mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-11 12:28:41 +08:00
[ARM] 5227/1: Add the ENDPROC declarations to the .S files
This declaration specifies the "function" type and size for various assembly functions, mainly needed for generating the correct branch instructions in Thumb-2. Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Catalin Marinas
Russell King
parent
8d5796d2ec
commit
93ed397011
@ -421,6 +421,7 @@ __setup_mmu: sub r3, r4, #16384 @ Page directory size
|
||||
add r1, r1, #1048576
|
||||
str r1, [r0]
|
||||
mov pc, lr
|
||||
ENDPROC(__setup_mmu)
|
||||
|
||||
__armv4_mmu_cache_on:
|
||||
mov r12, lr
|
||||
|
||||
@ -89,10 +89,12 @@
|
||||
ENTRY(printhex8)
|
||||
mov r1, #8
|
||||
b printhex
|
||||
ENDPROC(printhex8)
|
||||
|
||||
ENTRY(printhex4)
|
||||
mov r1, #4
|
||||
b printhex
|
||||
ENDPROC(printhex4)
|
||||
|
||||
ENTRY(printhex2)
|
||||
mov r1, #2
|
||||
@ -110,6 +112,7 @@ printhex: adr r2, hexbuf
|
||||
bne 1b
|
||||
mov r0, r2
|
||||
b printascii
|
||||
ENDPROC(printhex2)
|
||||
|
||||
.ltorg
|
||||
|
||||
@ -127,11 +130,13 @@ ENTRY(printascii)
|
||||
teqne r1, #0
|
||||
bne 1b
|
||||
mov pc, lr
|
||||
ENDPROC(printascii)
|
||||
|
||||
ENTRY(printch)
|
||||
addruart r3
|
||||
mov r1, r0
|
||||
mov r0, #0
|
||||
b 1b
|
||||
ENDPROC(printch)
|
||||
|
||||
hexbuf: .space 16
|
||||
|
||||
@ -76,14 +76,17 @@
|
||||
__pabt_invalid:
|
||||
inv_entry BAD_PREFETCH
|
||||
b common_invalid
|
||||
ENDPROC(__pabt_invalid)
|
||||
|
||||
__dabt_invalid:
|
||||
inv_entry BAD_DATA
|
||||
b common_invalid
|
||||
ENDPROC(__dabt_invalid)
|
||||
|
||||
__irq_invalid:
|
||||
inv_entry BAD_IRQ
|
||||
b common_invalid
|
||||
ENDPROC(__irq_invalid)
|
||||
|
||||
__und_invalid:
|
||||
inv_entry BAD_UNDEFINSTR
|
||||
@ -107,6 +110,7 @@ common_invalid:
|
||||
|
||||
mov r0, sp
|
||||
b bad_mode
|
||||
ENDPROC(__und_invalid)
|
||||
|
||||
/*
|
||||
* SVC mode handlers
|
||||
@ -192,6 +196,7 @@ __dabt_svc:
|
||||
ldr r0, [sp, #S_PSR]
|
||||
msr spsr_cxsf, r0
|
||||
ldmia sp, {r0 - pc}^ @ load r0 - pc, cpsr
|
||||
ENDPROC(__dabt_svc)
|
||||
|
||||
.align 5
|
||||
__irq_svc:
|
||||
@ -223,6 +228,7 @@ __irq_svc:
|
||||
bleq trace_hardirqs_on
|
||||
#endif
|
||||
ldmia sp, {r0 - pc}^ @ load r0 - pc, cpsr
|
||||
ENDPROC(__irq_svc)
|
||||
|
||||
.ltorg
|
||||
|
||||
@ -272,6 +278,7 @@ __und_svc:
|
||||
ldr lr, [sp, #S_PSR] @ Get SVC cpsr
|
||||
msr spsr_cxsf, lr
|
||||
ldmia sp, {r0 - pc}^ @ Restore SVC registers
|
||||
ENDPROC(__und_svc)
|
||||
|
||||
.align 5
|
||||
__pabt_svc:
|
||||
@ -313,6 +320,7 @@ __pabt_svc:
|
||||
ldr r0, [sp, #S_PSR]
|
||||
msr spsr_cxsf, r0
|
||||
ldmia sp, {r0 - pc}^ @ load r0 - pc, cpsr
|
||||
ENDPROC(__pabt_svc)
|
||||
|
||||
.align 5
|
||||
.LCcralign:
|
||||
@ -412,6 +420,7 @@ __dabt_usr:
|
||||
mov r2, sp
|
||||
adr lr, ret_from_exception
|
||||
b do_DataAbort
|
||||
ENDPROC(__dabt_usr)
|
||||
|
||||
.align 5
|
||||
__irq_usr:
|
||||
@ -441,6 +450,7 @@ __irq_usr:
|
||||
|
||||
mov why, #0
|
||||
b ret_to_user
|
||||
ENDPROC(__irq_usr)
|
||||
|
||||
.ltorg
|
||||
|
||||
@ -474,6 +484,7 @@ __und_usr:
|
||||
#else
|
||||
b __und_usr_unknown
|
||||
#endif
|
||||
ENDPROC(__und_usr)
|
||||
|
||||
@
|
||||
@ fallthrough to call_fpe
|
||||
@ -642,6 +653,7 @@ __und_usr_unknown:
|
||||
mov r0, sp
|
||||
adr lr, ret_from_exception
|
||||
b do_undefinstr
|
||||
ENDPROC(__und_usr_unknown)
|
||||
|
||||
.align 5
|
||||
__pabt_usr:
|
||||
@ -666,6 +678,8 @@ ENTRY(ret_from_exception)
|
||||
get_thread_info tsk
|
||||
mov why, #0
|
||||
b ret_to_user
|
||||
ENDPROC(__pabt_usr)
|
||||
ENDPROC(ret_from_exception)
|
||||
|
||||
/*
|
||||
* Register switch for ARMv3 and ARMv4 processors
|
||||
@ -702,6 +716,7 @@ ENTRY(__switch_to)
|
||||
bl atomic_notifier_call_chain
|
||||
mov r0, r5
|
||||
ldmia r4, {r4 - sl, fp, sp, pc} @ Load all regs saved previously
|
||||
ENDPROC(__switch_to)
|
||||
|
||||
__INIT
|
||||
|
||||
@ -1029,6 +1044,7 @@ vector_\name:
|
||||
mov r0, sp
|
||||
ldr lr, [pc, lr, lsl #2]
|
||||
movs pc, lr @ branch to handler in SVC mode
|
||||
ENDPROC(vector_\name)
|
||||
.endm
|
||||
|
||||
.globl __stubs_start
|
||||
|
||||
@ -77,6 +77,7 @@ no_work_pending:
|
||||
mov r0, r0
|
||||
add sp, sp, #S_FRAME_SIZE - S_PC
|
||||
movs pc, lr @ return & move spsr_svc into cpsr
|
||||
ENDPROC(ret_to_user)
|
||||
|
||||
/*
|
||||
* This is how we return from a fork.
