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This commit is contained in:
Chuck McManis 2016-12-04 13:15:45 -08:00
parent 469ecbf0f9
commit a3c2592e44
4 changed files with 42 additions and 52 deletions
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3
src/gdb_main.c
View File

@ -96,9 +96,6 @@ int gdb_main_loop(struct target_controller *tc, bool in_syscall)
int size;
bool single_step = false;
/*
DEBUG("Entering GDB protocol main loop\n");
*/
/* GDB protocol main loop */
while(1) {
SET_IDLE_STATE(1);

6
src/platforms/common/swdptap.c
View File

@ -36,7 +36,7 @@ static void swdptap_turnaround(uint8_t dir)
if(dir == olddir) return;
olddir = dir;
#if 0
#ifdef DEBUG_SWD_BITS
DEBUG("%s", dir ? "\n-> ":"\n<- ");
#endif
@ -58,7 +58,7 @@ bool swdptap_bit_in(void)
gpio_set(SWCLK_PORT, SWCLK_PIN);
gpio_clear(SWCLK_PORT, SWCLK_PIN);
#if 0
#ifdef DEBUG_SWD_BITS
DEBUG("%d", ret?1:0);
#endif
@ -67,7 +67,7 @@ bool swdptap_bit_in(void)
void swdptap_bit_out(bool val)
{
#if 0
#ifdef DEBUG_SWD_BITS
DEBUG("%d", val);
#endif

29
src/target/sam4l.c
View File

@ -1,5 +1,4 @@
/*
* vim: set noexpandtab ts=4:
*
* This file is part of the Black Magic Debug project.
*
@ -108,10 +107,6 @@ static int sam4l_flash_erase(struct target_flash *f, target_addr addr, size_t le
static int sam4l_flash_write_buf(struct target_flash *f, target_addr dest,
const void *src, size_t len);
const struct command_s sam4l_cmds[] = {
{NULL, NULL, NULL}
};
/* why Atmel couldn't make it sequential ... */
static const size_t __ram_size[16] = {
48 * 1024, /* 0: 48K */
@ -152,6 +147,7 @@ static const size_t __nvp_size[16] = {
};
/* All variants of 4L have a 512 byte page */
#define SAM4L_PAGE_SIZE 512
#define SAM4L_ARCH 0xb0
#define SAM4L_CHIPID_CIDR 0x400E0740
@ -162,8 +158,6 @@ static const size_t __nvp_size[16] = {
#define CHIPID_CIDR_NVPSIZ_MASK 0xf
#define CHIPID_CIDR_NVPSIZ_SHIFT 8
/* All variants of 4L have a 512 byte page */
#define SAM4_PAGE_SIZE 512
/* Arbitrary time to wait for FLASH controller to be ready */
#define FLASH_TIMEOUT 10000
@ -177,12 +171,12 @@ static void sam4l_add_flash(target *t, uint32_t addr, size_t length)
struct target_flash *f = calloc(1, sizeof(struct target_flash));
f->start = addr;
f->length = length;
f->blocksize = 512;
f->blocksize = SAM4L_PAGE_SIZE;
f->erase = sam4l_flash_erase;
f->write = target_flash_write_buffered;
f->done = target_flash_done_buffered;
f->write_buf = sam4l_flash_write_buf;
f->buf_size = 512;;
f->buf_size = SAM4L_PAGE_SIZE;
f->erased = 0xff;
/* add it into the target structures flash chain */
target_add_flash(t, f);
@ -264,7 +258,7 @@ bool sam4l_probe(target *t)
/*
* We've been reset, make sure we take the core out of reset
*/
void
static void
sam4l_extended_reset(target *t)
{
uint32_t reg;
@ -345,9 +339,12 @@ sam4l_flash_write_buf(struct target_flash *f, target_addr addr, const void *src,
DEBUG("\nSAM4L: sam4l_flash_write_buf: addr = 0x%08lx, len %d\n", (long unsigned int) addr, (int) len);
/* This will fail with unaligned writes, the write_buf version */
while (len) {
page = addr / SAM4L_PAGE_SIZE;
if (len != SAM4L_PAGE_SIZE) {
return -1;
}
/* clear the page buffer */
if (sam4l_flash_command(t, 0, FLASH_CMD_CPB)) {
return -1;
@ -374,10 +371,6 @@ sam4l_flash_write_buf(struct target_flash *f, target_addr addr, const void *src,
if (sam4l_flash_command(t, page, FLASH_CMD_WP)) {
return -1;
}
/* it should be done after one page, but in case it isn't */
len -= SAM4L_PAGE_SIZE;
addr += SAM4L_PAGE_SIZE;
}
return 0;
}
@ -399,12 +392,12 @@ sam4l_flash_erase(struct target_flash *f, target_addr addr, size_t len)
*/
while (len) {
page = addr / SAM4_PAGE_SIZE;
page = addr / SAM4L_PAGE_SIZE;
if (sam4l_flash_command(t, page, FLASH_CMD_EP)) {
return -1;
}
len -= SAM4_PAGE_SIZE;
addr += SAM4_PAGE_SIZE;
len -= SAM4L_PAGE_SIZE;
addr += SAM4L_PAGE_SIZE;
}
return 0;
}