/*
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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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*/
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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 <securestorage.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_usb_burn_from_boot_handshake, sunxi_usb_burn_from_boot_init, sunxi_usb_burn_from_boot_setup;
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int do_burn_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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pr_force("usb burn from boot\n");
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if(sunxi_usb_dev_register(4) < 0)
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{
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pr_err("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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{
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pr_err("%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 prepare ok\n");
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begin_time = get_timer(0);
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over_time = 800; /* 800ms */
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while(1)
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{
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if(sunxi_usb_burn_from_boot_init)
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{
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pr_force("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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{
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tick_printf("overtime\n");
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sunxi_usb_exit();
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tick_printf("%s usb : no usb exist\n", __func__);
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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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tick_printf("usb setup ok\n");
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begin_time = get_timer(0);
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over_time = 3000; /* 3000ms */
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while(1)
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{
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ret = sunxi_usb_extern_loop();
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if(ret)
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{
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break;
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}
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if(!sunxi_usb_burn_from_boot_handshake)
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{
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if(get_timer(begin_time) > over_time)
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{
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sunxi_usb_exit();
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tick_printf("%s usb : have no handshake\n", __func__);
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return 0;
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}
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}
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if(ctrlc())
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{
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ret = SUNXI_UPDATE_NEXT_ACTION_NORMAL;
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break;
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}
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}
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tick_printf("exit usb burn from boot\n");
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sunxi_usb_exit();
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sunxi_update_subsequent_processing(ret);
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return 0;
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}
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U_BOOT_CMD(
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uburn, CONFIG_SYS_MAXARGS, 1, do_burn_from_boot,
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"do a burn from boot",
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"pburn [mode]"
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"NULL"
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);
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/*
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************************************************************************************************************
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*
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* function
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*
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* name :
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*
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* parmeters :
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*
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* return :
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*
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* note :
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*
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*
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************************************************************************************************************
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*/
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int do_read_from_boot(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
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{
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#ifdef CONFIG_SUNXI_SECURE_STORAGE
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if(argc == 1)
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{
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return sunxi_secure_storage_list();
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}
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if(argc == 2)
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{
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char buffer[4096];
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int ret, data_len;
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memset(buffer, 0, 4096);
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ret = sunxi_secure_storage_init();
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if(ret < 0)
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{
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pr_err("%s secure storage init err\n", __func__);
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return -1;
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}
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ret = sunxi_secure_object_read(argv[1], buffer, 4096, &data_len);
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if(ret < 0)
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{
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pr_err("private data %s is not exist\n", argv[1]);
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return -1;
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}
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pr_force("private data:\n");
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sunxi_dump(buffer, strlen((const char *)buffer));
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return 0;
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}
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#endif
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return -1;
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}
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U_BOOT_CMD(
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pbread, CONFIG_SYS_MAXARGS, 1, do_read_from_boot,
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"read data from private data",
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"pread [name]"
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"NULL"
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);
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