diff options
Diffstat (limited to 'recipes-kernel/sllin')
-rw-r--r-- | recipes-kernel/sllin/files/0001-Disable-sllin-driver-debug-log.patch | 27 | ||||
-rw-r--r-- | recipes-kernel/sllin/files/0002_fix_null_operation_check.patch | 176 | ||||
-rw-r--r-- | recipes-kernel/sllin/files/0003-Allow-recent-kernels-newer-4.11.x-to-build.patch | 69 | ||||
-rw-r--r-- | recipes-kernel/sllin/files/0004-Fix-build-with-5.9-kernel.patch | 48 | ||||
-rw-r--r-- | recipes-kernel/sllin/files/sllin-demo.service | 2 | ||||
-rwxr-xr-x | recipes-kernel/sllin/files/start_lin_demo.sh | 2 | ||||
-rw-r--r-- | recipes-kernel/sllin/sllin-demo.bb | 29 | ||||
-rw-r--r-- | recipes-kernel/sllin/sllin.bb | 47 | ||||
-rw-r--r-- | recipes-kernel/sllin/sllin/0001-update-makefile.patch (renamed from recipes-kernel/sllin/files/0001_update_makefile.patch) | 0 | ||||
-rw-r--r-- | recipes-kernel/sllin/sllin/0002-5.4-less-than-110-fix.patch | 25 | ||||
-rw-r--r-- | recipes-kernel/sllin/sllin_git.bb | 22 |
11 files changed, 77 insertions, 370 deletions
diff --git a/recipes-kernel/sllin/files/0001-Disable-sllin-driver-debug-log.patch b/recipes-kernel/sllin/files/0001-Disable-sllin-driver-debug-log.patch deleted file mode 100644 index 99d6183ab..000000000 --- a/recipes-kernel/sllin/files/0001-Disable-sllin-driver-debug-log.patch +++ /dev/null @@ -1,27 +0,0 @@ -From 04ffb4b8f828c19e914987e271aaf3aa7eab28bf Mon Sep 17 00:00:00 2001 -From: Yuichi Kusakabe <yuichi.kusakabe@denso-ten.com> -Date: Thu, 29 Nov 2018 22:12:00 +0900 -Subject: [PATCH] Disable sllin driver debug log - -Signed-off-by: Yuichi Kusakabe <yuichi.kusakabe@denso-ten.com> ---- - sllin/sllin.c | 2 ++ - 1 file changed, 2 insertions(+) - -diff --git a/sllin/sllin.c b/sllin/sllin.c -index 77b2cb8..133d6e9 100644 ---- a/sllin/sllin.c -+++ b/sllin/sllin.c -@@ -41,7 +41,9 @@ - * Funded by: Volkswagen Group Research - */ - -+#if 0 - #define DEBUG 1 /* Enables pr_debug() printouts */ -+#endif - - #include <linux/module.h> - #include <linux/moduleparam.h> --- -2.7.4 - diff --git a/recipes-kernel/sllin/files/0002_fix_null_operation_check.patch b/recipes-kernel/sllin/files/0002_fix_null_operation_check.patch deleted file mode 100644 index 896e2680d..000000000 --- a/recipes-kernel/sllin/files/0002_fix_null_operation_check.patch +++ /dev/null @@ -1,176 +0,0 @@ -diff --git a/sllin/sllin.c b/sllin/sllin.c -index 2db896f..2969448 100644 ---- a/sllin/sllin.c -+++ b/sllin/sllin.c -@@ -869,7 +869,6 @@ static int sllin_send_tx_buff(struct sllin *sl) - #else - remains = sl->tx_lim - sl->tx_cnt; - #endif -- - res = tty->ops->write(tty, sl->tx_buff + sl->tx_cnt, remains); - if (res < 0) - goto error_in_write; -@@ -916,10 +915,25 @@ static int sllin_send_break(struct sllin *sl) - unsigned long break_baud; - int res; - -+ netdev_dbg(sl->dev, "%s()#<BREAK_BY_BAUD> invoke.\n", __func__); -+ if (tty == NULL) { -+ netdev_dbg(sl->dev, "%s() tty == NULL.\n", __func__); -+ sl->lin_state = SLSTATE_IDLE; -+ return -1; -+ } -+ if (tty->ops == NULL) { -+ netdev_dbg(sl->dev, "%s() tty->ops == NULL.