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Diffstat (limited to 'arch/ia64/kernel/paravirt.c')
-rw-r--r--arch/ia64/kernel/paravirt.c902
1 files changed, 0 insertions, 902 deletions
diff --git a/arch/ia64/kernel/paravirt.c b/arch/ia64/kernel/paravirt.c
deleted file mode 100644
index 1b22f6de2..000000000
--- a/arch/ia64/kernel/paravirt.c
+++ /dev/null
@@ -1,902 +0,0 @@
-/******************************************************************************
- * arch/ia64/kernel/paravirt.c
- *
- * Copyright (c) 2008 Isaku Yamahata <yamahata at valinux co jp>
- * VA Linux Systems Japan K.K.
- * Yaozu (Eddie) Dong <eddie.dong@intel.com>
- *
- * 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
- *
- */
-
-#include <linux/init.h>
-
-#include <linux/compiler.h>
-#include <linux/io.h>
-#include <linux/irq.h>
-#include <linux/module.h>
-#include <linux/types.h>
-
-#include <asm/iosapic.h>
-#include <asm/paravirt.h>
-
-/***************************************************************************
- * general info
- */
-struct pv_info pv_info = {
- .kernel_rpl = 0,
- .paravirt_enabled = 0,
- .name = "bare hardware"
-};
-
-/***************************************************************************
- * pv_init_ops
- * initialization hooks.
- */
-
-static void __init
-ia64_native_patch_branch(unsigned long tag, unsigned long type);
-
-struct pv_init_ops pv_init_ops =
-{
-#ifdef ASM_SUPPORTED
- .patch_bundle = ia64_native_patch_bundle,
-#endif
- .patch_branch = ia64_native_patch_branch,
-};
-
-/***************************************************************************
- * pv_cpu_ops
- * intrinsics hooks.
- */
-
-#ifndef ASM_SUPPORTED
-/* ia64_native_xxx are macros so that we have to make them real functions */
-
-#define DEFINE_VOID_FUNC1(name) \
- static void \
- ia64_native_ ## name ## _func(unsigned long arg) \
- { \
- ia64_native_ ## name(arg); \
- }
-
-#define DEFINE_VOID_FUNC1_VOID(name) \
- static void \
- ia64_native_ ## name ## _func(void *arg) \
- { \
- ia64_native_ ## name(arg); \
- }
-
-#define DEFINE_VOID_FUNC2(name) \
- static void \
- ia64_native_ ## name ## _func(unsigned long arg0, \
- unsigned long arg1) \
- { \
- ia64_native_ ## name(arg0, arg1); \
- }
-
-#define DEFINE_FUNC0(name) \
- static unsigned long \
- ia64_native_ ## name ## _func(void) \
- { \
- return ia64_native_ ## name(); \
- }
-
-#define DEFINE_FUNC1(name, type) \
- static unsigned long \
- ia64_native_ ## name ## _func(type arg) \
- { \
- return ia64_native_ ## name(arg); \
- } \
-
-DEFINE_VOID_FUNC1_VOID(fc);
-DEFINE_VOID_FUNC1(intrin_local_irq_restore);
-
-DEFINE_VOID_FUNC2(ptcga);
-DEFINE_VOID_FUNC2(set_rr);
-
-DEFINE_FUNC0(get_psr_i);
-
-DEFINE_FUNC1(thash, unsigned long);
-DEFINE_FUNC1(get_cpuid, int);
-DEFINE_FUNC1(get_pmd, int);
-DEFINE_FUNC1(get_rr, unsigned long);
-
-static void
-ia64_native_ssm_i_func(void)
-{
- ia64_native_ssm(IA64_PSR_I);
-}
-
-static void
-ia64_native_rsm_i_func(void)
-{
- ia64_native_rsm(IA64_PSR_I);
-}
-
-static void
-ia64_native_set_rr0_to_rr4_func(unsigned long val0, unsigned long val1,