|
||||
@ -92,7 +93,7 @@ ENTRY(ret_from_fork)
|
||||
mov r0, #1 @ trace exit [IP = 1]
|
||||
bl syscall_trace
|
||||
b ret_slow_syscall
|
||||
|
||||
ENDPROC(ret_from_fork)
|
||||
|
||||
.equ NR_syscalls,0
|
||||
#define CALL(x) .equ NR_syscalls,NR_syscalls+1
|
||||
@ -269,6 +270,7 @@ ENTRY(vector_swi)
|
||||
eor r0, scno, #__NR_SYSCALL_BASE @ put OS number back
|
||||
bcs arm_syscall
|
||||
b sys_ni_syscall @ not private func
|
||||
ENDPROC(vector_swi)
|
||||
|
||||
/*
|
||||
* This is the really slow path. We're going to be doing
|
||||
@ -326,7 +328,6 @@ ENTRY(sys_call_table)
|
||||
*/
|
||||
@ r0 = syscall number
|
||||
@ r8 = syscall table
|
||||
.type sys_syscall, #function
|
||||
sys_syscall:
|
||||
bic scno, r0, #__NR_OABI_SYSCALL_BASE
|
||||
cmp scno, #__NR_syscall - __NR_SYSCALL_BASE
|
||||
@ -338,53 +339,65 @@ sys_syscall:
|
||||
movlo r3, r4
|
||||
ldrlo pc, [tbl, scno, lsl #2]
|
||||
b sys_ni_syscall
|
||||
ENDPROC(sys_syscall)
|
||||
|
||||
sys_fork_wrapper:
|
||||
add r0, sp, #S_OFF
|
||||
b sys_fork
|
||||
ENDPROC(sys_fork_wrapper)
|
||||
|
||||
sys_vfork_wrapper:
|
||||
add r0, sp, #S_OFF
|
||||
b sys_vfork
|
||||
ENDPROC(sys_vfork_wrapper)
|
||||
|
||||
sys_execve_wrapper:
|
||||
add r3, sp, #S_OFF
|
||||
b sys_execve
|
||||
ENDPROC(sys_execve_wrapper)
|
||||
|
||||
sys_clone_wrapper:
|
||||
add ip, sp, #S_OFF
|
||||
str ip, [sp, #4]
|
||||
b sys_clone
|
||||
ENDPROC(sys_clone_wrapper)
|
||||
|
||||
sys_sigsuspend_wrapper:
|
||||
add r3, sp, #S_OFF
|
||||
b sys_sigsuspend
|
||||
ENDPROC(sys_sigsuspend_wrapper)
|
||||
|
||||
sys_rt_sigsuspend_wrapper:
|
||||
add r2, sp, #S_OFF
|
||||
b sys_rt_sigsuspend
|
||||
ENDPROC(sys_rt_sigsuspend_wrapper)
|
||||
|
||||
sys_sigreturn_wrapper:
|
||||
add r0, sp, #S_OFF
|
||||
b sys_sigreturn
|
||||
ENDPROC(sys_sigreturn_wrapper)
|
||||
|
||||
sys_rt_sigreturn_wrapper:
|
||||
add r0, sp, #S_OFF
|
||||
b sys_rt_sigreturn
|
||||
ENDPROC(sys_rt_sigreturn_wrapper)
|
||||
|
||||
sys_sigaltstack_wrapper:
|
||||
ldr r2, [sp, #S_OFF + S_SP]
|
||||
b do_sigaltstack
|
||||
ENDPROC(sys_sigaltstack_wrapper)
|
||||
|
||||
sys_statfs64_wrapper:
|
||||
teq r1, #88
|
||||
moveq r1, #84
|
||||
b sys_statfs64
|
||||
ENDPROC(sys_statfs64_wrapper)
|
||||
|
||||
sys_fstatfs64_wrapper:
|
||||
teq r1, #88
|
||||
moveq r1, #84
|
||||
b sys_fstatfs64
|
||||
ENDPROC(sys_fstatfs64_wrapper)
|
||||
|
||||
/*
|
||||
* Note: off_4k (r5) is always units of 4K. If we can't do the requested
|
||||
@ -402,11 +415,14 @@ sys_mmap2:
|
||||
str r5, [sp, #4]
|
||||
b do_mmap2
|
||||
#endif
|
||||
ENDPROC(sys_mmap2)
|
||||
|
||||
ENTRY(pabort_ifar)
|
||||
mrc p15, 0, r0, cr6, cr0, 2
|
||||
ENTRY(pabort_noifar)
|
||||
mov pc, lr
|
||||
ENDPROC(pabort_ifar)
|
||||
ENDPROC(pabort_noifar)
|
||||
|
||||
#ifdef CONFIG_OABI_COMPAT
|
||||
|
||||
@ -417,26 +433,31 @@ ENTRY(pabort_noifar)
|
||||
sys_oabi_pread64:
|
||||
stmia sp, {r3, r4}
|
||||
b sys_pread64
|
||||
ENDPROC(sys_oabi_pread64)
|
||||
|
||||
sys_oabi_pwrite64:
|
||||
stmia sp, {r3, r4}
|
||||
b sys_pwrite64
|
||||
ENDPROC(sys_oabi_pwrite64)
|
||||
|
||||
sys_oabi_truncate64:
|
||||
mov r3, r2
|
||||
mov r2, r1
|
||||
b sys_truncate64
|
||||
ENDPROC(sys_oabi_truncate64)
|
||||
|
||||
sys_oabi_ftruncate64:
|
||||
mov r3, r2
|
||||
mov r2, r1
|
||||
b sys_ftruncate64
|
||||
ENDPROC(sys_oabi_ftruncate64)
|
||||
|
||||
sys_oabi_readahead:
|
||||
str r3, [sp]
|
||||
mov r3, r2
|
||||
mov r2, r1
|
||||
b sys_readahead
|
||||
ENDPROC(sys_oabi_readahead)
|
||||
|
||||
/*
|
||||
* Let's declare a second syscall table for old ABI binaries
|
||||
|
||||
@ -36,7 +36,6 @@ __switch_data:
|
||||
* r2 = atags pointer
|
||||
* r9 = processor ID
|
||||
*/
|
||||
.type __mmap_switched, %function
|
||||
__mmap_switched:
|
||||
adr r3, __switch_data + 4
|
||||
|
||||
@ -59,6 +58,7 @@ __mmap_switched:
|
||||
bic r4, r0, #CR_A @ Clear 'A' bit
|
||||
stmia r7, {r0, r4} @ Save control register values
|
||||
b start_kernel
|
||||
ENDPROC(__mmap_switched)
|
||||
|
||||
/*
|
||||
* Exception handling. Something went wrong and we can't proceed. We
|
||||
@ -69,8 +69,6 @@ __mmap_switched:
|
||||
* and hope for the best (useful if bootloader fails to pass a proper
|
||||
* machine ID for example).
