/* Boot.S: boot loader for Siemens DVB-S card Copyright (C) 2001 Convergence integrated media GmbH Written by Ralph Metzler Copyright (C) 2006 Matthieu CASTET This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. */ /* check AV711x_3_1.pdf for some hardware infos build it with : $ cc -mbig-endian -c Boot.S $ ld -Ttext 0x2c000000 -EB -o Boot Boot.o $ objcopy -Obinary Boot */ .text .align .globl _start _start: b reset // reset vector movs pc, r14 // undefined subs pc, r14, #4 // SWI subs pc, r14, #4 // prefetch abort subs pc, r14, #8 // data abort subs pc, r14, #4 // reserved subs pc, r14, #4 // IRQ subs pc, r14, #4 // FIQ .word tbl // table needed by firmware ROM tbl: .word (endtbl - tbl) .word 0 .word conf endtbl: .word 0 conf: .word 0xa5a55a5a .word 0x001f1555 .word 0x00000009 reset: ldr r13, buffer ldr r4, flag mov r0, #0 str r0, [r4] str r0, [r4, #4] ldr r1, wait_address ldr r2, flag_address ldr r3, sram copycode: // copy the code HW Sram ldmia r1!, {r5-r12} stmia r3!, {r5-r12} cmp r1, r2 ble copycode ldr pc, sram // jump to the copied code wait: ldrh r1, [r4] // wait for flag!=0 cmp r1, #0 beq wait mov r1, r13 // buffer address ldr r3, [r4,#4] // destaddr ldrh r2, [r4,#2] // get segment length add r2, r2, #63 // round length to next 64 bytes movs r2, r2, lsr #6 // and divide by 64 moveq r0, #2 // if 0, set flag to 2, else signal strh r0, [r4] // that buffer is accepted by setting to 0 beq wait copyloop: ldmia r1!, {r5-r12} stmia r3!, {r5-r12} ldmia r1!, {r5-r12} stmia r3!, {r5-r12} subs r2, r2, #1 bne copyloop eor r13, r13, #0x1400 // switch to other buffer b wait // flag is stored at 0x2c0003f8, length at 0x2c0003fa, // destaddr at 0x2c0003fc flag: .word 0x2c0003f8 // buffer 1 is at 0x2c000400, buffer 2 at 0x2c001000 buffer: .word 0x2c000400 sram: .word 0x9e000800 wait_address: .word wait flag_address: .word flag a94bf'>root/drivers/usb/usbip/Kconfig
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authorDave Airlie <airlied@redhat.com>2016-12-01 10:00:14 +1000
committerDave Airlie <airlied@redhat.com>2016-12-01 10:00:14 +1000
commit83fb8b055544a25ceeac34a666a2149331ea94bf (patch)
treedc37dfae6382b27dae8b93ffeb23b4e660060aff /drivers/usb/usbip/Kconfig
parentb14fd8efb4805ff9a3218ba16f99b58778c4441e (diff)
parente94bd1736f1f60e916a85a80c0b0ebeaae36cce5 (diff)
Merge tag 'drm-misc-fixes-2016-11-30' of git://anongit.freedesktop.org/git/drm-misc into drm-fixes
single drm fix. * tag 'drm-misc-fixes-2016-11-30' of git://anongit.freedesktop.org/git/drm-misc: drm: Don't call drm_for_each_crtc with a non-KMS driver
Diffstat (limited to 'drivers/usb/usbip/Kconfig')