\n", __func__); -+ sl->lin_state = SLSTATE_IDLE; -+ return -1; -+ } - break_baud = ((sl->lin_baud * 2) / 3); - sltty_change_speed(tty, break_baud); - -- tty->ops->flush_buffer(tty); -+ if (tty->ops->flush_buffer) { -+ tty->ops->flush_buffer(tty); -+ } else { -+ netdev_dbg(sl->dev, "%s() tty->ops->flush_buffer is NULL.\n", __func__); -+ } - sl->rx_cnt = SLLIN_BUFF_BREAK; - - sl->rx_expect = SLLIN_BUFF_BREAK + 1; -@@ -943,6 +957,17 @@ static int sllin_send_break(struct sllin *sl) - unsigned long usleep_range_min; - unsigned long usleep_range_max; - -+ netdev_dbg(sl->dev, "%s() invoke.\n", __func__); -+ if (tty == NULL) { -+ netdev_dbg(sl->dev, "%s() tty == NULL.\n", __func__); -+ sl->lin_state = SLSTATE_IDLE; -+ return -1; -+ } -+ if (tty->ops == NULL) { -+ netdev_dbg(sl->dev, "%s() tty->ops == NULL.\n", __func__); -+ sl->lin_state = SLSTATE_IDLE; -+ return -1; -+ } - break_baud = ((sl->lin_baud * 2) / 3); - sl->rx_cnt = SLLIN_BUFF_BREAK; - sl->rx_expect = SLLIN_BUFF_BREAK + 1; -@@ -950,21 +975,31 @@ static int sllin_send_break(struct sllin *sl) - - /* Do the break ourselves; Inspired by - http://lxr.linux.no/#linux+v3.1.2/drivers/tty/tty_io.c#L2452 */ -- retval = tty->ops->break_ctl(tty, -1); -- if (retval) -- return retval; -+ if (tty->ops->break_ctl) { -+ retval = tty->ops->break_ctl(tty, -1); -+ if (retval) -+ return retval; -+ } else { -+ netdev_dbg(sl->dev, "%s() tty->ops->break_ctl is NULL.\n", __func__); -+ } - - /* udelay(712); */ - usleep_range_min = (1000000l * SLLIN_SAMPLES_PER_CHAR) / break_baud; - usleep_range_max = usleep_range_min + 50; - usleep_range(usleep_range_min, usleep_range_max); - -- retval = tty->ops->break_ctl(tty, 0); -+ if(tty->ops->break_ctl) { -+ retval = tty->ops->break_ctl(tty, 0); -+ } - usleep_range_min = (1000000l * 1 /* 1 bit */) / break_baud; - usleep_range_max = usleep_range_min + 30; - usleep_range(usleep_range_min, usleep_range_max); - -- tty->ops->flush_buffer(tty); -+ if ( tty->ops->flush_buffer) { -+ tty->ops->flush_buffer(tty); -+ } else { -+ netdev_dbg(sl->dev, "%s() tty->ops->flush_buffer is NULL.\n", __func__); -+ } - - sl->tx_cnt = SLLIN_BUFF_SYNC; - -@@ -1028,6 +1063,12 @@ static int sllin_kwthread(void *ptr) - int lin_dlc; - u8 lin_data_buff[SLLIN_DATA_MAX]; - -+ if (sl == NULL) { -+ pr_err("sllin: sl is NULL\n"); -+ } -+ if (sl->dev == NULL) { -+ pr_err("sllin: sl->dev is NULL\n"); -+ } - - if ((sl->lin_state == SLSTATE_IDLE) && sl->lin_master && - sl->id_to_send) { -@@ -1036,6 +1077,7 @@ static int sllin_kwthread(void *ptr) - } - } - -+ netdev_dbg(sl->dev, "sllin_kthread <WAIT_EVENT>\n"); - wait_event_killable(sl->kwt_wq, kthread_should_stop() || - test_bit(SLF_RXEVENT, &sl->flags) || - test_bit(SLF_TXEVENT, &sl->flags) || -@@ -1046,6 +1088,7 @@ static int sllin_kwthread(void *ptr) - (sl->lin_state == SLSTATE_RESPONSE_WAIT)) - && test_bit(SLF_MSGEVENT, &sl->flags))); - -+ netdev_dbg(sl->dev, "sllin_kthread <WAKEUPED>\n"); - if (test_and_clear_bit(SLF_RXEVENT, &sl->flags)) { - netdev_dbg(sl->dev, "sllin_kthread