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John McCarthy <jgmcc@magma.ca> pic32mx flash wip

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git-svn-id: svn://svn.berlios.de/openocd/trunk@1296 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
oharboe
2009-01-02 23:58:16 +00:00
parent 9d75343e45
commit ad751bb7a4
8 changed files with 1036 additions and 6 deletions
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src/target/board/pic-p32mx.cfg
+8
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@@ -0,0 +1,8 @@
# The Olimex PIC-P32MX has a PIC32MX
set CPUTAPID 0x40916053
source [find target/pic32mx.cfg]
init
flash probe 0
flash probe 1
src/target/mips_ejtag.h
+1
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@@ -102,6 +102,7 @@ typedef struct mips_ejtag_s
{
jtag_tap_t *tap;
u32 impcode;
u32 idcode;
/*int use_dma;*/
u32 ejtag_ctrl;
} mips_ejtag_t;
src/target/mips_m4k.c
+9 -2
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@@ -50,6 +50,7 @@ int mips_m4k_target_create(struct target_s *target, Jim_Interp *interp);
int mips_m4k_examine(struct target_s *target);
int mips_m4k_assert_reset(target_t *target);
int mips_m4k_deassert_reset(target_t *target);
int mips_m4k_checksum_memory(target_t *target, u32 address, u32 size, u32 *checksum);
target_type_t mips_m4k_target =
{
@@ -73,7 +74,7 @@ target_type_t mips_m4k_target =
.read_memory = mips_m4k_read_memory,
.write_memory = mips_m4k_write_memory,
.bulk_write_memory = mips_m4k_bulk_write_memory,
.checksum_memory = NULL,
.checksum_memory = mips_m4k_checksum_memory,
.blank_check_memory = NULL,
.run_algorithm = mips32_run_algorithm,
@@ -766,7 +767,8 @@ int mips_m4k_examine(struct target_s *target)
if (!target->type->examined)
{
mips_ejtag_get_idcode(ejtag_info, &idcode, NULL);
ejtag_info->idcode = idcode;
if (((idcode >> 1) & 0x7FF) == 0x29)
{
/* we are using a pic32mx so select ejtag port
@@ -790,3 +792,8 @@ int mips_m4k_bulk_write_memory(target_t *target, u32 address, u32 count, u8 *buf
{
return mips_m4k_write_memory(target, address, 4, count, buffer);
}
int mips_m4k_checksum_memory(target_t *target, u32 address, u32 size, u32 *checksum)
{
return ERROR_FAIL; /* use bulk read method */
}
src/target/target/pic32mx.cfg
+3 -1
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@@ -26,13 +26,15 @@ reset_config srst_only
#jtag scan chain
#format L IRC IRCM IDCODE (Length, IR Capture, IR Capture Mask, IDCODE)
jtag newtap $_CPUNAME cpu -irlen 5 -ircapture 0x1 -irmask 0x1 -expected-id $_CPUTAPID
jtag newtap $_CHIPNAME cpu -irlen 5 -ircapture 0x1 -irmask 0x1f -expected-id $_CPUTAPID
set _TARGETNAME [format "%s.cpu" $_CHIPNAME]
target create $_TARGETNAME mips_m4k -endian $_ENDIAN -chain-position $_TARGETNAME
$_TARGETNAME configure -work-area-virt 0 -work-area-phys 0xa0000000 -work-area-size 16384 -work-area-backup 0
flash bank pic32mx 0xbd000000 0 0 0 0
flash bank pic32mx 0xbfc00000 0 0 0 0
# For more information about the configuration files, take a look at:
# openocd.texi