/ia64/include/asm/native/pvchk_inst.h +++ /dev/null @@ -1,271 +0,0 @@ -#ifndef _ASM_NATIVE_PVCHK_INST_H -#define _ASM_NATIVE_PVCHK_INST_H - -/****************************************************************************** - * arch/ia64/include/asm/native/pvchk_inst.h - * Checker for paravirtualizations of privileged operations. - * - * Copyright (C) 2005 Hewlett-Packard Co - * Dan Magenheimer <dan.magenheimer@hp.com> - * - * Copyright (c) 2008 Isaku Yamahata <yamahata at valinux co jp> - * VA Linux Systems Japan K.K. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - */ - -/********************************************** - * Instructions paravirtualized for correctness - **********************************************/ - -/* "fc" and "thash" are privilege-sensitive instructions, meaning they - * may have different semantics depending on whether they are executed - * at PL0 vs PL!=0. When paravirtualized, these instructions mustn't - * be allowed to execute directly, lest incorrect semantics result. - */ - -#define fc .error "fc should not be used directly." -#define thash .error "thash should not be used directly." - -/* Note that "ttag" and "cover" are also privilege-sensitive; "ttag" - * is not currently used (though it may be in a long-format VHPT system!) - * and the semantics of cover only change if psr.ic is off which is very - * rare (and currently non-existent outside of assembly code - */ -#define ttag .error "ttag should not be used directly." -#define cover .error "cover should not be used directly." - -/* There are also privilege-sensitive registers. These registers are - * readable at any privilege level but only writable at PL0. - */ -#define cpuid .error "cpuid should not be used directly." -#define pmd .error "pmd should not be used directly." - -/* - * mov ar.eflag = - * mov = ar.eflag - */ - -/********************************************** - * Instructions paravirtualized for performance - **********************************************/ -/* - * Those instructions include '.' which can't be handled by cpp. - * or can't be handled by cpp easily. - * They are handled by sed instead of cpp. - */ - -/* for .S - * itc.i - * itc.d - * - * bsw.0 - * bsw.1 - * - * ssm psr.ic | PSR_DEFAULT_BITS - * ssm psr.ic - * rsm psr.ic - * ssm psr.i - * rsm psr.i - * rsm psr.i | psr.ic - * rsm psr.dt - * ssm psr.dt - * - * mov = cr.ifa - * mov = cr.itir - * mov = cr.isr - * mov = cr.iha - * mov = cr.ipsr - * mov = cr.iim - * mov = cr.iip - * mov = cr.ivr - * mov = psr - * - * mov cr.ifa = - * mov cr.itir = - * mov cr.iha = - * mov cr.ipsr = - * mov cr.ifs = - * mov cr.iip = - * mov cr.kr = - */ - -/* for intrinsics - * ssm psr.i - * rsm psr.i - * mov = psr - * mov = ivr - * mov = tpr - * mov cr.itm = - * mov eoi = - * mov rr[] = - * mov = rr[] - * mov = kr - * mov kr = - * ptc.ga - */ - -/************************************************************* - * define paravirtualized instrcution macros as nop to ingore. - * and check whether arguments are appropriate. - *************************************************************/ - -/* check whether reg is a regular register */ -.macro is_rreg_in reg - .ifc "\reg", "r0" - nop 0 - .exitm - .endif - ;; - mov \reg = r0 - ;; -.endm -#define IS_RREG_IN(reg) is_rreg_in reg ; - -#define IS_RREG_OUT(reg) \ - ;; \ - mov reg = r0 \ - ;; - -#define IS_RREG_CLOB(reg) IS_RREG_OUT(reg) - -/* check whether pred is a predicate register */ -#define IS_PRED_IN(pred) \ - ;; \ - (pred) nop 0 \ - ;; - -#define IS_PRED_OUT(pred) \ - ;; \ - cmp.eq pred, p0 = r0, r0 \ - ;; - -#define IS_PRED_CLOB(pred) IS_PRED_OUT(pred) - - -#define DO_SAVE_MIN(__COVER, SAVE_IFS, EXTRA, WORKAROUND) \ - nop 0 -#define MOV_FROM_IFA(reg) \ - IS_RREG_OUT(reg) -#define MOV_FROM_ITIR(reg) \ - IS_RREG_OUT(reg) -#define MOV_FROM_ISR(reg) \ - IS_RREG_OUT(reg) -#define MOV_FROM_IHA(reg) \ - IS_RREG_OUT(reg) -#define