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wdenkef3386f2004-10-10 21:27:30 +00001/*
2 * (C) Copyright 2004, Psyent Corporation <www.psyent.com>
3 * Scott McNutt <smcnutt@psyent.com>
4 *
5 * See file CREDITS for list of people who contributed to this
6 * project.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21 * MA 02111-1307 USA
22 */
23
24#ifndef __CONFIG_H
25#define __CONFIG_H
26
27/*------------------------------------------------------------------------
28 * BOARD/CPU
29 *----------------------------------------------------------------------*/
30#define CONFIG_PK1C20 1 /* PK1C20 board */
31#define CONFIG_SYS_CLK_FREQ 50000000 /* 50 MHz core clk */
32
33#define CFG_RESET_ADDR 0x00000000 /* Hard-reset address */
34#define CFG_EXCEPTION_ADDR 0x01000020 /* Exception entry point*/
35#define CFG_NIOS_SYSID_BASE 0x00920828 /* System id address */
36#define CONFIG_BOARD_EARLY_INIT_F 1 /* enable early board-spec. init*/
37
38/*------------------------------------------------------------------------
39 * CACHE -- the following will support II/s and II/f. The II/s does not
40 * have dcache, so the cache instructions will behave as NOPs.
41 *----------------------------------------------------------------------*/
42#define CFG_ICACHE_SIZE 4096 /* 4 KByte total */
43#define CFG_ICACHELINE_SIZE 32 /* 32 bytes/line */
44#define CFG_DCACHE_SIZE 2048 /* 2 KByte (II/f) */
45#define CFG_DCACHELINE_SIZE 4 /* 4 bytes/line (II/f) */
46
47/*------------------------------------------------------------------------
48 * MEMORY BASE ADDRESSES
49 *----------------------------------------------------------------------*/
50#define CFG_FLASH_BASE 0x00000000 /* FLASH base addr */
51#define CFG_FLASH_SIZE 0x00800000 /* 8 MByte */
52#define CFG_SDRAM_BASE 0x01000000 /* SDRAM base addr */
53#define CFG_SDRAM_SIZE 0x01000000 /* 16 MByte */
54#define CFG_SRAM_BASE 0x00800000 /* SRAM base addr */
55#define CFG_SRAM_SIZE 0x00200000 /* 2 MByte */
56
57/*------------------------------------------------------------------------
58 * MEMORY ORGANIZATION
59 * -Monitor at top.
60 * -The heap is placed below the monitor.
61 * -Global data is placed below the heap.
62 * -The stack is placed below global data (&grows down).
63 *----------------------------------------------------------------------*/
64#define CFG_MONITOR_LEN (128 * 1024) /* Reserve 128k */
65#define CFG_GBL_DATA_SIZE 128 /* Global data size rsvd*/
66#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
67
68#define CFG_MONITOR_BASE TEXT_BASE
69#define CFG_MALLOC_BASE (CFG_MONITOR_BASE - CFG_MALLOC_LEN)
70#define CFG_GBL_DATA_OFFSET (CFG_MALLOC_BASE - CFG_GBL_DATA_SIZE)
71#define CFG_INIT_SP CFG_GBL_DATA_OFFSET
72
73/*------------------------------------------------------------------------
74 * FLASH (AM29LV065D)
75 *----------------------------------------------------------------------*/
76#define CFG_MAX_FLASH_SECT 128 /* Max # sects per bank */
77#define CFG_MAX_FLASH_BANKS 1 /* Max # of flash banks */
78#define CFG_FLASH_ERASE_TOUT 8000 /* Erase timeout (msec) */
79#define CFG_FLASH_WRITE_TOUT 100 /* Write timeout (msec) */
80#define CFG_FLASH_WORD_SIZE unsigned char /* flash word size */
81
82/*------------------------------------------------------------------------
83 * ENVIRONMENT -- Put environment in sector CFG_MONITOR_LEN above
84 * CFG_RESET_ADDR, since we assume the monitor is stored at the
85 * reset address, no? This will keep the environment in user region
86 * of flash. NOTE: the monitor length must be multiple of sector size
87 * (which is common practice).
