Rename g_heapbase to g_idle_topstack; Fix kernel build heap allocation which cannot use g_heapbase

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5739 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
2013-03-14 14:42:52 +00:00
parent 14298ad8b8
commit d64396b44b
64 changed files with 478 additions and 322 deletions
+1 -1
View File
@@ -174,7 +174,7 @@ static void up_dumpstate(void)
if (rtcb->pid == 0)
{
ustackbase = g_heapbase - 4;
ustackbase = g_idle_topstack - 4;
ustacksize = CONFIG_IDLETHREAD_STACKSIZE;
}
else
+6 -6
View File
@@ -610,7 +610,7 @@ __start:
*
* The idle task stack starts at the end of BSS and is of size
* CONFIG_IDLETHREAD_STACKSIZE. The heap continues from there until the
* end of memory. See g_heapbase below.
* end of memory. See g_idle_topstack below.
*/
.Linitparms:
@@ -645,17 +645,17 @@ __start:
/* Data section variables */
/* This global variable is unsigned long g_heapbase and is
/* This global variable is unsigned long g_idle_topstack and is
* exported from here only because of its coupling to .Linitparms
* above.
*/
.data
.align 4
.globl g_heapbase
.type g_heapbase, object
g_heapbase:
.globl g_idle_topstack
.type g_idle_topstack, object
g_idle_topstack:
.long _ebss+CONFIG_IDLETHREAD_STACKSIZE
.size g_heapbase, .-g_heapbase
.size g_idle_topstack, .-g_idle_topstack
.end
+6 -6
View File
@@ -135,7 +135,7 @@ __start:
* _ebss is the end of the BSS regsion (see ld.script)
* The idle task stack starts at the end of BSS and is
* of size CONFIG_IDLETHREAD_STACKSIZE. The heap continues
* from there until the end of memory. See g_heapbase
* from there until the end of memory. See g_idle_topstack
* below.
*/
@@ -150,18 +150,18 @@ LC2: .long _eronly /* Where .data defaults are stored in FLASH */
#endif
.size __start, .-__start
/* This global variable is unsigned long g_heapbase and is
/* This global variable is unsigned long g_idle_topstack and is
* exported from here only because of its coupling to LCO
* above.
*/
.data
.align 4
.globl g_heapbase
.type g_heapbase, object
g_heapbase:
.globl g_idle_topstack
.type g_idle_topstack, object
g_idle_topstack:
.long _ebss+CONFIG_IDLETHREAD_STACKSIZE
.size g_heapbase, .-g_heapbase
.size g_idle_topstack, .-g_idle_topstack
.end
+1 -1
View File
@@ -181,7 +181,7 @@ static void up_dumpstate(void)
if (rtcb->pid == 0)
{
ustackbase = g_heapbase - 4;
ustackbase = g_idle_topstack - 4;
ustacksize = CONFIG_IDLETHREAD_STACKSIZE;
}
else
+5 -5
View File
@@ -66,7 +66,7 @@
/* MPU Type Register Bit Definitions */
#define MPU_TYPE_SEPARATE (1 << 0) /* Bit 0: 0:unified or 1:separate memory maps */
#define MPU_TYPE_DREGION_SHIFT (8) /* Bits 8-15: Number MPU data regsion */
#define MPU_TYPE_DREGION_SHIFT (8) /* Bits 8-15: Number MPU data regions */
#define MPU_TYPE_DREGION_MASK (0xff << MPU_TYPE_DREGION_SHIFT)
#define MPU_TYPE_IREGION_SHIFT (16) /* Bits 16-23: Number MPU instruction regions */
#define MPU_TYPE_IREGION_MASK (0xff << MPU_TYPE_IREGION_SHIFT)
@@ -104,11 +104,11 @@
# define MPU_RASR_SRD_5 (0x20 << MPU_RASR_SRD_SHIFT)
# define MPU_RASR_SRD_6 (0x40 << MPU_RASR_SRD_SHIFT)
# define MPU_RASR_SRD_7 (0x80 << MPU_RASR_SRD_SHIFT)
#define MPU_RASR_ATTR_SHIFT (21) /* Bits 19-21: TEX Address Permisson */
#define MPU_RASR_ATTR__MASK (7 << MPU_RASR_ATTR_SHIFT)
#define MPU_RASR_S (1 << 18) /* Bit 18: Shareable */
#define MPU_RASR_C (1 << 17) /* Bit 17: Cacheable */
#define MPU_RASR_B (1 << 16) /* Bit 16: Bufferable */
