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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: David Brownell <dbrownell@users.sourceforge.net>
This commit is contained in:
David Brownell 2010-02-23 23:36:42 -08:00
parent faef631a4d
commit 75067c4042
1 changed files with 11 additions and 11 deletions
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22
src/target/arm_adi_v5.c
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@ -185,14 +185,14 @@ static int adi_jtag_dp_scan_u32(struct swjdp_common *swjdp,
/** /**
* Utility to write AP registers. * 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) uint8_t reg_addr, uint8_t *outvalue)
{ {
return adi_jtag_dp_scan(dap, JTAG_DP_APACC, reg_addr, DPAP_WRITE, return adi_jtag_dp_scan(dap, JTAG_DP_APACC, reg_addr, DPAP_WRITE,
outvalue, NULL, NULL); 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, uint8_t instr, uint8_t reg_addr, uint8_t RnW,
uint32_t outvalue, uint32_t *invalue) uint32_t outvalue, uint32_t *invalue)
{ {
@ -222,7 +222,7 @@ int jtagdp_transaction_endcheck(struct swjdp_common *swjdp)
#if 0 #if 0
/* Danger!!!! BROKEN!!!! */ /* 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); DP_CTRL_STAT, DPAP_READ, 0, &ctrlstat);
/* Danger!!!! BROKEN!!!! Why will jtag_execute_queue() fail here???? /* Danger!!!! BROKEN!!!! Why will jtag_execute_queue() fail here????
R956 introduced the check on return value here and now Michael Schwingen reports 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 /* Post CTRL/STAT read; discard any previous posted read value
* but collect its ACK status. * 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); DP_CTRL_STAT, DPAP_READ, 0, &ctrlstat);
if ((retval = jtag_execute_queue()) != ERROR_OK) if ((retval = jtag_execute_queue()) != ERROR_OK)
return retval; return retval;
@ -275,7 +275,7 @@ int jtagdp_transaction_endcheck(struct swjdp_common *swjdp)
return ERROR_JTAG_DEVICE_ERROR; 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); DP_CTRL_STAT, DPAP_READ, 0, &ctrlstat);
if ((retval = jtag_execute_queue()) != ERROR_OK) if ((retval = jtag_execute_queue()) != ERROR_OK)
return retval; return retval;
@ -317,11 +317,11 @@ int jtagdp_transaction_endcheck(struct swjdp_common *swjdp)
LOG_ERROR("JTAG-DP STICKY ERROR"); LOG_ERROR("JTAG-DP STICKY ERROR");
/* Clear Sticky Error Bits */ /* 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, DP_CTRL_STAT, DPAP_WRITE,
swjdp->dp_ctrl_stat | SSTICKYORUN swjdp->dp_ctrl_stat | SSTICKYORUN
| SSTICKYERR, NULL); | 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); DP_CTRL_STAT, DPAP_READ, 0, &ctrlstat);
if ((retval = jtag_execute_queue()) != ERROR_OK) if ((retval = jtag_execute_queue()) != ERROR_OK)
return retval; return retval;
@ -353,14 +353,14 @@ int jtagdp_transaction_endcheck(struct swjdp_common *swjdp)
static int dap_dp_write_reg(struct swjdp_common *swjdp, static int dap_dp_write_reg(struct swjdp_common *swjdp,
uint32_t value, uint8_t reg_addr) 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); reg_addr, DPAP_WRITE, value, NULL);
} }
static int dap_dp_read_reg(struct swjdp_common *swjdp, static int dap_dp_read_reg(struct swjdp_common *swjdp,
uint32_t *value, uint8_t reg_addr) 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); reg_addr, DPAP_READ, 0, value);
} }
@ -412,7 +412,7 @@ static int dap_ap_write_reg(struct swjdp_common *swjdp,
if (retval != ERROR_OK) if (retval != ERROR_OK)
return retval; 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) if (retval != ERROR_OK)
return retval; 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); DPAP_READ, 0, value);
} }