88 *----------------------------------------------------------------------*/
89#define CFG_ENV_IS_IN_FLASH 1 /* Environment in flash */
90#define CFG_ENV_SIZE (64 * 1024) /* 64 KByte (1 sector) */
91#define CONFIG_ENV_OVERWRITE /* Serial change Ok */
92#define CFG_ENV_ADDR (CFG_RESET_ADDR + CFG_MONITOR_LEN)
93
94/*------------------------------------------------------------------------
95 * CONSOLE
96 *----------------------------------------------------------------------*/
97#if defined(CONFIG_CONSOLE_JTAG)
98#define CFG_NIOS_CONSOLE 0x00920820 /* JTAG UART base addr */
99#else
100#define CFG_NIOS_CONSOLE 0x009208a0 /* UART base addr */
101#endif
102
103#define CFG_NIOS_FIXEDBAUD 1 /* Baudrate is fixed */
104#define CONFIG_BAUDRATE 115200 /* Initial baudrate */
105#define CFG_BAUDRATE_TABLE {115200} /* It's fixed ;-) */
106
107#define CFG_CONSOLE_INFO_QUIET 1 /* Suppress console info*/
108
109/*------------------------------------------------------------------------
110 * DEBUG
111 *----------------------------------------------------------------------*/
112#undef CONFIG_ROM_STUBS /* Stubs not in ROM */
113
114/*------------------------------------------------------------------------
115 * TIMEBASE --
116 *
117 * The high res timer defaults to 1 msec. Since it includes the period
118 * registers, we can slow it down to 10 msec using TMRCNT. If the default
119 * period is acceptable, TMRCNT can be left undefined.
120 *----------------------------------------------------------------------*/
121#define CFG_NIOS_TMRBASE 0x00920860 /* Tick timer base addr */
122#define CFG_NIOS_TMRIRQ 3 /* Timer IRQ num */
123#define CFG_NIOS_TMRMS 10 /* 10 msec per tick */
124#define CFG_NIOS_TMRCNT (CFG_NIOS_TMRMS * (CONFIG_SYS_CLK_FREQ/1000))
125#define CFG_HZ (CONFIG_SYS_CLK_FREQ/(CFG_NIOS_TMRCNT + 1))
126
127/*------------------------------------------------------------------------
128 * STATUS LED -- Provides a simple blinking led. For Nios2 each board
129 * must implement its own led routines -- leds are, after all,
130 * board-specific, no?
131 *----------------------------------------------------------------------*/
132#define CFG_LEDPIO_ADDR 0x00920840 /* LED PIO base addr */
133#define CONFIG_STATUS_LED /* Enable status driver */
134
135#define STATUS_LED_BIT 1 /* Bit-0 on PIO */
136#define STATUS_LED_STATE 1 /* Blinking */
137#define STATUS_LED_PERIOD (500/CFG_NIOS_TMRMS) /* Every 500 msec */
138
139/*------------------------------------------------------------------------
140 * ETHERNET -- The header file for the SMC91111 driver hurts my eyes ...
141 * and really doesn't need any additional clutter. So I choose the lazy
142 * way out to avoid changes there -- define the base address to ensure
143 * cache bypass so there's no need to monkey with inx/outx macros.
144 *----------------------------------------------------------------------*/
145#define CONFIG_SMC91111_BASE 0x80910300 /* Base addr (bypass) */
146#define CONFIG_DRIVER_SMC91111 /* Using SMC91c111 */
147#undef CONFIG_SMC91111_EXT_PHY /* Internal PHY */
148#define CONFIG_SMC_USE_32_BIT /* 32-bit interface */
149
150#define CONFIG_ETHADDR 08:00:3e:26:0a:5b
151#define CONFIG_NETMASK 255.255.255.0
152#define CONFIG_IPADDR 192.168.2.21
153#define CONFIG_SERVERIP 192.168.2.16
154
155/*------------------------------------------------------------------------
156 * COMMANDS
157 *----------------------------------------------------------------------*/
158#define CONFIG_COMMANDS (CFG_CMD_BDI | \
159 CFG_CMD_DHCP | \
160 CFG_CMD_ECHO | \
161 CFG_CMD_ENV | \
162 CFG_CMD_FLASH | \
163 CFG_CMD_IMI | \
164 CFG_CMD_IRQ | \
165 CFG_CMD_LOADS | \
166 CFG_CMD_LOADB | \
167 CFG_CMD_MEMORY | \
168 CFG_CMD_MISC | \
169 CFG_CMD_NET | \
170 CFG_CMD_PING | \
171 CFG_CMD_RUN | \
172 CFG_CMD_SAVES )
173#include <cmd_confdefs.h>
174
175/*------------------------------------------------------------------------
176 * MISC
177 *----------------------------------------------------------------------*/
178#define CFG_LONGHELP /* Provide extended help*/
179#define CFG_PROMPT "==> " /* Command prompt */
180#define CFG_CBSIZE 256 /* Console I/O buf size */
181#define CFG_MAXARGS 16 /* Max command args */
182#define CFG_BARGSIZE CFG_CBSIZE /* Boot arg buf size */
183#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print buf size */
184#define CFG_LOAD_ADDR CFG_SDRAM_BASE /* Default load address */
185#define CFG_MEMTEST_START CFG_SDRAM_BASE /* Start addr for test */
186#define CFG_MEMTEST_END CFG_INIT_SP - 0x00020000
187
188#endif /* __CONFIG_H */