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switch to jtag_add_callback() - USB performance fix 

git-svn-id: svn://svn.berlios.de/openocd/trunk@1733 b42882b7-edfa-0310-969c-e2dbd0fdcd60
__archive__
oharboe 2009-05-11 07:48:26 +00:00
parent 978a4bb4b4
commit 4fe5a010c2
1 changed files with 20 additions and 14 deletions
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16
src/target/xscale.c
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@ -290,6 +290,12 @@ int xscale_read_dcsr(target_t *target)
return jtag_execute_queue(); return jtag_execute_queue();
} }
static void xscale_getbuf(u8 *in)
{
*((u32 *)in)=buf_get_u32(in, 0, 32);
}
int xscale_receive(target_t *target, u32 *buffer, int num_words) int xscale_receive(target_t *target, u32 *buffer, int num_words)
{ {
if (num_words==0) if (num_words==0)
@ -326,8 +332,6 @@ int xscale_receive(target_t *target, u32 *buffer, int num_words)
fields[1].tap = xscale->jtag_info.tap; fields[1].tap = xscale->jtag_info.tap;
fields[1].num_bits = 32; fields[1].num_bits = 32;
fields[1].out_value = NULL; fields[1].out_value = NULL;
u8 tmp[4];
fields[1].in_value = tmp;
fields[2].tap = xscale->jtag_info.tap; fields[2].tap = xscale->jtag_info.tap;
@ -351,13 +355,15 @@ int xscale_receive(target_t *target, u32 *buffer, int num_words)
fields[0].in_value = &field0[i]; fields[0].in_value = &field0[i];
jtag_add_pathmove(3, path); jtag_add_pathmove(3, path);
jtag_add_dr_scan_now(3, fields, TAP_IDLE);
fields[1].in_value = (u8 *)(field1+i);
jtag_add_dr_scan(3, fields, TAP_IDLE);
jtag_add_callback(xscale_getbuf, (u8 *)(field1+i));
jtag_check_value_mask(fields+0, &field0_check_value, &field0_check_mask); jtag_check_value_mask(fields+0, &field0_check_value, &field0_check_mask);
jtag_check_value_mask(fields+2, &field2_check_value, &field2_check_mask); jtag_check_value_mask(fields+2, &field2_check_value, &field2_check_mask);
field1[i]=buf_get_u32(tmp, 0, 32);
words_scheduled++; words_scheduled++;
} }