Commit 75067c40 authored by David Brownell's avatar David Brownell
Browse files

ARM ADIv5: rename more JTAG-specific routines



Highlight more of the internal JTAG-specific utilities, so it's
easier to identify code needing changes to become transport-neutral.

Signed-off-by: default avatarDavid Brownell <dbrownell@users.sourceforge.net>
parent faef631a
......@@ -185,14 +185,14 @@ static int adi_jtag_dp_scan_u32(struct swjdp_common *swjdp,
/**
* Utility to write AP registers.
*/
static inline int ap_write_check(struct swjdp_common *dap,
static inline int adi_jtag_ap_write_check(struct swjdp_common *dap,
uint8_t reg_addr, uint8_t *outvalue)
{
return adi_jtag_dp_scan(dap, JTAG_DP_APACC, reg_addr, DPAP_WRITE,
outvalue, NULL, NULL);
}
static int scan_inout_check_u32(struct swjdp_common *swjdp,
static int adi_jtag_scan_inout_check_u32(struct swjdp_common *swjdp,
uint8_t instr, uint8_t reg_addr, uint8_t RnW,
uint32_t outvalue, uint32_t *invalue)
{
......@@ -222,7 +222,7 @@ int jtagdp_transaction_endcheck(struct swjdp_common *swjdp)
#if 0
/* Danger!!!! BROKEN!!!! */
scan_inout_check_u32(swjdp, JTAG_DP_DPACC,
adi_jtag_scan_inout_check_u32(swjdp, JTAG_DP_DPACC,
DP_CTRL_STAT, DPAP_READ, 0, &ctrlstat);
/* Danger!!!! BROKEN!!!! Why will jtag_execute_queue() fail here????
R956 introduced the check on return value here and now Michael Schwingen reports
......@@ -240,7 +240,7 @@ int jtagdp_transaction_endcheck(struct swjdp_common *swjdp)
/* Post CTRL/STAT read; discard any previous posted read value
* but collect its ACK status.
*/
scan_inout_check_u32(swjdp, JTAG_DP_DPACC,
adi_jtag_scan_inout_check_u32(swjdp, JTAG_DP_DPACC,
DP_CTRL_STAT, DPAP_READ, 0, &ctrlstat);
if ((retval = jtag_execute_queue()) != ERROR_OK)
return retval;
......@@ -275,7 +275,7 @@ int jtagdp_transaction_endcheck(struct swjdp_common *swjdp)
return ERROR_JTAG_DEVICE_ERROR;
}
scan_inout_check_u32(swjdp, JTAG_DP_DPACC,
adi_jtag_scan_inout_check_u32(swjdp, JTAG_DP_DPACC,
DP_CTRL_STAT, DPAP_READ, 0, &ctrlstat);
if ((retval = jtag_execute_queue()) != ERROR_OK)
return retval;
......@@ -317,11 +317,11 @@ int jtagdp_transaction_endcheck(struct swjdp_common *swjdp)
LOG_ERROR("JTAG-DP STICKY ERROR");
/* Clear Sticky Error Bits */
scan_inout_check_u32(swjdp, JTAG_DP_DPACC,
adi_jtag_scan_inout_check_u32(swjdp, JTAG_DP_DPACC,
DP_CTRL_STAT, DPAP_WRITE,
swjdp->dp_ctrl_stat | SSTICKYORUN
| SSTICKYERR, NULL);
scan_inout_check_u32(swjdp, JTAG_DP_DPACC,
adi_jtag_scan_inout_check_u32(swjdp, JTAG_DP_DPACC,
DP_CTRL_STAT, DPAP_READ, 0, &ctrlstat);
if ((retval = jtag_execute_queue()) != ERROR_OK)
return retval;
......@@ -353,14 +353,14 @@ int jtagdp_transaction_endcheck(struct swjdp_common *swjdp)
static int dap_dp_write_reg(struct swjdp_common *swjdp,
uint32_t value, uint8_t reg_addr)
{
return scan_inout_check_u32(swjdp, JTAG_DP_DPACC,
return adi_jtag_scan_inout_check_u32(swjdp, JTAG_DP_DPACC,
reg_addr, DPAP_WRITE, value, NULL);
}
static int dap_dp_read_reg(struct swjdp_common *swjdp,
uint32_t *value, uint8_t reg_addr)
{
return scan_inout_check_u32(swjdp, JTAG_DP_DPACC,
return adi_jtag_scan_inout_check_u32(swjdp, JTAG_DP_DPACC,
reg_addr, DPAP_READ, 0, value);
}
......@@ -412,7 +412,7 @@ static int dap_ap_write_reg(struct swjdp_common *swjdp,
if (retval != ERROR_OK)
return retval;
return ap_write_check(swjdp, reg_addr, out_value_buf);
return adi_jtag_ap_write_check(swjdp, reg_addr, out_value_buf);
}
/**
......@@ -452,7 +452,7 @@ int dap_ap_read_reg_u32(struct swjdp_common *swjdp,
if (retval != ERROR_OK)
return retval;
return scan_inout_check_u32(swjdp, JTAG_DP_APACC, reg_addr,
return adi_jtag_scan_inout_check_u32(swjdp, JTAG_DP_APACC, reg_addr,
DPAP_READ, 0, value);
}
......
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