MOV_FROM_IPSR(pred, reg) \ - IS_PRED_IN(pred) \ - IS_RREG_OUT(reg) -#define MOV_FROM_IIM(reg) \ - IS_RREG_OUT(reg) -#define MOV_FROM_IIP(reg) \ - IS_RREG_OUT(reg) -#define MOV_FROM_IVR(reg, clob) \ - IS_RREG_OUT(reg) \ - IS_RREG_CLOB(clob) -#define MOV_FROM_PSR(pred, reg, clob) \ - IS_PRED_IN(pred) \ - IS_RREG_OUT(reg) \ - IS_RREG_CLOB(clob) -#define MOV_FROM_ITC(pred, pred_clob, reg, clob) \ - IS_PRED_IN(pred) \ - IS_PRED_CLOB(pred_clob) \ - IS_RREG_OUT(reg) \ - IS_RREG_CLOB(clob) -#define MOV_TO_IFA(reg, clob) \ - IS_RREG_IN(reg) \ - IS_RREG_CLOB(clob) -#define MOV_TO_ITIR(pred, reg, clob) \ - IS_PRED_IN(pred) \ - IS_RREG_IN(reg) \ - IS_RREG_CLOB(clob) -#define MOV_TO_IHA(pred, reg, clob) \ - IS_PRED_IN(pred) \ - IS_RREG_IN(reg) \ - IS_RREG_CLOB(clob) -#define MOV_TO_IPSR(pred, reg, clob) \ - IS_PRED_IN(pred) \ - IS_RREG_IN(reg) \ - IS_RREG_CLOB(clob) -#define MOV_TO_IFS(pred, reg, clob) \ - IS_PRED_IN(pred) \ - IS_RREG_IN(reg) \ - IS_RREG_CLOB(clob) -#define MOV_TO_IIP(reg, clob) \ - IS_RREG_IN(reg) \ - IS_RREG_CLOB(clob) -#define MOV_TO_KR(kr, reg, clob0, clob1) \ - IS_RREG_IN(reg) \ - IS_RREG_CLOB(clob0) \ - IS_RREG_CLOB(clob1) -#define ITC_I(pred, reg, clob) \ - IS_PRED_IN(pred) \ - IS_RREG_IN(reg) \ - IS_RREG_CLOB(clob) -#define ITC_D(pred, reg, clob) \ - IS_PRED_IN(pred) \ - IS_RREG_IN(reg) \ - IS_RREG_CLOB(clob) -#define ITC_I_AND_D(pred_i, pred_d, reg, clob) \ - IS_PRED_IN(pred_i) \ - IS_PRED_IN(pred_d) \ - IS_RREG_IN(reg) \ - IS_RREG_CLOB(clob) -#define THASH(pred, reg0, reg1, clob) \ - IS_PRED_IN(pred) \ - IS_RREG_OUT(reg0) \ - IS_RREG_IN(reg1) \ - IS_RREG_CLOB(clob) -#define SSM_PSR_IC_AND_DEFAULT_BITS_AND_SRLZ_I(clob0, clob1) \ - IS_RREG_CLOB(clob0) \ - IS_RREG_CLOB(clob1) -#define SSM_PSR_IC_AND_SRLZ_D(clob0, clob1) \ - IS_RREG_CLOB(clob0) \ - IS_RREG_CLOB(clob1) -#define RSM_PSR_IC(clob) \ - IS_RREG_CLOB(clob) -#define SSM_PSR_I(pred, pred_clob, clob) \ - IS_PRED_IN(pred) \ - IS_PRED_CLOB(pred_clob) \ - IS_RREG_CLOB(clob) -#define RSM_PSR_I(pred, clob0, clob1) \ - IS_PRED_IN(pred) \ - IS_RREG_CLOB(clob0) \ - IS_RREG_CLOB(clob1) -#define RSM_PSR_I_IC(clob0, clob1, clob2) \ - IS_RREG_CLOB(clob0) \ - IS_RREG_CLOB(clob1) \ - IS_RREG_CLOB(clob2) -#define RSM_PSR_DT \ - nop 0 -#define RSM_PSR_BE_I(clob0, clob1) \ - IS_RREG_CLOB(clob0) \ - IS_RREG_CLOB(clob1) -#define SSM_PSR_DT_AND_SRLZ_I \ - nop 0 -#define BSW_0(clob0, clob1, clob2) \ - IS_RREG_CLOB(clob0) \ - IS_RREG_CLOB(clob1) \ - IS_RREG_CLOB(clob2) -#define BSW_1(clob0, clob1) \ - IS_RREG_CLOB(clob0) \ - IS_RREG_CLOB(clob1) -#define COVER \ - nop 0 -#define RFI \ - br.ret.sptk.many rp /* defining nop causes dependency error */ - -#endif /* _ASM_NATIVE_PVCHK_INST_H */ diff --git a/arch/ia64/include/asm/paravirt.h b/arch/ia64/include/asm/paravirt.h deleted file mode 100644 index b53518a..0000000 --- a/arch/ia64/include/asm/paravirt.h +++ /dev/null @@ -1,321 +0,0 @@ -/****************************************************************************** - * Copyright (c) 2008 Isaku Yamahata <yamahata at valinux co jp> - * VA Linux Systems Japan K.K. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - */ - - -#ifndef __ASM_PARAVIRT_H -#define __ASM_PARAVIRT_H - -#ifndef __ASSEMBLY__ -/****************************************************************************** - * fsys related addresses - */ -struct pv_fsys_data { - unsigned long *fsyscall_table; - void *fsys_bubble_down; -}; - -extern struct pv_fsys_data pv_fsys_data; - -unsigned long *paravirt_get_fsyscall_table(void); -char *paravirt_get_fsys_bubble_down(void); - -/****************************************************************************** - * patchlist addresses for gate page - */ -enum pv_gate_patchlist { - PV_GATE_START_FSYSCALL, - PV_GATE_END_FSYSCALL, - - PV_GATE_START_BRL_FSYS_BUBBLE_DOWN, - PV_GATE_END_BRL_FSYS_BUBBLE_DOWN, - - PV_GATE_START_VTOP, - PV_GATE_END_VTOP, - - PV_GATE_START_MCKINLEY_E9, - PV_GATE_END_MCKINLEY_E9, -}; - -struct