/* $Id: entry.S,v 1.71 2000/03/22 13:29:33 gniibe Exp $
*
* linux/arch/sh/entry.S
*
* Copyright (C) 1999, 2000 Niibe Yutaka
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
*/
#include <linux/sys.h>
#include <linux/linkage.h>
#include <linux/config.h>
#define COMPAT_OLD_SYSCALL_ABI 1
! NOTE:
! GNU as (as of 2.9.1) changes bf/s into bt/s and bra, when the address
! to be jumped is too far, but it causes illegal slot exception.
/*
* entry.S contains the system-call and fault low-level handling routines.
* This also contains the timer-interrupt handler, as well as all interrupts
* and faults that can result in a task-switch.
*
* NOTE: This code handles signal-recognition, which happens every time
* after a timer-interrupt and after each system call.
*
* Stack layout in 'ret_from_syscall':
* ptrace needs to have all regs on the stack.
* if the order here is changed, it needs to be
* updated in ptrace.c and ptrace.h
*
* $r0
* ...
* $r15 = stack pointer
* $spc
* $pr
* $ssr
* $gbr
* $mach
* $macl
* syscall #
*
*/
/*
* These are offsets into the task-struct.
*/
flags = 4
sigpending = 8
need_resched = 20
tsk_ptrace = 24
PT_TRACESYS = 0x00000002
PF_USEDFPU = 0x00100000
ENOSYS = 38
#if defined(__sh3__)
TRA = 0xffffffd0
EXPEVT = 0xffffffd4
#if defined(CONFIG_CPU_SUBTYPE_SH7707) || defined(CONFIG_CPU_SUBTYPE_SH7709)
INTEVT = 0xa4000000 ! INTEVTE2(0xa4000000)
#else
INTEVT = 0xffffffd8
#endif
MMU_TEA = 0xfffffffc ! TLB Exception Address Register
#elif defined(__SH4__)
TRA = 0xff000020
EXPEVT = 0xff000024
INTEVT = 0xff000028
MMU_TEA = 0xff00000c ! TLB Exception Address Register
#endif
/* Offsets to the stack */
R0 = 0 /* Return value */
SP = (15*4)
SR = (16*4+8)
SYSCALL_NR = (16*4+6*4)
#define k0 r0
#define k1 r1
#define k2 r2
#define k3 r3
#define k4 r4
#define current r7 /* r7_bank1 */
#define g_imask r6 /* r6_bank1 */
#define k_current r7_bank /* r7_bank1 */
#define k_g_imask r6_bank /* r6_bank1 */
#define k_ex_code r2_bank /* r2_bank1 */
/*
* Kernel mode register usage:
* k0 scratch
* k1 scratch
* k2 scratch (Exception code)
* k3 scratch (Return address)
* k4 scratch
* k5 reserved
* k6 Global Interrupt Mask (0--15 << 4)
* k7 CURRENT (pointer to current task)
*/
!
! TLB Miss / Initial Page write exception handling
! _and_
! TLB hits, but the access violate the protection.
! It can be valid access, such as stack grow and/or C-O-W.
!
!
! Find the pmd/pte entry and loadtlb
! If it's not found, cause address error (SEGV)
!
! Although this could be written in assembly language (and it'd be faster),
! this first version depends *much* on C implementation.
!
#define STI() \
mov.l __INV_IMASK, $r11; \
stc $sr, $r10; \
and $r11, $r10; \
stc $k_g_imask, $r11; \
or $r11, $r10; \
ldc $r10, $sr
.align 2
tlb_miss_load:
mov.l 2f, $r0
mov.l @$r0, $r6
STI()
mov $r15, $r4
mov.l 1f, $r0
jmp @$r0
mov #0, $r5
.align 2
tlb_miss_store:
mov.l 2f, $r0
mov.l @$r0, $r6
STI()
mov $r15, $r4
mov.l 1f, $r0
jmp @$r0
mov #1, $r5
.align 2
initial_page_write:
mov.l 2f, $r0
mov.l @$r0, $r6
STI()
mov $r15, $r4
mov.l 1f, $r0
jmp @$r0
mov #1, $r5
.align 2
tlb_protection_violation_load:
mov.l 2f, $r0
mov.l @$r0, $r6
STI()
mov $r15, $r4
mov.l 1f, $r0
jmp @$r0
mov #0, $r5
.align 2
tlb_protection_violation_store:
mov.l 2f, $r0
mov.l @$r0, $r6
STI()
mov $r15, $r4
mov.l 1f, $r0
jmp @$r0
mov #1, $r5
.align 2
1: .long SYMBOL_NAME(do_page_fault)
2: .long MMU_TEA
#if defined(CONFIG_DEBUG_KERNEL_WITH_GDB_STUB) || defined(CONFIG_SH_STANDARD_BIOS)
.align 2
/* Unwind the stack and jmp to the debug entry */
debug_kernel:
mov.l @$r15+, $r0
mov.l @$r15+, $r1
mov.l @$r15+, $r2
mov.l @$r15+, $r3
mov.l @$r15+, $r4
mov.l @$r15+, $r5
mov.l @$r15+, $r6
mov.l @$r15+, $r7
stc $sr, $r8
mov.l 1f, $r9 ! BL =1, RB=1, IMASK=0x0F
or $r9, $r8
ldc $r8, $sr ! here, change the register bank
mov.l @$r15+, $r8
mov.l @$r15+, $r9
mov.l @$r15+, $r10
mov.l @$r15+, $r11
mov.l @$r15+, $r12
mov.l @$r15+, $r13
mov.l @$r15+, $r14
mov.l @$r15+, $k0
ldc.l @$r15+, $spc
lds.l @$r15+, $pr
mov.l @$r15+, $k1
ldc.l @$r15+, $gbr
lds.l @$r15+, $mach
lds.l @$r15+, $macl
mov $k0, $r15
!
