| /* |
| * arch/ppc/kernel/misc.S |
| * |
| * |
| * |
| * This file contains miscellaneous low-level functions. |
| * Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org) |
| * |
| * Largely rewritten by Cort Dougan (cort@cs.nmt.edu) |
| * and Paul Mackerras. |
| * Adapted for iSeries by Mike Corrigan (mikejc@us.ibm.com) |
| * PPC64 updates by Dave Engebretsen (engebret@us.ibm.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. |
| * |
| */ |
| |
| #include <linux/config.h> |
| #include <linux/sys.h> |
| #include <asm/unistd.h> |
| #include <asm/errno.h> |
| #include <asm/processor.h> |
| #include <asm/page.h> |
| #include <asm/cache.h> |
| #include <asm/ppc_asm.h> |
| #include <asm/offsets.h> |
| #include <asm/cputable.h> |
| |
| .text |
| |
| /* |
| * Returns (address we were linked at) - (address we are running at) |
| * for use before the text and data are mapped to KERNELBASE. |
| */ |
| |
| _GLOBAL(reloc_offset) |
| mflr r0 |
| bl 1f |
| 1: mflr r3 |
| LOADADDR(r4,1b) |
| sub r3,r4,r3 |
| mtlr r0 |
| blr |
| |
| _GLOBAL(get_msr) |
| mfmsr r3 |
| blr |
| |
| _GLOBAL(get_dar) |
| mfdar r3 |
| blr |
| |
| _GLOBAL(get_srr0) |
| mfsrr0 r3 |
| blr |
| |
| _GLOBAL(get_srr1) |
| mfsrr1 r3 |
| blr |
| |
| _GLOBAL(get_sp) |
| mr r3,r1 |
| blr |
| |
| #ifdef CONFIG_PPC_ISERIES |
| /* unsigned long local_save_flags(void) */ |
| _GLOBAL(local_get_flags) |
| lbz r3,PACAPROCENABLED(r13) |
| blr |
| |
| /* unsigned long local_irq_disable(void) */ |
| _GLOBAL(local_irq_disable) |
| lbz r3,PACAPROCENABLED(r13) |
| li r4,0 |
| stb r4,PACAPROCENABLED(r13) |
| blr /* Done */ |
| |
| /* void local_irq_restore(unsigned long flags) */ |
| _GLOBAL(local_irq_restore) |
| lbz r5,PACAPROCENABLED(r13) |
| /* Check if things are setup the way we want _already_. */ |
| cmpw 0,r3,r5 |
| beqlr |
| /* are we enabling interrupts? */ |
| cmpdi 0,r3,0 |
| stb r3,PACAPROCENABLED(r13) |
| beqlr |
| /* Check pending interrupts */ |
| /* A decrementer, IPI or PMC interrupt may have occurred |
| * while we were in the hypervisor (which enables) */ |
| ld r4,PACALPPACA+LPPACAANYINT(r13) |
| cmpdi r4,0 |
| beqlr |
| |
| /* |
| * Handle pending interrupts in interrupt context |
| */ |
| li r0,0x5555 |
| sc |
| blr |
| #endif /* CONFIG_PPC_ISERIES */ |
| |
| #ifdef CONFIG_IRQSTACKS |
| _GLOBAL(call_do_softirq) |
| mflr r0 |
| std r0,16(r1) |
| stdu r1,THREAD_SIZE-112(r3) |
| mr r1,r3 |
| bl .__do_softirq |
| ld r1,0(r1) |
| ld r0,16(r1) |
| mtlr r0 |
| blr |
| |
| _GLOBAL(call_handle_IRQ_event) |
| mflr r0 |
| std r0,16(r1) |
| stdu r1,THREAD_SIZE-112(r6) |
| mr r1,r6 |
| bl .handle_IRQ_event |
| ld r1,0(r1) |
| ld r0,16(r1) |
| mtlr r0 |
| blr |
| #endif /* CONFIG_IRQSTACKS */ |
| |
| /* |
| * To be called by C code which needs to do some operations with MMU |
| * disabled. Note that interrupts have to be disabled by the caller |
| * prior to calling us. The code called _MUST_ be in the RMO of course |
| * and part of the linear mapping as we don't attempt to translate the |
| * stack pointer at all. The function is called with the stack switched |
| * to this CPU emergency stack |
| * |
| * prototype is void *call_with_mmu_off(void *func, void *data); |
| * |
| * the called function is expected to be of the form |
| * |
| * void *called(void *data); |
| */ |
| _GLOBAL(call_with_mmu_off) |
| mflr r0 /* get link, save it on stackframe */ |
| std r0,16(r1) |
| mr r1,r5 /* save old stack ptr */ |
| ld r1,PACAEMERGSP(r13) /* get emerg. stack */ |
| subi r1,r1,STACK_FRAME_OVERHEAD |
| std r0,16(r1) /* save link on emerg. stack */ |
| std r5,0(r1) /* save old stack ptr in backchain */ |
| ld r3,0(r3) /* get to real function ptr (assume same TOC) */ |
| bl 2f /* we need LR to return, continue at label 2 */ |
| |
| ld r0,16(r1) /* we return here from the call, get LR and */ |
| ld r1,0(r1) /* .. old stack ptr */ |
| mtspr SPRN_SRR0,r0 /* and get back to virtual mode with these */ |
| mfmsr r4 |
| ori r4,r4,MSR_IR|MSR_DR |
| mtspr SPRN_SRR1,r4 |
| rfid |
| |
| 2: mtspr SPRN_SRR0,r3 /* coming from above, enter real mode */ |
| mr r3,r4 /* get parameter */ |
| mfmsr r0 |
| ori r0,r0,MSR_IR|MSR_DR |
| xori r0,r0,MSR_IR|MSR_DR |
| mtspr SPRN_SRR1,r0 |
| rfid |
| |
| |
| .section ".toc","aw" |
| PPC64_CACHES: |
| .tc ppc64_caches[TC],ppc64_caches |
| .section ".text" |
| |
| /* |
| * Write any modified data cache blocks out to memory |
| * and invalidate the corresponding instruction cache blocks. |
| * |
| * flush_icache_range(unsigned long start, unsigned long stop) |
| * |
| * flush all bytes from start through stop-1 inclusive |
| */ |
| |
| _GLOBAL(__flush_icache_range) |
| |
| /* |
| * Flush the data cache to memory |
| * |
| * Different systems have different cache line sizes |
