diff options
| author | patacongo <patacongo@7fd9a85b-ad96-42d3-883c-3090e2eb8679> | 2009-11-26 00:18:22 +0000 |
|---|---|---|
| committer | patacongo <patacongo@7fd9a85b-ad96-42d3-883c-3090e2eb8679> | 2009-11-26 00:18:22 +0000 |
| commit | 40174c2010758f637e9872514aab865dbb2f5d56 (patch) | |
| tree | c83293bc87950c579a15a48bef067abff307d040 /nuttx/arch/arm/src/common | |
| parent | 89f79db0eff46f25ea292865709179ef7b535935 (diff) | |
Numerous fixes for basic STM32 SDIO DMA access
git-svn-id: https://nuttx.svn.sourceforge.net/svnroot/nuttx/trunk@2279 7fd9a85b-ad96-42d3-883c-3090e2eb8679
Diffstat (limited to 'nuttx/arch/arm/src/common')
| -rw-r--r-- | nuttx/arch/arm/src/common/up_initialize.c | 13 | ||||
| -rw-r--r-- | nuttx/arch/arm/src/common/up_internal.h | 3 |
2 files changed, 16 insertions, 0 deletions
diff --git a/nuttx/arch/arm/src/common/up_initialize.c b/nuttx/arch/arm/src/common/up_initialize.c index 995a319e64..d12a23de10 100644 --- a/nuttx/arch/arm/src/common/up_initialize.c +++ b/nuttx/arch/arm/src/common/up_initialize.c @@ -124,6 +124,19 @@ void up_initialize(void) up_irqinitialize(); + /* Initialize the DMA subsystem if the weak function stm32_dmainitialize has been + * brought into the build + */ + +#ifdef CONFIG_ARCH_DMA +#ifdef CONFIG_HAVE_WEAKFUNCTIONS + if (up_dmainitialize) +#endif + { + up_dmainitialize(); + } +#endif + /* Initialize the system timer interrupt */ #if !defined(CONFIG_SUPPRESS_INTERRUPTS) && !defined(CONFIG_SUPPRESS_TIMER_INTS) diff --git a/nuttx/arch/arm/src/common/up_internal.h b/nuttx/arch/arm/src/common/up_internal.h index ee58647949..9abf4a0b61 100644 --- a/nuttx/arch/arm/src/common/up_internal.h +++ b/nuttx/arch/arm/src/common/up_internal.h @@ -156,6 +156,9 @@ extern void up_boot(void); extern void up_copystate(uint32 *dest, uint32 *src); extern void up_decodeirq(uint32 *regs); extern void up_irqinitialize(void); +#ifdef CONFIG_ARCH_DMA +extern void weak_function up_dmainitialize(void); +#endif extern int up_saveusercontext(uint32 *saveregs); extern void up_fullcontextrestore(uint32 *restoreregs) __attribute__ ((noreturn)); extern void up_switchcontext(uint32 *saveregs, uint32 *restoreregs); |