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https://github.com/Telecominfraproject/OpenCellular.git
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eac46a9194
(saves another 1.5KB) BUG=none TEST=(run the commands) Change-Id: Id3ca58528fa68a4cec606edf2b98b9af38ac228f Signed-off-by: Randall Spangler <rspangler@chromium.org>
50 lines
1.1 KiB
C
50 lines
1.1 KiB
C
/* Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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/* System module for Chrome EC */
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#include "console.h"
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#include "util.h"
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static int command_write_word(int argc, char **argv)
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{
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volatile uint32_t *address;
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uint32_t value;
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if (argc != 3)
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return EC_ERROR_INVAL;
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address = (uint32_t*)strtoi(argv[1], NULL, 0);
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value = strtoi(argv[2], NULL, 0);
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ccprintf("write 0x%p = 0x%08x\n", address, value);
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cflush(); /* Flush before writing in case this crashes */
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*address = value;
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return EC_SUCCESS;
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}
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DECLARE_CONSOLE_COMMAND(ww, command_write_word);
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DECLARE_CONSOLE_COMMAND(writeword, command_write_word);
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static int command_read_word(int argc, char **argv)
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{
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volatile uint32_t *address;
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uint32_t value;
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if (argc != 2)
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return EC_ERROR_INVAL;
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address = (uint32_t*)strtoi(argv[1], NULL, 0);
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value = *address;
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ccprintf("read 0x%p = 0x%08x\n", address, value);
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return EC_SUCCESS;
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}
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DECLARE_CONSOLE_COMMAND(rw, command_read_word);
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DECLARE_CONSOLE_COMMAND(readword, command_read_word);
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