|
||||
*/
|
||||
|
||||
.type __error_p, %function
|
||||
__error_p:
|
||||
#ifdef CONFIG_DEBUG_LL
|
||||
adr r0, str_p1
|
||||
@ -84,8 +82,8 @@ str_p1: .asciz "\nError: unrecognized/unsupported processor variant (0x"
|
||||
str_p2: .asciz ").\n"
|
||||
.align
|
||||
#endif
|
||||
ENDPROC(__error_p)
|
||||
|
||||
.type __error_a, %function
|
||||
__error_a:
|
||||
#ifdef CONFIG_DEBUG_LL
|
||||
mov r4, r1 @ preserve machine ID
|
||||
@ -115,13 +113,14 @@ __error_a:
|
||||
adr r0, str_a3
|
||||
bl printascii
|
||||
b __error
|
||||
ENDPROC(__error_a)
|
||||
|
||||
str_a1: .asciz "\nError: unrecognized/unsupported machine ID (r1 = 0x"
|
||||
str_a2: .asciz ").\n\nAvailable machine support:\n\nID (hex)\tNAME\n"
|
||||
str_a3: .asciz "\nPlease check your kernel config and/or bootloader.\n"
|
||||
.align
|
||||
#endif
|
||||
|
||||
.type __error, %function
|
||||
__error:
|
||||
#ifdef CONFIG_ARCH_RPC
|
||||
/*
|
||||
@ -138,6 +137,7 @@ __error:
|
||||
#endif
|
||||
1: mov r0, r0
|
||||
b 1b
|
||||
ENDPROC(__error)
|
||||
|
||||
|
||||
/*
|
||||
@ -153,7 +153,6 @@ __error:
|
||||
* r5 = proc_info pointer in physical address space
|
||||
* r9 = cpuid (preserved)
|
||||
*/
|
||||
.type __lookup_processor_type, %function
|
||||
__lookup_processor_type:
|
||||
adr r3, 3f
|
||||
ldmda r3, {r5 - r7}
|
||||
@ -169,6 +168,7 @@ __lookup_processor_type:
|
||||
blo 1b
|
||||
mov r5, #0 @ unknown processor
|
||||
2: mov pc, lr
|
||||
ENDPROC(__lookup_processor_type)
|
||||
|
||||
/*
|
||||
* This provides a C-API version of the above function.
|
||||
@ -179,6 +179,7 @@ ENTRY(lookup_processor_type)
|
||||
bl __lookup_processor_type
|
||||
mov r0, r5
|
||||
ldmfd sp!, {r4 - r7, r9, pc}
|
||||
ENDPROC(lookup_processor_type)
|
||||
|
||||
/*
|
||||
* Look in <asm/procinfo.h> and arch/arm/kernel/arch.[ch] for
|
||||
@ -201,7 +202,6 @@ ENTRY(lookup_processor_type)
|
||||
* r3, r4, r6 corrupted
|
||||
* r5 = mach_info pointer in physical address space
|
||||
*/
|
||||
.type __lookup_machine_type, %function
|
||||
__lookup_machine_type:
|
||||
adr r3, 3b
|
||||
ldmia r3, {r4, r5, r6}
|
||||
@ -216,6 +216,7 @@ __lookup_machine_type:
|
||||
blo 1b
|
||||
mov r5, #0 @ unknown machine
|
||||
2: mov pc, lr
|
||||
ENDPROC(__lookup_machine_type)
|
||||
|
||||
/*
|
||||
* This provides a C-API version of the above function.
|
||||
@ -226,6 +227,7 @@ ENTRY(lookup_machine_type)
|
||||
bl __lookup_machine_type
|
||||
mov r0, r5
|
||||
ldmfd sp!, {r4 - r6, pc}
|
||||
ENDPROC(lookup_machine_type)
|
||||
|
||||
/* Determine validity of the r2 atags pointer. The heuristic requires
|
||||
* that the pointer be aligned, in the first 16k of physical RAM and
|
||||
@ -239,8 +241,6 @@ ENTRY(lookup_machine_type)
|
||||
* r2 either valid atags pointer, or zero
|
||||
* r5, r6 corrupted
|
||||
*/
|
||||
|
||||
.type __vet_atags, %function
|
||||
__vet_atags:
|
||||
tst r2, #0x3 @ aligned?
|
||||
bne 1f
|
||||
@ -257,3 +257,4 @@ __vet_atags:
|
||||
|
||||
1: mov r2, #0
|
||||
mov pc, lr
|
||||
ENDPROC(__vet_atags)
|
||||
|
||||
@ -33,7 +33,6 @@
|
||||
*
|
||||
*/
|
||||
.section ".text.head", "ax"
|
||||
.type stext, %function
|
||||
ENTRY(stext)
|
||||
msr cpsr_c, #PSR_F_BIT | PSR_I_BIT | SVC_MODE @ ensure svc mode
|
||||
@ and irqs disabled
|
||||
@ -53,11 +52,11 @@ ENTRY(stext)
|
||||
@ the initialization is done
|
||||
adr lr, __after_proc_init @ return (PIC) address
|
||||
add pc, r10, #PROCINFO_INITFUNC
|
||||
ENDPROC(stext)
|
||||
|
||||
/*
|
||||
* Set the Control Register and Read the process ID.
|
||||
*/
|
||||
.type __after_proc_init, %function
|
||||
__after_proc_init:
|
||||
#ifdef CONFIG_CPU_CP15
|
||||
mrc p15, 0, r0, c1, c0, 0 @ read control reg
|
||||
@ -85,6 +84,7 @@ __after_proc_init:
|
||||
|
||||
mov pc, r13 @ clear the BSS and jump
|
||||
@ to start_kernel
|
||||
ENDPROC(__after_proc_init)
|
||||
.ltorg
|
||||
|
||||
#include "head-common.S"
|
||||
|
||||
@ -75,7 +75,6 @@
|
||||
* circumstances, zImage) is for.
|
||||
*/
|
||||
.section ".text.head", "ax"
|
||||
.type stext, %function
|
||||
ENTRY(stext)
|
||||
msr cpsr_c, #PSR_F_BIT | PSR_I_BIT | SVC_MODE @ ensure svc mode
|
||||
@ and irqs disabled
|
||||
@ -100,9 +99,9 @@ ENTRY(stext)
|
||||
@ mmu has been enabled
|
||||
adr lr, __enable_mmu @ return (PIC) address
|
||||
add pc, r10, #PROCINFO_INITFUNC
|
||||
ENDPROC(stext)
|
||||
|
||||
#if defined(CONFIG_SMP)
|
||||
.type secondary_startup, #function
|
||||
ENTRY(secondary_startup)
|
||||
/*
|
||||
* Common entry point for secondary CPUs.
|
||||
@ -128,6 +127,7 @@ ENTRY(secondary_startup)
|
||||
adr lr, __enable_mmu @ return address
|
||||
add pc, r10, #PROCINFO_INITFUNC @ initialise processor
|
||||
@ (return control reg)
|
||||
ENDPROC(secondary_startup)
|
||||
|
||||
/*
|
||||
* r6 = &secondary_data
|
||||
@ -136,6 +136,7 @@ ENTRY(__secondary_switched)
|
||||
ldr sp, [r7, #4] @ get secondary_data.stack
|
||||
mov fp, #0
|
||||
b secondary_start_kernel
|
||||
ENDPROC(__secondary_switched)
|
||||
|
||||
.type __secondary_data, %object
|
||||
__secondary_data:
|
||||
@ -151,7 +152,6 @@ __secondary_data:
|
||||
* this is just loading the page table pointer and domain access
|
||||
* registers.
