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Add paging debug instrumentation

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2899 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
2010-08-31 02:21:12 +00:00
parent 560840d721
commit 6bb543efca
3 changed files with 37 additions and 20 deletions
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configs/ea3131/pgnsh/defconfig
+3 -2
View File
@@ -301,6 +301,7 @@ CONFIG_APP_DIR=examples/nsh
CONFIG_DEBUG=n CONFIG_DEBUG=n
CONFIG_DEBUG_VERBOSE=n CONFIG_DEBUG_VERBOSE=n
CONFIG_DEBUG_SYMBOLS=n CONFIG_DEBUG_SYMBOLS=n
CONFIG_DEBUG_PAGING=n
CONFIG_MM_REGIONS=1 CONFIG_MM_REGIONS=1
CONFIG_ARCH_LOWPUTC=y CONFIG_ARCH_LOWPUTC=y
CONFIG_RR_INTERVAL=200 CONFIG_RR_INTERVAL=200
@@ -407,12 +408,12 @@ CONFIG_SIG_SIGWORK=4
# #
CONFIG_PAGING=y CONFIG_PAGING=y
CONFIG_PAGING_PAGESIZE=1024 CONFIG_PAGING_PAGESIZE=1024
CONFIG_PAGING_NLOCKED=36 CONFIG_PAGING_NLOCKED=48
#CONFIG_PAGING_LOCKED_PBASE #CONFIG_PAGING_LOCKED_PBASE
#CONFIG_PAGING_LOCKED_VBASE #CONFIG_PAGING_LOCKED_VBASE
CONFIG_PAGING_NPPAGED=96 CONFIG_PAGING_NPPAGED=96
CONFIG_PAGING_NVPAGED=384 CONFIG_PAGING_NVPAGED=384
CONFIG_PAGING_NDATA=44 CONFIG_PAGING_NDATA=32
#CONFIG_PAGING_DEFPRIO #CONFIG_PAGING_DEFPRIO
CONFIG_PAGING_STACKSIZE=2048 CONFIG_PAGING_STACKSIZE=2048
CONFIG_PAGING_BLOCKINGFILL=y CONFIG_PAGING_BLOCKINGFILL=y
configs/ea3131/pgnsh/ld.script
+32 -18
View File
@@ -42,20 +42,35 @@
* address space: 0x1102 8000. The virtual space is broken up into three * address space: 0x1102 8000. The virtual space is broken up into three
* regions: * regions:
* *
* locked - Pages locked in memory. Start: 0x1102 8000 Size: 36Kb * PHYSICAL VIRTUAL
* paged - Pages in nonvolatile store. Start: 0x1103 1000 Size: 384Kb * NAME DESCRIPTION SIZE START SIZE START
* data - .data/.bss/heap. Start: 0x1109 1000 Size: 44Kb * -------- -------------------------- ----- ----------- ------- -----------
* locked Pages locked in memory. 48Kb 0x1102 8000 48Kb 0x1102 8000
* paged Pages in nonvolatile store. 96Kb 0x1103 4000 384Kb 0x1103 4000
* data .data/.bss/heap. 32Kb 0x1104 c000 32Kb 0x1109 4000
* Reserved for page table 16Kb 0x1105 4000 16Kb 0x1109 c000
* -------- -------------------------- ----- ----------- ------- -----------
* 192Kb 0x1105 8000 480Kb 0x110a 0000
* *
* These region sizes must match the size in pages specified for each region * These region sizes must match the size in pages specified for each region
* in the NuttX configuration file: CONFIG_PAGING_NLOCKED, CONFIG_PAGING_NVPAGED, * in the NuttX configuration file: CONFIG_PAGING_NLOCKED, CONFIG_PAGING_NVPAGED,
* and CONFIG_PAGING_NDATA. * and CONFIG_PAGING_NDATA.
*
* NOTE 1: The locked region is really big here so that you can enable lots of
* debug output without overflowing the locked region. 32Kb would probably be
* plenty if this were a real, optimized application.
*
* NOTE 2: Different compilers will compile the code to different sizes. If you
* get a link time error saying that the locked region is full, you may have to
* re-organize this memory layout (here and in defconfig) to make the locked
* region even bigger.
*/ */
MEMORY MEMORY
{ {
locked (rx) : ORIGIN = 0x11029080, LENGTH = 36K - 4224 locked (rx) : ORIGIN = 0x11029080, LENGTH = 48K - 4224
paged (rx) : ORIGIN = 0x11031000, LENGTH = 384K paged (rx) : ORIGIN = 0x11034000, LENGTH = 384K
data (rw) : ORIGIN = 0x11091000, LENGTH = 44K data (rw) : ORIGIN = 0x11094000, LENGTH = 44K
} }
OUTPUT_ARCH(arm) OUTPUT_ARCH(arm)
@@ -65,18 +80,19 @@ SECTIONS
.locked : { .locked : {
_slocked = ABSOLUTE(.); _slocked = ABSOLUTE(.);
*(.vectors) *(.vectors)
locked.r (.text .text.*) up_head.o locked.r (.text .text.*)
locked.r (.fixup) up_head.o locked.r (.fixup)
locked.r (.gnu.warning) up_head.o locked.r (.gnu.warning)
locked.r (.rodata .rodata.*) up_head.o locked.r (.rodata .rodata.*)
locked.r (.gnu.linkonce.t.*) up_head.o locked.r (.gnu.linkonce.t.*)
locked.r (.glue_7) up_head.o locked.r (.glue_7)
locked.r (.glue_7t) up_head.o locked.r (.glue_7t)
locked.r (.got) up_head.o locked.r (.got)
locked.r (.gcc_except_table) up_head.o locked.r (.gcc_except_table)
locked.r (.gnu.linkonce.r.*) up_head.o locked.r (.gnu.linkonce.r.*)
_elocked = ABSOLUTE(.); _elocked = ABSOLUTE(.);
} >locked } >locked
_eronly = ABSOLUTE(.); _eronly = ABSOLUTE(.);
.paged : { .paged : {
@@ -94,8 +110,6 @@ SECTIONS
_epaged = ABSOLUTE(.); _epaged = ABSOLUTE(.);
} > paged } > paged
_eronly = ABSOLUTE(.);
.data : { .data : {
_sdata = ABSOLUTE(.); _sdata = ABSOLUTE(.);
*(.data .data.*) *(.data .data.*)
configs/ea3131/src/up_fillpage.c
+2
View File
@@ -112,12 +112,14 @@
#ifdef CONFIG_PAGING_BLOCKINGFILL #ifdef CONFIG_PAGING_BLOCKINGFILL
int up_fillpage(FAR _TCB *tcb, FAR void *vpage) int up_fillpage(FAR _TCB *tcb, FAR void *vpage)
{ {
pglldbg("TCB: %p vpage: %d far: %08x\n", tcb, vpage, tcb->xcp.far);
# warning "Not implemented" # warning "Not implemented"
return -ENOSYS; return -ENOSYS;
} }
#else #else
int up_fillpage(FAR _TCB *tcb, FAR void *vpage, up_pgcallback_t pg_callback) int up_fillpage(FAR _TCB *tcb, FAR void *vpage, up_pgcallback_t pg_callback)
{ {
pglldbg("TCB: %p vpage: %d far: %08x\n", tcb, vpage, tcb->xcp.far);
# warning "Not implemented" # warning "Not implemented"
return -ENOSYS; return -ENOSYS;
} }