| * and in some cases i-cache and d-cache line sizes differ from |
| * each other. |
| */ |
| ld r10,PPC64_CACHES@toc(r2) |
| lwz r7,DCACHEL1LINESIZE(r10)/* Get cache line size */ |
| addi r5,r7,-1 |
| andc r6,r3,r5 /* round low to line bdy */ |
| subf r8,r6,r4 /* compute length */ |
| add r8,r8,r5 /* ensure we get enough */ |
| lwz r9,DCACHEL1LOGLINESIZE(r10) /* Get log-2 of cache line size */ |
| srw. r8,r8,r9 /* compute line count */ |
| beqlr /* nothing to do? */ |
| mtctr r8 |
| 1: dcbst 0,r6 |
| add r6,r6,r7 |
| bdnz 1b |
| sync |
| |
| /* Now invalidate the instruction cache */ |
| |
| lwz r7,ICACHEL1LINESIZE(r10) /* Get Icache line size */ |
| addi r5,r7,-1 |
| andc r6,r3,r5 /* round low to line bdy */ |
| subf r8,r6,r4 /* compute length */ |
| add r8,r8,r5 |
| lwz r9,ICACHEL1LOGLINESIZE(r10) /* Get log-2 of Icache line size */ |
| srw. r8,r8,r9 /* compute line count */ |
| beqlr /* nothing to do? */ |
| mtctr r8 |
| 2: icbi 0,r6 |
| add r6,r6,r7 |
| bdnz 2b |
| isync |
| blr |
| |
| /* |
| * Like above, but only do the D-cache. |
| * |
| * flush_dcache_range(unsigned long start, unsigned long stop) |
| * |
| * flush all bytes from start to stop-1 inclusive |
| */ |
| _GLOBAL(flush_dcache_range) |
| |
| /* |
| * Flush the data cache to memory |
| * |
| * Different systems have different cache line sizes |
| */ |
| ld r10,PPC64_CACHES@toc(r2) |
| lwz r7,DCACHEL1LINESIZE(r10) /* Get dcache line size */ |
| addi r5,r7,-1 |
| andc r6,r3,r5 /* round low to line bdy */ |
| subf r8,r6,r4 /* compute length */ |
| add r8,r8,r5 /* ensure we get enough */ |
| lwz r9,DCACHEL1LOGLINESIZE(r10) /* Get log-2 of dcache line size */ |
| srw. r8,r8,r9 /* compute line count */ |
| beqlr /* nothing to do? */ |
| mtctr r8 |
| 0: dcbst 0,r6 |
| add r6,r6,r7 |
| bdnz 0b |
| sync |
| blr |
| |
| /* |
| * Like above, but works on non-mapped physical addresses. |
| * Use only for non-LPAR setups ! It also assumes real mode |
| * is cacheable. Used for flushing out the DART before using |
| * it as uncacheable memory |
| * |
| * flush_dcache_phys_range(unsigned long start, unsigned long stop) |
| * |
| * flush all bytes from start to stop-1 inclusive |
| */ |
| _GLOBAL(flush_dcache_phys_range) |
| ld r10,PPC64_CACHES@toc(r2) |
| lwz r7,DCACHEL1LINESIZE(r10) /* Get dcache line size */ |
| addi r5,r7,-1 |
| andc r6,r3,r5 /* round low to line bdy */ |
| subf r8,r6,r4 /* compute length */ |
| add r8,r8,r5 /* ensure we get enough */ |
| lwz r9,DCACHEL1LOGLINESIZE(r10) /* Get log-2 of dcache line size */ |
| srw. r8,r8,r9 /* compute line count */ |
| beqlr /* nothing to do? */ |
| mfmsr r5 /* Disable MMU Data Relocation */ |
| ori r0,r5,MSR_DR |
| xori r0,r0,MSR_DR |
| sync |
| mtmsr r0 |
| sync |
| isync |
| mtctr r8 |
| 0: dcbst 0,r6 |
| add r6,r6,r7 |
| bdnz 0b |
| sync |
| isync |
| mtmsr r5 /* Re-enable MMU Data Relocation */ |
| sync |
| isync |
| blr |
| |
| _GLOBAL(flush_inval_dcache_range) |
| ld r10,PPC64_CACHES@toc(r2) |
| lwz r7,DCACHEL1LINESIZE(r10) /* Get dcache line size */ |
| addi r5,r7,-1 |
| andc r6,r3,r5 /* round low to line bdy */ |
| subf r8,r6,r4 /* compute length */ |
| add r8,r8,r5 /* ensure we get enough */ |
| lwz r9,DCACHEL1LOGLINESIZE(r10)/* Get log-2 of dcache line size */ |
| srw. r8,r8,r9 /* compute line count */ |
| beqlr /* nothing to do? */ |
| sync |
| isync |
| mtctr r8 |
| 0: dcbf 0,r6 |
| add r6,r6,r7 |
| bdnz 0b |
| sync |
| isync |
| blr |
| |
| |
| /* |
| * Flush a particular page from the data cache to RAM. |
| * Note: this is necessary because the instruction cache does *not* |
| * snoop from the data cache. |
| * |
| * void __flush_dcache_icache(void *page) |
| */ |
| _GLOBAL(__flush_dcache_icache) |
| /* |
| * Flush the data cache to memory |
| * |
| * Different systems have different cache line sizes |
| */ |
| |
| /* Flush the dcache */ |
| ld r7,PPC64_CACHES@toc(r2) |
| clrrdi r3,r3,12 /* Page align */ |
| lwz r4,DCACHEL1LINESPERPAGE(r7) /* Get # dcache lines per page */ |
| lwz r5,DCACHEL1LINESIZE(r7) /* Get dcache line size */ |
| mr r6,r3 |
| mtctr r4 |
| 0: dcbst 0,r6 |
| add r6,r6,r5 |
| bdnz 0b |
| sync |
| |
| /* Now invalidate the icache */ |
| |
| lwz r4,ICACHEL1LINESPERPAGE(r7) /* Get # icache lines per page */ |
| lwz r5,ICACHEL1LINESIZE(r7) /* Get icache line size */ |
| mtctr r4 |
| 1: icbi 0,r3 |
| add r3,r3,r5 |
| bdnz 1b |
| isync |
| blr |
| |
| /* |
| * I/O string operations |
| * |
| * insb(port, buf, len) |
| * outsb(port, buf, len) |
| * insw(port, buf, len) |
| * outsw(port, buf, len) |
| * insl(port, buf, len) |
| * outsl(port, buf, len) |
| * insw_ns(port, buf, len) |
| * outsw_ns(port, buf, len) |
| * insl_ns(port, buf, len) |
| * outsl_ns(port, buf, len) |
| * |
