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Added monitor commands to set GPNVM bits on SAM3X.

This commit is contained in:
Gareth McMullin 2012-06-24 21:55:22 +12:00
parent 03fdd23e9c
commit 8b7c6bbaba
1 changed files with 39 additions and 0 deletions
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39
src/sam3x.c
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@ -28,13 +28,24 @@
#include "general.h"
#include "adiv5.h"
#include "target.h"
#include "command.h"
#include "gdb_packet.h"
static int sam3x_flash_erase(struct target_s *target, uint32_t addr, int len);
static int sam3x_flash_write(struct target_s *target, uint32_t dest,
const uint8_t *src, int len);
bool sam3x_cmd_gpnvm_get(target *t);
bool sam3x_cmd_gpnvm_set(target *t, int argc, char *argv[]);
static const char sam3x_driver_str[] = "Atmel SAM3X";
const struct command_s sam3x_cmd_list[] = {
{"gpnvm_get", (cmd_handler)sam3x_cmd_gpnvm_get, "Get GPVNM value"},
{"gpnvm_set", (cmd_handler)sam3x_cmd_gpnvm_set, "Set GPVNM bit"},
{NULL, NULL, NULL}
};
static const char sam3x_xml_memory_map[] = "<?xml version=\"1.0\"?>"
/* "<!DOCTYPE memory-map "
" PUBLIC \"+//IDN gnu.org//DTD GDB Memory Map V1.0//EN\""
@ -113,6 +124,7 @@ int sam3x_probe(struct target_s *target)
target->xml_mem_map = sam3x_xml_memory_map;
target->flash_erase = sam3x_flash_erase;
target->flash_write = sam3x_flash_write;
target_add_commands(target, sam3x_cmd_list, sam3x_driver_str);
return 0;
}
return -1;
@ -235,3 +247,30 @@ static int sam3x_flash_write(struct target_s *target, uint32_t dest,
return 0;
}
bool sam3x_cmd_gpnvm_get(target *t)
{
ADIv5_AP_t *ap = adiv5_target_ap(t);
sam3x_flash_cmd(t, 0, EEFC_FCR_FCMD_GGPB, 0);
gdb_outf("GPNVM: 0x%08X\n", adiv5_ap_mem_read(ap, EEFC_FRR(0)));
return true;
}
bool sam3x_cmd_gpnvm_set(target *t, int argc, char *argv[])
{
uint32_t bit, cmd;
if (argc != 3) {
gdb_out("usage: monitor gpnvm_set <bit> <val>\n");
return false;
}
bit = atol(argv[1]);
cmd = atol(argv[2]) ? EEFC_FCR_FCMD_SGPB : EEFC_FCR_FCMD_CGPB;
sam3x_flash_cmd(t, 0, cmd, bit);
sam3x_cmd_gpnvm_get(t);
return true;
}