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MKBP: Add kbpress for boards w/o keyscan tasks.

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For FAFT testing with devices without a matrix keyboard but with an EC,
add support for the 'kbpress' command.

BUG=None
BRANCH=None
TEST=Flash fizz EC; verify kbpress works okay.

Change-Id: I202b52a97f3a7e781981b4f58adde4c0a7b60abd
Signed-off-by: Aseda Aboagye <aaboagye@google.com>
Reviewed-on: https://chromium-review.googlesource.com/585828
Commit-Ready: Aseda Aboagye <aaboagye@chromium.org>
Tested-by: Shelley Chen <shchen@chromium.org>
Reviewed-by: Randall Spangler <rspangler@chromium.org>
This commit is contained in:
Aseda Aboagye
2017-07-25 17:22:10 -07:00
committed by chrome-bot
parent 25aa1c13dd
commit ea97e2e35e
1 changed files with 64 additions and 0 deletions
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64
common/keyboard_mkbp.c
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@@ -60,6 +60,10 @@ static struct mutex fifo_mutex;
/* Button and switch state. */
static uint32_t mkbp_button_state;
static uint32_t mkbp_switch_state;
#ifndef HAS_TASK_KEYSCAN
/* Keys simulated-pressed */
static uint8_t __bss_slow simulated_key[KEYBOARD_COLS];
#endif /* !defined(HAS_TASK_KEYSCAN) */
/* Config for mkbp protocol; does not include fields from scan config */
struct ec_mkbp_protocol_config {
@@ -475,6 +479,66 @@ static int mkbp_get_info(struct host_cmd_handler_args *args)
DECLARE_HOST_COMMAND(EC_CMD_MKBP_INFO, mkbp_get_info,
EC_VER_MASK(0) | EC_VER_MASK(1));
#ifndef HAS_TASK_KEYSCAN
/* For boards without a keyscan task, try and simulate keyboard presses. */
static void simulate_key(int row, int col, int pressed)
{
if ((simulated_key[col] & (1 << row)) == ((pressed ? 1 : 0) << row))
return; /* No change */
simulated_key[col] &= ~(1 << row);
if (pressed)
simulated_key[col] |= (1 << row);
keyboard_fifo_add(simulated_key);
}
static int command_mkbp_keyboard_press(int argc, char **argv)
{
if (argc == 1) {
int i, j;
ccputs("Simulated keys:\n");
for (i = 0; i < KEYBOARD_COLS; ++i) {
if (simulated_key[i] == 0)
continue;
for (j = 0; j < KEYBOARD_ROWS; ++j)
if (simulated_key[i] & (1 << j))
ccprintf("\t%d %d\n", i, j);
}
} else if (argc == 3 || argc == 4) {
int r, c, p;
char *e;
c = strtoi(argv[1], &e, 0);
if (*e || c < 0 || c >= KEYBOARD_COLS)
return EC_ERROR_PARAM1;
r = strtoi(argv[2], &e, 0);
if (*e || r < 0 || r >= KEYBOARD_ROWS)
return EC_ERROR_PARAM2;
if (argc == 3) {
/* Simulate a press and release */
simulate_key(r, c, 1);
simulate_key(r, c, 0);
} else {
p = strtoi(argv[3], &e, 0);
if (*e || p < 0 || p > 1)
return EC_ERROR_PARAM3;
simulate_key(r, c, p);
}
}
return EC_SUCCESS;
}
DECLARE_CONSOLE_COMMAND(kbpress, command_mkbp_keyboard_press,
"[col row [0 | 1]]",
"Simulate keypress");
#endif /* !defined(HAS_TASK_KEYSCAN) */
#ifdef HAS_TASK_KEYSCAN
static void set_keyscan_config(const struct ec_mkbp_config *src,
struct ec_mkbp_protocol_config *dst,