mov.l 2f, $k0
jmp @$k0
ldc $k1, $ssr
.align 2
1: .long 0x300000f0
2: .long CONFIG_GDB_STUB_VBR + 0x100
#endif
.align 2
debug_trap:
#if defined(CONFIG_DEBUG_KERNEL_WITH_GDB_STUB) || defined(CONFIG_SH_STANDARD_BIOS)
mov #SR, $r0
mov.l @($r0,$r15), $r0 ! get status register
shll $r0
shll $r0 ! kernel space?
bt/s debug_kernel
#endif
mov.l @$r15, $r0
mov.l 1f, $r8
jmp @$r8
nop
.align 2
1: .long SYMBOL_NAME(break_point_trap_software)
.align 2
error:
!
STI()
mov.l 1f, $r0
jmp @$r0
nop
.align 2
1: .long SYMBOL_NAME(do_exception_error)
badsys: mov #-ENOSYS, $r0
rts ! go to ret_from_syscall..
mov.l $r0, @(R0,$r15)
!
!
!
ENTRY(ret_from_fork)
bra SYMBOL_NAME(ret_from_syscall)
add #4, $r15 ! pop down bogus r0 (see switch_to MACRO)
/*
* Old syscall interface:
*
* Syscall #: R0
* Arguments #0 to #3: R4--R7
* more arguments: On the stack
* TRA: (number of arguments on the stack) x 4
*
* New syscall interface:
*
* Syscall #: R3
* Arguments #0 to #3: R4--R7
* Arguments #4 to #6: R0, R1, R2
* TRA: (number of arguments + 0x10) x 4
*
* This code also handles delegating other traps to the BIOS/gdb stub
* according to:
*
* Trap number
* (TRA>>2) Purpose
* -------- -------
* 0x0-0xf old syscall ABI
* 0x10-0x1f new syscall ABI
* 0x20-0xff delegated through debug_trap to BIOS/gdb stub.
*
* Note: When we're first called, the TRA value must be shifted
* right 2 bits in order to get the value that was used as the "trapa"
* argument.
*/
system_call:
mov.l 1f, $r9
mov.l @$r9, $r8
!
! Is the trap argument >= 0x20? (TRA will be >= 0x80)
mov #0x20, $r9
extu.b $r9, $r9
shll2 $r9
cmp/hs $r9, $r8
bt debug_trap
!
mov #SYSCALL_NR, $r14
add $r15, $r14
!
mov #0x40, $r9
#ifdef COMPAT_OLD_SYSCALL_ABI
cmp/hs $r9, $r8
mov $r0, $r10
bf/s 0f
mov $r0, $r9
#endif
! New Syscall ABI
add #-0x40, $r8
shlr2 $r8
shll8 $r8
shll8 $r8
mov $r3, $r10
or $r8, $r10 ! Encode syscall # and # of arguments
!
mov $r3, $r9
mov #0, $r8
0:
mov.l $r10, @$r14 ! set syscall_nr
STI()
mov.l __n_sys, $r10
cmp/hs $r10, $r9
bt badsys
!
#ifdef COMPAT_OLD_SYSCALL_ABI
! Build the stack frame if TRA > 0
mov $r8, $r10
cmp/pl $r10
bf 0f
mov.l @(SP,$r15), $r0 ! get original stack
7: add #-4, $r10
4: mov.l @($r0,$r10), $r1 ! May cause address error exception..
mov.l $r1, @-$r15
cmp/pl $r10
bt 7b
#endif
0: stc $k_current, $r11
mov.l @(tsk_ptrace,$r11), $r10 ! Is it trace?
mov #PT_TRACESYS, $r11
tst $r11, $r10
bt 5f
! Trace system call
mov #-ENOSYS, $r11
mov.l $r11, @(R0,$r15)
! Push up $R0--$R2, and $R4--$R7
mov.l $r0, @-$r15
mov.l $r1, @-$r15
mov.l $r2, @-$r15
mov.l $r4, @-$r15
mov.l $r5, @-$r15
mov.l $r6, @-$r15
mov.l $r7, @-$r15
!
mov.l 2f, $r11
jsr @$r11
nop
! Pop down $R0--$R2, and $R4--$R7
mov.l @$r15+, $r7
mov.l @$r15+, $r6
mov.l @$r15+, $r5
mov.l @$r15+, $r4
mov.l @$r15+, $r2
mov.l @$r15+, $r1
mov.l @$r15+, $r0
!
mov.l __syscall_ret_trace, $r10
bra 6f
lds $r10, $pr
!
5: mov.l __syscall_ret, $r10
lds $r10, $pr
!