- unsigned long val2, unsigned long val3,
- unsigned long val4)
-{
- ia64_native_set_rr0_to_rr4(val0, val1, val2, val3, val4);
-}
-
-#define CASE_GET_REG(id) \
- case _IA64_REG_ ## id: \
- res = ia64_native_getreg(_IA64_REG_ ## id); \
- break;
-#define CASE_GET_AR(id) CASE_GET_REG(AR_ ## id)
-#define CASE_GET_CR(id) CASE_GET_REG(CR_ ## id)
-
-unsigned long
-ia64_native_getreg_func(int regnum)
-{
- unsigned long res = -1;
- switch (regnum) {
- CASE_GET_REG(GP);
- /*CASE_GET_REG(IP);*/ /* returned ip value shouldn't be constant */
- CASE_GET_REG(PSR);
- CASE_GET_REG(TP);
- CASE_GET_REG(SP);
-
- CASE_GET_AR(KR0);
- CASE_GET_AR(KR1);
- CASE_GET_AR(KR2);
- CASE_GET_AR(KR3);
- CASE_GET_AR(KR4);
- CASE_GET_AR(KR5);
- CASE_GET_AR(KR6);
- CASE_GET_AR(KR7);
- CASE_GET_AR(RSC);
- CASE_GET_AR(BSP);
- CASE_GET_AR(BSPSTORE);
- CASE_GET_AR(RNAT);
- CASE_GET_AR(FCR);
- CASE_GET_AR(EFLAG);
- CASE_GET_AR(CSD);
- CASE_GET_AR(SSD);
- CASE_GET_AR(CFLAG);
- CASE_GET_AR(FSR);
- CASE_GET_AR(FIR);
- CASE_GET_AR(FDR);
- CASE_GET_AR(CCV);
- CASE_GET_AR(UNAT);
- CASE_GET_AR(FPSR);
- CASE_GET_AR(ITC);
- CASE_GET_AR(PFS);
- CASE_GET_AR(LC);
- CASE_GET_AR(EC);
-
- CASE_GET_CR(DCR);
- CASE_GET_CR(ITM);
- CASE_GET_CR(IVA);
- CASE_GET_CR(PTA);
- CASE_GET_CR(IPSR);
- CASE_GET_CR(ISR);
- CASE_GET_CR(IIP);
- CASE_GET_CR(IFA);
- CASE_GET_CR(ITIR);
- CASE_GET_CR(IIPA);
- CASE_GET_CR(IFS);
- CASE_GET_CR(IIM);
- CASE_GET_CR(IHA);
- CASE_GET_CR(LID);
- CASE_GET_CR(IVR);
- CASE_GET_CR(TPR);
- CASE_GET_CR(EOI);
- CASE_GET_CR(IRR0);
- CASE_GET_CR(IRR1);
- CASE_GET_CR(IRR2);
- CASE_GET_CR(IRR3);
- CASE_GET_CR(ITV);
- CASE_GET_CR(PMV);
- CASE_GET_CR(CMCV);
- CASE_GET_CR(LRR0);
- CASE_GET_CR(LRR1);
-
- default:
- printk(KERN_CRIT "wrong_getreg %d\n", regnum);
- break;
- }
- return res;
-}
-
-#define CASE_SET_REG(id) \
- case _IA64_REG_ ## id: \
- ia64_native_setreg(_IA64_REG_ ## id, val); \
- break;
-#define CASE_SET_AR(id) CASE_SET_REG(AR_ ## id)
-#define CASE_SET_CR(id) CASE_SET_REG(CR_ ## id)
-
-void
-ia64_native_setreg_func(int regnum, unsigned long val)
-{
- switch (regnum) {
- case _IA64_REG_PSR_L:
- ia64_native_setreg(_IA64_REG_PSR_L, val);
- ia64_dv_serialize_data();
- break;
- CASE_SET_REG(SP);
- CASE_SET_REG(GP);
-
- CASE_SET_AR(KR0);
- CASE_SET_AR(KR1);
- CASE_SET_AR(KR2);
- CASE_SET_AR(KR3);
- CASE_SET_AR(KR4);
- CASE_SET_AR(KR5);
- CASE_SET_AR(KR6);
- CASE_SET_AR(KR7);
- CASE_SET_AR(RSC);
- CASE_SET_AR(BSP);
- CASE_SET_AR(BSPSTORE);
- CASE_SET_AR(RNAT);
- CASE_SET_AR(FCR);
- CASE_SET_AR(EFLAG);
- CASE_SET_AR(CSD);
- CASE_SET_AR(SSD);
- CASE_SET_AR(CFLAG);
- CASE_SET_AR(FSR);
- CASE_SET_AR(FIR);
- CASE_SET_AR(FDR);
- CASE_SET_AR(CCV);
- CASE_SET_AR(UNAT);
- CASE_SET_AR(FPSR);
- CASE_SET_AR(ITC);
- CASE_SET_AR(PFS);
- CASE_SET_AR(LC);
- CASE_SET_AR(EC);
-
- CASE_SET_CR(DCR);
- CASE_SET_CR(ITM);
- CASE_SET_CR(IVA);
- CASE_SET_CR(PTA);
- CASE_SET_CR(IPSR);
- CASE_SET_CR(ISR);
- CASE_SET_CR(IIP);
- CASE_SET_CR(IFA);
- CASE_SET_CR(ITIR);
- CASE_SET_CR(IIPA);
- CASE_SET_CR(IFS);
- CASE_SET_CR(IIM);
