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Extend CDC/ACM driver so that can be connected/disconnected under software control; Add new NSH commands sercon and serdis that will connect and disconnect the CDC/ACM serial device

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4436 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
2012-02-28 18:14:55 +00:00
parent 04c2a4e672
commit 391d33732c
7 changed files with 110 additions and 40 deletions
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arch/arm/src/stm32/stm32_allocateheap.c
+9 -9
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@@ -103,12 +103,12 @@
# warning "FSMC SRAM not included in the heap"
# undef CONFIG_STM32_FSMC_SRAM
# elif CONFIG_MM_REGIONS > 2
# error "CONFIG_MM_REGIONS > 2 but I don't know what any of the region(s) are"
# error "CONFIG_MM_REGIONS > 2 but I don't know what some of the region(s) are"
# undef CONFIG_MM_REGIONS
# define CONFIG_MM_REGIONS 2
# endif
# elif CONFIG_MM_REGIONS > 1
# error "CONFIG_MM_REGIONS > 1 but I don't know what any of the region(s) are"
# error "CONFIG_MM_REGIONS > 1 but I don't know what the other region(s) are"
# endif
/* The STM32 F1 has not TCM SRAM */
@@ -192,7 +192,7 @@
/* Configuration 3: CONFIG_MM_REGIONS should have been 2 */
# error "CONFIG_MM_REGIONS > 2 but I don't know what any of the region(s) are"
# error "CONFIG_MM_REGIONS > 2 but I don't know what some of the region(s) are"
# undef CONFIG_MM_REGIONS
# define CONFIG_MM_REGIONS 2
# else
@@ -205,7 +205,7 @@
# warning "TCM SRAM is included in the heap AND DMA is enabled"
# endif
# if CONFIG_MM_REGIONS != 3
# error "CONFIG_MM_REGIONS > 3 but I don't know what any of the region(s) are"
# error "CONFIG_MM_REGIONS > 3 but I don't know what some of the region(s) are"
# undef CONFIG_MM_REGIONS
# define CONFIG_MM_REGIONS 3
# endif
@@ -227,7 +227,7 @@
* should be disabled and CONFIG_MM_REGIONS should be 2.
*/
# ifdef (CONFIG_STM32_DMA)
# ifdef CONFIG_STM32_DMA
# warning "TCM SRAM is included in the heap AND DMA is enabled"
# endif
# if CONFIG_MM_REGIONS < 2
@@ -235,7 +235,7 @@
# undef CONFIG_STM32_TCMEXCLUDE
# define CONFIG_STM32_TCMEXCLUDE 1
# elif CONFIG_MM_REGIONS > 2
# error "CONFIG_MM_REGIONS > 2 but I don't know what any of the region(s) are"
# error "CONFIG_MM_REGIONS > 2 but I don't know what some of the region(s) are"
# undef CONFIG_MM_REGIONS
# define CONFIG_MM_REGIONS 2
# endif
@@ -246,7 +246,7 @@
/* If FSMC SRAM is going to be used as heap, then verify that the starting
* address and size of the external SRAM region has been provided in the
* configuration.
* configuration (as CONFIG_HEAP2_BASE and CONFIG_HEAP2_END).
*/
#ifdef CONFIG_STM32_FSMC_SRAM
@@ -304,10 +304,10 @@ void up_addregion(void)
mm_addregion((FAR void*)SRAM2_START, SRAM2_END-SRAM2_START);
#endif
/* Add the user specified heap region. */
/* Add the external FSMC SRAM heap region. */
#ifdef CONFIG_STM32_FSMC_SRAM
mm_addregion((FAR void*)CONFIG_HEAP2_BASE, CONFIG_HEAP2_END - CONFIG_HEAP2_BASE);
# endif
#endif
}
#endif