Commit 2d9b332d authored Nov 01, 2019 by Oliver O'Halloran Committed by Michael Ellerman Jan 23, 2020

powerpc/xmon: Allow passing an argument to ppc_md.restart()



On PowerNV a few different kinds of reboot are supported. We'd like to be
able to exercise these from xmon so allow 'zr' to take an argument, and
pass that to the ppc_md.restart() function.

Signed-off-by: Oliver O'Halloran <oohall@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20191101085522.3055-1-oohall@gmail.com

parent 846a17a5

arch/powerpc/xmon/xmon.c

+7 −4

Original line number	Diff line number	Diff line
		@@ -1192,17 +1192,20 @@ static int do_step(struct pt_regs *regs)

		static void bootcmds(void)
		{
		char tmp[64];
		int cmd;

		cmd = inchar();
		if (cmd == 'r')
		ppc_md.restart(NULL);
		else if (cmd == 'h')
		if (cmd == 'r') {
		getstring(tmp, 64);
		ppc_md.restart(tmp);
		} else if (cmd == 'h') {
		ppc_md.halt();
		else if (cmd == 'p')
		} else if (cmd == 'p') {
		if (pm_power_off)
		pm_power_off();
		}
		}

		static int cpu_cmd(void)
		{

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