Message ID | 20210111111929.504886-1-art@khadas.com |
---|---|
State | Changes Requested, archived |
Delegated to: | Neil Armstrong |
Headers | show |
Series | board: amlogic: vim3: setup ethernet mac from efuse | expand |
Hi Artem, On 11/01/2021 12:19, Artem Lapkin wrote: > Add the board specific code for reading built-in ethernet MAC address from efuse > > NOTE: MAC is stored in ASCII format, 1bytes = 2characters by 0 offset > > if mac from efuse not valid we use meson_generate_serial_ethaddr > > NOTE: remake odroid-n2.c variant from Neil Armstrong <narmstrong@baylibre.com> So the patch from Marek (https://patchwork.ozlabs.org/project/uboot/patch/20201217072642.1319-1-m.szyprowski@samsung.com/) doesn't work ? Are you sure the MAC is stored in ASCII like Odroid-N2 ? Please look at my u-boot-amlogic-next tree I will push this week for the next u-boot release: https://gitlab.denx.de/u-boot/custodians/u-boot-amlogic/-/tree/u-boot-amlogic-next Neil > > Signed-off-by: Artem Lapkin <art@khadas.com> > --- > board/amlogic/vim3/vim3.c | 35 +++++++++++++++++++++++++++++++++++ > 1 file changed, 35 insertions(+) > > diff --git a/board/amlogic/vim3/vim3.c b/board/amlogic/vim3/vim3.c > index 09ef39ff30..c5d19cc17b 100644 > --- a/board/amlogic/vim3/vim3.c > +++ b/board/amlogic/vim3/vim3.c > @@ -11,9 +11,14 @@ > #include <net.h> > #include <asm/io.h> > #include <asm/arch/eth.h> > +#include <asm/arch/sm.h> > #include <i2c.h> > #include "khadas-mcu.h" > > +#define EFUSE_MAC_OFFSET 0 > +#define EFUSE_MAC_SIZE 12 > +#define MAC_ADDR_LEN 6 > + > /* > * The VIM3 on-board MCU can mux the PCIe/USB3.0 shared differential > * lines using a FUSB340TMX USB 3.1 SuperSpeed Data Switch between > @@ -131,7 +136,37 @@ int meson_ft_board_setup(void *blob, struct bd_info *bd) > > int misc_init_r(void) > { > + u8 mac_addr[MAC_ADDR_LEN]; > + char efuse_mac_addr[EFUSE_MAC_SIZE], tmp[3]; > + ssize_t len; > + > meson_eth_init(PHY_INTERFACE_MODE_RGMII, 0); > > + if (!eth_env_get_enetaddr("ethaddr", mac_addr)) { > + > + len = meson_sm_read_efuse(EFUSE_MAC_OFFSET, efuse_mac_addr, EFUSE_MAC_SIZE); > + if (len != EFUSE_MAC_SIZE) > + return 0; > + > + /* MAC is stored in ASCII format, 1bytes = 2characters */ > + for (int i = 0; i < 6; i++) { > + tmp[0] = efuse_mac_addr[i * 2]; > + tmp[1] = efuse_mac_addr[i * 2 + 1]; > + tmp[2] = '\0'; > + mac_addr[i] = simple_strtoul(tmp, NULL, 16); > + } > + > + if (is_valid_ethaddr(mac_addr)) > + eth_env_set_enetaddr("ethaddr", mac_addr); > + else > + meson_generate_serial_ethaddr(); > + > + eth_env_get_enetaddr("ethaddr", mac_addr); > + printf("[i] setup onboard mac %02X:%02X:%02X:%02X:%02X:%02X\n", > + mac_addr[0],mac_addr[1],mac_addr[2], > + mac_addr[3],mac_addr[4],mac_addr[5]); > + > + } > + > return 0; > } >
