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authorMichael Sevakis <jethead71@rockbox.org>2009-01-08 10:15:32 +0000
committerMichael Sevakis <jethead71@rockbox.org>2009-01-08 10:15:32 +0000
commit4ed78f5c72649002d78d48d9a117826a5d9c36f9 (patch)
tree7ebe8ac19acabd74117a638da8dbb0c1cedf2600 /firmware/target/mips/ingenic_jz47xx/system-jz4740.c
parent32d9752dcc73fd1aaa81d484c3d426ca7856b146 (diff)
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Clean up panicf and introduce system_exception_wait to do further target tasks and wait for a button when an unrecoverable error has occurred (panic, UIE, etc.). Returning from that function should reboot or don't return from it. Move UIE and __div0 for ARM to its own file.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19716 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware/target/mips/ingenic_jz47xx/system-jz4740.c')
-rw-r--r--firmware/target/mips/ingenic_jz47xx/system-jz4740.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/firmware/target/mips/ingenic_jz47xx/system-jz4740.c b/firmware/target/mips/ingenic_jz47xx/system-jz4740.c
index c741d9f311..033b42214b 100644
--- a/firmware/target/mips/ingenic_jz47xx/system-jz4740.c
+++ b/firmware/target/mips/ingenic_jz47xx/system-jz4740.c
@@ -887,6 +887,16 @@ void system_reboot(void)
while (1);
}
+void system_exception_wait(void)
+{
+ /* check for power button without including any .h file */
+ while (1)
+ {
+ if( (~(*(volatile unsigned int *)(0xB0010300))) & (1 << 29) )
+ break;
+ }
+}
+
void power_off(void)
{
/* Put system into hibernate mode */