#define MPU_RASR_C (1 << 17) /* Bit 17: Cacheable */
#define MPU_RASR_S (1 << 18) /* Bit 18: Shareable */
#define MPU_RASR_ATTR_SHIFT (19) /* Bits 19-21: TEX Address Permisson */
#define MPU_RASR_ATTR_MASK (7 << MPU_RASR_ATTR_SHIFT)
#define MPU_RASR_AP_SHIFT (24) /* Bits 24-26: Access permission */
#define MPU_RASR_AP_MASK (7 << MPU_RASR_AP_SHIFT)
# define MPU_RASR_AP_NONO (0 << MPU_RASR_AP_SHIFT) /* P:None U:None */
+1 -1
View File
@@ -180,7 +180,7 @@ static void up_dumpstate(void)
if (rtcb->pid == 0)
{
ustackbase = g_heapbase - 4;
ustackbase = g_idle_topstack - 4;
ustacksize = CONFIG_IDLETHREAD_STACKSIZE;
}
else
+2 -2
View File
@@ -82,6 +82,6 @@
void up_allocate_heap(FAR void **heap_start, size_t *heap_size)
{
up_ledon(LED_HEAPALLOCATE);
*heap_start = (FAR void*)g_heapbase;
*heap_size = CONFIG_DRAM_END - g_heapbase;
*heap_start = (FAR void*)g_idle_topstack;
*heap_size = CONFIG_DRAM_END - g_idle_topstack;
}
+1 -1
View File
@@ -166,7 +166,7 @@ extern volatile uint32_t *current_regs;
* CONFIG_DRAM_END
*/
extern const uint32_t g_heapbase;
extern const uint32_t g_idle_topstack;
/* Address of the saved user stack pointer */
+2 -2
View File
@@ -85,6 +85,6 @@
void up_allocate_heap(FAR void **heap_start, size_t *heap_size)
{
up_ledon(LED_HEAPALLOCATE);
*heap_start = (FAR void*)g_heapbase;
*heap_size = (DM320_SDRAM_VADDR + CONFIG_DRAM_SIZE) - g_heapbase;
*heap_start = (FAR void*)g_idle_topstack;
*heap_size = (DM320_SDRAM_VADDR + CONFIG_DRAM_SIZE) - g_idle_topstack;
}
+2 -2
View File
@@ -86,8 +86,8 @@
void up_allocate_heap(FAR void **heap_start, size_t *heap_size)
{
up_ledon(LED_HEAPALLOCATE);
*heap_start = (FAR void*)g_heapbase;
*heap_size = (IMX_SDRAM_VSECTION + CONFIG_DRAM_SIZE) - g_heapbase;
*heap_start = (FAR void*)g_idle_topstack;
*heap_size = (IMX_SDRAM_VSECTION + CONFIG_DRAM_SIZE) - g_idle_topstack;
}
/****************************************************************************
+5 -5
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@@ -738,13 +738,13 @@ g_intstackbase:
* and is of size CONFIG_IDLETHREAD_STACKSIZE. The IDLE thread is the thread that
* the system boots on and, eventually, becomes the idle, do nothing task that runs
* only when there is nothing else to run. The heap continues from there until the
* end of memory. See g_heapbase below.
* end of memory. See g_idle_topstack below.
*/
.globl g_heapbase
.type g_heapbase, object
g_heapbase:
.globl g_idle_topstack
.type g_idle_topstack, object
g_idle_topstack:
.word HEAP_BASE
.size g_heapbase, .-g_heapbase
.size g_idle_topstack, .-g_idle_topstack
.end
+5 -5
View File
@@ -336,13 +336,13 @@ g_intstackbase:
* and is of size CONFIG_IDLETHREAD_STACKSIZE. The IDLE thread is the thread that
* the system boots on and, eventually, becomes the idle, do nothing task that runs
* only when there is nothing else to run. The heap continues from there until the
* end of memory. See g_heapbase below.
* end of memory. See g_idle_topstack below.
*/
.globl g_heapbase
.type g_heapbase, object
g_heapbase:
.globl g_idle_topstack
.type g_idle_topstack, object
g_idle_topstack:
.long _ebss+CONFIG_IDLETHREAD_STACKSIZE
.size g_heapbase, .-g_heapbase
.size g_idle_topstack, .-g_idle_topstack
.end
+17 -9
View File
@@ -198,9 +198,12 @@
void up_allocate_heap(FAR void **heap_start, size_t *heap_size)
{
#if defined(CONFIG_NUTTX_KERNEL) && defined(CONFIG_MM_KERNEL_HEAP)
/* Get the unaligned size of the user-space heap */
/* Get the unaligned size and position of the user-space heap.
