2 * (C) Copyright 2004, Psyent Corporation <www.psyent.com>
3 * Scott McNutt <smcnutt@psyent.com>
5 * SPDX-License-Identifier: GPL-2.0+
10 #include <asm/cache.h>
12 DECLARE_GLOBAL_DATA_PTR;
14 #if defined (CONFIG_SYS_NIOS_SYSID_BASE)
15 extern void display_sysid (void);
16 #endif /* CONFIG_SYS_NIOS_SYSID_BASE */
18 #ifdef CONFIG_DISPLAY_CPUINFO
19 int print_cpuinfo(void)
21 printf ("CPU : Nios-II\n");
22 #if !defined(CONFIG_SYS_NIOS_SYSID_BASE)
23 printf ("SYSID : <unknown>\n");
29 #endif /* CONFIG_DISPLAY_CPUINFO */
31 int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
34 /* indirect call to go beyond 256MB limitation of toolchain */
35 nios2_callr(CONFIG_SYS_RESET_ADDR);
39 int dcache_status(void)
44 void dcache_enable(void)
46 flush_dcache(CONFIG_SYS_DCACHE_SIZE, CONFIG_SYS_DCACHELINE_SIZE);
49 void dcache_disable(void)
51 flush_dcache(CONFIG_SYS_DCACHE_SIZE, CONFIG_SYS_DCACHELINE_SIZE);
54 int arch_cpu_init(void)
56 gd->cpu_clk = CONFIG_SYS_CLK_FREQ;
57 gd->ram_size = CONFIG_SYS_SDRAM_SIZE;