Signed-off-by: Heiko Schocher <h...@denx.de>
---
cpu/mpc8260/serial_smc.c | 54 +++++++++++++++------------------------------
1 files changed, 18 insertions(+), 36 deletions(-)
diff --git a/cpu/mpc8260/serial_smc.c b/cpu/mpc8260/serial_smc.c
index 794d6b3..fbb3fb0 100644
--- a/cpu/mpc8260/serial_smc.c
+++ b/cpu/mpc8260/serial_smc.c
@@ -106,8 +106,7 @@ int serial_init (void)
*(ushort *)(&im->im_dprambase[PROFF_SMC_BASE]) = PROFF_SMC;
up = (smc_uart_t *)&im->im_dprambase[PROFF_SMC];
- /* Disable transmitter/receiver.
- */
+ /* Disable transmitter/receiver. */
sp->smc_smcmr &= ~(SMCMR_REN | SMCMR_TEN);
/* NOTE: I/O port pins are set up via the iop_conf_tab[] table */
@@ -132,8 +131,7 @@ int serial_init (void)
rtx->txbd.cbd_bufaddr = (uint) &rtx->txbuf;
rtx->txbd.cbd_sc = 0;
- /* Set up the uart parameters in the parameter ram.
- */
+ /* Set up the uart parameters in the parameter ram. */
up->smc_rbase = dpaddr;
up->smc_tbase = dpaddr+sizeof(cbd_t);
up->smc_rfcr = CPMFCR_EB;
@@ -147,8 +145,7 @@ int serial_init (void)
*/
sp->smc_smcmr = smcr_mk_clen(9) | SMCMR_SM_UART;
- /* Mask all interrupts and remove anything pending.
- */
+ /* Mask all interrupts and remove anything pending. */
sp->smc_smcm = 0;
sp->smc_smce = 0xff;
@@ -157,12 +154,10 @@ int serial_init (void)
*/
im->im_cpmux.cmx_smr = (im->im_cpmux.cmx_smr&~CMXSMR_MASK)|CMXSMR_VALUE;
- /* Set up the baud rate generator.
- */
+ /* Set up the baud rate generator. */
serial_setbrg ();
- /* Make the first buffer the only buffer.
- */
+ /* Make the first buffer the only buffer. */
rtx->txbd.cbd_sc |= BD_SC_WRAP;
rtx->rxbd.cbd_sc |= BD_SC_EMPTY | BD_SC_WRAP;
@@ -171,8 +166,7 @@ int serial_init (void)
up->smc_maxidl = CONFIG_SYS_MAXIDLE;
rtx->rxindex = 0;
- /* Initialize Tx/Rx parameters.
- */
+ /* Initialize Tx/Rx parameters. */
while (cp->cp_cpcr & CPM_CR_FLG) /* wait if cp is busy */
;
@@ -183,8 +177,7 @@ int serial_init (void)
while (cp->cp_cpcr & CPM_CR_FLG) /* wait if cp is busy */
;
- /* Enable transmitter/receiver.
- */
+ /* Enable transmitter/receiver. */
sp->smc_smcmr |= SMCMR_REN | SMCMR_TEN;
return (0);
@@ -243,8 +236,7 @@ serial_getc(void)
rtx = (serialbuffer_t *)&im->im_dprambase[up->smc_rbase];
- /* Wait for character to show up.
- */
+ /* Wait for character to show up. */
while (rtx->rxbd.cbd_sc & BD_SC_EMPTY)
;
@@ -332,8 +324,7 @@ kgdb_serial_init (void)
*(ushort *)(&im->im_dprambase[KGDB_PROFF_SMC_BASE]) = KGDB_PROFF_SMC;
up = (smc_uart_t *)&im->im_dprambase[KGDB_PROFF_SMC];
- /* Disable transmitter/receiver.
- */
+ /* Disable transmitter/receiver. */
sp->smc_smcmr &= ~(SMCMR_REN | SMCMR_TEN);
/* NOTE: I/O port pins are set up via the iop_conf_tab[] table */
@@ -354,8 +345,7 @@ kgdb_serial_init (void)
tbdf->cbd_bufaddr = ((uint) (rbdf+2)) + 1;
tbdf->cbd_sc = 0;
- /* Set up the uart parameters in the parameter ram.
- */
+ /* Set up the uart parameters in the parameter ram. */
up->smc_rbase = dpaddr;
up->smc_tbase = dpaddr+sizeof(cbd_t);
up->smc_rfcr = CPMFCR_EB;
@@ -369,8 +359,7 @@ kgdb_serial_init (void)
*/
sp->smc_smcmr = smcr_mk_clen(9) | SMCMR_SM_UART;
- /* Mask all interrupts and remove anything pending.
- */
+ /* Mask all interrupts and remove anything pending. */
sp->smc_smcm = 0;
sp->smc_smce = 0xff;
@@ -380,8 +369,7 @@ kgdb_serial_init (void)
im->im_cpmux.cmx_smr =
(im->im_cpmux.cmx_smr & ~KGDB_CMXSMR_MASK) | KGDB_CMXSMR_VALUE;
- /* Set up the baud rate generator.
- */
+ /* Set up the baud rate generator. */
#if defined(CONFIG_KGDB_USE_EXTC)
m8260_cpm_extcbrg(brg_map[KGDB_SMC_INDEX], speed,
CONFIG_KGDB_EXTC_RATE, CONFIG_KGDB_EXTC_PINSEL);
@@ -389,18 +377,15 @@ kgdb_serial_init (void)
m8260_cpm_setbrg(brg_map[KGDB_SMC_INDEX], speed);
#endif
- /* Make the first buffer the only buffer.
- */
+ /* Make the first buffer the only buffer. */
tbdf->cbd_sc |= BD_SC_WRAP;
rbdf->cbd_sc |= BD_SC_EMPTY | BD_SC_WRAP;
- /* Single character receive.
- */
+ /* Single character receive. */
up->smc_mrblr = 1;
up->smc_maxidl = 0;
- /* Initialize Tx/Rx parameters.
- */
+ /* Initialize Tx/Rx parameters. */
while (cp->cp_cpcr & CPM_CR_FLG) /* wait if cp is busy */
;
@@ -411,8 +396,7 @@ kgdb_serial_init (void)
while (cp->cp_cpcr & CPM_CR_FLG) /* wait if cp is busy */
;
- /* Enable transmitter/receiver.
- */
+ /* Enable transmitter/receiver. */
sp->smc_smcmr |= SMCMR_REN | SMCMR_TEN;
printf("SMC%d at %dbps ", CONFIG_KGDB_INDEX, speed);
@@ -433,8 +417,7 @@ putDebugChar(const char c)
tbdf = (cbd_t *)&im->im_dprambase[up->smc_tbase];
- /* Wait for last character to go.
- */
+ /* Wait for last character to go. */
buf = (char *)tbdf->cbd_bufaddr;
while (tbdf->cbd_sc & BD_SC_READY)
;
@@ -465,8 +448,7 @@ getDebugChar(void)
rbdf = (cbd_t *)&im->im_dprambase[up->smc_rbase];
- /* Wait for character to show up.
- */
+ /* Wait for character to show up. */
buf = (unsigned char *)rbdf->cbd_bufaddr;
while (rbdf->cbd_sc & BD_SC_EMPTY)
;
--
1.6.0.6
--
DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
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