> So the patch from Marek ( https://patchwork.ozlabs.org/project/uboot/patch/20201217072642.1319-1-m.szyprowski@samsung.com/) doesn't work ? yes doesnt works properly im sure if we read as raw 6 bytes from efuse we have if (is_valid_ethaddr(mac_addr)) # is always not valid eth_env_set_enetaddr("ethaddr", mac_addr); else # and always generated from serial meson_generate_serial_ethaddr(); > Are you sure the MAC is stored in ASCII like Odroid-N2 ? yes im check two times on my vim3 vim3l boards and our amlogic vendor uboot have same method On Mon, Jan 11, 2021 at 9:59 PM Neil Armstrong <narmstrong@baylibre.com> wrote: > Hi Artem, > > On 11/01/2021 12:19, Artem Lapkin wrote: > > Add the board specific code for reading built-in ethernet MAC address > from efuse > > > > NOTE: MAC is stored in ASCII format, 1bytes = 2characters by 0 offset > > > > if mac from efuse not valid we use meson_generate_serial_ethaddr > > > > NOTE: remake odroid-n2.c variant from Neil Armstrong < > narmstrong@baylibre.com> > > So the patch from Marek ( > https://patchwork.ozlabs.org/project/uboot/patch/20201217072642.1319-1-m.szyprowski@samsung.com/) > doesn't work ? > Are you sure the MAC is stored in ASCII like Odroid-N2 ? > > Please look at my u-boot-amlogic-next tree I will push this week for the > next u-boot release: > > https://gitlab.denx.de/u-boot/custodians/u-boot-amlogic/-/tree/u-boot-amlogic-next > > Neil > > > > > Signed-off-by: Artem Lapkin <art@khadas.com> > > --- > > board/amlogic/vim3/vim3.c | 35 +++++++++++++++++++++++++++++++++++ > > 1 file changed, 35 insertions(+) > > > > diff --git a/board/amlogic/vim3/vim3.c b/board/amlogic/vim3/vim3.c > > index 09ef39ff30..c5d19cc17b 100644 > > --- a/board/amlogic/vim3/vim3.c > > +++ b/board/amlogic/vim3/vim3.c > > @@ -11,9 +11,14 @@ > > #include <net.h> > > #include <asm/io.h> > > #include <asm/arch/eth.h> > > +#include <asm/arch/sm.h> > > #include <i2c.h> > > #include "khadas-mcu.h" > > > > +#define EFUSE_MAC_OFFSET 0 > > +#define EFUSE_MAC_SIZE 12 > > +#define MAC_ADDR_LEN 6 > > + > > /* > > * The VIM3 on-board MCU can mux the PCIe/USB3.0 shared differential > > * lines using a FUSB340TMX USB 3.1 SuperSpeed Data Switch between > > @@ -131,7 +136,37 @@ int meson_ft_board_setup(void *blob, struct bd_info > *bd) > > > > int misc_init_r(void) > > { > > + u8 mac_addr[MAC_ADDR_LEN]; > > + char efuse_mac_addr[EFUSE_MAC_SIZE], tmp[3]; > > + ssize_t len; > > + > > meson_eth_init(PHY_INTERFACE_MODE_RGMII, 0); > > > > + if (!eth_env_get_enetaddr("ethaddr", mac_addr)) { > > + > > + len = meson_sm_read_efuse(EFUSE_MAC_OFFSET, > efuse_mac_addr, EFUSE_MAC_SIZE); > > + if (len != EFUSE_MAC_SIZE) > > + return 0; > > + > > + /* MAC is stored in ASCII format, 1bytes = 2characters */ > > + for (int i = 0; i < 6; i++) { > > + tmp[0] = efuse_mac_addr[i * 2]; > > + tmp[1] = efuse_mac_addr[i * 2 + 1]; > > + tmp[2] = '\0'; > > + mac_addr[i] = simple_strtoul(tmp, NULL, 16); > > + } > > + > > + if (is_valid_ethaddr(mac_addr)) > > + eth_env_set_enetaddr("ethaddr", mac_addr); > > + else > > + meson_generate_serial_ethaddr(); > > + > > + eth_env_get_enetaddr("ethaddr", mac_addr); > > + printf("[i] setup onboard mac > %02X:%02X:%02X:%02X:%02X:%02X\n", > > + mac_addr[0],mac_addr[1],mac_addr[2], > > + mac_addr[3],mac_addr[4],mac_addr[5]); > > + > > + } > > + > > return 0; > > } > > > >
