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Incorporate autocons

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This should permit skipping
it on kernel command line.
This commit is contained in:
Jarrod Johnson 2020-04-15 16:50:33 -04:00
parent e2aaa2afb4
commit 76f7c12ca5
2 changed files with 10 additions and 2 deletions
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8
misc/autocons.c
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@ -25,6 +25,7 @@ int main(int argc, char* argv[]) {
int currspeed;
speed_t cspeed;
char buff[128];
char* offset;
uint64_t address;
spcr = open("/sys/firmware/acpi/tables/SPCR", O_RDONLY);
if (spcr < 0) {
@ -38,6 +39,7 @@ int main(int argc, char* argv[]) {
if (buff[40] != 1) exit(0); //IO only
address = *(uint64_t *)(buff + 44);
currspeed = buff[58];
offset = buff + 10;
if (address == COM1) {
strncpy(buff, "/dev/ttyS0", 128);
} else if (address == COM2) {
@ -51,14 +53,16 @@ int main(int argc, char* argv[]) {
}
if (currspeed == SPEED9600) {
cspeed = B9600;
strcpy(offset, ",9600");
} else if (currspeed == SPEED19200) {
cspeed = B19200;
strcpy(offset, ",19200");
} else if (currspeed == SPEED57600) {
cspeed = B57600;
strcpy(offset, ",57600");
} else if (currspeed == SPEED115200) {
cspeed = B115200;
} else if (currspeed == SPEED115200) {
cspeed = 0;
strcpy(offset, ",115200");
} else {
exit(0);
}

4
misc/confluent-cmdline.sh.rh8
View File

@ -1,5 +1,9 @@
#!/bin/bash
echo -n "" >> /tmp/net.ifaces
cat /tls/*.pem >> /etc/pki/tls/certs/ca-bundle.crt
autocons=$(/opt/confluent/bin/autocons)
if [ -n "$autocons" ]; then
echo console=$autocons >> /etc/cmdline.d/01-autocons
fi
. /lib/anaconda-lib.sh
wait_for_kickstart