/*
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* (C) Copyright 2018 allwinnertech <wangwei@allwinnertech.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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* wangwei@allwinnertech.com
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*/
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#include <common.h>
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#include <console.h>
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#include <command.h>
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#include <sunxi_board.h>
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extern int sunxi_usb_dev_register(uint dev_name);
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extern void sunxi_usb_main_loop(int delaytime);
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extern int sunxi_usb_extern_loop(void);
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extern int sunxi_usb_init(int delaytime);
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extern int sunxi_usb_exit(void);
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DECLARE_GLOBAL_DATA_PTR;
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extern volatile int sunxi_auto_fel_from_boot_handshake, sunxi_usb_burn_from_boot_init, sunxi_usb_burn_from_boot_setup;
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extern volatile int sunxi_usb_probe_update_action;
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extern volatile int sunxi_auto_fel_runnning;
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int do_fel_from_boot(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
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{
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int ret;
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ulong begin_time= 0, over_time = 0;
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tick_printf("probe MP tools from boot\n");
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if (sunxi_usb_dev_register(4) < 0) {
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printf("usb burn fail: not support burn private data\n");
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return -1;
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}
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if (sunxi_usb_init(0)) {
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printf("%s usb init fail\n", __func__);
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sunxi_usb_exit();
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return 0;
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}
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tick_printf("usb init ok\n");
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begin_time = get_timer(0);
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over_time = 500; /* 800ms */
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while(1) {
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if (sunxi_usb_burn_from_boot_init) {
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printf("usb sof ok\n");
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break;
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}
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if (get_timer(begin_time) > over_time) {
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tick_printf("usb overtime\n");
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sunxi_usb_exit();
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return 0;
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}
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}
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tick_printf("usb probe ok\n");
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begin_time = get_timer(0);
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over_time = 2000; /* 3000ms */
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sunxi_auto_fel_runnning = 1;
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while(1) {
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ret = sunxi_usb_extern_loop();
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if (ret)
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break;
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if (!sunxi_auto_fel_from_boot_handshake) {
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if(get_timer(begin_time) > over_time) {
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sunxi_usb_exit();
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printf("usb: have no handshake\n");
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sunxi_auto_fel_runnning = 0;
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return 0;
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}
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}
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if (sunxi_usb_probe_update_action == 1) {
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printf("usb: enter fel mode\n");
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sunxi_board_run_fel();
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}
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else if (sunxi_usb_probe_update_action == 2) {
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printf("ready to boot normal \n");
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break ;
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}
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}
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sunxi_auto_fel_runnning = 0;
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tick_printf("exit usb fel from boot\n");
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sunxi_usb_exit();
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return 0;
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}
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U_BOOT_CMD(
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sunxi_fel, CONFIG_SYS_MAXARGS, 1, do_fel_from_boot,
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"do fel from boot",
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"sunxi_fel"
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"NULL"
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);
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