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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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.
26 // As a special exception, if other files instantiate templates or use macros
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 static void runImg(int argc, char *argv[]);
66 "Run an image at a location with MMU off",
71 void launchRunImg(unsigned long addr)
73 asm volatile ("mov r1, r0;");
79 "bic r10, r10, #0xF0000000;"
85 extern unsigned long entry_address;
87 static void runImg(int argc,char *argv[])
89 unsigned int virt_addr, phys_addr;
91 // Default physical entry point for Symbian
92 if (entry_address == 0xFFFFFFFF)
95 virt_addr = entry_address;
97 if (!scan_opts(argc,argv,1,0,0,(void*)&virt_addr,
98 OPTION_ARG_TYPE_NUM, "virtual address"))
101 if (entry_address != 0xFFFFFFFF)
102 diag_printf("load entry_address=0x%lx\n", entry_address);
103 HAL_VIRT_TO_PHYS_ADDRESS(virt_addr, phys_addr);
105 diag_printf("virt_addr=0x%x\n",virt_addr);
106 diag_printf("phys_addr=0x%x\n",phys_addr);
108 launchRunImg(phys_addr);
111 #if defined(CYGSEM_REDBOOT_FLASH_CONFIG) && defined(CYG_HAL_STARTUP_ROMRAM)
113 RedBoot_cmd("romupdate",
114 "Update Redboot with currently running image",
119 extern int flash_program(void *_addr, void *_data, int len, void **err_addr);
120 extern int flash_erase(void *addr, int len, void **err_addr);
121 extern char *flash_errmsg(int err);
122 extern unsigned char *ram_end; //ram end is where the redboot starts FIXME: use PC value
124 #ifdef CYGPKG_IO_FLASH
125 void romupdate(int argc, char *argv[])
127 void *err_addr, *base_addr;
130 if (IS_FIS_FROM_NAND()) {
131 base_addr = (void*)0;
132 diag_printf("Updating ROM in NAND flash\n");
133 } else if (IS_FIS_FROM_NOR()) {
134 base_addr = (void*)BOARD_FLASH_START;
135 diag_printf("Updating ROM in NOR flash\n");
137 diag_printf("romupdate not supported\n");
138 diag_printf("Use \"factive [NOR|NAND]\" to select either NOR or NAND flash\n");
141 // Erase area to be programmed
142 if ((stat = flash_erase((void *)base_addr,
143 CYGBLD_REDBOOT_MIN_IMAGE_SIZE,
144 (void **)&err_addr)) != 0) {
145 diag_printf("Can't erase region at %p: %s\n",
146 err_addr, flash_errmsg(stat));
150 if ((stat = flash_program((void *)base_addr, (void *)ram_end,
151 CYGBLD_REDBOOT_MIN_IMAGE_SIZE,
152 (void **)&err_addr)) != 0) {
153 diag_printf("Can't program region at %p: %s\n",
154 err_addr, flash_errmsg(stat));
157 RedBoot_cmd("factive",
158 "Enable one flash media for Redboot",
163 void factive(int argc, char *argv[])
165 unsigned long phys_addr;
168 diag_printf("Invalid factive cmd\n");
172 if (strcasecmp(argv[1], "NOR") == 0) {
173 #ifndef MXCFLASH_SELECT_NOR
174 diag_printf("Not supported\n");
177 MXC_ASSERT_NOR_BOOT();
179 } else if (strcasecmp(argv[1], "NAND") == 0) {
180 #ifndef MXCFLASH_SELECT_NAND
181 diag_printf("Not supported\n");
184 MXC_ASSERT_NAND_BOOT();
187 diag_printf("Invalid command: %s\n", argv[1]);
190 HAL_VIRT_TO_PHYS_ADDRESS(ram_end, phys_addr);
192 launchRunImg(phys_addr);
194 #endif //CYGPKG_IO_FLASH
195 #endif /* CYG_HAL_STARTUP_ROMRAM */