pv_patchdata { - unsigned long start_fsyscall_patchlist; - unsigned long end_fsyscall_patchlist; - unsigned long start_brl_fsys_bubble_down_patchlist; - unsigned long end_brl_fsys_bubble_down_patchlist; - unsigned long start_vtop_patchlist; - unsigned long end_vtop_patchlist; - unsigned long start_mckinley_e9_patchlist; - unsigned long end_mckinley_e9_patchlist; - - void *gate_section; -}; - -extern struct pv_patchdata pv_patchdata; - -unsigned long paravirt_get_gate_patchlist(enum pv_gate_patchlist type); -void *paravirt_get_gate_section(void); -#endif - -#ifdef CONFIG_PARAVIRT_GUEST - -#define PARAVIRT_HYPERVISOR_TYPE_DEFAULT 0 - -#ifndef __ASSEMBLY__ - -#include <asm/hw_irq.h> -#include <asm/meminit.h> - -/****************************************************************************** - * general info - */ -struct pv_info { - unsigned int kernel_rpl; - int paravirt_enabled; - const char *name; -}; - -extern struct pv_info pv_info; - -static inline int paravirt_enabled(void) -{ - return pv_info.paravirt_enabled; -} - -static inline unsigned int get_kernel_rpl(void) -{ - return pv_info.kernel_rpl; -} - -/****************************************************************************** - * initialization hooks. - */ -struct rsvd_region; - -struct pv_init_ops { - void (*banner)(void); - - int (*reserve_memory)(struct rsvd_region *region); - - void (*arch_setup_early)(void); - void (*arch_setup_console)(char **cmdline_p); - int (*arch_setup_nomca)(void); - - void (*post_smp_prepare_boot_cpu)(void); - -#ifdef ASM_SUPPORTED - unsigned long (*patch_bundle)(void *sbundle, void *ebundle, - unsigned long type); - unsigned long (*patch_inst)(unsigned long stag, unsigned long etag, - unsigned long type); -#endif - void (*patch_branch)(unsigned long tag, unsigned long type); -}; - -extern struct pv_init_ops pv_init_ops; - -static inline void paravirt_banner(void) -{ - if (pv_init_ops.banner) - pv_init_ops.banner(); -} - -static inline int paravirt_reserve_memory(struct rsvd_region *region) -{ - if (pv_init_ops.reserve_memory) - return pv_init_ops.reserve_memory(region); - return 0; -} - -static inline void paravirt_arch_setup_early(void) -{ - if (pv_init_ops.arch_setup_early) - pv_init_ops.arch_setup_early(); -} - -static inline void paravirt_arch_setup_console(char **cmdline_p) -{ - if (pv_init_ops.arch_setup_console) - pv_init_ops.arch_setup_console(cmdline_p); -} - -static inline int paravirt_arch_setup_nomca(void) -{ - if (pv_init_ops.arch_setup_nomca) - return pv_init_ops.arch_setup_nomca(); - return 0; -} - -static inline void paravirt_post_smp_prepare_boot_cpu(void) -{ - if (pv_init_ops.post_smp_prepare_boot_cpu) - pv_init_ops.post_smp_prepare_boot_cpu(); -} - -/****************************************************************************** - * replacement of iosapic operations. - */ - -struct pv_iosapic_ops { - void (*pcat_compat_init)(void); - - struct irq_chip *(*__get_irq_chip)(unsigned long trigger); - - unsigned int (*__read)(char __iomem *iosapic, unsigned int reg); - void (*__write)(char __iomem *iosapic, unsigned int reg, u32 val); -}; - -extern struct pv_iosapic_ops pv_iosapic_ops; - -static inline void -iosapic_pcat_compat_init(void) -{ - if (pv_iosapic_ops.pcat_compat_init) - pv_iosapic_ops.pcat_compat_init(); -} - -static inline struct irq_chip* -iosapic_get_irq_chip(unsigned long trigger) -{ - return pv_iosapic_ops.__get_irq_chip(trigger); -} - -static inline unsigned int -__iosapic_read(char __iomem *iosapic, unsigned int reg) -{ - return pv_iosapic_ops.__read(iosapic, reg); -} - -static inline void -__iosapic_write(char __iomem *iosapic, unsigned int reg, u32 val) -{ - return pv_iosapic_ops.