|
||||
*/
|
||||
.type __enable_mmu, %function
|
||||
__enable_mmu:
|
||||
#ifdef CONFIG_ALIGNMENT_TRAP
|
||||
orr r0, r0, #CR_A
|
||||
@ -174,6 +174,7 @@ __enable_mmu:
|
||||
mcr p15, 0, r5, c3, c0, 0 @ load domain access register
|
||||
mcr p15, 0, r4, c2, c0, 0 @ load page table pointer
|
||||
b __turn_mmu_on
|
||||
ENDPROC(__enable_mmu)
|
||||
|
||||
/*
|
||||
* Enable the MMU. This completely changes the structure of the visible
|
||||
@ -187,7 +188,6 @@ __enable_mmu:
|
||||
* other registers depend on the function called upon completion
|
||||
*/
|
||||
.align 5
|
||||
.type __turn_mmu_on, %function
|
||||
__turn_mmu_on:
|
||||
mov r0, r0
|
||||
mcr p15, 0, r0, c1, c0, 0 @ write control reg
|
||||
@ -195,7 +195,7 @@ __turn_mmu_on:
|
||||
mov r3, r3
|
||||
mov r3, r3
|
||||
mov pc, r13
|
||||
|
||||
ENDPROC(__turn_mmu_on)
|
||||
|
||||
|
||||
/*
|
||||
@ -211,7 +211,6 @@ __turn_mmu_on:
|
||||
* r0, r3, r6, r7 corrupted
|
||||
* r4 = physical page table address
|
||||
*/
|
||||
.type __create_page_tables, %function
|
||||
__create_page_tables:
|
||||
pgtbl r4 @ page table address
|
||||
|
||||
@ -325,6 +324,7 @@ __create_page_tables:
|
||||
#endif
|
||||
#endif
|
||||
mov pc, lr
|
||||
ENDPROC(__create_page_tables)
|
||||
.ltorg
|
||||
|
||||
#include "head-common.S"
|
||||
|
||||
@ -47,3 +47,5 @@ ENTRY(__aeabi_llsl)
|
||||
mov al, al, lsl r2
|
||||
mov pc, lr
|
||||
|
||||
ENDPROC(__ashldi3)
|
||||
ENDPROC(__aeabi_llsl)
|
||||
|
||||
@ -47,3 +47,5 @@ ENTRY(__aeabi_lasr)
|
||||
mov ah, ah, asr r2
|
||||
mov pc, lr
|
||||
|
||||
ENDPROC(__ashrdi3)
|
||||
ENDPROC(__aeabi_lasr)
|
||||
|
||||
@ -30,6 +30,8 @@ ENTRY(c_backtrace)
|
||||
|
||||
#if !defined(CONFIG_FRAME_POINTER) || !defined(CONFIG_PRINTK)
|
||||
mov pc, lr
|
||||
ENDPROC(__backtrace)
|
||||
ENDPROC(c_backtrace)
|
||||
#else
|
||||
stmfd sp!, {r4 - r8, lr} @ Save an extra register so we have a location...
|
||||
movs frame, r0 @ if frame pointer is zero
|
||||
@ -103,6 +105,8 @@ for_each_frame: tst frame, mask @ Check for address exceptions
|
||||
mov r1, frame
|
||||
bl printk
|
||||
no_frame: ldmfd sp!, {r4 - r8, pc}
|
||||
ENDPROC(__backtrace)
|
||||
ENDPROC(c_backtrace)
|
||||
|
||||
.section __ex_table,"a"
|
||||
.align 3
|
||||
|
||||
@ -19,3 +19,5 @@ ENTRY(_change_bit_be)
|
||||
eor r0, r0, #0x18 @ big endian byte ordering
|
||||
ENTRY(_change_bit_le)
|
||||
bitop eor
|
||||
ENDPROC(_change_bit_be)
|
||||
ENDPROC(_change_bit_le)
|
||||
|
||||
@ -44,6 +44,7 @@ USER( strnebt r2, [r0], #1)
|
||||
USER( strnebt r2, [r0], #1)
|
||||
mov r0, #0
|
||||
ldmfd sp!, {r1, pc}
|
||||
ENDPROC(__clear_user)
|
||||
|
||||
.section .fixup,"ax"
|
||||
.align 0
|
||||
|
||||
@ -20,3 +20,5 @@ ENTRY(_clear_bit_be)
|
||||
eor r0, r0, #0x18 @ big endian byte ordering
|
||||
ENTRY(_clear_bit_le)
|
||||
bitop bic
|
||||
ENDPROC(_clear_bit_be)
|
||||
ENDPROC(_clear_bit_le)
|
||||
|
||||
@ -87,6 +87,8 @@ ENTRY(__copy_from_user)
|
||||
|
||||
#include "copy_template.S"
|
||||
|
||||
ENDPROC(__copy_from_user)
|
||||
|
||||
.section .fixup,"ax"
|
||||
.align 0
|
||||
copy_abort_preamble
|
||||
|
||||
@ -44,3 +44,4 @@ ENTRY(copy_page)
|
||||
PLD( ldmeqia r1!, {r3, r4, ip, lr} )
|
||||
PLD( beq 2b )
|
||||
ldmfd sp!, {r4, pc} @ 3
|
||||
ENDPROC(copy_page)
|
||||
|
||||
@ -90,6 +90,8 @@ ENTRY(__copy_to_user)
|
||||
|
||||
#include "copy_template.S"
|
||||
|
||||
ENDPROC(__copy_to_user)
|
||||
|
||||
.section .fixup,"ax"
|
||||
.align 0
|
||||
copy_abort_preamble
|
||||
|
||||
@ -29,4 +29,5 @@ ENTRY(__csum_ipv6_magic)
|
||||
adcs r0, r0, r2
|
||||
adcs r0, r0, #0
|
||||
ldmfd sp!, {pc}
|
||||
ENDPROC(__csum_ipv6_magic)
|
||||
|
||||
|
||||
@ -139,3 +139,4 @@ ENTRY(csum_partial)
|
||||
tst len, #0x1c
|
||||
bne 4b
|
||||
b .Lless4
|
||||
ENDPROC(csum_partial)
|
||||
|
||||
@ -50,5 +50,6 @@
|
||||
.endm
|
||||
|
||||
#define FN_ENTRY ENTRY(csum_partial_copy_nocheck)
|
||||
#define FN_EXIT ENDPROC(csum_partial_copy_nocheck)
|
||||
|
||||
#include "csumpartialcopygeneric.S"
|
||||
|
||||
@ -329,3 +329,4 @@ FN_ENTRY
|
||||
adcs sum, sum, r4, push #24
|
||||
mov r5, r4, get_byte_1
|
||||
b .Lexit
|
||||
FN_EXIT
|
||||
|
||||
@ -82,6 +82,7 @@
|
||||
*/
|
||||
|
||||
#define FN_ENTRY ENTRY(csum_partial_copy_from_user)
|
||||
#define FN_EXIT ENDPROC(csum_partial_copy_from_user)
|
||||
|
||||
#include "csumpartialcopygeneric.S"
|
||||
|
||||
|
||||
@ -60,3 +60,6 @@ ENTRY(__delay)
|
||||
#endif
|
||||
