openwrt/target/linux/brcm63xx/patches-3.8/429-MIPS-BCM63XX-export-PSI-size-from-nvram.patch
Jonas Gorski 200359a520 bcm63xx: handle huawei nvram layout
Use a different length for calculating the nvram checksum on hauwei
boards. Fixes boot on HW553 and HW556.

Signed-off-by: Jonas Gorski <jogo@openwrt.org>

SVN-Revision: 35533
2013-02-10 12:31:31 +00:00

45 lines
1.2 KiB
Diff

From ffbeb183bf0e9e12fd607c5352f48420c32f588f Mon Sep 17 00:00:00 2001
From: Jonas Gorski <jonas.gorski@gmail.com>
Date: Sat, 12 May 2012 23:04:17 +0200
Subject: [PATCH 61/79] MIPS: BCM63XX: export PSI size from nvram
Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>
---
arch/mips/bcm63xx/nvram.c | 11 +++++++++++
arch/mips/include/asm/mach-bcm63xx/bcm63xx_nvram.h | 2 ++
2 files changed, 13 insertions(+)
--- a/arch/mips/bcm63xx/nvram.c
+++ b/arch/mips/bcm63xx/nvram.c
@@ -35,6 +35,8 @@ struct bcm963xx_nvram {
u32 checksum_high;
};
+#define BCM63XX_DEFAULT_PSI_SIZE 64
+
static struct bcm963xx_nvram nvram;
static int mac_addr_used;
@@ -121,3 +123,12 @@ int bcm63xx_nvram_get_mac_address(u8 *ma
return 0;
}
EXPORT_SYMBOL(bcm63xx_nvram_get_mac_address);
+
+int bcm63xx_nvram_get_psi_size(void)
+{
+ if (nvram.psi_size > 0)
+ return nvram.psi_size;
+
+ return BCM63XX_DEFAULT_PSI_SIZE;
+}
+EXPORT_SYMBOL(bcm63xx_nvram_get_psi_size);
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_nvram.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_nvram.h
@@ -32,4 +32,6 @@ u8 *bcm63xx_nvram_get_name(void);
*/
int bcm63xx_nvram_get_mac_address(u8 *mac);
+int bcm63xx_nvram_get_psi_size(void);
+
#endif /* BCM63XX_NVRAM_H */