diff options
| -rw-r--r-- | recipes-bsp/u-boot/u-boot/2011.09git/0008-HACK-am335x-evm-turn-d-cache-on-globally-turn-it-off.patch | 46 | ||||
| -rw-r--r-- | recipes-bsp/u-boot/u-boot_2011.10rc.bb | 3 |
2 files changed, 48 insertions, 1 deletions
diff --git a/recipes-bsp/u-boot/u-boot/2011.09git/0008-HACK-am335x-evm-turn-d-cache-on-globally-turn-it-off.patch b/recipes-bsp/u-boot/u-boot/2011.09git/0008-HACK-am335x-evm-turn-d-cache-on-globally-turn-it-off.patch new file mode 100644 index 00000000..b79a8844 --- /dev/null +++ b/recipes-bsp/u-boot/u-boot/2011.09git/0008-HACK-am335x-evm-turn-d-cache-on-globally-turn-it-off.patch @@ -0,0 +1,46 @@ +From 31d430d8db335b7c3fea08b6aa8309b90b8f2cb9 Mon Sep 17 00:00:00 2001 +From: Tom Rini <trini@ti.com> +Date: Tue, 8 Nov 2011 08:07:47 +0100 +Subject: [PATCH 8/8] HACK: am335x evm: turn d-cache on globally, turn it off when doing nfs stuff + +Signed-off-by: Koen Kooi <koen@dominion.thruhere.net> +--- + board/ti/am335x/evm.c | 12 ++++++++++++ + include/configs/am335x_evm.h | 1 + + 2 files changed, 13 insertions(+), 0 deletions(-) + +diff --git a/board/ti/am335x/evm.c b/board/ti/am335x/evm.c +index bc1119e..e64626a 100644 +--- a/board/ti/am335x/evm.c ++++ b/board/ti/am335x/evm.c +@@ -1041,3 +1041,15 @@ U_BOOT_CMD( + + #endif /* CONFIG_NAND_TI81XX */ + #endif /* CONFIG_SPL_BUILD */ ++ ++/* ++ * Not all drivers we use (such as ethernet) are dcache safe. But ++ * we need cache on to boot quickly enough. ++ */ ++#ifndef CONFIG_SYS_DCACHE_OFF ++void enable_caches(void) ++{ ++ /* Enable D-cache. I-cache is already enabled in start.S */ ++ dcache_enable(); ++} ++#endif +diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h +index 8bf3ff1..58fa2f6 100755 +--- a/include/configs/am335x_evm.h ++++ b/include/configs/am335x_evm.h +@@ -119,6 +119,7 @@ + "bootm ${loadaddr}\0" \ + "net_boot=echo Booting from network ...; " \ + "setenv autoload no; " \ ++ "dcache off; " \ + "dhcp; " \ + "tftp ${loadaddr} ${bootfile}; " \ + "run net_args; " \ +-- +1.7.2.5 + diff --git a/recipes-bsp/u-boot/u-boot_2011.10rc.bb b/recipes-bsp/u-boot/u-boot_2011.10rc.bb index 2e0115f0..fd7d99c4 100644 --- a/recipes-bsp/u-boot/u-boot_2011.10rc.bb +++ b/recipes-bsp/u-boot/u-boot_2011.10rc.bb @@ -4,7 +4,7 @@ require u-boot.inc COMPATIBLE_MACHINE = "(ti33x)" DEFAULT_PREFERENCE_ti33x = "99" PV = "2011.09+git" -PR = "r20" +PR = "r21" # SPL build UBOOT_BINARY = "u-boot.img" @@ -19,6 +19,7 @@ SRC_URI = "git://arago-project.org/git/projects/u-boot-am33x.git;protocol=git;br file://2011.09git/0005-am335x-Change-mmc_load_uimage-to-load-at-a-fixed-add.patch \ file://2011.09git/0006-am335x-evm-Fix-bone-pmic-shut-down-over-USB-power.patch \ file://2011.09git/0007-am335x_evm-switch-to-ext4.patch \ + file://2011.09git/0008-HACK-am335x-evm-turn-d-cache-on-globally-turn-it-off.patch \ " SRCREV = "f63b270e47f62f4d1a05b2001357e215966c6f5a" |