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.
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27 // or inline functions from this file, or you compile this file and link it
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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 CYGBLD_HAL_PLF_DEFS_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 #endif //CYGSEM_REDBOOT_FLASH_CONFIG
56 #ifdef CYGPKG_IO_FLASH
57 #include <cyg/io/flash.h>
60 char HAL_PLATFORM_EXTRA[40] = "PASS x.x [x32 DDR]";
62 static void runImg(int argc, char *argv[]);
63 static void do_mem(int argc, char *argv[]);
66 "Set a memory location",
67 "[-h|-b] [-n] [-a <address>] <data>",
72 "Run an image at a location with MMU off",
77 static void do_mem(int argc, char *argv[])
79 struct option_info opts[4];
80 bool mem_half_word, mem_byte;
83 unsigned long address;
86 init_opts(&opts[0], 'b', false, OPTION_ARG_TYPE_FLG,
87 &mem_byte, NULL, "write a byte");
88 init_opts(&opts[1], 'h', false, OPTION_ARG_TYPE_FLG,
89 &mem_half_word, NULL, "write a half-word");
90 init_opts(&opts[2], 'a', true, OPTION_ARG_TYPE_NUM,
91 &address, &addr_set, "address to write to");
92 init_opts(&opts[3], 'n', false, OPTION_ARG_TYPE_FLG,
93 &no_verify, NULL, "noverify");
95 ret = scan_opts(argc, argv, 1, opts, sizeof(opts) / sizeof(opts[0]),
96 &value, OPTION_ARG_TYPE_NUM, "value to be written");
101 diag_printf("** Error: '-a <address>' must be specified\n");
104 if (ret == argc + 1) {
105 diag_printf("** Error: non-option argument '<value>' must be specified\n");
108 if (mem_byte && mem_half_word) {
109 diag_printf("** Error: Should not specify both byte and half-word access\n");
110 } else if (mem_byte) {
112 *(volatile cyg_uint8*)address = (cyg_uint8)value;
114 diag_printf(" Set 0x%08lX to 0x%02X\n", address, value);
116 diag_printf(" Set 0x%08lX to 0x%02X (result 0x%02X)\n",
117 address, value, (int)*(cyg_uint8*)address );
119 } else if (mem_half_word) {
121 diag_printf("** Error: address for half-word access must be half-word aligned\n");
124 *(volatile cyg_uint16*)address = (cyg_uint16)value;
126 diag_printf(" Set 0x%08lX to 0x%04X\n", address, value);
128 diag_printf(" Set 0x%08lX to 0x%04X (result 0x%04X)\n",
129 address, value, (int)*(cyg_uint16*)address);
134 diag_printf("** Error: address for word access must be word aligned\n");
136 *(volatile cyg_uint32*)address = (cyg_uint32)value;
138 diag_printf(" Set 0x%08lX to 0x%08X\n", address, value);
140 diag_printf(" Set 0x%08lX to 0x%08X (result 0x%08X)\n",
141 address, value, (int)*(cyg_uint32*)address);
147 void launchRunImg(unsigned long addr)
149 asm volatile ("mov r1, r0;");
155 "bic r10, r10, #0xF0000000;"
161 static void runImg(int argc,char *argv[])
163 unsigned int virt_addr, phys_addr;
165 // Default physical entry point for Symbian
166 if (entry_address == 0xFFFFFFFF)
167 virt_addr = 0x800000;
169 virt_addr = entry_address;
171 if (!scan_opts(argc, argv, 1, 0, 0, &virt_addr,
172 OPTION_ARG_TYPE_NUM, "virtual address"))
175 if (entry_address != 0xFFFFFFFF)
176 diag_printf("load entry_address=0x%lx\n", entry_address);
177 HAL_VIRT_TO_PHYS_ADDRESS(virt_addr, phys_addr);
179 diag_printf("virt_addr=0x%x\n",virt_addr);
180 diag_printf("phys_addr=0x%x\n",phys_addr);
182 launchRunImg(phys_addr);
185 #if defined(CYGSEM_REDBOOT_FLASH_CONFIG) && defined(CYG_HAL_STARTUP_ROMRAM)
187 RedBoot_cmd("romupdate",
188 "Update Redboot with currently running image",
193 #ifdef CYGPKG_IO_FLASH
194 void romupdate(int argc, char *argv[])
196 void *err_addr, *base_addr;
199 base_addr = (void*)(MXC_NAND_BASE_DUMMY + CYGBLD_REDBOOT_FLASH_BOOT_OFFSET);
200 diag_printf("Updating RedBoot in NAND flash\n");
202 // Erase area to be programmed
203 if ((stat = flash_erase(base_addr, CYGBLD_REDBOOT_MIN_IMAGE_SIZE, &err_addr)) != 0) {
204 diag_printf("Can't erase region at %p: %s\n",
205 err_addr, flash_errmsg(stat));
209 if ((stat = flash_program(base_addr, ram_end,
210 CYGBLD_REDBOOT_MIN_IMAGE_SIZE, &err_addr)) != 0) {
211 diag_printf("Can't program region at %p: %s\n",
212 err_addr, flash_errmsg(stat));
215 #endif //CYGPKG_IO_FLASH
216 #endif /* CYG_HAL_STARTUP_ROMRAM */