bhi __delay
|
||||
mov pc, lr
|
||||
ENDPROC(__udelay)
|
||||
ENDPROC(__const_udelay)
|
||||
ENDPROC(__delay)
|
||||
|
||||
@ -198,3 +198,4 @@ ENTRY(__do_div64)
|
||||
mov xh, #0
|
||||
ldr pc, [sp], #8
|
||||
|
||||
ENDPROC(__do_div64)
|
||||
|
||||
@ -33,6 +33,7 @@ ENTRY(_find_first_zero_bit_le)
|
||||
blo 1b
|
||||
3: mov r0, r1 @ no free bits
|
||||
mov pc, lr
|
||||
ENDPROC(_find_first_zero_bit_le)
|
||||
|
||||
/*
|
||||
* Purpose : Find next 'zero' bit
|
||||
@ -50,6 +51,7 @@ ENTRY(_find_next_zero_bit_le)
|
||||
orr r2, r2, #7 @ if zero, then no bits here
|
||||
add r2, r2, #1 @ align bit pointer
|
||||
b 2b @ loop for next bit
|
||||
ENDPROC(_find_next_zero_bit_le)
|
||||
|
||||
/*
|
||||
* Purpose : Find a 'one' bit
|
||||
@ -67,6 +69,7 @@ ENTRY(_find_first_bit_le)
|
||||
blo 1b
|
||||
3: mov r0, r1 @ no free bits
|
||||
mov pc, lr
|
||||
ENDPROC(_find_first_bit_le)
|
||||
|
||||
/*
|
||||
* Purpose : Find next 'one' bit
|
||||
@ -83,6 +86,7 @@ ENTRY(_find_next_bit_le)
|
||||
orr r2, r2, #7 @ if zero, then no bits here
|
||||
add r2, r2, #1 @ align bit pointer
|
||||
b 2b @ loop for next bit
|
||||
ENDPROC(_find_next_bit_le)
|
||||
|
||||
#ifdef __ARMEB__
|
||||
|
||||
@ -99,6 +103,7 @@ ENTRY(_find_first_zero_bit_be)
|
||||
blo 1b
|
||||
3: mov r0, r1 @ no free bits
|
||||
mov pc, lr
|
||||
ENDPROC(_find_first_zero_bit_be)
|
||||
|
||||
ENTRY(_find_next_zero_bit_be)
|
||||
teq r1, #0
|
||||
@ -113,6 +118,7 @@ ENTRY(_find_next_zero_bit_be)
|
||||
orr r2, r2, #7 @ if zero, then no bits here
|
||||
add r2, r2, #1 @ align bit pointer
|
||||
b 2b @ loop for next bit
|
||||
ENDPROC(_find_next_zero_bit_be)
|
||||
|
||||
ENTRY(_find_first_bit_be)
|
||||
teq r1, #0
|
||||
@ -127,6 +133,7 @@ ENTRY(_find_first_bit_be)
|
||||
blo 1b
|
||||
3: mov r0, r1 @ no free bits
|
||||
mov pc, lr
|
||||
ENDPROC(_find_first_bit_be)
|
||||
|
||||
ENTRY(_find_next_bit_be)
|
||||
teq r1, #0
|
||||
@ -140,6 +147,7 @@ ENTRY(_find_next_bit_be)
|
||||
orr r2, r2, #7 @ if zero, then no bits here
|
||||
add r2, r2, #1 @ align bit pointer
|
||||
b 2b @ loop for next bit
|
||||
ENDPROC(_find_next_bit_be)
|
||||
|
||||
#endif
|
||||
|
||||
|
||||
@ -26,16 +26,16 @@
|
||||
* Note that ADDR_LIMIT is either 0 or 0xc0000000.
|
||||
* Note also that it is intended that __get_user_bad is not global.
|
||||
*/
|
||||
#include <linux/linkage.h>
|
||||
#include <asm/errno.h>
|
||||
|
||||
.global __get_user_1
|
||||
__get_user_1:
|
||||
ENTRY(__get_user_1)
|
||||
1: ldrbt r2, [r0]
|
||||
mov r0, #0
|
||||
mov pc, lr
|
||||
ENDPROC(__get_user_1)
|
||||
|
||||
.global __get_user_2
|
||||
__get_user_2:
|
||||
ENTRY(__get_user_2)
|
||||
2: ldrbt r2, [r0], #1
|
||||
3: ldrbt r3, [r0]
|
||||
#ifndef __ARMEB__
|
||||
@ -45,17 +45,19 @@ __get_user_2:
|
||||
#endif
|
||||
mov r0, #0
|
||||
mov pc, lr
|
||||
ENDPROC(__get_user_2)
|
||||
|
||||
.global __get_user_4
|
||||
__get_user_4:
|
||||
ENTRY(__get_user_4)
|
||||
4: ldrt r2, [r0]
|
||||
mov r0, #0
|
||||
mov pc, lr
|
||||
ENDPROC(__get_user_4)
|
||||
|
||||
__get_user_bad:
|
||||
mov r2, #0
|
||||
mov r0, #-EFAULT
|
||||
mov pc, lr
|
||||
ENDPROC(__get_user_bad)
|
||||
|
||||
.section __ex_table, "a"
|
||||
.long 1b, __get_user_bad
|
||||
|
||||
@ -120,3 +120,4 @@ ENTRY(__raw_readsb)
|
||||
strgtb r3, [r1]
|
||||
|
||||
ldmfd sp!, {r4 - r6, pc}
|
||||
ENDPROC(__raw_readsb)
|
||||
|
||||
@ -76,3 +76,4 @@ ENTRY(__raw_readsl)
|
||||
8: mov r3, ip, get_byte_0
|
||||
strb r3, [r1, #0]
|
||||
mov pc, lr
|
||||
ENDPROC(__raw_readsl)
|
||||
|
||||
@ -128,3 +128,4 @@ ENTRY(__raw_readsw)
|
||||
_BE_ONLY_( movne ip, ip, lsr #24 )
|
||||
strneb ip, [r1]
|
||||
ldmfd sp!, {r4, pc}
|
||||
ENDPROC(__raw_readsw)
|
||||
|
||||
@ -91,3 +91,4 @@ ENTRY(__raw_writesb)
|
||||
strgtb r3, [r0]
|
||||
|
||||
ldmfd sp!, {r4, r5, pc}
|
||||
ENDPROC(__raw_writesb)
|
||||
|
||||
@ -64,3 +64,4 @@ ENTRY(__raw_writesl)
|
||||
str ip, [r0]
|
||||
bne 6b
|
||||
mov pc, lr
|
||||
ENDPROC(__raw_writesl)
|
||||
|
||||
@ -94,3 +94,4 @@ ENTRY(__raw_writesw)
|
||||
3: movne ip, r3, lsr #8
|
||||
strneh ip, [r0]
|
||||
mov pc, lr
|
||||
ENDPROC(__raw_writesw)
|
||||
|
||||
@ -230,6 +230,8 @@ ENTRY(__aeabi_uidiv)
|
||||
mov r0, r0, lsr r2
|
||||
mov pc, lr
|
||||
|
||||
ENDPROC(__udivsi3)
|
||||
ENDPROC(__aeabi_uidiv)
|
||||
|
||||
ENTRY(__umodsi3)
|
||||
|
||||
@ -245,6 +247,7 @@ ENTRY(__umodsi3)
|
||||
|
||||
mov pc, lr
|
||||
|
||||
ENDPROC(__umodsi3)
|