6: mov $r9, $r10
shll2 $r10 ! x4
mov.l __sct, $r11
add $r11, $r10
mov.l @$r10, $r11
jmp @$r11
nop
! In case of trace
.align 2
3:
#ifdef COMPAT_OLD_SYSCALL_ABI
add $r8, $r15 ! pop off the arguments
#endif
mov.l $r0, @(R0,$r15) ! save the return value
mov.l 2f, $r1
mova SYMBOL_NAME(ret_from_syscall), $r0
jmp @$r1
lds $r0, $pr
.align 2
1: .long TRA
2: .long SYMBOL_NAME(syscall_trace)
__n_sys: .long NR_syscalls
__sct: .long SYMBOL_NAME(sys_call_table)
__syscall_ret_trace:
.long 3b
__syscall_ret:
.long SYMBOL_NAME(syscall_ret)
#ifdef COMPAT_OLD_SYSCALL_ABI
.section .fixup,"ax"
fixup_syscall_argerr:
rts
mov.l 1f, $r0
1: .long -22 ! -EINVAL
.previous
.section __ex_table, "a"
.align 2
.long 4b,fixup_syscall_argerr
.previous
#endif
.align 2
reschedule:
mova SYMBOL_NAME(ret_from_syscall), $r0
mov.l 1f, $r1
jmp @$r1
lds $r0, $pr
.align 2
1: .long SYMBOL_NAME(schedule)
ENTRY(ret_from_irq)
mov #SR, $r0
mov.l @($r0,$r15), $r0 ! get status register
shll $r0
shll $r0 ! kernel space?
bt restore_all ! Yes, it's from kernel, go back soon
!
STI()
bra ret_with_reschedule
nop
ENTRY(ret_from_exception)
mov #SR, $r0
mov.l @($r0,$r15), $r0 ! get status register
shll $r0
shll $r0 ! kernel space?
bt restore_all ! Yes, it's from kernel, go back soon
!
STI()
bra ret_from_syscall
nop
.align 2
__INV_IMASK:
.long 0xffffff0f ! ~(IMASK)
.align 2
syscall_ret:
#ifdef COMPAT_OLD_SYSCALL_ABI
add $r8, $r15 ! pop off the arguments
#endif
mov.l $r0, @(R0,$r15) ! save the return value
/* fall through */
ENTRY(ret_from_syscall)
mov.l __irq_stat, $r0 ! softirq_active
mov.l @$r0, $r1
mov.l @(4,$r0), $r2 ! softirq_mask
tst $r2, $r1
bt ret_with_reschedule
handle_softirq:
mov.l __do_softirq, $r0
jsr @$r0
nop
ret_with_reschedule:
stc $k_current, $r1
mov.l @(need_resched,$r1), $r0
tst #0xff, $r0
bf reschedule
mov.l @(sigpending,$r1), $r0
tst #0xff, $r0
bt restore_all
signal_return:
mov $r15, $r4
mov #0, $r5
mov.l __do_signal, $r1
mova restore_all, $r0
jmp @$r1
lds $r0, $pr
.align 2
__do_signal:
.long SYMBOL_NAME(do_signal)
__irq_stat:
.long SYMBOL_NAME(irq_stat)
__do_softirq:
.long SYMBOL_NAME(do_softirq)
.align 2
restore_all:
#if defined(__SH4__)
mov.l __fpu_prepare_fd, $r0
jsr @$r0
stc $sr, $r4
#endif
!
mov.l @$r15+, $r0
mov.l @$r15+, $r1
mov.l @$r15+, $r2
mov.l @$r15+, $r3
mov.l @$r15+, $r4
mov.l @$r15+, $r5
mov.l @$r15+, $r6
mov.l @$r15+, $r7
!
stc $sr, $r8
mov.l __blrb_flags, $r9 ! BL =1, RB=1
or $r9, $r8
ldc $r8, $sr ! here, change the register bank
!
mov.l @$r15+, $r8
mov.l @$r15+, $r9
mov.l @$r15+, $r10
mov.l @$r15+, $r11
mov.l @$r15+, $r12
mov.l @$r15+, $r13
mov.l @$r15+, $r14
mov.l @$r15+, $k4 ! original stack pointer
ldc.l @$r15+, $spc
lds.l @$r15+, $pr
mov.l @$r15+, $k3 ! original SR
ldc.l @$r15+, $gbr
lds.l @$r15+, $mach
lds.l @$r15+, $macl
add #4, $r15 ! Skip syscall number
!
! Calculate new SR value
mov $k3, $k2 ! original SR value
mov.l 1f, $k1
stc $sr, $k0
and $k1, $k0 ! Get current FD-bit
mov.l 2f, $k1
and $k1, $k2 ! Mask orignal SR value
or $k0, $k2 ! Inherit current FD-bit
!
mov $k3, $k0 ! Calculate IMASK-bits
shlr2 $k0
and #0x3c, $k0
cmp/eq #0x3c, $k0
bt/s 7f
shll2 $k0
mov $g_imask, $k0
!
7: or $k0, $k2 ! Set the IMASK-bits
ldc $k2, $ssr
!
#if defined(__SH4__)
shll $k2
shll $k2
bf 9f ! user mode
/* Kernel to kernel transition */
mov.l 1f, $k1
tst $k1, $k3
bf 9f ! it hadn't FPU
! Kernel to kernel and FPU was used
! There's the case we don't get FPU now
stc $sr, $k2
tst $k1, $k2
bt 8f
! We need to grab FPU here
xor $k1, $k2
ldc $k2, $sr ! Grab FPU
mov.l __init_task_flags, $k1
mov.l @$k1, $k2
mov.l __PF_USEDFPU, $k0
or $k0, $k2
mov.l $k2, @$k1 ! Set init_task.flags |= PF_USEDFPU
!
