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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2010-08-13 03:45:51 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2010-08-13 03:45:51 +0000 |
commit | f39263af14175dd1414423d6c6d4fdf4f20461c8 (patch) | |
tree | c7119885c17b02835113a4fc83f433047fc0f014 /nuttx/arch/arm/src/lm3s/lm3s_gpioirq.c | |
parent | c3aabdfc763f00eace106a180c7f0c52cf7fc8d7 (diff) | |
download | px4-nuttx-f39263af14175dd1414423d6c6d4fdf4f20461c8.tar.gz px4-nuttx-f39263af14175dd1414423d6c6d4fdf4f20461c8.tar.bz2 px4-nuttx-f39263af14175dd1414423d6c6d4fdf4f20461c8.zip |
Fix limitation in number of GPIO ports that can be supported
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2846 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/arch/arm/src/lm3s/lm3s_gpioirq.c')
-rw-r--r-- | nuttx/arch/arm/src/lm3s/lm3s_gpioirq.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/nuttx/arch/arm/src/lm3s/lm3s_gpioirq.c b/nuttx/arch/arm/src/lm3s/lm3s_gpioirq.c index 4165a4127..1165f6dec 100644 --- a/nuttx/arch/arm/src/lm3s/lm3s_gpioirq.c +++ b/nuttx/arch/arm/src/lm3s/lm3s_gpioirq.c @@ -92,6 +92,13 @@ static const uint32_t g_gpiobase[] = #ifndef CONFIG_LM3S_DISABLE_GPIOG_IRQS LM3S_GPIOG_BASE, #endif + + /* NOTE: Not all LM3S architectures support GPIOs above GPIOG. If the chip + * does not support these higher ports, then they must be disabled in the + * configuration. Otherwise, the following will likely cause compilation + * errors! + */ + #ifndef CONFIG_LM3S_DISABLE_GPIOH_IRQS LM3S_GPIOH_BASE, #endif @@ -399,6 +406,7 @@ void gpio_irqdisable(int irq) /* Get the base address of the GPIO module associated with this IRQ */ base = lm3s_gpiobaseaddress(gpioirq); + DEBUGASSERT(base != 0); pin = (1 << (gpioirq & 7)); /* Disable the GPIO interrupt. "The GPIO IM register is the interrupt |