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-rw-r--r--README19
1 files changed, 16 insertions, 3 deletions
diff --git a/README b/README
index a1c6a96..cdf3f55 100644
--- a/README
+++ b/README
@@ -1353,7 +1353,7 @@ The following options need to be configured:
of the backslashes before semicolons and special
symbols.
-- Default Environment
+- Default Environment:
CONFIG_EXTRA_ENV_SETTINGS
Define this to contain any number of null terminated
@@ -1379,14 +1379,14 @@ The following options need to be configured:
the environment like the autoscript function or the
boot command first.
-- DataFlash Support
+- DataFlash Support:
CONFIG_HAS_DATAFLASH
Defining this option enables DataFlash features and
allows to read/write in Dataflash via the standard
commands cp, md...
-- Show boot progress
+- Show boot progress:
CONFIG_SHOW_BOOT_PROGRESS
Defining this option allows to add some board-
@@ -1466,6 +1466,19 @@ Modem Support:
Enables debugging stuff (char screen[1024], dbg())
for modem support. Useful only with BDI2000.
+- Interrupt support (PPC):
+
+ There are common interrupt_init() and timer_interrupt()
+ for all PPC archs. interrupt_init() calls interrupt_init_cpu()
+ for cpu specific initialization. interrupt_init_cpu()
+ should set decrementer_count to appropriate value. If
+ cpu resets decrementer automatically after interrupt
+ (ppc4xx) it should set decrementer_count to zero.
+ timer_interrupt() calls timer_interrupt_cpu() for cpu
+ specific handling. If board has watchdog / status_led
+ / other_activity_monitor it works automatically from
+ general timer_interrupt().
+
- General:
In the target system modem support is enabled when a