! Restoring FPU...
!
8: mov.l 3f, $k1
lds $k1, $fpscr
fmov.s @$r15+, $fr0
fmov.s @$r15+, $fr1
fmov.s @$r15+, $fr2
fmov.s @$r15+, $fr3
fmov.s @$r15+, $fr4
fmov.s @$r15+, $fr5
fmov.s @$r15+, $fr6
fmov.s @$r15+, $fr7
fmov.s @$r15+, $fr8
fmov.s @$r15+, $fr9
fmov.s @$r15+, $fr10
fmov.s @$r15+, $fr11
fmov.s @$r15+, $fr12
fmov.s @$r15+, $fr13
fmov.s @$r15+, $fr14
fmov.s @$r15+, $fr15
lds.l @$r15+, $fpscr
lds.l @$r15+, $fpul
9:
#endif
mov $k4, $r15
rte
nop
.align 2
__blrb_flags: .long 0x30000000
#if defined(__SH4__)
__fpu_prepare_fd:
.long SYMBOL_NAME(fpu_prepare_fd)
__init_task_flags:
.long SYMBOL_NAME(init_task_union)+4
__PF_USEDFPU:
.long PF_USEDFPU
#endif
1: .long 0x00008000 ! FD
2: .long 0xffff7f0f ! ~(IMASK+FD)
3: .long 0x00080000 ! SZ=0, PR=1
! Exception Vector Base
!
! Should be aligned page boundary.
!
.balign 4096,0,4096
ENTRY(vbr_base)
.long 0
!
.balign 256,0,256
general_exception:
mov.l 1f, $k2
mov.l 2f, $k3
bra handle_exception
mov.l @$k2, $k2
.align 2
2: .long SYMBOL_NAME(ret_from_exception)
1: .long EXPEVT
!
!
.balign 1024,0,1024
tlb_miss:
mov.l 1f, $k2
mov.l 4f, $k3
bra handle_exception
mov.l @$k2, $k2
!
.balign 512,0,512
interrupt:
mov.l 2f, $k2
mov.l 3f, $k3
bra handle_exception
mov.l @$k2, $k2
.align 2
1: .long EXPEVT
2: .long INTEVT
3: .long SYMBOL_NAME(ret_from_irq)
4: .long SYMBOL_NAME(ret_from_exception)
!
!
handle_exception:
! Using k0, k1 for scratch registers (r0_bank1, r1_bank),
! save all registers onto stack.
!
stc $ssr, $k0 ! from kernel space?
shll $k0 ! Check MD bit (bit30) by shifting it into the T bit
shll $k0
#if defined(__SH4__)
bf/s 8f ! it's from user to kernel transition
mov $r15, $k0 ! save original stack to k0
/* It's a kernel to kernel transition. */
/* Is the FPU disabled? */
mov.l 2f, $k1
stc $ssr, $k0
tst $k1, $k0
mov.l 4f, $k1
bf/s 9f ! FPU is not enabled, no need to save it
mov $r15, $k0 ! save original stack to k0
! FPU is enabled, save it
! /* XXX: Need to save another bank of FPU if all FPU feature is used */
! /* Currently it's not the case for GCC (only udivsi3_i4, divsi3_i4) */
sts.l $fpul, @-$r15
sts.l $fpscr, @-$r15
mov.l 6f, $k1
lds $k1, $fpscr
mov.l 3f, $k1
fmov.s $fr15, @-$r15
fmov.s $fr14, @-$r15
fmov.s $fr13, @-$r15
fmov.s $fr12, @-$r15
fmov.s $fr11, @-$r15
fmov.s $fr10, @-$r15
fmov.s $fr9, @-$r15
fmov.s $fr8, @-$r15
fmov.s $fr7, @-$r15
fmov.s $fr6, @-$r15
fmov.s $fr5, @-$r15
fmov.s $fr4, @-$r15
fmov.s $fr3, @-$r15
fmov.s $fr2, @-$r15
fmov.s $fr1, @-$r15
bra 9f
fmov.s $fr0, @-$r15
#else
mov.l 3f, $k1
bt/s 9f ! it's a kernel to kernel transition, and skip the FPU save.
mov $r15, $k0 ! save original stack to k0 anyway
#endif
8: /* User space to kernel */
mov #0x20, $k1
shll8 $k1 ! $k1 <= 8192
add $current, $k1
mov $k1, $r15 ! change to kernel stack
!
mov.l 4f, $k1 ! let kernel release FPU
9: ! Save the user registers on the stack.
! At this point, k1 should have been set to the new SR value
mov #-1, $k4
mov.l $k4, @-$r15 ! syscall_nr (default: -1)
!
sts.l $macl, @-$r15
sts.l $mach, @-$r15
stc.l $gbr, @-$r15
stc.l $ssr, @-$r15
sts.l $pr, @-$r15
stc.l $spc, @-$r15
!
lds $k3, $pr ! Set the return address to pr
!
mov.l $k0, @-$r15 ! save orignal stack
mov.l $r14, @-$r15
mov.l $r13, @-$r15
mov.l $r12, @-$r15
mov.l $r11, @-$r15
mov.l $r10, @-$r15
mov.l $r9, @-$r15
mov.l $r8, @-$r15
!
stc $sr, $r8 ! Back to normal register bank, and
or $k1, $r8 ! Block all interrupts, may release FPU
mov.l 5f, $k1
and $k1, $r8 ! ...
ldc $r8, $sr ! ...changed here.