RXEVENT\n"); - } -@@ -1078,21 +1121,25 @@ static int sllin_kwthread(void *ptr) - sl->lin_state = SLSTATE_IDLE; - } - -+ netdev_dbg(sl->dev, "sllin_kthread: lin_state <%08x>\n",sl->lin_state); - switch (sl->lin_state) { - case SLSTATE_IDLE: - if (!test_bit(SLF_MSGEVENT, &sl->flags)) - break; -- -+ if (sl->tx_req_skb == NULL) -+ netdev_dbg(sl->dev, "sl->tx_req_skb == NULL\n"); -+ if (sl->tx_req_skb->data == NULL) -+ netdev_dbg(sl->dev, "sl->tx_req_skb->data == NULL\n"); - cf = (struct can_frame *)sl->tx_req_skb->data; - - /* SFF RTR CAN frame -> LIN header */ - if (cf->can_id & CAN_RTR_FLAG) { - struct sllin_conf_entry *sce; - -- netdev_dbg(sl->dev, "%s: RTR SFF CAN frame, ID = %x\n", -- __func__, cf->can_id & LIN_ID_MASK); - - sce = &sl->linfr_cache[cf->can_id & LIN_ID_MASK]; -+ netdev_dbg(sl->dev, "%s: RTR SFF CAN frame, ID = %x dlc=%d\n", -+ __func__, cf->can_id & LIN_ID_MASK, sce->dlc); - spin_lock_irqsave(&sl->linfr_lock, flags); - - /* Is there Slave response in linfr_cache to be sent? */ -@@ -1114,8 +1161,8 @@ static int sllin_kwthread(void *ptr) - spin_unlock_irqrestore(&sl->linfr_lock, flags); - - } else { /* SFF NON-RTR CAN frame -> LIN header + LIN response */ -- netdev_dbg(sl->dev, "%s: NON-RTR SFF CAN frame, ID = %x\n", -- __func__, (int)cf->can_id & LIN_ID_MASK); -+ netdev_dbg(sl->dev, "%s: NON-RTR SFF CAN frame, ID = %x\n dlc=%d", -+ __func__, (int)cf->can_id & LIN_ID_MASK, cf->can_dlc); - - lin_data = cf->data; - lin_dlc = cf->can_dlc; -@@ -1140,6 +1187,7 @@ static int sllin_kwthread(void *ptr) - hrtimer_start(&sl->rx_timer, - ktime_add(ktime_get(), sl->rx_timer_timeout), - HRTIMER_MODE_ABS); -+ netdev_dbg(sl->dev, "sllin_kthread: SLSTATE finish\n"); - break; - - case SLSTATE_BREAK_SENT: -@@ -1654,3 +1702,4 @@ static void __exit sllin_exit(void) - - module_init(sllin_init); - module_exit(sllin_exit); -+ diff --git a/recipes-kernel/sllin/files/0003-Allow-recent-kernels-newer-4.11.x-to-build.patch b/recipes-kernel/sllin/files/0003-Allow-recent-kernels-newer-4.11.x-to-build.patch deleted file mode 100644 index c8f2f9268..000000000 --- a/recipes-kernel/sllin/files/0003-Allow-recent-kernels-newer-4.11.x-to-build.patch +++ /dev/null @@ -1,69 +0,0 @@ -From fcebb8f510bbb5c681f1f9af4506b4de241837dd Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Jan-Simon=20M=C3=B6ller?= <jsmoeller@linuxfoundation.org> -Date: Wed, 31 Oct 2018 20:48:20 +0000 -Subject: [PATCH] Allow recent kernels newer 4.11.x to build -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -API changes enforce porting. - -Signed-off-by: Jan-Simon Möller <jsmoeller@linuxfoundation.org> ---- - sllin/sllin.c | 13 +++++++++++++ - 1 file changed, 13 insertions(+) - -diff --git a/sllin/sllin.c b/sllin/sllin.c -index 2969448..7e17127 100644 ---- a/sllin/sllin.c -+++ b/sllin/sllin.c -@@ -56,7 +56,12 @@ - #include <linux/rtnetlink.h> - #include <linux/if_arp.h> - #include <linux/if_ether.h> -+#include <linux/version.h> -+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,11,0) - #include <linux/sched.h> -+#else -+#include <uapi/linux/sched/types.h> -+#endif - #include <linux/delay.h> - #include <linux/init.h> - #include <linux/can.h> -@@ -447,7 +451,9 @@ static int sll_open(struct net_device *dev) - static void sll_free_netdev(struct net_device *dev) - { - int i = dev->base_addr; -+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,11,9) - free_netdev(dev); -+#endif - sllin_devs[i] = NULL; - } - -@@ -460,7 +466,12 @@ static const struct net_device_ops sll_netdev_ops = { - static void sll_setup(struct net_device *dev) - { - dev->netdev_ops = &sll_netdev_ops; -+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,11,9) - dev->destructor = sll_free_netdev; -+#else -+ dev->needs_free_netdev = true; -+ dev->priv_destructor = sll_free_netdev; -+#endif - - dev->hard_header_len = 0; - dev->addr_len = 0; -@@ -1685,8 +1696,10 @@ static void __exit sllin_exit(void) - sl = netdev_priv(dev); - if (sl->tty) { - netdev_dbg(sl->dev, "tty discipline still running\n"); -+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,11,9) - /* Intentionally leak the control block. */ - dev->destructor = NULL; -+#endif - } - - unregister_netdev(dev); --- -2.13.7 - diff --git a/recipes-kernel/sllin/files/0004-Fix-build-with-5.9-kernel.patch b/recipes-kernel/sllin/files/0004-Fix-build-with-5.9-kernel.patch deleted file mode 100644 index f3bcda9fe..000000000 --- a/recipes-kernel/sllin/files/0004-Fix-build-with-5.9-kernel.patch +++ /dev/null @@ -1,48 +0,0 @@ -Use sched_set_fifo on newer kernels - -The 5.9 kernel removed the export of sched_setscheduler, use -the new sched_set_fifo API if building on 5.9 or newer. There -is a slight difference in resulting priority level, the new -API will yield a priority of 50 instead of the explicit value -of 40 being used with sched_setscheduler, but this should not -be an issue. - -Upstream-Status: Inappropriate [no upstream] -Signed-off-by: Scott Murray <scott.murray@konsulko.com> - ---- -diff --git a/sllin/sllin.c b/sllin/sllin.c -index 133d6e9..92c52ad 100644 ---- a/sllin/sllin.c -+++ b/sllin/sllin.c -@@ -1059,14 +1059,20 @@ static int sllin_kwthread(void *ptr) - { - struct sllin *sl = (struct sllin *)ptr; - struct tty_struct *tty = sl->tty; -+#if LINUX_VERSION_CODE < KERNEL_VERSION(5,9,0) - struct sched_param schparam = { .sched_priority = 40 }; -+#endif - int tx_bytes = 0; /* Used for Network statistics */ - unsigned long flags; - int lin_id; - struct sllin_conf_entry *sce; - - netdev_dbg(sl->dev, "sllin_kwthread started.\n"); -+#if LINUX_VERSION_CODE < KERNEL_VERSION(5,9,0) - sched_setscheduler(current, SCHED_FIFO, &schparam); -+#else -+ sched_set_fifo(current); -+#endif - - clear_bit(SLF_ERROR, &sl->flags); - sltty_change_speed(tty, sl->lin_baud); -@@ -1274,8 +1280,8 @@ slstate_response_wait: - sl->lin_state = SLSTATE_RESPONSE_WAIT_BUS; - } - } -+ fallthrough; - -- /* Be aware, no BREAK here */ - case SLSTATE_RESPONSE_WAIT_BUS: - if (sl->rx_cnt < sl->rx_expect) - continue; diff --git a/recipes-kernel/sllin/files/sllin-demo.service b/recipes-kernel/sllin/files/sllin-demo.service