From 072de836f53be56a70cecf70b43ae43b7ce17376 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 10:08:36 +0000
Subject: [PATCH] mk-rootfs.sh
---
kernel/drivers/pnp/isapnp/core.c | 41 ++---------------------------------------
1 files changed, 2 insertions(+), 39 deletions(-)
diff --git a/kernel/drivers/pnp/isapnp/core.c b/kernel/drivers/pnp/isapnp/core.c
index d8bf5a1..c43d8ad 100644
--- a/kernel/drivers/pnp/isapnp/core.c
+++ b/kernel/drivers/pnp/isapnp/core.c
@@ -1,21 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* ISA Plug & Play support
* Copyright (c) by Jaroslav Kysela <perex@perex.cz>
- *
- *
- * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* Changelog:
* 2000-01-01 Added quirks handling for buggy hardware
@@ -761,34 +747,12 @@
}
/*
- * Compute ISA PnP checksum for first eight bytes.
- */
-static unsigned char __init isapnp_checksum(unsigned char *data)
-{
- int i, j;
- unsigned char checksum = 0x6a, bit, b;
-
- for (i = 0; i < 8; i++) {
- b = data[i];
- for (j = 0; j < 8; j++) {
- bit = 0;
- if (b & (1 << j))
- bit = 1;
- checksum =
- ((((checksum ^ (checksum >> 1)) & 0x01) ^ bit) << 7)
- | (checksum >> 1);
- }
- }
- return checksum;
-}
-
-/*
* Build device list for all present ISA PnP devices.
*/
static int __init isapnp_build_device_list(void)
{
int csn;
- unsigned char header[9], checksum;
+ unsigned char header[9];
struct pnp_card *card;
u32 eisa_id;
char id[8];
@@ -798,7 +762,6 @@
for (csn = 1; csn <= isapnp_csn_count; csn++) {
isapnp_wake(csn);
isapnp_peek(header, 9);
- checksum = isapnp_checksum(header);
eisa_id = header[0] | header[1] << 8 |
header[2] << 16 | header[3] << 24;
pnp_eisa_id_to_string(eisa_id, id);
--
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