diff options
Diffstat (limited to 'board/sunxi/board.c')
| -rw-r--r-- | board/sunxi/board.c | 63 |
1 files changed, 47 insertions, 16 deletions
diff --git a/board/sunxi/board.c b/board/sunxi/board.c index 78dfda5a99..5e48756392 100644 --- a/board/sunxi/board.c +++ b/board/sunxi/board.c @@ -26,6 +26,7 @@ #endif #include <asm/gpio.h> #include <asm/io.h> +#include <libfdt.h> #include <nand.h> #include <net.h> #include <sy8106a.h> @@ -609,36 +610,42 @@ static void parse_spl_header(const uint32_t spl_addr) } #endif -#ifdef CONFIG_MISC_INIT_R -int misc_init_r(void) +/* + * Note this function gets called multiple times. + * It must not make any changes to env variables which already exist. + */ +static void setup_environment(const void *fdt) { char serial_string[17] = { 0 }; unsigned int sid[4]; uint8_t mac_addr[6]; - int ret; - -#if !defined(CONFIG_SPL_BUILD) - setenv("fel_booted", NULL); - setenv("fel_scriptaddr", NULL); - /* determine if we are running in FEL mode */ - if (!is_boot0_magic(SPL_ADDR + 4)) { /* eGON.BT0 */ - setenv("fel_booted", "1"); - parse_spl_header(SPL_ADDR); - } -#endif + char ethaddr[16]; + int i, ret; ret = sunxi_get_sid(sid); if (ret == 0 && sid[0] != 0 && sid[3] != 0) { - if (!getenv("ethaddr")) { + for (i = 0; i < 4; i++) { + sprintf(ethaddr, "ethernet%d", i); + if (!fdt_get_alias(fdt, ethaddr)) + continue; + + if (i == 0) + strcpy(ethaddr, "ethaddr"); + else + sprintf(ethaddr, "eth%daddr", i); + + if (getenv(ethaddr)) + continue; + /* Non OUI / registered MAC address */ - mac_addr[0] = 0x02; + mac_addr[0] = (i << 4) | 0x02; mac_addr[1] = (sid[0] >> 0) & 0xff; mac_addr[2] = (sid[3] >> 24) & 0xff; mac_addr[3] = (sid[3] >> 16) & 0xff; mac_addr[4] = (sid[3] >> 8) & 0xff; mac_addr[5] = (sid[3] >> 0) & 0xff; - eth_setenv_enetaddr("ethaddr", mac_addr); + eth_setenv_enetaddr(ethaddr, mac_addr); } if (!getenv("serial#")) { @@ -648,6 +655,24 @@ int misc_init_r(void) setenv("serial#", serial_string); } } +} + +#ifdef CONFIG_MISC_INIT_R +int misc_init_r(void) +{ + __maybe_unused int ret; + +#if !defined(CONFIG_SPL_BUILD) + setenv("fel_booted", NULL); + setenv("fel_scriptaddr", NULL); + /* determine if we are running in FEL mode */ + if (!is_boot0_magic(SPL_ADDR + 4)) { /* eGON.BT0 */ + setenv("fel_booted", "1"); + parse_spl_header(SPL_ADDR); + } +#endif + + setup_environment(gd->fdt_blob); #ifndef CONFIG_MACH_SUN9I ret = sunxi_usb_phy_probe(); @@ -664,6 +689,12 @@ int ft_board_setup(void *blob, bd_t *bd) { int __maybe_unused r; + /* + * Call setup_environment again in case the boot fdt has + * ethernet aliases the u-boot copy does not have. + */ + setup_environment(blob); + #ifdef CONFIG_VIDEO_DT_SIMPLEFB r = sunxi_simplefb_setup(blob); if (r) |