!
mov.l $r7, @-$r15
mov.l $r6, @-$r15
mov.l $r5, @-$r15
mov.l $r4, @-$r15
mov.l $r3, @-$r15
mov.l $r2, @-$r15
mov.l $r1, @-$r15
mov.l $r0, @-$r15
! Then, dispatch to the handler, according to the exception code.
stc $k_ex_code, $r8
shlr2 $r8
shlr $r8
mov.l 1f, $r9
add $r8, $r9
mov.l @$r9, $r9
jmp @$r9
nop
.align 2
1: .long SYMBOL_NAME(exception_handling_table)
2: .long 0x00008000 ! FD=1
3: .long 0x000000f0 ! FD=0, IMASK=15
4: .long 0x000080f0 ! FD=1, IMASK=15
5: .long 0xcfffffff ! RB=0, BL=0
6: .long 0x00080000 ! SZ=0, PR=1
none:
rts
nop
.data
ENTRY(exception_handling_table)
.long error
.long error
.long tlb_miss_load
.long tlb_miss_store
.long initial_page_write
.long tlb_protection_violation_load
.long tlb_protection_violation_store
.long error ! address_error_load (filled by trap_init)
.long error ! address_error_store (filled by trap_init)
#if defined(__SH4__)
.long SYMBOL_NAME(do_fpu_error)
#else
.long error ! fpu_exception
#endif
.long error
.long system_call ! Unconditional Trap
.long error ! reserved_instruction (filled by trap_init)
.long error ! illegal_slot_instruction (filled by trap_init)
ENTRY(nmi_slot)
.long none ! Not implemented yet
ENTRY(user_break_point_trap)
.long break_point_trap
ENTRY(interrupt_table)
! external hardware
.long SYMBOL_NAME(do_IRQ) ! 0000
.long SYMBOL_NAME(do_IRQ) ! 0001
.long SYMBOL_NAME(do_IRQ) ! 0010
.long SYMBOL_NAME(do_IRQ) ! 0011
.long SYMBOL_NAME(do_IRQ) ! 0100
.long SYMBOL_NAME(do_IRQ) ! 0101
.long SYMBOL_NAME(do_IRQ) ! 0110
.long SYMBOL_NAME(do_IRQ) ! 0111
.long SYMBOL_NAME(do_IRQ) ! 1000
.long SYMBOL_NAME(do_IRQ) ! 1001
.long SYMBOL_NAME(do_IRQ) ! 1010
.long SYMBOL_NAME(do_IRQ) ! 1011
.long SYMBOL_NAME(do_IRQ) ! 1100
.long SYMBOL_NAME(do_IRQ) ! 1101
.long SYMBOL_NAME(do_IRQ) ! 1110
.long error
! Internal hardware
.long SYMBOL_NAME(do_IRQ) ! TMU0 tuni0
.long SYMBOL_NAME(do_IRQ) ! TMU1 tuni1
.long SYMBOL_NAME(do_IRQ) ! TMU2 tuni2
.long SYMBOL_NAME(do_IRQ) ! ticpi2
.long SYMBOL_NAME(do_IRQ) ! RTC ati
.long SYMBOL_NAME(do_IRQ) ! pri
.long SYMBOL_NAME(do_IRQ) ! cui
.long SYMBOL_NAME(do_IRQ) ! SCI eri
.long SYMBOL_NAME(do_IRQ) ! rxi
.long SYMBOL_NAME(do_IRQ) ! txi
.long SYMBOL_NAME(do_IRQ) ! tei
.long SYMBOL_NAME(do_IRQ) ! WDT iti
.long SYMBOL_NAME(do_IRQ) ! REF rcmi
.long SYMBOL_NAME(do_IRQ) ! rovi
.long SYMBOL_NAME(do_IRQ)
.long SYMBOL_NAME(do_IRQ)
#if defined(CONFIG_CPU_SUBTYPE_SH7707) || defined(CONFIG_CPU_SUBTYPE_SH7709)
.long SYMBOL_NAME(do_IRQ) ! 32 IRQ irq0
.long SYMBOL_NAME(do_IRQ) ! 33 irq1
.long SYMBOL_NAME(do_IRQ) ! 34 irq2
.long SYMBOL_NAME(do_IRQ) ! 35 irq3
.long SYMBOL_NAME(do_IRQ) ! 36 irq4
.long SYMBOL_NAME(do_IRQ) ! 37 irq5
.long SYMBOL_NAME(do_IRQ) ! 38
.long SYMBOL_NAME(do_IRQ) ! 39
.long SYMBOL_NAME(do_IRQ) ! 40 PINT pint0-7
.long SYMBOL_NAME(do_IRQ) ! 41 pint8-15
.long SYMBOL_NAME(do_IRQ) ! 42
.long SYMBOL_NAME(do_IRQ) ! 43
.long SYMBOL_NAME(do_IRQ) ! 44
.long SYMBOL_NAME(do_IRQ) ! 45
.long SYMBOL_NAME(do_IRQ) ! 46
.long SYMBOL_NAME(do_IRQ) ! 47
.long SYMBOL_NAME(do_IRQ) ! 48 DMAC dei0
.long SYMBOL_NAME(do_IRQ) ! 49 dei1
.long SYMBOL_NAME(do_IRQ) ! 50 dei2
.long SYMBOL_NAME(do_IRQ) ! 51 dei3
