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Fix a few possible problems discovered in -O0 / eabi experiments.

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- two essential parts of Sansa AMS drivers are optimzed away in newer gcc, so mark them volatile.
- use "r" instead of "i" (which is apparently invalid syntax) for the input list in some inline assembly

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@23634 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Thomas Martitz 2009-11-15 17:23:25 +00:00
parent 8ceaf7bb72
commit a1bc3401f1
3 changed files with 11 additions and 5 deletions
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2
firmware/target/arm/as3525/sansa-fuze/lcd-fuze.c
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@ -46,7 +46,7 @@ static int xoffset = 20; /* needed for flip */
/* we need to write a red pixel for correct button reads
* (see lcd_button_support()),but that must not happen while the lcd is updating
* so block lcd_button_support the during updates */
static bool lcd_busy = false;
static volatile int lcd_busy = false;
static inline void lcd_delay(int x)
{