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
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19 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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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/karo_tx37.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 char HAL_PLATFORM_EXTRA[20] = "PASS x.x [x32 DDR]";
57 static void runImg(int argc, char *argv[]);
58 static void do_mem(int argc, char *argv[]);
61 "Set a memory location",
62 "[-h|-b] [-n] [-a <address>] <data>",
67 "Run an image at a location with MMU off",
72 static void do_mem(int argc, char *argv[])
74 struct option_info opts[4];
75 bool mem_half_word, mem_byte;
78 unsigned long address;
81 init_opts(&opts[0], 'b', false, OPTION_ARG_TYPE_FLG,
82 &mem_byte, NULL, "write a byte");
83 init_opts(&opts[1], 'h', false, OPTION_ARG_TYPE_FLG,
84 &mem_half_word, NULL, "write a half-word");
85 init_opts(&opts[2], 'a', true, OPTION_ARG_TYPE_NUM,
86 &address, &addr_set, "address to write to");
87 init_opts(&opts[3], 'n', false, OPTION_ARG_TYPE_FLG,
88 &no_verify, NULL, "noverify");
90 ret = scan_opts(argc, argv, 1, opts, sizeof(opts) / sizeof(opts[0]),
91 &value, OPTION_ARG_TYPE_NUM, "value to be written");
96 diag_printf("** Error: '-a <address>' must be specified\n");
99 if (ret == argc + 1) {
100 diag_printf("** Error: non-option argument '<value>' must be specified\n");
103 if (mem_byte && mem_half_word) {
104 diag_printf("** Error: Should not specify both byte and half-word access\n");
105 } else if (mem_byte) {
107 *(volatile cyg_uint8*)address = (cyg_uint8)value;
109 diag_printf(" Set 0x%08lX to 0x%02X\n", address, value);
111 diag_printf(" Set 0x%08lX to 0x%02X (result 0x%02X)\n",
112 address, value, (int)*(cyg_uint8*)address );
114 } else if (mem_half_word) {
116 diag_printf("** Error: address for half-word access must be half-word aligned\n");
119 *(volatile cyg_uint16*)address = (cyg_uint16)value;
121 diag_printf(" Set 0x%08lX to 0x%04X\n", address, value);
123 diag_printf(" Set 0x%08lX to 0x%04X (result 0x%04X)\n",
124 address, value, (int)*(cyg_uint16*)address);
129 diag_printf("** Error: address for word access must be word aligned\n");
131 *(volatile cyg_uint32*)address = (cyg_uint32)value;
133 diag_printf(" Set 0x%08lX to 0x%08X\n", address, value);
135 diag_printf(" Set 0x%08lX to 0x%08X (result 0x%08X)\n",
136 address, value, (int)*(cyg_uint32*)address);
142 void launchRunImg(unsigned long addr)
144 asm volatile ("mov r12, r0;");
145 HAL_CLEAN_INVALIDATE_L2();
154 "bic r10, r10, #0xF0000000;"
160 extern unsigned long entry_address;
162 static void runImg(int argc,char *argv[])
164 unsigned int virt_addr, phys_addr;
166 // Default physical entry point for Symbian
167 if (entry_address == 0xFFFFFFFF)
168 virt_addr = 0x800000;
170 virt_addr = entry_address;
172 if (!scan_opts(argc, argv, 1, 0, 0, &virt_addr,
173 OPTION_ARG_TYPE_NUM, "virtual address"))
176 if (entry_address != 0xFFFFFFFF)
177 diag_printf("load entry_address=0x%lx\n", entry_address);
178 HAL_VIRT_TO_PHYS_ADDRESS(virt_addr, phys_addr);
180 diag_printf("virt_addr=0x%x\n",virt_addr);
181 diag_printf("phys_addr=0x%x\n",phys_addr);
183 launchRunImg(phys_addr);
186 #if defined(CYGSEM_REDBOOT_FLASH_CONFIG) && defined(CYG_HAL_STARTUP_ROMRAM)
188 RedBoot_cmd("romupdate",
189 "Update Redboot with currently running image",
194 extern int flash_program(void *_addr, void *_data, int len, void **err_addr);
195 extern int flash_erase(void *addr, int len, void **err_addr);
196 extern char *flash_errmsg(int err);
198 #ifdef CYGPKG_IO_FLASH
199 void romupdate(int argc, char *argv[])
201 void *err_addr, *base_addr;
204 base_addr = (void*)MXC_NAND_BASE_DUMMY;
205 diag_printf("Updating RedBoot in NAND flash\n");
207 // Erase area to be programmed
208 if ((stat = flash_erase(base_addr, CYGBLD_REDBOOT_MIN_IMAGE_SIZE, &err_addr)) != 0) {
209 diag_printf("Can't erase region at %p: %s\n",
210 err_addr, flash_errmsg(stat));
214 if ((stat = flash_program(base_addr, ram_end - CYGMEM_REGION_rom_SIZE,
215 CYGBLD_REDBOOT_MIN_IMAGE_SIZE, &err_addr)) != 0) {
216 diag_printf("Can't program region at %p: %s\n",
217 err_addr, flash_errmsg(stat));
220 #endif //CYGPKG_IO_FLASH
221 #endif /* CYG_HAL_STARTUP_ROMRAM */
223 static void setcorevol(int argc, char *argv[]);
225 RedBoot_cmd("setcorevol",
226 "Set the core voltage. Setting is not checked against current core frequency.",
227 "[1.2 | 1.25 | 1.3 | 1.35 | 1.4 | 1.45 | 1.5 | 1.55 | 1.6]",
232 * This function communicates with LP3972 to set the core voltage according to
235 // LW: revisit use I2C routines for LP3972
236 unsigned int setCoreVoltage(unsigned int coreVol)
238 /* Set the core voltage */
239 diag_printf("%s: Not yet implemented\n", __FUNCTION__);
243 static void setcorevol(int argc, char *argv[])
245 unsigned int coreVol;
247 /* check if the number of args is OK. 1 arg expected. argc = 2 */
249 diag_printf("Invalid argument. Need to specify a voltage\n");
253 /* check if the argument is valid. */
254 if (strcasecmp(argv[1], "1.2") == 0) {
256 } else if (strcasecmp(argv[1], "1.25") == 0) {
258 } else if (strcasecmp(argv[1], "1.3") == 0) {
260 } else if (strcasecmp(argv[1], "1.35") == 0) {
262 } else if (strcasecmp(argv[1], "1.4") == 0) {
264 } else if (strcasecmp(argv[1], "1.45") == 0) {
266 } else if (strcasecmp(argv[1], "1.5") == 0) {
268 } else if (strcasecmp(argv[1], "1.55") == 0) {
270 } else if (strcasecmp(argv[1], "1.6") == 0) {
273 diag_printf("Invalid argument. Type help setcorevol for valid values\n");
277 setCoreVoltage(coreVol);