.long SYMBOL_NAME(do_IRQ) ! 52 IrDA eri1
.long SYMBOL_NAME(do_IRQ) ! 53 rxi1
.long SYMBOL_NAME(do_IRQ) ! 54 bri1
.long SYMBOL_NAME(do_IRQ) ! 55 txi1
.long SYMBOL_NAME(do_IRQ) ! 56 SCIF eri2
.long SYMBOL_NAME(do_IRQ) ! 57 rxi2
.long SYMBOL_NAME(do_IRQ) ! 58 bri2
.long SYMBOL_NAME(do_IRQ) ! 59 txi2
.long SYMBOL_NAME(do_IRQ) ! 60 ADC adi
#if defined(CONFIG_CPU_SUBTYPE_SH7707)
.long SYMBOL_NAME(do_IRQ) ! 61 LCDC lcdi
.long SYMBOL_NAME(do_IRQ) ! 62 PCC pcc0i
.long SYMBOL_NAME(do_IRQ) ! 63 pcc1i
#endif
#elif defined(__SH4__)
.long SYMBOL_NAME(do_IRQ) ! Hitachi UDI
.long SYMBOL_NAME(do_IRQ) ! GPIO
.long SYMBOL_NAME(do_IRQ) ! DMAC dmte0
.long SYMBOL_NAME(do_IRQ) ! dmte1
.long SYMBOL_NAME(do_IRQ) ! dmte2
.long SYMBOL_NAME(do_IRQ) ! dmte3
.long SYMBOL_NAME(do_IRQ) ! dmae
.long SYMBOL_NAME(do_IRQ)
.long SYMBOL_NAME(do_IRQ) ! SCIF eri
.long SYMBOL_NAME(do_IRQ) ! rxi
.long SYMBOL_NAME(do_IRQ) ! bri
.long SYMBOL_NAME(do_IRQ) ! txi
.long error
.long error
.long error
.long error
.long SYMBOL_NAME(do_fpu_state_restore)
.long SYMBOL_NAME(do_fpu_state_restore)
#endif
ENTRY(sys_call_table)
.long SYMBOL_NAME(sys_ni_syscall) /* 0 - old "setup()" system call*/
.long SYMBOL_NAME(sys_exit)
.long SYMBOL_NAME(sys_fork)
.long SYMBOL_NAME(sys_read)
.long SYMBOL_NAME(sys_write)
.long SYMBOL_NAME(sys_open) /* 5 */
.long SYMBOL_NAME(sys_close)
.long SYMBOL_NAME(sys_waitpid)
.long SYMBOL_NAME(sys_creat)
.long SYMBOL_NAME(sys_link)
.long SYMBOL_NAME(sys_unlink) /* 10 */
.long SYMBOL_NAME(sys_execve)
.long SYMBOL_NAME(sys_chdir)
.long SYMBOL_NAME(sys_time)
.long SYMBOL_NAME(sys_mknod)
.long SYMBOL_NAME(sys_chmod) /* 15 */
.long SYMBOL_NAME(sys_lchown16)
.long SYMBOL_NAME(sys_ni_syscall) /* old break syscall holder */
.long SYMBOL_NAME(sys_stat)
.long SYMBOL_NAME(sys_lseek)
.long SYMBOL_NAME(sys_getpid) /* 20 */
.long SYMBOL_NAME(sys_mount)
.long SYMBOL_NAME(sys_oldumount)
.long SYMBOL_NAME(sys_setuid16)
.long SYMBOL_NAME(sys_getuid16)
.long SYMBOL_NAME(sys_stime) /* 25 */
.long SYMBOL_NAME(sys_ptrace)
.long SYMBOL_NAME(sys_alarm)
.long SYMBOL_NAME(sys_fstat)
.long SYMBOL_NAME(sys_pause)
.long SYMBOL_NAME(sys_utime) /* 30 */
.long SYMBOL_NAME(sys_ni_syscall) /* old stty syscall holder */
.long SYMBOL_NAME(sys_ni_syscall) /* old gtty syscall holder */
.long SYMBOL_NAME(sys_access)
.long SYMBOL_NAME(sys_nice)
.long SYMBOL_NAME(sys_ni_syscall) /* 35 */ /* old ftime syscall holder */
.long SYMBOL_NAME(sys_sync)
.long SYMBOL_NAME(sys_kill)
.long SYMBOL_NAME(sys_rename)
.long SYMBOL_NAME(sys_mkdir)
.long SYMBOL_NAME(sys_rmdir) /* 40 */
.long SYMBOL_NAME(sys_dup)
.long SYMBOL_NAME(sys_pipe)
.long SYMBOL_NAME(sys_times)
.long SYMBOL_NAME(sys_ni_syscall) /* old prof syscall holder */
.long SYMBOL_NAME(sys_brk) /* 45 */
.long SYMBOL_NAME(sys_setgid16)
.long SYMBOL_NAME(sys_getgid16)
.long SYMBOL_NAME(sys_signal)
.long SYMBOL_NAME(sys_geteuid16)
.long SYMBOL_NAME(sys_getegid16) /* 50 */
.long SYMBOL_NAME(sys_acct)
.long SYMBOL_NAME(sys_umount) /* recycled never used phys() */
.long SYMBOL_NAME(sys_ni_syscall) /* old lock syscall holder */
.long SYMBOL_NAME(sys_ioctl)
.long SYMBOL_NAME(sys_fcntl) /* 55 */
.long SYMBOL_NAME(sys_ni_syscall) /* old mpx syscall holder */