| * The *_ns versions don't do byte-swapping. |
| */ |
| _GLOBAL(_insb) |
| cmpwi 0,r5,0 |
| mtctr r5 |
| subi r4,r4,1 |
| blelr- |
| 00: lbz r5,0(r3) |
| eieio |
| stbu r5,1(r4) |
| bdnz 00b |
| twi 0,r5,0 |
| isync |
| blr |
| |
| _GLOBAL(_outsb) |
| cmpwi 0,r5,0 |
| mtctr r5 |
| subi r4,r4,1 |
| blelr- |
| 00: lbzu r5,1(r4) |
| stb r5,0(r3) |
| bdnz 00b |
| sync |
| blr |
| |
| _GLOBAL(_insw) |
| cmpwi 0,r5,0 |
| mtctr r5 |
| subi r4,r4,2 |
| blelr- |
| 00: lhbrx r5,0,r3 |
| eieio |
| sthu r5,2(r4) |
| bdnz 00b |
| twi 0,r5,0 |
| isync |
| blr |
| |
| _GLOBAL(_outsw) |
| cmpwi 0,r5,0 |
| mtctr r5 |
| subi r4,r4,2 |
| blelr- |
| 00: lhzu r5,2(r4) |
| sthbrx r5,0,r3 |
| bdnz 00b |
| sync |
| blr |
| |
| _GLOBAL(_insl) |
| cmpwi 0,r5,0 |
| mtctr r5 |
| subi r4,r4,4 |
| blelr- |
| 00: lwbrx r5,0,r3 |
| eieio |
| stwu r5,4(r4) |
| bdnz 00b |
| twi 0,r5,0 |
| isync |
| blr |
| |
| _GLOBAL(_outsl) |
| cmpwi 0,r5,0 |
| mtctr r5 |
| subi r4,r4,4 |
| blelr- |
| 00: lwzu r5,4(r4) |
| stwbrx r5,0,r3 |
| bdnz 00b |
| sync |
| blr |
| |
| /* _GLOBAL(ide_insw) now in drivers/ide/ide-iops.c */ |
| _GLOBAL(_insw_ns) |
| cmpwi 0,r5,0 |
| mtctr r5 |
| subi r4,r4,2 |
| blelr- |
| 00: lhz r5,0(r3) |
| eieio |
| sthu r5,2(r4) |
| bdnz 00b |
| twi 0,r5,0 |
| isync |
| blr |
| |
| /* _GLOBAL(ide_outsw) now in drivers/ide/ide-iops.c */ |
| _GLOBAL(_outsw_ns) |
| cmpwi 0,r5,0 |
| mtctr r5 |
| subi r4,r4,2 |
| blelr- |
| 00: lhzu r5,2(r4) |
| sth r5,0(r3) |
| bdnz 00b |
| sync |
| blr |
| |
| _GLOBAL(_insl_ns) |
| cmpwi 0,r5,0 |
| mtctr r5 |
| subi r4,r4,4 |
| blelr- |
| 00: lwz r5,0(r3) |
| eieio |
| stwu r5,4(r4) |
| bdnz 00b |
| twi 0,r5,0 |
| isync |
| blr |
| |
| _GLOBAL(_outsl_ns) |
| cmpwi 0,r5,0 |
| mtctr r5 |
| subi r4,r4,4 |
| blelr- |
| 00: lwzu r5,4(r4) |
| stw r5,0(r3) |
| bdnz 00b |
| sync |
| blr |
| |
| |
| _GLOBAL(cvt_fd) |
| lfd 0,0(r5) /* load up fpscr value */ |
| mtfsf 0xff,0 |
| lfs 0,0(r3) |
| stfd 0,0(r4) |
| mffs 0 /* save new fpscr value */ |
| stfd 0,0(r5) |
| blr |
| |
| _GLOBAL(cvt_df) |
| lfd 0,0(r5) /* load up fpscr value */ |
| mtfsf 0xff,0 |
| lfd 0,0(r3) |
| stfs 0,0(r4) |
| mffs 0 /* save new fpscr value */ |
| stfd 0,0(r5) |
| blr |
| |
| /* |
| * identify_cpu and calls setup_cpu |
| * In: r3 = base of the cpu_specs array |
| * r4 = address of cur_cpu_spec |
| * r5 = relocation offset |
| */ |
| _GLOBAL(identify_cpu) |
| mfpvr r7 |
| 1: |
| lwz r8,CPU_SPEC_PVR_MASK(r3) |
| and r8,r8,r7 |
| lwz r9,CPU_SPEC_PVR_VALUE(r3) |
| cmplw 0,r9,r8 |
| beq 1f |
| addi r3,r3,CPU_SPEC_ENTRY_SIZE |
| b 1b |
| 1: |
| add r0,r3,r5 |
| std r0,0(r4) |
| ld r4,CPU_SPEC_SETUP(r3) |
| sub r4,r4,r5 |
| ld r4,0(r4) |
| sub r4,r4,r5 |
| mtctr r4 |
| /* Calling convention for cpu setup is r3=offset, r4=cur_cpu_spec */ |
| mr r4,r3 |
| mr r3,r5 |
| bctr |
| |
| /* |
| * do_cpu_ftr_fixups - goes through the list of CPU feature fixups |
| * and writes nop's over sections of code that don't apply for this cpu. |
| * r3 = data offset (not changed) |
| */ |
| _GLOBAL(do_cpu_ftr_fixups) |
| /* Get CPU 0 features */ |
| LOADADDR(r6,cur_cpu_spec) |
| sub r6,r6,r3 |
| ld r4,0(r6) |
| sub r4,r4,r3 |
| ld r4,CPU_SPEC_FEATURES(r4) |
| /* Get the fixup table */ |
| LOADADDR(r6,__start___ftr_fixup) |
| sub r6,r6,r3 |
| LOADADDR(r7,__stop___ftr_fixup) |
| sub r7,r7,r3 |
| /* Do the fixup */ |
| 1: cmpld r6,r7 |
| bgelr |
| addi r6,r6,32 |
| ld r8,-32(r6) /* mask */ |
| and r8,r8,r4 |
| ld r9,-24(r6) /* value */ |
| cmpld r8,r9 |
| beq 1b |
| ld r8,-16(r6) /* section begin */ |
| ld r9,-8(r6) /* section end */ |
| subf. r9,r8,r9 |
| beq 1b |
| /* write nops over the section of code */ |
| /* todo: if large section, add a branch at the start of it */ |
| srwi r9,r9,2 |
| mtctr r9 |
| sub r8,r8,r3 |
| lis r0,0x60000000@h /* nop */ |
| 3: stw r0,0(r8) |
| andi. r10,r4,CPU_FTR_SPLIT_ID_CACHE@l |
| beq 2f |
| dcbst 0,r8 /* suboptimal, but simpler */ |
| sync |
| icbi 0,r8 |
| 2: addi r8,r8,4 |
| bdnz 3b |
| sync /* additional sync needed on g4 */ |
| isync |
| b 1b |
| |
| #if defined(CONFIG_PPC_PMAC) || defined(CONFIG_PPC_MAPLE) |
| /* |
| * Do an IO access in real mode |
| */ |
| _GLOBAL(real_readb) |
| mfmsr r7 |
| ori r0,r7,MSR_DR |
| xori r0,r0,MSR_DR |
| sync |
| mtmsrd r0 |
| sync |
| isync |
| mfspr r6,SPRN_HID4 |
| rldicl r5,r6,32,0 |
| ori r5,r5,0x100 |
| rldicl r5,r5,32,0 |
| sync |
| mtspr SPRN_HID4,r5 |
| isync |
| slbia |
| isync |
| lbz r3,0(r3) |
| sync |
| mtspr SPRN_HID4,r6 |
| isync |
| slbia |
| isync |
| mtmsrd r7 |
| sync |
| isync |
| blr |
| |
| /* |
| * Do an IO access in real mode |
| */ |
| _GLOBAL(real_writeb) |
| mfmsr r7 |
| ori r0,r7,MSR_DR |
| xori r0,r0,MSR_DR |
| sync |
| mtmsrd r0 |
| sync |
| isync |
| mfspr r6,SPRN_HID4 |
| rldicl r5,r6,32,0 |
