79 lines
2.9 KiB
C
79 lines
2.9 KiB
C
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#include "at_wini.h"
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/* State management variables. */
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EXTERN int w_command;
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/* State management helpers. */
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#define IS_REQUEST_PENDING(c) ((c) != CMD_IDLE)
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#define IS_READ_PENDING(c) ((c) == CMD_READ \
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|| (c) == CMD_READ_EXT || (c) == CMD_READ_DMA || (c) == CMD_READ_DMA_EXT)
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#define IS_WRITE_PENDING(c) ((c) == CMD_WRITE \
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|| (c) == CMD_WRITE_EXT || (c) == CMD_WRITE_DMA || (c) == CMD_WRITE_DMA_EXT)
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/* Custom states definition. */
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#define AT_STATE_READ_REQUEST_FREE (SEF_LU_STATE_CUSTOM_BASE + 0)
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#define AT_STATE_WRITE_REQUEST_FREE (SEF_LU_STATE_CUSTOM_BASE + 1)
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#define AT_STATE_IS_CUSTOM(s) \
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((s) >= AT_STATE_READ_REQUEST_FREE && (s) <= AT_STATE_WRITE_REQUEST_FREE)
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/*===========================================================================*
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* sef_cb_lu_prepare *
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*===========================================================================*/
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PUBLIC void sef_cb_lu_prepare(int state)
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{
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int is_ready;
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/* Check if we are ready for the target state. */
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is_ready = FALSE;
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switch(state) {
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/* Standard states. */
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case SEF_LU_STATE_REQUEST_FREE:
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case SEF_LU_STATE_PROTOCOL_FREE:
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is_ready = (!IS_REQUEST_PENDING(w_command));
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break;
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/* Custom states. */
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case AT_STATE_READ_REQUEST_FREE:
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is_ready = (!IS_READ_PENDING(w_command));
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break;
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case AT_STATE_WRITE_REQUEST_FREE:
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is_ready = (!IS_WRITE_PENDING(w_command));
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break;
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}
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/* Tell SEF if we are ready. */
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if(is_ready) {
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sef_lu_ready(OK);
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}
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}
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/*===========================================================================*
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* sef_cb_lu_state_isvalid *
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*===========================================================================*/
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PUBLIC int sef_cb_lu_state_isvalid(int state)
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{
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return SEF_LU_STATE_IS_STANDARD(state) || AT_STATE_IS_CUSTOM(state);
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}
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/*===========================================================================*
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* sef_cb_lu_state_dump *
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*===========================================================================*/
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PUBLIC void sef_cb_lu_state_dump(int state)
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{
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sef_lu_dprint("at_wini: live update state = %d\n", state);
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sef_lu_dprint("at_wini: w_command = 0x%02X\n", w_command);
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sef_lu_dprint("at_wini: SEF_LU_STATE_WORK_FREE(%d) reached = %d\n",
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SEF_LU_STATE_WORK_FREE, TRUE);
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sef_lu_dprint("at_wini: SEF_LU_STATE_REQUEST_FREE(%d) reached = %d\n",
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SEF_LU_STATE_REQUEST_FREE, (!IS_REQUEST_PENDING(w_command)));
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sef_lu_dprint("at_wini: SEF_LU_STATE_PROTOCOL_FREE(%d) reached = %d\n",
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SEF_LU_STATE_PROTOCOL_FREE, (!IS_REQUEST_PENDING(w_command)));
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sef_lu_dprint("at_wini: AT_STATE_READ_REQUEST_FREE(%d) reached = %d\n",
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AT_STATE_READ_REQUEST_FREE, (!IS_READ_PENDING(w_command)));
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sef_lu_dprint("at_wini: AT_STATE_WRITE_REQUEST_FREE(%d) reached = %d\n",
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AT_STATE_WRITE_REQUEST_FREE, (!IS_WRITE_PENDING(w_command)));
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}
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