Subversion Repositories or1k_soc_on_altera_embedded_dev_kit

/*
 * Code for the vsyscall page.  This version uses the old int $0x80 method.
 *
 * NOTE:
 * 1) __kernel_vsyscall _must_ be first in this page.
 * 2) there are alignment constraints on this stub, see vsyscall-sigreturn.S
 *    for details.
 */

        .text
        .globl __kernel_vsyscall
        .type __kernel_vsyscall,@function
__kernel_vsyscall:
.LSTART_vsyscall:
        int $0x80
        ret
.LEND_vsyscall:
        .size __kernel_vsyscall,.-.LSTART_vsyscall
        .previous

        .section .eh_frame,"a",@progbits
.LSTARTFRAMEDLSI:
        .long .LENDCIEDLSI-.LSTARTCIEDLSI
.LSTARTCIEDLSI:
        .long 0                 /* CIE ID */
        .byte 1                 /* Version number */
        .string "zR"            /* NUL-terminated augmentation string */
        .uleb128 1              /* Code alignment factor */
        .sleb128 -4             /* Data alignment factor */
        .byte 8                 /* Return address register column */
        .uleb128 1              /* Augmentation value length */
        .byte 0x1b              /* DW_EH_PE_pcrel|DW_EH_PE_sdata4. */
        .byte 0x0c              /* DW_CFA_def_cfa */
        .uleb128 4
        .uleb128 4
        .byte 0x88              /* DW_CFA_offset, column 0x8 */
        .uleb128 1
        .align 4
.LENDCIEDLSI:
        .long .LENDFDEDLSI-.LSTARTFDEDLSI /* Length FDE */
.LSTARTFDEDLSI:
        .long .LSTARTFDEDLSI-.LSTARTFRAMEDLSI /* CIE pointer */
        .long .LSTART_vsyscall-.        /* PC-relative start address */
        .long .LEND_vsyscall-.LSTART_vsyscall
        .uleb128 0
        .align 4
.LENDFDEDLSI:
        .previous

/*
 * Get the common code for the sigreturn entry points.
 */
#include "vsyscall-sigreturn_32.S"