* This heap begins after the user-space .bss section at an offset
* of CONFIG_MM_KERNEL_HEAPSIZE (subject to alignment).
*/
uintptr_t ubase = (uintptr_t)g_heapbase + CONFIG_MM_KERNEL_HEAPSIZE;
uintptr_t ubase = (uintptr_t)USERSPACE->us_bssend + CONFIG_MM_KERNEL_HEAPSIZE;
size_t usize = CONFIG_DRAM_END - ubase;
int log2;
@@ -231,8 +234,8 @@ void up_allocate_heap(FAR void **heap_start, size_t *heap_size)
/* Return the heap settings */
up_ledon(LED_HEAPALLOCATE);
*heap_start = (FAR void*)g_heapbase;
*heap_size = CONFIG_DRAM_END - g_heapbase;
*heap_start = (FAR void*)g_idle_topstack;
*heap_size = CONFIG_DRAM_END - g_idle_topstack;
#endif
}
@@ -249,9 +252,12 @@ void up_allocate_heap(FAR void **heap_start, size_t *heap_size)
#if defined(CONFIG_NUTTX_KERNEL) && defined(CONFIG_MM_KERNEL_HEAP)
void up_allocate_kheap(FAR void **heap_start, size_t *heap_size)
{
/* Get the unaligned size of the user-space heap */
/* Get the unaligned size and position of the user-space heap.
* This heap begins after the user-space .bss section at an offset
* of CONFIG_MM_KERNEL_HEAPSIZE (subject to alignment).
*/
uintptr_t ubase = (uintptr_t)g_heapbase + CONFIG_MM_KERNEL_HEAPSIZE;
uintptr_t ubase = (uintptr_t)USERSPACE->us_bssend + CONFIG_MM_KERNEL_HEAPSIZE;
size_t usize = CONFIG_DRAM_END - ubase;
int log2;
@@ -268,10 +274,12 @@ void up_allocate_kheap(FAR void **heap_start, size_t *heap_size)
usize = (1 << log2);
ubase = CONFIG_DRAM_END - usize;
/* Return the kernel heap settings */
/* Return the kernel heap settings (i.e., the part of the heap region
* that was not dedicated to the user heap).
*/
*heap_start = (FAR void*)g_heapbase;
*heap_size = ubase - (uintptr_t)g_heapbase;
*heap_start = (FAR void*)USERSPACE->us_bssend;
*heap_size = ubase - (uintptr_t)USERSPACE->us_bssend;
}
#endif
+5 -5
View File
@@ -417,13 +417,13 @@ g_intstackbase:
* and is of size CONFIG_IDLETHREAD_STACKSIZE. The IDLE thread is the thread that
* the system boots on and, eventually, becomes the idle, do nothing task that runs
* only when there is nothing else to run. The heap continues from there until the
* end of memory. See g_heapbase below.
* end of memory. See g_idle_topstack below.
*/
.globl g_heapbase
.type g_heapbase, object
g_heapbase:
.globl g_idle_topstack
.type g_idle_topstack, object
g_idle_topstack:
.word HEAP_BASE
.size g_heapbase, .-g_heapbase
.size g_idle_topstack, .-g_idle_topstack
.end
+6 -6
View File
@@ -604,7 +604,7 @@ __start:
* _ebss is the end of the BSS regsion (see ld.script)
* The idle task stack starts at the end of BSS and is
* of size CONFIG_IDLETHREAD_STACKSIZE. The heap continues
* from there until the end of memory. See g_heapbase
* from there until the end of memory. See g_idle_topstack
* below.
*/
@@ -617,18 +617,18 @@ LC2: .long _eronly /* Where .data defaults are stored in FLASH */
.long _edata
.size __start, .-__start
/* This global variable is unsigned long g_heapbase and is
/* This global variable is unsigned long g_idle_topstack and is
* exported from here only because of its coupling to LCO
* above.
*/
.data
.align 4
.globl g_heapbase
.type g_heapbase, object
g_heapbase:
.globl g_idle_topstack
.type g_idle_topstack, object
g_idle_topstack:
.long _ebss+CONFIG_IDLETHREAD_STACKSIZE
.size g_heapbase, .-g_heapbase
.size g_idle_topstack, .-g_idle_topstack
.end
+6 -6
View File
@@ -204,7 +204,7 @@ __start:
* _ebss is the end of the BSS regsion (see ld.script)
* The idle task stack starts at the end of BSS and is
* of size CONFIG_IDLETHREAD_STACKSIZE. The heap continues
* from there until the end of memory. See g_heapbase
* from there until the end of memory. See g_idle_topstack
* below.
