diff options
Diffstat (limited to 'src/core/ao_storage.c')
| -rw-r--r-- | src/core/ao_storage.c | 186 |
1 files changed, 0 insertions, 186 deletions
diff --git a/src/core/ao_storage.c b/src/core/ao_storage.c deleted file mode 100644 index 6eddae7f..00000000 --- a/src/core/ao_storage.c +++ /dev/null @@ -1,186 +0,0 @@ -/* - * Copyright © 2011 Keith Packard <keithp@keithp.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. - */ - -#include <ao.h> -#include <ao_storage.h> - -uint8_t -ao_storage_read(ao_pos_t pos, __xdata void *buf, uint16_t len) __reentrant -{ - uint16_t this_len; - uint16_t this_off; - - ao_storage_setup(); - if (pos >= ao_storage_total || pos + len > ao_storage_total) - return 0; - while (len) { - - /* Compute portion of transfer within - * a single block - */ - this_off = (uint16_t) pos & (ao_storage_unit - 1); - this_len = ao_storage_unit - this_off; - if (this_len > len) - this_len = len; - - if (!ao_storage_device_read(pos, buf, this_len)) - return 0; - - /* See how much is left */ - buf += this_len; - len -= this_len; - pos += this_len; - } - return 1; -} - -uint8_t -ao_storage_write(ao_pos_t pos, __xdata void *buf, uint16_t len) __reentrant -{ - uint16_t this_len; - uint16_t this_off; - - ao_storage_setup(); - if (pos >= ao_storage_total || pos + len > ao_storage_total) - return 0; - while (len) { - - /* Compute portion of transfer within - * a single block - */ - this_off = (uint16_t) pos & (ao_storage_unit - 1); - this_len = ao_storage_unit - this_off; - if (this_len > len) - this_len = len; - - if (!ao_storage_device_write(pos, buf, this_len)) - return 0; - - /* See how much is left */ - buf += this_len; - len -= this_len; - pos += this_len; - } - return 1; -} - -static __xdata uint8_t storage_data[8]; - -static void -ao_storage_dump(void) __reentrant -{ - uint8_t i, j; - - ao_cmd_hex(); - if (ao_cmd_status != ao_cmd_success) - return; - for (i = 0; ; i += 8) { - if (ao_storage_read(((uint32_t) (ao_cmd_lex_i) << 8) + i, - storage_data, - 8)) { - ao_cmd_put16((uint16_t) i); - for (j = 0; j < 8; j++) { - putchar(' '); - ao_cmd_put8(storage_data[j]); - } - putchar ('\n'); - } - if (i == 248) - break; - } -} - -#if HAS_STORAGE_DEBUG - -/* not enough space for this today - */ -static void -ao_storage_store(void) __reentrant -{ - uint16_t block; - uint8_t i; - uint16_t len; - static __xdata uint8_t b; - uint32_t addr; - - ao_cmd_hex(); - block = ao_cmd_lex_i; - ao_cmd_hex(); - i = ao_cmd_lex_i; - addr = ((uint32_t) block << 8) | i; - ao_cmd_hex(); - len = ao_cmd_lex_i; - if (ao_cmd_status != ao_cmd_success) - return; - while (len--) { - ao_cmd_hex(); - if (ao_cmd_status != ao_cmd_success) - return; - b = ao_cmd_lex_i; - ao_storage_write(addr, &b, 1); - addr++; - } -} -#endif - -void -ao_storage_zap(void) __reentrant -{ - ao_cmd_hex(); - if (ao_cmd_status != ao_cmd_success) - return; - ao_storage_erase((uint32_t) ao_cmd_lex_i << 8); -} - -void -ao_storage_zapall(void) __reentrant -{ - uint32_t pos; - - ao_cmd_white(); - if (!ao_match_word("DoIt")) - return; - for (pos = 0; pos < ao_storage_log_max; pos += ao_storage_block) - ao_storage_erase(pos); -} - -void -ao_storage_info(void) __reentrant -{ - ao_storage_setup(); - printf("Storage size: %ld\n", (long) ao_storage_total); - printf("Storage erase unit: %ld\n", (long) ao_storage_block); - ao_storage_device_info(); -} - -__code struct ao_cmds ao_storage_cmds[] = { - { ao_storage_info, "f\0Show storage" }, - { ao_storage_dump, "e <block>\0Dump flash" }, -#if HAS_STORAGE_DEBUG - { ao_storage_store, "w <block> <start> <len> <data> ...\0Write data to flash" }, -#endif - { ao_storage_zap, "z <block>\0Erase <block>" }, - { ao_storage_zapall,"Z <key>\0Erase all. <key> is doit with D&I" }, - { 0, NULL }, -}; - -void -ao_storage_init(void) -{ - ao_storage_device_init(); - ao_cmd_register(&ao_storage_cmds[0]); -} |