| ori r5,r5,0x100 |
| rldicl r5,r5,32,0 |
| sync |
| mtspr SPRN_HID4,r5 |
| isync |
| slbia |
| isync |
| stb r3,0(r4) |
| sync |
| mtspr SPRN_HID4,r6 |
| isync |
| slbia |
| isync |
| mtmsrd r7 |
| sync |
| isync |
| blr |
| #endif /* defined(CONFIG_PPC_PMAC) || defined(CONFIG_PPC_MAPLE) */ |
| |
| /* |
| * Create a kernel thread |
| * kernel_thread(fn, arg, flags) |
| */ |
| _GLOBAL(kernel_thread) |
| std r29,-24(r1) |
| std r30,-16(r1) |
| stdu r1,-STACK_FRAME_OVERHEAD(r1) |
| mr r29,r3 |
| mr r30,r4 |
| ori r3,r5,CLONE_VM /* flags */ |
| oris r3,r3,(CLONE_UNTRACED>>16) |
| li r4,0 /* new sp (unused) */ |
| li r0,__NR_clone |
| sc |
| cmpdi 0,r3,0 /* parent or child? */ |
| bne 1f /* return if parent */ |
| li r0,0 |
| stdu r0,-STACK_FRAME_OVERHEAD(r1) |
| ld r2,8(r29) |
| ld r29,0(r29) |
| mtlr r29 /* fn addr in lr */ |
| mr r3,r30 /* load arg and call fn */ |
| blrl |
| li r0,__NR_exit /* exit after child exits */ |
| li r3,0 |
| sc |
| 1: addi r1,r1,STACK_FRAME_OVERHEAD |
| ld r29,-24(r1) |
| ld r30,-16(r1) |
| blr |
| |
| /* kexec_wait(phys_cpu) |
| * |
| * wait for the flag to change, indicating this kernel is going away but |
| * the slave code for the next one is at addresses 0 to 100. |
| * |
| * This is used by all slaves. |
| * |
| * Physical (hardware) cpu id should be in r3. |
| */ |
| _GLOBAL(kexec_wait) |
| bl 1f |
| 1: mflr r5 |
| addi r5,r5,kexec_flag-1b |
| |
| 99: HMT_LOW |
| #ifdef CONFIG_KEXEC /* use no memory without kexec */ |
| lwz r4,0(r5) |
| cmpwi 0,r4,0 |
| bnea 0x60 |
| #endif |
| b 99b |
| |
| /* this can be in text because we won't change it until we are |
| * running in real anyways |
| */ |
| kexec_flag: |
| .long 0 |
| |
| |
| #ifdef CONFIG_KEXEC |
| |
| /* kexec_smp_wait(void) |
| * |
| * call with interrupts off |
| * note: this is a terminal routine, it does not save lr |
| * |
| * get phys id from paca |
| * set paca id to -1 to say we got here |
| * switch to real mode |
| * join other cpus in kexec_wait(phys_id) |
| */ |
| _GLOBAL(kexec_smp_wait) |
| lhz r3,PACAHWCPUID(r13) |
| li r4,-1 |
| sth r4,PACAHWCPUID(r13) /* let others know we left */ |
| bl real_mode |
| b .kexec_wait |
| |
| /* |
| * switch to real mode (turn mmu off) |
| * we use the early kernel trick that the hardware ignores bits |
| * 0 and 1 (big endian) of the effective address in real mode |
| * |
| * don't overwrite r3 here, it is live for kexec_wait above. |
| */ |
| real_mode: /* assume normal blr return */ |
| 1: li r9,MSR_RI |
| li r10,MSR_DR|MSR_IR |
| mflr r11 /* return address to SRR0 */ |
| mfmsr r12 |
| andc r9,r12,r9 |
| andc r10,r12,r10 |
| |
| mtmsrd r9,1 |
| mtspr SPRN_SRR1,r10 |
| mtspr SPRN_SRR0,r11 |
| rfid |
| |
| |
| /* |
| * kexec_sequence(newstack, start, image, control, clear_all()) |
| * |
| * does the grungy work with stack switching and real mode switches |
| * also does simple calls to other code |
| */ |
| |
| _GLOBAL(kexec_sequence) |
| mflr r0 |
| std r0,16(r1) |
| |
| /* switch stacks to newstack -- &kexec_stack.stack */ |
| stdu r1,THREAD_SIZE-112(r3) |
| mr r1,r3 |
| |
| li r0,0 |
| std r0,16(r1) |
| |
| /* save regs for local vars on new stack. |
| * yes, we won't go back, but ... |
| */ |
| std r31,-8(r1) |
| std r30,-16(r1) |
| std r29,-24(r1) |
| std r28,-32(r1) |
| std r27,-40(r1) |
| std r26,-48(r1) |
| std r25,-56(r1) |
| |
| stdu r1,-112-64(r1) |
| |
| /* save args into preserved regs */ |
| mr r31,r3 /* newstack (both) */ |
| mr r30,r4 /* start (real) */ |
| mr r29,r5 /* image (virt) */ |
| mr r28,r6 /* control, unused */ |
| mr r27,r7 /* clear_all() fn desc */ |
| mr r26,r8 /* spare */ |
| lhz r25,PACAHWCPUID(r13) /* get our phys cpu from paca */ |
| |
| /* disable interrupts, we are overwriting kernel data next */ |
| mfmsr r3 |
| rlwinm r3,r3,0,17,15 |
| mtmsrd r3,1 |
| |
| /* copy dest pages, flush whole dest image */ |
| mr r3,r29 |
| bl .kexec_copy_flush /* (image) */ |
| |
| /* turn off mmu */ |
| bl real_mode |
| |
| /* clear out hardware hash page table and tlb */ |
| ld r5,0(r27) /* deref function descriptor */ |
| mtctr r5 |
| bctrl /* ppc_md.hash_clear_all(void); */ |
| |
| /* |
| * kexec image calling is: |
| * the first 0x100 bytes of the entry point are copied to 0 |
| * |
| * all slaves branch to slave = 0x60 (absolute) |
| * slave(phys_cpu_id); |
| * |
| * master goes to start = entry point |
| * start(phys_cpu_id, start, 0); |
| * |
| * |
| * a wrapper is needed to call existing kernels, here is an approximate |
| * description of one method: |
| * |
| * v2: (2.6.10) |
| * start will be near the boot_block (maybe 0x100 bytes before it?) |
| * it will have a 0x60, which will b to boot_block, where it will wait |
| * and 0 will store phys into struct boot-block and load r3 from there, |