||||
|
||||
ENTRY(__divsi3)
|
||||
ENTRY(__aeabi_idiv)
|
||||
@ -284,6 +287,8 @@ ENTRY(__aeabi_idiv)
|
||||
rsbmi r0, r0, #0
|
||||
mov pc, lr
|
||||
|
||||
ENDPROC(__divsi3)
|
||||
ENDPROC(__aeabi_idiv)
|
||||
|
||||
ENTRY(__modsi3)
|
||||
|
||||
@ -305,6 +310,8 @@ ENTRY(__modsi3)
|
||||
rsbmi r0, r0, #0
|
||||
mov pc, lr
|
||||
|
||||
ENDPROC(__modsi3)
|
||||
|
||||
#ifdef CONFIG_AEABI
|
||||
|
||||
ENTRY(__aeabi_uidivmod)
|
||||
@ -316,6 +323,8 @@ ENTRY(__aeabi_uidivmod)
|
||||
sub r1, r1, r3
|
||||
mov pc, lr
|
||||
|
||||
ENDPROC(__aeabi_uidivmod)
|
||||
|
||||
ENTRY(__aeabi_idivmod)
|
||||
|
||||
stmfd sp!, {r0, r1, ip, lr}
|
||||
@ -325,6 +334,8 @@ ENTRY(__aeabi_idivmod)
|
||||
sub r1, r1, r3
|
||||
mov pc, lr
|
||||
|
||||
ENDPROC(__aeabi_idivmod)
|
||||
|
||||
#endif
|
||||
|
||||
Ldiv0:
|
||||
|
||||
@ -47,3 +47,5 @@ ENTRY(__aeabi_llsr)
|
||||
mov ah, ah, lsr r2
|
||||
mov pc, lr
|
||||
|
||||
ENDPROC(__lshrdi3)
|
||||
ENDPROC(__aeabi_llsr)
|
||||
|
||||
@ -23,3 +23,4 @@ ENTRY(memchr)
|
||||
sub r0, r0, #1
|
||||
2: movne r0, #0
|
||||
mov pc, lr
|
||||
ENDPROC(memchr)
|
||||
|
||||
@ -57,3 +57,4 @@ ENTRY(memcpy)
|
||||
|
||||
#include "copy_template.S"
|
||||
|
||||
ENDPROC(memcpy)
|
||||
|
||||
@ -196,3 +196,4 @@ ENTRY(memmove)
|
||||
|
||||
18: backward_copy_shift push=24 pull=8
|
||||
|
||||
ENDPROC(memmove)
|
||||
|
||||
@ -124,3 +124,4 @@ ENTRY(memset)
|
||||
tst r2, #1
|
||||
strneb r1, [r0], #1
|
||||
mov pc, lr
|
||||
ENDPROC(memset)
|
||||
|
||||
@ -122,3 +122,4 @@ ENTRY(__memzero)
|
||||
tst r1, #1 @ 1 a byte left over
|
||||
strneb r2, [r0], #1 @ 1
|
||||
mov pc, lr @ 1
|
||||
ENDPROC(__memzero)
|
||||
|
||||
@ -43,3 +43,5 @@ ENTRY(__aeabi_lmul)
|
||||
adc xh, xh, ip, lsr #16
|
||||
mov pc, lr
|
||||
|
||||
ENDPROC(__muldi3)
|
||||
ENDPROC(__aeabi_lmul)
|
||||
|
||||
@ -26,16 +26,16 @@
|
||||
* Note that ADDR_LIMIT is either 0 or 0xc0000000
|
||||
* Note also that it is intended that __put_user_bad is not global.
|
||||
*/
|
||||
#include <linux/linkage.h>
|
||||
#include <asm/errno.h>
|
||||
|
||||
.global __put_user_1
|
||||
__put_user_1:
|
||||
ENTRY(__put_user_1)
|
||||
1: strbt r2, [r0]
|
||||
mov r0, #0
|
||||
mov pc, lr
|
||||
ENDPROC(__put_user_1)
|
||||
|
||||
.global __put_user_2
|
||||
__put_user_2:
|
||||
ENTRY(__put_user_2)
|
||||
mov ip, r2, lsr #8
|
||||
#ifndef __ARMEB__
|
||||
2: strbt r2, [r0], #1
|
||||
@ -46,23 +46,25 @@ __put_user_2:
|
||||
#endif
|
||||
mov r0, #0
|
||||
mov pc, lr
|
||||
ENDPROC(__put_user_2)
|
||||
|
||||
.global __put_user_4
|
||||
__put_user_4:
|
||||
ENTRY(__put_user_4)
|
||||
4: strt r2, [r0]
|
||||
mov r0, #0
|
||||
mov pc, lr
|
||||
ENDPROC(__put_user_4)
|
||||
|
||||
.global __put_user_8
|
||||
__put_user_8:
|
||||
ENTRY(__put_user_8)
|
||||
5: strt r2, [r0], #4
|
||||
6: strt r3, [r0]
|
||||
mov r0, #0
|
||||
mov pc, lr
|
||||
ENDPROC(__put_user_8)
|
||||
|
||||
__put_user_bad:
|
||||
mov r0, #-EFAULT
|
||||
mov pc, lr
|
||||
ENDPROC(__put_user_bad)
|
||||
|
||||
.section __ex_table, "a"
|
||||
.long 1b, __put_user_bad
|
||||
|
||||
@ -20,3 +20,5 @@ ENTRY(_set_bit_be)
|
||||
eor r0, r0, #0x18 @ big endian byte ordering
|
||||
ENTRY(_set_bit_le)
|
||||
bitop orr
|
||||
ENDPROC(_set_bit_be)
|
||||
ENDPROC(_set_bit_le)
|
||||
|
||||
@ -185,6 +185,8 @@ ENTRY(sha_transform)
|
||||
|
||||
ldmfd sp!, {r4 - r8, pc}
|
||||
|
||||
ENDPROC(sha_transform)
|
||||
|
||||
.L_sha_K:
|
||||
.word 0x5a827999, 0x6ed9eba1, 0x8f1bbcdc, 0xca62c1d6
|
||||
|
||||
@ -204,3 +206,4 @@ ENTRY(sha_init)
|
||||
stmia r0, {r1, r2, r3, ip, lr}
|
||||
ldr pc, [sp], #4
|
||||
|
||||
ENDPROC(sha_init)
|
||||
|
||||
@ -24,3 +24,4 @@ ENTRY(strchr)
|
||||
movne r0, #0
|
||||
subeq r0, r0, #1
|
||||
mov pc, lr
|
||||
ENDPROC(strchr)
|
||||
|
||||
@ -31,6 +31,7 @@ USER( ldrplbt r3, [r1], #1)
|
||||
sub r1, r1, #1 @ take NUL character out of count
|
||||
2: sub r0, r1, ip
|
||||
mov pc, lr
|
||||
ENDPROC(__strncpy_from_user)
|
||||
|
||||
.section .fixup,"ax"
|
||||
.align 0
|
||||
|
||||
@ -31,6 +31,7 @@ USER( ldrbt r3, [r0], #1)
|
||||
add r0, r0, #1
|
||||
2: sub r0, r0, r2
|
||||
mov pc, lr
|
||||
ENDPROC(__strnlen_user)
|
||||
|
||||
.section .fixup,"ax"
|
||||
.align 0
|
||||
|
||||
@ -23,3 +23,4 @@ ENTRY(strrchr)
|
||||
bne 1b
|
||||
mov r0, r3
|
||||
mov pc, lr
|
||||
ENDPROC(strrchr)
|
||||
|
||||
@ -16,3 +16,5 @@ ENTRY(_test_and_change_bit_be)
|
||||
eor r0, r0, #0x18 @ big endian byte ordering
