2 * (C) Copyright 2004, Psyent Corporation <www.psyent.com>
3 * Scott McNutt <smcnutt@psyent.com>
5 * See file CREDITS for list of people who contributed to this
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.
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.
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,
27 /*------------------------------------------------------------------------
29 *----------------------------------------------------------------------*/
30 #define CONFIG_PCI5441 1 /* PCI-5441 board */
31 #define CONFIG_SYS_CLK_FREQ 50000000 /* 50 MHz core clk */
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*/
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) */
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 */
55 /*------------------------------------------------------------------------
58 * -The heap is placed below the monitor.
59 * -Global data is placed below the heap.
60 * -The stack is placed below global data (&grows down).
61 *----------------------------------------------------------------------*/
62 #define CFG_MONITOR_LEN (128 * 1024) /* Reserve 128k */
63 #define CFG_GBL_DATA_SIZE 128 /* Global data size rsvd*/
64 #define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
66 #define CFG_MONITOR_BASE TEXT_BASE
67 #define CFG_MALLOC_BASE (CFG_MONITOR_BASE - CFG_MALLOC_LEN)
68 #define CFG_GBL_DATA_OFFSET (CFG_MALLOC_BASE - CFG_GBL_DATA_SIZE)
69 #define CFG_INIT_SP CFG_GBL_DATA_OFFSET
71 /*------------------------------------------------------------------------
73 *----------------------------------------------------------------------*/
74 #define CFG_MAX_FLASH_SECT 128 /* Max # sects per bank */
75 #define CFG_MAX_FLASH_BANKS 1 /* Max # of flash banks */
76 #define CFG_FLASH_ERASE_TOUT 8000 /* Erase timeout (msec) */
77 #define CFG_FLASH_WRITE_TOUT 100 /* Write timeout (msec) */
78 #define CFG_FLASH_WORD_SIZE unsigned char /* flash word size */
80 /*------------------------------------------------------------------------
81 * ENVIRONMENT -- Put environment in sector CFG_MONITOR_LEN above
82 * CFG_RESET_ADDR, since we assume the monitor is stored at the
83 * reset address, no? This will keep the environment in user region
84 * of flash. NOTE: the monitor length must be multiple of sector size
85 * (which is common practice).
86 *----------------------------------------------------------------------*/
87 #define CONFIG_ENV_IS_IN_FLASH 1 /* Environment in flash */
88 #define CFG_ENV_SIZE (64 * 1024) /* 64 KByte (1 sector) */
89 #define CONFIG_ENV_OVERWRITE /* Serial change Ok */
90 #define CFG_ENV_ADDR (CFG_RESET_ADDR + CFG_MONITOR_LEN)
92 /*------------------------------------------------------------------------
94 *----------------------------------------------------------------------*/
95 #if defined(CONFIG_CONSOLE_JTAG)
96 #define CFG_NIOS_CONSOLE 0x00920820 /* JTAG UART base addr */
98 #define CFG_NIOS_CONSOLE 0x009208a0 /* UART base addr */
101 #define CFG_NIOS_FIXEDBAUD 1 /* Baudrate is fixed */
102 #define CONFIG_BAUDRATE 115200 /* Initial baudrate */
103 #define CFG_BAUDRATE_TABLE {115200} /* It's fixed ;-) */
105 #define CFG_CONSOLE_INFO_QUIET 1 /* Suppress console info*/
107 /*------------------------------------------------------------------------
109 *----------------------------------------------------------------------*/
110 #undef CONFIG_ROM_STUBS /* Stubs not in ROM */
112 /*------------------------------------------------------------------------
115 * The high res timer defaults to 1 msec. Since it includes the period
116 * registers, we can slow it down to 10 msec using TMRCNT. If the default
117 * period is acceptable, TMRCNT can be left undefined.
118 *----------------------------------------------------------------------*/
119 #define CFG_NIOS_TMRBASE 0x00920860 /* Tick timer base addr */
120 #define CFG_NIOS_TMRIRQ 3 /* Timer IRQ num */
121 #define CFG_NIOS_TMRMS 10 /* 10 msec per tick */
122 #define CFG_NIOS_TMRCNT (CFG_NIOS_TMRMS * (CONFIG_SYS_CLK_FREQ/1000))
123 #define CFG_HZ (CONFIG_SYS_CLK_FREQ/(CFG_NIOS_TMRCNT + 1))
129 #define CONFIG_BOOTP_BOOTFILESIZE
130 #define CONFIG_BOOTP_BOOTPATH
131 #define CONFIG_BOOTP_GATEWAY
132 #define CONFIG_BOOTP_HOSTNAME
136 * Command line configuration.
138 #define CONFIG_CMD_BDI
139 #define CONFIG_CMD_ECHO
140 #define CONFIG_CMD_ENV
141 #define CONFIG_CMD_FLASH
142 #define CONFIG_CMD_IMI
143 #define CONFIG_CMD_IRQ
144 #define CONFIG_CMD_LOADS
145 #define CONFIG_CMD_LOADB
146 #define CONFIG_CMD_MEMORY
147 #define CONFIG_CMD_MISC
148 #define CONFIG_CMD_RUN
149 #define CONFIG_CMD_SAVES
152 /*------------------------------------------------------------------------
154 *----------------------------------------------------------------------*/
155 #define CFG_LONGHELP /* Provide extended help*/
156 #define CFG_PROMPT "==> " /* Command prompt */
157 #define CFG_CBSIZE 256 /* Console I/O buf size */
158 #define CFG_MAXARGS 16 /* Max command args */
159 #define CFG_BARGSIZE CFG_CBSIZE /* Boot arg buf size */
160 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print buf size */
161 #define CFG_LOAD_ADDR CFG_SDRAM_BASE /* Default load address */
162 #define CFG_MEMTEST_START CFG_SDRAM_BASE /* Start addr for test */
163 #define CFG_MEMTEST_END CFG_INIT_SP - 0x00020000
165 #endif /* __CONFIG_H */