| * copy kernel 0-0x100 and tell slaves to back down to 0x60 again |
| * |
| * v1: (2.6.9) |
| * boot block will have all cpus scanning device tree to see if they |
| * are the boot cpu ????? |
| * other device tree differences (prop sizes, va vs pa, etc)... |
| */ |
| |
| /* copy 0x100 bytes starting at start to 0 */ |
| li r3,0 |
| mr r4,r30 |
| li r5,0x100 |
| li r6,0 |
| bl .copy_and_flush /* (dest, src, copy limit, start offset) */ |
| 1: /* assume normal blr return */ |
| |
| /* release other cpus to the new kernel secondary start at 0x60 */ |
| mflr r5 |
| li r6,1 |
| stw r6,kexec_flag-1b(5) |
| mr r3,r25 # my phys cpu |
| mr r4,r30 # start, aka phys mem offset |
| mtlr 4 |
| li r5,0 |
| blr /* image->start(physid, image->start, 0); */ |
| #endif /* CONFIG_KEXEC */ |
| |
| /* Why isn't this a) automatic, b) written in 'C'? */ |
| .balign 8 |
| _GLOBAL(sys_call_table32) |
| .llong .sys_restart_syscall /* 0 */ |
| .llong .sys_exit |
| .llong .ppc_fork |
| .llong .sys_read |
| .llong .sys_write |
| .llong .sys32_open /* 5 */ |
| .llong .sys_close |
| .llong .sys32_waitpid |
| .llong .sys32_creat |
| .llong .sys_link |
| .llong .sys_unlink /* 10 */ |
| .llong .sys32_execve |
| .llong .sys_chdir |
| .llong .compat_sys_time |
| .llong .sys_mknod |
| .llong .sys_chmod /* 15 */ |
| .llong .sys_lchown |
| .llong .sys_ni_syscall /* old break syscall */ |
| .llong .sys_ni_syscall /* old stat syscall */ |
| .llong .ppc32_lseek |
| .llong .sys_getpid /* 20 */ |
| .llong .compat_sys_mount |
| .llong .sys_oldumount |
| .llong .sys_setuid |
| .llong .sys_getuid |
| .llong .compat_sys_stime /* 25 */ |
| .llong .sys32_ptrace |
| .llong .sys_alarm |
| .llong .sys_ni_syscall /* old fstat syscall */ |
| .llong .sys32_pause |
| .llong .compat_sys_utime /* 30 */ |
| .llong .sys_ni_syscall /* old stty syscall */ |
| .llong .sys_ni_syscall /* old gtty syscall */ |
| .llong .sys32_access |
| .llong .sys32_nice |
| .llong .sys_ni_syscall /* 35 - old ftime syscall */ |
| .llong .sys_sync |
| .llong .sys32_kill |
| .llong .sys_rename |
| .llong .sys32_mkdir |
| .llong .sys_rmdir /* 40 */ |
| .llong .sys_dup |
| .llong .sys_pipe |
| .llong .compat_sys_times |
| .llong .sys_ni_syscall /* old prof syscall */ |
| .llong .sys_brk /* 45 */ |
| .llong .sys_setgid |
| .llong .sys_getgid |
| .llong .sys_signal |
| .llong .sys_geteuid |
| .llong .sys_getegid /* 50 */ |
| .llong .sys_acct |
| .llong .sys_umount |
| .llong .sys_ni_syscall /* old lock syscall */ |
| .llong .compat_sys_ioctl |
| .llong .compat_sys_fcntl /* 55 */ |
| .llong .sys_ni_syscall /* old mpx syscall */ |
| .llong .sys32_setpgid |
| .llong .sys_ni_syscall /* old ulimit syscall */ |
| .llong .sys32_olduname |
| .llong .sys32_umask /* 60 */ |
| .llong .sys_chroot |
| .llong .sys_ustat |
| .llong .sys_dup2 |
| .llong .sys_getppid |
| .llong .sys_getpgrp /* 65 */ |
| .llong .sys_setsid |
| .llong .sys32_sigaction |
| .llong .sys_sgetmask |
| .llong .sys32_ssetmask |
| .llong .sys_setreuid /* 70 */ |
| .llong .sys_setregid |
| .llong .ppc32_sigsuspend |
| .llong .compat_sys_sigpending |
| .llong .sys32_sethostname |
| .llong .compat_sys_setrlimit /* 75 */ |
| .llong .compat_sys_old_getrlimit |
| .llong .compat_sys_getrusage |
| .llong .sys32_gettimeofday |
| .llong .sys32_settimeofday |
| .llong .sys32_getgroups /* 80 */ |
| .llong .sys32_setgroups |
| .llong .sys_ni_syscall /* old select syscall */ |
| .llong .sys_symlink |
| .llong .sys_ni_syscall /* old lstat syscall */ |
| .llong .sys32_readlink /* 85 */ |
| .llong .sys_uselib |
| .llong .sys_swapon |
| .llong .sys_reboot |
| .llong .old32_readdir |
| .llong .sys_mmap /* 90 */ |
| .llong .sys_munmap |
| .llong .sys_truncate |
| .llong .sys_ftruncate |
| .llong .sys_fchmod |
| .llong .sys_fchown /* 95 */ |
| .llong .sys32_getpriority |
| .llong .sys32_setpriority |
| .llong .sys_ni_syscall /* old profil syscall */ |
| .llong .compat_sys_statfs |
| .llong .compat_sys_fstatfs /* 100 */ |
| .llong .sys_ni_syscall /* old ioperm syscall */ |
| .llong .compat_sys_socketcall |
| .llong .sys32_syslog |
| .llong .compat_sys_setitimer |
| .llong .compat_sys_getitimer /* 105 */ |
| .llong .compat_sys_newstat |
| .llong .compat_sys_newlstat |
| .llong .compat_sys_newfstat |
| .llong .sys32_uname |
| .llong .sys_ni_syscall /* 110 old iopl syscall */ |
| .llong .sys_vhangup |
| .llong .sys_ni_syscall /* old idle syscall */ |
| .llong .sys_ni_syscall /* old vm86 syscall */ |
| .llong .compat_sys_wait4 |
| .llong .sys_swapoff /* 115 */ |
| .llong .sys32_sysinfo |
| .llong .sys32_ipc |
| .llong .sys_fsync |
| .llong .ppc32_sigreturn |
| .llong .ppc_clone /* 120 */ |
| .llong .sys32_setdomainname |
| .llong .ppc64_newuname |