__write(iosapic, reg, val); -} - -/****************************************************************************** - * replacement of irq operations. - */ - -struct pv_irq_ops { - void (*register_ipi)(void); - - int (*assign_irq_vector)(int irq); - void (*free_irq_vector)(int vector); - - void (*register_percpu_irq)(ia64_vector vec, - struct irqaction *action); - - void (*resend_irq)(unsigned int vector); -}; - -extern struct pv_irq_ops pv_irq_ops; - -static inline void -ia64_register_ipi(void) -{ - pv_irq_ops.register_ipi(); -} - -static inline int -assign_irq_vector(int irq) -{ - return pv_irq_ops.assign_irq_vector(irq); -} - -static inline void -free_irq_vector(int vector) -{ - return pv_irq_ops.free_irq_vector(vector); -} - -static inline void -register_percpu_irq(ia64_vector vec, struct irqaction *action) -{ - pv_irq_ops.register_percpu_irq(vec, action); -} - -static inline void -ia64_resend_irq(unsigned int vector) -{ - pv_irq_ops.resend_irq(vector); -} - -/****************************************************************************** - * replacement of time operations. - */ - -extern struct itc_jitter_data_t itc_jitter_data; -extern volatile int time_keeper_id; - -struct pv_time_ops { - void (*init_missing_ticks_accounting)(int cpu); - int (*do_steal_accounting)(unsigned long *new_itm); - - void (*clocksource_resume)(void); - - unsigned long long (*sched_clock)(void); -}; - -extern struct pv_time_ops pv_time_ops; - -static inline void -paravirt_init_missing_ticks_accounting(int cpu) -{ - if (pv_time_ops.init_missing_ticks_accounting) - pv_time_ops.init_missing_ticks_accounting(cpu); -} - -struct static_key; -extern struct static_key paravirt_steal_enabled; -extern struct static_key paravirt_steal_rq_enabled; - -static inline int -paravirt_do_steal_accounting(unsigned long *new_itm) -{ - return pv_time_ops.do_steal_accounting(new_itm); -} - -static inline unsigned long long paravirt_sched_clock(void) -{ - return pv_time_ops.sched_clock(); -} - -#endif /* !__ASSEMBLY__ */ - -#else -/* fallback for native case */ - -#ifndef __ASSEMBLY__ - -#define paravirt_banner() do { } while (0) -#define paravirt_reserve_memory(region) 0 - -#define paravirt_arch_setup_early() do { } while (0) -#define paravirt_arch_setup_console(cmdline_p) do { } while (0) -#define paravirt_arch_setup_nomca() 0 -#define paravirt_post_smp_prepare_boot_cpu() do { } while (0) - -#define paravirt_init_missing_ticks_accounting(cpu) do { } while (0) -#define paravirt_do_steal_accounting(new_itm) 0 - -#endif /* __ASSEMBLY__ */ - - -#endif /* CONFIG_PARAVIRT_GUEST */ - -#endif /* __ASM_PARAVIRT_H */ diff --git a/arch/ia64/include/asm/paravirt_patch.h b/arch/ia64/include/asm/paravirt_patch.h deleted file mode 100644 index 128ff5d..0000000 --- a/arch/ia64/include/asm/paravirt_patch.h +++ /dev/null @@ -1,143 +0,0 @@ -/****************************************************************************** - * Copyright (c) 2008 Isaku Yamahata <yamahata at valinux co jp> - * VA Linux Systems Japan K.K. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - */ - -#ifndef __ASM_PARAVIRT_PATCH_H -#define __ASM_PARAVIRT_PATCH_H - -#ifdef __ASSEMBLY__ - - .section .paravirt_branches, "a" - .previous -#define PARAVIRT_PATCH_SITE_BR(type) \ - { \ - [1:] ; \ - br.cond.sptk.many 2f ; \ - nop.b 0 ; \ - nop.b 0;; ; \ - } ; \ - 2: \ - .xdata8 ".paravirt_branches", 1b, type - -#else - -#include <linux/stringify.h> -#include <asm/intrinsics.h> - -/* for binary patch */ -struct paravirt_patch_site_bundle { - void *sbundle; - void *ebundle; - unsigned long type; -}; - -/* label means the beginning of new bundle */ -#define paravirt_alt_bundle(instr, privop) \ - "\t998:\n" \ - "\t" instr "\n" \ - "\t999:\n" \ - "\t.pushsection .paravirt_bundles, \"a\"\n" \ - "\t.popsection\n" \ - "\t.xdata8 \".paravirt_bundles\", 998b, 999b, " \ - __stringify(privop) "\n" - - -struct paravirt_patch_bundle_elem { - const void *sbundle; - const void *ebundle; - unsigned long type; -}; - - -struct paravirt_patch_site_inst { - unsigned long stag; - unsigned long etag; - unsigned