- CASE_SET_CR(IHA);
- CASE_SET_CR(LID);
- CASE_SET_CR(IVR);
- CASE_SET_CR(TPR);
- CASE_SET_CR(EOI);
- CASE_SET_CR(IRR0);
- CASE_SET_CR(IRR1);
- CASE_SET_CR(IRR2);
- CASE_SET_CR(IRR3);
- CASE_SET_CR(ITV);
- CASE_SET_CR(PMV);
- CASE_SET_CR(CMCV);
- CASE_SET_CR(LRR0);
- CASE_SET_CR(LRR1);
- default:
- printk(KERN_CRIT "wrong setreg %d\n", regnum);
- break;
- }
-}
-#else
-
-#define __DEFINE_FUNC(name, code) \
- extern const char ia64_native_ ## name ## _direct_start[]; \
- extern const char ia64_native_ ## name ## _direct_end[]; \
- asm (".align 32\n" \
- ".proc ia64_native_" #name "_func\n" \
- "ia64_native_" #name "_func:\n" \
- "ia64_native_" #name "_direct_start:\n" \
- code \
- "ia64_native_" #name "_direct_end:\n" \
- "br.cond.sptk.many b6\n" \
- ".endp ia64_native_" #name "_func\n")
-
-#define DEFINE_VOID_FUNC0(name, code) \
- extern void \
- ia64_native_ ## name ## _func(void); \
- __DEFINE_FUNC(name, code)
-
-#define DEFINE_VOID_FUNC1(name, code) \
- extern void \
- ia64_native_ ## name ## _func(unsigned long arg); \
- __DEFINE_FUNC(name, code)
-
-#define DEFINE_VOID_FUNC1_VOID(name, code) \
- extern void \
- ia64_native_ ## name ## _func(void *arg); \
- __DEFINE_FUNC(name, code)
-
-#define DEFINE_VOID_FUNC2(name, code) \
- extern void \
- ia64_native_ ## name ## _func(unsigned long arg0, \
- unsigned long arg1); \
- __DEFINE_FUNC(name, code)
-
-#define DEFINE_FUNC0(name, code) \
- extern unsigned long \
- ia64_native_ ## name ## _func(void); \
- __DEFINE_FUNC(name, code)
-
-#define DEFINE_FUNC1(name, type, code) \
- extern unsigned long \
- ia64_native_ ## name ## _func(type arg); \
- __DEFINE_FUNC(name, code)
-
-DEFINE_VOID_FUNC1_VOID(fc,
- "fc r8\n");
-DEFINE_VOID_FUNC1(intrin_local_irq_restore,
- ";;\n"
- " cmp.ne p6, p7 = r8, r0\n"
- ";;\n"
- "(p6) ssm psr.i\n"
- "(p7) rsm psr.i\n"
- ";;\n"
- "(p6) srlz.d\n");
-
-DEFINE_VOID_FUNC2(ptcga,
- "ptc.ga r8, r9\n");
-DEFINE_VOID_FUNC2(set_rr,
- "mov rr[r8] = r9\n");
-
-/* ia64_native_getreg(_IA64_REG_PSR) & IA64_PSR_I */
-DEFINE_FUNC0(get_psr_i,
- "mov r2 = " __stringify(1 << IA64_PSR_I_BIT) "\n"
- "mov r8 = psr\n"
- ";;\n"
- "and r8 = r2, r8\n");
-
-DEFINE_FUNC1(thash, unsigned long,
- "thash r8 = r8\n");
-DEFINE_FUNC1(get_cpuid, int,
- "mov r8 = cpuid[r8]\n");
-DEFINE_FUNC1(get_pmd, int,
- "mov r8 = pmd[r8]\n");
-DEFINE_FUNC1(get_rr, unsigned long,
- "mov r8 = rr[r8]\n");
-
-DEFINE_VOID_FUNC0(ssm_i,
- "ssm psr.i\n");
-DEFINE_VOID_FUNC0(rsm_i,
- "rsm psr.i\n");
-
-extern void
-ia64_native_set_rr0_to_rr4_func(unsigned long val0, unsigned long val1,
- unsigned long val2, unsigned long val3,
- unsigned long val4);
-__DEFINE_FUNC(set_rr0_to_rr4,
- "mov rr[r0] = r8\n"
- "movl r2 = 0x2000000000000000\n"
- ";;\n"
- "mov rr[r2] = r9\n"
- "shl r3 = r2, 1\n" /* movl r3 = 0x4000000000000000 */
- ";;\n"
- "add r2 = r2, r3\n" /* movl r2 = 0x6000000000000000 */
- "mov rr[r3] = r10\n"
- ";;\n"
- "mov rr[r2] = r11\n"
- "shl r3 = r3, 1\n" /* movl r3 = 0x8000000000000000 */
- ";;\n"
- "mov rr[r3] = r14\n");
-
