2 * (C) Copyright 2004, Psyent Corporation <www.psyent.com>
3 * Scott McNutt <smcnutt@psyent.com>
5 * SPDX-License-Identifier: GPL-2.0+
11 /*------------------------------------------------------------------------
13 *----------------------------------------------------------------------*/
14 #define CONFIG_PCI5441 1 /* PCI-5441 board */
15 #define CONFIG_SYS_CLK_FREQ 50000000 /* 50 MHz core clk */
17 #define CONFIG_SYS_RESET_ADDR 0x00000000 /* Hard-reset address */
18 #define CONFIG_SYS_EXCEPTION_ADDR 0x01000020 /* Exception entry point*/
19 #define CONFIG_SYS_NIOS_SYSID_BASE 0x00920828 /* System id address */
20 #define CONFIG_BOARD_EARLY_INIT_F 1 /* enable early board-spec. init*/
22 /*------------------------------------------------------------------------
23 * CACHE -- the following will support II/s and II/f. The II/s does not
24 * have dcache, so the cache instructions will behave as NOPs.
25 *----------------------------------------------------------------------*/
26 #define CONFIG_SYS_ICACHE_SIZE 4096 /* 4 KByte total */
27 #define CONFIG_SYS_ICACHELINE_SIZE 32 /* 32 bytes/line */
28 #define CONFIG_SYS_DCACHE_SIZE 2048 /* 2 KByte (II/f) */
29 #define CONFIG_SYS_DCACHELINE_SIZE 4 /* 4 bytes/line (II/f) */
31 /*------------------------------------------------------------------------
32 * MEMORY BASE ADDRESSES
33 *----------------------------------------------------------------------*/
34 #define CONFIG_SYS_FLASH_BASE 0x00000000 /* FLASH base addr */
35 #define CONFIG_SYS_FLASH_SIZE 0x00800000 /* 8 MByte */
36 #define CONFIG_SYS_SDRAM_BASE 0x01000000 /* SDRAM base addr */
37 #define CONFIG_SYS_SDRAM_SIZE 0x01000000 /* 16 MByte */
39 /*------------------------------------------------------------------------
42 * -The heap is placed below the monitor.
43 * -Global data is placed below the heap.
44 * -The stack is placed below global data (&grows down).
45 *----------------------------------------------------------------------*/
46 #define CONFIG_SYS_MONITOR_LEN (128 * 1024) /* Reserve 128k */
47 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024)
49 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
50 #define CONFIG_SYS_MALLOC_BASE (CONFIG_SYS_MONITOR_BASE - CONFIG_SYS_MALLOC_LEN)
51 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_MALLOC_BASE - GENERATED_GBL_DATA_SIZE)
52 #define CONFIG_SYS_INIT_SP CONFIG_SYS_GBL_DATA_OFFSET
54 /*------------------------------------------------------------------------
56 *----------------------------------------------------------------------*/
57 #define CONFIG_SYS_MAX_FLASH_SECT 128 /* Max # sects per bank */
58 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* Max # of flash banks */
59 #define CONFIG_SYS_FLASH_ERASE_TOUT 8000 /* Erase timeout (msec) */
60 #define CONFIG_SYS_FLASH_WRITE_TOUT 100 /* Write timeout (msec) */
61 #define CONFIG_SYS_FLASH_WORD_SIZE unsigned char /* flash word size */
63 /*------------------------------------------------------------------------
64 * ENVIRONMENT -- Put environment in sector CONFIG_SYS_MONITOR_LEN above
65 * CONFIG_SYS_RESET_ADDR, since we assume the monitor is stored at the
66 * reset address, no? This will keep the environment in user region
67 * of flash. NOTE: the monitor length must be multiple of sector size
68 * (which is common practice).
