diff options
Diffstat (limited to 'roms/u-boot/board/toradex/common/tdx-common.c')
| -rw-r--r-- | roms/u-boot/board/toradex/common/tdx-common.c | 205 |
1 files changed, 205 insertions, 0 deletions
diff --git a/roms/u-boot/board/toradex/common/tdx-common.c b/roms/u-boot/board/toradex/common/tdx-common.c new file mode 100644 index 000000000..a3d287ed5 --- /dev/null +++ b/roms/u-boot/board/toradex/common/tdx-common.c @@ -0,0 +1,205 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (c) 2016 Toradex, Inc. + */ + +#include <common.h> +#include <env.h> +#include <g_dnl.h> +#include <init.h> +#include <linux/libfdt.h> + +#ifdef CONFIG_DM_VIDEO +#include <bmp_logo.h> +#include <dm.h> +#include <splash.h> +#include <video.h> +#endif + +#include "tdx-cfg-block.h" +#include <asm/setup.h> +#include "tdx-common.h" + +#define TORADEX_OUI 0x00142dUL + +#ifdef CONFIG_TDX_CFG_BLOCK +static char tdx_serial_str[9]; +static char tdx_board_rev_str[6]; + +#ifdef CONFIG_TDX_CFG_BLOCK_EXTRA +static char tdx_car_serial_str[9]; +static char tdx_car_rev_str[6]; +static char *tdx_carrier_board_name; +#endif + +#ifdef CONFIG_REVISION_TAG +u32 get_board_rev(void) +{ + /* Check validity */ + if (!tdx_hw_tag.ver_major) + return 0; + + return ((tdx_hw_tag.ver_major & 0xff) << 8) | + ((tdx_hw_tag.ver_minor & 0xf) << 4) | + ((tdx_hw_tag.ver_assembly & 0xf) + 0xa); +} +#endif /* CONFIG_TDX_CFG_BLOCK */ + +#ifdef CONFIG_SERIAL_TAG +void get_board_serial(struct tag_serialnr *serialnr) +{ + int array[8]; + unsigned int serial = tdx_serial; + int i; + + serialnr->low = 0; + serialnr->high = 0; + + /* Check validity */ + if (serial) { + /* + * Convert to Linux serial number format (hexadecimal coded + * decimal) + */ + i = 7; + while (serial) { + array[i--] = serial % 10; + serial /= 10; + } + while (i >= 0) + array[i--] = 0; + serial = array[0]; + for (i = 1; i < 8; i++) { + serial *= 16; + serial += array[i]; + } + + serialnr->low = serial; + } +} +#endif /* CONFIG_SERIAL_TAG */ + +int show_board_info(void) +{ + unsigned char ethaddr[6]; + + if (read_tdx_cfg_block()) { + printf("MISSING TORADEX CONFIG BLOCK\n"); + tdx_eth_addr.oui = htonl(TORADEX_OUI << 8); + tdx_eth_addr.nic = htonl(tdx_serial << 8); + checkboard(); + } else { + sprintf(tdx_serial_str, "%08u", tdx_serial); + sprintf(tdx_board_rev_str, "V%1d.%1d%c", + tdx_hw_tag.ver_major, + tdx_hw_tag.ver_minor, + (char)tdx_hw_tag.ver_assembly + 'A'); + + env_set("serial#", tdx_serial_str); + + printf("Model: Toradex %s %s, Serial# %s\n", + toradex_modules[tdx_hw_tag.prodid], + tdx_board_rev_str, + tdx_serial_str); +#ifdef CONFIG_TDX_CFG_BLOCK_EXTRA + if (read_tdx_cfg_block_carrier()) { + printf("MISSING TORADEX CARRIER CONFIG BLOCKS\n"); + try_migrate_tdx_cfg_block_carrier(); + } else { + tdx_carrier_board_name = (char *) + toradex_carrier_boards[tdx_car_hw_tag.prodid]; + + sprintf(tdx_car_serial_str, "%08u", tdx_car_serial); + sprintf(tdx_car_rev_str, "V%1d.%1d%c", + tdx_car_hw_tag.ver_major, + tdx_car_hw_tag.ver_minor, + (char)tdx_car_hw_tag.ver_assembly + + 'A'); + + env_set("carrier_serial#", tdx_car_serial_str); + printf("Carrier: Toradex %s %s, Serial# %s\n", + tdx_carrier_board_name, + tdx_car_rev_str, + tdx_car_serial_str); + } +#endif + } + + /* + * Check if environment contains a valid MAC address, + * set the one from config block if not + */ + if (!eth_env_get_enetaddr("ethaddr", ethaddr)) + eth_env_set_enetaddr("ethaddr", (u8 *)&tdx_eth_addr); + +#ifdef CONFIG_TDX_CFG_BLOCK_2ND_ETHADDR + if (!eth_env_get_enetaddr("eth1addr", ethaddr)) { + /* + * Secondary MAC address is allocated from block + * 0x100000 higher then the first MAC address + */ + memcpy(ethaddr, &tdx_eth_addr, 6); + ethaddr[3] += 0x10; + eth_env_set_enetaddr("eth1addr", ethaddr); + } +#endif + + return 0; +} + +#ifdef CONFIG_USB_GADGET_DOWNLOAD +int g_dnl_bind_fixup(struct usb_device_descriptor *dev, const char *name) +{ + unsigned short usb_pid; + + usb_pid = TORADEX_USB_PRODUCT_NUM_OFFSET + tdx_hw_tag.prodid; + put_unaligned(usb_pid, &dev->idProduct); + + return 0; +} +#endif + +#if defined(CONFIG_OF_LIBFDT) +int ft_common_board_setup(void *blob, struct bd_info *bd) +{ + if (tdx_serial) { + fdt_setprop(blob, 0, "serial-number", tdx_serial_str, + strlen(tdx_serial_str) + 1); + } + + if (tdx_hw_tag.ver_major) { + char prod_id[5]; + + sprintf(prod_id, "%04u", tdx_hw_tag.prodid); + fdt_setprop(blob, 0, "toradex,product-id", prod_id, 5); + + fdt_setprop(blob, 0, "toradex,board-rev", tdx_board_rev_str, + strlen(tdx_board_rev_str) + 1); + } + + return 0; +} +#endif + +#else /* CONFIG_TDX_CFG_BLOCK */ + +#ifdef CONFIG_REVISION_TAG +u32 get_board_rev(void) +{ + return 0; +} +#endif /* CONFIG_REVISION_TAG */ + +#ifdef CONFIG_SERIAL_TAG +u32 get_board_serial(void) +{ + return 0; +} +#endif /* CONFIG_SERIAL_TAG */ + +int ft_common_board_setup(void *blob, struct bd_info *bd) +{ + return 0; +} + +#endif /* CONFIG_TDX_CFG_BLOCK */ |