-extern unsigned long ia64_native_getreg_func(int regnum);
-asm(".global ia64_native_getreg_func\n");
-#define __DEFINE_GET_REG(id, reg) \
- "mov r2 = " __stringify(_IA64_REG_ ## id) "\n" \
- ";;\n" \
- "cmp.eq p6, p0 = r2, r8\n" \
- ";;\n" \
- "(p6) mov r8 = " #reg "\n" \
- "(p6) br.cond.sptk.many b6\n" \
- ";;\n"
-#define __DEFINE_GET_AR(id, reg) __DEFINE_GET_REG(AR_ ## id, ar.reg)
-#define __DEFINE_GET_CR(id, reg) __DEFINE_GET_REG(CR_ ## id, cr.reg)
-
-__DEFINE_FUNC(getreg,
- __DEFINE_GET_REG(GP, gp)
- /*__DEFINE_GET_REG(IP, ip)*/ /* returned ip value shouldn't be constant */
- __DEFINE_GET_REG(PSR, psr)
- __DEFINE_GET_REG(TP, tp)
- __DEFINE_GET_REG(SP, sp)
-
- __DEFINE_GET_REG(AR_KR0, ar0)
- __DEFINE_GET_REG(AR_KR1, ar1)
- __DEFINE_GET_REG(AR_KR2, ar2)
- __DEFINE_GET_REG(AR_KR3, ar3)
- __DEFINE_GET_REG(AR_KR4, ar4)
- __DEFINE_GET_REG(AR_KR5, ar5)
- __DEFINE_GET_REG(AR_KR6, ar6)
- __DEFINE_GET_REG(AR_KR7, ar7)
- __DEFINE_GET_AR(RSC, rsc)
- __DEFINE_GET_AR(BSP, bsp)
- __DEFINE_GET_AR(BSPSTORE, bspstore)
- __DEFINE_GET_AR(RNAT, rnat)
- __DEFINE_GET_AR(FCR, fcr)
- __DEFINE_GET_AR(EFLAG, eflag)
- __DEFINE_GET_AR(CSD, csd)
- __DEFINE_GET_AR(SSD, ssd)
- __DEFINE_GET_REG(AR_CFLAG, ar27)
- __DEFINE_GET_AR(FSR, fsr)
- __DEFINE_GET_AR(FIR, fir)
- __DEFINE_GET_AR(FDR, fdr)
- __DEFINE_GET_AR(CCV, ccv)
- __DEFINE_GET_AR(UNAT, unat)
- __DEFINE_GET_AR(FPSR, fpsr)
- __DEFINE_GET_AR(ITC, itc)
- __DEFINE_GET_AR(PFS, pfs)
- __DEFINE_GET_AR(LC, lc)
- __DEFINE_GET_AR(EC, ec)
-
- __DEFINE_GET_CR(DCR, dcr)
- __DEFINE_GET_CR(ITM, itm)
- __DEFINE_GET_CR(IVA, iva)
- __DEFINE_GET_CR(PTA, pta)
- __DEFINE_GET_CR(IPSR, ipsr)
- __DEFINE_GET_CR(ISR, isr)
- __DEFINE_GET_CR(IIP, iip)
- __DEFINE_GET_CR(IFA, ifa)
- __DEFINE_GET_CR(ITIR, itir)
- __DEFINE_GET_CR(IIPA, iipa)
- __DEFINE_GET_CR(IFS, ifs)
- __DEFINE_GET_CR(IIM, iim)
- __DEFINE_GET_CR(IHA, iha)
- __DEFINE_GET_CR(LID, lid)
- __DEFINE_GET_CR(IVR, ivr)
- __DEFINE_GET_CR(TPR, tpr)
- __DEFINE_GET_CR(EOI, eoi)
- __DEFINE_GET_CR(IRR0, irr0)
- __DEFINE_GET_CR(IRR1, irr1)
- __DEFINE_GET_CR(IRR2, irr2)
- __DEFINE_GET_CR(IRR3, irr3)
- __DEFINE_GET_CR(ITV, itv)
- __DEFINE_GET_CR(PMV, pmv)
- __DEFINE_GET_CR(CMCV, cmcv)
- __DEFINE_GET_CR(LRR0, lrr0)
- __DEFINE_GET_CR(LRR1, lrr1)
-
- "mov r8 = -1\n" /* unsupported case */
- );
-
-extern void ia64_native_setreg_func(int regnum, unsigned long val);
-asm(".global ia64_native_setreg_func\n");
-#define __DEFINE_SET_REG(id, reg) \
- "mov r2 = " __stringify(_IA64_REG_ ## id) "\n" \
- ";;\n" \
- "cmp.eq p6, p0 = r2, r9\n" \
- ";;\n" \
- "(p6) mov " #reg " = r8\n" \
- "(p6) br.cond.sptk.many b6\n" \
- ";;\n"
-#define __DEFINE_SET_AR(id, reg) __DEFINE_SET_REG(AR_ ## id, ar.reg)
-#define __DEFINE_SET_CR(id, reg) __DEFINE_SET_REG(CR_ ## id, cr.reg)
-__DEFINE_FUNC(setreg,
- "mov r2 = " __stringify(_IA64_REG_PSR_L) "\n"
- ";;\n"
- "cmp.eq p6, p0 = r2, r9\n"
- ";;\n"
- "(p6) mov psr.l = r8\n"
-#ifdef HAVE_SERIALIZE_DIRECTIVE
- ".serialize.data\n"
-#endif
- "(p6) br.cond.sptk.many b6\n"
- __DEFINE_SET_REG(GP, gp)
- __DEFINE_SET_REG(SP, sp)
-