index e3e7432f3..e6af0be59 100644 --- a/recipes-kernel/sllin/files/sllin-demo.service +++ b/recipes-kernel/sllin/files/sllin-demo.service @@ -1,8 +1,6 @@ [Unit] Description=LIN demo configuration ConditionPathExists=/dev/ttyUSB0 -After=afm-system-daemon.service -Before=can-dev-mapping-helper.service [Service] Type=forking diff --git a/recipes-kernel/sllin/files/start_lin_demo.sh b/recipes-kernel/sllin/files/start_lin_demo.sh index c7627ca74..c97f0a2c5 100755 --- a/recipes-kernel/sllin/files/start_lin_demo.sh +++ b/recipes-kernel/sllin/files/start_lin_demo.sh @@ -3,7 +3,7 @@ # Attach serial LIN->CAN bridge and set up LIN polling if [ -c /dev/ttyUSB0 ]; then sleep 1 - /usr/bin/lin_config -c /etc/lin_config.conf -a sllin:/dev/ttyUSB0 + /usr/bin/lin_config -m -c /etc/lin_config.conf -a sllin:/dev/ttyUSB0 mkdir -p /run/lin_config/ pidof lin_config > /run/lin_config/lin_config.pid sleep 1 diff --git a/recipes-kernel/sllin/sllin-demo.bb b/recipes-kernel/sllin/sllin-demo.bb new file mode 100644 index 000000000..bd764bea6 --- /dev/null +++ b/recipes-kernel/sllin/sllin-demo.bb @@ -0,0 +1,29 @@ +DESCRIPTION = "AGL IVI demo slLIN driver configuration" +LICENSE = "MIT" +LIC_FILES_CHKSUM = "file://${COREBASE}/meta/COPYING.MIT;md5=3da9cfbcb788c80a0384361b4de20420" + +inherit allarch systemd + +SRC_URI = " \ + file://sllin-demo.service \ + file://start_lin_demo.sh \ + file://lin_config.conf \ +" + +SYSTEMD_SERVICE:${PN} = "sllin-demo.service" + +do_install:append () { + install -d 644 ${D}/${bindir} + install -m 0755 ${WORKDIR}/start_lin_demo.sh ${D}/${bindir}/start_lin_demo.sh + install -d ${D}${systemd_system_unitdir} + install -m 0644 ${WORKDIR}/sllin-demo.service ${D}${systemd_system_unitdir}/ + install -d ${D}${sysconfdir} + install -m 0644 ${WORKDIR}/lin_config.conf ${D}${sysconfdir}/ +} + +FILES:${PN} += " \ + ${bindir}/start_lin_demo.sh \ + ${sysconfdir}/lin_config.conf \ +" + +RDEPENDS:${PN} += "lin-config" diff --git a/recipes-kernel/sllin/sllin.bb b/recipes-kernel/sllin/sllin.bb deleted file mode 100644 index 2accf40f9..000000000 --- a/recipes-kernel/sllin/sllin.bb +++ /dev/null @@ -1,47 +0,0 @@ -DESCRIPTION = "slLIN driver module" -LICENSE = "GPL-2.0-only" -LIC_FILES_CHKSUM = "file://sllin.c;beginline=7;endline=37;md5=6408e14dba951f8cbe3c2a003a0d89d2" - -inherit module systemd - -DEPENDS = "virtual/kernel" - -SRC_URI = "git://github.com/trainman419/linux-lin.git;protocol=https;branch=master" -SRCREV = "155d885e8ccc907a56f6c86c4b159fac27ef6fec" -S = "${WORKDIR}/git/sllin" - -PV = "0.1+git${SRCPV}" - -SRC_URI:append = " \ - file://0001_update_makefile.patch;pnum=2 \ - file://0002_fix_null_operation_check.patch;pnum=2 \ - file://0003-Allow-recent-kernels-newer-4.11.x-to-build.patch;pnum=2 \ - file://0001-Disable-sllin-driver-debug-log.patch;pnum=2 \ - file://0004-Fix-build-with-5.9-kernel.patch;pnum=2 \ - file://0005-Fix-build-with-5.13-kernel.patch;pnum=2 \ - file://0006-Fix-build-with-5.14-kernel.patch;pnum=2 \ - file://sllin-demo.service \ - file://start_lin_demo.sh \ - file://lin_config.conf \ -" - -KERNEL_MODULE_AUTOLOAD:append = " sllin" -KERNEL_MODULE_PROBECONF:append = " sllin" - -SLLINBAUDRATE ??