*/
@@ -217,18 +217,18 @@ LC2: .long _eronly /* Where .data defaults are stored in FLASH */
.long _edata
.size __start, .-__start
/* This global variable is unsigned long g_heapbase and is
/* This global variable is unsigned long g_idle_topstack and is
* exported from here only because of its coupling to LCO
* above.
*/
.data
.align 4
.globl g_heapbase
.type g_heapbase, object
g_heapbase:
.globl g_idle_topstack
.type g_idle_topstack, object
g_idle_topstack:
.long _ebss+CONFIG_IDLETHREAD_STACKSIZE
.size g_heapbase, .-g_heapbase
.size g_idle_topstack, .-g_idle_topstack
.end
+2 -2
View File
@@ -180,8 +180,8 @@
void up_allocate_heap(FAR void **heap_start, size_t *heap_size)
{
up_ledon(LED_HEAPALLOCATE);
*heap_start = (FAR void*)g_heapbase;
*heap_size = LPC31_HEAP_VEND - g_heapbase;
*heap_start = (FAR void*)g_idle_topstack;
*heap_size = LPC31_HEAP_VEND - g_idle_topstack;
}
/************************************************************************
+4 -4
View File
@@ -211,10 +211,10 @@
* thread is the thread that the system boots on and, eventually, becomes the
* idle, do nothing task that runs only when there is nothing else to run.
* The heap continues from there until the configured end of memory.
* g_heapbase is the beginning of this heap region (not necessarily aligned).
* g_idle_topstack is the beginning of this heap region (not necessarily aligned).
*/
const uint32_t g_heapbase = (uint32_t)&_ebss + CONFIG_IDLETHREAD_STACKSIZE;
const uint32_t g_idle_topstack = (uint32_t)&_ebss + CONFIG_IDLETHREAD_STACKSIZE;
/****************************************************************************
* Private Functions
@@ -244,8 +244,8 @@ void up_allocate_heap(FAR void **heap_start, size_t *heap_size)
/* Start with the first SRAM region */
up_ledon(LED_HEAPALLOCATE);
*heap_start = (FAR void*)g_heapbase;
*heap_size = CONFIG_DRAM_END - g_heapbase;
*heap_start = (FAR void*)g_idle_topstack;
*heap_size = CONFIG_DRAM_END - g_idle_topstack;
}
/************************************************************************
+1 -1
View File
@@ -77,7 +77,7 @@
* Public Data
****************************************************************************/
const uint32_t g_heapbase = HEAP_BASE;
const uint32_t g_idle_topstack = HEAP_BASE;
/****************************************************************************
* Private Functions
+17 -9
View File
@@ -109,9 +109,12 @@
void up_allocate_heap(FAR void **heap_start, size_t *heap_size)
{
#if defined(CONFIG_NUTTX_KERNEL) && defined(CONFIG_MM_KERNEL_HEAP)
/* Get the unaligned size of the user-space heap */
/* Get the unaligned size and position of the user-space heap.
* This heap begins after the user-space .bss section at an offset
* of CONFIG_MM_KERNEL_HEAPSIZE (subject to alignment).
*/
uintptr_t ubase = (uintptr_t)g_heapbase + CONFIG_MM_KERNEL_HEAPSIZE;
uintptr_t ubase = (uintptr_t)USERSPACE->us_bssend + CONFIG_MM_KERNEL_HEAPSIZE;
size_t usize = CONFIG_DRAM_END - ubase;
int log2;
@@ -142,8 +145,8 @@ void up_allocate_heap(FAR void **heap_start, size_t *heap_size)
/* Return the heap settings */
up_ledon(LED_HEAPALLOCATE);
*heap_start = (FAR void*)g_heapbase;
*heap_size = CONFIG_DRAM_END - g_heapbase;
*heap_start = (FAR void*)g_idle_topstack;
*heap_size = CONFIG_DRAM_END - g_idle_topstack;
#endif
}
@@ -160,9 +163,12 @@ void up_allocate_heap(FAR void **heap_start, size_t *heap_size)
#if defined(CONFIG_NUTTX_KERNEL) && defined(CONFIG_MM_KERNEL_HEAP)
void up_allocate_kheap(FAR void **heap_start, size_t *heap_size)
{
/* Get the unaligned size of the user-space heap */
/* Get the unaligned size and position of the user-space heap.