- __DEFINE_SET_REG(AR_KR0, ar0)
- __DEFINE_SET_REG(AR_KR1, ar1)
- __DEFINE_SET_REG(AR_KR2, ar2)
- __DEFINE_SET_REG(AR_KR3, ar3)
- __DEFINE_SET_REG(AR_KR4, ar4)
- __DEFINE_SET_REG(AR_KR5, ar5)
- __DEFINE_SET_REG(AR_KR6, ar6)
- __DEFINE_SET_REG(AR_KR7, ar7)
- __DEFINE_SET_AR(RSC, rsc)
- __DEFINE_SET_AR(BSP, bsp)
- __DEFINE_SET_AR(BSPSTORE, bspstore)
- __DEFINE_SET_AR(RNAT, rnat)
- __DEFINE_SET_AR(FCR, fcr)
- __DEFINE_SET_AR(EFLAG, eflag)
- __DEFINE_SET_AR(CSD, csd)
- __DEFINE_SET_AR(SSD, ssd)
- __DEFINE_SET_REG(AR_CFLAG, ar27)
- __DEFINE_SET_AR(FSR, fsr)
- __DEFINE_SET_AR(FIR, fir)
- __DEFINE_SET_AR(FDR, fdr)
- __DEFINE_SET_AR(CCV, ccv)
- __DEFINE_SET_AR(UNAT, unat)
- __DEFINE_SET_AR(FPSR, fpsr)
- __DEFINE_SET_AR(ITC, itc)
- __DEFINE_SET_AR(PFS, pfs)
- __DEFINE_SET_AR(LC, lc)
- __DEFINE_SET_AR(EC, ec)
-
- __DEFINE_SET_CR(DCR, dcr)
- __DEFINE_SET_CR(ITM, itm)
- __DEFINE_SET_CR(IVA, iva)
- __DEFINE_SET_CR(PTA, pta)
- __DEFINE_SET_CR(IPSR, ipsr)
- __DEFINE_SET_CR(ISR, isr)
- __DEFINE_SET_CR(IIP, iip)
- __DEFINE_SET_CR(IFA, ifa)
- __DEFINE_SET_CR(ITIR, itir)
- __DEFINE_SET_CR(IIPA, iipa)
- __DEFINE_SET_CR(IFS, ifs)
- __DEFINE_SET_CR(IIM, iim)
- __DEFINE_SET_CR(IHA, iha)
- __DEFINE_SET_CR(LID, lid)
- __DEFINE_SET_CR(IVR, ivr)
- __DEFINE_SET_CR(TPR, tpr)
- __DEFINE_SET_CR(EOI, eoi)
- __DEFINE_SET_CR(IRR0, irr0)
- __DEFINE_SET_CR(IRR1, irr1)
- __DEFINE_SET_CR(IRR2, irr2)
- __DEFINE_SET_CR(IRR3, irr3)
- __DEFINE_SET_CR(ITV, itv)
- __DEFINE_SET_CR(PMV, pmv)
- __DEFINE_SET_CR(CMCV, cmcv)
- __DEFINE_SET_CR(LRR0, lrr0)
- __DEFINE_SET_CR(LRR1, lrr1)
- );
-#endif
-
-struct pv_cpu_ops pv_cpu_ops = {
- .fc = ia64_native_fc_func,
- .thash = ia64_native_thash_func,
- .get_cpuid = ia64_native_get_cpuid_func,
- .get_pmd = ia64_native_get_pmd_func,
- .ptcga = ia64_native_ptcga_func,
- .get_rr = ia64_native_get_rr_func,
- .set_rr = ia64_native_set_rr_func,
- .set_rr0_to_rr4 = ia64_native_set_rr0_to_rr4_func,
- .ssm_i = ia64_native_ssm_i_func,
- .getreg = ia64_native_getreg_func,
- .setreg = ia64_native_setreg_func,
- .rsm_i = ia64_native_rsm_i_func,
- .get_psr_i = ia64_native_get_psr_i_func,
- .intrin_local_irq_restore
- = ia64_native_intrin_local_irq_restore_func,
-};
-EXPORT_SYMBOL(pv_cpu_ops);
-
-/******************************************************************************
- * replacement of hand written assembly codes.
- */
-
-void
-paravirt_cpu_asm_init(const struct pv_cpu_asm_switch *cpu_asm_switch)
-{
- extern unsigned long paravirt_switch_to_targ;
- extern unsigned long paravirt_leave_syscall_targ;
- extern unsigned long paravirt_work_processed_syscall_targ;
- extern unsigned long paravirt_leave_kernel_targ;
-
- paravirt_switch_to_targ = cpu_asm_switch->switch_to;
- paravirt_leave_syscall_targ = cpu_asm_switch->leave_syscall;
- paravirt_work_processed_syscall_targ =
- cpu_asm_switch->work_processed_syscall;
- paravirt_leave_kernel_targ = cpu_asm_switch->leave_kernel;
-}
-
-/***************************************************************************
- * pv_iosapic_ops
- * iosapic read/write hooks.