= "9600" -module_conf_sllin = "options sllin baudrate=${SLLINBAUDRATE}" - -SYSTEMD_SERVICE:${PN} = "sllin-demo.service" - -do_install:append () { - install -d 644 ${D}/${bindir} - install -m 755 ${WORKDIR}/start_lin_demo.sh ${D}/${bindir}/start_lin_demo.sh - install -d ${D}${systemd_system_unitdir} - install -m 0644 ${WORKDIR}/sllin-demo.service ${D}${systemd_system_unitdir}/ - install -d ${D}${sysconfdir} - install -m 0644 ${WORKDIR}/lin_config.conf ${D}${sysconfdir}/ -} - -FILES:${PN} += "${bindir}/start_lin_demo.sh ${sysconfdir}/lin_config.conf" - -RDEPENDS:${PN} += "lin-config" diff --git a/recipes-kernel/sllin/files/0001_update_makefile.patch b/recipes-kernel/sllin/sllin/0001-update-makefile.patch index 7db57802b..7db57802b 100644 --- a/recipes-kernel/sllin/files/0001_update_makefile.patch +++ b/recipes-kernel/sllin/sllin/0001-update-makefile.patch diff --git a/recipes-kernel/sllin/sllin/0002-5.4-less-than-110-fix.patch b/recipes-kernel/sllin/sllin/0002-5.4-less-than-110-fix.patch new file mode 100644 index 000000000..8c13bfb53 --- /dev/null +++ b/recipes-kernel/sllin/sllin/0002-5.4-less-than-110-fix.patch @@ -0,0 +1,25 @@ +Fix compilation against kernels < 5.4.110 + +The fix to handle the backport of 4e096a18 to linux-5.4.y is a bit +too broad, as it breaks building against kernels older than 5.4.110, +add a version check to fix. + +Upstream-Status: pending +Signed-off-by: Scott Murray <scott.murray@konsulko.com> + +diff --git a/sllin/sllin.c b/sllin/sllin.c +index b3f2636..a6fb120 100644 +--- a/sllin/sllin.c ++++ b/sllin/sllin.c +@@ -1604,7 +1604,11 @@ static struct sllin *sll_alloc(dev_t line) + sl = netdev_priv(dev); + #if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 4, 0) + can_ml = (void *)sl + ALIGN(sizeof(*sl), NETDEV_ALIGN); ++ #if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 4, 110) + can_set_ml_priv(dev, can_ml); ++ #else ++ dev->ml_priv = can_ml; ++ #endif + #endif + /* Initialize channel control data */ + sl->magic = SLLIN_MAGIC; diff --git a/recipes-kernel/sllin/sllin_git.bb b/recipes-kernel/sllin/sllin_git.bb new file mode 100644 index 000000000..f13bcd55b --- /dev/null +++ b/recipes-kernel/sllin/sllin_git.bb @@ -0,0 +1,22 @@ +DESCRIPTION = "slLIN driver module" +LICENSE = "GPL-2.0-only" +LIC_FILES_CHKSUM = "file://sllin.c;beginline=7;endline=37;md5=6408e14dba951f8cbe3c2a003a0d89d2" + +inherit module + +DEPENDS = "virtual/kernel" + +SRC_URI = "git://github.com/lin-bus/linux-lin.git;protocol=https;branch=master \ + file://0001-update-makefile.patch;pnum=2 \ + file://0002-5.4-less-than-110-fix.patch;pnum=2 \ +" +SRCREV = "beb057d7505e0c4d7c61f3f4927b76916ec00e88" +S = "${WORKDIR}/git/sllin" + +PV = "0.1+git${SRCPV}" + +KERNEL_MODULE_AUTOLOAD:append = " sllin" +KERNEL_MODULE_PROBECONF:append = " sllin" + +SLLINBAUDRATE ??= "9600" +module_conf_sllin = "options sllin baudrate=${SLLINBAUDRATE}" |