1 //==========================================================================
5 // Board [platform] specific RedBoot commands
7 //==========================================================================
8 //####ECOSGPLCOPYRIGHTBEGIN####
9 // -------------------------------------------
10 // This file is part of eCos, the Embedded Configurable Operating System.
11 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
13 // eCos is free software; you can redistribute it and/or modify it under
14 // the terms of the GNU General Public License as published by the Free
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18 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
19 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
22 // You should have received a copy of the GNU General Public License along
23 // with eCos; if not, write to the Free Software Foundation, Inc.,
24 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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27 // or inline functions from this file, or you compile this file and link it
28 // with other works to produce a work based on this file, this file does not
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30 // License. However the source code for this file must still be made available
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37 // at http://sources.redhat.com/ecos/ecos-license/
38 // -------------------------------------------
39 //####ECOSGPLCOPYRIGHTEND####
40 //==========================================================================
42 #include <cyg/hal/hal_intr.h>
43 #include <cyg/hal/hal_cache.h>
44 #include <cyg/hal/plf_mmap.h>
45 #include <cyg/hal/fsl_board.h> // Platform specific hardware definitions
47 #ifdef CYGSEM_REDBOOT_FLASH_CONFIG
48 #include <flash_config.h>
50 #if (REDBOOT_IMAGE_SIZE != CYGBLD_REDBOOT_MIN_IMAGE_SIZE)
51 #error REDBOOT_IMAGE_SIZE != CYGBLD_REDBOOT_MIN_IMAGE_SIZE
54 RedBoot_config_option("Board specifics",
61 #endif //CYGSEM_REDBOOT_FLASH_CONFIG
63 char HAL_PLATFORM_EXTRA[20] = "PASS x.x [x32 DDR]";
65 static void runImg(int argc, char *argv[]);
68 "Run an image at a location with MMU off",
73 void launchRunImg(unsigned long addr)
75 asm volatile ("mov r12, r0;");
76 HAL_CACHE_FLUSH_ALL();
85 "bic r10, r10, #0xF0000000;"
91 extern unsigned long entry_address;
93 static void runImg(int argc,char *argv[])
95 unsigned int virt_addr, phys_addr;
97 // Default physical entry point for Symbian
98 if (entry_address == 0xFFFFFFFF)
101 virt_addr = entry_address;
103 if (!scan_opts(argc,argv,1,0,0,(void*)&virt_addr,
104 OPTION_ARG_TYPE_NUM, "virtual address"))
107 if (entry_address != 0xFFFFFFFF)
108 diag_printf("load entry_address=0x%lx\n", entry_address);
109 HAL_VIRT_TO_PHYS_ADDRESS(virt_addr, phys_addr);
111 diag_printf("virt_addr=0x%x\n",virt_addr);
112 diag_printf("phys_addr=0x%x\n",phys_addr);
114 launchRunImg(phys_addr);
117 #if defined(CYGSEM_REDBOOT_FLASH_CONFIG) && defined(CYG_HAL_STARTUP_ROMRAM)
119 RedBoot_cmd("romupdate",
120 "Update Redboot with currently running image",
125 extern int flash_program(void *_addr, void *_data, int len, void **err_addr);
126 extern int flash_erase(void *addr, int len, void **err_addr);