- */
-
-static unsigned int
-ia64_native_iosapic_read(char __iomem *iosapic, unsigned int reg)
-{
- return __ia64_native_iosapic_read(iosapic, reg);
-}
-
-static void
-ia64_native_iosapic_write(char __iomem *iosapic, unsigned int reg, u32 val)
-{
- __ia64_native_iosapic_write(iosapic, reg, val);
-}
-
-struct pv_iosapic_ops pv_iosapic_ops = {
- .pcat_compat_init = ia64_native_iosapic_pcat_compat_init,
- .__get_irq_chip = ia64_native_iosapic_get_irq_chip,
-
- .__read = ia64_native_iosapic_read,
- .__write = ia64_native_iosapic_write,
-};
-
-/***************************************************************************
- * pv_irq_ops
- * irq operations
- */
-
-struct pv_irq_ops pv_irq_ops = {
- .register_ipi = ia64_native_register_ipi,
-
- .assign_irq_vector = ia64_native_assign_irq_vector,
- .free_irq_vector = ia64_native_free_irq_vector,
- .register_percpu_irq = ia64_native_register_percpu_irq,
-
- .resend_irq = ia64_native_resend_irq,
-};
-
-/***************************************************************************
- * pv_time_ops
- * time operations
- */
-struct static_key paravirt_steal_enabled;
-struct static_key paravirt_steal_rq_enabled;
-
-static int
-ia64_native_do_steal_accounting(unsigned long *new_itm)
-{
- return 0;
-}
-
-struct pv_time_ops pv_time_ops = {
- .do_steal_accounting = ia64_native_do_steal_accounting,
- .sched_clock = ia64_native_sched_clock,
-};
-
-/***************************************************************************
- * binary pacthing
- * pv_init_ops.patch_bundle
- */
-
-#ifdef ASM_SUPPORTED
-#define IA64_NATIVE_PATCH_DEFINE_GET_REG(name, reg) \
- __DEFINE_FUNC(get_ ## name, \
- ";;\n" \
- "mov r8 = " #reg "\n" \
- ";;\n")
-
-#define IA64_NATIVE_PATCH_DEFINE_SET_REG(name, reg) \
- __DEFINE_FUNC(set_ ## name, \
- ";;\n" \
- "mov " #reg " = r8\n" \
- ";;\n")
-
-#define IA64_NATIVE_PATCH_DEFINE_REG(name, reg) \
- IA64_NATIVE_PATCH_DEFINE_GET_REG(name, reg); \
- IA64_NATIVE_PATCH_DEFINE_SET_REG(name, reg) \
-
-#define IA64_NATIVE_PATCH_DEFINE_AR(name, reg) \
- IA64_NATIVE_PATCH_DEFINE_REG(ar_ ## name, ar.reg)
-
-#define IA64_NATIVE_PATCH_DEFINE_CR(name, reg) \
- IA64_NATIVE_PATCH_DEFINE_REG(cr_ ## name, cr.reg)
-
-
-IA64_NATIVE_PATCH_DEFINE_GET_REG(psr, psr);
-IA64_NATIVE_PATCH_DEFINE_GET_REG(tp, tp);
-
-/* IA64_NATIVE_PATCH_DEFINE_SET_REG(psr_l, psr.l); */
-__DEFINE_FUNC(set_psr_l,
- ";;\n"
- "mov psr.l = r8\n"
-#ifdef HAVE_SERIALIZE_DIRECTIVE
- ".serialize.data\n"
-#endif
- ";;\n");
-
-IA64_NATIVE_PATCH_DEFINE_REG(gp, gp);
-IA64_NATIVE_PATCH_DEFINE_REG(sp, sp);
-
-IA64_NATIVE_PATCH_DEFINE_REG(kr0, ar0);
-IA64_NATIVE_PATCH_DEFINE_REG(kr1, ar1);
-IA64_NATIVE_PATCH_DEFINE_REG(kr2, ar2);
-IA64_NATIVE_PATCH_DEFINE_REG(kr3, ar3);
-IA64_NATIVE_PATCH_DEFINE_REG(kr4, ar4);
-IA64_NATIVE_PATCH_DEFINE_REG(kr5, ar5);
-IA64_NATIVE_PATCH_DEFINE_REG(kr6, ar6);
-IA64_NATIVE_PATCH_DEFINE_REG(kr7, ar7);
-
-IA64_NATIVE_PATCH_DEFINE_AR(rsc, rsc);
-IA64_NATIVE_PATCH_DEFINE_AR(bsp, bsp);
-IA64_NATIVE_PATCH_DEFINE_AR(bspstore, bspstore);
-IA64_NATIVE_PATCH_DEFINE_AR(rnat, rnat);
-IA64_NATIVE_PATCH_DEFINE_AR(fcr, fcr);
-IA64_NATIVE_PATCH_DEFINE_AR(eflag, eflag);
-IA64_NATIVE_PATCH_DEFINE_AR(csd, csd);
-IA64_NATIVE_PATCH_DEFINE_AR(ssd, ssd);
-IA64_NATIVE_PATCH_DEFINE_REG(ar27, ar27);
-IA64_NATIVE_PATCH_DEFINE_AR(fsr, fsr);
-IA64_NATIVE_PATCH_DEFINE_AR(fir, fir);
-IA64_NATIVE_PATCH_DEFINE_AR(fdr, fdr);
-IA64_NATIVE_PATCH_DEFINE_AR(ccv, ccv);
-IA64_NATIVE_PATCH_DEFINE_AR(unat, unat);
-IA64_NATIVE_PATCH_DEFINE_AR(fpsr, fpsr);
-IA64_NATIVE_PATCH_DEFINE_AR(itc, itc);
-IA64_NATIVE_PATCH_DEFINE_AR(pfs, pfs);
-IA64_NATIVE_PATCH_DEFINE_AR(lc, lc);
-IA64_NATIVE_PATCH_DEFINE_AR(ec, ec);
-
-IA64_NATIVE_PATCH_DEFINE_CR(dcr, dcr);
-IA64_NATIVE_PATCH_DEFINE_CR(itm, itm);
-IA64_NATIVE_PATCH_DEFINE_CR(iva, iva);
-IA64_NATIVE_PATCH_DEFINE_CR(pta, pta);
-IA64_NATIVE_PATCH_DEFINE_CR(ipsr, ipsr);
-IA64_NATIVE_PATCH_DEFINE_CR(isr, isr);