* This heap begins after the user-space .bss section at an offset
* of CONFIG_MM_KERNEL_HEAPSIZE (subject to alignment).
*/
uintptr_t ubase = (uintptr_t)g_heapbase + CONFIG_MM_KERNEL_HEAPSIZE;
uintptr_t ubase = (uintptr_t)USERSPACE->us_bssend + CONFIG_MM_KERNEL_HEAPSIZE;
size_t usize = CONFIG_DRAM_END - ubase;
int log2;
@@ -179,10 +185,12 @@ void up_allocate_kheap(FAR void **heap_start, size_t *heap_size)
usize = (1 << log2);
ubase = CONFIG_DRAM_END - usize;
/* Return the kernel heap settings */
/* Return the kernel heap settings (i.e., the part of the heap region
* that was not dedicated to the user heap).
*/
*heap_start = (FAR void*)g_heapbase;
*heap_size = ubase - (uintptr_t)g_heapbase;
*heap_start = (FAR void*)USERSPACE->us_bssend;
*heap_size = ubase - (uintptr_t)USERSPACE->us_bssend;
}
#endif
+5 -5
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@@ -443,13 +443,13 @@ g_intstackbase:
* and is of size CONFIG_IDLETHREAD_STACKSIZE. The IDLE thread is the thread that
* the system boots on and, eventually, becomes the idle, do nothing task that runs
* only when there is nothing else to run. The heap continues from there until the
* end of memory. See g_heapbase below.
* end of memory. See g_idle_topstack below.
*/
.globl g_heapbase
.type g_heapbase, object
g_heapbase:
.globl g_idle_topstack
.type g_idle_topstack, object
g_idle_topstack:
.word HEAP_BASE
.size g_heapbase, .-g_heapbase
.size g_idle_topstack, .-g_idle_topstack
.end
+4 -4
View File
@@ -88,7 +88,7 @@
#endif
/* For the STM312F10xxx family, all internal SRAM is in one contiguous block
* starting at g_heapbase and extending through CONFIG_DRAM_END (my apologies for
* starting at g_idle_topstack and extending through CONFIG_DRAM_END (my apologies for
* the bad naming). In addition, external FSMC SRAM may be available.
*/
@@ -198,7 +198,7 @@
*
* 3) 64Kb of CCM SRAM beginning at address 0x1000:0000
*
* As determined by ld.script, g_heapbase lies in the 112Kb memory
* As determined by ld.script, g_idle_topstack lies in the 112Kb memory
* region and that extends to 0x2001:0000. But the first and second memory
* regions are contiguous and treated as one in this logic that extends to
* 0x2002:0000.
@@ -370,8 +370,8 @@
void up_allocate_heap(FAR void **heap_start, size_t *heap_size)
{
up_ledon(LED_HEAPALLOCATE);
*heap_start = (FAR void*)g_heapbase;
*heap_size = SRAM1_END - g_heapbase;
*heap_start = (FAR void*)g_idle_topstack;
*heap_size = SRAM1_END - g_idle_topstack;
}
/****************************************************************************
+5 -5
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@@ -426,14 +426,14 @@ g_intstackbase:
* and is of size CONFIG_IDLETHREAD_STACKSIZE. The IDLE thread is the thread that
* the system boots on and, eventually, becomes the idle, do nothing task that runs
* only when there is nothing else to run. The heap continues from there until the
* end of memory. See g_heapbase below.
* end of memory. See g_idle_topstack below.
*/
.globl g_heapbase
.type g_heapbase, object
g_heapbase:
.globl g_idle_topstack
.type g_idle_topstack, object
g_idle_topstack:
.long _ebss+CONFIG_IDLETHREAD_STACKSIZE
.size g_heapbase, .-g_heapbase
.size g_idle_topstack, .-g_idle_topstack
.end
+6 -6
View File
@@ -599,7 +599,7 @@ dtor_end:
* _ebss is the end of the BSS regsion (see ld.script)
* The idle task stack starts at the end of BSS and is
* of size CONFIG_IDLETHREAD_STACKSIZE. The heap continues
* from there until the end of memory. See g_heapbase
* from there until the end of memory. See g_idle_topstack
* below.
*/
@@ -612,18 +612,18 @@ LC2: .long _eronly /* Where .data defaults are stored in FLASH */
.long _edata
.size __start, .-__start
/* This global variable is unsigned long g_heapbase and is
/* This global variable is unsigned long g_idle_topstack and is
* exported from here only because of its coupling to LCO
* above.
