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tslib: 32bit big endian support 

Fixes [BUGID #394]

patch added from: https://launchpad.net/ubuntu/+source/tslib/1.0-7

Enables wacom tablet/touchscreen support on qemumips

Signed-off-by: J. Aaron Gamble <john.gamble@windriver.com>
Signed-off-by: Bruce Ashfield <bruce.ashfield@windriver.com>
This commit is contained in:
J. Aaron Gamble 2010-10-27 11:03:17 -04:00 committed by Richard Purdie
parent 93eae97ca2
commit a8b11645e4
3 changed files with 57 additions and 3 deletions
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4
meta/recipes-bsp/formfactor/files/qemumips/machconfig
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@ -1,5 +1,5 @@
HAVE_TOUCHSCREEN=0
HAVE_KEYBOARD=0
HAVE_TOUCHSCREEN=1
HAVE_KEYBOARD=1
DISPLAY_CAN_ROTATE=0
DISPLAY_ORIENTATION=0

52
meta/recipes-graphics/tslib/tslib/32bitBE-support.patch Normal file
View File

@ -0,0 +1,52 @@
#! /bin/sh /usr/share/dpatch/dpatch-run
## 030-32bitBE-support.dpatch by Neil Williams <codehelp@debian.org>
##
## All lines beginning with `## DP:' are a description of the patch.
## DP: See bug #496759 - being tested upstream for 32bit BE devices
@DPATCH@
diff -urNad tslib-1.0~/plugins/input-raw.c tslib-1.0/plugins/input-raw.c
--- tslib-1.0~/plugins/input-raw.c 2008-12-09 10:56:47.000000000 +0000
+++ tslib-1.0/plugins/input-raw.c 2008-12-09 11:05:41.000000000 +0000
@@ -44,25 +44,33 @@
int using_syn;
};
+#define BITS_PER_LONG (sizeof(long) * 8)
+#ifndef EV_CNT
+#define EV_CNT (EV_MAX+1)
+#endif
+#ifndef ABS_CNT
+#define ABS_CNT (ABS_MAX+1)
+#endif
+
static int check_fd(struct tslib_input *i)
{
struct tsdev *ts = i->module.dev;
int version;
- u_int32_t bit;
- u_int64_t absbit;
+ unsigned long bit[EV_CNT / BITS_PER_LONG + 1];
+ unsigned long absbit[ABS_MAX / BITS_PER_LONG + 1];
if (! ((ioctl(ts->fd, EVIOCGVERSION, &version) >= 0) &&
(version == EV_VERSION) &&
- (ioctl(ts->fd, EVIOCGBIT(0, sizeof(bit) * 8), &bit) >= 0) &&
- (bit & (1 << EV_ABS)) &&
- (ioctl(ts->fd, EVIOCGBIT(EV_ABS, sizeof(absbit) * 8), &absbit) >= 0) &&
- (absbit & (1 << ABS_X)) &&
- (absbit & (1 << ABS_Y)) && (absbit & (1 << ABS_PRESSURE)))) {
+ (ioctl(ts->fd, EVIOCGBIT(0, sizeof(bit)), bit) >= 0) &&
+ (bit[0] & (1 << EV_ABS)) &&
+ (ioctl(ts->fd, EVIOCGBIT(EV_ABS, sizeof(absbit)), absbit) >= 0) &&
+ (absbit[0] & (1 << ABS_X)) &&
+ (absbit[0] & (1 << ABS_Y)) && (absbit[0] & (1 << ABS_PRESSURE)))) {
fprintf(stderr, "selected device is not a touchscreen I understand\n");
return -1;
}
- if (bit & (1 << EV_SYN))
+ if (bit[0] & (1 << EV_SYN))
i->using_syn = 1;
return 0;

4
meta/recipes-graphics/tslib/tslib_1.0.bb
View File

@ -6,7 +6,7 @@ SECTION = "base"
LICENSE = "LGPLv2"
LIC_FILES_CHKSUM = "file://COPYING;md5=f30a9716ef3762e3467a2f62bf790f0a"
PR = "r15"
PR = "r16"
SRC_URI = "http://download.berlios.de/tslib/tslib-${PV}.tar.bz2 \
file://fix_version.patch;patch=1 \
@ -16,6 +16,8 @@ SRC_URI = "http://download.berlios.de/tslib/tslib-${PV}.tar.bz2 \
file://tslib.sh"
SRC_URI_append_mnci += " file://devfs.patch;patch=1"
SRC_URI_append_mnci += " file://event1.patch;patch=1"
SRC_URI_append_qemumips += " file://32bitBE-support.patch;patch=1"
inherit autotools pkgconfig