69 *----------------------------------------------------------------------*/
70 #define CONFIG_ENV_IS_IN_FLASH 1 /* Environment in flash */
71 #define CONFIG_ENV_SIZE (64 * 1024) /* 64 KByte (1 sector) */
72 #define CONFIG_ENV_OVERWRITE /* Serial change Ok */
73 #define CONFIG_ENV_ADDR (CONFIG_SYS_RESET_ADDR + CONFIG_SYS_MONITOR_LEN)
75 /*------------------------------------------------------------------------
77 *----------------------------------------------------------------------*/
78 #define CONFIG_ALTERA_UART 1 /* Use altera uart */
79 #if defined(CONFIG_ALTERA_JTAG_UART)
80 #define CONFIG_SYS_NIOS_CONSOLE 0x00920820 /* JTAG UART base addr */
82 #define CONFIG_SYS_NIOS_CONSOLE 0x009208a0 /* UART base addr */
85 #define CONFIG_SYS_NIOS_FIXEDBAUD 1 /* Baudrate is fixed */
86 #define CONFIG_BAUDRATE 115200 /* Initial baudrate */
87 #define CONFIG_SYS_BAUDRATE_TABLE {115200} /* It's fixed ;-) */
89 #define CONFIG_SYS_CONSOLE_INFO_QUIET 1 /* Suppress console info*/
91 /*------------------------------------------------------------------------
93 *----------------------------------------------------------------------*/
94 #undef CONFIG_ROM_STUBS /* Stubs not in ROM */
96 /*------------------------------------------------------------------------
99 * The high res timer defaults to 1 msec. Since it includes the period
100 * registers, the interrupt frequency can be reduced using TMRCNT.
101 * If the default period is acceptable, TMRCNT can be left undefined.
102 * TMRMS represents the desired mecs per tick (msecs per interrupt).
103 *----------------------------------------------------------------------*/
104 #define CONFIG_SYS_HZ 1000 /* Always 1000 */
105 #define CONFIG_SYS_LOW_RES_TIMER
106 #define CONFIG_SYS_NIOS_TMRBASE 0x00920860 /* Tick timer base addr */
107 #define CONFIG_SYS_NIOS_TMRIRQ 3 /* Timer IRQ num */
108 #define CONFIG_SYS_NIOS_TMRMS 10 /* Desired period (msec)*/
109 #define CONFIG_SYS_NIOS_TMRCNT \
110 (CONFIG_SYS_NIOS_TMRMS * (CONFIG_SYS_CLK_FREQ/1000))
116 #define CONFIG_BOOTP_BOOTFILESIZE
117 #define CONFIG_BOOTP_BOOTPATH
118 #define CONFIG_BOOTP_GATEWAY
119 #define CONFIG_BOOTP_HOSTNAME
123 * Command line configuration.
125 #define CONFIG_CMD_BDI
126 #define CONFIG_CMD_ECHO
127 #define CONFIG_CMD_SAVEENV
128 #define CONFIG_CMD_FLASH
129 #define CONFIG_CMD_IMI
130 #define CONFIG_CMD_IRQ
131 #define CONFIG_CMD_LOADS
132 #define CONFIG_CMD_LOADB
133 #define CONFIG_CMD_MEMORY
134 #define CONFIG_CMD_MISC
135 #define CONFIG_CMD_RUN
136 #define CONFIG_CMD_SAVES
139 /*------------------------------------------------------------------------
141 *----------------------------------------------------------------------*/
142 #define CONFIG_SYS_LONGHELP /* Provide extended help*/
143 #define CONFIG_SYS_PROMPT "==> " /* Command prompt */
144 #define CONFIG_SYS_CBSIZE 256 /* Console I/O buf size */
145 #define CONFIG_SYS_MAXARGS 16 /* Max command args */
146 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot arg buf size */
147 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print buf size */
148 #define CONFIG_SYS_LOAD_ADDR CONFIG_SYS_SDRAM_BASE /* Default load address */
149 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE /* Start addr for test */
150 #define CONFIG_SYS_MEMTEST_END CONFIG_SYS_INIT_SP - 0x00020000
152 #endif /* __CONFIG_H */