*/
.data
.align 4
.globl g_heapbase
.type g_heapbase, object
g_heapbase:
.globl g_idle_topstack
.type g_idle_topstack, object
g_idle_topstack:
.long _ebss+CONFIG_IDLETHREAD_STACKSIZE
.size g_heapbase, .-g_heapbase
.size g_idle_topstack, .-g_idle_topstack
.end
+5 -5
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@@ -266,14 +266,14 @@ __do_clear_bss:
* Heap Base
****************************************************************************/
/* This global variable is unsigned long g_heapbase and is exported from
/* This global variable is unsigned long g_idle_topstack and is exported from
* here only because of its coupling to other uses of _enoinit in this file
*/
.data
.globl g_heapbase
.type g_heapbase, object
g_heapbase:
.globl g_idle_topstack
.type g_idle_topstack, object
g_idle_topstack:
.word _enoinit+CONFIG_IDLETHREAD_STACKSIZE
.size g_heapbase, .-g_heapbase
.size g_idle_topstack, .-g_idle_topstack
.end
+5 -5
View File
@@ -260,14 +260,14 @@ __do_clear_bss:
* Heap Base
****************************************************************************/
/* This global variable is unsigned long g_heapbase and is exported from
/* This global variable is unsigned long g_idle_topstack and is exported from
* here only because of its coupling to other uses of _enoinit in this file
*/
.data
.globl g_heapbase
.type g_heapbase, object
g_heapbase:
.globl g_idle_topstack
.type g_idle_topstack, object
g_idle_topstack:
.word _enoinit+CONFIG_IDLETHREAD_STACKSIZE
.size g_heapbase, .-g_heapbase
.size g_idle_topstack, .-g_idle_topstack
.end
+1 -1
View File
@@ -81,7 +81,7 @@ extern volatile uint8_t *current_regs;
* heap is CONFIG_DRAM_END
*/
extern uint16_t g_heapbase;
extern uint16_t g_idle_topstack;
#endif /* __ASSEMBLY__ */
+1 -1
View File
@@ -181,7 +181,7 @@ void up_dumpstate(void)
if (rtcb->pid == 0)
{
ustackbase = g_heapbase - 1;
ustackbase = g_idle_topstack - 1;
ustacksize = CONFIG_IDLETHREAD_STACKSIZE;
}
else
+1 -1
View File
@@ -79,7 +79,7 @@ extern volatile uint32_t *current_regs;
* heap is CONFIG_DRAM_END
*/
extern uint32_t g_heapbase;
extern uint32_t g_idle_topstack;
#endif /* __ASSEMBLY__ */
+1 -1
View File
@@ -158,7 +158,7 @@ void up_dumpstate(void)
if (rtcb->pid == 0)
{
ustackbase = g_heapbase - 4;
ustackbase = g_idle_topstack - 4;
ustacksize = CONFIG_IDLETHREAD_STACKSIZE;
}
else
+5 -5
View File
@@ -141,17 +141,17 @@ __start:
.word up_lowinit
.size __start, .-__start
/* This global variable is unsigned long g_heapbase and is
/* This global variable is unsigned long g_idle_topstack and is
* exported from here only because of its coupling to other
* uses of _ebss in this file
*/
.data
.align 4
.globl g_heapbase
.type g_heapbase, object
g_heapbase:
.globl g_idle_topstack
.type g_idle_topstack, object
g_idle_topstack:
.long _ebss+CONFIG_IDLETHREAD_STACKSIZE
.size g_heapbase, .-g_heapbase
.size g_idle_topstack, .-g_idle_topstack
.end
+2 -2
View File
@@ -82,6 +82,6 @@
void up_allocate_heap(FAR void **heap_start, size_t *heap_size)
{
up_ledon(LED_HEAPALLOCATE);
*heap_start = (FAR void*)g_heapbase;
*heap_size = CONFIG_DRAM_END - g_heapbase;
*heap_start = (FAR void*)g_idle_topstack;
*heap_size = CONFIG_DRAM_END - g_idle_topstack;
}
+2 -2
View File
@@ -81,6 +81,6 @@
void up_allocate_heap(FAR void **heap_start, size_t *heap_size)
{
up_ledon(LED_HEAPALLOCATE);
*heap_start = (FAR void*)g_heapbase;
*heap_size = CONFIG_DRAM_END - g_heapbase;
*heap_start = (FAR void*)g_idle_topstack;
*heap_size = CONFIG_DRAM_END - g_idle_topstack;
}
+1 -1
View File
@@ -141,7 +141,7 @@ extern volatile uint8_t *current_regs;
* The end of the heap is CONFIG_DRAM_END
*/
extern uint16_t g_heapbase;
extern uint16_t g_idle_topstack;
/* Address of the saved user stack pointer */
+1 -1
View File
@@ -169,7 +169,7 @@ static void up_dumpstate(void)
if (rtcb->pid == 0)
{
ustackbase = g_heapbase - 4;
ustackbase = g_idle_topstack - 4;
ustacksize = CONFIG_IDLETHREAD_STACKSIZE;
}
else
+6 -6
View File
@@ -233,7 +233,7 @@ __start:
* _ebss is the end of the BSS regsion (see ld.script)
* The idle task stack starts at the end of BSS and is
* of size CONFIG_IDLETHREAD_STACKSIZE. The heap continues
* from there until the end of memory. See g_heapbase
* from there until the end of memory. See g_idle_topstack
* below.
