diff options
Diffstat (limited to 'arch/ppc64/kernel/hvconsole.c')
-rw-r--r-- | arch/ppc64/kernel/hvconsole.c | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/arch/ppc64/kernel/hvconsole.c b/arch/ppc64/kernel/hvconsole.c deleted file mode 100644 index 138e128a388..00000000000 --- a/arch/ppc64/kernel/hvconsole.c +++ /dev/null @@ -1,74 +0,0 @@ -/* - * hvconsole.c - * Copyright (C) 2004 Hollis Blanchard, IBM Corporation - * Copyright (C) 2004 IBM Corporation - * - * Additional Author(s): - * Ryan S. Arnold <rsa@us.ibm.com> - * - * LPAR console support. - * - * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#include <linux/kernel.h> -#include <linux/module.h> -#include <asm/hvcall.h> -#include <asm/hvconsole.h> - -/** - * hvc_get_chars - retrieve characters from firmware for denoted vterm adatper - * @vtermno: The vtermno or unit_address of the adapter from which to fetch the - * data. - * @buf: The character buffer into which to put the character data fetched from - * firmware. - * @count: not used? - */ -int hvc_get_chars(uint32_t vtermno, char *buf, int count) -{ - unsigned long got; - - if (plpar_hcall(H_GET_TERM_CHAR, vtermno, 0, 0, 0, &got, - (unsigned long *)buf, (unsigned long *)buf+1) == H_Success) - return got; - return 0; -} - -EXPORT_SYMBOL(hvc_get_chars); - - -/** - * hvc_put_chars: send characters to firmware for denoted vterm adapter - * @vtermno: The vtermno or unit_address of the adapter from which the data - * originated. - * @buf: The character buffer that contains the character data to send to - * firmware. - * @count: Send this number of characters. - */ -int hvc_put_chars(uint32_t vtermno, const char *buf, int count) -{ - unsigned long *lbuf = (unsigned long *) buf; - long ret; - - ret = plpar_hcall_norets(H_PUT_TERM_CHAR, vtermno, count, lbuf[0], - lbuf[1]); - if (ret == H_Success) - return count; - if (ret == H_Busy) - return 0; - return -EIO; -} - -EXPORT_SYMBOL(hvc_put_chars); |