Hi, On 11/01/2021 15:15, Art Nikpal wrote: >> So the patch from Marek (https://patchwork.ozlabs.org/project/uboot/patch/20201217072642.1319-1-m.szyprowski@samsung.com/) doesn't work ? > yes doesnt works properly im sure if we read as raw 6 bytes from efuse we have > > if (is_valid_ethaddr(mac_addr)) # is always not valid > eth_env_set_enetaddr("ethaddr", mac_addr); > else # and always generated from serial > meson_generate_serial_ethaddr(); > >> Are you sure the MAC is stored in ASCII like Odroid-N2 ? > yes im check two times on my vim3 vim3l boards and our amlogic vendor uboot have same method OK, can you send a patch over the https://gitlab.denx.de/u-boot/custodians/u-boot-amlogic/-/tree/u-boot-amlogic-next branch ? Neil > > On Mon, Jan 11, 2021 at 9:59 PM Neil Armstrong <narmstrong@baylibre.com <mailto:narmstrong@baylibre.com>> wrote: > > Hi Artem, > > On 11/01/2021 12:19, Artem Lapkin wrote: > > Add the board specific code for reading built-in ethernet MAC address from efuse > > > > NOTE: MAC is stored in ASCII format, 1bytes = 2characters by 0 offset > > > > if mac from efuse not valid we use meson_generate_serial_ethaddr > > > > NOTE: remake odroid-n2.c variant from Neil Armstrong <narmstrong@baylibre.com <mailto:narmstrong@baylibre.com>> > > So the patch from Marek (https://patchwork.ozlabs.org/project/uboot/patch/20201217072642.1319-1-m.szyprowski@samsung.com/) doesn't work ? > Are you sure the MAC is stored in ASCII like Odroid-N2 ? > > Please look at my u-boot-amlogic-next tree I will push this week for the next u-boot release: > https://gitlab.denx.de/u-boot/custodians/u-boot-amlogic/-/tree/u-boot-amlogic-next > > Neil > > > > > Signed-off-by: Artem Lapkin <art@khadas.com <mailto:art@khadas.com>> > > --- > > board/amlogic/vim3/vim3.c | 35 +++++++++++++++++++++++++++++++++++ > > 1 file changed, 35 insertions(+) > > > > diff --git a/board/amlogic/vim3/vim3.c b/board/amlogic/vim3/vim3.c > > index 09ef39ff30..c5d19cc17b 100644 > > --- a/board/amlogic/vim3/vim3.c > > +++ b/board/amlogic/vim3/vim3.c > > @@ -11,9 +11,14 @@ > > #include <net.h> > > #include <asm/io.h> > > #include <asm/arch/eth.h> > > +#include <asm/arch/sm.h> > > #include <i2c.h> > > #include "khadas-mcu.h" > > > > +#define EFUSE_MAC_OFFSET 0 > > +#define EFUSE_MAC_SIZE 12 > > +#define MAC_ADDR_LEN 6 > > + > > /* > > * The VIM3 on-board MCU can mux the PCIe/USB3.0 shared differential > > * lines using a FUSB340TMX USB 3.1 SuperSpeed Data Switch between > > @@ -131,7 +136,37 @@ int meson_ft_board_setup(void *blob, struct bd_info *bd) > > > > int misc_init_r(void) > > { > > + u8 mac_addr[MAC_ADDR_LEN]; > > + char