X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=blobdiff_plain;f=src%2Fjtag%2Fep93xx.c;h=c679b2164344f7c9ce5334a9049c6e01a3add4be;hp=9c24dba447323f9e19c1844f68b50c9c885ede94;hb=c4992c6d863d0ead91d84d19bbfe1643d720b205;hpb=8b4e882a1630d63bbc9840fa3f968e36b6ac3702 diff --git a/src/jtag/ep93xx.c b/src/jtag/ep93xx.c index 9c24dba447..c679b21643 100644 --- a/src/jtag/ep93xx.c +++ b/src/jtag/ep93xx.c @@ -17,9 +17,11 @@ * Free Software Foundation, Inc., * * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * ***************************************************************************/ +#ifdef HAVE_CONFIG_H #include "config.h" -#include "log.h" -#include "jtag.h" +#endif + +#include "interface.h" #include "bitbang.h" #define TDO_BIT 1 @@ -30,105 +32,97 @@ #define SRST_BIT 32 #define VCC_BIT 64 -/* system includes */ -#include -#include -#include -#include #include -#include -#include -static u8 output_value = 0x0; +static uint8_t output_value = 0x0; static int dev_mem_fd; static void *gpio_controller; -static volatile u8 *gpio_data_register; -static volatile u8 *gpio_data_direction_register; +static volatile uint8_t *gpio_data_register; +static volatile uint8_t *gpio_data_direction_register; /* low level command set */ -int ep93xx_read(void); -void ep93xx_write(int tck, int tms, int tdi); -void ep93xx_reset(int trst, int srst); +static int ep93xx_read(void); +static void ep93xx_write(int tck, int tms, int tdi); +static void ep93xx_reset(int trst, int srst); -int ep93xx_speed(int speed); -int ep93xx_register_commands(struct command_context_s *cmd_ctx); -int ep93xx_init(void); -int ep93xx_quit(void); +static int ep93xx_speed(int speed); +static int ep93xx_register_commands(struct command_context *cmd_ctx); +static int ep93xx_init(void); +static int ep93xx_quit(void); struct timespec ep93xx_zzzz; -jtag_interface_t ep93xx_interface = +struct jtag_interface ep93xx_interface = { .name = "ep93xx", - - .execute_queue = bitbang_execute_queue, - .support_statemove = 0, + .execute_queue = bitbang_execute_queue, - .speed = ep93xx_speed, + .speed = ep93xx_speed, .register_commands = ep93xx_register_commands, .init = ep93xx_init, .quit = ep93xx_quit, }; -bitbang_interface_t ep93xx_bitbang = +static struct bitbang_interface ep93xx_bitbang = { .read = ep93xx_read, .write = ep93xx_write, - .reset = ep93xx_reset + .reset = ep93xx_reset, + .blink = 0, }; -int ep93xx_read(void) +static int ep93xx_read(void) { return !!(*gpio_data_register & TDO_BIT); } -void ep93xx_write(int tck, int tms, int tdi) +static void ep93xx_write(int tck, int tms, int tdi) { if (tck) output_value |= TCK_BIT; else - output_value &= TCK_BIT; - + output_value &= ~TCK_BIT; + if (tms) output_value |= TMS_BIT; else - output_value &= TMS_BIT; - + output_value &= ~TMS_BIT; + if (tdi) output_value |= TDI_BIT; else - output_value &= TDI_BIT; + output_value &= ~TDI_BIT; *gpio_data_register = output_value; - nanosleep(ep93xx_zzzz); + nanosleep(&ep93xx_zzzz, NULL); } /* (1) assert or (0) deassert reset lines */ -void ep93xx_reset(int trst, int srst) +static void ep93xx_reset(int trst, int srst) { if (trst == 0) output_value |= TRST_BIT; else if (trst == 1) - output_value &= TRST_BIT; + output_value &= ~TRST_BIT; if (srst == 0) output_value |= SRST_BIT; else if (srst == 1) - output_value &= SRST_BIT; - + output_value &= ~SRST_BIT; + *gpio_data_register = output_value; - nanosleep(ep93xx_zzzz); + nanosleep(&ep93xx_zzzz, NULL); } -int ep93xx_speed(int speed) +static int ep93xx_speed(int speed) { - + return ERROR_OK; } -int ep93xx_register_commands(struct command_context_s *cmd_ctx) +static int ep93xx_register_commands(struct command_context *cmd_ctx) { return ERROR_OK; @@ -137,7 +131,7 @@ int ep93xx_register_commands(struct command_context_s *cmd_ctx) static int set_gonk_mode(void) { void *syscon; - u32 devicecfg; + uint32_t devicecfg; syscon = mmap(NULL, 4096, PROT_READ | PROT_WRITE, MAP_SHARED, dev_mem_fd, 0x80930000); @@ -155,11 +149,11 @@ static int set_gonk_mode(void) return ERROR_OK; } -int ep93xx_init(void) +static int ep93xx_init(void) { int ret; - bitbang_interface = &ep93xx_bitbang; + bitbang_interface = &ep93xx_bitbang; ep93xx_zzzz.tv_sec = 0; ep93xx_zzzz.tv_nsec = 10000000; @@ -208,8 +202,8 @@ int ep93xx_init(void) gpio_data_register = gpio_controller + 0x08; gpio_data_direction_register = gpio_controller + 0x18; - printf("gpio_data_register = %08x\n", gpio_data_register); - printf("gpio_data_direction_reg = %08x\n", gpio_data_direction_register); + LOG_INFO("gpio_data_register = %p\n", gpio_data_register); + LOG_INFO("gpio_data_direction_reg = %p\n", gpio_data_direction_register); /* * Configure bit 0 (TDO) as an input, and bits 1-5 (TDI, TCK * TMS, TRST, SRST) as outputs. Drive TDI and TCK low, and @@ -217,7 +211,7 @@ int ep93xx_init(void) */ output_value = TMS_BIT | TRST_BIT | SRST_BIT | VCC_BIT; *gpio_data_register = output_value; - nanosleep(ep93xx_zzzz); + nanosleep(&ep93xx_zzzz, NULL); /* * Configure the direction register. 1 = output, 0 = input. @@ -225,11 +219,11 @@ int ep93xx_init(void) *gpio_data_direction_register = TDI_BIT | TCK_BIT | TMS_BIT | TRST_BIT | SRST_BIT | VCC_BIT; - nanosleep(ep93xx_zzzz); + nanosleep(&ep93xx_zzzz, NULL); return ERROR_OK; } -int ep93xx_quit(void) +static int ep93xx_quit(void) { return ERROR_OK;