Marcel Ziswiler | 7a28dfc | 2016-11-16 17:49:22 +0100 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (c) 2016 Toradex, Inc. |
| 3 | * |
| 4 | * SPDX-License-Identifier: GPL-2.0+ |
| 5 | */ |
| 6 | |
| 7 | #include <common.h> |
| 8 | #include <g_dnl.h> |
| 9 | #include <libfdt.h> |
| 10 | |
| 11 | #include "tdx-cfg-block.h" |
| 12 | #include "tdx-common.h" |
| 13 | |
| 14 | #ifdef CONFIG_TDX_CFG_BLOCK |
| 15 | static char tdx_serial_str[9]; |
| 16 | static char tdx_board_rev_str[6]; |
| 17 | |
| 18 | #ifdef CONFIG_REVISION_TAG |
| 19 | u32 get_board_rev(void) |
| 20 | { |
| 21 | /* Check validity */ |
| 22 | if (!tdx_hw_tag.ver_major) |
| 23 | return 0; |
| 24 | |
| 25 | return ((tdx_hw_tag.ver_major & 0xff) << 8) | |
| 26 | ((tdx_hw_tag.ver_minor & 0xf) << 4) | |
| 27 | ((tdx_hw_tag.ver_assembly & 0xf) + 0xa); |
| 28 | } |
| 29 | #endif /* CONFIG_TDX_CFG_BLOCK */ |
| 30 | |
| 31 | #ifdef CONFIG_SERIAL_TAG |
| 32 | void get_board_serial(struct tag_serialnr *serialnr) |
| 33 | { |
| 34 | int array[8]; |
| 35 | unsigned int serial = tdx_serial; |
| 36 | int i; |
| 37 | |
| 38 | serialnr->low = 0; |
| 39 | serialnr->high = 0; |
| 40 | |
| 41 | /* Check validity */ |
| 42 | if (serial) { |
| 43 | /* |
| 44 | * Convert to Linux serial number format (hexadecimal coded |
| 45 | * decimal) |
| 46 | */ |
| 47 | i = 7; |
| 48 | while (serial) { |
| 49 | array[i--] = serial % 10; |
| 50 | serial /= 10; |
| 51 | } |
| 52 | while (i >= 0) |
| 53 | array[i--] = 0; |
| 54 | serial = array[0]; |
| 55 | for (i = 1; i < 8; i++) { |
| 56 | serial *= 16; |
| 57 | serial += array[i]; |
| 58 | } |
| 59 | |
| 60 | serialnr->low = serial; |
| 61 | } |
| 62 | } |
| 63 | #endif /* CONFIG_SERIAL_TAG */ |
| 64 | |
| 65 | int show_board_info(void) |
| 66 | { |
| 67 | unsigned char ethaddr[6]; |
| 68 | |
| 69 | if (read_tdx_cfg_block()) { |
| 70 | printf("Missing Toradex config block\n"); |
| 71 | checkboard(); |
| 72 | return 0; |
| 73 | } |
| 74 | |
| 75 | /* board serial-number */ |
| 76 | sprintf(tdx_serial_str, "%08u", tdx_serial); |
| 77 | sprintf(tdx_board_rev_str, "V%1d.%1d%c", |
| 78 | tdx_hw_tag.ver_major, |
| 79 | tdx_hw_tag.ver_minor, |
| 80 | (char)tdx_hw_tag.ver_assembly + 'A'); |
| 81 | |
| 82 | setenv("serial#", tdx_serial_str); |
| 83 | |
| 84 | /* |
| 85 | * Check if environment contains a valid MAC address, |
| 86 | * set the one from config block if not |
| 87 | */ |
| 88 | if (!eth_getenv_enetaddr("ethaddr", ethaddr)) |
| 89 | eth_setenv_enetaddr("ethaddr", (u8 *)&tdx_eth_addr); |
| 90 | |
| 91 | #ifdef CONFIG_TDX_CFG_BLOCK_2ND_ETHADDR |
| 92 | if (!eth_getenv_enetaddr("eth1addr", ethaddr)) { |
| 93 | /* |
| 94 | * Secondary MAC address is allocated from block |
| 95 | * 0x100000 higher then the first MAC address |
| 96 | */ |
| 97 | memcpy(ethaddr, &tdx_eth_addr, 6); |
| 98 | ethaddr[3] += 0x10; |
| 99 | eth_setenv_enetaddr("eth1addr", ethaddr); |
| 100 | } |
| 101 | #endif |
| 102 | |
| 103 | printf("Model: Toradex %s %s, Serial# %s\n", |
| 104 | toradex_modules[tdx_hw_tag.prodid], |
| 105 | tdx_board_rev_str, |
| 106 | tdx_serial_str); |
| 107 | |
| 108 | return 0; |
| 109 | } |
| 110 | |
| 111 | #ifdef CONFIG_USBDOWNLOAD_GADGET |
| 112 | int g_dnl_bind_fixup(struct usb_device_descriptor *dev, const char *name) |
| 113 | { |
| 114 | unsigned short usb_pid; |
| 115 | |
| 116 | usb_pid = TORADEX_USB_PRODUCT_NUM_OFFSET + tdx_hw_tag.prodid; |
| 117 | put_unaligned(usb_pid, &dev->idProduct); |
| 118 | |
| 119 | return 0; |
| 120 | } |
| 121 | #endif /* CONFIG_USBDOWNLOAD_GADGET */ |
| 122 | |
| 123 | #if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) |
| 124 | int ft_board_setup(void *blob, bd_t *bd) |
| 125 | { |
| 126 | if (tdx_serial) { |
| 127 | fdt_setprop(blob, 0, "serial-number", tdx_serial_str, |
| 128 | strlen(tdx_serial_str) + 1); |
| 129 | } |
| 130 | |
| 131 | if (tdx_hw_tag.ver_major) { |
| 132 | char prod_id[5]; |
| 133 | |
| 134 | sprintf(prod_id, "%04u", tdx_hw_tag.prodid); |
| 135 | fdt_setprop(blob, 0, "toradex,product-id", prod_id, 5); |
| 136 | |
| 137 | fdt_setprop(blob, 0, "toradex,board-rev", tdx_board_rev_str, |
| 138 | strlen(tdx_board_rev_str) + 1); |
| 139 | } |
| 140 | |
| 141 | return 0; |
| 142 | } |
| 143 | #endif |
| 144 | |
| 145 | #else /* CONFIG_TDX_CFG_BLOCK */ |
| 146 | |
| 147 | #ifdef CONFIG_REVISION_TAG |
| 148 | u32 get_board_rev(void) |
| 149 | { |
| 150 | return 0; |
| 151 | } |
| 152 | #endif /* CONFIG_REVISION_TAG */ |
| 153 | |
| 154 | #ifdef CONFIG_SERIAL_TAG |
| 155 | u32 get_board_serial(void) |
| 156 | { |
| 157 | return 0; |
| 158 | } |
| 159 | #endif /* CONFIG_SERIAL_TAG */ |
| 160 | |
| 161 | #if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) |
| 162 | int ft_board_setup(void *blob, bd_t *bd) |
| 163 | { |
| 164 | return 0; |
| 165 | } |
| 166 | #endif |
| 167 | |
| 168 | #endif /* CONFIG_TDX_CFG_BLOCK */ |