long type; -}; - -#define paravirt_alt_inst(instr, privop) \ - "\t[998:]\n" \ - "\t" instr "\n" \ - "\t[999:]\n" \ - "\t.pushsection .paravirt_insts, \"a\"\n" \ - "\t.popsection\n" \ - "\t.xdata8 \".paravirt_insts\", 998b, 999b, " \ - __stringify(privop) "\n" - -struct paravirt_patch_site_branch { - unsigned long tag; - unsigned long type; -}; - -struct paravirt_patch_branch_target { - const void *entry; - unsigned long type; -}; - -void -__paravirt_patch_apply_branch( - unsigned long tag, unsigned long type, - const struct paravirt_patch_branch_target *entries, - unsigned int nr_entries); - -void -paravirt_patch_reloc_br(unsigned long tag, const void *target); - -void -paravirt_patch_reloc_brl(unsigned long tag, const void *target); - - -#if defined(ASM_SUPPORTED) && defined(CONFIG_PARAVIRT) -unsigned long -ia64_native_patch_bundle(void *sbundle, void *ebundle, unsigned long type); - -unsigned long -__paravirt_patch_apply_bundle(void *sbundle, void *ebundle, unsigned long type, - const struct paravirt_patch_bundle_elem *elems, - unsigned long nelems, - const struct paravirt_patch_bundle_elem **found); - -void -paravirt_patch_apply_bundle(const struct paravirt_patch_site_bundle *start, - const struct paravirt_patch_site_bundle *end); - -void -paravirt_patch_apply_inst(const struct paravirt_patch_site_inst *start, - const struct paravirt_patch_site_inst *end); - -void paravirt_patch_apply(void); -#else -#define paravirt_patch_apply_bundle(start, end) do { } while (0) -#define paravirt_patch_apply_inst(start, end) do { } while (0) -#define paravirt_patch_apply() do { } while (0) -#endif - -#endif /* !__ASSEMBLEY__ */ - -#endif /* __ASM_PARAVIRT_PATCH_H */ - -/* - * Local variables: - * mode: C - * c-set-style: "linux" - * c-basic-offset: 8 - * tab-width: 8 - * indent-tabs-mode: t - * End: - */ diff --git a/arch/ia64/include/asm/paravirt_privop.h b/arch/ia64/include/asm/paravirt_privop.h deleted file mode 100644 index 8f6cb11..0000000 --- a/arch/ia64/include/asm/paravirt_privop.h +++ /dev/null @@ -1,479 +0,0 @@ -/****************************************************************************** - * Copyright (c) 2008 Isaku Yamahata <yamahata at valinux co jp> - * VA Linux Systems Japan K.K. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - */ - -#ifndef _ASM_IA64_PARAVIRT_PRIVOP_H -#define _ASM_IA64_PARAVIRT_PRIVOP_H - -#ifdef CONFIG_PARAVIRT - -#ifndef __ASSEMBLY__ - -#include <linux/types.h> -#include <asm/kregs.h> /* for IA64_PSR_I */ - -/****************************************************************************** - * replacement of intrinsics operations. - */ - -struct pv_cpu_ops { - void (*fc)(void *addr); - unsigned long (*thash)(unsigned long addr); - unsigned long (*get_cpuid)(int index); - unsigned long (*get_pmd)(int index); - unsigned long (*getreg)(int reg); - void (*setreg)(int reg, unsigned long val); - void (*ptcga)(unsigned long addr, unsigned long size); - unsigned long (*get_rr)(unsigned long index); - void (*set_rr)(unsigned long index, unsigned long val); - void (*set_rr0_to_rr4)(unsigned long val0, unsigned long val1, - unsigned long val2, unsigned long val3, - unsigned long val4); - void (*ssm_i)(void); - void (*rsm_i)(void); - unsigned long (*get_psr_i)(void); - void (*intrin_local_irq_restore)(unsigned long flags); -}; - -extern struct pv_cpu_ops pv_cpu_ops; - -extern void ia64_native_setreg_func(int regnum, unsigned long val); -extern unsigned long ia64_native_getreg_func(int regnum); - -/************************************************/ -/* Instructions paravirtualized for performance */ -/************************************************/ - -#ifndef ASM_SUPPORTED -#define paravirt_ssm_i() pv_cpu_ops.ssm_i() -#define paravirt_rsm_i() pv_cpu_ops.rsm_i() -#define __paravirt_getreg() pv_cpu_ops.getreg() -#endif - -/* mask for ia64_native_ssm/rsm() must be constant.