interesting
/
riscv-openocd
mirror of https://github.com/riscv/riscv-openocd.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

switch to jtag_add_callback() - USB performance fix 

git-svn-id: svn://svn.berlios.de/openocd/trunk@1730 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
oharboe 2009-05-11 07:40:42 +00:00
parent 4e477364fd
commit 68cea6e952
1 changed files with 15 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

28
src/target/arm9tdmi.c
View File

@ -202,11 +202,10 @@ int arm9tdmi_clock_out(arm_jtag_t *jtag_info, u32 instr, u32 out, u32 *in, int s
if (in)
{
u8 tmp[4];
fields[0].in_value=tmp;
jtag_add_dr_scan_now(3, fields, TAP_INVALID);
fields[0].in_value=(u8 *)in;
jtag_add_dr_scan(3, fields, TAP_INVALID);
*in=le_to_h_u32(tmp);
jtag_add_callback(arm_le_to_h_u32, (u8 *)in);
}
else
{
@ -251,8 +250,7 @@ int arm9tdmi_clock_data_in(arm_jtag_t *jtag_info, u32 *in)
fields[0].tap = jtag_info->tap;
fields[0].num_bits = 32;
fields[0].out_value = NULL;
u8 tmp[4];
fields[0].in_value = tmp;
fields[0].in_value = (u8 *)in;
fields[1].tap = jtag_info->tap;
fields[1].num_bits = 3;
@ -264,9 +262,9 @@ int arm9tdmi_clock_data_in(arm_jtag_t *jtag_info, u32 *in)
fields[2].out_value = NULL;
fields[2].in_value = NULL;
jtag_add_dr_scan_now(3, fields, TAP_INVALID);
jtag_add_dr_scan(3, fields, TAP_INVALID);
*in=le_to_h_u32(tmp);
jtag_add_callback(arm_le_to_h_u32, (u8 *)in);
jtag_add_runtest(0, TAP_INVALID);
@ -293,6 +291,12 @@ int arm9tdmi_clock_data_in(arm_jtag_t *jtag_info, u32 *in)
extern void arm_endianness(u8 *tmp, void *in, int size, int be, int flip);
static int arm9endianness(u8 *in, jtag_callback_data_t size, jtag_callback_data_t be)
{
arm_endianness(in, in, (int)size, (int)be, 0);
return ERROR_OK;
}
/* clock the target, and read the databus
* the *in pointer points to a buffer where elements of 'size' bytes
* are stored in big (be==1) or little (be==0) endianness
@ -313,8 +317,7 @@ int arm9tdmi_clock_data_in_endianness(arm_jtag_t *jtag_info, void *in, int size,
fields[0].tap = jtag_info->tap;
fields[0].num_bits = 32;
fields[0].out_value = NULL;
u8 tmp[4];
fields[0].in_value = tmp;
fields[0].in_value = (u8 *)in;
fields[1].tap = jtag_info->tap;
fields[1].num_bits = 3;
@ -326,10 +329,9 @@ int arm9tdmi_clock_data_in_endianness(arm_jtag_t *jtag_info, void *in, int size,
fields[2].out_value = NULL;
fields[2].in_value = NULL;
jtag_add_dr_scan_now(3, fields, TAP_INVALID);
arm_endianness(tmp, in, size, be, 0);
jtag_add_dr_scan(3, fields, TAP_INVALID);
jtag_add_callback3(arm9endianness, in, (jtag_callback_data_t)size, (jtag_callback_data_t)be);
jtag_add_runtest(0, TAP_INVALID);