#include <target/armv7m.h>
#include <target/cortex_m.h>
-/* keep family IDs in decimal */
-#define EFM_FAMILY_ID_GECKO 71
#define EFM_FAMILY_ID_GIANT_GECKO 72
-#define EFM_FAMILY_ID_TINY_GECKO 73
#define EFM_FAMILY_ID_LEOPARD_GECKO 74
-#define EFM_FAMILY_ID_WONDER_GECKO 75
-#define EFM_FAMILY_ID_ZERO_GECKO 76
-#define EFM_FAMILY_ID_HAPPY_GECKO 77
-#define EZR_FAMILY_ID_WONDER_GECKO 120
-#define EZR_FAMILY_ID_LEOPARD_GECKO 121
-#define EZR_FAMILY_ID_HAPPY_GECKO 122
-#define EFR_FAMILY_ID_MIGHTY_GECKO 16
-#define EFR_FAMILY_ID_BLUE_GECKO 20
#define EFM32_FLASH_ERASE_TMO 100
#define EFM32_FLASH_WDATAREADY_TMO 100
#define EFM32_MSC_LOCK_BITS (EFM32_MSC_INFO_BASE+0x4000)
#define EFM32_MSC_DEV_INFO (EFM32_MSC_INFO_BASE+0x8000)
-/* PAGE_SIZE is only present in Leopard, Giant and Wonder Gecko MCUs */
+/* PAGE_SIZE is not present in Zero, Happy and the original Gecko MCU */
#define EFM32_MSC_DI_PAGE_SIZE (EFM32_MSC_DEV_INFO+0x1e7)
#define EFM32_MSC_DI_FLASH_SZ (EFM32_MSC_DEV_INFO+0x1f8)
#define EFM32_MSC_DI_RAM_SZ (EFM32_MSC_DEV_INFO+0x1fa)
#define EFM32_MSC_DI_PROD_REV (EFM32_MSC_DEV_INFO+0x1ff)
#define EFM32_MSC_REGBASE 0x400c0000
-#define EFR32_MSC_REGBASE 0x400e0000
+#define EFM32_MSC_REGBASE_SERIES1 0x400e0000
#define EFM32_MSC_REG_WRITECTRL 0x008
#define EFM32_MSC_WRITECTRL_WREN_MASK 0x1
#define EFM32_MSC_REG_WRITECMD 0x00c
#define EFM32_MSC_STATUS_WORDTIMEOUT_MASK 0x10
#define EFM32_MSC_STATUS_ERASEABORTED_MASK 0x20
#define EFM32_MSC_REG_LOCK 0x03c
-#define EFR32_MSC_REG_LOCK 0x040
+#define EFM32_MSC_REG_LOCK_SERIES1 0x040
#define EFM32_MSC_LOCK_LOCKKEY 0x1b71
+struct efm32_family_data {
+ int family_id;
+ const char *name;
+
+ /* EFM32 series (EFM32LG995F is the "old" series 0, while EFR32MG12P132
+ is the "new" series 1). Determines location of MSC registers. */
+ int series;
+
+ /* Page size in bytes, or 0 to read from EFM32_MSC_DI_PAGE_SIZE */
+ int page_size;
+
+ /* MSC register base address, or 0 to use default */
+ uint32_t msc_regbase;
+};
+
struct efm32x_flash_bank {
int probed;
uint32_t lb_page[LOCKBITS_PAGE_SZ/4];
};
struct efm32_info {
+ const struct efm32_family_data *family_data;
uint16_t flash_sz_kib;
uint16_t ram_sz_kib;
uint16_t part_num;
uint16_t page_size;
};
+static const struct efm32_family_data efm32_families[] = {
+ { 16, "EFR32MG1P Mighty", .series = 1 },
+ { 17, "EFR32MG1B Mighty", .series = 1 },
+ { 18, "EFR32MG1V Mighty", .series = 1 },
+ { 19, "EFR32MG1P Blue", .series = 1 },
+ { 20, "EFR32MG1B Blue", .series = 1 },
+ { 21, "EFR32MG1V Blue", .series = 1 },
+ { 25, "EFR32FG1P Flex", .series = 1 },
+ { 26, "EFR32FG1B Flex", .series = 1 },
+ { 27, "EFR32FG1V Flex", .series = 1 },
+ { 28, "EFR32MG2P Mighty", .series = 1 },
+ { 29, "EFR32MG2B Mighty", .series = 1 },
+ { 30, "EFR32MG2V Mighty", .series = 1 },
+ { 31, "EFR32BG12P Blue", .series = 1 },
