u-boot/arch/nios2/include/asm/global_data.h
Thomas Chou 2de4823dc0 nios2: change virt_to_phys to use physaddr_mask in global data
As virt_to_phys() is used a lot in DMA transfer, change it
to use physaddr_mask in global data. This will save an "if"
statement and get a little faster.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Acked-by: Marek Vasut <marex@denx.de>
2015-11-06 09:14:11 +08:00

29 lines
639 B
C

/*
* (C) Copyright 2004, Psyent Corporation <www.psyent.com>
* Scott McNutt <smcnutt@psyent.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __ASM_NIOS2_GLOBALDATA_H_
#define __ASM_NIOS2_GLOBALDATA_H_
/* Architecture-specific global data */
struct arch_global_data {
u32 dcache_line_size;
u32 icache_line_size;
u32 dcache_size;
u32 icache_size;
u32 reset_addr;
u32 exception_addr;
int has_initda;
int has_mmu;
u32 io_region_base;
u32 mem_region_base;
u32 physaddr_mask;
};
#include <asm-generic/global_data.h>
#define DECLARE_GLOBAL_DATA_PTR register gd_t *gd asm ("gp")
#endif /* __ASM_NIOS2_GLOBALDATA_H_ */