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Enable secondary serial console

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This commit is contained in:
Rodrigo Arias 2024-07-08 10:44:51 +02:00
parent 4641e0d9a0
commit 4d246ad00e
2 changed files with 16 additions and 14 deletions
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4
JOURNAL.md
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@ -828,3 +828,7 @@ anything and why the heartbeat stops.
<!--}}}--> <!--}}}-->
Fran has created another bitstream with two consoles enabled
(`ox_u55c_a234c132.bit`), let see if I manage to boot with it.
First I will need to enable the consoles on the DTS.

26
ox-plic.dts
View File

@ -7,7 +7,7 @@
aliases { aliases {
serial0 = &uart_console; // ttyS0 serial0 = &uart_console; // ttyS0
// serial1 = &uart_testing; // ttyS1 serial1 = &uart_testing; // ttyS1
}; };
// chosen { // chosen {
@ -120,8 +120,6 @@
uart_console: serial@40001000 { uart_console: serial@40001000 {
compatible = "ns16550"; compatible = "ns16550";
reg = <0x0 0x40001000 0x0 0x1000>; reg = <0x0 0x40001000 0x0 0x1000>;
interrupts = <1>; /* Output interrupt 1 */
interrupt-parent = <&PLIC>;
reg-shift = <2>; reg-shift = <2>;
/* No interrupts for this UART, use console=hvc0 */ /* No interrupts for this UART, use console=hvc0 */
/* This clock is the SERIAL_CLK */ /* This clock is the SERIAL_CLK */
@ -129,17 +127,17 @@
current-speed = <115200>; current-speed = <115200>;
status = "okay"; status = "okay";
}; };
// /* The serial for interrupt tests */ /* The serial for interrupt tests */
// uart_testing: serial@40003000 { uart_testing: serial@40003000 {
// compatible = "ns16550"; compatible = "ns16550";
// reg = <0x0 0x40003000 0x0 0x1000>; reg = <0x0 0x40003000 0x0 0x1000>;
// interrupts = <1>; /* Output interrupt 1 */ interrupts = <1>; /* Output interrupt 1 */
// interrupt-parent = <&PLIC>; interrupt-parent = <&PLIC>;
// reg-shift = <2>; reg-shift = <2>;
// clock-frequency = <50000000>; clock-frequency = <50000000>;
// current-speed = <115200>; current-speed = <115200>;
// status = "okay"; status = "okay";
// }; };
// ethernet0 { // ethernet0 {
// xlnx,rxmem = <0x000005f2>; // xlnx,rxmem = <0x000005f2>;