summaryrefslogtreecommitdiff
path: root/README
diff options
context:
space:
mode:
authorTom Rini <trini@ti.com>2012-12-07 06:43:40 -0700
committerTom Rini <trini@ti.com>2012-12-07 08:47:59 -0700
commitfd4d564b3c80b111f18c93adb14233a6a7ddb0e9 (patch)
treea42d63aae4f7c07f441321c18098a85cbcc45dee /README
parent13d43555a9154cf12255023c47e80d947d7d0604 (diff)
parentac426b7290e3a96c97fbc093f15cd0660e0edaf2 (diff)
downloadu-boot-imx-fd4d564b3c80b111f18c93adb14233a6a7ddb0e9.zip
u-boot-imx-fd4d564b3c80b111f18c93adb14233a6a7ddb0e9.tar.gz
u-boot-imx-fd4d564b3c80b111f18c93adb14233a6a7ddb0e9.tar.bz2
Merge branch 'master' of git://git.denx.de/u-boot-x86
Diffstat (limited to 'README')
-rw-r--r--README15
1 files changed, 15 insertions, 0 deletions
diff --git a/README b/README
index 06f5ef2..5a86ae9 100644
--- a/README
+++ b/README
@@ -1414,6 +1414,13 @@ CBFS (Coreboot Filesystem) support
boot. See the documentation file README.video for a
description of this variable.
+ CONFIG_VIDEO_VGA
+
+ Enable the VGA video / BIOS for x86. The alternative if you
+ are using coreboot is to use the coreboot frame buffer
+ driver.
+
+
- Keyboard Support:
CONFIG_KEYBOARD
@@ -2205,6 +2212,14 @@ CBFS (Coreboot Filesystem) support
HERMES, IP860, RPXlite, LWMON,
FLAGADM, TQM8260
+- Access to physical memory region (> 4GB)
+ Some basic support is provided for operations on memory not
+ normally accessible to U-Boot - e.g. some architectures
+ support access to more than 4GB of memory on 32-bit
+ machines using physical address extension or similar.
+ Define CONFIG_PHYSMEM to access this basic support, which
+ currently only supports clearing the memory.
+
- Error Recovery:
CONFIG_PANIC_HANG