| .llong .sys_ni_syscall /* old modify_ldt syscall */ |
| .llong .sys32_adjtimex |
| .llong .sys_mprotect /* 125 */ |
| .llong .compat_sys_sigprocmask |
| .llong .sys_ni_syscall /* old create_module syscall */ |
| .llong .sys_init_module |
| .llong .sys_delete_module |
| .llong .sys_ni_syscall /* 130 old get_kernel_syms syscall */ |
| .llong .sys_quotactl |
| .llong .sys32_getpgid |
| .llong .sys_fchdir |
| .llong .sys_bdflush |
| .llong .sys32_sysfs /* 135 */ |
| .llong .ppc64_personality |
| .llong .sys_ni_syscall /* for afs_syscall */ |
| .llong .sys_setfsuid |
| .llong .sys_setfsgid |
| .llong .sys_llseek /* 140 */ |
| .llong .sys32_getdents |
| .llong .ppc32_select |
| .llong .sys_flock |
| .llong .sys_msync |
| .llong .compat_sys_readv /* 145 */ |
| .llong .compat_sys_writev |
| .llong .sys32_getsid |
| .llong .sys_fdatasync |
| .llong .sys32_sysctl |
| .llong .sys_mlock /* 150 */ |
| .llong .sys_munlock |
| .llong .sys_mlockall |
| .llong .sys_munlockall |
| .llong .sys32_sched_setparam |
| .llong .sys32_sched_getparam /* 155 */ |
| .llong .sys32_sched_setscheduler |
| .llong .sys32_sched_getscheduler |
| .llong .sys_sched_yield |
| .llong .sys32_sched_get_priority_max |
| .llong .sys32_sched_get_priority_min /* 160 */ |
| .llong .sys32_sched_rr_get_interval |
| .llong .compat_sys_nanosleep |
| .llong .sys_mremap |
| .llong .sys_setresuid |
| .llong .sys_getresuid /* 165 */ |
| .llong .sys_ni_syscall /* old query_module syscall */ |
| .llong .sys_poll |
| .llong .compat_sys_nfsservctl |
| .llong .sys_setresgid |
| .llong .sys_getresgid /* 170 */ |
| .llong .sys32_prctl |
| .llong .ppc32_rt_sigreturn |
| .llong .sys32_rt_sigaction |
| .llong .sys32_rt_sigprocmask |
| .llong .sys32_rt_sigpending /* 175 */ |
| .llong .compat_sys_rt_sigtimedwait |
| .llong .sys32_rt_sigqueueinfo |
| .llong .ppc32_rt_sigsuspend |
| .llong .sys32_pread64 |
| .llong .sys32_pwrite64 /* 180 */ |
| .llong .sys_chown |
| .llong .sys_getcwd |
| .llong .sys_capget |
| .llong .sys_capset |
| .llong .sys32_sigaltstack /* 185 */ |
| .llong .sys32_sendfile |
| .llong .sys_ni_syscall /* reserved for streams1 */ |
| .llong .sys_ni_syscall /* reserved for streams2 */ |
| .llong .ppc_vfork |
| .llong .compat_sys_getrlimit /* 190 */ |
| .llong .sys32_readahead |
| .llong .sys32_mmap2 |
| .llong .sys32_truncate64 |
| .llong .sys32_ftruncate64 |
| .llong .sys_stat64 /* 195 */ |
| .llong .sys_lstat64 |
| .llong .sys_fstat64 |
| .llong .sys32_pciconfig_read |
| .llong .sys32_pciconfig_write |
| .llong .sys32_pciconfig_iobase /* 200 - pciconfig_iobase */ |
| .llong .sys_ni_syscall /* reserved for MacOnLinux */ |
| .llong .sys_getdents64 |
| .llong .sys_pivot_root |
| .llong .compat_sys_fcntl64 |
| .llong .sys_madvise /* 205 */ |
| .llong .sys_mincore |
| .llong .sys_gettid |
| .llong .sys_tkill |
| .llong .sys_setxattr |
| .llong .sys_lsetxattr /* 210 */ |
| .llong .sys_fsetxattr |
| .llong .sys_getxattr |
| .llong .sys_lgetxattr |
| .llong .sys_fgetxattr |
| .llong .sys_listxattr /* 215 */ |
| .llong .sys_llistxattr |
| .llong .sys_flistxattr |
| .llong .sys_removexattr |
| .llong .sys_lremovexattr |
| .llong .sys_fremovexattr /* 220 */ |
| .llong .compat_sys_futex |
| .llong .compat_sys_sched_setaffinity |
| .llong .compat_sys_sched_getaffinity |
| .llong .sys_ni_syscall |
| .llong .sys_ni_syscall /* 225 - reserved for tux */ |
| .llong .sys32_sendfile64 |
| .llong .compat_sys_io_setup |
| .llong .sys_io_destroy |
| .llong .compat_sys_io_getevents |
| .llong .compat_sys_io_submit |
| .llong .sys_io_cancel |
| .llong .sys_set_tid_address |
| .llong .ppc32_fadvise64 |
| .llong .sys_exit_group |
| .llong .ppc32_lookup_dcookie /* 235 */ |
| .llong .sys_epoll_create |
| .llong .sys_epoll_ctl |
| .llong .sys_epoll_wait |
| .llong .sys_remap_file_pages |
| .llong .ppc32_timer_create /* 240 */ |
| .llong .compat_sys_timer_settime |
| .llong .compat_sys_timer_gettime |
| .llong .sys_timer_getoverrun |
| .llong .sys_timer_delete |
| .llong .compat_sys_clock_settime /* 245 */ |
| .llong .compat_sys_clock_gettime |
| .llong .compat_sys_clock_getres |
| .llong .compat_sys_clock_nanosleep |
| .llong .ppc32_swapcontext |
| .llong .sys32_tgkill /* 250 */ |
| .llong .sys32_utimes |
| .llong .compat_sys_statfs64 |
| .llong .compat_sys_fstatfs64 |
| .llong .ppc32_fadvise64_64 /* 32bit only fadvise64_64 */ |
| .llong .ppc_rtas /* 255 */ |
| .llong .sys_ni_syscall /* 256 reserved for sys_debug_setcontext */ |
| .llong .sys_ni_syscall /* 257 reserved for vserver */ |
| .llong .sys_ni_syscall /* 258 reserved for new sys_remap_file_pages */ |
| .llong .compat_sys_mbind |
| .llong .compat_sys_get_mempolicy /* 260 */ |
| .llong .compat_sys_set_mempolicy |
| .llong .compat_sys_mq_open |
| .llong .sys_mq_unlink |
