| /* Assembler macros for SPARC |
| * |
| * (C) Copyright 2007, taken from linux asm-sparc/asmmacro.h |
| * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com. |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| #ifndef __SPARC_ASMMACRO_H__ |
| #define __SPARC_ASMMACRO_H__ |
| |
| #include <config.h> |
| |
| /* All trap entry points _must_ begin with this macro or else you |
| * lose. It makes sure the kernel has a proper window so that |
| * c-code can be called. |
| */ |
| #define SAVE_ALL_HEAD \ |
| sethi %hi(trap_setup+(CONFIG_SYS_RELOC_MONITOR_BASE-CONFIG_SYS_TEXT_BASE)), %l4; \ |
| jmpl %l4 + %lo(trap_setup+(CONFIG_SYS_RELOC_MONITOR_BASE-CONFIG_SYS_TEXT_BASE)), %l6; |
| #define SAVE_ALL \ |
| SAVE_ALL_HEAD \ |
| nop; |
| |
| /* All traps low-level code here must end with this macro. */ |
| #define RESTORE_ALL b ret_trap_entry; clr %l6; |
| |
| #endif |