("i" constraing). - * static inline function doesn't satisfy it. */ -#define paravirt_ssm(mask) \ - do { \ - if ((mask) == IA64_PSR_I) \ - paravirt_ssm_i(); \ - else \ - ia64_native_ssm(mask); \ - } while (0) - -#define paravirt_rsm(mask) \ - do { \ - if ((mask) == IA64_PSR_I) \ - paravirt_rsm_i(); \ - else \ - ia64_native_rsm(mask); \ - } while (0) - -/* returned ip value should be the one in the caller, - * not in __paravirt_getreg() */ -#define paravirt_getreg(reg) \ - ({ \ - unsigned long res; \ - if ((reg) == _IA64_REG_IP) \ - res = ia64_native_getreg(_IA64_REG_IP); \ - else \ - res = __paravirt_getreg(reg); \ - res; \ - }) - -/****************************************************************************** - * replacement of hand written assembly codes. - */ -struct pv_cpu_asm_switch { - unsigned long switch_to; - unsigned long leave_syscall; - unsigned long work_processed_syscall; - unsigned long leave_kernel; -}; -void paravirt_cpu_asm_init(const struct pv_cpu_asm_switch *cpu_asm_switch); - -#endif /* __ASSEMBLY__ */ - -#define IA64_PARAVIRT_ASM_FUNC(name) paravirt_ ## name - -#else - -/* fallback for native case */ -#define IA64_PARAVIRT_ASM_FUNC(name) ia64_native_ ## name - -#endif /* CONFIG_PARAVIRT */ - -#if defined(CONFIG_PARAVIRT) && defined(ASM_SUPPORTED) -#define paravirt_dv_serialize_data() ia64_dv_serialize_data() -#else -#define paravirt_dv_serialize_data() /* nothing */ -#endif - -/* these routines utilize privilege-sensitive or performance-sensitive - * privileged instructions so the code must be replaced with - * paravirtualized versions */ -#define ia64_switch_to IA64_PARAVIRT_ASM_FUNC(switch_to) -#define ia64_leave_syscall IA64_PARAVIRT_ASM_FUNC(leave_syscall) -#define ia64_work_processed_syscall \ - IA64_PARAVIRT_ASM_FUNC(work_processed_syscall) -#define ia64_leave_kernel IA64_PARAVIRT_ASM_FUNC(leave_kernel) - - -#if defined(CONFIG_PARAVIRT) -/****************************************************************************** - * binary patching infrastructure - */ -#define PARAVIRT_PATCH_TYPE_FC 1 -#define PARAVIRT_PATCH_TYPE_THASH 2 -#define PARAVIRT_PATCH_TYPE_GET_CPUID 3 -#define PARAVIRT_PATCH_TYPE_GET_PMD 4 -#define PARAVIRT_PATCH_TYPE_PTCGA 5 -#define PARAVIRT_PATCH_TYPE_GET_RR 6 -#define PARAVIRT_PATCH_TYPE_SET_RR 7 -#define PARAVIRT_PATCH_TYPE_SET_RR0_TO_RR4 8 -#define PARAVIRT_PATCH_TYPE_SSM_I 9 -#define PARAVIRT_PATCH_TYPE_RSM_I 10 -#define PARAVIRT_PATCH_TYPE_GET_PSR_I 11 -#define PARAVIRT_PATCH_TYPE_INTRIN_LOCAL_IRQ_RESTORE 12 - -/* PARAVIRT_PATY_TYPE_[GS]ETREG + _IA64_REG_xxx */ -#define PARAVIRT_PATCH_TYPE_GETREG 0x10000000 -#define PARAVIRT_PATCH_TYPE_SETREG 0x20000000 - -/* - * struct task_struct* (*ia64_switch_to)(void* next_task); - * void *ia64_leave_syscall; - * void *ia64_work_processed_syscall - * void *ia64_leave_kernel; - */ - -#define PARAVIRT_PATCH_TYPE_BR_START 0x30000000 -#define PARAVIRT_PATCH_TYPE_BR_SWITCH_TO \ - (PARAVIRT_PATCH_TYPE_BR_START + 0) -#define PARAVIRT_PATCH_TYPE_BR_LEAVE_SYSCALL \ - (PARAVIRT_PATCH_TYPE_BR_START + 1) -#define PARAVIRT_PATCH_TYPE_BR_WORK_PROCESSED_SYSCALL \ - (PARAVIRT_PATCH_TYPE_BR_START + 2) -#define PARAVIRT_PATCH_TYPE_BR_LEAVE_KERNEL \ - (PARAVIRT_PATCH_TYPE_BR_START + 3) - -#ifdef ASM_SUPPORTED -#include <asm/paravirt_patch.h> - -/* - * pv_cpu_ops calling stub. - * normal function call convension can't be written by gcc - * inline assembly. - * - * from the caller's point of view, - * the following registers will be clobbered. - * r2, r3 - * r8-r15 - * r16, r17 - * b6, b7 - * p6-p15 - * ar.ccv - * - * from the callee's point of view , - * the following registers can be used. - * r2, r3: scratch - * r8: scratch, input argument0 and return value - * r0-r15: scratch, input argument1-5 - * b6: return pointer - * b7: scratch - * p6-p15: scratch - * ar.ccv: scratch - * - * other registers must not be changed. especially - * b0: rp: preserved. gcc ignores b0 