|
||||
ENTRY(_test_and_change_bit_le)
|
||||
testop eor, strb
|
||||
ENDPROC(_test_and_change_bit_be)
|
||||
ENDPROC(_test_and_change_bit_le)
|
||||
|
||||
@ -16,3 +16,5 @@ ENTRY(_test_and_clear_bit_be)
|
||||
eor r0, r0, #0x18 @ big endian byte ordering
|
||||
ENTRY(_test_and_clear_bit_le)
|
||||
testop bicne, strneb
|
||||
ENDPROC(_test_and_clear_bit_be)
|
||||
ENDPROC(_test_and_clear_bit_le)
|
||||
|
||||
@ -16,3 +16,5 @@ ENTRY(_test_and_set_bit_be)
|
||||
eor r0, r0, #0x18 @ big endian byte ordering
|
||||
ENTRY(_test_and_set_bit_le)
|
||||
testop orreq, streqb
|
||||
ENDPROC(_test_and_set_bit_be)
|
||||
ENDPROC(_test_and_set_bit_le)
|
||||
|
||||
@ -277,6 +277,7 @@ USER( strgebt r3, [r0], #1) @ May fault
|
||||
ldrgtb r3, [r1], #0
|
||||
USER( strgtbt r3, [r0], #1) @ May fault
|
||||
b .Lc2u_finished
|
||||
ENDPROC(__copy_to_user)
|
||||
|
||||
.section .fixup,"ax"
|
||||
.align 0
|
||||
@ -542,6 +543,7 @@ USER( ldrgebt r3, [r1], #1) @ May fault
|
||||
USER( ldrgtbt r3, [r1], #1) @ May fault
|
||||
strgtb r3, [r0], #1
|
||||
b .Lcfu_finished
|
||||
ENDPROC(__copy_from_user)
|
||||
|
||||
.section .fixup,"ax"
|
||||
.align 0
|
||||
|
||||
@ -33,6 +33,8 @@ ENTRY(__ucmpdi2)
|
||||
movhi r0, #2
|
||||
mov pc, lr
|
||||
|
||||
ENDPROC(__ucmpdi2)
|
||||
|
||||
#ifdef CONFIG_AEABI
|
||||
|
||||
ENTRY(__aeabi_ulcmp)
|
||||
@ -44,5 +46,7 @@ ENTRY(__aeabi_ulcmp)
|
||||
movhi r0, #1
|
||||
mov pc, lr
|
||||
|
||||
ENDPROC(__aeabi_ulcmp)
|
||||
|
||||
#endif
|
||||
|
||||
|
||||
@ -30,3 +30,4 @@ ENTRY(v7_early_abort)
|
||||
* New designs should not need to patch up faults.
|
||||
*/
|
||||
mov pc, lr
|
||||
ENDPROC(v7_early_abort)
|
||||
|
||||
@ -17,3 +17,4 @@ ENTRY(nommu_early_abort)
|
||||
mov r0, #0 @ clear r0, r1 (no FSR/FAR)
|
||||
mov r1, #0
|
||||
mov pc, lr
|
||||
ENDPROC(nommu_early_abort)
|
||||
|
||||
@ -66,6 +66,7 @@ finished:
|
||||
mcr p15, 2, r10, c0, c0, 0 @ select current cache level in cssr
|
||||
isb
|
||||
mov pc, lr
|
||||
ENDPROC(v7_flush_dcache_all)
|
||||
|
||||
/*
|
||||
* v7_flush_cache_all()
|
||||
@ -85,6 +86,7 @@ ENTRY(v7_flush_kern_cache_all)
|
||||
mcr p15, 0, r0, c7, c5, 0 @ I+BTB cache invalidate
|
||||
ldmfd sp!, {r4-r5, r7, r9-r11, lr}
|
||||
mov pc, lr
|
||||
ENDPROC(v7_flush_kern_cache_all)
|
||||
|
||||
/*
|
||||
* v7_flush_cache_all()
|
||||
@ -110,6 +112,8 @@ ENTRY(v7_flush_user_cache_all)
|
||||
*/
|
||||
ENTRY(v7_flush_user_cache_range)
|
||||
mov pc, lr
|
||||
ENDPROC(v7_flush_user_cache_all)
|
||||
ENDPROC(v7_flush_user_cache_range)
|
||||
|
||||
/*
|
||||
* v7_coherent_kern_range(start,end)
|
||||
@ -155,6 +159,8 @@ ENTRY(v7_coherent_user_range)
|
||||
dsb
|
||||
isb
|
||||
mov pc, lr
|
||||
ENDPROC(v7_coherent_kern_range)
|
||||
ENDPROC(v7_coherent_user_range)
|
||||
|
||||
/*
|
||||
* v7_flush_kern_dcache_page(kaddr)
|
||||
@ -174,6 +180,7 @@ ENTRY(v7_flush_kern_dcache_page)
|
||||
blo 1b
|
||||
dsb
|
||||
mov pc, lr
|
||||
ENDPROC(v7_flush_kern_dcache_page)
|
||||
|
||||
/*
|
||||
* v7_dma_inv_range(start,end)
|
||||
@ -202,6 +209,7 @@ ENTRY(v7_dma_inv_range)
|
||||
blo 1b
|
||||
dsb
|
||||
mov pc, lr
|
||||
ENDPROC(v7_dma_inv_range)
|
||||
|
||||
/*
|
||||
* v7_dma_clean_range(start,end)
|
||||
@ -219,6 +227,7 @@ ENTRY(v7_dma_clean_range)
|
||||
blo 1b
|
||||
dsb
|
||||
mov pc, lr
|
||||
ENDPROC(v7_dma_clean_range)
|
||||
|
||||
/*
|
||||
* v7_dma_flush_range(start,end)
|
||||
@ -236,6 +245,7 @@ ENTRY(v7_dma_flush_range)
|
||||
blo 1b
|
||||
dsb
|
||||
mov pc, lr
|
||||
ENDPROC(v7_dma_flush_range)
|
||||
|
||||
__INITDATA
|
||||
|
||||
|
||||
@ -25,9 +25,11 @@
|
||||
|
||||
ENTRY(cpu_v7_proc_init)
|
||||
mov pc, lr
|
||||
ENDPROC(cpu_v7_proc_init)
|
||||
|
||||
ENTRY(cpu_v7_proc_fin)
|
||||
mov pc, lr
|
||||
ENDPROC(cpu_v7_proc_fin)
|
||||
|
||||
/*
|
||||
* cpu_v7_reset(loc)
|
||||
@ -43,6 +45,7 @@ ENTRY(cpu_v7_proc_fin)
|
||||
.align 5
|
||||
ENTRY(cpu_v7_reset)
|
||||
mov pc, r0
|
||||
ENDPROC(cpu_v7_reset)
|
||||
|
||||
/*
|
||||
* cpu_v7_do_idle()
|
||||
@ -54,6 +57,7 @@ ENTRY(cpu_v7_reset)
|
||||
ENTRY(cpu_v7_do_idle)
|
||||
.long 0xe320f003 @ ARM V7 WFI instruction
|
||||
mov pc, lr
|
||||
ENDPROC(cpu_v7_do_idle)
|
||||
|
||||
ENTRY(cpu_v7_dcache_clean_area)
|
||||
#ifndef TLB_CAN_READ_FROM_L1_CACHE
|
||||
@ -65,6 +69,7 @@ ENTRY(cpu_v7_dcache_clean_area)
|
||||
dsb
|
||||
#endif
|
||||
mov pc, lr
|
||||
ENDPROC(cpu_v7_dcache_clean_area)
|
||||
|
||||
/*
|
||||