| .llong .compat_sys_mq_timedsend |
| .llong .compat_sys_mq_timedreceive /* 265 */ |
| .llong .compat_sys_mq_notify |
| .llong .compat_sys_mq_getsetattr |
| .llong .compat_sys_kexec_load |
| .llong .sys32_add_key |
| .llong .sys32_request_key /* 270 */ |
| .llong .compat_sys_keyctl |
| .llong .compat_sys_waitid |
| .llong .sys32_ioprio_set |
| .llong .sys32_ioprio_get |
| .llong .sys_inotify_init /* 275 */ |
| .llong .sys_inotify_add_watch |
| .llong .sys_inotify_rm_watch |
| |
| .balign 8 |
| _GLOBAL(sys_call_table) |
| .llong .sys_restart_syscall /* 0 */ |
| .llong .sys_exit |
| .llong .ppc_fork |
| .llong .sys_read |
| .llong .sys_write |
| .llong .sys_open /* 5 */ |
| .llong .sys_close |
| .llong .sys_waitpid |
| .llong .sys_creat |
| .llong .sys_link |
| .llong .sys_unlink /* 10 */ |
| .llong .sys_execve |
| .llong .sys_chdir |
| .llong .sys64_time |
| .llong .sys_mknod |
| .llong .sys_chmod /* 15 */ |
| .llong .sys_lchown |
| .llong .sys_ni_syscall /* old break syscall */ |
| .llong .sys_ni_syscall /* old stat syscall */ |
| .llong .sys_lseek |
| .llong .sys_getpid /* 20 */ |
| .llong .sys_mount |
| .llong .sys_ni_syscall /* old umount syscall */ |
| .llong .sys_setuid |
| .llong .sys_getuid |
| .llong .sys_stime /* 25 */ |
| .llong .sys_ptrace |
| .llong .sys_alarm |
| .llong .sys_ni_syscall /* old fstat syscall */ |
| .llong .sys_pause |
| .llong .sys_utime /* 30 */ |
| .llong .sys_ni_syscall /* old stty syscall */ |
| .llong .sys_ni_syscall /* old gtty syscall */ |
| .llong .sys_access |
| .llong .sys_nice |
| .llong .sys_ni_syscall /* 35 - old ftime syscall */ |
| .llong .sys_sync |
| .llong .sys_kill |
| .llong .sys_rename |
| .llong .sys_mkdir |
| .llong .sys_rmdir /* 40 */ |
| .llong .sys_dup |
| .llong .sys_pipe |
| .llong .sys_times |
| .llong .sys_ni_syscall /* old prof syscall */ |
| .llong .sys_brk /* 45 */ |
| .llong .sys_setgid |
| .llong .sys_getgid |
| .llong .sys_signal |
| .llong .sys_geteuid |
| .llong .sys_getegid /* 50 */ |
| .llong .sys_acct |
| .llong .sys_umount |
| .llong .sys_ni_syscall /* old lock syscall */ |
| .llong .sys_ioctl |
| .llong .sys_fcntl /* 55 */ |
| .llong .sys_ni_syscall /* old mpx syscall */ |
| .llong .sys_setpgid |
| .llong .sys_ni_syscall /* old ulimit syscall */ |
| .llong .sys_ni_syscall /* old uname syscall */ |
| .llong .sys_umask /* 60 */ |
| .llong .sys_chroot |
| .llong .sys_ustat |
| .llong .sys_dup2 |
| .llong .sys_getppid |
| .llong .sys_getpgrp /* 65 */ |
| .llong .sys_setsid |
| .llong .sys_ni_syscall |
| .llong .sys_sgetmask |
| .llong .sys_ssetmask |
| .llong .sys_setreuid /* 70 */ |
| .llong .sys_setregid |
| .llong .sys_ni_syscall |
| .llong .sys_ni_syscall |
| .llong .sys_sethostname |
| .llong .sys_setrlimit /* 75 */ |
| .llong .sys_ni_syscall /* old getrlimit syscall */ |
| .llong .sys_getrusage |
| .llong .sys_gettimeofday |
| .llong .sys_settimeofday |
| .llong .sys_getgroups /* 80 */ |
| .llong .sys_setgroups |
| .llong .sys_ni_syscall /* old select syscall */ |
| .llong .sys_symlink |
| .llong .sys_ni_syscall /* old lstat syscall */ |
| .llong .sys_readlink /* 85 */ |
| .llong .sys_uselib |
| .llong .sys_swapon |
| .llong .sys_reboot |
| .llong .sys_ni_syscall /* old readdir syscall */ |
| .llong .sys_mmap /* 90 */ |
| .llong .sys_munmap |
| .llong .sys_truncate |
| .llong .sys_ftruncate |
| .llong .sys_fchmod |
| .llong .sys_fchown /* 95 */ |
| .llong .sys_getpriority |
| .llong .sys_setpriority |
| .llong .sys_ni_syscall /* old profil syscall holder */ |
| .llong .sys_statfs |
| .llong .sys_fstatfs /* 100 */ |
| .llong .sys_ni_syscall /* old ioperm syscall */ |
| .llong .sys_socketcall |
| .llong .sys_syslog |
| .llong .sys_setitimer |
| .llong .sys_getitimer /* 105 */ |
| .llong .sys_newstat |
| .llong .sys_newlstat |
| .llong .sys_newfstat |
| .llong .sys_ni_syscall /* old uname syscall */ |
| .llong .sys_ni_syscall /* 110 old iopl syscall */ |
| .llong .sys_vhangup |
| .llong .sys_ni_syscall /* old idle syscall */ |
| .llong .sys_ni_syscall /* old vm86 syscall */ |
| .llong .sys_wait4 |
| .llong .sys_swapoff /* 115 */ |
| .llong .sys_sysinfo |
| .llong .sys_ipc |
| .llong .sys_fsync |
| .llong .sys_ni_syscall |
| .llong .ppc_clone /* 120 */ |
| .llong .sys_setdomainname |
| .llong .ppc64_newuname |
| .llong .sys_ni_syscall /* old modify_ldt syscall */ |
| .llong .sys_adjtimex |
| .llong .sys_mprotect /* 125 */ |
| .llong .sys_ni_syscall |
| .llong .sys_ni_syscall /* old create_module syscall */ |
| .llong .sys_init_module |
| .llong .sys_delete_module |
| .llong .sys_ni_syscall /* 130 old get_kernel_syms syscall */ |
| .llong .sys_quotactl |
| .llong .sys_getpgid |
| .llong .sys_fchdir |
| .llong .sys_bdflush |
| .llong .sys_sysfs /* 135 */ |
| .llong .ppc64_personality |
