diff options
Diffstat (limited to 'roms/u-boot/arch/sparc/include/asm/asmmacro.h')
| -rw-r--r-- | roms/u-boot/arch/sparc/include/asm/asmmacro.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/roms/u-boot/arch/sparc/include/asm/asmmacro.h b/roms/u-boot/arch/sparc/include/asm/asmmacro.h new file mode 100644 index 00000000..653f2e48 --- /dev/null +++ b/roms/u-boot/arch/sparc/include/asm/asmmacro.h @@ -0,0 +1,28 @@ +/* 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 |