From 978a4bb4b4542b3f4ca60fd8ed707a33329ee3b9 Mon Sep 17 00:00:00 2001 From: oharboe Date: Mon, 11 May 2009 07:47:53 +0000 Subject: switch to jtag_add_callback() - USB performance fix git-svn-id: svn://svn.berlios.de/openocd/trunk@1732 b42882b7-edfa-0310-969c-e2dbd0fdcd60 --- src/target/etb.c | 17 ++++++++++++----- 1 file changed, 12 insertions(+), 5 deletions(-) (limited to 'src') diff --git a/src/target/etb.c b/src/target/etb.c index 6ad283c6..81e45156 100644 --- a/src/target/etb.c +++ b/src/target/etb.c @@ -157,6 +157,13 @@ static int etb_get_reg(reg_t *reg) return ERROR_OK; } + +static void etb_getbuf(u8 *in) +{ + *((u32 *)in)=buf_get_u32(in, 0, 32); +} + + static int etb_read_ram(etb_t *etb, u32 *data, int num_frames) { scan_field_t fields[3]; @@ -169,9 +176,8 @@ static int etb_read_ram(etb_t *etb, u32 *data, int num_frames) fields[0].tap = etb->tap; fields[0].num_bits = 32; fields[0].out_value = NULL; - u8 tmp[4]; - fields[0].in_value = tmp; - + fields[0].in_value = NULL; + fields[1].tap = etb->tap; fields[1].num_bits = 7; fields[1].out_value = malloc(1); @@ -197,9 +203,10 @@ static int etb_read_ram(etb_t *etb, u32 *data, int num_frames) else buf_set_u32(fields[1].out_value, 0, 7, 0); - jtag_add_dr_scan_now(3, fields, TAP_INVALID); + fields[0].in_value = (u8 *)(data+i); + jtag_add_dr_scan(3, fields, TAP_INVALID); - data[i]=buf_get_u32(tmp, 0, 32); + jtag_add_callback(etb_getbuf, (u8 *)(data+i)); } jtag_execute_queue(); -- cgit v1.2.3