*/
@@ -262,12 +262,12 @@ __start:
* and is of size CONFIG_IDLETHREAD_STACKSIZE. The IDLE thread is the thread that
* the system boots on and, eventually, becomes the idle, do nothing task that runs
* only when there is nothing else to run. The heap continues from there until the
* end of memory. See g_heapbase below.
* end of memory. See g_idle_topstack below.
*/
.globl g_heapbase
.type g_heapbase, object
g_heapbase:
.globl g_idle_topstack
.type g_idle_topstack, object
g_idle_topstack:
.hword _ebss+CONFIG_IDLETHREAD_STACKSIZE
.size g_heapbase, .-g_heapbase
.size g_idle_topstack, .-g_idle_topstack
.end
+2 -2
View File
@@ -82,6 +82,6 @@
void up_allocate_heap(FAR void **heap_start, size_t *heap_size)
{
up_ledon(LED_HEAPALLOCATE);
*heap_start = (FAR void*)g_heapbase;
*heap_size = CONFIG_DRAM_END - g_heapbase;
*heap_start = (FAR void*)g_idle_topstack;
*heap_size = CONFIG_DRAM_END - g_idle_topstack;
}
+1 -1
View File
@@ -138,7 +138,7 @@ extern volatile uint32_t *current_regs;
* of the heap is CONFIG_DRAM_END
*/
extern uint32_t g_heapbase;
extern uint32_t g_idle_topstack;
/* Address of the saved user stack pointer */
+1 -1
View File
@@ -167,7 +167,7 @@ void up_dumpstate(void)
if (rtcb->pid == 0)
{
ustackbase = g_heapbase - 4;
ustackbase = g_idle_topstack - 4;
ustacksize = CONFIG_IDLETHREAD_STACKSIZE;
}
else
+5 -5
View File
@@ -122,7 +122,7 @@
.global g_nestlevel
#endif
#endif
.global g_heapbase
.global g_idle_topstack
/* Imported symbols */
@@ -698,13 +698,13 @@ g_nestlevel:
#endif
#endif
/* This global variable is unsigned int g_heapbase and is exported here only
/* This global variable is unsigned int g_idle_topstack and is exported here only
* because of its coupling to idle thread stack.