* cpu_v7_switch_mm(pgd_phys, tsk)
|
||||
@ -89,6 +94,7 @@ ENTRY(cpu_v7_switch_mm)
|
||||
isb
|
||||
#endif
|
||||
mov pc, lr
|
||||
ENDPROC(cpu_v7_switch_mm)
|
||||
|
||||
/*
|
||||
* cpu_v7_set_pte_ext(ptep, pte)
|
||||
@ -141,6 +147,7 @@ ENTRY(cpu_v7_set_pte_ext)
|
||||
mcr p15, 0, r0, c7, c10, 1 @ flush_pte
|
||||
#endif
|
||||
mov pc, lr
|
||||
ENDPROC(cpu_v7_set_pte_ext)
|
||||
|
||||
cpu_v7_name:
|
||||
.ascii "ARMv7 Processor"
|
||||
@ -188,6 +195,7 @@ __v7_setup:
|
||||
bic r0, r0, r5 @ clear bits them
|
||||
orr r0, r0, r6 @ set them
|
||||
mov pc, lr @ return to head.S:__ret
|
||||
ENDPROC(__v7_setup)
|
||||
|
||||
/*
|
||||
* V X F I D LR
|
||||
|
||||
@ -51,6 +51,7 @@ ENTRY(v7wbi_flush_user_tlb_range)
|
||||
mcr p15, 0, ip, c7, c5, 6 @ flush BTAC/BTB
|
||||
dsb
|
||||
mov pc, lr
|
||||
ENDPROC(v7wbi_flush_user_tlb_range)
|
||||
|
||||
/*
|
||||
* v7wbi_flush_kern_tlb_range(start,end)
|
||||
@ -77,6 +78,7 @@ ENTRY(v7wbi_flush_kern_tlb_range)
|
||||
dsb
|
||||
isb
|
||||
mov pc, lr
|
||||
ENDPROC(v7wbi_flush_kern_tlb_range)
|
||||
|
||||
.section ".text.init", #alloc, #execinstr
|
||||
|
||||
|
||||
@ -21,13 +21,13 @@
|
||||
#include <asm/assembler.h>
|
||||
#include <asm/vfpmacros.h>
|
||||
|
||||
.globl do_vfp
|
||||
do_vfp:
|
||||
ENTRY(do_vfp)
|
||||
enable_irq
|
||||
ldr r4, .LCvfp
|
||||
ldr r11, [r10, #TI_CPU] @ CPU number
|
||||
add r10, r10, #TI_VFPSTATE @ r10 = workspace
|
||||
ldr pc, [r4] @ call VFP entry point
|
||||
ENDPROC(do_vfp)
|
||||
|
||||
ENTRY(vfp_null_entry)
|
||||
mov pc, lr
|
||||
@ -40,11 +40,11 @@ ENDPROC(vfp_null_entry)
|
||||
@ failure to the VFP initialisation code.
|
||||
|
||||
__INIT
|
||||
.globl vfp_testing_entry
|
||||
vfp_testing_entry:
|
||||
ENTRY(vfp_testing_entry)
|
||||
ldr r0, VFP_arch_address
|
||||
str r5, [r0] @ known non-zero value
|
||||
mov pc, r9 @ we have handled the fault
|
||||
ENDPROC(vfp_testing_entry)
|
||||
|
||||
VFP_arch_address:
|
||||
.word VFP_arch
|
||||
|
||||
@ -68,8 +68,7 @@
|
||||
@ r11 = CPU number
|
||||
@ lr = failure return
|
||||
|
||||
.globl vfp_support_entry
|
||||
vfp_support_entry:
|
||||
ENTRY(vfp_support_entry)
|
||||
DBGSTR3 "instr %08x pc %08x state %p", r0, r2, r10
|
||||
|
||||
VFPFMRX r1, FPEXC @ Is the VFP enabled?
|
||||
@ -165,11 +164,10 @@ process_exception:
|
||||
@ code will raise an exception if
|
||||
@ required. If not, the user code will
|
||||
@ retry the faulted instruction
|
||||
ENDPROC(vfp_support_entry)
|
||||
|
||||
#ifdef CONFIG_SMP
|
||||
.globl vfp_save_state
|
||||
.type vfp_save_state, %function
|
||||
vfp_save_state:
|
||||
ENTRY(vfp_save_state)
|
||||
@ Save the current VFP state
|
||||
@ r0 - save location
|
||||
@ r1 - FPEXC
|
||||
@ -182,13 +180,13 @@ vfp_save_state:
|
||||
VFPFMRX r12, FPINST2, NE @ FPINST2 if needed (and present)
|
||||
stmia r0, {r1, r2, r3, r12} @ save FPEXC, FPSCR, FPINST, FPINST2
|
||||
mov pc, lr
|
||||
ENDPROC(vfp_save_state)
|
||||
#endif
|
||||
|
||||
last_VFP_context_address:
|
||||
.word last_VFP_context
|
||||
|
||||
.globl vfp_get_float
|
||||
vfp_get_float:
|
||||
ENTRY(vfp_get_float)
|
||||
add pc, pc, r0, lsl #3
|
||||
mov r0, r0
|
||||
.irp dr,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
|
||||
@ -197,9 +195,9 @@ vfp_get_float:
|
||||
mrc p10, 0, r0, c\dr, c0, 4 @ fmrs r0, s1
|
||||
mov pc, lr
|
||||
.endr
|
||||
ENDPROC(vfp_get_float)
|
||||
|
||||
.globl vfp_put_float
|
||||
vfp_put_float:
|
||||
ENTRY(vfp_put_float)
|
||||
add pc, pc, r1, lsl #3
|
||||
mov r0, r0
|
||||
.irp dr,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
|
||||
@ -208,9 +206,9 @@ vfp_put_float:
|
||||
mcr p10, 0, r0, c\dr, c0, 4 @ fmsr r0, s1
|
||||
mov pc, lr
|
||||
.endr
|
||||
ENDPROC(vfp_put_float)
|
||||
|
||||
.globl vfp_get_double
|
||||
vfp_get_double:
|
||||
ENTRY(vfp_get_double)
|
||||
add pc, pc, r0, lsl #3
|
||||
mov r0, r0
|
||||
.irp dr,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
|
||||
@ -229,9 +227,9 @@ vfp_get_double:
|
||||
mov r0, #0
|
||||
mov r1, #0
|
||||
mov pc, lr
|
||||
ENDPROC(vfp_get_double)
|
||||
|
||||
.globl vfp_put_double
|
||||
vfp_put_double:
|
||||
ENTRY(vfp_put_double)
|
||||
add pc, pc, r2, lsl #3
|
||||
mov r0, r0
|
||||
.irp dr,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
|
||||
@ -245,3 +243,4 @@ vfp_put_double:
|
||||
mov pc, lr
|
||||
.endr
|
||||
#endif
|
||||
ENDPROC(vfp_put_double)
|
||||
|
||||
Loading…
Reference in New Issue
Block a user