+ { 32, "EFR32BG12B Blue", .series = 1 },
+ { 33, "EFR32BG12V Blue", .series = 1 },
+ { 37, "EFR32FG12P Flex", .series = 1 },
+ { 38, "EFR32FG12B Flex", .series = 1 },
+ { 39, "EFR32FG12V Flex", .series = 1 },
+ { 40, "EFR32MG13P Mighty", .series = 1 },
+ { 41, "EFR32MG13B Mighty", .series = 1 },
+ { 42, "EFR32MG13V Mighty", .series = 1 },
+ { 43, "EFR32BG13P Blue", .series = 1 },
+ { 44, "EFR32BG13B Blue", .series = 1 },
+ { 45, "EFR32BG13V Blue", .series = 1 },
+ { 49, "EFR32FG13P Flex", .series = 1 },
+ { 50, "EFR32FG13B Flex", .series = 1 },
+ { 51, "EFR32FG13V Flex", .series = 1 },
+ { 52, "EFR32MG14P Mighty", .series = 1 },
+ { 53, "EFR32MG14B Mighty", .series = 1 },
+ { 54, "EFR32MG14V Mighty", .series = 1 },
+ { 55, "EFR32BG14P Blue", .series = 1 },
+ { 56, "EFR32BG14B Blue", .series = 1 },
+ { 57, "EFR32BG14V Blue", .series = 1 },
+ { 61, "EFR32FG14P Flex", .series = 1 },
+ { 62, "EFR32FG14B Flex", .series = 1 },
+ { 63, "EFR32FG14V Flex", .series = 1 },
+ { 71, "EFM32G", .series = 0, .page_size = 512 },
+ { 72, "EFM32GG Giant", .series = 0 },
+ { 73, "EFM32TG Tiny", .series = 0, .page_size = 512 },
+ { 74, "EFM32LG Leopard", .series = 0 },
+ { 75, "EFM32WG Wonder", .series = 0 },
+ { 76, "EFM32ZG Zero", .series = 0, .page_size = 1024 },
+ { 77, "EFM32HG Happy", .series = 0, .page_size = 1024 },
+ { 81, "EFM32PG1B Pearl", .series = 1 },
+ { 83, "EFM32JG1B Jade", .series = 1 },
+ { 85, "EFM32PG12B Pearl", .series = 1 },
+ { 87, "EFM32JG12B Jade", .series = 1 },
+ { 89, "EFM32PG13B Pearl", .series = 1 },
+ { 91, "EFM32JG13B Jade", .series = 1 },
+ { 100, "EFM32GG11B Giant", .series = 1, .msc_regbase = 0x40000000 },
+ { 103, "EFM32TG11B Tiny", .series = 1 },
+ { 120, "EZR32WG Wonder", .series = 0 },
+ { 121, "EZR32LG Leopard", .series = 0 },
+ { 122, "EZR32HG Happy", .series = 0, .page_size = 1024 },
+};
+
+
static int efm32x_write(struct flash_bank *bank, const uint8_t *buffer,
uint32_t offset, uint32_t count);
if (ERROR_OK != ret)
return ret;
- if (EFR_FAMILY_ID_BLUE_GECKO == efm32_info->part_family ||
- EFR_FAMILY_ID_MIGHTY_GECKO == efm32_info->part_family) {
- efm32x_info->reg_base = EFR32_MSC_REGBASE;
- efm32x_info->reg_lock = EFR32_MSC_REG_LOCK;
- } else {
- efm32x_info->reg_base = EFM32_MSC_REGBASE;
- efm32x_info->reg_lock = EFM32_MSC_REG_LOCK;
+ for (size_t i = 0; i < ARRAY_SIZE(efm32_families); i++) {
+ if (efm32_families[i].family_id == efm32_info->part_family)
+ efm32_info->family_data = &efm32_families[i];
}
- if (EFM_FAMILY_ID_GECKO == efm32_info->part_family ||
- EFM_FAMILY_ID_TINY_GECKO == efm32_info->part_family)
- efm32_info->page_size = 512;
- else if (EFM_FAMILY_ID_ZERO_GECKO == efm32_info->part_family ||
- EFM_FAMILY_ID_HAPPY_GECKO == efm32_info->part_family ||
- EZR_FAMILY_ID_HAPPY_GECKO == efm32_info->part_family)
- efm32_info->page_size = 1024;