*/
.sdata
.type g_heapbase, object
g_heapbase:
.type g_idle_topstack, object
g_idle_topstack:
.long PIC32MX_HEAP_BASE
.size g_heapbase, .-g_heapbase
.size g_idle_topstack, .-g_idle_topstack
+2 -2
View File
@@ -81,6 +81,6 @@
void up_allocate_heap(FAR void **heap_start, size_t *heap_size)
{
up_ledon(LED_HEAPALLOCATE);
*heap_start = (FAR void*)g_heapbase;
*heap_size = CONFIG_DRAM_END - g_heapbase;
*heap_start = (FAR void*)g_idle_topstack;
*heap_size = CONFIG_DRAM_END - g_idle_topstack;
}
+1 -1
View File
@@ -140,7 +140,7 @@ extern volatile uint32_t *current_regs;
* CONFIG_DRAM_END
*/
extern uint32_t g_heapbase;
extern uint32_t g_idle_topstack;
#endif
/****************************************************************************
+12 -12
View File
@@ -253,20 +253,20 @@
#ifndef __ASSEMBLY__
extern uint16_t g_snbss; /* Start of near .bss */
extern uint16_t g_enbss; /* End+1 of near .bss */
extern uint16_t g_sndata; /* Start of near .data */
extern uint16_t g_endata; /* End+1 of near .data */
extern uint32_t g_enronly; /* Start of relocated read-only data in FLASH */
extern uint16_t g_snbss; /* Start of near .bss */
extern uint16_t g_enbss; /* End+1 of near .bss */
extern uint16_t g_sndata; /* Start of near .data */
extern uint16_t g_endata; /* End+1 of near .data */
extern uint32_t g_enronly; /* Start of relocated read-only data in FLASH */
#ifdef CONFIG_M16C_HAVEFARRAM
extern uint32_t g_sfbss; /* Start of far .bss */
extern uint32_t g_efbss; /* End+1 of far .bss */
extern uint32_t g_sfdata; /* Start of far .data */
extern uint32_t g_efdata; /* End_1 of far .data */
extern uint32_t g_efronly; /* Start of relocated read-only data in FLASH */
extern uint32_t g_sfbss; /* Start of far .bss */
extern uint32_t g_efbss; /* End+1 of far .bss */
extern uint32_t g_sfdata; /* Start of far .data */
extern uint32_t g_efdata; /* End_1 of far .data */
extern uint32_t g_efronly; /* Start of relocated read-only data in FLASH */
#endif
extern uint32_t g_svarvect; /* Start of variable vectors */
extern uint32_t g_heapbase; /* Start of the heap */
extern uint32_t g_svarvect; /* Start of variable vectors */
extern uint32_t g_idle_topstack; /* Start of the heap */
/* Address of the saved user stack pointer */
+1 -1
View File
@@ -171,7 +171,7 @@ void up_dumpstate(void)
if (rtcb->pid == 0)
{
ustackbase = g_heapbase - 1;
ustackbase = g_idle_topstack - 1;
ustacksize = CONFIG_IDLETHREAD_STACKSIZE;
}
else
+4 -4
View File
@@ -147,11 +147,11 @@ _g_svarvect:
.long _svarvect
.size _g_svarvect, .-_g_svarvect
.globl _g_heapbase
.type _g_heapbase, object
_g_heapbase:
.globl _g_idle_topstack
.type _g_idle_topstack, object
_g_idle_topstack:
.long _enbss+CONFIG_ARCH_INTERRUPTSTACK+CONFIG_IDLETHREAD_STACKSIZE
.size _g_heapbase, .-_g_heapbase
.size _g_idle_topstack, .-_g_idle_topstack
/************************************************************************************
* Code
+1 -1
View File
@@ -160,7 +160,7 @@ void up_dumpstate(void)
if (rtcb->pid == 0)
{
ustackbase = g_heapbase - 4;
ustackbase = g_idle_topstack - 4;
ustacksize = CONFIG_IDLETHREAD_STACKSIZE;
}
else
+5 -5
View File
@@ -507,18 +507,18 @@ __start0:
.section .data
/* This global variable is unsigned long g_heapbase and is
/* This global variable is unsigned long g_idle_topstack and is
* exported from here only because of its coupling to the stack
* above.
*/
.data
.align 4
.globl _g_heapbase
.type _g_heapbase, object
_g_heapbase:
.globl _g_idle_topstack
.type _g_idle_topstack, object
_g_idle_topstack:
.long _ebss+CONFIG_IDLETHREAD_STACKSIZE
.size _g_heapbase, .-_g_heapbase
.size _g_idle_topstack, .-_g_idle_topstack
.end
+2 -2
View File
@@ -82,6 +82,6 @@
void up_allocate_heap(FAR void **heap_start, size_t *heap_size)
{
up_ledon(LED_HEAPALLOCATE);
*heap_start = (FAR void*)g_heapbase;
*heap_size = CONFIG_DRAM_END - g_heapbase;
*heap_start = (FAR void*)g_idle_topstack;
*heap_size = CONFIG_DRAM_END - g_idle_topstack;
}
+1 -1
View File
@@ -128,7 +128,7 @@ static void up_dumpstate(void)
if (rtcb->pid == 0)
{
ustackbase = g_heapbase - 4;
ustackbase = g_idle_topstack - 4;
ustacksize = CONFIG_IDLETHREAD_STACKSIZE;
}
else
+1 -1
View File
@@ -140,7 +140,7 @@ extern volatile uint32_t *current_regs;
* heap is CONFIG_DRAM_END
*/
extern uint32_t g_heapbase;
extern uint32_t g_idle_topstack;
/* Address of the saved user stack pointer */

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