.long SYMBOL_NAME(sys_setpgid)
.long SYMBOL_NAME(sys_ni_syscall) /* old ulimit syscall holder */
.long SYMBOL_NAME(sys_ni_syscall) /* sys_olduname */
.long SYMBOL_NAME(sys_umask) /* 60 */
.long SYMBOL_NAME(sys_chroot)
.long SYMBOL_NAME(sys_ustat)
.long SYMBOL_NAME(sys_dup2)
.long SYMBOL_NAME(sys_getppid)
.long SYMBOL_NAME(sys_getpgrp) /* 65 */
.long SYMBOL_NAME(sys_setsid)
.long SYMBOL_NAME(sys_sigaction)
.long SYMBOL_NAME(sys_sgetmask)
.long SYMBOL_NAME(sys_ssetmask)
.long SYMBOL_NAME(sys_setreuid16) /* 70 */
.long SYMBOL_NAME(sys_setregid16)
.long SYMBOL_NAME(sys_sigsuspend)
.long SYMBOL_NAME(sys_sigpending)
.long SYMBOL_NAME(sys_sethostname)
.long SYMBOL_NAME(sys_setrlimit) /* 75 */
.long SYMBOL_NAME(sys_old_getrlimit)
.long SYMBOL_NAME(sys_getrusage)
.long SYMBOL_NAME(sys_gettimeofday)
.long SYMBOL_NAME(sys_settimeofday)
.long SYMBOL_NAME(sys_getgroups16) /* 80 */
.long SYMBOL_NAME(sys_setgroups16)
.long SYMBOL_NAME(sys_ni_syscall) /* sys_oldselect */
.long SYMBOL_NAME(sys_symlink)
.long SYMBOL_NAME(sys_lstat)
.long SYMBOL_NAME(sys_readlink) /* 85 */
.long SYMBOL_NAME(sys_uselib)
.long SYMBOL_NAME(sys_swapon)
.long SYMBOL_NAME(sys_reboot)
.long SYMBOL_NAME(old_readdir)
.long SYMBOL_NAME(old_mmap) /* 90 */
.long SYMBOL_NAME(sys_munmap)
.long SYMBOL_NAME(sys_truncate)
.long SYMBOL_NAME(sys_ftruncate)
.long SYMBOL_NAME(sys_fchmod)
.long SYMBOL_NAME(sys_fchown16) /* 95 */
.long SYMBOL_NAME(sys_getpriority)
.long SYMBOL_NAME(sys_setpriority)
.long SYMBOL_NAME(sys_ni_syscall) /* old profil syscall holder */
.long SYMBOL_NAME(sys_statfs)
.long SYMBOL_NAME(sys_fstatfs) /* 100 */
.long SYMBOL_NAME(sys_ni_syscall) /* ioperm */
.long SYMBOL_NAME(sys_socketcall)
.long SYMBOL_NAME(sys_syslog)
.long SYMBOL_NAME(sys_setitimer)
.long SYMBOL_NAME(sys_getitimer) /* 105 */
.long SYMBOL_NAME(sys_newstat)
.long SYMBOL_NAME(sys_newlstat)
.long SYMBOL_NAME(sys_newfstat)
.long SYMBOL_NAME(sys_uname)
.long SYMBOL_NAME(sys_ni_syscall) /* 110 */ /* iopl */
.long SYMBOL_NAME(sys_vhangup)
.long SYMBOL_NAME(sys_ni_syscall) /* idle */
.long SYMBOL_NAME(sys_ni_syscall) /* vm86old */
.long SYMBOL_NAME(sys_wait4)
.long SYMBOL_NAME(sys_swapoff) /* 115 */
.long SYMBOL_NAME(sys_sysinfo)
.long SYMBOL_NAME(sys_ipc)
.long SYMBOL_NAME(sys_fsync)
.long SYMBOL_NAME(sys_sigreturn)
.long SYMBOL_NAME(sys_clone) /* 120 */
.long SYMBOL_NAME(sys_setdomainname)
.long SYMBOL_NAME(sys_newuname)
.long SYMBOL_NAME(sys_ni_syscall) /* sys_modify_ldt */
.long SYMBOL_NAME(sys_adjtimex)
.long SYMBOL_NAME(sys_mprotect) /* 125 */
.long SYMBOL_NAME(sys_sigprocmask)
.long SYMBOL_NAME(sys_create_module)
.long SYMBOL_NAME(sys_init_module)
.long SYMBOL_NAME(sys_delete_module)
.long SYMBOL_NAME(sys_get_kernel_syms) /* 130 */
.long SYMBOL_NAME(sys_quotactl)
.long SYMBOL_NAME(sys_getpgid)
.long SYMBOL_NAME(sys_fchdir)
.long SYMBOL_NAME(sys_bdflush)
.long SYMBOL_NAME(sys_sysfs) /* 135 */
.long SYMBOL_NAME(sys_personality)
.long SYMBOL_NAME(sys_ni_syscall) /* for afs_syscall */
.long SYMBOL_NAME(sys_setfsuid16)
.long SYMBOL_NAME(sys_setfsgid16)
.long SYMBOL_NAME(sys_llseek) /* 140 */
.long SYMBOL_NAME(sys_getdents)