- else if (EFM_FAMILY_ID_GIANT_GECKO == efm32_info->part_family ||
- EFM_FAMILY_ID_LEOPARD_GECKO == efm32_info->part_family) {
- if (efm32_info->prod_rev >= 18) {
- uint8_t pg_size = 0;
- ret = target_read_u8(bank->target, EFM32_MSC_DI_PAGE_SIZE,
- &pg_size);
- if (ERROR_OK != ret)
- return ret;
-
- efm32_info->page_size = (1 << ((pg_size+10) & 0xff));
- } else {
- /* EFM32 GG/LG errata: MEM_INFO_PAGE_SIZE is invalid
- for MCUs with PROD_REV < 18 */
- if (efm32_info->flash_sz_kib < 512)
- efm32_info->page_size = 2048;
- else
- efm32_info->page_size = 4096;
- }
+ if (efm32_info->family_data == NULL) {
+ LOG_ERROR("Unknown MCU family %d", efm32_info->part_family);
+ return ERROR_FAIL;
+ }
- if ((2048 != efm32_info->page_size) &&
- (4096 != efm32_info->page_size)) {
- LOG_ERROR("Invalid page size %u", efm32_info->page_size);
- return ERROR_FAIL;
- }
- } else if (EFM_FAMILY_ID_WONDER_GECKO == efm32_info->part_family ||
- EZR_FAMILY_ID_WONDER_GECKO == efm32_info->part_family ||
- EZR_FAMILY_ID_LEOPARD_GECKO == efm32_info->part_family ||
- EFR_FAMILY_ID_BLUE_GECKO == efm32_info->part_family ||
- EFR_FAMILY_ID_MIGHTY_GECKO == efm32_info->part_family) {
+ switch (efm32_info->family_data->series) {
+ case 0:
+ efm32x_info->reg_base = EFM32_MSC_REGBASE;
+ efm32x_info->reg_lock = EFM32_MSC_REG_LOCK;
+ break;
+ case 1:
+ efm32x_info->reg_base = EFM32_MSC_REGBASE_SERIES1;
+ efm32x_info->reg_lock = EFM32_MSC_REG_LOCK_SERIES1;
+ break;
+ }
+
+ if (efm32_info->family_data->msc_regbase != 0)
+ efm32x_info->reg_base = efm32_info->family_data->msc_regbase;
+
+ if (efm32_info->family_data->page_size != 0) {
+ efm32_info->page_size = efm32_info->family_data->page_size;
+ } else {
uint8_t pg_size = 0;
ret = target_read_u8(bank->target, EFM32_MSC_DI_PAGE_SIZE,
&pg_size);
return ret;
efm32_info->page_size = (1 << ((pg_size+10) & 0xff));
- if (2048 != efm32_info->page_size) {
+
+ if (efm32_info->part_family == EFM_FAMILY_ID_GIANT_GECKO ||
+ efm32_info->part_family == EFM_FAMILY_ID_LEOPARD_GECKO) {
+ /* Giant or Leopard Gecko */
+ if (efm32_info->prod_rev < 18) {
+ /* EFM32 GG/LG errata: MEM_INFO_PAGE_SIZE is invalid
+ for MCUs with PROD_REV < 18 */
+ if (efm32_info->flash_sz_kib < 512)
+ efm32_info->page_size = 2048;
+ else
+ efm32_info->page_size = 4096;
+ }
+ }
+
+ if ((efm32_info->page_size != 2048) &&
+ (efm32_info->page_size != 4096)) {
LOG_ERROR("Invalid page size %u", efm32_info->page_size);
return ERROR_FAIL;
}
- } else {
- LOG_ERROR("Unknown MCU family %d", efm32_info->part_family);
- return ERROR_FAIL;
}
return ERROR_OK;
static int efm32x_decode_info(struct efm32_info *info, char *buf, int buf_size)
{
int printed = 0;
+ printed = snprintf(buf, buf_size, "%s Gecko, rev %d",
+ info->family_data->name, info->prod_rev);
- switch (info->part_family) {
- case EZR_FAMILY_ID_WONDER_GECKO:
- case EZR_FAMILY_ID_LEOPARD_GECKO:
