Commit 9718d96c authored by WANG Xuerui's avatar WANG Xuerui Committed by Huacai Chen
Browse files

LoongArch: Humanize the EUEN line when showing registers 



Example output looks like:

[   xx.xxxxxx]  EUEN: 00000000 (-FPE -SXE -ASXE -BTE)

Signed-off-by: default avatarWANG Xuerui <git@xen0n.name>
Signed-off-by: default avatarHuacai Chen <chenhuacai@loongson.cn>
parent ce7f0b18

arch/loongarch/kernel/traps.c

+11 −1
Original line number Diff line number Diff line
@@ -211,6 +211,16 @@ static void print_prmd(unsigned long x) 
	pr_cont(")\n");

}



static void print_euen(unsigned long x)

{

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

	print_bool_fragment("FPE", FIELD_GET(CSR_EUEN_FPEN, x), true);

	print_bool_fragment("SXE", FIELD_GET(CSR_EUEN_LSXEN, x), false);

	print_bool_fragment("ASXE", FIELD_GET(CSR_EUEN_LASXEN, x), false);

	print_bool_fragment("BTE", FIELD_GET(CSR_EUEN_LBTEN, x), false);

	pr_cont(")\n");

}



static void __show_regs(const struct pt_regs *regs)

{

	const int field = 2 * sizeof(unsigned long);
@@ -254,7 +264,7 @@ static void __show_regs(const struct pt_regs *regs) 
	/* Print saved important CSRs */

	print_crmd(regs->csr_crmd);

	print_prmd(regs->csr_prmd);

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

	print_euen(regs->csr_euen);

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

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