efuse_mac_addr[EFUSE_MAC_SIZE], tmp[3]; > > + ssize_t len; > > + > > meson_eth_init(PHY_INTERFACE_MODE_RGMII, 0); > > > > + if (!eth_env_get_enetaddr("ethaddr", mac_addr)) { > > + > > + len = meson_sm_read_efuse(EFUSE_MAC_OFFSET, efuse_mac_addr, EFUSE_MAC_SIZE); > > + if (len != EFUSE_MAC_SIZE) > > + return 0; > > + > > + /* MAC is stored in ASCII format, 1bytes = 2characters */ > > + for (int i = 0; i < 6; i++) { > > + tmp[0] = efuse_mac_addr[i * 2]; > > + tmp[1] = efuse_mac_addr[i * 2 + 1]; > > + tmp[2] = '\0'; > > + mac_addr[i] = simple_strtoul(tmp, NULL, 16); > > + } > > + > > + if (is_valid_ethaddr(mac_addr)) > > + eth_env_set_enetaddr("ethaddr", mac_addr); > > + else > > + meson_generate_serial_ethaddr(); > > + > > + eth_env_get_enetaddr("ethaddr", mac_addr); > > + printf("[i] setup onboard mac %02X:%02X:%02X:%02X:%02X:%02X\n", > > + mac_addr[0],mac_addr[1],mac_addr[2], > > + mac_addr[3],mac_addr[4],mac_addr[5]); > > + > > + } > > + > > return 0; > > } > > >
diff --git a/board/amlogic/vim3/vim3.c b/board/amlogic/vim3/vim3.c index 09ef39ff30..c5d19cc17b 100644 --- a/board/amlogic/vim3/vim3.c +++ b/board/amlogic/vim3/vim3.c @@ -11,9 +11,14 @@ #include <net.h> #include <asm/io.h> #include <asm/arch/eth.h> +#include <asm/arch/sm.h> #include <i2c.h> #include "khadas-mcu.h" +#define EFUSE_MAC_OFFSET 0 +#define EFUSE_MAC_SIZE 12 +#define MAC_ADDR_LEN 6 + /* * The VIM3 on-board MCU can mux the PCIe/USB3.0 shared differential * lines using a FUSB340TMX USB 3.1 SuperSpeed Data Switch between @@ -131,7 +136,37 @@ int meson_ft_board_setup(void *blob, struct bd_info *bd) int misc_init_r(void) { + u8 mac_addr[MAC_ADDR_LEN]; + char efuse_mac_addr[EFUSE_MAC_SIZE], tmp[3]; + ssize_t len; + meson_eth_init(PHY_INTERFACE_MODE_RGMII, 0); + if (!eth_env_get_enetaddr("ethaddr", mac_addr)) { + + len = meson_sm_read_efuse(EFUSE_MAC_OFFSET, efuse_mac_addr, EFUSE_MAC_SIZE); + if (len != EFUSE_MAC_SIZE) + return 0; + + /* MAC is stored in ASCII format, 1bytes = 2characters */ + for (int i = 0; i < 6; i++) { + tmp[0] = efuse_mac_addr[i * 2]; + tmp[1] = efuse_mac_addr[i * 2 + 1]; + tmp[2] = '\0'; + mac_addr[i] = simple_strtoul(tmp, NULL, 16); + } + + if (is_valid_ethaddr(mac_addr)) + eth_env_set_enetaddr("ethaddr", mac_addr); + else + meson_generate_serial_ethaddr(); + + eth_env_get_enetaddr("ethaddr", mac_addr); + printf("[i] setup onboard mac %02X:%02X:%02X:%02X:%02X:%02X\n", + mac_addr[0],mac_addr[1],mac_addr[2], + mac_addr[3],mac_addr[4],mac_addr[5]); + + } + return 0; }
Add the board specific code for reading built-in ethernet MAC address from efuse NOTE: MAC is stored in ASCII format, 1bytes = 2characters by 0 offset if mac from efuse not valid we use meson_generate_serial_ethaddr NOTE: remake odroid-n2.c variant from Neil Armstrong <narmstrong@baylibre.com> Signed-off-by: Artem Lapkin <art@khadas.com> --- board/amlogic/vim3/vim3.c | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+)