127 extern char *flash_errmsg(int err);
128 extern unsigned char *ram_end; //ram end is where the redboot starts FIXME: use PC value
129 extern cyg_uint32 mmc_data_read (cyg_uint32 *,cyg_uint32 ,cyg_uint32);
130 extern int spi_nor_erase_block(void* block_addr, unsigned int block_size);
131 extern int spi_nor_program_buf(void *addr, void *data, int len);
133 #ifdef CYGPKG_IO_FLASH
134 void romupdate(int argc, char *argv[])
136 void *err_addr, *base_addr;
138 unsigned int nfc_config3_reg, temp;
140 if (IS_FIS_FROM_MMC() || IS_BOOTING_FROM_MMC()) {
141 diag_printf("Updating ROM in MMC/SD flash\n");
142 base_addr = (void*)0;
143 /* Read the first 1K from the card */
144 mmc_data_read((cyg_uint32*)(SDRAM_BASE_ADDR + SDRAM_SIZE - 0x100000),
146 diag_printf("Programming Redboot to MMC/SD flash\n");
147 mmc_data_write((cyg_uint32*)(SDRAM_BASE_ADDR + SDRAM_SIZE - 0x100000),
148 CYGBLD_REDBOOT_MIN_IMAGE_SIZE, (cyg_uint32)base_addr);
150 } else if (IS_BOOTING_FROM_SPI_NOR() || IS_FIS_FROM_SPI_NOR()) {
151 diag_printf("Updating ROM in SPI-NOR flash\n");
152 base_addr = (void*)0;
154 diag_printf("romupdate not supported\n");
155 diag_printf("Use \"factive [SPI|MMC]\" to select either NAND or MMC flash\n");
158 // Erase area to be programmed
159 if ((stat = flash_erase((void *)base_addr,
160 CYGBLD_REDBOOT_MIN_IMAGE_SIZE,
161 (void **)&err_addr)) != 0) {
162 diag_printf("Can't erase region at %p: %s\n",
163 err_addr, flash_errmsg(stat));
167 if ((stat = flash_program((void *)base_addr,
168 (void *)SDRAM_BASE_ADDR + SDRAM_SIZE - 0x100000,
169 CYGBLD_REDBOOT_MIN_IMAGE_SIZE,
170 (void **)&err_addr)) != 0) {
171 diag_printf("Can't program region at %p: %s\n",
172 err_addr, flash_errmsg(stat));
175 RedBoot_cmd("factive",
176 "Enable one flash media for Redboot",
181 typedef void reset_func_t(void);
183 extern reset_func_t reset_vector;
185 void factive(int argc, char *argv[])
187 unsigned long phys_addr;
188 unsigned int *fis_addr = IRAM_BASE_ADDR;
191 diag_printf("Invalid factive cmd\n");
195 if (strcasecmp(argv[1], "MMC") == 0) {
196 *fis_addr = FROM_MMC_FLASH;
197 } else if (strcasecmp(argv[1], "SPI") == 0) {
198 *fis_addr = FROM_SPI_NOR_FLASH;
201 diag_printf("Invalid command: %s\n", argv[1]);
205 //HAL_VIRT_TO_PHYS_ADDRESS(ram_end, phys_addr);
206 launchRunImg(reset_vector);
208 #endif //CYGPKG_IO_FLASH
210 #define POST_SDRAM_START_OFFSET 0x800000
211 #define POST_MMC_OFFSET 0x100000
212 #define POST_SIZE 0x100000
213 #define POST_MAGIC_MARKER 0x43
216 void imx_launch_post(void)
218 mmc_data_read(0x100000, // ram location
220 0x100000); // from MMC/SD offset 0x100000
221 spi_nor_erase_block(0, 0x10000);
222 spi_nor_erase_block(0x10000, 0x10000);
223 spi_nor_erase_block(0x20000, 0x10000);
224 spi_nor_erase_block(0x30000, 0x10000);
225 // save the redboot to SPI-NOR
226 spi_nor_program_buf(0, 0x100000, 0x40000);
228 diag_printf("Reading POST from MMC to SDRAM...\n");
229 mmc_data_read(SDRAM_BASE_ADDR + POST_SDRAM_START_OFFSET, // ram location
231 0x200000); // from MMC offset
232 diag_printf("Launching POST\n");
233 launchRunImg(SDRAM_BASE_ADDR + POST_SDRAM_START_OFFSET);
235 //RedBoot_init(imx_launch_post, RedBoot_INIT_BEFORE_NET);
237 #endif /* CYG_HAL_STARTUP_ROMRAM */