Commit ce7f0b18 authored by WANG Xuerui's avatar WANG Xuerui Committed by Huacai Chen
Browse files

LoongArch: Humanize the PRMD line when showing registers 



Example output looks like:

[   xx.xxxxxx]  PRMD: 00000004 (PPLV0 +PIE -PWE)

Signed-off-by: default avatarWANG Xuerui <git@xen0n.name>
Signed-off-by: default avatarHuacai Chen <chenhuacai@loongson.cn>
parent efada2af

arch/loongarch/kernel/traps.c

+10 −1
Original line number Diff line number Diff line
@@ -202,6 +202,15 @@ static void print_crmd(unsigned long x) 
	pr_cont(")\n");

}



static void print_prmd(unsigned long x)

{

	printk(" PRMD: %08lx (", x);

	print_plv_fragment("PPLV", (int) FIELD_GET(CSR_PRMD_PPLV, x));

	print_bool_fragment("PIE", FIELD_GET(CSR_PRMD_PIE, x), false);

	print_bool_fragment("PWE", FIELD_GET(CSR_PRMD_PWE, x), false);

	pr_cont(")\n");

}



static void __show_regs(const struct pt_regs *regs)

{

	const int field = 2 * sizeof(unsigned long);
@@ -244,7 +253,7 @@ static void __show_regs(const struct pt_regs *regs) 


	/* Print saved important CSRs */

	print_crmd(regs->csr_crmd);

	printk(" PRMD: %08lx\n", regs->csr_prmd);

	print_prmd(regs->csr_prmd);

	printk(" EUEN: %08lx\n", regs->csr_euen);

	printk(" ECFG: %08lx\n", regs->csr_ecfg);

	printk("ESTAT: %08lx\n", regs->csr_estat);