.long SYMBOL_NAME(sys_select)
.long SYMBOL_NAME(sys_flock)
.long SYMBOL_NAME(sys_msync)
.long SYMBOL_NAME(sys_readv) /* 145 */
.long SYMBOL_NAME(sys_writev)
.long SYMBOL_NAME(sys_getsid)
.long SYMBOL_NAME(sys_fdatasync)
.long SYMBOL_NAME(sys_sysctl)
.long SYMBOL_NAME(sys_mlock) /* 150 */
.long SYMBOL_NAME(sys_munlock)
.long SYMBOL_NAME(sys_mlockall)
.long SYMBOL_NAME(sys_munlockall)
.long SYMBOL_NAME(sys_sched_setparam)
.long SYMBOL_NAME(sys_sched_getparam) /* 155 */
.long SYMBOL_NAME(sys_sched_setscheduler)
.long SYMBOL_NAME(sys_sched_getscheduler)
.long SYMBOL_NAME(sys_sched_yield)
.long SYMBOL_NAME(sys_sched_get_priority_max)
.long SYMBOL_NAME(sys_sched_get_priority_min) /* 160 */
.long SYMBOL_NAME(sys_sched_rr_get_interval)
.long SYMBOL_NAME(sys_nanosleep)
.long SYMBOL_NAME(sys_mremap)
.long SYMBOL_NAME(sys_setresuid16)
.long SYMBOL_NAME(sys_getresuid16) /* 165 */
.long SYMBOL_NAME(sys_ni_syscall) /* vm86 */
.long SYMBOL_NAME(sys_query_module)
.long SYMBOL_NAME(sys_poll)
.long SYMBOL_NAME(sys_nfsservctl)
.long SYMBOL_NAME(sys_setresgid16) /* 170 */
.long SYMBOL_NAME(sys_getresgid16)
.long SYMBOL_NAME(sys_prctl)
.long SYMBOL_NAME(sys_rt_sigreturn)
.long SYMBOL_NAME(sys_rt_sigaction)
.long SYMBOL_NAME(sys_rt_sigprocmask) /* 175 */
.long SYMBOL_NAME(sys_rt_sigpending)
.long SYMBOL_NAME(sys_rt_sigtimedwait)
.long SYMBOL_NAME(sys_rt_sigqueueinfo)
.long SYMBOL_NAME(sys_rt_sigsuspend)
.long SYMBOL_NAME(sys_pread) /* 180 */
.long SYMBOL_NAME(sys_pwrite)
.long SYMBOL_NAME(sys_chown16)
.long SYMBOL_NAME(sys_getcwd)
.long SYMBOL_NAME(sys_capget)
.long SYMBOL_NAME(sys_capset) /* 185 */
.long SYMBOL_NAME(sys_sigaltstack)
.long SYMBOL_NAME(sys_sendfile)
.long SYMBOL_NAME(sys_ni_syscall) /* streams1 */
.long SYMBOL_NAME(sys_ni_syscall) /* streams2 */
.long SYMBOL_NAME(sys_vfork) /* 190 */
.long SYMBOL_NAME(sys_getrlimit)
.long SYMBOL_NAME(sys_mmap2)
.long SYMBOL_NAME(sys_truncate64)
.long SYMBOL_NAME(sys_ftruncate64)
.long SYMBOL_NAME(sys_stat64) /* 195 */
.long SYMBOL_NAME(sys_lstat64)
.long SYMBOL_NAME(sys_fstat64)
.long SYMBOL_NAME(sys_lchown)
.long SYMBOL_NAME(sys_getuid)
.long SYMBOL_NAME(sys_getgid) /* 200 */
.long SYMBOL_NAME(sys_geteuid)
.long SYMBOL_NAME(sys_getegid)
.long SYMBOL_NAME(sys_setreuid)
.long SYMBOL_NAME(sys_setregid)
.long SYMBOL_NAME(sys_getgroups) /* 205 */
.long SYMBOL_NAME(sys_setgroups)
.long SYMBOL_NAME(sys_fchown)
.long SYMBOL_NAME(sys_setresuid)
.long SYMBOL_NAME(sys_getresuid)
.long SYMBOL_NAME(sys_setresgid) /* 210 */
.long SYMBOL_NAME(sys_getresgid)
.long SYMBOL_NAME(sys_chown)
.long SYMBOL_NAME(sys_setuid)
.long SYMBOL_NAME(sys_setgid)
.long SYMBOL_NAME(sys_setfsuid) /* 215 */
.long SYMBOL_NAME(sys_setfsgid)
.long SYMBOL_NAME(sys_pivot_root)
.long SYMBOL_NAME(sys_mincore)
.long SYMBOL_NAME(sys_madvise)
.long SYMBOL_NAME(sys_getdents64) /* 220 */
/*
* NOTE!! This doesn't have to be exact - we just have
* to make sure we have _enough_ of the "sys_ni_syscall"
* entries. Don't panic if you notice that this hasn't
* been shrunk every time we add a new system call.
*/
.rept NR_syscalls-220
.long SYMBOL_NAME(sys_ni_syscall)
.endr
/* End of entry.S */