| .llong .sys_ni_syscall /* for afs_syscall */ |
| .llong .sys_setfsuid |
| .llong .sys_setfsgid |
| .llong .sys_llseek /* 140 */ |
| .llong .sys_getdents |
| .llong .sys_select |
| .llong .sys_flock |
| .llong .sys_msync |
| .llong .sys_readv /* 145 */ |
| .llong .sys_writev |
| .llong .sys_getsid |
| .llong .sys_fdatasync |
| .llong .sys_sysctl |
| .llong .sys_mlock /* 150 */ |
| .llong .sys_munlock |
| .llong .sys_mlockall |
| .llong .sys_munlockall |
| .llong .sys_sched_setparam |
| .llong .sys_sched_getparam /* 155 */ |
| .llong .sys_sched_setscheduler |
| .llong .sys_sched_getscheduler |
| .llong .sys_sched_yield |
| .llong .sys_sched_get_priority_max |
| .llong .sys_sched_get_priority_min /* 160 */ |
| .llong .sys_sched_rr_get_interval |
| .llong .sys_nanosleep |
| .llong .sys_mremap |
| .llong .sys_setresuid |
| .llong .sys_getresuid /* 165 */ |
| .llong .sys_ni_syscall /* old query_module syscall */ |
| .llong .sys_poll |
| .llong .sys_nfsservctl |
| .llong .sys_setresgid |
| .llong .sys_getresgid /* 170 */ |
| .llong .sys_prctl |
| .llong .ppc64_rt_sigreturn |
| .llong .sys_rt_sigaction |
| .llong .sys_rt_sigprocmask |
| .llong .sys_rt_sigpending /* 175 */ |
| .llong .sys_rt_sigtimedwait |
| .llong .sys_rt_sigqueueinfo |
| .llong .ppc64_rt_sigsuspend |
| .llong .sys_pread64 |
| .llong .sys_pwrite64 /* 180 */ |
| .llong .sys_chown |
| .llong .sys_getcwd |
| .llong .sys_capget |
| .llong .sys_capset |
| .llong .sys_sigaltstack /* 185 */ |
| .llong .sys_sendfile64 |
| .llong .sys_ni_syscall /* reserved for streams1 */ |
| .llong .sys_ni_syscall /* reserved for streams2 */ |
| .llong .ppc_vfork |
| .llong .sys_getrlimit /* 190 */ |
| .llong .sys_readahead |
| .llong .sys_ni_syscall /* 32bit only mmap2 */ |
| .llong .sys_ni_syscall /* 32bit only truncate64 */ |
| .llong .sys_ni_syscall /* 32bit only ftruncate64 */ |
| .llong .sys_ni_syscall /* 195 - 32bit only stat64 */ |
| .llong .sys_ni_syscall /* 32bit only lstat64 */ |
| .llong .sys_ni_syscall /* 32bit only fstat64 */ |
| .llong .sys_ni_syscall /* 32bit only pciconfig_read */ |
| .llong .sys_ni_syscall /* 32bit only pciconfig_write */ |
| .llong .sys_ni_syscall /* 32bit only pciconfig_iobase */ |
| .llong .sys_ni_syscall /* reserved for MacOnLinux */ |
| .llong .sys_getdents64 |
| .llong .sys_pivot_root |
| .llong .sys_ni_syscall /* 32bit only fcntl64 */ |
| .llong .sys_madvise /* 205 */ |
| .llong .sys_mincore |
| .llong .sys_gettid |
| .llong .sys_tkill |
| .llong .sys_setxattr |
| .llong .sys_lsetxattr /* 210 */ |
| .llong .sys_fsetxattr |
| .llong .sys_getxattr |
| .llong .sys_lgetxattr |
| .llong .sys_fgetxattr |
| .llong .sys_listxattr /* 215 */ |
| .llong .sys_llistxattr |
| .llong .sys_flistxattr |
| .llong .sys_removexattr |
| .llong .sys_lremovexattr |
| .llong .sys_fremovexattr /* 220 */ |
| .llong .sys_futex |
| .llong .sys_sched_setaffinity |
| .llong .sys_sched_getaffinity |
| .llong .sys_ni_syscall |
| .llong .sys_ni_syscall /* 225 - reserved for tux */ |
| .llong .sys_ni_syscall /* 32bit only sendfile64 */ |
| .llong .sys_io_setup |
| .llong .sys_io_destroy |
| .llong .sys_io_getevents |
| .llong .sys_io_submit /* 230 */ |
| .llong .sys_io_cancel |
| .llong .sys_set_tid_address |
| .llong .sys_fadvise64 |
| .llong .sys_exit_group |
| .llong .sys_lookup_dcookie /* 235 */ |
| .llong .sys_epoll_create |
| .llong .sys_epoll_ctl |
| .llong .sys_epoll_wait |
| .llong .sys_remap_file_pages |
| .llong .sys_timer_create /* 240 */ |
| .llong .sys_timer_settime |
| .llong .sys_timer_gettime |
| .llong .sys_timer_getoverrun |
| .llong .sys_timer_delete |
| .llong .sys_clock_settime /* 245 */ |
| .llong .sys_clock_gettime |
| .llong .sys_clock_getres |
| .llong .sys_clock_nanosleep |
| .llong .ppc64_swapcontext |
| .llong .sys_tgkill /* 250 */ |
| .llong .sys_utimes |
| .llong .sys_statfs64 |
| .llong .sys_fstatfs64 |
| .llong .sys_ni_syscall /* 32bit only fadvise64_64 */ |
| .llong .ppc_rtas /* 255 */ |
| .llong .sys_ni_syscall /* 256 reserved for sys_debug_setcontext */ |
| .llong .sys_ni_syscall /* 257 reserved for vserver */ |
| .llong .sys_ni_syscall /* 258 reserved for new sys_remap_file_pages */ |
| .llong .sys_mbind |
| .llong .sys_get_mempolicy /* 260 */ |
| .llong .sys_set_mempolicy |
| .llong .sys_mq_open |
| .llong .sys_mq_unlink |
| .llong .sys_mq_timedsend |
| .llong .sys_mq_timedreceive /* 265 */ |
| .llong .sys_mq_notify |
| .llong .sys_mq_getsetattr |
| .llong .sys_kexec_load |
| .llong .sys_add_key |
| .llong .sys_request_key /* 270 */ |
| .llong .sys_keyctl |
| .llong .sys_waitid |
| .llong .sys_ioprio_set |
| .llong .sys_ioprio_get |
| .llong .sys_inotify_init /* 275 */ |
| .llong .sys_inotify_add_watch |
| .llong .sys_inotify_rm_watch |