diff options
| author |   Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
|---|---|---|
| committer | Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
| commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
| tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/u-boot/arch/nios2/cpu/traps.c | |
| parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) | |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/u-boot/arch/nios2/cpu/traps.c')
| -rw-r--r-- | roms/u-boot/arch/nios2/cpu/traps.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/roms/u-boot/arch/nios2/cpu/traps.c b/roms/u-boot/arch/nios2/cpu/traps.c new file mode 100644 index 000000000..087a05097 --- /dev/null +++ b/roms/u-boot/arch/nios2/cpu/traps.c @@ -0,0 +1,26 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * (C) Copyright 2004, Psyent Corporation <www.psyent.com> + * Scott McNutt <smcnutt@psyent.com> + */ + +#include <common.h> +#include <hang.h> +#include <asm/ptrace.h> + +void trap_handler (struct pt_regs *regs) +{ + /* Just issue warning */ + printf ("\n\n*** WARNING: unimplemented trap @ %08x\n\n", + regs->reg[29] - 4); +} + +void soft_emulation (struct pt_regs *regs) +{ + /* TODO: Software emulation of mul/div etc. Until this is + * implemented, generate warning and hang. + */ + printf ("\n\n*** ERROR: unimplemented instruction @ %08x\n", + regs->reg[29] - 4); + hang(); +} |