-IA64_NATIVE_PATCH_DEFINE_CR(iip, iip);
-IA64_NATIVE_PATCH_DEFINE_CR(ifa, ifa);
-IA64_NATIVE_PATCH_DEFINE_CR(itir, itir);
-IA64_NATIVE_PATCH_DEFINE_CR(iipa, iipa);
-IA64_NATIVE_PATCH_DEFINE_CR(ifs, ifs);
-IA64_NATIVE_PATCH_DEFINE_CR(iim, iim);
-IA64_NATIVE_PATCH_DEFINE_CR(iha, iha);
-IA64_NATIVE_PATCH_DEFINE_CR(lid, lid);
-IA64_NATIVE_PATCH_DEFINE_CR(ivr, ivr);
-IA64_NATIVE_PATCH_DEFINE_CR(tpr, tpr);
-IA64_NATIVE_PATCH_DEFINE_CR(eoi, eoi);
-IA64_NATIVE_PATCH_DEFINE_CR(irr0, irr0);
-IA64_NATIVE_PATCH_DEFINE_CR(irr1, irr1);
-IA64_NATIVE_PATCH_DEFINE_CR(irr2, irr2);
-IA64_NATIVE_PATCH_DEFINE_CR(irr3, irr3);
-IA64_NATIVE_PATCH_DEFINE_CR(itv, itv);
-IA64_NATIVE_PATCH_DEFINE_CR(pmv, pmv);
-IA64_NATIVE_PATCH_DEFINE_CR(cmcv, cmcv);
-IA64_NATIVE_PATCH_DEFINE_CR(lrr0, lrr0);
-IA64_NATIVE_PATCH_DEFINE_CR(lrr1, lrr1);
-
-static const struct paravirt_patch_bundle_elem ia64_native_patch_bundle_elems[]
-__initdata_or_module =
-{
-#define IA64_NATIVE_PATCH_BUNDLE_ELEM(name, type) \
- { \
- (void*)ia64_native_ ## name ## _direct_start, \
- (void*)ia64_native_ ## name ## _direct_end, \
- PARAVIRT_PATCH_TYPE_ ## type, \
- }
-
- IA64_NATIVE_PATCH_BUNDLE_ELEM(fc, FC),
- IA64_NATIVE_PATCH_BUNDLE_ELEM(thash, THASH),
- IA64_NATIVE_PATCH_BUNDLE_ELEM(get_cpuid, GET_CPUID),
- IA64_NATIVE_PATCH_BUNDLE_ELEM(get_pmd, GET_PMD),
- IA64_NATIVE_PATCH_BUNDLE_ELEM(ptcga, PTCGA),
- IA64_NATIVE_PATCH_BUNDLE_ELEM(get_rr, GET_RR),
- IA64_NATIVE_PATCH_BUNDLE_ELEM(set_rr, SET_RR),
- IA64_NATIVE_PATCH_BUNDLE_ELEM(set_rr0_to_rr4, SET_RR0_TO_RR4),
- IA64_NATIVE_PATCH_BUNDLE_ELEM(ssm_i, SSM_I),
- IA64_NATIVE_PATCH_BUNDLE_ELEM(rsm_i, RSM_I),
- IA64_NATIVE_PATCH_BUNDLE_ELEM(get_psr_i, GET_PSR_I),
- IA64_NATIVE_PATCH_BUNDLE_ELEM(intrin_local_irq_restore,
- INTRIN_LOCAL_IRQ_RESTORE),
-
-#define IA64_NATIVE_PATCH_BUNDLE_ELEM_GETREG(name, reg) \
- { \
- (void*)ia64_native_get_ ## name ## _direct_start, \
- (void*)ia64_native_get_ ## name ## _direct_end, \
- PARAVIRT_PATCH_TYPE_GETREG + _IA64_REG_ ## reg, \
- }
-
-#define IA64_NATIVE_PATCH_BUNDLE_ELEM_SETREG(name, reg) \
- { \
- (void*)ia64_native_set_ ## name ## _direct_start, \
- (void*)ia64_native_set_ ## name ## _direct_end, \
- PARAVIRT_PATCH_TYPE_SETREG + _IA64_REG_ ## reg, \
- }
-
-#define IA64_NATIVE_PATCH_BUNDLE_ELEM_REG(name, reg) \
- IA64_NATIVE_PATCH_BUNDLE_ELEM_GETREG(name, reg), \
- IA64_NATIVE_PATCH_BUNDLE_ELEM_SETREG(name, reg) \
-
-#define IA64_NATIVE_PATCH_BUNDLE_ELEM_AR(name, reg) \
- IA64_NATIVE_PATCH_BUNDLE_ELEM_REG(ar_ ## name, AR_ ## reg)
-
-#define IA64_NATIVE_PATCH_BUNDLE_ELEM_CR(name, reg) \
- IA64_NATIVE_PATCH_BUNDLE_ELEM_REG(cr_ ## name, CR_ ## reg)
-
- IA64_NATIVE_PATCH_BUNDLE_ELEM_GETREG(psr, PSR),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_GETREG(tp, TP),
-
- IA64_NATIVE_PATCH_BUNDLE_ELEM_SETREG(psr_l, PSR_L),
-
- IA64_NATIVE_PATCH_BUNDLE_ELEM_REG(gp, GP),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_REG(sp, SP),
-
- IA64_NATIVE_PATCH_BUNDLE_ELEM_REG(kr0, AR_KR0),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_REG(kr1, AR_KR1),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_REG(kr2, AR_KR2),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_REG(kr3, AR_KR3),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_REG(kr4, AR_KR4),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_REG(kr5, AR_KR5),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_REG(kr6, AR_KR6),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_REG(kr7, AR_KR7),
-
