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
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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/karo_tx27.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 static void runImg(int argc, char *argv[]);
57 static void do_mem(int argc, char *argv[]);
60 "Set a memory location",
61 "[-h|-b] [-n] [-a <address>] <data>",
66 "Run an image at a location with MMU off",
71 static void do_mem(int argc, char *argv[])
73 struct option_info opts[4];
74 bool mem_half_word, mem_byte;
77 unsigned long address;
80 init_opts(&opts[0], 'b', false, OPTION_ARG_TYPE_FLG,
81 &mem_byte, NULL, "write a byte");
82 init_opts(&opts[1], 'h', false, OPTION_ARG_TYPE_FLG,
83 &mem_half_word, NULL, "write a half-word");
84 init_opts(&opts[2], 'a', true, OPTION_ARG_TYPE_NUM,
85 &address, &addr_set, "address to write to");
86 init_opts(&opts[3], 'n', false, OPTION_ARG_TYPE_FLG,
87 &no_verify, NULL, "noverify");
89 ret = scan_opts(argc, argv, 1, opts, sizeof(opts) / sizeof(opts[0]),
90 &value, OPTION_ARG_TYPE_NUM, "value to be written");
95 diag_printf("** Error: '-a <address>' must be specified\n");
98 if (ret == argc + 1) {
99 diag_printf("** Error: non-option argument '<value>' must be specified\n");
102 if (mem_byte && mem_half_word) {
103 diag_printf("** Error: Should not specify both byte and half-word access\n");
104 } else if (mem_byte) {
106 *(volatile cyg_uint8*)address = (cyg_uint8)value;
108 diag_printf(" Set 0x%08lX to 0x%02X\n", address, value);
110 diag_printf(" Set 0x%08lX to 0x%02X (result 0x%02X)\n",
111 address, value, (int)*(cyg_uint8*)address );
113 } else if (mem_half_word) {
115 diag_printf("** Error: address for half-word access must be half-word aligned\n");
118 *(volatile cyg_uint16*)address = (cyg_uint16)value;
120 diag_printf(" Set 0x%08lX to 0x%04X\n", address, value);
122 diag_printf(" Set 0x%08lX to 0x%04X (result 0x%04X)\n",
123 address, value, (int)*(cyg_uint16*)address);
128 diag_printf("** Error: address for word access must be word aligned\n");
130 *(volatile cyg_uint32*)address = (cyg_uint32)value;
132 diag_printf(" Set 0x%08lX to 0x%08X\n", address, value);
134 diag_printf(" Set 0x%08lX to 0x%08X (result 0x%08X)\n",
135 address, value, (int)*(cyg_uint32*)address);
141 void launchRunImg(unsigned long addr)
143 asm volatile ("mov r1, r0;");
149 "bic r10, r10, #0xF0000000;"
155 extern unsigned long entry_address;
157 static void runImg(int argc,char *argv[])
159 unsigned int virt_addr, phys_addr;
161 // Default physical entry point for Symbian
162 if (entry_address == 0xFFFFFFFF)
163 virt_addr = 0x800000;
165 virt_addr = entry_address;
167 if (!scan_opts(argc, argv, 1, 0, 0, &virt_addr,
168 OPTION_ARG_TYPE_NUM, "virtual address"))
171 if (entry_address != 0xFFFFFFFF)
172 diag_printf("load entry_address=0x%lx\n", entry_address);
173 HAL_VIRT_TO_PHYS_ADDRESS(virt_addr, phys_addr);
175 diag_printf("virt_addr=0x%x\n",virt_addr);
176 diag_printf("phys_addr=0x%x\n",phys_addr);
178 launchRunImg(phys_addr);
181 #if defined(CYGSEM_REDBOOT_FLASH_CONFIG) && defined(CYG_HAL_STARTUP_ROMRAM)
183 RedBoot_cmd("romupdate",
184 "Update Redboot with currently running image",
189 extern int flash_program(void *_addr, void *_data, int len, void **err_addr);
190 extern int flash_erase(void *addr, int len, void **err_addr);
191 extern char *flash_errmsg(int err);
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;
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 - CYGMEM_REGION_rom_SIZE,
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 */
218 static void setcorevol(int argc, char *argv[]);
220 RedBoot_cmd("setcorevol",
221 "Set the core voltage. Setting is not checked against current core frequency.",
222 "[1.2 | 1.25 | 1.3 | 1.35 | 1.4 | 1.45 | 1.5 | 1.55 | 1.6]",
227 * This function communicates with LP3972 to set the core voltage according to
230 // LW: revisit use I2C routines for LP3972
231 unsigned int setCoreVoltage(unsigned int coreVol)
233 /* Set the core voltage */
234 diag_printf("%s: Not yet implemented\n", __FUNCTION__);
238 static void setcorevol(int argc, char *argv[])
240 unsigned int coreVol;
242 /* check if the number of args is OK. 1 arg expected. argc = 2 */
244 diag_printf("Invalid argument. Need to specify a voltage\n");
248 /* check if the argument is valid. */
249 if (strcasecmp(argv[1], "1.2") == 0) {
251 } else if (strcasecmp(argv[1], "1.25") == 0) {
253 } else if (strcasecmp(argv[1], "1.3") == 0) {
255 } else if (strcasecmp(argv[1], "1.35") == 0) {
257 } else if (strcasecmp(argv[1], "1.4") == 0) {
259 } else if (strcasecmp(argv[1], "1.45") == 0) {
261 } else if (strcasecmp(argv[1], "1.5") == 0) {
263 } else if (strcasecmp(argv[1], "1.55") == 0) {
265 } else if (strcasecmp(argv[1], "1.6") == 0) {
268 diag_printf("Invalid argument. Type help setcorevol for valid values\n");
272 setCoreVoltage(coreVol);