- case EZR_FAMILY_ID_HAPPY_GECKO:
- printed = snprintf(buf, buf_size, "EZR32 ");
- break;
- case EFR_FAMILY_ID_MIGHTY_GECKO:
- case EFR_FAMILY_ID_BLUE_GECKO:
- printed = snprintf(buf, buf_size, "EFR32 ");
- break;
- default:
- printed = snprintf(buf, buf_size, "EFM32 ");
- }
-
- buf += printed;
- buf_size -= printed;
-
- if (0 >= buf_size)
- return ERROR_BUF_TOO_SMALL;
-
- switch (info->part_family) {
- case EFM_FAMILY_ID_GECKO:
- printed = snprintf(buf, buf_size, "Gecko");
- break;
- case EFM_FAMILY_ID_GIANT_GECKO:
- printed = snprintf(buf, buf_size, "Giant Gecko");
- break;
- case EFM_FAMILY_ID_TINY_GECKO:
- printed = snprintf(buf, buf_size, "Tiny Gecko");
- break;
- case EFM_FAMILY_ID_LEOPARD_GECKO:
- case EZR_FAMILY_ID_LEOPARD_GECKO:
- printed = snprintf(buf, buf_size, "Leopard Gecko");
- break;
- case EFM_FAMILY_ID_WONDER_GECKO:
- case EZR_FAMILY_ID_WONDER_GECKO:
- printed = snprintf(buf, buf_size, "Wonder Gecko");
- break;
- case EFM_FAMILY_ID_ZERO_GECKO:
- printed = snprintf(buf, buf_size, "Zero Gecko");
- break;
- case EFM_FAMILY_ID_HAPPY_GECKO:
- case EZR_FAMILY_ID_HAPPY_GECKO:
- printed = snprintf(buf, buf_size, "Happy Gecko");
- break;
- case EFR_FAMILY_ID_BLUE_GECKO:
- printed = snprintf(buf, buf_size, "Blue Gecko");
- break;
- case EFR_FAMILY_ID_MIGHTY_GECKO:
- printed = snprintf(buf, buf_size, "Mighty Gecko");
- break;
- }
-
- buf += printed;
- buf_size -= printed;
-
- if (0 >= buf_size)
- return ERROR_BUF_TOO_SMALL;
-
- printed = snprintf(buf, buf_size, " - Rev: %d", info->prod_rev);
- buf += printed;
- buf_size -= printed;
-
- if (0 >= buf_size)
+ if (printed >= buf_size)
return ERROR_BUF_TOO_SMALL;
return ERROR_OK;
}
}
- /* also, read ULW, DLW and MLW */
+ /* also, read ULW, DLW, MLW, ALW and CLW words */
/* ULW, word 126 */
ptr = efm32x_info->lb_page + 126;
return ret;
}
- /* MLW, word 125, present in GG and LG */
+ /* MLW, word 125, present in GG, LG, PG, JG, EFR32 */
ptr = efm32x_info->lb_page + 125;
ret = target_read_u32(target, EFM32_MSC_LOCK_BITS+125*4, ptr);
if (ERROR_OK != ret) {
return ret;
}
+ /* ALW, word 124, present in GG, LG, PG, JG, EFR32 */
+ ptr = efm32x_info->lb_page + 124;
+ ret = target_read_u32(target, EFM32_MSC_LOCK_BITS+124*4, ptr);
+ if (ERROR_OK != ret) {
+ LOG_ERROR("Failed to read ALW");
+ return ret;
+ }
+
+ /* CLW1, word 123, present in EFR32 */
+ ptr = efm32x_info->lb_page + 123;
+ ret = target_read_u32(target, EFM32_MSC_LOCK_BITS+123*4, ptr);
+ if (ERROR_OK != ret) {
+ LOG_ERROR("Failed to read CLW1");
+ return ret;
+ }
+
+ /* CLW0, word 122, present in GG, LG, PG, JG, EFR32 */
+ ptr = efm32x_info->lb_page + 122;
+ ret = target_read_u32(target, EFM32_MSC_LOCK_BITS+122*4, ptr);
+ if (ERROR_OK != ret) {
+ LOG_ERROR("Failed to read CLW0");
+ return ret;
+ }
+
return ERROR_OK;
}
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