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efm32: Switched to the unified mass erase command for the recovery target and added progress dots to stop GDB timing out

This commit is contained in:
dragonmux 2022-07-11 19:46:45 -04:00 committed by Piotr Esden-Tempski
parent c1758088cd
commit b8ca831cfb
1 changed files with 11 additions and 17 deletions
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28
src/target/efm32.c
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@ -41,6 +41,7 @@
#include "target.h"
#include "target_internal.h"
#include "cortexm.h"
#include "adiv5.h"
#include "gdb_packet.h"
#define SRAM_BASE 0x20000000
@ -960,8 +961,6 @@ static bool efm32_cmd_bootloader(target *t, int argc, const char **argv)
* it, please try glitching it).
*/
#include "adiv5.h"
/* IDR revision [31:28] jes106 [27:17] class [16:13] res [12:8]
* variant [7:4] type [3:0] */
#define EFM32_AAP_IDR 0x06E60001
@ -976,12 +975,7 @@ static bool efm32_cmd_bootloader(target *t, int argc, const char **argv)
#define CMDKEY 0xCFACC118
static bool efm32_aap_cmd_device_erase(target *t, int argc, const char **argv);
const struct command_s efm32_aap_cmd_list[] = {
{"erase_mass", (cmd_handler)efm32_aap_cmd_device_erase, "Erase entire flash memory"},
{NULL, NULL, NULL}
};
static bool efm32_aap_mass_erase(target *t);
/**
* AAP Probe
@ -995,21 +989,19 @@ void efm32_aap_probe(ADIv5_AP_t *ap)
if ((ap->idr & EFM32_APP_IDR_MASK) == EFM32_AAP_IDR) {
/* It's an EFM32 AAP! */
DEBUG_INFO("EFM32: Found EFM32 AAP\n");
} else {
} else
return;
}
/* Both revsion 1 and revision 2 devices seen in the wild */
uint16_t aap_revision = (uint16_t)((ap->idr & 0xF0000000) >> 28);
/* New target */
target *t = target_new();
t->mass_erase = efm32_aap_mass_erase;
adiv5_ap_ref(ap);
t->priv = ap;
t->priv_free = (void*)adiv5_ap_unref;
//efm32_aap_cmd_device_erase(t);
/* Read status */
DEBUG_INFO("EFM32: AAP STATUS=%08"PRIx32"\n", adiv5_ap_read(ap, AAP_STATUS));
@ -1019,14 +1011,10 @@ void efm32_aap_probe(ADIv5_AP_t *ap)
aap_revision);
t->driver = priv_storage->aap_driver_string;
t->regs_size = 4;
target_add_commands(t, efm32_aap_cmd_list, t->driver);
}
static bool efm32_aap_cmd_device_erase(target *t, int argc, const char **argv)
static bool efm32_aap_mass_erase(target *t)
{
(void)argc;
(void)argv;
ADIv5_AP_t *ap = t->priv;
uint32_t status;
@ -1044,9 +1032,15 @@ static bool efm32_aap_cmd_device_erase(target *t, int argc, const char **argv)
adiv5_ap_write(ap, AAP_CMDKEY, CMDKEY);
adiv5_ap_write(ap, AAP_CMD, 1);
platform_timeout timeout;
platform_timeout_set(&timeout, 500);
/* Read until 0, probably should have a timeout here... */
do {
status = adiv5_ap_read(ap, AAP_STATUS);
if (platform_timeout_is_expired(&timeout)) {
gdb_out(".");
platform_timeout_set(&timeout, 500);
}
} while (status & AAP_STATUS_ERASEBUSY);
/* Read status */