diff options
author | 2017-04-25 03:31:15 -0700 | |
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committer | 2017-05-22 06:48:08 +0000 | |
commit | bb756eebdac6fd24e8919e2c43f7d2c8c4091f59 (patch) | |
tree | ca11e03542edf2d8f631efeca5e1626d211107e3 /qemu/roms/ipxe/src/hci/jumpscroll.c | |
parent | a14b48d18a9ed03ec191cf16b162206998a895ce (diff) |
Adding qemu as a submodule of KVMFORNFV
This Patch includes the changes to add qemu as a submodule to
kvmfornfv repo and make use of the updated latest qemu for the
execution of all testcase
Change-Id: I1280af507a857675c7f81d30c95255635667bdd7
Signed-off-by:RajithaY<rajithax.yerrumsetty@intel.com>
Diffstat (limited to 'qemu/roms/ipxe/src/hci/jumpscroll.c')
-rw-r--r-- | qemu/roms/ipxe/src/hci/jumpscroll.c | 140 |
1 files changed, 0 insertions, 140 deletions
diff --git a/qemu/roms/ipxe/src/hci/jumpscroll.c b/qemu/roms/ipxe/src/hci/jumpscroll.c deleted file mode 100644 index dd6bcac2b..000000000 --- a/qemu/roms/ipxe/src/hci/jumpscroll.c +++ /dev/null @@ -1,140 +0,0 @@ -/* - * Copyright (C) 2015 Michael Brown <mbrown@fensystems.co.uk>. - * - * 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 Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - * - * You can also choose to distribute this program under the terms of - * the Unmodified Binary Distribution Licence (as given in the file - * COPYING.UBDL), provided that you have satisfied its requirements. - */ - -FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); - -/** - * Jump scrolling - * - */ - -#include <assert.h> -#include <ipxe/keys.h> -#include <ipxe/jumpscroll.h> - -/** - * Handle keypress - * - * @v scroll Jump scroller - * @v key Key pressed by user - * @ret move Scroller movement, or zero - */ -int jump_scroll_key ( struct jump_scroller *scroll, int key ) { - - /* Sanity checks */ - assert ( scroll->rows != 0 ); - assert ( scroll->count != 0 ); - assert ( scroll->current < scroll->count ); - assert ( scroll->first < scroll->count ); - assert ( scroll->first <= scroll->current ); - assert ( scroll->current < ( scroll->first + scroll->rows ) ); - - /* Handle key, if applicable */ - switch ( key ) { - case KEY_UP: - return -1; - case KEY_DOWN: - return +1; - case KEY_PPAGE: - return ( scroll->first - scroll->current - 1 ); - case KEY_NPAGE: - return ( scroll->first - scroll->current + scroll->rows ); - case KEY_HOME: - return -( scroll->count ); - case KEY_END: - return +( scroll->count ); - default: - return 0; - } -} - -/** - * Move scroller - * - * @v scroll Jump scroller - * @v move Scroller movement - * @ret move Continuing scroller movement (if applicable) - */ -int jump_scroll_move ( struct jump_scroller *scroll, int move ) { - int current = scroll->current; - int last = ( scroll->count - 1 ); - - /* Sanity checks */ - assert ( move != 0 ); - assert ( scroll->count != 0 ); - - /* Move to the new current item */ - current += move; - - /* Check for start/end of list */ - if ( current < 0 ) { - /* We have attempted to move before the start of the - * list. Move to the start of the list and continue - * moving forwards (if applicable). - */ - scroll->current = 0; - return +1; - } else if ( current > last ) { - /* We have attempted to move after the end of the - * list. Move to the end of the list and continue - * moving backwards (if applicable). - */ - scroll->current = last; - return -1; - } else { - /* Update the current item and continue moving in the - * same direction (if applicable). - */ - scroll->current = current; - return ( ( move > 0 ) ? +1 : -1 ); - } -} - -/** - * Jump scroll to new page (if applicable) - * - * @v scroll Jump scroller - * @ret jumped Jumped to a new page - */ -int jump_scroll ( struct jump_scroller *scroll ) { - unsigned int index; - - /* Sanity checks */ - assert ( scroll->rows != 0 ); - assert ( scroll->count != 0 ); - assert ( scroll->current < scroll->count ); - assert ( scroll->first < scroll->count ); - - /* Do nothing if we are already on the correct page */ - index = ( scroll->current - scroll->first ); - if ( index < scroll->rows ) - return 0; - - /* Move to required page */ - while ( scroll->first < scroll->current ) - scroll->first += scroll->rows; - while ( scroll->first > scroll->current ) - scroll->first -= scroll->rows; - - return 1; -} |