in clobbered register. - * r16: saved gp - */ -/* 5 bundles */ -#define __PARAVIRT_BR \ - ";;\n" \ - "{ .mlx\n" \ - "nop 0\n" \ - "movl r2 = %[op_addr]\n"/* get function pointer address */ \ - ";;\n" \ - "}\n" \ - "1:\n" \ - "{ .mii\n" \ - "ld8 r2 = [r2]\n" /* load function descriptor address */ \ - "mov r17 = ip\n" /* get ip to calc return address */ \ - "mov r16 = gp\n" /* save gp */ \ - ";;\n" \ - "}\n" \ - "{ .mii\n" \ - "ld8 r3 = [r2], 8\n" /* load entry address */ \ - "adds r17 = 1f - 1b, r17\n" /* calculate return address */ \ - ";;\n" \ - "mov b7 = r3\n" /* set entry address */ \ - "}\n" \ - "{ .mib\n" \ - "ld8 gp = [r2]\n" /* load gp value */ \ - "mov b6 = r17\n" /* set return address */ \ - "br.cond.sptk.few b7\n" /* intrinsics are very short isns */ \ - "}\n" \ - "1:\n" \ - "{ .mii\n" \ - "mov gp = r16\n" /* restore gp value */ \ - "nop 0\n" \ - "nop 0\n" \ - ";;\n" \ - "}\n" - -#define PARAVIRT_OP(op) \ - [op_addr] "i"(&pv_cpu_ops.op) - -#define PARAVIRT_TYPE(type) \ - PARAVIRT_PATCH_TYPE_ ## type - -#define PARAVIRT_REG_CLOBBERS0 \ - "r2", "r3", /*"r8",*/ "r9", "r10", "r11", "r14", \ - "r15", "r16", "r17" - -#define PARAVIRT_REG_CLOBBERS1 \ - "r2","r3", /*"r8",*/ "r9", "r10", "r11", "r14", \ - "r15", "r16", "r17" - -#define PARAVIRT_REG_CLOBBERS2 \ - "r2", "r3", /*"r8", "r9",*/ "r10", "r11", "r14", \ - "r15", "r16", "r17" - -#define PARAVIRT_REG_CLOBBERS5 \ - "r2", "r3", /*"r8", "r9", "r10", "r11", "r14",*/ \ - "r15", "r16", "r17" - -#define PARAVIRT_BR_CLOBBERS \ - "b6", "b7" - -#define PARAVIRT_PR_CLOBBERS \ - "p6", "p7", "p8", "p9", "p10", "p11", "p12", "p13", "p14", "p15" - -#define PARAVIRT_AR_CLOBBERS \ - "ar.ccv" - -#define PARAVIRT_CLOBBERS0 \ - PARAVIRT_REG_CLOBBERS0, \ - PARAVIRT_BR_CLOBBERS, \ - PARAVIRT_PR_CLOBBERS, \ - PARAVIRT_AR_CLOBBERS, \ - "memory" - -#define PARAVIRT_CLOBBERS1 \ - PARAVIRT_REG_CLOBBERS1, \ - PARAVIRT_BR_CLOBBERS, \ - PARAVIRT_PR_CLOBBERS, \ - PARAVIRT_AR_CLOBBERS, \ - "memory" - -#define PARAVIRT_CLOBBERS2 \ - PARAVIRT_REG_CLOBBERS2, \ - PARAVIRT_BR_CLOBBERS, \ - PARAVIRT_PR_CLOBBERS, \ - PARAVIRT_AR_CLOBBERS, \ - "memory" - -#define PARAVIRT_CLOBBERS5 \ - PARAVIRT_REG_CLOBBERS5, \ - PARAVIRT_BR_CLOBBERS, \ - PARAVIRT_PR_CLOBBERS, \ - PARAVIRT_AR_CLOBBERS, \ - "memory" - -#define PARAVIRT_BR0(op, type) \ - register unsigned long ia64_clobber asm ("r8"); \ - asm volatile (paravirt_alt_bundle(__PARAVIRT_BR, \ - PARAVIRT_TYPE(type)) \ - : "=r"(ia64_clobber) \ - : PARAVIRT_OP(op) \ - : PARAVIRT_CLOBBERS0) - -#define PARAVIRT_BR0_RET(op, type) \ - register unsigned long ia64_intri_res asm ("r8"); \ - asm volatile (paravirt_alt_bundle(__PARAVIRT_BR, \ - PARAVIRT_TYPE(type)) \ - : "=r"(ia64_intri_res) \ - : PARAVIRT_OP(op) \ - : PARAVIRT_CLOBBERS0) - -#define PARAVIRT_BR1(op, type, arg1) \ - register unsigned long __##arg1 asm ("r8") = arg1; \ - register unsigned long ia64_clobber asm ("r8"); \ - asm volatile (paravirt_alt_bundle(__PARAVIRT_BR, \ - PARAVIRT_TYPE(type)) \ - : "=r"(ia64_clobber) \ - : PARAVIRT_OP(op), "0"(__##arg1) \ - : PARAVIRT_CLOBBERS1) - -#define PARAVIRT_BR1_RET(op, type, arg1) \ - register unsigned long ia64_intri_res asm ("r8"); \ - register unsigned long __##arg1 asm ("r8") = arg1; \ - asm volatile (paravirt_alt_bundle(__PARAVIRT_BR, \ - PARAVIRT_TYPE(type)) \ - : "=r"(ia64_intri_res) \ - : PARAVIRT_OP(op), "0"(__##arg1) \ - : PARAVIRT_CLOBBERS1) - -#define PARAVIRT_BR1_VOID(op, type, arg1) \ - register void *__##arg1 asm ("r8") = arg1; \ - register unsigned long ia64_clobber asm ("r8"); \ - asm volatile (paravirt_alt_bundle(__PARAVIRT_BR, \ - PARAVIRT_TYPE(type)) \ - : "=r"(ia64_clobber) \ - : PARAVIRT_OP(op), "0"(__##arg1) \ - : PARAVIRT_CLOBBERS1) - -#define PARAVIRT_BR2(op, type, arg1, arg2) \ - register unsigned long __##arg1 asm ("r8") = arg1; \ - register unsigned long __##arg2 asm ("r9") = arg2; \ - register unsigned long ia64_clobber1 asm ("r8"); \ - register unsigned long ia64_clobber2 asm ("r9"); \ - asm volatile (paravirt_alt_bundle(__PARAVIRT_BR, \ - PARAVIRT_TYPE(type)) \ - : "=r"(ia64_clobber1), "=r"(ia64_clobber2) \ - : PARAVIRT_OP(op), "0"(__##arg1), "1"(__##arg2) \ - : PARAVIRT_CLOBBERS2) - - -#define PARAVIRT_DEFINE_CPU_OP0(op, type) \ - static inline void \ - paravirt_ ## op (void) \ - { \ - PARAVIRT_BR0(op, type); \ - } - -#define PARAVIRT_DEFINE_CPU_OP0_RET(op, type) \ - static inline unsigned long \ - paravirt_ ## op (void) \ - { \ - PARAVIRT_BR0_RET(op, type); \ - return ia64_intri_res; \ - } - -#define PARAVIRT_DEFINE_CPU_OP1_VOID(op, type) \ - static inline void \ - paravirt_ ## op (void *arg1) \ - { \ - PARAVIRT_BR1_VOID(op, type, arg1); \ - } - -#define PARAVIRT_DEFINE_CPU_OP1(op, type) \ - static inline void \ - paravirt_ ## op (unsigned long arg1) \ - { \ - PARAVIRT_BR1(op, type, arg1); \ - } - -#define PARAVIRT_DEFINE_CPU_OP1_RET(op, type) \ - static inline unsigned long \ - paravirt_ ## op (unsigned long arg1) \ - { \ - PARAVIRT_BR1_RET(op, type, arg1); \ - return ia64_intri_res; \ - } - -#define PARAVIRT_DEFINE_CPU_OP2(op, type) \ - static inline void \ - paravirt_ ## op (unsigned long arg1, \ - unsigned long arg2) \ - { \ - PARAVIRT_BR2(op, type, arg1, arg2); \ - } - - -PARAVIRT_DEFINE_CPU_OP1_VOID(fc, FC); -PARAVIRT_DEFINE_CPU_OP1_RET(thash, THASH) -PARAVIRT_DEFINE_CPU_OP1_RET(get_cpuid, GET_CPUID) -PARAVIRT_DEFINE_CPU_OP1_RET(get_pmd, GET_PMD) -PARAVIRT_DEFINE_CPU_OP2(ptcga, PTCGA) -PARAVIRT_DEFINE_CPU_OP1_RET(get_rr, GET_RR) -PARAVIRT_DEFINE_CPU_OP2(set_rr, SET_RR) -PARAVIRT_DEFINE_CPU_OP0(ssm_i, SSM_I) -PARAVIRT_DEFINE_CPU_OP0(rsm_i, RSM_I) -PARAVIRT_DEFINE_CPU_OP0_RET(get_psr_i, GET_PSR_I) -PARAVIRT_DEFINE_CPU_OP1(intrin_local_irq_restore, INTRIN_LOCAL_IRQ_RESTORE) - -static inline void -paravirt_set_rr0_to_rr4(unsigned long val0, unsigned long val1, - unsigned long val2, unsigned long val3, - unsigned long val4) -{ - register unsigned long __val0 asm ("r8") = val0; - register unsigned long __val1 asm ("r9") = val1; - register unsigned long __val2 asm ("r10") = val2; - register unsigned long __val3 asm ("r11") = val3; - register unsigned long __val4 asm ("r14") = val4; - - register unsigned long ia64_clobber0 asm ("r8"); - register unsigned long ia64_clobber1 asm ("r9"); - register unsigned long ia64_clobber2 asm ("r10"); - register unsigned long ia64_clobber3 asm ("r11"); - register unsigned long ia64_clobber4 asm ("r14"); - - asm volatile (paravirt_alt_bundle(__PARAVIRT_BR, - PARAVIRT_TYPE(SET_RR0_TO_RR4)) - : "=r"(ia64_clobber0), - "=r"(ia64_clobber1), - "=r"(ia64_clobber2), - "=r"(ia64_clobber3), - "=r"(ia64_clobber4) - : PARAVIRT_OP(set_rr0_to_rr4), - "0"(__val0), "1"(__val1), "2"(__val2), - "3"(__val3), "4"(__val4) - : PARAVIRT_CLOBBERS5); -} - -/* unsigned long paravirt_getreg(int reg) */ -#define __paravirt_getreg(reg) \ - ({ \ - register unsigned long ia64_intri_res asm ("r8"); \ - register unsigned long __reg asm ("r8") = (reg); \ - \ - asm volatile (paravirt_alt_bundle(__PARAVIRT_BR, \ - PARAVIRT_TYPE(GETREG) \ - + (reg)) \ - : "=r"(ia64_intri_res) \ - : PARAVIRT_OP(getreg), "0"(__reg) \ - : PARAVIRT_CLOBBERS1); \ - \ - ia64_intri_res; \ - }) - -/* void paravirt_setreg(int reg, unsigned long val) */ -#define paravirt_setreg(reg, val) \ - do { \ - register unsigned long __val asm ("r8") = val; \ - register unsigned long __reg asm ("r9") = reg; \ - register unsigned long ia64_clobber1 asm ("r8"); \ - register unsigned long ia64_clobber2 asm ("r9"); \ - \ - asm volatile (paravirt_alt_bundle(__PARAVIRT_BR, \ - PARAVIRT_TYPE(SETREG) \ - + (reg)) \ - : "=r"(ia64_clobber1), \ - "=r"(ia64_clobber2) \ - : PARAVIRT_OP(setreg), \ - "1"(__reg), "0"(__val) \ - : PARAVIRT_CLOBBERS2); \ - } while (0) - -#endif /* ASM_SUPPORTED */ -#endif /* CONFIG_PARAVIRT && ASM_SUPPOTED */ - -#endif /* _ASM_IA64_PARAVIRT_PRIVOP_H */ |
