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Commit 0680dc86 authored by Florian Fainelli's avatar Florian Fainelli Committed by Ralf Baechle
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MIPS: BCM63XX: provide a MAC address for BCM3368 chips 



The BCM3368 SoC uses a NVRAM format which is not compatible with the one
used by CFE, provide a default MAC address which is suitable for use and
which is the default one also being used by the bootloader on these
chips.

Signed-off-by: default avatarFlorian Fainelli <florian@openwrt.org>
Cc: linux-mips@linux-mips.org
Cc: cernekee@gmail.com
Cc: jogo@openwrt.org
Patchwork: https://patchwork.linux-mips.org/patch/5498/


Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent d753601a

arch/mips/bcm63xx/nvram.c

+10 −0
Original line number Diff line number Diff line
@@ -42,6 +42,7 @@ void __init bcm63xx_nvram_init(void *addr) 
{

	unsigned int check_len;

	u32 crc, expected_crc;

	u8 hcs_mac_addr[ETH_ALEN] = { 0x00, 0x10, 0x18, 0xff, 0xff, 0xff };



	/* extract nvram data */

	memcpy(&nvram, addr, sizeof(nvram));
@@ -62,6 +63,15 @@ void __init bcm63xx_nvram_init(void *addr) 
	if (crc != expected_crc)

		pr_warn("nvram checksum failed, contents may be invalid (expected %08x, got %08x)\n",

			expected_crc, crc);



	/* Cable modems have a different NVRAM which is embedded in the eCos

	 * firmware and not easily extractible, give at least a MAC address

	 * pool.

	 */

	if (BCMCPU_IS_3368()) {

		memcpy(nvram.mac_addr_base, hcs_mac_addr, ETH_ALEN);

		nvram.mac_addr_count = 2;

	}

}



u8 *bcm63xx_nvram_get_name(void)