- IA64_NATIVE_PATCH_BUNDLE_ELEM_AR(rsc, RSC),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_AR(bsp, BSP),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_AR(bspstore, BSPSTORE),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_AR(rnat, RNAT),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_AR(fcr, FCR),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_AR(eflag, EFLAG),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_AR(csd, CSD),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_AR(ssd, SSD),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_REG(ar27, AR_CFLAG),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_AR(fsr, FSR),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_AR(fir, FIR),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_AR(fdr, FDR),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_AR(ccv, CCV),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_AR(unat, UNAT),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_AR(fpsr, FPSR),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_AR(itc, ITC),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_AR(pfs, PFS),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_AR(lc, LC),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_AR(ec, EC),
-
- IA64_NATIVE_PATCH_BUNDLE_ELEM_CR(dcr, DCR),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_CR(itm, ITM),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_CR(iva, IVA),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_CR(pta, PTA),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_CR(ipsr, IPSR),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_CR(isr, ISR),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_CR(iip, IIP),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_CR(ifa, IFA),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_CR(itir, ITIR),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_CR(iipa, IIPA),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_CR(ifs, IFS),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_CR(iim, IIM),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_CR(iha, IHA),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_CR(lid, LID),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_CR(ivr, IVR),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_CR(tpr, TPR),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_CR(eoi, EOI),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_CR(irr0, IRR0),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_CR(irr1, IRR1),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_CR(irr2, IRR2),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_CR(irr3, IRR3),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_CR(itv, ITV),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_CR(pmv, PMV),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_CR(cmcv, CMCV),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_CR(lrr0, LRR0),
- IA64_NATIVE_PATCH_BUNDLE_ELEM_CR(lrr1, LRR1),
-};
-
-unsigned long __init_or_module
-ia64_native_patch_bundle(void *sbundle, void *ebundle, unsigned long type)
-{
- const unsigned long nelems = sizeof(ia64_native_patch_bundle_elems) /
- sizeof(ia64_native_patch_bundle_elems[0]);
-
- return __paravirt_patch_apply_bundle(sbundle, ebundle, type,
- ia64_native_patch_bundle_elems,
- nelems, NULL);
-}
-#endif /* ASM_SUPPOTED */
-
-extern const char ia64_native_switch_to[];
-extern const char ia64_native_leave_syscall[];
-extern const char ia64_native_work_processed_syscall[];
-extern const char ia64_native_leave_kernel[];
-
-const struct paravirt_patch_branch_target ia64_native_branch_target[]
-__initconst = {
-#define PARAVIRT_BR_TARGET(name, type) \
- { \
- ia64_native_ ## name, \
- PARAVIRT_PATCH_TYPE_BR_ ## type, \
- }
- PARAVIRT_BR_TARGET(switch_to, SWITCH_TO),
- PARAVIRT_BR_TARGET(leave_syscall, LEAVE_SYSCALL),
- PARAVIRT_BR_TARGET(work_processed_syscall, WORK_PROCESSED_SYSCALL),
- PARAVIRT_BR_TARGET(leave_kernel, LEAVE_KERNEL),
-};
-
-static void __init
-ia64_native_patch_branch(unsigned long tag, unsigned long type)
-{
- const unsigned long nelem =
- sizeof(ia64_native_branch_target) /
- sizeof(ia64_native_branch_target[0]);
- __paravirt_patch_apply_branch(tag, type,
- ia64_native_branch_target, nelem);
-}